1 2008-09-04 Jan Hubicka <jh@suse.cz>
3 * i386.c (decide_alg): Be more conservative about optimizing for size.
5 2008-09-04 Ian Lance Taylor <iant@google.com>
7 * varasm.c (narrowing_initializer_constant_valid_p): New
9 (initializer_constant_valid_p): Call it.
11 2008-09-04 Jeff Law <law@redhat.com>
13 * fold-const.c (native_encode_real): Fix computation of WORDS.
14 (native_interpret_real): Likewise.
16 2008-09-04 Janis Johnson <janis187@us.ibm.com>
18 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
20 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
22 * ira-conflicts.c (process_regs_for_copy): Check insn to check
23 that the cost is already taken into account in ira-costs.c
25 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
27 * ira-build.c (print_copy, print_copies, ira_debug_copy,
28 ira_debug_copies): New.
29 (ira_bulid): Call print_copies.
31 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
33 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
36 * config/rs6000/rs6000.c (optimization_options): Remove check of
39 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
41 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
42 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
43 second operand is a reg_imm10_operand.
44 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
45 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
46 (*seq_<GPR:mode><GPR2:mode>): Rename to
47 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
49 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
50 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
52 (*sne_<GPR:mode><GPR2:mode>): Rename to
53 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
56 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
58 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
59 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
60 combining an arithmetic right shift by more than 31 and a
61 trunction. Don't match for out-of-range shift amounts. Set
62 attribute mode to <MODE>.
63 (*lshr32_trunc<mode>): Name the pattern combining a logical right
64 shift by 32 and and a truncation. Set attribute mode to <MODE>.
65 (*<optab>_trunc<mode>_exts): New pattern for truncated right
66 shifts by less than 32.
67 (extv): Change predicate on first operand to accept registers.
68 Change predicate of the other operands from immediate_operand to
69 const_int_operand. Expand exts when source is a register.
70 (extzv): Change predicate of the constant operands from
71 immediate_operand to const_int_operand.
72 (extzv<mode>): Change predicate of the constant operands from
73 immediate_operand to const_int_operand and no constraint. Also
75 (*extzv_trunc<mode>_exts): New pattern.
77 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
79 * config/mips/mips.h (ISA_HAS_CINS): New macro.
80 * config/mips/mips-protos.h (mask_low_and_shift_p,
81 mask_low_and_shift_len): Declare.
82 * config/mips/mips.c (mask_low_and_shift_p,
83 mask_low_and_shift_len): New functions.
84 (mips_print_operand): Handle new operand prefix "m".
85 * config/mips/mips.md (*cins<mode>): New pattern.
87 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
89 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
92 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
94 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
95 regardless of epilogue_completed.
97 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
100 * ira-lives.c (process_bb_node_lives): Check setjmp.
102 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
105 * ira-build.c (form_loop_tree): Reverse BB walk.
106 (create_bb_allocnos): Likewise.
107 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
108 (mark_reg_store): Rename to...
109 (mark_ref_live): ...this and take a df_ref argument instead of
110 note_stores arguments. Assert that we have a register.
111 (mark_reg_clobber): Delete.
112 (def_conflicts_with_inputs_p): New function.
113 (mark_reg_conflicts): Delete.
114 (mark_reg_death): Rename to...
115 (mark_ref_dead): ...this and take a df_ref argument instead of
116 a register. Assert that we have a register.
117 (process_bb_node_lives): Hoist frequency calculation out of
118 instruction walk. Convert from a forwards scan to a backwards scan.
119 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
120 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
121 (create_allocno_live_ranges): Don't create regs_set.
123 2008-09-04 Ian Lance Taylor <iant@google.com>
125 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
127 * calls.c (emit_library_call_value_1): Use MEM_P rather than
128 comparing MODE with MEM.
129 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
130 comparing with GF_PREDICT_TAKEN.
131 (gimple_get_lhs): Change code to enum gimple_code.
132 (gimple_set_lhs): Likewise.
133 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
134 * omp-low.c (find_omp_clause): Change kind parameter to enum
136 * tree-flow.h (find_omp_clause): Update declaration.
137 * regrename.c (clear_dead_regs): Change kind parameter to enum
139 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
141 * see.c (see_get_extension_data): Change return type to enum
142 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
143 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
144 (see_gen_normalized_extension): Change extension_code parameter to
146 (see_seek_pre_extension_expr): Change extension_code to enum
148 (see_merge_one_def_extension): Likewise.
149 (see_handle_relevant_defs): Likewise.
150 (see_handle_relevant_uses): Likewise.
151 (see_analyze_one_def): Likewise.
152 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
153 GIMPLE_ASM rather than ASM_EXPR.
154 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
155 GIMPLE_RETURN rather than RETURN_EXPR.
156 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
157 (evaluate_stmt): Likewise.
158 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
159 to enum vect_relevant.
160 (vect_mark_stmts_to_be_vectorized): Change assertion to not
161 compare gimple codes with tree codes.
163 2008-09-04 Paul Brook <paul@codesourcery.com>
165 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
167 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
169 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
170 pointer check lost in the recent no-unit-at-a-time patch.
172 2008-09-04 Jan Hubicka <jh@suse.cz>
175 * tree-switch-conversion.c (check_final_bb): Accept only IP
178 2008-09-04 Jan Hubicka <jh@suse.cz>
180 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
182 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
183 using_ranges argument.
184 (vrp_evaluate_conditional): Avoid bogus warning for type range.
185 (vrp_visit_cond_stmt): Update call of
186 vrp_evaluate_conditional_warnv_with_ops
188 2008-09-04 Jan Hubicka <jh@suse.cz>
190 PR tree-optimization/37345
191 PR tree-optimization/37358
192 PR tree-optimization/37357
193 * tree.c (build_function_type_skip_args): Build distinct type copy;
195 (build_function_decl_skip_args): Set type of new decl not orig decl;
196 clear DECL_VINDEX for methods turned into functions.
198 2008-09-04 Nick Clifton <nickc@redhat.com>
200 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
202 * configure: Regenerate.
203 * config.in: Regenerate.
204 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
205 alignment field, if it is supported.
207 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
209 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
212 2008-09-03 David Edelsohn <edelsohn@gnu.org>
214 * config/rs6000/rs6000.c (processor_target_table): Do not
215 enable VMX for POWER6.
217 2008-09-03 Anton Blanchard <anton@samba.org>
219 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
220 emit memory barrier before operation.
222 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
225 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
226 default_elf_asm_output_external.
228 2008-09-03 Jeff Law <law@redhat.com>
230 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
232 2008-09-03 Richard Henderson <rth@redhat.com>
234 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
235 memory barrier to below the test-and-set.
236 (alpha_split_lock_test_and_set_12): Likewise.
238 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
242 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
245 * ira-color.c (print_loop_title): Use all_allocnos.
246 (color_pass): Ditto. Don't add border_allocnos. Check that
247 subloop allocno in the correspdoning bitmap all_allocnos.
249 * ira-emit.c (change_loop): Use all_allocnos.
251 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
253 (ira_create_allocno): Set up all_allocnos bit for the created
255 (create_cap_allocno): Remove setting mentioned_allocnos.
256 (create_insn_allocnos): Ditto.
257 (remove_unnecessary_allocnos): Use all_allocnos.
258 (check_allocno_creation): Check that allocnos are in the
259 corresponding bitmap all_allocnos.
261 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
265 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
266 (process_regs_for_copy): Process subregs. Refine check when cost
267 is taken into account in ira-costs.c.
268 (process_reg_shuffles): Use REG_SUBREG_P.
269 (add_insn_allocno_copies): Ditto. Ignore modes.
271 * ira-color.c (conflict_allocno_vec): New.
272 (COST_HOP_DIVISOR): New macro.
273 (update_copy_costs_1): Use it.
274 (update_conflict_hard_regno_costs): New function.
275 (assign_hard_reg): Use it.
276 (ira_color): Allocate and free conflict_allocno_vec.
278 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
282 * ira-int.h (ira_sort_insn_chain): Remove.
284 * ira.c (basic_block_order_nums, chain_insn_order,
285 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
286 (ira): Don't call ira_sort_insn_chain.
288 * reload1.c (reload): Don't call ira_sort_insn_chain.
290 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
293 * cgraphunit.c (update_call_expr): Remove eh regions from statements
294 which become non throw.
295 (cgraph_function_versioning): Also clear DECL_WEAK. Call
296 update_call_expr after updating the flags on the decl.
298 2008-09-03 Jan Hubicka <jh@suse.cz>
300 PR tree-optimization/37315
301 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
302 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
303 (cgraph_analyze_functions): Use node->analyzed
304 (cgraph_mark_functions_to_output): Likewise.
305 (cgraph_expand_function): All functions can be released after
307 (cgraph_optimize): Use gimple_has_body_p.
308 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
309 (cgraph_decide_inlining_incrementally): Likewise.
310 (inline_transform): Inline transform.
311 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
313 (inlinable_function_p): Drop gimple_body check.
314 (expand_call_inline): Use gimple_has_body_p.
315 * gimple.c (gimple_has_body_p): New.
316 * gimple.h (gimple_has_body_p): Add prototype.
317 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
318 (dump_function_to_file): Use gimple_has_body_p check.
320 2008-09-03 Jakub Jelinek <jakub@redhat.com>
323 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
325 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
327 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
329 From Michael Frysinger <michael.frysinger@analog.com>
330 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
331 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
334 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
337 * doc/extend.texi: Document picoChip builtin functions.
338 * doc/invoke.texi: Document picoChip options.
339 * doc/contrib.texi: Add picoChip contribution.
340 * doc/md.texi: Document picoChip constraints.
341 * config.gcc: Add picochip-*-*.
342 * config/picochip/: Add new port.
344 2008-09-03 Richard Guenther <rguenther@suse.de>
346 PR tree-optimization/37328
347 * tree-sra.c (sra_build_assignment): Gimplify properly.
348 (generate_copy_inout): Take the correct stmt as definition,
351 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
353 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
356 From Michael Frysinger <michael.frysinger@analog.com>
357 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
359 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
361 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
363 (__gthread_setspecific): Revert 2008-08-31 change to
364 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
367 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
369 * diagnostic.c (error_at): New.
370 * toplev.h (error_at): New prototype.
371 * c-typeck.c (build_array_ref): Call error_at instead of error.
372 Pass location to pedwarn.
374 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
376 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
378 2008-09-02 Jakub Jelinek <jakub@redhat.com>
380 * dwarf2out.c (tree_add_const_value_attribute): Only handle
381 VAR_DECL and CONST_DECL.
383 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
384 Jakub Jelinek <jakub@redhat.com>
386 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
387 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
388 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
389 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
390 Don't set ix86_save_varrargs_registers.
391 (ix86_setup_incoming_varargs): Assume cum != NULL.
392 (ix86_va_start): Check ix86_varargs_gpr_size and
393 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
394 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
395 from frame pointer if ix86_varargs_gpr_size == 0.
396 (ix86_compute_frame_layout): Updated.
397 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
398 (ix86_varargs_gpr_size): Define.
399 (ix86_varargs_fpr_size): Likewise.
400 (machine_function): Remove save_varrargs_registers.
401 Add varargs_gpr_size and varargs_fpr_size.
403 2008-09-02 Jakub Jelinek <jakub@redhat.com>
405 * config/alpha/alpha.c (va_list_skip_additions,
406 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
407 (alpha_gimplify_va_arg): Call unshare_expr on second use of
410 PR tree-optimization/36766
411 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
412 for already removed basic blocks.
415 * real.c (real_maxval): Clear a lower bit to make real_maxval
416 match get_max_float for IBM long double format.
418 2008-09-02 Andreas Schwab <schwab@suse.de>
420 * configure.ac: Use m4_quote to quote the expansion of m4_do.
421 * configure: Regenerate.
423 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
425 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
426 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
427 checking for a non-VOID CONSTANT_P.
429 2008-09-02 Jan Hubicka <jh@suse.cz>
431 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
432 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
434 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
436 * expr.c (emit_group_store): Don't assert stack temp mode size.
438 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
439 Tobias Grosser <grosser@fim.uni-passau.de>
440 Jan Sjodin <jan.sjodin@amd.com>
441 Harsha Jagasia <harsha.jagasia@amd.com>
442 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
443 Konrad Trifunovic <konrad.trifunovic@inria.fr>
444 Adrien Eliche <aeliche@isty.uvsq.fr>
446 Merge from graphite branch.
449 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
450 * doc/invoke.texi (-floop-block, -floop-interchange,
451 -floop-strip-mine): Document new flags.
452 * tree-into-ssa.c (gimple_vec): Moved...
453 * tree-loop-distribution.c (rdg_component): Moved...
454 * cfgloopmanip.c: Include tree-flow.h.
455 (update_dominators_in_loop): New.
456 (create_empty_if_region_on_edge): New.
457 (create_empty_loop_on_edge): New.
458 (loopify): Use update_dominators_in_loop.
459 * tree-pass.h (pass_graphite_transforms): Declared.
460 * configure: Regenerate.
461 * tree-phinodes.c (make_phi_node): Export.
462 (add_phi_node_to_bb): New, split from create_phi_node.
463 * tree-chrec.c (for_each_scev_op): New.
464 * tree-chrec.h (for_each_scev_op): Declared.
465 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
466 (remove_statement): Call get_phi_with_result.
467 * config.in (HAVE_cloog): Undef.
468 * gdbinit.in (pgg): New.
469 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
470 * tree-ssa-loop.c (graphite_transforms): New.
471 (gate_graphite_transforms): New.
472 (pass_graphite_transforms): New.
473 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
474 HAVE_cloog): Defined.
475 * tree-vectorizer.c (rename_variables_in_bb): Export.
476 * tree-data-ref.c (dr_may_alias_p): Export.
477 (stmt_simple_memref_p): New.
478 (find_data_references_in_stmt): Export.
479 (find_data_references_in_loop): Export.
480 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
481 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
482 (create_rdg_vertices): Export.
483 (build_empty_rdg): New.
484 (build_rdg): Call build_empty_rdg. Free dependence_relations.
485 * tree-data-ref.h (rdg_component): ... here.
487 (struct data_reference): Add a field scop.
489 (find_data_references_in_loop): Declared.
490 (find_data_references_in_stmt): Declared.
491 (create_rdg_vertices): Declared.
492 (dr_may_alias_p): Declared.
493 (stmt_simple_memref_p): Declared.
494 (struct rdg_edge): Add a field ddr_p relation.
495 (build_empty_rdg): Declared.
496 * lambda.h (lambda_matrix): Declare a VEC of.
497 (find_induction_var_from_exit_cond): Declared.
498 (lambda_vector_compare): New.
499 * common.opt (fgraphite, floop-strip-mine,
500 floop-interchange, floop-block): New flags.
501 * lambda-code.c (find_induction_var_from_exit_cond): Export.
502 * cfgloop.c (is_loop_exit): New.
503 * cfgloop.h (is_loop_exit): Declared.
504 (create_empty_if_region_on_edge): Declared.
505 (create_empty_loop_on_edge): Declared.
506 * tree-flow.h (add_phi_node_to_bb): Declared.
507 (make_phi_node): Declared.
508 (rename_variables_in_bb): Declared.
509 (perfect_loop_nest_depth): Declared.
510 (graphite_transform_loops): Declared.
511 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
512 (graphite.o-warn): Add -Wno-error.
513 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
514 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
515 (INCLUDES): Add PPLINC, CLOOGINC.
516 (OBJS-common): Add graphite.o.
517 (graphite.o): Add rule.
518 * gimple.h (gimple_vec): ... here.
519 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
520 * passes.c (init_optimization_passes): Schedule
521 pass_graphite_transforms.
523 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
526 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
527 and -fno-toplevel-reorder after handle_options.
529 2008-09-02 Paul Brook <paul@codesourcery.com>
531 * config/arm/arm.c (arm_tune_cortex_a9): Define.
532 (arm_override_options): Set arm_tune_cortex_a9.
533 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
534 (arm_issue_rate): Handle cortexa9.
535 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
536 * config/arm/arm-cores.def: Add cortex-a9.
537 * config/arm/arm-tune.md: Regenerate.
538 * config/arm/arm.md: Include cortex-a9.md.
539 (generic_sched, generic_vfp): Add cortexa9.
540 * config/arm/cortex-a9.md: New file.
542 2008-09-02 Richard Guenther <rguenther@suse.de>
544 PR tree-optimization/37327
545 * tree-vrp.c (register_new_assert_for): Make sure to not have
546 TREE_OVERFLOW set on the bound.
548 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
550 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
552 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
553 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
556 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
558 * gcc/config/spu/spu.md (divdf3): Removed.
560 2008-09-02 Jakub Jelinek <jakub@redhat.com>
562 PR tree-optimization/37095
563 * cgraph.c (cgraph_node): When creating new cgraph node after
564 assembler_name_hash has been populated, record it in the hash
567 2008-09-01 Paul Brook <paul@codesourcery.com>
569 * doc/invoke.texi: Document -mword-relocations.
570 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
571 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
572 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
573 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
574 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
575 (arm_emit_movpair): New function.
576 (arm_print_operand <c>): Handle sybolic addresses.
577 * config/arm/arm.h (TARGET_USE_MOVT): Define.
578 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
579 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
580 * config/arm/arm.opt: Add -mword-relocations.
581 * config/arm/arm.md (movsi): Use arm_emit_movpair.
582 (arm_movt, arm_movw): New.
584 2008-09-01 Paul Brook <paul@codesourcery.com>
586 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
587 Allow Interworking on ARMv4 EABI based targets.
588 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
589 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
591 2008-09-01 Paul Brook <paul@codesourcery.com>
593 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
594 optimized LT0 test. Remove optimization for GT.
596 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
598 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
600 * pa-hpux11.h (LIB_SPEC): Likewise.
602 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
605 2008-09-01 Jan Hubicka <jh@suse.cz>
607 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
608 present, use only counts; when guessed use only frequencies.
609 (estimate_bb_frequencies): Use function_frequency.
610 * profile.c (compute_branch_probabilities): Exit early when
611 profile reading failed. Set profile_status.
612 (branch_prob): Do not set profile_status.
614 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
616 * tree.c (protected_set_expr_location): New.
617 * tree.h (protected_set_expr_location): New prototype.
618 * c-tree.h (build_array_ref): Add argument.
619 (parser_build_unary_op): Same.
620 * c-typeck.c (build_indirect_ref): Handle new location argument.
621 (build_array_ref): Same.
622 (parser_build_unary_op): Same.
623 * gimplify.c (gimplify_asm_expr): Set input_location before calling
625 * c-omp.c (c_finish_omp_atomic): Pass location when calling
627 * c-common.c (finish_label_address_expr): Handle new location
629 * c-common.h (build_indirect_ref): Add argument.
630 (finish_label_address_expr): Same.
631 * c-parser.c (c_parser_unary_expression): Pass location to build
633 (c_parser_postfix_expression): Same.
635 2008-09-01 Paul Brook <paul@codesourcery.com>
637 * config/arm/arm.md: Include cortex-r4f.md.
638 (attr fpu): Update type list.
639 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
640 fconstd, fcmps and fcmpd.
641 (attr tune_cortexr4): Define.
642 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
643 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
644 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
645 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
646 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
648 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
649 cortex_a8_vfp_farith: Ditto.
650 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
651 * config/arm/cortex-r4.md: Use tune_cortexr4.
652 * config/arm/cortex-r4f.md: New file.
654 2008-09-01 Richard Guenther <rguenther@suse.de>
656 PR tree-optimization/37305
657 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
658 the result of constant conversions.
659 (fold_gimple_assign): Likewise.
661 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
663 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
664 #ifdef ENABLE_CHECKING.
666 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
668 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
669 * sched-int.h (print_insn, print_pattern, print_value): Declare also
670 when !INSN_SCHEDULING.
672 2008-09-01 Andreas Schwab <schwab@suse.de>
674 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
676 2008-09-01 Paul Brook <paul@codesourcery.com>
678 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
680 2008-09-01 Jan Hubicka <jh@suse.cz>
682 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
684 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
685 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
686 * gimplify.c (gimplify_init_constructor): Add speed operand.
687 * tree-sra.c (decide_block_copy): Likewise.
688 * tree-inline.c (estimate_move_cost): Likewise.
689 * config/alpha/alpha.h (MOVE_RATIO): Update.
690 * config/frv/frv.c (MOVE_RATIO): Update.
691 * config/spu/spu.h (MOVE_RATIO): Update.
692 * config/sparc/sparc.h (MOVE_RATIO): Update.
693 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
694 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
695 * config/cris/cris.h (MOVE_RATIO): Update.
696 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
697 * config/arm/arm.h (MOVE_RATIO): Update.
698 * config/pa/pa.md: Update uses of MOVE_RATIO
699 * config/pa/pa.h (MOVE_RATIO): Update.
700 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
701 * config/h8300/h8300.h (MOVE_RATIO): Update.
702 * config/v850/v850.h (MOVE_RATIO): Update.
703 * config/bfin/bfin.h (MOVE_RATIO): Update.
705 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
706 Dmitry Melnik <dm@ispras.ru>
707 Dmitry Zhurikhin <zhur@ispras.ru>
708 Alexander Monakov <amonakov@ispras.ru>
709 Maxim Kuvyrkov <maxim@codesourcery.com>
711 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
712 sel-sched-dump.c, sel-sched-ir.c: New files.
713 * Makefile.in (OBJS-common): Add selective scheduling object
715 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
716 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
717 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
718 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
719 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
720 (make_forwarder_block): Update loop latch if we have redirected
722 * cfgloop.c (get_loop_body_in_custom_order): New function.
723 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
724 (CP_FALLTHRU_PREHEADERS): Likewise.
725 (get_loop_body_in_custom_order): Declare.
726 * cfgloopmanip.c (has_preds_from_loop): New.
727 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
728 Assert that the preheader edge will be fall thru when it is set.
729 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
730 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
731 fsel-sched-substitution, fselective-scheduling): New flags.
732 * cse.c (hash_rtx_cb): New.
734 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
735 sel_sched_insn_cnt): New counters.
736 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
737 * genattr.c (main): Output maximal_insn_latency prototype.
738 * genautomata.c (output_default_latencies): New. Factor its code from ...
739 (output_internal_insn_latency_func): ... here.
740 (output_internal_maximal_insn_latency_func): New.
741 (output_maximal_insn_latency_func): New.
742 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
743 (struct hard_reg_set_iterator): New.
744 (hard_reg_set_iter_init, hard_reg_set_iter_set,
745 hard_reg_set_iter_next): New functions.
746 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
747 * lists.c (remove_free_INSN_LIST_node,
748 remove_free_EXPR_LIST_node): New functions.
749 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
750 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
751 (loop_optimizer_finalize): Do not verify flow info after reload.
752 * recog.c (validate_replace_rtx_1): New parameter simplify.
753 Default it to true. Update all uses. Factor out simplifying
755 (simplify_while_replacing): ... this new function.
756 (validate_replace_rtx_part,
757 validate_replace_rtx_part_nosimplify): New.
758 * recog.h (validate_replace_rtx_part,
759 validate_replace_rtx_part_nosimplify): Declare.
760 * rtl.c (rtx_equal_p_cb): New.
761 (rtx_equal_p): Use it.
762 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
763 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
764 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
765 * vecprim.h: Add a vector type for unsigned int.
766 * haifa-sched.c: Include vecprim.h and cfgloop.h.
767 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
768 ready_try, cycle_issued_insns, spec_info): Make global.
769 (readyp): Initialize.
770 (dfa_lookahead): New global variable.
771 (old_max_uid, old_last_basic_block): Remove.
772 (h_i_d): Make it a vector.
773 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
775 (after_recovery, adding_bb_to_current_region_p):
776 New variables to handle correct insertion of the recovery code.
777 (struct ready_list): Move declaration to sched-int.h.
778 (rgn_n_insns): Removed.
779 (rtx_vec_t): Move to sched-int.h.
780 (find_insn_reg_weight): Remove.
781 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
782 (haifa_init_h_i_d, haifa_finish_h_i_d):
783 New functions to initialize / finalize haifa instruction data.
784 (extend_h_i_d, init_h_i_d): Rewrite.
785 (unlink_other_notes): Move logic to add_to_note_list. Handle
787 (ready_lastpos, ready_element, ready_sort, reemit_notes,
788 find_fallthru_edge): Make global, remove static prototypes.
789 (max_issue): Make global. Add privileged_n and state parameters. Use
791 (extend_global, extend_all): Removed.
792 (init_before_recovery): Add new param. Fix the handling of the case
793 when we insert a recovery code before the EXIT which has a predecessor
794 with a fallthrough edge to it.
795 (create_recovery_block): Make global. Rename to
796 sched_create_recovery_block. Update.
797 (change_pattern): Rename to sched_change_pattern. Make global.
798 (speculate_insn): Rename to sched_speculate_insn. Make global.
799 Split haifa-specific functionality into ...
800 (haifa_change_pattern): New static function.
801 (sched_extend_bb): New static function.
802 (sched_init_bbs): New function.
803 (current_sched_info): Change type to struct haifa_sched_info.
804 (insn_cost): Adjust for selective scheduling.
805 (dep_cost_1): New function. Move logic from ...
806 (dep_cost): ... here.
807 (dep_cost): Use dep_cost_1.
808 (contributes_to_priority_p): Use sched_deps_info instead of
810 (priority): Adjust to work with selective scheduling. Process the
811 corner case when all dependencies don't contribute to priority.
812 (rank_for_schedule): Use ds_weak instead of dep_weak.
813 (advance_state): New function. Move logic from ...
814 (advance_one_cycle): ... here.
815 (add_to_note_list, concat_note_lists): New functions.
816 (rm_other_notes): Make static. Adjust for selective scheduling.
817 (remove_notes, restore_other_notes): New functions.
818 (move_insn): Add two arguments. Update assert. Don't call
820 (choose_ready): Remove lookahead variable, use dfa_lookahead.
821 Remove more_issue, max_points. Move the code to initialize
822 max_lookahead_tries to max_issue.
823 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
824 ready. Adjust use of move_insn. Call restore_other_notes.
826 (sched_init, sched_finish): Move Haifa-specific initialization/
828 (haifa_sched_init, haifa_sched_finish): ... respectively.
830 (setup_sched_dump): New function.
831 (haifa_init_only_bb): New static function.
832 (haifa_speculate_insn): New static function.
833 (try_ready): Use haifa_* instead of speculate_insn and
835 (extend_ready, extend_all): Remove.
836 (sched_extend_ready_list, sched_finish_ready_list): New functions.
837 (create_check_block_twin, add_to_speculative_block): Use
838 haifa_insns_init instead of extend_global. Update to use new
839 initialization functions. Change parameter. Factor out code from
840 create_check_block_twin to ...
841 (sched_create_recovery_edges) ... this new function.
843 (sched_scan_info): New.
844 (extend_bb): Use sched_scan_info.
845 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
846 static functions for walking through scheduling region.
847 (sched_luids): New vector variable to replace uid_to_luid.
848 (luids_extend_insn): New function.
849 (sched_max_luid): New variable.
850 (luids_init_insn): New function.
851 (sched_init_luids, sched_finish_luids): New functions.
852 (insn_luid): New debug function.
853 (sched_extend_target): New function.
854 (haifa_init_insn): New static function.
855 (sched_init_only_bb): New hook.
856 (sched_split_block): New hook.
857 (sched_split_block_1): New function.
858 (sched_create_empty_bb): New hook.
859 (sched_create_empty_bb_1): New function.
860 (common_sched_info, ready): New global variables.
861 (current_sched_info_var): Remove.
862 (move_block_after_check): Use common_sched_info.
863 (haifa_luid_for_non_insn): New static function.
864 (init_before_recovery): Use haifa_init_only_bb instead of
866 (increase_insn_priority): New.
867 * modulo-sched.c: (issue_rate): Remove static declaration.
868 (sms_sched_info): Change type to haifa_sched_info.
869 (sms_sched_deps_info, sms_common_sched_info): New variables.
870 (setup_sched_infos): New.
871 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
872 Do not call regstat_free_calls_crossed.
873 (sms_print_insn): Use const_rtx.
874 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
875 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
876 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
877 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
878 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
879 current_sched_info to use it.
880 (enum reg_pending_barrier_mode): Move to sched-int.h.
881 (h_d_i_d): New variable. Initialize to NULL.
882 ({true, output, anti, spec, forward}_dependency_cache): Initialize
884 (estimate_dep_weak): Remove static declaration.
885 (sched_has_condition_p): New function. Adjust users of
886 sched_get_condition to use it instead.
887 (conditions_mutex_p): Add arguments indicating which conditions are
889 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
890 argument to indicate whether returned condition is reversed. Do not
891 generate new rtx when condition should be reversed; indicate it by
892 setting new argument instead.
893 (add_dependence_list_and_free): Add deps parameter.
894 Update all users. Do not free dependence list when
895 deps context is readonly.
896 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
898 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
899 (remove_from_deps): New. Use the above functions.
900 (cur_insn, can_start_lhs_rhs_p): New static variables.
901 (add_or_update_back_dep_1): Initialize present_dep_type.
902 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
903 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
904 haifa_note_dep): New functions implementing dependence hooks for
906 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
907 note_dep): New functions.
908 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
910 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
911 (free_deps): Initialize deps->reg_last.
912 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
913 sched_analyze_insn): Update to use dependency hooks infrastructure
914 and readonly contexts.
915 (deps_analyze_insn): New function. Move part of logic from ...
916 (sched_analyze): ... here. Also move some logic to ...
917 (deps_start_bb): ... here. New function.
918 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
920 (sched_deps_init): New function. Move code from ...
921 (init_dependency_caches): ... here. Remove.
922 (init_deps_data_vector): New.
923 (sched_deps_finish): New function. Move code from ...
924 (free_dependency_caches): ... here. Remove.
925 (init_deps_global, finish_deps_global): Adjust for use with
926 selective scheduling.
927 (get_dep_weak): Move logic to ...
928 (get_dep_weak_1): New function.
929 (ds_merge): Move logic to ...
930 (ds_merge_1): New static function.
931 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
932 (ds_get_max_dep_weak): New function.
933 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
934 (n_insns): Rename to rgn_n_insns.
935 (debug_ebb_dependencies): New function.
936 (init_ready_list): Use it.
937 (begin_schedule_ready): Use sched_init_only_bb.
938 (ebb_print_insn): Indicate when an insn starts a new cycle.
939 (contributes_to_priority, compute_jump_reg_dependencies,
940 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
941 (add_block1): Remove to ebb_add_block.
942 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
943 (schedule_ebb): Initialize them. Use remove_notes instead of
944 rm_other_notes. Use haifa_local_init/finish.
945 (schedule_ebbs): Use haifa_sched_init/finish.
946 * sched-int.h: Include vecprim.h, remove rtl.h.
947 (struct ready_list): Delete declaration.
948 (sched_verbose_param, enum sched_pass_id_t,
949 bb_vec_t, insn_vec_t, rtx_vec_t): New.
950 (struct sched_scan_info_def): New structure.
951 (sched_scan_info, sched_scan, sched_init_bbs,
952 sched_init_luids, sched_finish_luids, sched_extend_target,
953 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
954 (struct common_sched_info_def): New.
955 (common_sched_info, haifa_common_sched_info,
956 sched_emulate_haifa_p): Declare.
958 (sched_luids): Declare.
959 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
960 (sched_max_luid, insn_luid): Declare.
961 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
962 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
963 print_insn, print_pattern, print_value, haifa_classify_insn,
964 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
965 setup_sched_dump, sched_init, sched_finish,
966 sel_insn_is_speculation_check): Export.
967 (struct ready_list): Move from haifa-sched.c.
968 (ready_try, ready, max_issue): Export.
969 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
970 sched_init_only_bb, sched_split_block, sched_split_block_1,
971 sched_create_empty_bb, sched_create_empty_bb_1,
972 sched_create_recovery_block, sched_create_recovery_edges): Export.
973 (enum reg_pending_barrier_mode): Export.
974 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
976 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
977 print_insn field. Move add_block and fix_recovery_cfg to
978 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
979 (struct sched_deps_info_def): ... this new structure.
980 (sched_deps_info): Declare.
981 (struct spec_info_def): Remove weakness_cutoff, add
982 data_weakness_cutoff and control_weakness_cutoff.
983 (spec_info): Declare.
984 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
986 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
987 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
988 (current_sched_info): Change type to struct haifa_sched_info.
989 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
990 (h_d_i_d): New variable.
991 (HDID): New accessor macro.
992 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
993 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
995 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
996 (enum SCHED_FLAGS): Update for selective scheduler.
997 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
998 (init_dependency_caches, free_dependency_caches): Delete declarations.
999 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1000 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1001 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1002 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1003 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1005 (rm_other_notes): Delete declaration.
1006 (schedule_block): Remove one argument.
1007 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1008 ready_element, ready_lastpos, sched_extend_ready_list,
1009 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1010 concat_note_lists): Export.
1011 (struct region): Move from sched-rgn.h.
1012 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1013 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1014 BLOCK_TO_BB, CONTAINING_RGN): Export.
1015 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1016 (current_nr_blocks, current_blocks, target_bb): Likewise.
1017 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1018 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1019 sched_rgn_local_init, extend_regions,
1020 rgn_make_new_region_out_of_new_block, compute_priorities,
1021 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1022 extend_rgns, deps_join rgn_setup_common_sched_info,
1023 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1024 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1025 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1026 increase_insn_priority): Likewise.
1027 * sched-rgn.c: Include sel-sched.h.
1028 (ref_counts): New static variable. Use it ...
1029 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1030 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1031 (sched_is_disabled_for_current_region_p): Delete static declaration.
1032 (struct region): Move to sched-int.h.
1033 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1034 ebb_head): Define and initialize.
1035 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1036 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1037 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1039 (find_single_block_region): Add new argument to indicate that EBB
1040 regions should be constructed.
1041 (debug_live): Delete declaration.
1042 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1043 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1045 (init_regions): Delete declaration.
1046 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1047 rgn_estimate_number_of_insns): New.
1048 (too_large): Use estimate_number_of_insns.
1049 (haifa_find_rgns): New. Move the code from ...
1050 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1051 (free_trg_info): New.
1052 (compute_trg_info): Allocate candidate tables here instead of ...
1053 (init_ready_list): ... here.
1054 (rgn_print_insn): Use const_rtx.
1055 (contributes_to_priority, extend_regions): Delete static declaration.
1056 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1057 (add_block1): Rename to rgn_add_block.
1058 (debug_rgn_dependencies): Delete static qualifier.
1059 (new_ready): Use sched_deps_info. Simplify.
1060 (rgn_common_sched_info, rgn_const_sched_deps_info,
1061 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1062 (region_sched_info): Rename to rgn_const_sched_info.
1063 (deps_join): New, extracted from ...
1064 (propagate_deps): ... here.
1065 (compute_block_dependences, debug_dependencies): Update for selective
1067 (free_rgn_deps, compute_priorities): New functions.
1068 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1069 sched_rgn_compute_dependencies): New functions.
1070 (schedule_region): Use them.
1071 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1072 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1074 (schedule_insns): Call new functions that were split out.
1075 (rgn_make_new_region_out_of_new_block): New.
1076 (get_rgn_sched_max_insns_priority): New.
1077 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1078 scheduling when appropriate.
1079 * sched-vis.c: Include insn-attr.h.
1080 (print_value, print_pattern): Make global.
1081 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1082 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1083 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1084 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1085 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1086 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1087 hooks. Initialize them to 0.
1088 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1089 * target.h (struct gcc_target): Add them. Rename gen_check field to
1091 * flags.h (sel_sched_switch_set): Declare.
1092 * opts.c (sel_sched_switch_set): New variable.
1093 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1094 pipelining is disabled from command line.
1095 (common_handle_option): Record whether selective scheduling is
1096 requested from command line.
1097 * doc/invoke.texi: Document new flags and parameters.
1098 * doc/tm.texi: Document new target hooks.
1099 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1100 (dfa_state_size): Do not declare locally.
1101 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1102 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1103 rs6000_alloc_sched_context, rs6000_set_sched_context,
1104 rs6000_free_sched_context): New functions.
1105 (struct _rs6000_sched_context): New.
1106 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1108 (rs6000_sched_finish): Do not run for selective scheduling.
1110 2008-08-31 Jan Hubicka <jh@suse.cz>
1112 * frv.c (frv_rtx_costs): Update forward declaration.
1113 * spu.c (spu_rtx_costs): Likewise.
1114 * pdp11.c: Include df.h
1115 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1116 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1117 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1118 * iq2000.c (iq2000_address_cost): Add speed argument.
1119 (iq2000_rtx_costs): Likewise.
1120 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1121 update call of mn10300_address_cost.
1122 * mcore.c: Include df.h
1123 (mcore_rtx_costs): Update prototype.
1124 * score3.c: Include df.h
1125 (score3_rtx_costs): Remove speed argument.
1126 * score7.c: Include df.h
1127 (score7_address_cost): Remove speed argument.
1128 * score-protos.h (score_address_cost): Update prototype.
1129 * score.c: Include df.h
1130 (score_rtx_costs): Update call of costs functions.
1131 * v850.c (v850_rtx_costs): Add bool argument.
1133 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1135 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1137 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1139 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1140 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1142 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1144 * mkmap-flat.awk: Add option pe_dll.
1145 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1146 * config/i386/t-cygwin (SHLIB_LC): Add.
1147 * config/i386/t-mingw32 (SHLIB_LC): Add.
1148 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1149 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1150 (LINK_SPEC): Support libgcc_s.
1151 (LIBGCC_SPEC): Support libgcc_s.
1152 (LIBGCC_SONAME): New.
1154 2008-08-31 Jan Hubicka <jh@suse.cz>
1156 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1157 mistakely had old version of patch.
1159 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1160 (ipcp_estimate_growth): New.
1161 (ipcp_insert_stage): Use ipcp_estimate_growth.
1162 * profile.c (branch_prob): When reading failed, do not consider
1165 2008-08-31 Jan Hubicka <jh@suse.cz>
1167 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1168 loop is optimized for speed.
1170 2008-08-31 Richard Guenther <rguenther@suse.de>
1173 * fold-const.c (fold_binary): Retain conversions in folding
1176 2008-08-31 Jan Hubicka <jh@suse.cz>
1178 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1179 * predict.c (maybe_hot_frequency_p): Make inline.
1180 (maybe_hot_count_p): Break out from ...
1181 (maybe_hot_bb_p): ... this one.
1182 (maybe_hot_edge_p): Simplify.
1183 * basic-block.h (probably_cold_bb_p): Remove.
1185 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1188 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1190 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1191 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1192 Also split V4SFmode.
1193 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1196 2008-08-31 Jan Hubicka <jh@suse.cz>
1198 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1200 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1202 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1205 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1208 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1209 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1211 2008-08-31 Jan Hubicka <jh@suse.cz>
1213 * sparc.h (BRANCH_COST): Fix macro definition.
1214 * avr.c (avr_operand_rtx_cost): Add speed argument.
1215 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1217 2008-08-31 Richard Guenther <rguenther@suse.de>
1219 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1220 types instead of operands. Re-instantiate verifying of
1221 binary expression operands.
1223 2008-08-30 Jan Hubicka <jh@suse.cz>
1225 * fwprop.c (should_replace_address): Add speed attribute.
1226 (PR_OPTIMIZE_FOR_SPEED): New flag.
1227 (propagate_rtx_1): Use it.
1228 (propagate_rtx): Set it.
1229 (try_fwprop_subst): Update call of rtx_costs.
1230 (forward_propagate_and_simplify): LIkewise.
1231 * hooks.c (hook_int_rtx_bool_0): New
1232 (hook_bool_rtx_int_int_intp_false): Replace by ...
1233 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1234 * hooks.h (hook_int_rtx_bool_0): New
1235 (hook_bool_rtx_int_int_intp_false): Replace by ...
1236 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1237 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1238 (prepare_cmp_insn): UPdate call of rtx_cost.
1239 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1240 (reload_cse_simplify_operands): Update call of rtx_cost.
1241 (reload_cse_move2add): call of rtx_cost.
1242 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1243 * rtlanal.c (rtx_cost): Add speed argument.
1244 (address_cost): Add speed argument
1245 (default_address_cost): Likewise.
1246 (insn_rtx_cost): Likewise.
1247 * cfgloopanal.c (seq_cost): Add speed argument.
1248 (target_reg_cost, target_spill_cost): Turn to array.
1249 (init_set_costs): Update for speed.
1250 (estimate_reg_pressure_cost): Add speed argument.
1251 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1252 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1253 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1254 (seq_cost): Add speed argument.
1255 (computation_cost): Add speed arugment.
1256 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1257 (force_expr_to_var_cost): Update for profile info.
1258 (force_var_cost): Likewise.
1259 (split_address_cost): Likewise.
1260 (ptr_difference_cost): Likewise.
1261 (difference_cost): Likewise.
1262 (get_computation_cost_at): Likewise.
1263 (determine_iv_cost): Likewise.
1264 (ivopts_global_cost_for_size): Likewise.
1265 (rewrite_use_address): Likewise.
1266 (tree_ssa_iv_optimize_loop): Initialize speed field.
1267 * cse.c (optimize_this_for_speed_p): New static var.
1268 (notreg_cost): Update call of rtx_cost.
1269 (cse_extended_basic_block): set optimize_this_for_speed_p.
1270 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1271 (noce_try_cmove_arith): Likewise.
1272 (noce_try_sign_mask): LIkewise.
1273 * expr.c (compress_float_constant): Update rtx_cost calls.
1274 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1275 (addr_to_parts): Likewise.
1276 (create_mem_ref): Likewise.
1277 * dse.c (find_shift_sequence): Add speed argument.
1278 (replace_read): Update call.
1279 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1280 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1281 * neg_cost, shift_cost, shiftadd_cost,
1282 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1283 mul_highpart_cost): Increase dimension.
1284 (init_expmed): Initialize for both size and speed.
1285 (expand_shift): Use profile.
1286 (synth_mult): Use profile.
1287 (choose_mult_variant): Use profile.
1288 (expand_mult): Use profile.
1289 (expand_mult_highpart_optab): Use profile.
1290 (expand_mult_highpart): Use profile.
1291 (expand_smod_pow2): Use profile.
1292 (expand_divmod): Use profile.
1293 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1294 * loop-invariant.c (create_new_invariant): Use profile.
1295 (gain_for_invariant): Add speed parameter.
1296 (best_gain_for_invariant): Likewise.
1297 (find_invariants_to_move): Likewise.
1298 (move_single_loop_invariants): Set it.
1299 * target-def.h (TARGET_RTX_COSTS): Use hook.
1300 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1301 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1302 * output.h (default_address_cost): Update prototype.
1303 * combine.c (optimize_this_for_speed_p): New static var.
1304 (combine_validate_cost): Update call of rtx_cost.
1305 (combine_instructions): Set optimize_this_for_speed_p.
1306 (expand_compound_operation): Update call of rtx_cost.
1307 (make_extraction):Update call of rtx_cost.
1308 (force_to_mode):Update call of rtx_cost.
1309 (distribute_and_simplify_rtx):Update call of rtx_cost.
1310 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1311 (estimate_reg_pressure_cost): Update prototype.
1312 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1313 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1315 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1316 (alpha_rtx_costs): Update.
1317 * config/frv/frv.c (frv_rtx_costs): Update.
1318 * config/s390/s390.c (s390_rtx_costs): Update.
1319 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1320 (m32c_rtx_costs): Update.
1321 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1322 (spu_rtx_costs): Update.
1323 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1324 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1325 * config/i386/i386.c (:ix86_address_cost): Update.
1326 (ix86_rtx_costs): Update.
1327 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1328 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1329 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1330 * config/crx/crx.c (crx_address_cost): Update.
1331 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1332 * config/stormy16/stormy16.c
1333 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1334 * config/m68hc11/m68hc11.c
1335 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1336 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1337 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1338 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1339 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1340 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1341 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1342 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1343 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1344 (mcore_rtx_costs): update.
1345 * config/score/score3.c (score3_rtx_costs): Update.
1346 * config/score/score7.c (score7_rtx_costs): Update.
1347 * config/score/score3.h (score3_rtx_costs):Update.
1348 * config/score/score7.h (score7_rtx_costs): Update.
1349 * config/score/score.c (score_rtx_costs): Update.
1350 * config/arm/arm.c (arm_address_cost): Update.
1351 (arm_rtx_costs_1): Update.
1352 (arm_rtx_costs_1): Update.
1353 (arm_size_rtx_costs): Update.
1354 (arm_size_rtx_costs): Update.
1355 (arm_size_rtx_costs): Update.
1356 (arm_xscale_rtx_costs): Update.
1357 (arm_thumb_address_cost): Update.
1358 * config/pa/pa.c (hppa_address_cost): Update.
1359 * config/mips/mips.c (mips_rtx_costs): Update.
1360 * config/vax/vax.c (vax_address_cost): Update.
1361 * config/h8300/h8300.c (h8300_shift_costs): Update.
1362 (h8300_rtx_costs): Update.
1363 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1364 (v850_rtx_costs): Update.
1365 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1366 * config/bfin/bfin.c
1367 (bfin_address_cost): Update.
1368 (bfin_rtx_costs): Update.
1369 * stmt.c (lshift_cheap_p): Update.
1371 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1374 * expmed.c (extract_bit_field_1): Check the mode size to make
1375 sure the vector modes have the same size.
1377 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1379 * dojump.c (top level): Include basic-block.h to declare
1380 optimize_insn_for_speed_p
1382 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1384 * opts.h (CL_SAVE): New option class for marking options that are
1385 target specific options usable in the target attribute.
1386 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1388 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1389 can easily find the target specific options that are safe to use
1390 in the attribute or pragma.
1392 * attribs.c (decl_attributes): Change #pragma GCC option to
1393 #pragma GCC target, and attribute((option(...))) to
1394 attribute((target(...))).
1396 * doc/extend.texi (target attribute): Change from option
1397 attribute. Delete push/pop/reset.
1398 (#pragma GCC target): Change from #pragma GCC option. Delete
1400 (#pragma GCC push_options): Document new pragma.
1401 (#pragma GCC pop_options): Document new pragma.
1402 (#pragma GCC reset_options): Document new pragma.
1404 * targhooks.c (default_target_option_valid_attribute_p): Add
1405 warning about port not supporting target attributes.
1406 (default_target_option_pragma_parse): New function, warn about
1407 #pragma GCC target not being supported.
1409 * targhooks.h (default_target_option_pragma_parse): Add
1412 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1413 TI_CURRENT_OPTION_PRAGMA.
1414 (current_target_pragma): Rename from current_option_pragma.
1416 * target.h: (struct target_option): Delete booleans for changing
1417 the optimization level on hot/cold functions. Change signature of
1418 pragma_parse hook to take a second tree.
1420 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1422 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1423 that the declaration is done at global scope.
1425 * langhooks.c (add_builtin_function_common): Move most of the code
1426 from add_builtin_function here, calling the hook passed in.
1427 (add_builtin_function): Call add_builtin_function_common with
1428 standard builtin hook.
1429 (add_builtin_function_ext_scope): New function to add builtins to
1432 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1434 (add_builtin_function_ext_scope): Add declaration.
1436 * c-pragma.c (handle_pragma_target): Rename from
1437 handle_pragma_option, #pragma GCC option is now #pragma GCC
1438 target. Move warning about port not supporting target options to
1439 default pragma parse hook. Remove push/pop/reset from this
1441 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1442 (option_stack): Delete static variable.
1443 (optimize_stack): Ditto.
1444 (optons_stack): New stack of saved target and optimization
1446 (handle_pragma_push_options): New function to handle pushing both
1447 target and optimization options.
1448 (handle_pragma_pop_options): New function to handle popping both
1449 target and optimization options.
1450 (handle_pragma_reset_options): New function to handle resetting
1451 both target and optimization options to their initial state.
1452 (init_pragma): Rename handle_pragma_option to
1453 handle_pragma_target. Add support for push_options, pop_options,
1454 and reset_options pragmas.
1456 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1457 default_target_option_pragma_parse.
1458 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1459 default_target_option_valid_attribute_p.
1460 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1461 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1462 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1463 optimization level on hot/cold functions.
1465 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1466 if the caller and callee have different optimization levels.
1468 * c-common.c (handle_target_attribute): Rename from
1469 handle_option_attribute, attribute((option(...))) is now
1470 attribute((target(...))). Move warning if the port does not
1471 support target attributes to the default hook.
1472 (handle_hot_attribute): Delete code to change the optimization
1473 level of hot functions.
1474 (handle_cold_attribute): Ditto.
1476 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1477 argument that is the binary tree options to use if there are no
1478 arguments. Call ix86_valid_target_attribute_tree instead of
1479 ix86_valid_option_attribute_tree.
1480 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1481 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1482 ix86_pragma_option_parse.
1484 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1485 Rename from ix86_valid_option_attribute_tree.
1487 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1488 new builtins when the ISA changes.
1489 (ix86_valid_target_attribute_tree): Rename from
1490 ix86_valid_option_attribute_tree. Change callers. If the
1491 function specified optimization options, use those as the starting
1492 point before setting up the target attributes. If the
1493 optimization options were changed in the course of setting the
1494 target attributes, record the new optimization options.
1495 (ix86_valid_target_attribute_tree_inner_p): Rename from
1496 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1497 ix86_add_new_builtins if the ISA changed.
1498 (ix86_valid_target_attribute_p): Rename from
1499 ix86_valid_option_attribute_p. Change callers.
1500 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1501 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1502 as delayed builtin functions.
1503 (struct builtin_isa): New structure to record builtin functions
1504 that should be delayed until the ISA for that function is used.
1505 (ix86_builtins_isa): Change from int to struct to track builtin
1506 functions we want to declare at some point.
1507 (def_builtin): If the front end can delay defining the builtin
1508 functions, don't create builtins for ISAs not part of the default
1510 (def_builtin_const): Ditto.
1511 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1512 __builtin_ia32_pcmov_v2di to be different builtin functions.
1513 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1514 a structure instead of an int.
1515 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1516 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1517 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1518 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1520 * config/ia64/ia64.h
1521 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1522 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1524 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1525 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1526 (LANG_HOOKS_INITIALIZER): Add
1527 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1529 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1532 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1533 the reload address with the index register for SFmode
1534 access with a displacement.
1536 2008-08-30 Jan Hubicka <jh@suse.cz>
1538 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1539 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1540 * dojump.c (do_jump): Likewise.
1541 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1542 (note-if_info): Add BRANCH_COST.
1543 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1544 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1545 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1547 * expr.h (BRANCH_COST): Update default.
1548 * predict.c (predictable_edge_p): New function.
1549 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1550 Update BRANCH_COST call.
1551 * basic-block.h (predictable_edge_p): Declare.
1552 * config/alpha/alpha.h (BRANCH_COST): Update.
1553 * config/frv/frv.h (BRANCH_COST): Update.
1554 * config/s390/s390.h (BRANCH_COST): Update.
1555 * config/spu/spu.h (BRANCH_COST): Update.
1556 * config/sparc/sparc.h (BRANCH_COST): Update.
1557 * config/m32r/m32r.h (BRANCH_COST): Update.
1558 * config/i386/i386.h (BRANCH_COST): Update.
1559 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1560 * config/sh/sh.h (BRANCH_COST): Update.
1561 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1562 * config/avr/avr.h (BRANCH_COST): Update.
1563 * config/crx/crx.h (BRANCH_COST): Update.
1564 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1565 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1566 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1567 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1568 * config/ia64/ia64.h (BRANCH_COST): Update.
1569 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1570 * config/arc/arc.h (BRANCH_COST): Update.
1571 * config/score/score.h (BRANCH_COST): Update.
1572 * config/arm/arm.h (BRANCH_COST): Update.
1573 * config/pa/pa.h (BRANCH_COST): Update.
1574 * config/mips/mips.h (BRANCH_COST): Update.
1575 * config/vax/vax.h (BRANCH_COST): Update.
1576 * config/h8300/h8300.h (BRANCH_COST): Update.
1577 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1578 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1579 * doc/tm.texi (BRANCH_COST): Update.
1581 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1584 * config/arm/arm.c (arm_optimization_options): Set
1585 flag_section_anchors to 2 instead of 1 to distinguish it from
1586 -fsection-anchors given explicitely on the command line.
1588 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1590 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1591 final insn of a split.
1593 2008-08-30 Jan Hubicka <jh@suse.cz>
1595 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1596 optimized for speed.
1597 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1598 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1599 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1600 flag_gcse_after_reload_set): New static vars.
1601 (common_handle_option): Enable those flags for profile-use.
1602 (decode_options): Remove optimize_size flags that are handled
1603 on higher granuality.
1604 * tree-vectorizer.c (vectorize_loops): Use
1605 optimize_loop_nest_for_speed_p.
1606 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1607 * tree-predcom.c (tree_predictive_commoning): Use
1608 optimize_loop_for_speed_p.
1609 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1610 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1611 * predict.c (optimize_loop_for_speed_p): Fix walk.
1613 2008-08-30 Jan Hubicka <jh@suse.cz>
1615 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1617 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1618 profile presence locally.
1620 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1623 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1624 versions before 4.0.
1626 2008-08-29 Jan Hubicka <jh@suse.cz>
1628 * tree-inline.c (insert_init_stmt): Insert sequence even when
1631 2008-08-29 Jeff Law <law@redhat.com>
1633 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1634 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1635 location and class is an FP register.
1637 2008-08-29 Jan Hubicka <jh@suse.cz>
1639 * see.c (see_merge_one_def_extension): Silence used uninitialized
1641 * matrix-reorg.c (check_allocation_function): Likewise.
1642 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1644 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1647 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1648 compute new & and | in type rather than TREE_TYPE (arg0).
1650 * dwarf2out.c (fortran_common): Update comment.
1651 (gen_variable_die): Swap com_die and var_die variables in Fortran
1652 COMMON block handling code.
1654 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1656 * dwarf2out.c (gen_const_die): New function.
1657 (size_of_die, value_format, output_die): Output larger
1658 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1659 (native_encode_initializer): New function.
1660 (tree_add_const_value_attribute): Call it.
1661 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1663 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1664 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1665 TREE_THIS_VOLATILE to add_type_attribute.
1667 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1669 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1672 * dwarf2out.c (loc_by_reference): New function.
1673 (add_location_or_const_value_attribute): Use it.
1676 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1677 as DW_TAG_variable children of DW_TAG_common_block rather than
1678 DW_TAG_member children. Put DW_AT_external to individual
1679 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1681 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1682 loc_descriptor_from_tree_1.
1686 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1687 arguments to imported_module_or_decl.
1688 (debug_nothing_tree_tree): Removed.
1689 (debug_nothing_tree_tree_tree_bool): New prototype.
1690 * debug.c (do_nothing_debug_hooks): Adjust.
1691 (debug_nothing_tree_tree): Removed.
1692 (debug_nothing_tree_tree_tree_bool): New function.
1693 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1694 (gen_variable_die): Put all common vars for the
1695 same COMMON block under one DW_TAG_common_block.
1696 (declare_in_namespace): Return new context_die, for Fortran
1697 return the module DIE instead of adding extra declarations into
1699 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1700 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1701 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1703 (dwarf2out_global_decl): Don't skip Fortran global vars.
1704 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1705 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1706 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1707 DW_TAG_imported_declaration as child of previous
1708 DW_TAG_imported_module.
1709 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1710 * sdbout.c (sdb_debug_hooks): Likewise.
1711 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1713 2008-08-29 Jan Hubicka <jh@suse.cz>
1715 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1717 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1718 * ipa-cp.c (n_cloning_candidates): New static variable.
1719 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1720 (ipcp_print_all_lattices): Improve debug output.
1721 (ipcp_cloning_candidate_p): New function.
1722 (ipcp_initialize_node_lattices): Use it.
1723 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1724 (ipcp_propagate_stage): Prettier debug output.
1725 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1726 (ipcp_print_all_structures): Remove.
1727 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1728 (ipcp_insert_stage): Prettier debug output; call
1729 cgraph_remove_unreachable_nodes before propagating.
1730 (pass_ipa_cp): Schedule function removal pass.
1731 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1733 (cgraph_maybe_hot_edge_p): Move to ...
1734 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1735 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1736 (common_handle_option): Set them; enable ipa-cp when profiling.
1737 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1738 (ipa_print_all_jump_functions): Likewise.
1739 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1740 (ipa_print_node_params, ipa_print_all_params): New.
1741 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1742 ipa_print_all_param_flags): Remove.
1743 (ipa_print_node_params, ipa_print_all_params): New.
1745 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1747 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1748 change from 2008-04-03.
1749 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1751 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1755 * ira-color.c (push_allocnos_to_stack): Truncate
1756 removed_splay_allocno_vec.
1758 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1761 * ira-color (ira_fast_allocation): Don't assign hard registers to
1764 2008-08-29 Jan Hubicka <jh@suse.cz>
1767 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1768 for cold internal loops.
1770 2008-08-29 Richard Guenther <rguenther@suse.de>
1772 * tree-ssa-structalias.c (create_variable_info_for): Do not
1773 create fields for heap vars or vars with a noalias state.
1774 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1777 2008-08-29 Richard Guenther <rguenther@suse.de>
1779 * common.opt (ftree-store-ccp): Mark as preserved for
1780 backward compatibility.
1781 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1782 * tree-pass.h (pass_store_ccp): Remove.
1783 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1784 (first_vdef): Remove declaration.
1785 (get_value_loaded_by): Likewise.
1786 * tree-ssa-ccp.c (do_store_ccp): Remove.
1787 (get_default_value): Simplify as do_store_ccp is always false
1788 now. Do not initialize mem_ref.
1789 (set_value_varying): Likewise.
1790 (canonicalize_float_value): Likewise.
1791 (set_lattice_value): Likewise.
1792 (likely_value): Likewise.
1793 (surely_varying_stmt_p): Likewise.
1794 (ccp_initialize): Likewise.
1795 (ccp_lattice_meet): Likewise.
1796 (ccp_visit_phi_node): Likewise.
1797 (ccp_fold): Likewise.
1798 (evaluate_stmt): Likewise.
1799 (visit_assignment): Likewise.
1800 (ccp_visit_stmt): Likewise.
1801 (execute_ssa_ccp): Fold into ...
1802 (do_ssa_ccp): ... this.
1803 (do_ssa_store_ccp): Remove.
1804 (gate_store_ccp): Likewise.
1805 (pass_store_ccp): Likewise.
1806 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1808 * tree-ssa-propagate.c (first_vdef): Remove.
1809 (get_value_loaded_by): Likewise.
1810 (replace_vuses_in): Likewise.
1811 (substitute_and_fold): Do not call replace_vuses_in.
1812 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1814 2008-08-29 Richard Guenther <rguenther@suse.de>
1817 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1818 PARAM_NOALIAS tags with is_heapvar.
1819 * tree-ssa-operands.c (access_can_touch_variable): Offset
1820 based tests do not apply for heapvars. Fix offset test.
1822 2008-08-29 Jan Hubicka <jh@suse.cz>
1824 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1825 (-fipa-cp-clone): Enabled by default at -O3.
1826 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1827 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1829 2008-08-29 Jan Hubicka <jh@suse.cz>
1831 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1833 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1835 * gimple.c (giple_copy_call_skip_args): New function.
1836 (giple_copy_call_skip_args): Declare.
1838 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1839 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1840 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1841 (ipcp_create_replace_map): Improve debug output.
1842 (ipcp_need_redirect_p): Return false when not clonning.
1843 (ipcp_update_callgraph): Skip args.
1844 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1846 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1847 (save_inline_function_body): Update call of tree_function_versioning.
1848 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1849 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1850 (tree_function_versioning): Likewise.
1851 * tree-inline.h (tree_function_versioning): Update prototype.
1853 2008-08-29 Jan Hubicka <jh@suse.cz>
1855 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1856 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1857 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1858 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1859 * value-prof.c (gimple_divmod_fixed_value_transform,
1860 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1861 gimple_stringops_transform): Use optimize_bb_for_size_p.
1862 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1863 * final.c (compute_alignments): Use optimize_function_for_size_p.
1864 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1865 (fold_builtin_strcpy, fold_builtin_fputs): Use
1866 optimize_function_for_size_p.
1867 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1868 * recog.c (relax_delay_slots): Likewise.
1869 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1870 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1871 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1872 optimize_function_for_size_p.
1873 (cgraph_decide_inlining_of_small_function): Use
1874 optimize_function_for_size_p.
1875 * global.c (find_reg): Use optimize_function_for_size_p.
1876 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1877 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1878 flag_prefetch_loop_arrays. Those can work it out from profile.
1879 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1880 optimize_loop_for_speed_p.
1881 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1883 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1884 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1885 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1886 * local-alloc.c (block_alloc): Pass BB pointer.
1887 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1888 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1889 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1890 (decide_peel_completely): Likewise.
1891 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1892 optimize_loop_for_size_p.
1893 (vect_enhance_data_refs_alignment): Likewise.
1894 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1895 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1896 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1897 (try_crossjump_bb): Use optimize_bb_for_size_p.
1898 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1899 optimize_loop_for_speed_p.
1900 * bb-reorder.c (find_traces_1_round): Likewise.
1901 (copy_bb): Use optimize_bb_for_speed_p.
1902 (duplicate_computed_gotos): Likewise.
1903 * basic-block.h (optimize_loop_nest_for_size_p,
1904 optimize_loop_nest_for_speed_p): New.
1905 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1907 2008-08-29 Tristan Gingold <gingold@adacore.com>
1909 * gcov.c (main): Call expandargv.
1911 2008-08-29 Jan Hubicka <jh@suse.cz>
1913 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1915 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1917 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1918 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1920 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1922 2008-08-29 Jan Hubicka <jh@suse.cz>
1924 * tree-pass.h (pass_strip_predict_hints): Declare.
1925 * predict.c (strip_builtin_expect): Rename to ...
1926 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1927 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1928 (tree_estimate_probability): Do not strip builtin_expect.
1929 (pass_strip_predict_hints): New pass.
1930 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1932 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1934 2008-08-29 Richard Guenther <rguenther@suse.de>
1936 PR tree-optimization/37207
1937 * tree-vrp.c (extract_range_from_binary_expr): Also try
1938 to constant fold if only one of the operands is a constant.
1940 2008-08-29 Nick Clifton <nickc@redhat.com>
1942 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1943 the same way as SYMBOL_REFs.
1945 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1947 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1949 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1951 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1952 * config/mips/mips.md (branch_likely): Remove const. Fix
1954 (define_delay for type "branch"): Change to only apply for branch
1955 with likely variant.
1956 (define_delay for type "branch" and "branch_likely" no). New delay
1958 (equality_op): New code iterator.
1959 (bbv, bbinv): New code attributes.
1960 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1963 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1964 Andrew Pinski <pinskia@gcc.gnu.org>
1967 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1969 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1971 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1972 rule that a symbolic constant must be defined and >= 0 for the
1973 corresponding facility to be present at compile-time.
1974 * gthr-posix.c: Likewise.
1976 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1978 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1979 * config/mips/mips.md (D): New mode attribute.
1980 (mulsi3, muldi3): Merge it into ...
1981 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1983 (muldi3_mul3): New pattern.
1984 (mulsi3_mult3): Rename to mulsi3_mul3.
1986 2008-08-28 Jan Hubicka <jh@suse.cz>
1988 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1990 * predict.c (always_optimize_for_size_p): Rename to ...
1991 (optimize_function_for_size): ... this one; make extern.
1992 (optimize_function_for_speed_p): New.
1993 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1994 optimize_edge_for_size_p,optimize_edge_for_size_p,
1995 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1996 * basic-block.h (optimize_function_for_size_p,
1997 optimize_function_for_speed_p): Declare.
1998 * i386.md (optimize_size checks): Replace them by appropriate
2000 (standard_80387_constant_p, ix86_compute_frame_layout,
2001 ix86_expand_epilogue, ix86_decompose_address,
2002 print_operand, emit_i387_cw_initialization,
2003 inline_memory_move_cost, ix86_pad_returns,
2004 ix86_reorg): Replace optimize_size checks.
2006 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2008 * rtl.h (simplify_subreg_regno): Declare.
2009 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2010 * simplify-rtx.c (simplify_subreg): ...here.
2011 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2012 subreg_offset_representable_p.
2014 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2017 * c-typeck.c (convert_for_assignment): Give a note describing what
2018 was passed and what was expected.
2020 2008-08-28 Joey Ye <joey.ye@intel.com>
2022 * doc/extend.texi: Document AVX built-in functions.
2023 * doc/invoke.texi: Document -mavx.
2025 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2026 Joey Ye <joey.ye@intel.com>
2027 Xuepeng Guo <xuepeng.guo@intel.com>
2029 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2031 * config/i386/cpuid.h (bit_FMA): New.
2032 (bit_XSAVE): Likewise.
2033 (bit_OSXSAVE): Likewise.
2034 (bit_AVX): Likewise.
2036 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2037 define. Use ASM_OUTPUT_AVX_PREFIX.
2039 * config/i386/gmmintrin.h: New.
2041 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2042 (OPTION_MASK_ISA_AVX_SET): New.
2043 (OPTION_MASK_ISA_FMA_SET): Likewise.
2044 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2045 (OPTION_MASK_ISA_FMA_SET): Likewise.
2046 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2047 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2048 (pta_flags): Add PTA_AVX and PTA_FMA.
2049 (override_options): Handle PTA_AVX and PTA_FMA.
2050 (init_cumulative_args): Handle warn_avx.
2051 (classify_argument): Return 0 for COImode and OImode. Return
2052 1 and X86_64_AVX_CLASS for 256bit vector types.
2053 (examine_argument): Handle X86_64_AVX_CLASS.
2054 (construct_container): Likewise.
2055 (function_arg_advance_32): Pass OImode and 256bit vector types
2057 (function_arg_advance_64): Take a new argument to indicate if a
2058 parameter is named. Handle 256bit vector types. Return
2059 immediately for unnamed 256bit vector mode parameters.
2060 (function_arg_advance): Updated.
2061 (function_arg_32): Add comments for TImode. Handle OImode
2062 and 256bit vector types.
2063 (function_arg_64): Take a new argument to indicate if a
2064 parameter is named. Handle 256bit vector types. Return NULL
2065 for unnamed 256bit vector mode parameters.
2066 (function_arg): Updated.
2067 (setup_incoming_varargs_64): Support
2068 AVX encoding for *sse_prologue_save_insn.
2069 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2070 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2071 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2072 enabled, otherwise return -3.
2073 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2075 (print_reg): Support AVX registers. Handle 'x' and 't'.
2076 Handle 'd' to duplicate the operand.
2077 (print_operand): Likewise. Also support AVX vector compare
2079 (output_387_binary_op): Support AVX.
2080 (output_fp_compare): Likewise.
2081 (ix86_expand_vector_move_misalign): Likewise.
2082 (ix86_attr_length_vex_default): New.
2083 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2084 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2085 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2086 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2087 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2088 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2089 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2090 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2091 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2092 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2093 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2094 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2095 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2096 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2097 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2098 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2099 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2100 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2101 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2102 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2103 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2104 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2105 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2106 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2107 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2108 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2109 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2110 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2111 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2112 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2113 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2114 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2115 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2116 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2117 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2118 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2119 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2120 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2121 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2122 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2123 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2124 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2125 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2126 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2127 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2128 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2129 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2130 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2131 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2132 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2133 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2134 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2135 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2136 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2137 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2138 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2139 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2140 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2141 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2142 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2143 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2144 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2145 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2146 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2147 and IX86_BUILTIN_MOVMSKPS256,
2148 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2149 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2150 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2151 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2152 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2153 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2154 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2155 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2156 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2157 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2158 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2159 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2160 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2161 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2162 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2163 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2164 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2165 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2166 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2167 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2168 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2169 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2170 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2171 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2172 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2173 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2174 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2175 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2176 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2177 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2178 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2179 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2180 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2181 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2182 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2183 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2184 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2185 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2186 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2187 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2188 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2189 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2190 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2191 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2192 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2193 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2194 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2195 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2196 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2197 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2198 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2199 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2200 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2201 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2202 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2203 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2204 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2205 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2207 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2208 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2209 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2210 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2211 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2212 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2213 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2214 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2215 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2216 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2217 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2218 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2219 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2220 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2221 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2222 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2223 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2224 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2225 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2226 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2227 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2228 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2229 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2230 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2231 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2232 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2233 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2234 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2235 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2236 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2237 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2238 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2239 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2240 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2241 IX86_BUILTIN_MOVMSKPS256.
2242 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2243 (ix86_expand_args_builtin): Likewise.
2244 (ix86_expand_special_args_builtin): Likewise.
2245 (ix86_hard_regno_mode_ok): Handle AVX modes.
2246 (ix86_expand_vector_init_duplicate): Likewise.
2247 (ix86_expand_vector_init_one_nonzero): Likewise.
2248 (ix86_expand_vector_init_one_var): Likewise.
2249 (ix86_expand_vector_init_concat): Likewise.
2250 (ix86_expand_vector_init_general): Likewise.
2251 (ix86_expand_vector_set): Likewise.
2252 (ix86_vector_mode_supported_p): Likewise.
2253 (x86_extended_reg_mentioned_p): Check INSN_P before using
2256 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2257 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2259 * config/i386/i386.h (TARGET_AVX): New.
2260 (TARGET_FMA): Likewise.
2261 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2262 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2263 (VALID_AVX256_REG_MODE): New.
2264 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2265 (AVX_FLOAT_MODE_P): Likewise.
2266 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2267 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2268 (AVX_VEC_FLOAT_MODE_P): Likewise.
2269 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2270 (ASM_OUTPUT_OPCODE): Likewise.
2271 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2273 (SSE_REG_MODE_P): Allow 256bit vector modes.
2274 (ix86_args): Add a warn_avx field.
2276 * config/i386/i386.md (UNSPEC_PCMP): New.
2277 (UNSPEC_VPERMIL): Likewise.
2278 (UNSPEC_VPERMIL2): Likewise.
2279 (UNSPEC_VPERMIL2F128): Likewise.
2280 (UNSPEC_MASKLOAD): Likewise.
2281 (UNSPEC_MASKSTORE): Likewise.
2282 (UNSPEC_CAST): Likewise.
2283 (UNSPEC_VTESTP): Likewise.
2284 (UNSPECV_VZEROALL): Likewise.
2285 (UNSPECV_VZEROUPPER): Likewise.
2286 (XMM0_REG): Likewise.
2287 (XMM1_REG): Likewise.
2288 (XMM2_REG): Likewise.
2289 (XMM3_REG): Likewise.
2290 (XMM4_REG): Likewise.
2291 (XMM5_REG): Likewise.
2292 (XMM6_REG): Likewise.
2293 (XMM8_REG): Likewise.
2294 (XMM9_REG): Likewise.
2295 (XMM10_REG): Likewise.
2296 (XMM11_REG): Likewise.
2297 (XMM12_REG): Likewise.
2298 (XMM13_REG): Likewise.
2299 (XMM14_REG): Likewise.
2300 (XMM15_REG): Likewise.
2302 (prefix_vex_imm8): Likewise.
2303 (prefix_vex_w): Likewise.
2304 (length_vex): Likewise.
2307 (*avx_ashlti3): Likewise.
2308 (*avx_lshrti3): Likewise.
2309 (*avx_setcc<mode>): Likewise.
2310 (*fop_<mode>_comm_mixed_avx): Likewise.
2311 (*fop_<mode>_comm_avx): Likewise.
2312 (*fop_<mode>_1_mixed_avx): Likewise.
2313 (*fop_<mode>_1_avx): Likewise.
2314 (*avx_<code><mode>3): Likewise.
2315 (*avx_ieee_smin<mode>3): Likewise.
2316 (*avx_ieee_smax<mode>3): Likewise.
2317 (mode): Add OI, V8SF and V4DF.
2318 (length): Support VEX prefix.
2319 (*cmpfp_i_mixed): Set prefix attribute.
2320 (*cmpfp_i_sse): Likewise.
2321 (*cmpfp_iu_mixed): Likewise.
2322 (*cmpfp_iu_sse): Likewise.
2323 (*movsi_1): Support AVX.
2324 (*movdi_2): Likewise.
2325 (*movdi_1_rex64): Likewise.
2326 (*movti_internal): Likewise.
2327 (*movti_rex64): Likewise.
2328 (*movsf_1): Likewise.
2329 (*movdf_nointeger): Likewise.
2330 (*movdf_integer_rex64): Likewise.
2331 (*movtf_internal): Likewise.
2332 (zero_extendsidi2_32): Likewise.
2333 (zero_extendsidi2_rex64): Likewise.
2334 (*extendsfdf2_mixed): Likewise.
2335 (*extendsfdf2_sse): Likewise.
2336 (*truncdfsf_fast_mixed): Likewise.
2337 (*truncdfsf_fast_sse): Likewise.
2338 (*truncdfsf_mixed): Likewise.
2339 (fix_trunc<mode>di_sse): Likewise.
2340 (fix_trunc<mode>si_sse): Likewise.
2341 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2342 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2343 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2344 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2345 (*rcpsf2_sse): Likewise.
2346 (*rsqrtsf2_sse): Likewise.
2347 (*sqrt<mode>2_sse): Likewise.
2348 (sse4_1_round<mode>2): Likewise.
2349 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2350 Support AVX. Set length attribute properly for AVX.
2352 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2353 (VECTOR_MODES (FLOAT, 32)): Likewise.
2354 (VECTOR_MODE (INT, DI, 8)): Likewise.
2355 (VECTOR_MODE (INT, HI, 32)): Likewise.
2356 (VECTOR_MODE (INT, QI, 64)): Likewise.
2357 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2358 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2359 (VECTOR_MODE (INT, DI, 4)): Removed.
2360 (VECTOR_MODE (INT, SI, 8)): Likewise.
2361 (VECTOR_MODE (INT, HI, 16)): Likewise.
2362 (VECTOR_MODE (INT, QI, 32)): Likewise.
2363 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2364 (INT_MODE (OI, 32)): Likewise.
2366 * config/i386/i386.opt (mavx): New.
2369 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2371 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2372 (*mov<mode>_internal_avx): New.
2373 (*movv2sf_internal_rex64_avx): Likewise.
2374 (*movv2sf_internal_avx): Likewise.
2376 * config/i386/predicates.md (const_4_to_5_operand): New.
2377 (const_6_to_7_operand): Likewise.
2378 (const_8_to_11_operand): Likewise.
2379 (const_12_to_15_operand): Likewise.
2380 (avx_comparison_float_operator): Likewise.
2382 * config/i386/sse.md (AVX256MODEI): New.
2383 (AVX256MODE): Likewise.
2384 (AVXMODEQI): Likewise.
2385 (AVXMODE): Likewise.
2386 (AVX256MODEF2P): Likewise.
2387 (AVX256MODE2P): Likewise.
2388 (AVX256MODE4P): Likewise.
2389 (AVX256MODE8P): Likewise.
2390 (AVXMODEF2P): Likewise.
2391 (AVXMODEF4P): Likewise.
2392 (AVXMODEDCVTDQ2PS): Likewise.
2393 (AVXMODEDCVTPS2DQ): Likewise.
2394 (avxvecmode): Likewise.
2395 (avxvecpsmode): Likewise.
2396 (avxhalfvecmode): Likewise.
2397 (avxscalarmode): Likewise.
2398 (avxcvtvecmode): Likewise.
2399 (avxpermvecmode): Likewise.
2400 (avxmodesuffixf2c): Likewise.
2401 (avxmodesuffixp): Likewise.
2402 (avxmodesuffixs): Likewise.
2403 (avxmodesuffix): Likewise.
2404 (vpermilbits): Likewise.
2405 (pinsrbits): Likewise.
2406 (mov<mode>): Likewise.
2407 (*mov<mode>_internal): Likewise.
2408 (push<mode>1): Likewise.
2409 (movmisalign<mode>): Likewise.
2410 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2411 (avx_movdqu<avxmodesuffix>): Likewise.
2412 (avx_lddqu<avxmodesuffix>): Likewise.
2413 (<plusminus_insn><mode>3): Likewise.
2414 (*avx_<plusminus_insn><mode>3): Likewise.
2415 (*avx_vm<plusminus_insn><mode>3): Likewise.
2416 (mul<mode>3): Likewise.
2417 (*avx_mul<mode>3): Likewise.
2418 (*avx_vmmul<mode>3): Likewise.
2419 (divv8sf3): Likewise.
2420 (divv4df3): Likewise.
2421 (avx_div<mode>3): Likewise.
2422 (*avx_div<mode>3): Likewise.
2423 (*avx_vmdiv<mode>3): Likewise.
2424 (avx_rcpv8sf2): Likewise.
2425 (*avx_vmrcpv4sf2): Likewise.
2426 (sqrtv8sf2): Likewise.
2427 (avx_sqrtv8sf2): Likewise.
2428 (*avx_vmsqrt<mode>2): Likewise.
2429 (rsqrtv8sf2): Likewise.
2430 (avx_rsqrtv8sf2): Likewise.
2431 (*avx_vmrsqrtv4sf2): Likewise.
2432 (<code><mode>3): Likewise.
2433 (*avx_<code><mode>3_finite): Likewise.
2434 (*avx_<code><mode>3): Likewise.
2435 (*avx_vm<code><mode>3): Likewise.
2436 (*avx_ieee_smin<mode>3): Likewise.
2437 (*avx_ieee_smax<mode>3): Likewise.
2438 (avx_addsubv8sf3): Likewise.
2439 (avx_addsubv4df3): Likewise.
2440 (*avx_addsubv4sf3): Likewise.
2441 (*avx_addsubv2df3): Likewise.
2442 (avx_h<plusminus_insn>v4df3): Likewise.
2443 (avx_h<plusminus_insn>v8sf3): Likewise.
2444 (*avx_h<plusminus_insn>v4sf3): Likewise.
2445 (*avx_h<plusminus_insn>v2df3): Likewise.
2446 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2447 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2448 (*avx_maskcmp<mode>3): Likewise.
2449 (avx_nand<mode>3): Likewise.
2450 (*avx_<code><mode>3): Likewise.
2451 (*avx_nand<mode>3): Likewise.
2452 (*avx_<code><mode>3): Likewise.
2453 (*avx_cvtsi2ss): Likewise.
2454 (*avx_cvtsi2ssq): Likewise.
2455 (*avx_cvtsi2sd): Likewise.
2456 (*avx_cvtsi2sdq): Likewise.
2457 (*avx_cvtsd2ss): Likewise.
2458 (avx_cvtss2sd): Likewise.
2459 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2460 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2461 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2462 (*avx_cvtsi2sd): Likewise.
2463 (*avx_cvtsi2sdq): Likewise.
2464 (avx_cvtdq2pd256): Likewise.
2465 (avx_cvtpd2dq256): Likewise.
2466 (avx_cvttpd2dq256): Likewise.
2467 (*avx_cvtsd2ss): Likewise.
2468 (*avx_cvtss2sd): Likewise.
2469 (avx_cvtpd2ps256): Likewise.
2470 (avx_cvtps2pd256): Likewise.
2471 (*avx_movhlps): Likewise.
2472 (*avx_movlhps): Likewise.
2473 (avx_unpckhps256): Likewise.
2474 (*avx_unpckhps): Likewise.
2475 (avx_unpcklps256): Likewise.
2476 (*avx_unpcklps): Likewise.
2477 (avx_movshdup256): Likewise.
2478 (avx_movsldup256): Likewise.
2479 (avx_shufps256): Likewise.
2480 (avx_shufps256_1): Likewise.
2481 (*avx_shufps_<mode>): Likewise.
2482 (*avx_loadhps): Likewise.
2483 (*avx_storelps): Likewise.
2484 (*avx_loadlps): Likewise.
2485 (*avx_movss): Likewise.
2486 (*vec_dupv4sf_avx): Likewise.
2487 (*vec_concatv2sf_avx): Likewise.
2488 (*vec_concatv4sf_avx): Likewise.
2489 (*vec_setv4sf_0_avx): Likewise.
2490 (*vec_setv4sf_avx): Likewise.
2491 (*avx_insertps): Likewise.
2492 (avx_vextractf128<mode>): Likewise.
2493 (vec_extract_lo_<mode>): Likewise.
2494 (vec_extract_hi_<mode>): Likewise.
2495 (vec_extract_lo_<mode>): Likewise.
2496 (vec_extract_hi_<mode>): Likewise.
2497 (vec_extract_lo_v16hi): Likewise.
2498 (vec_extract_hi_v16hi): Likewise.
2499 (vec_extract_lo_v32qi): Likewise.
2500 (vec_extract_hi_v32qi): Likewise.
2501 (avx_unpckhpd256): Likewise.
2502 (*avx_unpckhpd): Likewise.
2503 (avx_movddup256): Likewise.
2504 (*avx_movddup): Likewise.
2505 (avx_unpcklpd256): Likewise.
2506 (*avx_unpcklpd): Likewise.
2507 (avx_shufpd256): Likewise.
2508 (avx_shufpd256_1): Likewise.
2509 (*avx_punpckhqdq): Likewise.
2510 (*avx_punpcklqdq): Likewise.
2511 (*avx_shufpd_<mode>): Likewise.
2512 (*avx_storehpd): Likewise.
2513 (*avx_loadhpd): Likewise.
2514 (*avx_loadlpd): Likewise.
2515 (*avx_movsd): Likewise.
2516 (*vec_concatv2df_avx): Likewise.
2517 (*avx_<plusminus_insn><mode>3): Likewise.
2518 (*avx_<plusminus_insn><mode>3): Likewise.
2519 (*avx_mulv8hi3): Likewise.
2520 (*avxv8hi3_highpart): Likewise.
2521 (*avx_umulv8hi3_highpart): Likewise.
2522 (*avx_umulv2siv2di3): Likewise.
2523 (*avx_mulv2siv2di3): Likewise.
2524 (*avx_pmaddwd): Likewise.
2525 (*avx_mulv4si3): Likewise.
2526 (*avx_ashr<mode>3): Likewise.
2527 (*avx_lshr<mode>3): Likewise.
2528 (*avx_ashl<mode>3): Likewise.
2529 (*avx_<code><mode>3): Likewise.
2530 (*avx_eq<mode>3): Likewise.
2531 (*avx_gt<mode>3): Likewise.
2532 (*avx_nand<mode>3): Likewise.
2533 (*avx_nand<mode>3): Likewise.
2534 (*avx_<code><mode>3): Likewise.
2535 (*avx_<code><mode>3): Likewise.
2536 (*avx_packsswb): Likewise.
2537 (*avx_packssdw): Likewise.
2538 (*avx_packuswb): Likewise.
2539 (*avx_punpckhbw): Likewise.
2540 (*avx_punpcklbw): Likewise.
2541 (*avx_punpckhwd): Likewise.
2542 (*avx_punpcklwd): Likewise.
2543 (*avx_punpckhdq): Likewise.
2544 (*avx_punpckldq): Likewise.
2545 (*avx_pinsr<avxmodesuffixs>): Likewise.
2546 (*avx_pinsrq): Likewise.
2547 (*avx_loadld): Likewise.
2548 (*vec_extractv2di_1_rex64_avx): Likewise.
2549 (*vec_extractv2di_1_avx): Likewise.
2550 (*vec_dupv2di_avx): Likewise.
2551 (*vec_concatv2si_avx): Likewise.
2552 (*vec_concatv4si_1_avx): Likewise.
2553 (*vec_concatv2di_avx): Likewise.
2554 (*vec_concatv2di_rex64_avx): Likewise.
2555 (*avx_uavgv16qi3): Likewise.
2556 (*avx_uavgv8hi3): Likewise.
2557 (*avx_psadbw): Likewise.
2558 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2559 (*avx_phaddwv8hi3): Likewise.
2560 (*avx_phadddv4si3): Likewise.
2561 (*avx_phaddswv8hi3): Likewise.
2562 (*avx_phsubwv8hi3): Likewise.
2563 (*avx_phsubdv4si3): Likewise.
2564 (*avx_phsubswv8hi3): Likewise.
2565 (*avx_pmaddubsw128): Likewise.
2566 (*avx_pmulhrswv8hi3): Likewise.
2567 (*avx_pshufbv16qi3): Likewise.
2568 (*avx_psign<mode>3): Likewise.
2569 (*avx_palignrti): Likewise.
2570 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2571 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2572 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2573 (*avx_mpsadbw): Likewise.
2574 (*avx_packusdw): Likewise.
2575 (*avx_pblendvb): Likewise.
2576 (*avx_pblendw): Likewise.
2577 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2578 (avx_ptest256): Likewise.
2579 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2580 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2581 (*avx_aesenc): Likewise.
2582 (*avx_aesenclast): Likewise.
2583 (*avx_aesdec): Likewise.
2584 (*avx_aesdeclast): Likewise.
2585 (avx_vzeroupper): Likewise.
2586 (avx_vzeroupper_rex64): Likewise.
2587 (avx_vpermil<mode>): Likewise.
2588 (avx_vpermilvar<mode>3): Likewise.
2589 (avx_vpermil2<mode>3): Likewise.
2590 (avx_vperm2f128<mode>3): Likewise.
2591 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2592 (avx_vbroadcastss256): Likewise.
2593 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2594 (avx_vinsertf128<mode>): Likewise.
2595 (vec_set_lo_<mode>): Likewise.
2596 (vec_set_hi_<mode>): Likewise.
2597 (vec_set_lo_<mode>): Likewise.
2598 (vec_set_hi_<mode>): Likewise.
2599 (vec_set_lo_v16hi): Likewise.
2600 (vec_set_hi_v16hi): Likewise.
2601 (vec_set_lo_v32qi): Likewise.
2602 (vec_set_hi_v32qi): Likewise.
2603 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2604 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2605 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2606 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2607 (vec_init<mode>): Likewise.
2608 (*vec_concat<mode>_avx): Likewise.
2609 (blendbits): Support V8SF and V4DF.
2610 (sse2_movq128): Support AVX.
2611 (<sse>_movnt<mode>): Likewise.
2612 (sse2_movntv2di): Likewise.
2613 (sse_rcpv4sf2): Likewise.
2614 (sse_sqrtv4sf2): Likewise.
2615 (sse_rsqrtv4sf2): Likewise.
2616 (<sse>_comi): Likewise.
2617 (<sse>_ucomi): Likewise.
2618 (sse_cvtss2si): Likewise.
2619 (sse_cvtss2si_2): Likewise.
2620 (sse_cvtss2siq): Likewise.
2621 (sse_cvtss2siq_2): Likewise.
2622 (sse_cvttss2si): Likewise.
2623 (sse_cvttss2siq): Likewise.
2624 (sse2_cvtsd2si): Likewise.
2625 (sse2_cvtsd2si_2): Likewise.
2626 (sse2_cvtsd2siq): Likewise.
2627 (sse2_cvtsd2siq_2): Likewise.
2628 (sse2_cvttsd2si): Likewise.
2629 (sse2_cvttsd2siq): Likewise.
2630 (sse2_cvtdq2pd): Likewise.
2631 (*sse2_cvtpd2dq): Likewise.
2632 (*sse2_cvttpd2dq): Likewise.
2633 (*sse2_cvtpd2ps): Likewise.
2634 (sse2_cvtps2pd): Likewise.
2635 (sse3_movshdup): Likewise.
2636 (sse3_movsldup): Likewise.
2637 (sse_storehps): Likewise.
2638 (*sse4_1_extractps): Likewise.
2639 (sse2_storelpd): Likewise.
2640 (vec_dupv2df_sse3): Likewise.
2641 (*vec_concatv2df_sse3): Likewise.
2642 (*sse4_1_pextrb): Likewise.
2643 (*sse4_1_pextrb_memory): Likewise.
2644 (*sse2_pextrw): Likewise.
2645 (*sse4_1_pextrw_memory): Likewise.
2646 (*sse4_1_pextrd): Likewise.
2647 (*sse4_1_pextrq): Likewise.
2648 (sse2_pshufd_1): Likewise.
2649 (sse2_pshuflw_1): Likewise.
2650 (sse2_pshufhw_1): Likewise.
2651 (*sse2_storeq_rex64): Likewise.
2652 (*vec_dupv4si): Likewise.
2653 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2654 (sse2_pmovmskb): Likewise.
2655 (*sse2_maskmovdqu): Likewise.
2656 (*sse2_maskmovdqu_rex64): Likewise.
2657 (sse_ldmxcsr): Likewise.
2658 (sse_stmxcsr): Likewise.
2659 (abs<mode>2): Likewise.
2660 (sse4_1_movntdqa): Likewise.
2661 (sse4_1_phminposuw): Likewise.
2662 (sse4_1_extendv8qiv8hi2): Likewise.
2663 (*sse4_1_extendv8qiv8hi2): Likewise.
2664 (sse4_1_extendv4qiv4si2): Likewise.
2665 (*sse4_1_extendv4qiv4si2): Likewise.
2666 (sse4_1_extendv2qiv2di2): Likewise.
2667 (*sse4_1_extendv2qiv2di2): Likewise.
2668 (sse4_1_extendv4hiv4si2): Likewise.
2669 (*sse4_1_extendv4hiv4si2): Likewise.
2670 (sse4_1_extendv2hiv2di2): Likewise.
2671 (*sse4_1_extendv2hiv2di2): Likewise.
2672 (sse4_1_extendv2siv2di2): Likewise.
2673 (*sse4_1_extendv2siv2di2): Likewise.
2674 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2675 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2676 (sse4_1_zero_extendv4qiv4si2): Likewise.
2677 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2678 (sse4_1_zero_extendv2qiv2di2): Likewise.
2679 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2680 (sse4_1_zero_extendv4hiv4si2): Likewise.
2681 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2682 (sse4_1_zero_extendv2hiv2di2): Likewise.
2683 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2684 (sse4_1_zero_extendv2siv2di2): Likewise.
2685 (*sse4_1_zero_extendv2siv2di2): Likewise.
2686 (sse4_1_ptest): Likewise.
2687 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2688 (sse4_2_pcmpestri): Likewise.
2689 (sse4_2_pcmpestrm): Likewise.
2690 (sse4_2_pcmpistri): Likewise.
2691 (sse4_2_pcmpistrm): Likewise.
2693 (aeskeygenassist): Likewise.
2695 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2697 * config/i386/predicates.md (vzeroall_operation): New.
2699 * config/i386/sse.md (avx_vzeroall): New.
2700 (*avx_vzeroall): Likewise.
2702 2008-08-28 Paul Brook <paul@codesourcery.com>
2703 Mark Shinwell <shinwell@codesourcery.com>
2704 Richard Earnshaw <richard.earnshaw@arm.com>
2706 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2707 (TARGET_MIN_ANCHOR_OFFSET): New.
2708 (arm_override_options): Set correct anchor ranges for Thumb-1
2709 and Thumb-2 if required.
2710 (legitimize_pic_address): Handle case involving a TLS symbol
2711 reference with an addend.
2712 (arm_optimization_options): Enable section anchors at -O1 and
2714 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2715 * config/arm/arm-protos.h (arm_optimization_options): New.
2717 2008-08-28 Nick Clifton <nickc@redhat.com>
2719 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2720 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2723 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2724 * config/v850/v850.md (return): Remove frame size restriction.
2726 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2728 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2730 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2732 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2734 2008-08-28 Paul Brook <paul@codesourcery.com>
2736 * config/arm/vfp11.md: Update license notice.
2737 * config/arm/cortex-r4.md: Ditto.
2739 2008-08-28 Richard Guenther <rguenther@suse.de>
2741 PR tree-optimization/37207
2742 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2745 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2748 * tree.c (int_fits_type_p): Don't forget unsigned integers
2749 of type sizetype which higher end word equals -1.
2751 2008-08-28 Ira Rosen <irar@il.ibm.com>
2753 * target.h (struct vectorize): Add new target builtin.
2754 * tree-vectorizer.c (destroy_loop_vec_info): Call
2755 vect_free_slp_instance instead of vect_free_slp_node.
2756 * tree-vectorizer.h (enum slp_load_perm_type): New.
2757 (struct _slp_instance): Add new fields.
2758 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2759 (SLP_INSTANCE_LOADS): New.
2760 (vect_free_slp_tree): Remove.
2761 (vect_free_slp_instance): Declare.
2762 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2763 (vectorizable_load): Add argument.
2764 (vect_transform_slp_perm_load): New.
2765 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2767 (vect_get_place_in_interleaving_chain): New function.
2768 (vect_free_slp_tree): Make static.
2769 (vect_free_slp_instance): New function.
2770 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2771 collect the load location in the interleaving chain.
2772 (vect_supported_slp_permutation_p): New function.
2773 (vect_supported_load_permutation_p): Likewise.
2774 (vect_analyze_slp_instance): In case of loads permutation, call
2775 vect_supported_load_permutation_p to check that the permutation is
2777 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2778 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2779 (vect_create_mask_and_perm): New function.
2780 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2781 (vectorizable_load): Add an argument. Don't keep the created vectors
2782 statements in the node if permutation is required. Call
2783 vect_transform_slp_perm_load to generate the permutation.
2784 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2785 additional argument.
2786 (vect_schedule_slp_instance): In case of loads permutation, allocate
2787 vectorized statements structure for all the related SLP nodes. Call
2788 vect_transform_stmt with addditional argument.
2789 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2790 * config/spu/spu.c (spu_builtin_vec_perm): New.
2791 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2792 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2793 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2794 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2796 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2798 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2799 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2800 __gthread_cond_signal, __gthread_cond_timedwait,
2801 __gthread_cond_timedwait_recursive): New functions.
2802 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2804 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2807 2008-08-28 Richard Guenther <rguenther@suse.de>
2810 * fold-const.c (maybe_canonicalize_comparison_1): Require
2811 undefined overflow only for canonicalizing A +- CST cmp CST.
2812 Make sure to not generate new constants that are not inside
2813 their TYPE_MIN/MAX_VALUE range.
2814 (maybe_canonicalize_comparison): Remove undefined overflow
2816 (fold_binary): Remove now duplicate folding.
2818 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2820 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2821 use not updated in the last change.
2823 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2825 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2826 (IRA_COVER_CLASSES): Add FPUL_REGS.
2828 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2831 * c-common.c (conversion_warning): Check for null operands.
2833 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2836 * c-decl.c (check_for_loop_decls): Improve error message. Give
2839 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2842 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2843 (convert_for_assignment): Pass corrent OPT_W* parameter to
2844 WARN_FOR_ASSIGNMENT.
2846 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2849 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2851 2008-08-27 Paul Brook <paul@codesourcery.com>
2853 * config.gcc: Loosen checks for arm uclinux eabi targets.
2855 2008-08-27 Paul Brook <paul@codesourcery.com>
2857 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2859 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2861 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2863 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2864 the enumerators of an ENUMERAL_TYPE.
2865 * dbxout.c (dbxout_type): Ditto.
2867 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2870 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2871 (fwprop_addr): Check that the loop_father is not the outer loop.
2873 2008-08-26 Paul Brook <paul@codesourcery.com>
2875 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2876 Remove documentation entry for fmul type.
2877 Use fmuls to annotate single-precision multiplication patterns,
2878 fmuld to annotate double-precision multiplication patterns,
2879 fmacs to annotate single-precision multiply-accumulate patterns
2880 and fmacd to annotate double-precision multiply-accumulate patterns.
2881 * config/arm/vfp11.md: Update reservations accordingly.
2882 * config/arm/arm.md: Note that certain values of the "type"
2883 attribute are documented in vfp.md.
2884 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2885 (v10_cvt): Use new fmul types.
2887 2008-08-26 Paul Brook <paul@codesourcery.com>
2889 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2890 * config/arm/vfp11.md: ...here. New.
2891 * config/arm/arm.md: Include vfp11.md.
2893 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2895 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2896 parameter to inform call.
2898 2008-08-26 Jeff Law <law@redhat.com>
2900 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2901 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2902 preferred class when copying a constant into a partial word register.
2904 2008-08-26 Ben Elliston <bje@au.ibm.com>
2906 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2907 * cp/typeck.c: Likewise.
2908 * cp/tree.c: Likewise.
2909 * gimple-low.c: Likewise.
2912 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2914 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2915 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2917 * doc/passes.texi: Describe IRA.
2919 * doc/tm.texi (IRA_COVER_CLASSES,
2920 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2922 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2923 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2924 -fira-propagate-cost, -fno-ira-share-save-slots,
2925 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2927 * flags.h (ira_algorithm): New enumeration.
2928 (flag_ira_algorithm, flag_ira_verbose): New external variable
2931 * postreload.c (gate_handle_postreload): Don't do post reload
2932 optimizations unless the reload is completed.
2934 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2937 * tree-pass.h (pass_ira): New external variable declaration.
2939 * reload.h: Add 2008 to the Copyright.
2941 * cfgloopanal.c: Include params.h.
2942 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2945 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2947 * toplev.c (ira.h): New include.
2948 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2949 (backend_init_target): Call ira_init.
2950 (backend_init): Call ira_init_once.
2951 (finalize): Call finish_ira_once.
2953 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2954 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2957 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2958 may_move_out_cost): New external variable declarations.
2959 (move_table): New typedef.
2961 * caller-save.c: Include headers output.h and ira.h.
2962 (no_caller_save_reg_set): New global variable.
2963 (save_slots_num, save_slots): New variables.
2964 (reg_save_code, reg_restore_code, add_stored_regs): Add
2966 (init_caller_save): Set up no_caller_save_reg_set.
2967 (init_save_areas): Reset save_slots_num.
2968 (saved_hard_reg): New structure.
2969 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2970 (initiate_saved_hard_regs, new_saved_hard_reg,
2971 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2973 (setup_save_areas): Add code for sharing stack slots.
2974 (all_blocks): New variable.
2975 (save_call_clobbered_regs): Process pseudo-register too.
2976 (mark_set_regs): Process pseudo-register too.
2977 (insert_one_insn): Put the insn after bb note in a empty basic
2978 block. Add insn check.
2980 * global.c (eliminable_regset): Make it external.
2981 (mark_elimination): Use DF_LR_IN for IRA.
2982 (pseudo_for_reload_consideration_p): New.
2983 (build_insn_chain): Make it external. Don't ignore spilled
2984 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2985 (gate_handle_global_alloc): New function.
2986 (pass_global_alloc): Add the gate function.
2988 * opts.c (decode_options): Set up flag_ira. Print the warning for
2990 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2992 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2994 * regmove.c (regmove_optimize): Don't do replacement of output for
2997 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2998 New external variable declarations.
3000 * local-alloc.c (update_equiv_regs): Make it external. Return
3001 true if jump label rebuilding should be done. Rescan new_insn for
3003 (gate_handle_local_alloc): New function.
3004 (pass_local_alloc): Add the gate function.
3006 * alias.c (value_addr_p, stack_addr_p): New functions.
3007 (nonoverlapping_memrefs_p): Use them for IRA.
3009 * common.opt (fira, fira-algorithm, fira-coalesce,
3010 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3011 fira-verbose): New options.
3013 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3014 move_cost, may_move_in_cost, may_move_out_cost): Make the
3016 (move_table): Remove typedef.
3017 (init_move_cost): Make it external.
3018 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3021 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3022 setup_reg_classes): New function prototypes.
3023 (eliminable_regset): New external variable declaration.
3024 (build_insn_chain, update_equiv_regs): New function prototypes.
3026 * Makefile.in (IRA_INT_H): New definition.
3027 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3028 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3029 (reload1.o, toplev.o): Add dependence on ira.h.
3030 (cfgloopanal.o): Add PARAMS_H.
3031 (caller-save.o): Add dependence on output.h and ira.h.
3032 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3033 ira-emit.o, ira-lives.o): New entries.
3035 * passes.c (pass_ira): New pass.
3037 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3039 * reload1.c (ira.h): Include the header.
3040 (changed_allocation_pseudos): New bitmap.
3041 (init_reload): Initiate the bitmap.
3042 (compute_use_by_pseudos): Permits spilled registers in FROM.
3043 (temp_pseudo_reg_arr): New variable.
3044 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3045 IRA. Call alter_reg with the additional parameter. Don't clear
3046 spilled_pseudos for IRA. Restore original insn chain for IRA.
3047 Clear changed_allocation_pseudos at the end of reload.
3048 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3049 (hard_regno_to_pseudo_regno): New variable.
3050 (count_pseudo): Check spilled pseudos. Set up
3051 hard_regno_to_pseudo_regno.
3052 (count_spilled_pseudo): Check spilled pseudos. Update
3053 hard_regno_to_pseudo_regno.
3054 (find_reg): Use better_spill_reload_regno_p. Check
3055 hard_regno_to_pseudo_regno.
3056 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3058 (eliminate_regs_1): Use additional parameter for alter_reg.
3059 (finish_spills): Set up pseudo_previous_regs only for spilled
3060 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3061 more arguments. Don't clear live_throughout and dead_or_set for
3062 spilled pseudos. Use additional parameter for alter_reg. Call
3063 mark_allocation_change. Set up changed_allocation_pseudos.
3064 Remove sanity check.
3065 (emit_input_reload_insns, delete_output_reload): Use additional
3066 parameter for alter_reg. Call mark_allocation_change.
3067 (substitute, gen_reload_chain_without_interm_reg_p): New
3069 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3071 * testsuite/gcc.dg/20080410-1.c: New file.
3073 * config/s390/s390.h (IRA_COVER_CLASSES,
3074 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3076 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3078 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3080 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3082 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3084 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3086 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3088 2008-08-24 Jeff Law <law@redhat.com>
3089 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3090 when ignoring unavailable registers.
3092 2008-08-24 Jeff Law <law@redhat.com>
3093 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3094 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3095 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3096 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3098 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3099 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3101 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3102 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3103 * reload1.c (find_reg): Process registers in register allocation order.
3105 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3106 * toplev.c (backend_init_target): Move ira_init call from
3108 (lang_dependent_init_target): ...to here.
3110 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3111 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3112 calculate memory move costs for NO_REGS.
3114 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3115 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3116 STACK_REGS is defined.
3118 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3119 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3121 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3122 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3124 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3125 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3126 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3129 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3130 Dorit Nuzman <dorit@il.ibm.com>
3132 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3133 vec_extract_evenv4sf, vec_extract_evenv8hi,
3134 vec_extract_evenv16qi, vec_extract_oddv4si,
3135 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3136 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3137 vec_interleave_highv4si, vec_interleave_lowv4si,
3138 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3139 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3140 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3142 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3145 * config/rs6000/rs6000.c (optimization_options): Don't default to
3146 section anchors without toplevel reorder.
3148 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3150 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3151 (mfc_end_critical_section): Likewise.
3153 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3155 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3156 all type qualifiers from element type to vector type.
3158 2008-08-25 David Daney <ddaney@avtrex.com>
3160 * config/mips/mips.md (immediate_insn): Move up in file, fix
3161 comment typo, reformat.
3162 (fetchop_bit, atomic_hiqi_op memory_barrier,
3163 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3164 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3165 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3166 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3167 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3168 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3169 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3170 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3171 sync_old_nand<mode>, sync_new_nand<mode>,
3172 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3173 test_and_set_12): Moved to sync.md.
3175 * config/mips/sync.md: New file.
3177 2008-08-25 Richard Henderson <rth@redhat.com>
3179 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3180 (regsave): Likewise.
3181 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3182 (output_cfi_directive): Likewise.
3183 (div_data_align): New.
3184 (output_cfi): Use it.
3186 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3188 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3189 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3190 (TARGET_OCTEON): New macro.
3191 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3192 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3193 (ISA_HAS_POP): New macro.
3194 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3196 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3198 * config/mips/mips.md (cpu): Add octeon.
3199 (type): Add pop attribute value.
3200 (popcount<mode>2): New pattern.
3201 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3203 2008-08-24 Jan Hubicka <jh@suse.cz>
3205 * doc/invoke.texi (-fipa-cp-clone): New option.
3206 (-fipa-cp): Update docs.
3207 (--param ipcp-unit-growth):New.
3208 * ipa-cp.c: Include fibheap.h, params.h
3209 (ipcp_initialize_node_lattices): When not cloning, all externally
3210 visible functions are bottom.
3211 (ipcp_need_redirect_p): Accept clones.
3212 (ipcp_insert_stage): Use cost driven heuristics.
3213 (max_count, dead_nodes): New static vars.
3214 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3215 ipcp_const_param_count): New functions.
3216 * common.opt (ipa-cp-clone): New command line option.
3217 * params.def (ipcp-unit-growth): New.
3219 2008-08-24 Jan Hubicka <jh@suse.cz>
3221 * tree-inline.c (tree_function_versioning): Look harder
3222 for referenced vars.
3224 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3226 PR tree-optimization/37185
3227 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3229 2008-08-23 Jan Hubicka <jh@suse.cz>
3231 * ipa-cp.c (ipcp_analyze_node): New function.
3232 (ipcp_update_cloned_node): Use it.
3233 (ipcp_init_stage): Likewise.
3234 * ipa-inline.c (function_insertion_hook_holder): New static var.
3235 (analyze_function): Break out from ....
3236 (inline_generate_summary): Here; register insertion hook.
3237 (cgraph_decide_inlining): Remove hook.
3238 (add_new_function): New function.
3240 2008-08-23 Jan Hubicka <jh@suse.cz>
3242 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3244 2008-08-23 Jan Hubicka <jh@suse.cz>
3246 * ipa-cp.c (constant_val_insert): Remove.
3247 (ipcp_propagate_one_const): Remove.
3248 (ipcp_create_replace_map): Always insert replacements to the map.
3249 (ipcp_insert_stage): Do not try to insert statements by hand.
3250 * tree-inline.c (insert_init_stmt): Break out from ...
3251 (setup_one_parameter): ... here; allow NULL BB pointer.
3252 (tree_function_versioning): Use setup_one_parameter to process
3255 2008-08-23 Jan Hubicka <jh@suse.cz>
3257 * tree.c (decl_address_ip_invariant_p): New function.
3258 * tree.h (decl_address_ip_invariant_p): Declare.
3259 * gimple.c (strip_invariant_refs): Break out from ...
3260 (is_gimple_invariant_address): ... here
3261 (is_gimple_ip_invariant_address): New function.
3262 (is_gimple_ip_invariant): New function.
3263 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3266 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3267 (ipcp_lat_is_insertable): All constants are insertable.
3268 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3269 IPA_CONST_VALUE_REF.
3270 (ipcp_initialize_node_lattices): Propagate all types of operands.
3271 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3272 (ipcp_create_replace_map): Reformat.
3273 (ipcp_need_redirect_p): Simplify.
3274 (ipcp_insert_stage): Check that argument is used before clonning.
3275 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3276 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3277 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3278 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3279 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3280 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3281 * tree-inline.c (tree_function_versioning): Add variables referenced by
3284 2008-08-23 Jan Hubicka <jh@suse.cz>
3287 * i386.c (standard_80387_constant_p): Use optimize_size.
3289 2008-08-23 Ira Rosen <irar@il.ibm.com>
3291 PR tree-optimization/37161
3292 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3293 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3294 (vect_determine_vectorization_factor): Move the scalar type
3295 retrieval to vect_get_smallest_scalar_type.
3296 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3297 scalar type. Remove redundant computation.
3298 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3299 (vect_get_slp_defs): Take the type of RHS into account if
3300 necessary by calling vect_get_smallest_scalar_type. Call
3301 vect_get_constant_vectors with additional argument.
3303 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3306 * doc/invoke.texi (Wwrite-strings): Clarify description.
3308 2008-08-23 Ira Rosen <irar@il.ibm.com>
3310 PR tree-optimization/37174
3311 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3312 def stmt is a part of the loop before accessing its stmt_vec_info.
3314 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3317 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3318 (*swap): New insn pattern.
3319 (*ashlqi3): Rename from ashlqi3 insn pattern.
3320 (ashlqi3): New expanders.
3321 (*lshrqi3): Rename from lshrqi3 insn pattern.
3322 (lshrqi3): New expanders.
3323 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3324 lshrqi3_const5, lshrqi3_const6): New splitters.
3325 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3326 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3329 2008-08-22 Richard Guenther <rguenther@suse.de>
3331 PR tree-optimization/37078
3332 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3333 [+INF, +INF] ranges.
3335 2008-08-22 Richard Guenther <rguenther@suse.de>
3337 PR tree-optimization/37143
3338 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3339 a conversion statement instead of a copy.
3341 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3344 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3345 CCCmode, CCOmode and CCSmode destination modes.
3348 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3349 from different units in a single alternative.
3350 (*vec_extractv2sf_1): Ditto.
3351 (*vec_extractv2si_0): Ditto.
3352 (*vec_extractv2si_1): Ditto.
3353 * config/i386/sse.md (sse2_storehpd): Ditto.
3354 (sse2_storelpd): Ditto.
3355 (sse2_loadhpd): Ditto.
3356 (sse2_loadlpd): Ditto.
3359 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3360 (popcountsi2): Ditto.
3361 (clzdi2_abm): Ditto.
3362 (popcountdi2): Ditto.
3363 (clzhi2_abm): Ditto.
3364 (popcounthi2): Ditto.
3366 2008-08-22 Richard Guenther <rguenther@suse.de>
3370 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3371 if the multiplication does not overflow.
3373 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3375 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3377 2008-08-21 Richard Henderson <rth@redhat.com>
3379 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3380 spurrious comma from test.
3381 * configure: Rebuild.
3383 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3386 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3389 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3391 * c-tree.h (grokfield): New argument.
3392 * c-decl.c (grokfield): Handle new location argument.
3393 * c-parser.c (c_parser_struct_declaration): Pass location to
3396 2008-08-21 Richard Guenther <rguenther@suse.de>
3398 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3400 2008-08-21 Jan Hubicka <jh@suse.cz>
3402 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3403 (cgraph_add_function_insertion_hook,
3404 cgraph_remove_function_insertion_hook,
3405 cgraph_call_function_insertion_hooks): New functions.
3406 * cgraph.h (cgraph_add_function_insertion_hook,
3407 cgraph_remove_function_insertion_hook,
3408 cgraph_call_function_insertion_hooks): Declare.
3409 * ipa-reference.c (function_insertion_hook_holder): New variable.
3410 (check_operand, look_for_address_of): When checking late, do not care
3411 about module bitmaps.
3412 (add_new_function): New function.
3413 (generate_summary): Register hooks; zero module bitmaps.
3414 (propagate): Unregister hooks.
3415 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3416 (add_new_function): New function.
3417 (generate_summary): Register hook.
3418 (propagate): Remove hook.
3420 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3422 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3423 * ipa-cp.c (ipcp_update_cloned_node): New function.
3424 (build_const_val): Handle functions correctly; bring type logic
3425 into sync with tree-inline.c
3426 (ipcp_init_stage): Take care of computing stuff needed by
3427 indirect inlining; update clones.
3428 (ipcp_generate_summary): Break out of ipcp_driver.
3429 (ipcp_driver): Do only execution and transformation.
3430 (pass_ipa_cp): Make IPA_PASS.
3431 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3433 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3434 ipcp, some info is already available.
3435 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3436 * tree-inline.c (remap_ssa_name): Unshare expression.
3438 2008-08-21 Richard Guenther <rguenther@suse.de>
3440 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3441 a PHI ask VN if it is already available.
3442 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3443 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3445 2008-08-21 Richard Guenther <rguenther@suse.de>
3448 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3449 makes sure to produce a result of the correct type.
3451 2008-08-21 Jan Hubicka <jh@suse.cz>
3452 Backport from LTO branch:
3454 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3455 Jan Hubicka <jh@suse.cz>
3458 (init_state, finish_state, set_function_state, generate_summary):
3460 (scan_stmt): Renamed from scan_function. Changed to keep state in
3461 local static vars rather than cgraph aux field.
3462 (propagate): Renamed from static_execute. Changed to keep state in
3463 local static vars rather than cgraph aux field.
3464 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3465 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3467 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3469 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3470 * ipa-reference.c (init_function_info, generate_summary,
3471 propagate): New functions.
3472 (analyze_function): Call init_function_info.
3473 (static_execute): Stripped into generate_summary and propagate.
3474 (pass_ipa_reference): Made into ipa_opt_pass.
3476 2008-08-21 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/37181
3479 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3481 (extract_range_from_unary_expr): Likewise.
3483 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3485 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3487 * toplev.h (pedwarn_at): Likewise.
3488 * builtins.c: Update all calls to pedwarn.
3489 * c-lex.c: Likewise.
3490 * toplev.c: Likewise.
3491 * c-tree.h: Likewise.
3492 * c-decl.c: Likewise.
3493 * c-errors.c: Likewise.
3494 * c-typeck.c: Likewise.
3495 * c-common.c: Likewise.
3496 * c-parser.c: Likewise.
3498 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3501 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3502 with MODE_VECTOR_INT mode.
3504 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3507 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3508 initialized outside the current module.
3509 (warn_uninitialized_var): Ignore left-hand side when walking the
3510 trees. Ignore address expressions. Examine VUSE operands in gimple
3511 statements with a variable declaration on the right-hand side.
3513 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3516 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3518 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3521 * c-common.c (conversion_warning): Do not warn if applying bit-and
3522 operator to unsigned constant that fits in the target type.
3524 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3527 * c-common.c (conversion_warning): Do not warn for artificial
3530 2008-08-20 Richard Guenther <rguenther@suse.de>
3532 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3533 (extract_range_from_binary_expr): Fall back to constant propagation.
3534 (extract_range_from_unary_expr): Likewise.
3536 2008-08-20 Richard Guenther <rguenther@suse.de>
3538 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3539 with TREE_THIS_VOLATILE on shared nodes.
3540 (fold_stmt_r): Likewise.
3542 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3545 * c-parser.c (c_parser_attributes): For keywords use canonical
3546 spelling for attr_name.
3548 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3550 * value-prof.c (check_counter): Revert wrong call to error.
3552 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3554 * profile.c: Update calls to inform.
3555 * value-prof.c: Update calls to inform.
3557 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3559 * diagnostic.c (inform): Add an explicit location_t parameter.
3560 * toplev.h (inform): Update declaration.
3561 * builtins.c: Update all calls to inform.
3562 * c-common.c: Likewise.
3563 * c-decl.c: Likewise.
3564 * c-opts.c: Likewise.
3565 * c-pch.c: Likewise.
3566 * c-pragma.c: Likewise.
3567 * c-typeck.c: Likewise.
3568 * coverage.c: Likewise.
3570 * toplev.c: Likewise.
3571 * tree-cfg.c: Likewise.
3572 * tree-ssa.c: Likewise.
3574 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3577 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3578 V2DI mode, for SSE4.1, use movq instead of vector set if the
3579 second element is zero and inter-unit moves are OK.
3581 2008-08-20 Richard Guenther <rguenther@suse.de>
3583 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3584 properly handle conversion/copy chains after tuplification.
3586 2008-08-20 Richard Guenther <rguenther@suse.de>
3588 * passes.c (init_optimization_passes): Move the second
3589 forwprop pass before alias computation. Remove the second
3590 DCE pass. Remove the first dominator and phi copy/const
3593 2008-08-20 Nick Clifton <nickc@redhat.com>
3595 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3596 support of this feature. Do not assume that a sufficiently new
3597 assembler will support the feature regardless of the target type.
3598 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3599 * configure: Regenerate.
3601 2008-08-20 Richard Guenther <rguenther@suse.de>
3603 * tree-vrp.c (found_in_subgraph): Remove.
3604 (live): New global static.
3605 (live_on_edge): New function.
3606 (blocks_visited): Remove.
3607 (register_edge_assert_for_2): Use live_on_edge.
3608 (find_conditional_asserts): Remove code dealing with
3609 found_in_subgraph. Do not walk the CFG.
3610 (find_switch_asserts): Likewise.
3611 (find_assert_locations_1): Renamed from find_assert_locations.
3612 Move finding assert locations for conditional and switch
3613 statements first. Update live bitmap. Do not walk the CFG.
3614 (find_assert_locations): New function.
3615 (insert_range_assertions): Remove entry of CFG walk.
3616 Adjust call to find_assert_locations.
3617 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3618 that only can appear because of fake exit edges but assert we
3619 never try to insert on those.
3620 (fini_pre): Do not remove fake exit edges here...
3621 (execute_pre): ...but here, before committing edge inserts.
3623 2008-08-19 Richard Guenther <rguenther@suse.de>
3625 * passes.c (init_optimization_passes): Exchange store-ccp
3628 2008-08-19 Rafael Espindola <espindola@google.com>
3630 * varasm.c (weak_decls): Move earlier in the file.
3631 (assemble_external): Add weak decls to the weak_decls list.
3632 (declare_weak): Don't add decls to the weak_decls list.
3634 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3637 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3638 before (sse2_shufpd_<mode>).
3640 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3643 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3644 * tree.c (block_nonartificial_location): Likewise.
3646 2008-08-19 Richard Guenther <rguenther@suse.de>
3648 PR tree-optimization/35972
3649 PR tree-optimization/23094
3650 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3652 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3653 handle MISALIGNED_INDIRECT_REF.
3654 (get_ref_from_reference_ops): New helper.
3655 (vn_reference_lookup_pieces): Walk the use-def chain using the
3656 alias-oracle if requested.
3657 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3658 walking the use-def chain.
3659 (compute_avail): But not here.
3660 (create_component_ref_by_pieces_1): Properly handle
3661 MISALIGNED_INDIRECT_REF.
3662 (do_regular_insertion): Handle fully redundant
3663 expressions after PHI-translation also for SSA_NAME values, not
3664 only constants. Correctly use edoubleprime for that.
3666 2008-08-19 Ira Rosen <irar@il.ibm.com>
3668 * tree-vectorizer.c (supportable_widening_operation): Support
3669 multi-step conversion, return the number of steps in such conversion
3670 and the required intermediate types.
3671 (supportable_narrowing_operation): Likewise.
3672 * tree-vectorizer.h (vect_pow2): New function.
3673 (supportable_widening_operation): Change argument types.
3674 (supportable_narrowing_operation): Likewise.
3675 (vectorizable_type_promotion): Add an argument.
3676 (vectorizable_type_demotion): Likewise.
3677 * tree-vect-analyze.c (vect_analyze_operations): Call
3678 vectorizable_type_promotion and vectorizable_type_demotion with
3679 additional argument.
3680 (vect_get_and_check_slp_defs): Detect patterns.
3681 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3683 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3684 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3685 according to the smallest type in the loop.
3686 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3687 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3688 supportable_widening_operation with correct arguments.
3689 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3690 operands lists according to the number of vector statements in left
3691 or right node, if exists.
3692 (vect_gen_widened_results_half): Remove unused argument.
3693 (vectorizable_conversion): Call supportable_widening_operation,
3694 supportable_narrowing_operation, and vect_gen_widened_results_half
3695 with correct arguments.
3696 (vectorizable_assignment): Change documentation, support multiple
3698 (vectorizable_operation): Likewise.
3699 (vect_get_loop_based_defs): New function.
3700 (vect_create_vectorized_demotion_stmts): Likewise.
3701 (vectorizable_type_demotion): Support loop-aware SLP and general
3702 multi-step conversion. Call vect_get_loop_based_defs and
3703 vect_create_vectorized_demotion_stmts for transformation.
3704 (vect_create_vectorized_promotion_stmts): New function.
3705 (vectorizable_type_promotion): Support loop-aware SLP and general
3706 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3708 (vectorizable_store): Change documentation, support multiple
3710 (vectorizable_load): Likewise.
3711 (vect_transform_stmt): Pass SLP_NODE to
3712 vectorizable_type_promotion and vectorizable_type_demotion.
3713 (vect_schedule_slp_instance): Move here the calculation of number
3714 of vectorized statements for each node from...
3715 (vect_schedule_slp): ... here.
3716 (vect_transform_loop): Call vect_schedule_slp without the last
3719 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3722 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3723 to == in assert statement.
3724 (vectorizable_reduction): Fix typo.
3726 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3729 * value-prof.c (check_counter): Dereference pointer to overall
3730 count when printing it.
3732 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3734 * profile.h: Really add it.
3736 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3738 * mcf.c: Really add it.
3740 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3741 Vinodha Ramasamy <vinodha@google.com>
3743 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3745 * value-prof.c (check_counter): Fix the counter if
3746 flag_profile_correction is true.
3747 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3748 tree_mod_subtract_transform):
3749 Follow check_counter parameter change.
3750 * common.opt (fprofile-correction): New option.
3752 * profile.h: Likewise.
3753 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3754 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3755 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3757 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3758 flag_profile_correction is set.
3760 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3762 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3764 2008-08-18 Tomas Bily <tbily@suse.cz>
3766 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3767 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3769 * tree-data-ref.c (split_constant_offset_1): Likewise.
3770 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3771 * tree-sra.c (sra_walk_expr): Likewise.
3772 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3773 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3774 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3775 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3777 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3778 * tree-vect-transform.c (vectorizable_type_demotion)
3779 (vectorizable_type_promotion): Likewise.
3780 * tree-inline.c (expand_call_inline):
3781 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3782 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3783 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3784 * expr.c (expand_expr_real_1): Likewise.
3785 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3786 (gimple_assign_unary_useless_conversion_p): Likewise.
3787 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3788 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3789 * fold-const.c (fold_unary): Likewise.
3790 * tree.h (CONVERT_EXPR_P): Likewise.
3791 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3792 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3794 (register_edge_assert_for_2, extract_range_from_unary_expr)
3795 (register_edge_assert_for_1): Likewise.
3797 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3799 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3800 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3801 (enum real_value_const): Delete.
3802 (get_real_const): Delete.
3803 * real.c (get_real_const): Delete.
3804 (dconst_e_ptr): Define.
3805 (dconst_third_ptr): Define.
3806 (dconst_sqrt2_ptr): Define.
3807 * builtins.c: Update all callers.
3809 2008-08-18 Richard Guenther <rguenther@suse.de>
3811 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3812 statement iterator after statement removal.
3814 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3816 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3817 (detect_processor_freebsd): Likewise.
3818 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3820 2008-08-18 Richard Guenther <rguenther@suse.de>
3822 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3823 and loads have the correct types.
3825 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3828 * c-opts.c (cpp_opts): Remove static.
3829 * c-parser.c (cpp_opts): Declare it extern.
3830 (disable_extension_diagnostics): Handle cpp options.
3831 (enable_extension_diagnostics): Likewise.
3833 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3835 * diagnostics.c (permerror_at): Rename as permerror.
3836 (permerror): Delete.
3837 * toplev.h: Likewise.
3839 2008-08-18 Richard Guenther <rguenther@suse.de>
3841 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3842 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3843 Move call_cdce before build_alias. Move copyrename2,
3844 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3845 right after final inlining.
3846 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3847 (pass_build_cfg): But instead via TODO_dump_func.
3849 2008-08-18 Richard Guenther <rguenther@suse.de>
3851 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3853 (scalarize_init): If we failed to generate some initializers
3854 do not generate zeros for not instantiated members. Instead
3855 rely on the copy out.
3856 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3857 about missing flow-sensitive alias info only if we have
3860 2008-08-17 Nick Clifton <nickc@redhat.com>
3862 * doc/extend.texi (Function Attributes): Fix typo in description
3863 if hot function attribute.
3865 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3866 Richard Sandiford <rdsandiford@googlemail.com>
3868 * doc/install.texi (--with-mips-plt): Document.
3869 * doc/invoke.texi (-mplt, -mno-plt): Document.
3870 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3871 and handle ${with_mips_plt}.
3872 * config/mips/mips.opt (mplt): New option.
3873 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3874 (TARGET_ABICALLS_PIC2): Likewise.
3875 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3876 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3877 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3878 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3879 to decide whether to output ".option picX" directives.
3880 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3881 Pass -call_nonpic rather than -KPIC for -mplt.
3882 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3883 on the command line. Also remove it when -mabi=64 is used without
3885 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3886 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3887 TARGET_ABICALLS_PIC0.
3888 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3890 (mips16_build_function_stub): Only output ".option pic" directives
3891 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3892 (mips16_build_call_stub): Fix comment and remove redundant
3893 ".set at"/"set .noat" directives.
3894 (mips_function_rodata_section): Use the default behaviour for
3895 TARGET_ABSOLUTE_ABICALLS.
3896 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3897 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3898 (mips_restore_gp): Do nothing if the current function doesn't use
3900 (mips_expand_prologue): Only save $gp if the current function uses it.
3901 Use a normal move for TARGET_ABICALLS_PIC0.
3902 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3904 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3906 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3907 of function when handling GLOBAL_POINTER_REGNUM.
3909 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3912 * common.opt (-fstack-check): Do not declare the variable here.
3913 (-fstack-check=): New option variant.
3914 * doc/invoke.texi (Code Gen Options): Document it.
3915 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3916 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3917 (STACK_CHECK_STATIC_BUILTIN): New macro.
3918 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3919 * opts.c: Include expr.h.
3920 (common_handle_option) <OPT_fold_stack_check_>: New case.
3921 <OPT_fstack_check>: Likewise.
3922 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3923 consistently in the test for variable-sized types. Adjust for
3924 new behaviour of flag_stack_check.
3925 * explow.c: Include except.h.
3926 (allocate_dynamic_stack_space): Do not take into account
3927 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3928 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3929 for variable-sized parameters. Treat all parameters whose size is
3930 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3931 stack checking is enabled.
3932 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3933 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3934 if generic stack checking is enabled.
3935 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3936 * reload1.c (reload): Likewise.
3937 * stmt.c (expand_decl): Assert that all automatic variables have
3938 fixed size at this point and remove dead code.
3939 * flags.h (stack_check_type): New enumeration type.
3940 (flag_stack_check): Declare.
3941 * toplev.c (flag_stack_check): New global variable.
3942 * Makefile.in (opts.o): Add dependency on EXPR_H.
3943 (explow.o): Add dependency on except.h.
3945 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3947 * config/avr/avr.c (avr_override_options): Reduce value of
3948 PARAM_INLINE_CALL_COST.
3950 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3952 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3953 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3954 lieu of TYPE_MODE (type) throughout.
3956 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3958 * config/arm/arm.c (add_minipool_backward_ref): Check for
3959 8-byte-aligned entries in second case of forcing insertion after a
3960 particular entry. Change third case to avoid inserting
3961 non-8-byte-aligned entries before 8-byte-aligned ones.
3963 2008-08-15 Richard Guenther <rguenther@suse.de>
3965 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3966 strip components for unknown size accesses.
3968 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3970 * config/s390/2097.md New file.
3971 * config/s390/s390.md ("z10prop" attribute): Define none,
3972 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3973 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3974 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3975 possible values and apply them to insns as appropriate.
3976 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3977 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3978 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3979 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3981 ("bfp" mode attribute): Removed. Every occurence replaced
3983 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3984 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3987 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3990 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3993 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3995 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3996 additional argument. Support reduction when duplication is needed due
3997 to data-types of different sizes in the loop.
3998 (get_initial_def_for_induction): Fix printout.
3999 (vect_get_vec_def_for_stmt_copy): Support case where the
4000 vec_stmt_for_operand is a phi node.
4001 (vectorizable_reduction): Support reduction when duplication is needed
4002 due to data-types of different sizes in the loop.
4003 (vectorizable_call): Remove restriction to not vectorize in case we
4004 have data-types of different sizes in the loop.
4005 (vectorizable_conversion): Likewise.
4006 (vectorizable_operation): Likewise.
4007 (vectorizable_type_demotion): Likewise.
4008 (vectorizable_type_promotion): Likewise.
4009 (vectorizable_induction): Add restriction to not vectorize in case
4010 we have data-types of different sizes in the loop.
4012 2008-08-14 Christophe Saout <christophe@saout.de>
4013 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4017 (*vec_concatv2di_rex64_sse4_1): Ditto.
4018 (*vec_concatv2di_rex64_sse): Ditto.
4020 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4023 * fold-const.c (fold_widened_comparison): Do not allow
4024 sign changes that change the result even if shorter type
4025 is wider than arg1_unw's type.
4027 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4029 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4030 Skip if the multilib testing specifies -march that does not
4031 agree with the one specified in the testcase.
4033 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4035 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4036 zero extend SImode values being converted to TFmode before passing
4039 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4041 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4042 __PPU__ when targeting the Cell/B.E. PPU processor.
4044 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4046 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4047 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4048 Rematerialize the static chain, if any.
4049 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4052 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4054 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4055 (new_loc_descr): Likewise.
4056 (add_loc_descr): Likewise.
4057 (size_of_loc_descr): Likewise.
4058 (size_of_locs): Likewise.
4059 (output_loc_operands): Likewise.
4060 (output_loc_sequence): Likewise.
4061 (new_reg_loc_descr): New.
4062 (build_cfa_loc): Use it.
4063 (build_cfa_aligned_loc): Likewise.
4064 (one_reg_loc_descriptor): Likewise.
4065 (based_loc_descr): Likewise.
4067 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4070 * doc/invoke.texi (Wmain): Update.
4071 * c-decl.c (start_decl): warn_main is only 0 or 1.
4072 (start_function): Likewise. Fix formatting.
4073 (finish_function): Delete redundant warning.
4074 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4075 * c-opts (c_common_handle_option): -Wall only has effect if
4076 warn_main is uninitialized. OPT_Wmain is automatically
4077 handled. -pedantic also enables Wmain.
4078 (c_common_post_options): Handle all logic for Wmain here.
4079 * c-common.c (warn_main): Delete.
4080 (check_main_parameter_types): Make pedwarns conditional on
4082 * c-common.h (warn_main): Delete.
4084 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4087 * expr.c (emit_group_store): Allocate stack temp with the
4088 largest alignment when copying from register to stack.
4090 2008-08-13 Richard Guenther <rguenther@suse.de>
4092 * tree.h (maybe_fold_offset_to_address): Declare.
4093 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4094 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4095 Likewise for POINTER_PLUS_EXPR.
4096 (maybe_fold_offset_to_reference): Enable disabled code.
4097 (maybe_fold_offset_to_address): New function.
4098 (fold_stmt_r): Use it.
4099 (fold_gimple_assign): Likewise.
4100 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4101 (gimplify_expr): Likewise.
4103 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4105 * toplev.h (pedwarn_at): Fix declaration.
4107 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4109 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4110 LINK_SPEC): Use %R in -Y P argument.
4112 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4115 * diagnostic.c (pedwarn_at): New.
4116 * toplev.h (pedwarn_at): Declare.
4117 * c-tree.h (build_enumerator): Update declaration.
4118 * c-decl.c (finish_enum): Update comment.
4119 (build_enumerator): Take a location parameter. Give a pedwarn but do
4120 not perform any conversion.
4121 * c-parser.c (c_parser_enum_specifier): Set correct location for
4124 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4127 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4128 expressions except for conversions to signed:1 bitfields. Handle
4129 COND_EXPR with constant operands.
4131 2008-08-13 Richard Guenther <rguenther@suse.de>
4133 PR tree-optimization/15255
4134 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4135 (struct oecount_s): New struct and VEC types.
4137 (oecount_hash): New function.
4138 (oecount_eq): Likewise.
4139 (oecount_cmp): Likewise.
4140 (zero_one_operation): New function.
4141 (build_and_add_sum): Likewise.
4142 (undistribute_ops_list): Perform un-distribution of multiplication
4143 and division on the chain of summands.
4144 (should_break_up_subtract): Also break up subtracts for factors.
4145 (reassociate_bb): Delete dead visited statements.
4146 Call undistribute_ops_list. Re-sort and optimize if it did something.
4147 * passes.c (init_optimization_passes): Move DSE before
4149 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4152 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4154 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4156 * doc/invoke.texi: Revert unintended checkin.
4158 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4161 * gcc.c (include_spec_function): Tweak call to find_a_file.
4163 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4166 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4167 and TRUTH_ORIF_EXPR.
4168 * dojump.c (do_jump): Likewise.
4170 PR tree-optimization/37084
4171 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4172 if id->regimplify, don't assume stmt is a cast assignment.
4174 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4176 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4178 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4181 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4184 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4186 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4187 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4189 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4190 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4191 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4192 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4193 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4195 * doc/tm.texi (Storage Layout): Remove documentation for
4196 TARGET_FLOAT_FORMAT.
4198 * simplify-rtx.c (simplify_binary_operation_1): Replace
4199 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4201 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4203 * real.h (struct real_format): New member has_sign_dependent_rounding.
4204 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4205 spu_single_format, ieee_double_format, mips_double_format,
4206 motorola_double_format, ieee_extended_motorola_format,
4207 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4208 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4209 mips_extended_format, ieee_quad_format, mips_quad_format,
4210 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4211 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4213 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4214 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4215 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4216 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4217 (ROUND_TOWARDS_ZERO): Likewise.
4219 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4220 (FLOAT_MODE_FORMAT): New macro.
4221 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4222 (MODE_COMPOSITE_P): ... this new macro.
4223 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4224 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4225 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4227 * flags.h: Include "real.h".
4229 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4230 REAL_MODE_FORMAT_COMPOSITE_P.
4231 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4233 * doc/tm.texi (Storage Layout): Remove documentation of
4234 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4235 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4236 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4237 they only apply to libgcc2.a.
4239 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4241 * config/spu/float_disf.c: New file.
4242 * config/spu/float_unsdisf.c: New file.
4243 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4244 (LIB2FUNCS_EXCLUDE): Define.
4246 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4247 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4249 * real.h (struct real_format): New member round_towards_zero.
4250 * real.c (round_for_format): Respect fmt->round_towards_zero.
4251 (ieee_single_format, mips_single_format, motorola_single_format,
4252 spu_single_format, ieee_double_format, mips_double_format,
4253 motorola_double_format, ieee_extended_motorola_format,
4254 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4255 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4256 mips_extended_format, ieee_quad_format, mips_quad_format,
4257 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4258 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4260 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4261 real_format to choose rounding mode when calling MPFR functions.
4262 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4263 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4265 * real.h (real_to_decimal_for_mode): Add prototype.
4266 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4267 Respect target rounding mode when generating decimal representation.
4268 (real_to_decimal): New stub for backwards compatibility.
4269 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4270 real_to_decimal_for_mode instead of real_to_decimal.
4272 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4274 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4275 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4277 * real.c (spu_single_format): New variable.
4278 * real.h (spu_single_format): Declare.
4280 * config/spu/spu.c (spu_override_options): Install SFmode format.
4281 (spu_split_immediate): Use integer mode to operate on pieces of
4282 floating-point values in all cases.
4284 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4285 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4286 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4288 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4290 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4292 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4294 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4296 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4299 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4300 on the VAR_DECL instead of TYPE_READONLY on its type.
4302 2008-08-12 Ira Rosen <irar@il.ibm.com>
4304 * tree-vectorizer.c: Depend on langhooks.h.
4305 (supportable_widening_operation): Add two arguments. Support double
4307 (supportable_narrowing_operation): Likewise.
4308 * tree-vectorizer.h (supportable_widening_operation): Add two
4310 (supportable_narrowing_operation): Likewise.
4311 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4312 supportable_widening_operation with correct arguments.
4313 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4314 (vectorizable_type_demotion): Support double type conversions.
4315 (vectorizable_type_promotion): Likewise.
4316 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4318 2008-08-11 Michael Matz <matz@suse.de>
4320 * i386/i386.c (override_options): Move initialisation from
4321 flag_schedule_insns_after_reload to here from ...
4322 (optimization_options): ... here.
4324 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4326 PR rtl-optimization/36998
4327 * dwarf2out.c (compute_barrier_args_size_1,
4328 compute_barrier_args_size): Temporarily remove assertions.
4330 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4333 * tree-ssa.c (struct walk_data): Add new flag
4334 warn_possibly_uninitialized.
4335 (warn_uninitialized_var): Use it.
4336 (warn_uninitialized_vars): New.
4337 (execute_early_warn_uninitialized): Call it.
4338 (execute_late_warn_uninitialized): Likewise.
4340 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4343 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4346 2008-08-09 Jan Hubicka <jh@suse.cz>
4349 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4351 (expand_fix): Be prepared for expansion to fail.
4352 (expand_sfix_optab): Remove instructions if expansion failed.
4354 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4356 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4358 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4359 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4361 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4363 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4364 mips/t-libgcc-mips16 to tmake_file.
4365 * config/mips/mips-protos.h (mips_call_type): New enum.
4366 (mips_pic_base_register, mips_got_load): Declare.
4367 (mips_restore_gp): Take an rtx argument.
4368 (mips_use_pic_fn_addr_reg_p): Declare.
4369 (mips_expand_call): Replace the sibcall_p argument with
4370 a mips_call_type argument. Add a lazy_p parameter.
4371 (mips_split_call): Declare.
4372 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4373 (MIPS16_PIC_TEMP): Likewise.
4374 (reg_class): Delete M16_NA_REGS.
4375 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4376 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4377 (mips_split_hi_p): Declare.
4378 * config/mips/mips.c (mips_split_hi_p): New array.
4379 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4380 (mips_got_symbol_type_p): New function.
4381 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4382 (mips16_stub_function_p): New function.
4383 (mips16_local_function_p): Likewise.
4384 (mips_use_pic_fn_addr_reg_p): Likewise.
4385 (mips_cannot_force_const_mem): Return false for HIGHs.
4386 Extend CONST_INT and symbolic handling to MIPS16, using
4387 mips_symbol_insns to check that the base symbol type is a
4388 legitimate constant. Reject GOT-based constants if
4389 TARGET_MIPS16_PCREL_LOADS.
4390 (mips_const_insns): Check targetm.cannot_force_const_mem when
4391 decomposing a symbolic base and a large offset.
4392 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4393 When calling a function that needs $25 from MIPS16 code,
4394 move the target address into $25 separately and add a USE
4396 (mips16_gp_pseudo_reg): Insert the initializer immediately
4397 before the first real insn.
4398 (mips_pic_base_register, mips_got_load): New functions.
4399 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4400 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4401 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4402 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4403 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4404 also passing NULL_RTX rather than const0_rtx as the aux argument.
4405 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4406 instead of TARGET_EXPLICIT_RELOCS.
4407 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4408 (mips_load_call_address): Replace the sibcall_p argument with
4409 a mips_call_type argument. Use mips_got_load.
4410 (mips16_local_alias): New structure.
4411 (mips16_local_aliases): New variable.
4412 (mips16_local_aliases_hash): New function.
4413 (mips16_local_aliases_eq): Likewise.
4414 (mips16_local_alias): Likewise.
4415 (mips16_stub_function): Likewise.
4416 (mips16_build_function_stub): Create a local alias for the target
4417 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4418 .cpload directive and an R_MIPS_NONE relocation for the target
4419 function, then load the alias rather than the function itself.
4420 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4421 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4422 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4423 (mips16_build_call_stub): Replace the FN parameter with an
4424 FN_PTR parameter. Force the address into a register if it
4425 isn't a call_insn_operand; don't rely on the caller to do this.
4426 If a call to a locally-defined and locally-binding MIPS16
4427 function must be made indirectly, redirect the call to the
4428 function's local alias. Use mips16_stub_function_p,
4429 mips16_stub_function, mips_expand_call and use_reg.
4430 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4431 Use explicit %hi and %lo accesses where possible.
4432 Use MIPS_CALL to generate the correct code form of a
4433 jal instruction. Add clobbers of $18 instead of uses.
4434 Update the call to mips_emit_call_insn.
4435 (mips_expand_call): Replace the SIBCALL_P argument with a
4436 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4437 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4438 allowing it to modify the call address. Update the calls to
4439 mips_load_call_address and mips_emit_call_insn.
4440 (mips_split_call): New function.
4441 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4442 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4443 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4444 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4445 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4447 (mips_cprestore_slot): New function.
4448 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4449 and use mips_cprestore_slot.
4450 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4452 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4453 then use a copygp_mips16 instruction to set up $28.
4454 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4455 (mips16_lay_out_constants): Call split_all_insns_noflow.
4456 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4457 false if TARGET_MIPS16.
4458 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4459 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4460 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4461 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4462 MIPS16 code. Allow MIPS16 o32 PIC.
4463 (mips_override_options): Allow MIPS16 o32 PIC.
4464 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4465 after reload if TARGET_USE_GOT.
4466 (UNSPEC_COPYGP): New constant.
4467 (length): Use a default length of 8 for MIPS16 GOT loads.
4468 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4469 (*got_page<mode>): Check mips_split_hi_p.
4470 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4471 (unspec_got<mode>, unspec_call<mode>): New expanders.
4472 (load_got<mode>, load_call<mode>): Remove the length attributes.
4473 Use a got attribute instead of a type attribute.
4474 (copygp_mips16): New insn.
4475 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4476 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4477 (sibcall, sibcall_value, call, call_value): Update the calls
4478 to mips_expand_call.
4479 (call_internal, call_value_internal): Use mips_split_call.
4480 (call_value_multiple_internal): Likewise.
4481 (call_split): Move after call_internal (the insn it is split from).
4482 (call_internal_direct, call_value_internal_direct): Turn into
4483 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4484 (call_direct_split, call_value_direct_split): New patterns.
4485 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4486 and use M16_REGS instead of M16_NA_REGS.
4487 * config/mips/predicates.md (const_call_insn_operand): Replace
4488 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4489 mips_use_pic_fn_addr_reg_p check.
4490 (move_operand): Reject HIGHs if mips_split_hi_p.
4491 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4492 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4493 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4494 * config/mips/libgcc-mips16.ver: New file.
4495 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4496 $(srcdir)/config/mips/libgcc-mips16.ver.
4498 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4500 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4501 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4502 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4503 (mips16_cfun_returns_in_fpr_p): Likewise.
4505 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4507 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4508 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4509 rather than 4 to PC.
4511 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4513 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4514 (FUNCTION_PROFILER): Save the static chain pointer into $2
4515 beforehand and restore it aftewards.
4516 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4517 address directly into $25 and call the function through $25;
4518 do not clobber $3. Pad the DImode version to cover the space
4519 left by the deleted $25 <- $3 move.
4520 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4521 the removal of the $25 <- $3 move.
4522 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4523 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4525 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4526 Daniel Jacobowitz <dan@codesourcery.com>
4528 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4529 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4530 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4531 * config/mips/mips.c (mips_start_function_definition): New function.
4532 (mips_end_function_definition): Likewise.
4533 (mips_output_function_prologue): Use mips_start_function_definition.
4534 (mips_output_function_epilogue): Use mips_end_function_definition.
4535 (build_mips16_function_stub): Use mips_start_function_definition
4536 and mips_end_function_definition.
4537 (build_mips16_call_stub): Likewise.
4539 2008-08-09 Richard Guenther <rguenther@suse.de>
4541 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4542 * gimple.h (gimple_call_fn): Adjust comment.
4543 (gimple_call_set_fndecl): New function.
4544 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4545 longer having bare FUNCTION_DECL operand.
4546 (gimple_call_return_type): Likewise.
4547 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4549 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4550 (gimple_mod_pow2): Likewise.
4551 (gimple_mod_subtract): Likewise.
4552 (gimple_ic): Likewise.
4553 (gimple_stringop_fixed_value): Likewise.
4554 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4555 longer having bare FUNCTION_DECL operand.
4556 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4557 * omp-low.c (optimize_omp_library_calls): Likewise.
4558 * cgraphunit.c (update_call_expr): Likewise.
4559 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4560 (execute_convert_to_rsqrt): Likewise.
4561 * cfgexpand.c (gimple_to_tree): Simplify.
4562 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4563 bare FUNCTION_DECL operand.
4564 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4565 (convert_gimple_call): Use gimple_call_fndecl.
4566 * c-common.c (c_warn_unused_result): Likewise.
4568 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4571 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4572 (c_finish_return): Likewise.
4573 (c_start_case): Likewise.
4574 * c-common.c (warn_for_collisions_1): Use explicit location in
4576 * c-parser.c (c_parser_condition): New. Call
4577 verify_sequence_points.
4578 (c_parser_paren_condition): Call c_parser_condition.
4579 (c_parser_for_statement): Call c_parser_condition.
4581 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4584 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4585 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4586 Moved from diagnostic.h
4587 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4589 (emit_diagnostic): New.
4590 (warning0, pedwarn0): Delete.
4591 (warning, warning_at, pedwarn, permerror): Return bool.
4592 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4593 Moved to diagnostic.c.
4594 (struct diagnostic_context): Use correct type for
4595 classify_diagnostic.
4596 (diagnostic_report_diagnostic): Update declaration.
4597 (emit_diagnostic): Declare.
4598 * errors.c (warning): Return bool.
4599 * errors.h (warning): Update declaration.
4600 * toplev.h (warning0, pedwarn0): Delete.
4601 (warning, warning_at, pedwarn, permerror): Return bool.
4602 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4603 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4604 inform. Update all calls.
4605 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4606 before giving informative note.
4607 (implicit_decl_warning): Likewise.
4608 * c-typeck.c (build_function_call): Likewise.
4609 * tree-sssa.c (warn_uninit): Likewise.
4610 * builtins.c (gimplify_va_arg_expr): Likewise.
4612 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4615 * doc/invoke.texi (-Wextra): Move warning from here...
4616 (-Wuninitialized): ... to here.
4618 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4621 * flags.h (set_Wunused): Delete
4622 * toplev.c (process_options): Handle Wunused flags here.
4623 * opts.c (maybe_warn_unused_parameter): Delete.
4624 (common_handle_option): Replace set_Wunused by warn_unused.
4625 (set_Wextra): Do not handle Wunused-parameter here.
4626 (set_Wunused): Delete.
4627 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4629 * common.opt (Wunused): Add Var and Init.
4630 (Wunused-function): Likewise.
4631 (Wunused-label): Likewise.
4632 (Wunused-parameter): Likewise.
4633 (Wunused-value): Likewise.
4634 (Wunused-variable): Likewise.
4636 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4638 * doc/invoke.texi: Add cpu_type power7.
4639 * config.in (HAVE_AS_VSX): New.
4640 * config.gcc: Add cpu_type power7.
4641 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4643 * configure: Regenerate.
4644 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4646 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4647 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4648 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4650 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4652 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4653 type to vectorize.builtin_conversion.
4654 (vectorizable_conversion): Likewise.
4655 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4656 integral type as input.
4657 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4659 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4660 and ALTIVEC_BUILTIN_VCTSXS.
4661 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4664 2008-08-08 Richard Guenther <rguenther@suse.de>
4666 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4667 (surely_varying_stmt_p): Calls are varying only if they are
4668 non-builtin and not indirect or have no result.
4669 (ccp_fold): Re-instantiate code before the tuples merge.
4671 2008-08-08 Richard Guenther <rguenther@suse.de>
4673 PR tree-optimization/37056
4674 * gimple.h (gimple_assign_rhs_class): New helper function.
4675 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4676 unary operations properly.
4678 2008-08-07 Jan Hubicka <jh@suse.cz>
4680 * i386.h (ix86_size_cost): Declare.
4681 (ix86_cur_cost): New function macro.
4682 * i386.md (peepholes expanding size and splitters): Predicate by
4683 optimize_insn_for_speed_p.
4684 (peepholes reduce size and splitters): Predicate by
4685 optimize_insn_for_size_p.
4686 * i386.c (ix86_size_cost): Rename from ...
4687 (size_cost): This one.
4688 (override_options): Update.
4689 (decide_alg): Likewise.
4690 (ix86_expand_clear): Use RTL profile.
4691 (ix86_pad_returns): Use RTL profile.
4693 2008-08-07 Jan Hubicka <jh@suse.cz>
4695 * recog.c (split_all_insns): Set RTL profile
4696 (peephole2_optimize): Likewise.
4697 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4698 * combine.c (combine_instructions): Likewise.
4700 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4702 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4704 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4706 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4707 value in a6 after the set_frame_ptr insn.
4709 2008-08-07 Richard Henderson <rth@redhat.com>
4712 * gcc.c (cpp_options): Pass along -g*.
4714 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4716 * config/arm/arm.c (output_move_neon): Update comment describing
4717 big-endian vector layout.
4718 (arm_assemble_integer): Do not handle big-endian NEON vectors
4720 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4721 neon_vget_lane<mode>_sext_internal,
4722 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4723 element indices for big-endian.
4725 2008-08-07 Richard Henderson <rth@redhat.com>
4727 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4728 * configure, config.in: Rebuild.
4729 * debug.h (dwarf2out_do_cfi_asm): Declare.
4730 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4731 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4732 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4733 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4735 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4737 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4738 movv2si_internal): Combine into mov<mode>_internal.
4739 (movv2si_internal_2): Remove.
4741 2008-08-07 Jan Hubicka <jh@suse.cz>
4744 * i386.md (single stringop patterns): Enable unconditionally.
4746 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4749 * config/i386/emmintrin.h (_mm_move_epi64): Use
4750 __builtin_ia32_movq128.
4752 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4753 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4755 * config/i386/sse.md (sse2_movq128): New.
4757 * doc/extend.texi: Document __builtin_ia32_movq128.
4759 2008-08-07 Richard Guenther <rguenther@suse.de>
4762 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4763 pointers can access anything.
4765 2008-08-06 Jan Hubicka <jh@suse.cz>
4767 * optabs.c (emit_unop_insn): Break out to ...
4768 (maybe_emit_unop_insn): ... this one.
4769 (expand_sfix_optab): Use maybe variant.
4770 * optabs.h (maybe_emit_unop_insn): Declare.
4772 * i386.md (mov0 patterns): Enable by default.
4773 (FP conversion expanders): Disable expansion of code expanding
4774 sequences when instruction should be optimized for size.
4775 (single strinop patterns): Enable when optimizing for size.
4776 (string expanders): Disable expanding of code expanding sequences
4777 when optimizning instruction for size.
4778 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4780 (ix86_fp_comparison_sahf_cost): Likewise.
4781 (ix86_expand_branch): Likewise.
4782 (ix86_expand_ashl_const): Likewise.
4783 (ix86_split_ashl): Likewise.
4784 (ix86_expand_strlen): Likewise.
4785 (ix86_emit_fp_unordered_jump): Likewie.
4787 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4789 * c-common.c: Fix typo.
4790 (c_common_reswords): Activate more C++ keyword warnings.
4792 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4794 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4797 * diagnostic.c (permerror_at): New.
4798 * toplev.h (permerror_at): Declare.
4800 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4801 Ira Rosen <irar@il.ibm.com>
4803 * tree-vect-transform.c (vect_model_simple_cost): Return
4804 immediately if stmt is pure SLP.
4805 (vect_model_store_cost): Ditto.
4806 (vect_model_load_cost): Ditto.
4807 (vectorizable_store): Remove PURE_SLP check before call
4808 to vect_model_store_cost.
4809 (vect_model_store_cost): When checking whether stmt describe
4810 strided access, add a check that it is not slp_node.
4812 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4815 * c-common.c (warn_for_sign_compare): New. Handle separately the
4816 case that 'constant' is zero.
4817 * c-typeck.c (build_binary_op): Move code to c-common.c
4819 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4821 * config/alpha/alpha.c (alpha_preferred_reload_class,
4822 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4823 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4824 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4825 * config/arm/arm.md: Likewise.
4826 * config/avr/avr-protos.h (preferred_reload_class,
4827 test_hard_reg_class, avr_simplify_comparison_p,
4828 out_shift_with_cnt, class_max_nregs): Likewise.
4829 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4830 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4831 preferred_reload_class, test_hard_reg_class): Likewise.
4832 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4833 bfin_memory_move_cost, bfin_secondary_reload,
4834 bfin_output_mi_thunk): Likewise.
4835 * config/crx/crx.c (crx_secondary_reload_class,
4836 crx_memory_move_cost): Likewise.
4837 * config/frv/frv-protos.h (frv_secondary_reload_class,
4838 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4839 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4840 frv_secondary_reload_class, frv_class_likely_spilled_p,
4841 frv_class_max_nregs): Likewise.
4842 * config/h8300/h8300.c (h8300_classify_operand,
4843 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4845 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4846 * config/ia64/ia64.c (ia64_preferred_reload_class,
4847 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4848 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4849 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4851 * config/m68hc11/m68hc11.c (preferred_reload_class,
4852 m68hc11_memory_move_cost): Likewise.
4853 * config/mcore/mcore.c (mcore_secondary_reload_class,
4854 mcore_reload_class): Likewise.
4855 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4856 mips_class_max_nregs, mips_cannot_change_mode_class,
4857 mips_preferred_reload_class, mips_secondary_reload_class,
4858 mips_output_mi_thunk): Likewise.
4859 * config/mmix/mmix.c (mmix_preferred_reload_class,
4860 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4862 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4864 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4865 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4866 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4867 * config/rs6000/rs6000.c (paired_expand_vector_init,
4868 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4869 compare_section_name, rs6000_memory_move_cost): Likewise.
4870 * config/s390/s390.c (s390_emit_compare_and_swap,
4871 s390_preferred_reload_class, s390_secondary_reload,
4872 legitimize_pic_address, legitimize_tls_address,
4873 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4874 s390_class_max_nregs): Likewise.
4875 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4876 * config/s390/s390.md: Likewise.
4877 * config/score/score-protos.h (score_secondary_reload_class,
4878 score_preferred_reload_class): Likewise.
4879 * config/score/score.c (score_preferred_reload_class,
4880 score_secondary_reload_class): Likewise.
4881 * config/score/score3.c (score3_output_mi_thunk,
4882 score3_preferred_reload_class, score3_secondary_reload_class,
4883 score3_hard_regno_mode_ok): Likewise.
4884 * config/score/score3.h (score3_preferred_reload_class,
4885 score3_secondary_reload_class): Likewise.
4886 * config/score/score7.c (score7_output_mi_thunk,
4887 score7_preferred_reload_class, score7_secondary_reload_class,
4888 score7_hard_regno_mode_ok): Likewise.
4889 * config/score/score7.h (score7_preferred_reload_class,
4890 score7_secondary_reload_class): Likewise.
4891 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4892 output_branchy_insn, add_constant, gen_block_redirect,
4893 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4894 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4896 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4897 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4898 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4899 xstormy16_preferred_reload_class): Likewise.
4900 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4901 xtensa_expand_atomic, override_options,
4902 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4904 * reorg.c (try_merge_delay_insns): Likewise.
4905 * tree.c (merge_dllimport_decl_attributes): Likewise.
4907 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4909 2008-08-06 Michael Matz <matz@suse.de>
4911 * Makefile.in (write_entries_to_file): Quote words.
4912 * gengtype.c: (read_input_line): Skip over leading white-space.
4914 2008-08-06 Marc Gauthier <marc@tensilica.com>
4916 * config.gcc: Match more processor names for Xtensa.
4917 * configure.ac: Likewise.
4918 * doc/install.texi (Specific): Likewise.
4919 * configure: Regenerate.
4921 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4923 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4924 * calls.c (avoid_likely_spilled_reg): Likewise.
4925 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4926 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4927 * config/i386/i386.c (ix86_expand_special_args_builtin,
4928 ix86_secondary_reload): Likewise.
4929 * except.c (struct eh_region, gen_eh_region_catch,
4930 remove_unreachable_regions, duplicate_eh_regions,
4931 assign_filter_values, build_post_landing_pads,
4932 sjlj_find_directly_reachable_regions, remove_eh_handler,
4933 reachable_next_level, foreach_reachable_handler,
4934 can_throw_internal_1, can_throw_external_1,
4935 collect_one_action_chain): Likewise.
4936 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4937 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4938 * function.c (update_temp_slot_address, instantiate_new_reg,
4939 instantiate_virtual_regs_in_rtx,
4940 instantiate_virtual_regs_in_insn): Likewise.
4941 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4942 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4943 gimplify_cleanup_point_expr): Likewise.
4944 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4945 * passes.c (next_pass_1): Likewise.
4946 * print-tree.c (print_node_brief, print_node): Likewise.
4947 * profile.c (branch_prob): Likewise.
4948 * tree-dump.c (dump_register): Likewise.
4949 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4951 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4952 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4953 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4954 copy_arguments_for_versioning, copy_static_chain): Likewise.
4955 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4956 add_new_name_mapping, register_new_name_mapping): Likewise.
4957 * tree-mudflap.c (mf_xform_derefs): Likewise.
4958 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4959 get_init_expr, combine_chains): Likewise.
4960 * tree-pretty-print.c (dump_generic_node): Likewise.
4961 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4962 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4963 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4964 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4966 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4969 * calls.c (expand_call): Use the biggest preferred stack
4972 2008-08-06 Michael Matz <matz@suse.de>
4975 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4976 for reused reload, instead of overwriting them.
4978 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4981 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4982 for incoming stack boundary.
4984 * function.c (assign_parm_find_entry_rtl): Update
4985 parm_stack_boundary.
4987 * function.h (rtl_data): Add parm_stack_boundary.
4989 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4990 parm_stack_boundary for incoming stack boundary.
4992 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4994 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4995 for unrepresentable subregs or treat them as equal to other regs
4996 or subregs with the same register number.
4998 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5001 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5004 2008-08-06 Jan Hubicka <jh@suse.cz>
5006 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5007 frequencies might be hot.
5009 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5011 * reload.c (find_reloads): Force constants into literal pool
5012 also if they are wrapped in a SUBREG.
5014 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5017 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5018 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5019 Don't allow predicated instructions for data speculation.
5020 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5023 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5025 * haifa-sched.c (extend_global): Split to extend_global_data and
5026 extend_region_data. Update all uses.
5027 (extend_all): Rename to extend_block_data.
5029 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5031 * sched-rgn.c (new_ready): Check if instruction can be
5032 speculatively scheduled before attempting speculation.
5033 (debug_rgn_dependencies): Remove wrongful assert.
5035 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5037 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5039 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5041 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5042 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5043 va_size, and type_size.
5045 2008-08-04 Jason Merrill <jason@redhat.com>
5048 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5049 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5051 2008-08-05 Richard Henderson <rth@redhat.com>
5053 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5054 * configure: Rebuild.
5056 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5059 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5060 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5063 2008-08-05 Richard Henderson <rth@redhat.com>
5065 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5066 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5067 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5068 * common.opt (fdwarf2-cfi-asm): New.
5069 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5070 * config.in, configure: Rebuild.
5071 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5072 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5073 (dw2_force_const_mem): Externalize.
5074 * dwarf2asm.h: Update.
5075 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5076 generate a real label.
5077 (output_cfi_directive): New.
5078 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5079 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5080 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5082 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5083 (output_loc_operands_raw, output_loc_sequence_raw): New.
5084 (output_cfa_loc_raw): New.
5086 2008-08-05 Paul Brook <paul@codesourcery.com>
5088 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5089 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5090 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5091 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5092 * config/arm/arm.h (TARGET_VFPD32): Define.
5093 (TARGET_VFP3): Use TARGET_VFPD32.
5094 (fputype): Add FPUTYPE_VFP3D16.
5095 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5096 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5097 * config/arm/arm-cores.def: Add cortex-r4f.
5098 * config/arm/arm-tune.md: Regenerate.
5100 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5102 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5103 Reword some comments throughout the file.
5105 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5106 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5107 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5108 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5110 (MFC_START_ENABLE): Remove PPU-only define.
5111 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5112 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5114 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5115 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5116 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5117 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5118 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5119 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5120 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5122 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5123 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5124 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5125 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5127 (spu_read_machine_status): Fix typo.
5129 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5131 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5132 SUBREG of multi-word hard register.
5133 * config/spu/spu.c (valid_subreg): Likewise.
5134 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5136 2008-08-04 Richard Guenther <rguenther@suse.de>
5138 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5139 the candidate with the stripped base if that base is different
5140 from the original base even for offset zero.
5142 2008-08-04 Richard Guenther <rguenther@suse.de>
5145 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5146 check for no_overflow.
5148 2008-08-04 Richard Guenther <rguenther@suse.de>
5150 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5152 2008-08-04 Paul Brook <paul@codesourcery.com>
5154 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5155 (arm_order_regs_for_local_alloc): New function.
5156 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5158 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5160 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5163 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5164 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5165 (ix86_expand_epilogue): Likewise.
5167 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5169 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5172 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5175 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5176 (*movv2sf_internal_rex64): Ditto.
5178 2008-08-03 Jan Hubicka <jh@suse.cz>
5180 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5181 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5182 * expmed.c (expand_smod_pow2): Likewise.
5184 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5187 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5188 alternative 0 of operand 1.
5189 (*vec_concatv2di_rex64_sse): Ditto.
5190 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5192 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5193 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5194 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5195 (*movv2sf_internal_rex64): Ditto.
5197 2008-08-02 Richard Guenther <rguenther@suse.de>
5200 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5201 (ssedoublesizemode): New mode attribute.
5202 (sse_shufps): Call gen_sse_shufps_v4sf.
5203 (sse_shufps_1): Macroize.
5204 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5205 (sse2_shufpd_1): Macroize.
5206 (vec_extract_odd, vec_extract_even): New expanders.
5207 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5208 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5209 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5210 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5211 (ix86_expand_vector_set): Likewise.
5212 (ix86_expand_reduc_v4sf): Likewise.
5214 2008-08-01 Doug Kwan <dougkwan@google.com>
5216 * matrix-reorg.c: Re-enable all code.
5217 (struct malloc_call_data): Change CALL_STMT to gimple type.
5218 (collect_data_for_malloc_call): Tuplify.
5219 (struct access_site_info): Change STMT to gimple type.
5220 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5221 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5222 (struct free_info): Change STMT to gimple type.
5223 (struct matrix_access_phi_node): Change PHI to gimple type.
5224 (get_inner_of_cast_expr): Remove.
5225 (may_flatten_matrices_1): Tuplify.
5226 (may_flatten_matrices): Ditto.
5227 (mark_min_matrix_escape_level): Ditto.
5228 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5229 (ssa_accessed_in_call_rhs): New
5230 (ssa_accessed_in_assign_rhs): New
5231 (record_access_alloc_site_info): Tuplify.
5232 (add_allocation_site): Ditto.
5233 (analyze_matrix_allocation_site): Ditto.
5234 (analyze_transpose): Ditto.
5235 (get_index_from_offset): Ditto.
5236 (update_type_size): Ditto.
5237 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5238 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5239 (analyze_accesses_for_phi_node): Tuplify.
5240 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5241 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5242 (analyze_matrix_accesses): Tuplify.
5243 (check_var_data): New call-back type for check_var_notmodified_p.
5244 (check_var_notmodified_p): Tuplify and use call-back struct to
5245 return statement found.
5246 (can_calculate_expr_before_stmt): Factor out statement related code
5248 (can_calculate_stmt_before_stmt): New.
5249 (check_allocation_function): Tuplify.
5250 (find_sites_in_func): Ditto.
5251 (record_all_accesses_in_func): Ditto.
5252 (transform_access_sites): Ditto.
5253 (transform_allocation_sites): Ditto.
5254 (matrix_reorg): Re-enable.
5255 (gate_matrix_reorg): Re-enable.
5257 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5259 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5260 for labels for which it hasn't been set yet. If it has been set,
5261 stop walking insns and continue with next worklist item.
5262 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5263 if the only BARRIER is at the very end of a function.
5265 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5267 * cfgexpand.c (expand_stack_alignment): Assert that
5268 stack_realign_drap and drap_rtx must match.
5270 * function.c (instantiate_new_reg): If DRAP is used to realign
5271 stack, replace virtual_incoming_args_rtx with internal arg
5274 2008-08-01 Richard Guenther <rguenther@suse.de>
5276 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5277 loop information only if we initialized it.
5278 (execute_pre): Call fini_pre with in_fre.
5279 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5280 if we do not unroll because we hit max-completely-peeled-insns.
5281 Use our estimation for consistency, do allow shrinking.
5283 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5285 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5286 with MIN_STACK_BOUNDARY.
5287 (ix86_update_stack_boundary): Likewise.
5288 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5291 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5292 (MIN_STACK_BOUNDARY): This.
5294 2008-08-01 Richard Guenther <rguenther@suse.de>
5297 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5299 2008-08-01 Richard Guenther <rguenther@suse.de>
5301 PR tree-optimization/36988
5302 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5303 do not matter if that doesn't change volatile qualification.
5305 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5307 * configure.ac: Do not generate libada-mk. Do not subst
5309 * libada-mk.in: Remove.
5310 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5311 * configure: Regenerate.
5313 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5315 * tree-pass.h: Added comment about not dumping passes with name
5316 starting with star in struct opt_pass.
5317 * passes.c (register_dump_files_1): Don't do dump for a pass with
5318 name starting with star.
5319 * doc/passes.texi (Pass manager): Mention pass names and special
5320 meaning of star prefix to avoid dump.
5322 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5324 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5326 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5327 (ISA_MIPS64R2): New macro.
5328 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5329 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5330 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5331 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5332 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5333 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5334 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5335 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5336 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5337 Move up to keep list alphabetically sorted.
5338 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5339 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5341 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5342 (-march=@var{arch}): Add mips64r2.
5344 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5346 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5348 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5350 * expr.c (expand_assignment): Check for complete type.
5352 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5355 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5357 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5358 for stack alignment.
5360 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5362 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5364 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5365 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5367 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5369 PR rtl-optimization/36419
5370 * dwarf2out.c (barrier_args_size): New variable.
5371 (compute_barrier_args_size, compute_barrier_args_size_1): New
5373 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5374 if not called yet in the current function, use barrier_args_size
5375 array to find the new args_size value.
5376 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5378 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5381 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5384 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5387 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5388 (dwarf2out_stack_adjust): Use it.
5389 (dwarf2out_frame_debug_expr): Likewise.
5391 2008-07-31 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/36978
5394 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5395 the generated condition.
5397 2008-07-31 Richard Guenther <rguenther@suse.de>
5399 * passes.c (init_optimization_passes): Always call
5400 pass_early_warn_uninitialized.
5401 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5402 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5403 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5405 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5408 * builtins.c (maybe_emit_free_warning): New function.
5409 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5410 maybe_emit_free_warning for BUILT_IN_FREE.
5413 * dwarf2out.c (get_context_die): New function.
5414 (force_decl_die, force_type_die): Use it.
5415 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5416 returns NULL, force generation of DW_TAG_typedef and put that into
5419 PR preprocessor/36649
5420 * c-pch.c (c_common_read_pch): Save and restore
5421 line_table->trace_includes across PCH restore.
5423 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5426 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5428 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5431 * final.c (call_from_call_insn): Handle COND_EXEC.
5433 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5435 * builtins.c (std_gimplify_va_arg_expr): Replace
5436 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5437 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5439 2008-07-30 Joey Ye <joey.ye@intel.com>
5440 H.J. Lu <hongjiu.lu@intel.com>
5442 * builtins.c (expand_builtin_setjmp_receiver): Replace
5443 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5444 (expand_builtin_apply_args_1): Likewise.
5445 (expand_builtin_longjmp): Need DRAP for stack alignment.
5446 (expand_builtin_apply): Likewise.
5448 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5449 instead of assign_stack_local to allow alignment reduction.
5451 * calls.c (emit_call_1): Need DRAP for stack alignment if
5453 (expand_call): Replace virtual_incoming_args_rtx with
5454 crtl->args.internal_arg_pointer.
5455 * stmt.c (expand_nl_goto_receiver): Likewise.
5457 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5458 alignment and store to stack_alignment_estimated and
5459 max_used_stack_slot_alignment.
5460 (expand_one_var): Likewise.
5461 (expand_stack_alignment): New function.
5462 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5463 and stack_alignment_estimated fields in rtl_data. Call
5464 expand_stack_alignment at end.
5466 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5467 (MAX_STACK_ALIGNMENT): Likewise.
5468 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5469 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5471 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5472 stack alignment when generating virtual registers.
5474 * function.c (assign_stack_local): Renamed to ...
5475 (assign_stack_local_1): This. Add a parameter to indicate
5476 if it is OK to reduce alignment.
5477 (assign_stack_local): Use it.
5478 (instantiate_new_reg): Instantiate virtual incoming args rtx
5479 to vDRAP if stack realignment and DRAP is needed.
5480 (assign_parms): Collect parameter/return type alignment and
5481 contribute to stack_alignment_estimated.
5482 (locate_and_pad_parm): Likewise.
5483 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5484 with crtl->args.internal_arg_pointer.
5486 * function.h (rtl_data): Add new field drap_reg,
5487 max_used_stack_slot_alignment, stack_alignment_estimated,
5488 stack_realign_needed, need_drap, stack_realign_processed and
5489 stack_realign_finalized.
5490 (stack_realign_fp): New macro.
5491 (stack_realign_drap): Likewise.
5493 * global.c (compute_regsets): Frame pointer is needed when
5494 stack is realigned. Can eliminate frame pointer when stack is
5495 realigned and dynamic realigned argument pointer isn't used.
5497 * reload1.c (update_eliminables): Frame pointer is needed
5498 when stack is realigned.
5499 (init_elim_table): Can eliminate frame pointer when stack is
5500 realigned and dynamic realigned argument pointer isn't used.
5502 * rtl.h (assign_stack_local_1): Declare new funtion.
5504 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5505 (TARGET_GET_DRAP_RTX): Likewise.
5506 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5507 TARGET_GET_DRAP_RTX.
5509 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5511 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5512 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5514 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5515 H.J. Lu <hongjiu.lu@intel.com>
5517 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5518 vdrap_reg, stack_realign and drap_reg_saved.
5519 (add_cfi): Don't allow redefining CFA when DRAP is used.
5520 (reg_save): Handle stack alignment.
5521 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5522 alignment. Don't generate DWARF information for (set fp sp)
5524 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5526 (int_loc_descriptor): Move prototype forward. Also define if
5527 DWARF2_UNWIND_INFO is true.
5528 (output_cfa_loc): Handle DW_CFA_expression.
5529 (build_cfa_aligned_loc): New.
5530 (based_loc_descr): Update assert for stack realign. For local
5531 variables, use sp+offset when stack is aligned without drap and
5532 fp+offset when stack is aligned with drap. For arguments, use
5533 cfa+offset when drap is used to align stack.
5535 2008-07-30 Joey Ye <joey.ye@intel.com>
5536 H.J. Lu <hongjiu.lu@intel.com>
5538 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5540 (ix86_gen_andsp): New.
5541 (ix86_user_incoming_stack_boundary): Likewise.
5542 (ix86_default_incoming_stack_boundary): Likewise.
5543 (ix86_incoming_stack_boundary): Likewise.
5544 (ix86_can_eliminate): Likewise.
5545 (find_drap_reg): Likewise.
5546 (ix86_update_stack_boundary): Likewise.
5547 (ix86_get_drap_rtx): Likewise.
5548 (ix86_finalize_stack_realign_flags): Likewise.
5549 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5550 (TARGET_GET_DRAP_RTX): Likewise.
5551 (override_options): Overide option value for new options.
5552 (ix86_function_ok_for_sibcall): Remove check for
5553 force_align_arg_pointer.
5554 (ix86_handle_cconv_attribute): Likewise.
5555 (ix86_function_regparm): Likewise.
5556 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5557 (ix86_va_start): Replace virtual_incoming_args_rtx with
5558 crtl->args.internal_arg_pointer.
5559 (ix86_select_alt_pic_regnum): Check DRAP register.
5560 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5561 (ix86_compute_frame_layout): Compute frame layout wrt stack
5563 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5564 (ix86_expand_prologue): Decide if stack realignment is needed
5565 and generate prologue code accordingly.
5566 (ix86_expand_epilogue): Generate epilogue code wrt stack
5567 realignment is really needed or not.
5569 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5570 (ABI_STACK_BOUNDARY): Likewise.
5571 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5572 (STACK_REALIGN_DEFAULT): Likewise.
5573 (INCOMING_STACK_BOUNDARY): Likewise.
5574 (MAX_STACK_ALIGNMENT): Likewise.
5575 (ix86_incoming_stack_boundary): Likewise.
5576 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5577 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5578 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5579 (machine_function): Remove force_align_arg_pointer.
5581 * config/i386/i386.md (BX_REG): New.
5582 (R13_REG): Likewise.
5584 * config/i386/i386.opt (mforce_drap): New.
5585 (mincoming-stack-boundary): Likewise.
5586 (mstackrealign): Add Init(-1).
5588 * config/i386/i386-protos.h (ix86_can_eliminate): New
5590 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5592 * doc/extend.texi: Update force_align_arg_pointer.
5594 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5597 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5598 (INCOMING_STACK_BOUNDARY): Likewise.
5599 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5600 (TARGET_GET_DRAP_RTX): Likewise.
5602 2008-07-30 Andreas Schwab <schwab@suse.de>
5604 PR rtl-optimization/36929
5605 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5606 add_insn_before and fix argument order.
5607 (replace_inc_dec_mem): Handle NULL rtx.
5609 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5611 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5613 (arm_compute_initial_elimination_offset): Use it.
5614 (arm_compute_save_reg_mask): Include static chain save slot when
5615 calculating alignment.
5616 (arm_get_frame_offsets): Ditto.
5617 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5618 that we can use to decrement the stack when the stack decrement
5619 could be too big for an immediate value in a single insn.
5620 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5622 2008-07-30 Richard Guenther <rguenther@suse.de>
5624 PR tree-optimization/36967
5625 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5626 Release defs of statements we remove.
5628 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5630 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5631 instead of NULL_RTVEC.
5633 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5637 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5640 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5642 * final.c (call_from_call_insn): New.
5643 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5645 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5647 * configure.ac: Substitute ADA_CFLAGS.
5648 * configure: Regenerate.
5649 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5650 * Makefile.in: Remove mention of X_* variables.
5651 * config/pa/x-ada-hpux10: Remove.
5652 * config/pa/x-ada: Remove.
5654 * doc/fragments.texi: Update.
5656 2008-07-30 Olivier Hainque <hainque@adacore.com>
5658 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5659 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5660 __dso_handle explicitly here.
5662 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5665 * c-typeck.c (build_binary_op): Encapsulate code into...
5666 * c-common.c (shorten_binary_op): ...this new function.
5667 (conversion_warning): Use the new function. Handle non-negative
5668 constant in bitwise-and.
5669 * c-common.h (shorten_binary_op): Declare.
5671 2008-07-30 Olivier Hainque <hainque@adacore.com>
5673 * scan.c (make_sstring_space): Add explicit conversions of
5674 allocator's return value.
5675 * fix-header.c (recognized_function): Likewise.
5677 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5679 * doc/cpp.texi: Update to GFDL 1.2.
5680 * doc/gcc.texi: Do not list GPL as Invariant Section.
5681 * doc/gccint.texi: Likewise. Update copyright years.
5682 * doc/install.texi: Update copyright years.
5684 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5687 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5688 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5690 2008-07-29 Jan Hubicka <jh@suse.cz>
5692 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5693 (grokdeclarator): Likewise.
5694 * langhooks.c (lhd_warn_unused_global_decl): Use
5695 DECL_DECLARED_INLINE_P.
5696 * print-tree.c (print_node): Remove DECL_INLINE check.
5698 2008-07-29 Richard Guenther <rguenther@suse.de>
5700 PR tree-optimization/36945
5701 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5702 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5703 Record invariant addresses un-decomposed.
5704 (copy_reference_ops_from_call): Record reference call
5705 arguments properly. Simplify.
5706 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5707 helper split out from ...
5708 (create_component_ref_by_pieces): ... here. Simplify.
5709 Prepare for recursive invocation for call arguments.
5710 (create_expression_by_pieces): Adjust call to
5711 create_component_ref_by_pieces.
5712 (compute_avail): Process operand 2 of reference ops.
5714 2008-07-29 Richard Guenther <rguenther@suse.de>
5716 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5718 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5720 * c-format.c (check_format_types): Revert unwanted checkin.
5722 2008-07-29 Jan Hubicka <jh@suse.cz>
5724 * flags.h (flag_really_no_inline): Remove.
5725 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5726 * toplev.c (flag_really_no_inline): Remove.
5727 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5728 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5729 (cgraph_decide_inlining_incrementally): Likewise.
5730 (compute_inline_parameters): Likewise.
5731 * opts.c (decode_options): Simplify.
5732 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5733 * common.opt (finline): Initialize to 1.
5734 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5736 2008-07-29 Jan Hubicka <jh@suse.cz>
5738 * predict.c (always_optimize_for_size_p): New function.
5739 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5740 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5741 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5743 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5744 * function.c (prepare_function_start): Set default profile.
5745 * function.h (rtl_data): Add maybe_hot_insn_p.
5746 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5747 (construct_exit_block): Likewise.
5748 (tree_expand_cfg): Likewise.
5750 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5751 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5752 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5753 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5756 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5759 * c-decl.c (merge_decls): Merge USED flags.
5761 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5763 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5764 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5765 next_stack, lab_false and lab_over trees.
5767 2008-07-28 Richard Guenther <rguenther@suse.de>
5769 PR tree-optimization/36957
5770 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5771 (useless_type_conversion_p): Remove.
5772 (types_compatible_p): Remove.
5773 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5774 (useless_type_conversion_p): Declare.
5775 (types_compatible_p): Declare.
5776 (gimple_expr_type): Return the base type only if it is
5777 trivially convertible to the subtype.
5779 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5781 * configure.ac: Use the m4_do macro to concatenate the warnings into
5782 one string in ACX_PROG_CC_WARNING_OPTS,
5783 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5784 * configure: Regenerate.
5786 2008-07-28 Richard Guenther <rguenther@suse.de>
5788 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5789 (insert_fake_stores): Remove.
5790 (realify_fake_stores): Likewise.
5791 (execute_pre): Remove dead code.
5792 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5793 (find_func_aliases): Deal with it here instead.
5794 Re-enable gcc_unreachable call.
5796 2008-07-28 Richard Guenther <rguenther@suse.de>
5798 Merge from gimple-tuples-branch.
5800 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5801 * gimple.def: New file.
5802 * gsstruct.def: Likewise.
5803 * gimple-iterator.c: Likewise.
5804 * gimple-pretty-print.c: Likewise.
5805 * tree-gimple.c: Removed. Merged into ...
5806 * gimple.c: ... here. New file.
5807 * tree-gimple.h: Removed. Merged into ...
5808 * gimple.h: ... here. New file.
5810 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5811 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5812 --enable-checking=gimple flag.
5813 * config.in: Likewise.
5814 * configure: Regenerated.
5816 * tree-ssa-operands.h: Tuplified.
5817 * tree-vrp.c: Likewise.
5818 * tree-loop-linear.c: Likewise.
5819 * tree-into-ssa.c: Likewise.
5820 * tree-ssa-loop-im.c: Likewise.
5821 * tree-dump.c: Likewise.
5822 * tree-complex.c: Likewise.
5823 * cgraphbuild.c: Likewise.
5824 * tree-ssa-threadupdate.c: Likewise.
5825 * tree-ssa-loop-niter.c: Likewise.
5826 * tree-pretty-print.c: Likewise.
5827 * tracer.c: Likewise.
5828 * gengtype.c: Likewise.
5829 * tree-loop-distribution.c: Likewise.
5830 * tree-ssa-loop-unswitch.c: Likewise.
5831 * cgraph.c: Likewise.
5832 * cgraph.h: Likewise.
5833 * tree-ssa-loop-manip.c: Likewise.
5834 * value-prof.c: Likewise.
5835 * tree-ssa-loop-ch.c: Likewise.
5836 * tree-tailcall.c: Likewise.
5837 * value-prof.h: Likewise.
5840 * tree-pass.h: Likewise.
5841 * ipa-cp.c: Likewise.
5842 * tree-scalar-evolution.c: Likewise.
5843 * tree-scalar-evolution.h: Likewise.
5844 * target.h: Likewise.
5845 * lambda-mat.c: Likewise.
5846 * tree-phinodes.c: Likewise.
5847 * diagnostic.h: Likewise.
5848 * builtins.c: Likewise.
5849 * tree-ssa-alias-warnings.c: Likewise.
5850 * cfghooks.c: Likewise.
5851 * fold-const.c: Likewise.
5852 * cfghooks.h: Likewise.
5853 * omp-low.c: Likewise.
5854 * tree-ssa-dse.c: Likewise.
5855 * ipa-reference.c: Likewise.
5856 * tree-ssa-uncprop.c: Likewise.
5857 * toplev.c: Likewise.
5858 * tree-gimple.c: Likewise.
5859 * tree-gimple.h: Likewise.
5860 * tree-chrec.c: Likewise.
5861 * tree-chrec.h: Likewise.
5862 * tree-ssa-sccvn.c: Likewise.
5863 * tree-ssa-sccvn.h: Likewise.
5864 * cgraphunit.c: Likewise.
5865 * tree-ssa-copyrename.c: Likewise.
5866 * tree-ssa-ccp.c: Likewise.
5867 * tree-ssa-loop-ivopts.c: Likewise.
5868 * tree-nomudflap.c: Likewise.
5869 * tree-call-cdce.c: Likewise.
5870 * ipa-pure-const.c: Likewise.
5871 * c-format.c: Likewise.
5872 * tree-stdarg.c: Likewise.
5873 * tree-ssa-math-opts.c: Likewise.
5874 * tree-ssa-dom.c: Likewise.
5875 * tree-nrv.c: Likewise.
5876 * tree-ssa-propagate.c: Likewise.
5877 * ipa-utils.c: Likewise.
5878 * tree-ssa-propagate.h: Likewise.
5879 * tree-ssa-alias.c: Likewise.
5880 * gimple-low.c: Likewise.
5881 * tree-ssa-sink.c: Likewise.
5882 * ipa-inline.c: Likewise.
5883 * c-semantics.c: Likewise.
5884 * dwarf2out.c: Likewise.
5886 * tree-ssa-loop-ivcanon.c: Likewise.
5887 * predict.c: Likewise.
5888 * tree-ssa-loop.c: Likewise.
5889 * tree-parloops.c: Likewise.
5890 * tree-ssa-address.c: Likewise.
5891 * tree-ssa-ifcombine.c: Likewise.
5892 * matrix-reorg.c: Likewise.
5893 * c-decl.c: Likewise.
5894 * tree-eh.c: Likewise.
5895 * c-pretty-print.c: Likewise.
5896 * lambda-trans.c: Likewise.
5897 * function.c: Likewise.
5898 * langhooks.c: Likewise.
5899 * ebitmap.h: Likewise.
5900 * tree-vectorizer.c: Likewise.
5901 * function.h: Likewise.
5902 * langhooks.h: Likewise.
5903 * tree-vectorizer.h: Likewise.
5904 * ipa-type-escape.c: Likewise.
5905 * ipa-type-escape.h: Likewise.
5906 * domwalk.c: Likewise.
5907 * tree-if-conv.c: Likewise.
5908 * profile.c: Likewise.
5909 * domwalk.h: Likewise.
5910 * tree-data-ref.c: Likewise.
5911 * tree-data-ref.h: Likewise.
5912 * tree-flow-inline.h: Likewise.
5913 * tree-affine.c: Likewise.
5914 * tree-vect-analyze.c: Likewise.
5915 * c-typeck.c: Likewise.
5916 * gimplify.c: Likewise.
5917 * coretypes.h: Likewise.
5918 * tree-ssa-phiopt.c: Likewise.
5919 * calls.c: Likewise.
5920 * tree-ssa-coalesce.c: Likewise.
5921 * tree.def: Likewise.
5922 * tree-dfa.c: Likewise.
5923 * except.c: Likewise.
5924 * except.h: Likewise.
5925 * cfgexpand.c: Likewise.
5926 * tree-cfgcleanup.c: Likewise.
5927 * tree-ssa-pre.c: Likewise.
5928 * tree-ssa-live.c: Likewise.
5929 * tree-sra.c: Likewise.
5930 * tree-ssa-live.h: Likewise.
5931 * tree-predcom.c: Likewise.
5932 * lambda.h: Likewise.
5933 * tree-mudflap.c: Likewise.
5934 * ipa-prop.c: Likewise.
5935 * print-tree.c: Likewise.
5936 * tree-ssa-copy.c: Likewise.
5937 * ipa-prop.h: Likewise.
5938 * tree-ssa-forwprop.c: Likewise.
5939 * ggc-page.c: Likewise.
5940 * c-omp.c: Likewise.
5941 * tree-ssa-dce.c: Likewise.
5942 * tree-vect-patterns.c: Likewise.
5943 * tree-ssa-ter.c: Likewise.
5944 * tree-nested.c: Likewise.
5945 * tree-ssa.c: Likewise.
5946 * lambda-code.c: Likewise.
5947 * tree-ssa-loop-prefetch.c: Likewise.
5948 * tree-inline.c: Likewise.
5949 * tree-inline.h: Likewise.
5950 * tree-iterator.c: Likewise.
5951 * tree-optimize.c: Likewise.
5952 * tree-ssa-phiprop.c: Likewise.
5953 * tree-vect-transform.c: Likewise.
5954 * tree-object-size.c: Likewise.
5955 * tree-outof-ssa.c: Likewise.
5956 * cfgloop.c: Likewise.
5957 * system.h: Likewise.
5958 * tree-profile.c: Likewise.
5959 * cfgloop.h: Likewise.
5960 * c-gimplify.c: Likewise.
5961 * c-common.c: Likewise.
5962 * tree-vect-generic.c: Likewise.
5963 * tree-flow.h: Likewise.
5964 * c-common.h: Likewise.
5965 * basic-block.h: Likewise.
5966 * tree-ssa-structalias.c: Likewise.
5967 * tree-switch-conversion.c: Likewise.
5968 * tree-ssa-structalias.h: Likewise.
5969 * tree-cfg.c: Likewise.
5970 * passes.c: Likewise.
5971 * ipa-struct-reorg.c: Likewise.
5972 * ipa-struct-reorg.h: Likewise.
5973 * tree-ssa-reassoc.c: Likewise.
5974 * cfgrtl.c: Likewise.
5975 * varpool.c: Likewise.
5977 * tree-ssanames.c: Likewise.
5978 * tree-ssa-threadedge.c: Likewise.
5979 * langhooks-def.h: Likewise.
5980 * tree-ssa-operands.c: Likewise.
5981 * config/alpha/alpha.c: Likewise.
5982 * config/frv/frv.c: Likewise.
5983 * config/s390/s390.c: Likewise.
5984 * config/m32c/m32c.c: Likewise.
5985 * config/m32c/m32c-protos.h: Likewise.
5986 * config/spu/spu.c: Likewise.
5987 * config/sparc/sparc.c: Likewise.
5988 * config/i386/i386.c: Likewise.
5989 * config/sh/sh.c: Likewise.
5990 * config/xtensa/xtensa.c: Likewise.
5991 * config/stormy16/stormy16.c: Likewise.
5992 * config/ia64/ia64.c: Likewise.
5993 * config/rs6000/rs6000.c: Likewise.
5994 * config/pa/pa.c: Likewise.
5995 * config/mips/mips.c: Likewise.
5997 2008-07-28 Simon Baldwin <simonb@google.com>
5999 * c-pragma.c (handle_pragma_message): New function.
6000 (init_pragma): Register handle_pragma_message.
6001 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6004 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6006 PR tree-optimization/35252
6007 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6008 REALPART_EXPR to be considered as same load operation.
6010 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6012 PR tree-optimization/36830
6013 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6014 (expressions_equal_p): Return false if only one operand is null.
6016 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6018 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6019 version requirements.
6021 2008-07-26 Olivier Hainque <hainque@adacore.com>
6023 * collect2.c (symkind): New enum. Symbol kinds we care about.
6024 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6025 code and head comment accordingly.
6026 (scan_prog_file): Use symkind names instead of bare integers.
6028 2008-07-25 Jan Hubicka <jh@suse.cz>
6030 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6032 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6033 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6034 * dojump.c (clear_pending_stack_adjust): Likewise.
6035 * print-tree.c (print_node): Ignore DECL_INLINE.
6036 * tree-inline.c (inlinable_function_p): Likewise.
6038 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6040 * doc/extend.texi (hot attribute): Document that the hot attribute
6041 turns on -O3 for some ports.
6042 (cold attribute): Document that the cold attribute turns on -Os
6045 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6046 reflect function specific option support.
6048 * target.h (struct target_option_hooks): Add fields to say whether
6049 the cold attribute implies -Os and the hot attribute implies -O3.
6051 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6052 By default, do not turn on -Os for cold functions.
6053 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6054 not turn on -O3 for hot functions.
6056 * c-common.c (handle_hot_attribute): Use target hook to determine
6057 if hot functions should enable -O3.
6058 (handle_cold_attribute): Use target hook to determine if cold
6059 functions should enable -Os.
6061 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6062 (override_options): Move disable scheduling to
6063 optimization_options.
6064 (optimization_options): Disable scheduling here, not
6066 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6067 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6069 * config/ia64/ia64.c (ia64_override_options): Move setting
6070 scheduling flags to ia64_optimization_options.
6071 (ia64_optimization_options): Disable scheduling options here, and
6072 not in ia64_override_options.
6073 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6074 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6076 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6079 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6081 2008-07-25 Martin Jambor <mjambor@suse.cz>
6083 PR tree-optimization/36926
6084 * ipa-prop.c (ipa_analyze_call_uses): Call
6085 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6087 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6089 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6090 movv2si_internal): Add mem = reg alternative.
6092 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6095 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6096 DEFAULT_PCC_STRUCT_RETURN to 127.
6098 2008-07-24 Jan Hubicka <jh@suse.cz>
6100 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6101 (build_cgraph_edges): Likewise.
6102 * cgraph.c (cgraph_node): Do not update assembler hash.
6103 (cgraph_remove_node): Drop non-unit-at-a-time code.
6104 * tree-pass.h (pass_O0_always_inline): Remove.
6105 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6106 * toplev.c (process_options): Flag unit-at-a-time does not imply
6108 * cgraphunit.c: Update comments.
6109 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6110 (cgraph_assemble_pending_functions): Remove.
6111 (cgraph_reset_node): Drop non-unit-at-a-time code.
6112 (cgraph_finalize_function): Likewise.
6113 (cgraph_analyze_function): Likewise.
6114 (cgraph_finalize_compilation_unit): Likewise.
6115 (cgraph_expand_function): Likewise.
6116 (cgraph_optimize): Likesise.
6117 (save_inline_function_body): Likewise.
6118 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6119 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6120 * ipa-inline.c: Update comments.
6121 (enum inlining_mode): remove INLINE_SPEED.
6122 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6123 (cgraph_mark_inline_edge): Likewise.
6124 (try_inline): Likewise.
6125 (cgraph_decide_inlining_incrementally): Likewise.
6126 (cgraph_gate_inlining): Remove.
6127 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6128 (cgraph_gate_early_inlining): Likewise.
6129 (gate_inline_passes): Remove.
6130 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6131 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6132 pass_O0_always_inline): Remove.
6133 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6134 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6135 * opts.c (no_unit_at_a_time_default): Remove.
6136 (decode_options): Remove flag_unit_at_a_time reset and warning.
6137 * opts.h (no_unit_at_a_time_default): Remove.
6138 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6139 early in GNU dialect.
6140 (merge_decls): Update comment; drop unit-at-a-time check.
6141 (finish_decl): Likewise.
6142 (grok_declaration): Remove flag_inline_trees code.
6143 (finish_functions): Return on function returning non-void on all
6145 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6146 * cfgexpand.c (expand_one_static_var): Remove.
6147 (expand_one_var): Remove expand_one_static_var call.
6148 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6149 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6150 and flag_unit_at_a-time compatibility checks.
6151 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6152 * tree-inline.c (flag_inline_trees): Remove.
6153 (inlinable_function_p): Don't check it.
6154 (expand_call_inline): Remove non-unit-at-a-time code.
6155 * tree-inline.h (flag_inline_trees): Remove.
6156 * tree-optimize.c (execute_early_local_optimizations): Remove
6157 unit-at-a-time checks.
6158 (tree_rest_of_compilation): Likewise.
6159 * combine.c (setup_incoming_promotions): Likewise.
6160 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6161 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6162 * passes.c (pass_inline_parameters): Update comments; remove
6163 O0_alwaysinline pass.
6164 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6165 (execute_one_pass): Likewise.
6166 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6167 (ix86_function_sseregparm): Likewise.
6168 * arm.c (arm_function_in_section_p): Likewise.
6169 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6170 * varpool.c: Update comments.
6171 (decide_is_variable_needed): Remove unit-at-a-time checks.
6172 (varpool_finalize_decl): Likewise.
6174 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6176 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6178 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6180 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6182 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6183 imp symbol extension.
6185 2008-07-23 Ian Lance Taylor <iant@google.com>
6187 * tree-vrp.c (infer_value_range): Ignore asm statements when
6188 looking for memory accesses for -fdelete-null-pointer-checks.
6190 2008-07-24 Ben Elliston <bje@au.ibm.com>
6192 * config/spu/spu-c.c (__vector_keyword): New variable.
6193 (vector_keyword): Likewise.
6194 (spu_categorize_keyword): New function.
6195 (spu_macro_to_expand): Likewise.
6196 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6197 compiling an ISO C dialect.
6199 2008-07-24 Ben Elliston <bje@au.ibm.com>
6201 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6204 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6206 * configure: Regenerate.
6207 * configure.ac: Require texinfo 4.7.
6208 * doc/install.texi: Document texinfo 4.7 requirement.
6210 2008-07-23 Martin Jambor <mjambor@suse.cz>
6212 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6213 rather than for DECL_SAVED_TREE.
6214 * ipa-prop.c: Include diagnostic.h.
6215 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6217 (ipa_detect_param_modifications): Function rewritten from scratch.
6218 (ipa_compute_jump_functions): Changed accesses to modification flags.
6219 (ipa_free_node_params_substructures): Update flags destruction.
6220 (ipa_node_duplication_hook): Update flags duplication.
6221 (ipa_print_all_params_modified): Updated flag access.
6222 * ipa-prop.h (struct ipa_param_flags): New structure.
6223 (struct ipa_node_params): New field modification_analysis_done,
6224 modified_flags changed into param_flags.
6225 (ipa_is_ith_param_modified): Changed to use new flags.
6226 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6228 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6229 ipa-cp.c and split into two functions.
6230 (ipa_print_node_jump_functions): New function.
6231 (compute_scalar_jump_functions): New function.
6232 (type_like_member_ptr_p): New function.
6233 (compute_pass_through_member_ptrs): New function.
6234 (fill_member_ptr_cst_jump_function): New function.
6235 (determine_cst_member_ptr): New function.
6236 (compute_cst_member_ptr_arguments): New function.
6237 (ipa_compute_jump_functions): Complete rewrite.
6238 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6239 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6240 (struct ipa_member_ptr_cst): New structure.
6241 (union jump_func_value): New field member_cst.
6242 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6243 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6244 jump function types.
6245 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6246 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6247 instead of ipcp_print_all_jump_functions.
6248 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6249 only for replacable scalars.
6251 * doc/invoke.texi (Optimize options): Add description of
6252 -findirect-inlining.
6253 * common.opt (flag_indirect_inlining): New flag.
6254 * opts.c (decode_options): Set flag_indirect_inlining when
6257 * ipa-inline.c: Include ipa-prop.h.
6258 (inline_indirect_intraprocedural_analysis): New function.
6259 (inline_generate_summary): Allocate parameter and argument info
6260 structures, call inline_indirect_intraprocedural_analysis on each
6261 node when doing indirect inlining and deallocate indirect inlining
6262 data structures in the end.
6263 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6264 (free_all_ipa_structures_after_iinln): New function.
6265 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6267 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6269 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6270 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6271 of computing the frequency separately.
6272 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6273 of computing the frequency separately.
6274 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6275 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6276 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6277 (ipa_get_stmt_member_ptr_load_param): New function.
6278 (ipa_is_ssa_with_stmt_def): New function.
6279 (ipa_note_param_call): New function.
6280 (ipa_analyze_call_uses): New function.
6281 (ipa_analyze_stmt_uses): New function.
6282 (ipa_analyze_params_uses): New function.
6283 (ipa_free_node_params_substructures): Also free the param_calls linked
6285 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6286 (ipa_print_node_param_flags): New function.
6287 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6288 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6289 * ipa-prop.h (struct ipa_param_flags): New field called.
6290 (struct ipa_param_call_note): New structure.
6291 (struct ipa_node_params): New fields param_calls and
6293 (ipa_is_ith_param_called): New function.
6294 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6295 ipa_analyze_params_uses and dump parameter flags.
6297 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6298 ipa_propagate_indirect_call_infos if performing indirect inlining,
6299 pass a new parameter new_edges to it.
6300 (add_new_edges_to_heap): New fucntion.
6301 (cgraph_decide_inlining_of_small_functions): New vector
6302 new_indirect_edges for newly found indirect edges , call
6303 ipa_propagate_indirect_call_infos after inlining.
6304 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6305 inlining if performing indirect inlining. Call
6306 free_all_ipa_structures_after_iinln when doing so too.
6307 (inline_generate_summary): Do not call
6308 free_all_ipa_structures_after_iinln here.
6309 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6310 (print_edge_addition_message): New function.
6311 (update_call_notes_after_inlining): New function.
6312 (propagate_info_to_inlined_callees): New function.
6313 (ipa_propagate_indirect_call_infos): New function.
6314 * ipa-prop.h: Include cgraph.h
6315 (struct ipa_param_call_note): Fields reordered, new field processed.
6316 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6318 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6319 rediscovered call statements.
6320 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6321 (dump_cgraph_node): Dump also the indirect_call flag.
6322 (cgraph_clone_edge): Copy also the indirect_call flag.
6323 * tree-inline.c (copy_bb): Do not check for fndecls from call
6324 expressions, check for edge availability when moving clones.
6325 (get_indirect_callee_fndecl): New function.
6326 (expand_call_inline): If callee declaration is not apprent from
6327 the statement, try calling get_indirect_callee_fndecl. Do not
6328 issue warnings or call sorry when not inlinings an indirect edge.
6329 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6331 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6332 bit more frandly to matching.
6333 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6334 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6335 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6337 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6340 * opth-gen.awk: Suppress function specific features when building
6342 * optc-gen.awk: Ditto.
6344 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6347 * diagnostic.c (pedwarn): Add opt parameter.
6349 * c-tree.h (pedwarn_init): Add opt parameter.
6350 (pedwarn_c90): Likewise.
6351 (pedwarn_c99): Likewise.
6352 * c-errors.c (pedwarn_c99): Likewise.
6353 (pedwarn_c90): Likewise.
6354 * toplev.h (pedwarn): Update declaration.
6355 (pedwarn0): Declare.
6356 * c-lex.c: All calls to pedwarn changed.
6357 * builtins.c: All calls to pedwarn changed.
6358 * toplev.c: All calls to pedwarn changed.
6359 * c-decl.c: All calls to pedwarn changed.
6360 * c-typeck.c: All calls to pedwarn changed.
6361 * c-common.c: All calls to pedwarn changed.
6362 * c-parser.c: All calls to pedwarn changed.
6364 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6365 Karthik Kumar <karthikkumar@gmail.com>
6367 * attribs.c (file scope): Include c-common.h.
6368 (decl_attributes): Add support for #pragma GCC optimize and
6371 * targhooks.c (default_can_inline_p): New function that is the
6372 default for the TARGET_CAN_INLINE_P target hook.
6374 * targhooks.h (default_can_inline_p): Add declaration.
6376 * tree.c (cl_optimization_node): New static tree for building
6377 OPTIMIZATION_NODE tree.
6378 (cl_target_option_node): New static tree for building
6379 TARGET_OPTION_NODE tree.
6380 (cl_option_hash_table): New hash table for hashing
6381 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6382 (cl_option_hash_hash): New function to provide the hash value for
6383 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6384 (cl_option_hash_eq): New function to provide an equality test for
6385 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6386 (tree_code_size): Add support for OPTIMIZATION_NODE and
6387 TARGET_OPTION_NODE trees.
6388 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6389 TARGET_OPTION_NODE trees.
6390 (build_optimization_node): Build a tree that has all of the
6391 current optimization options.
6392 (build_target_option_node): Build a tree that has the target
6393 options that might be changed on a per function basis.
6395 * tree.h (file scope): Include options.h.
6396 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6397 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6398 (TREE_OPTIMIZATION): Ditto.
6399 (TREE_TARGET_SPECIFIC): Ditto.
6400 (struct tree_function_decl): Add fields for remembering the
6401 current optimization options and target specific options.
6402 (struct tree_optimization_option): New tree variant that remembers
6403 the optimization options.
6404 (struct tree_target_option): New tree variant that remembers the
6405 target specific flags that might change for compiling a particular
6407 (union tree_node): Include tree_optimization_option and
6408 tree_target_option fields.
6409 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6410 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6411 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6412 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6413 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6414 optimization and target options.
6415 (optimization_default_node): New macro to refer to global_trees
6417 (optimization_current_node): Ditto.
6418 (optimization_cold_node): Ditto.
6419 (optimization_hot_node): Ditto.
6420 (target_option_default_node): Ditto.
6421 (target_option_current_node): Ditto.
6422 (current_option_pragma): Ditto.
6423 (current_optimize_pragma): Ditto.
6425 * target.h (struct gcc_target): Add valid_option_attribute_p,
6426 target_option_save, target_option_restore, target_option_print,
6427 target_option_pragma_parse, and can_inline_p hooks.
6429 * toplev.h (parse_optimize_options): Add declaration.
6430 (fast_math_flags_struct_set_p): Ditto.
6432 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6433 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6436 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6437 tree_can_inline_p hook to see if one function can inline another.
6438 (cgraph_decide_inlining): Ditto.
6439 (cgraph_decide_inlining_incrementally): Ditto.
6441 * opts.c (decode_options): Add support for running multiple times
6442 to allow functions with different target or optimization options
6443 than was specified on the command line.
6444 (fast_math_flags_struct_set_p): New function that is similar to
6445 fast_math_flags_set_p, except it uses the values in the
6446 cl_optimization structure instead of global variables.
6448 * optc-gen.awk: Add support for TargetSave to allow a back end to
6449 declare new fields that need to be saved when using function
6450 specific options. Include flags.h and target.h in the options.c
6451 source. Add support for Save to indicate which options can be set
6452 for individual functions. Generate cl_optimize_save,
6453 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6454 cl_target_option_restore, cl_target_option_print functions to
6455 allow functions to use different optimization or target options.
6457 * opt-functions.awk (var_type_struct): Return the type used for
6458 storing the field in a structure.
6460 * opth-gen.awk: Add support for TargetSave to allow a back end to
6461 declare new fields that need to be saved when using function
6462 specific options. Add support for Save to indicate which options
6463 can be set for individual functions. Only generate one extern for
6464 Mask fields. Generate cl_optimization and cl_target_option
6465 structures to remember optimization and target options.
6467 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6468 collecting new tree nodes.
6469 (TS_TARGET_OPTION): Ditto.
6471 * c-decl.c (merge_decls): Merge function specific target and
6472 optimization options.
6474 * function.c (invoke_set_current_function_hook): If the function
6475 uses different optimization options, change the global variables
6478 * coretypes.h (struct cl_optimization): Add forward reference.
6479 (struct cl_target_option): Ditto.
6481 * c-pragma.c (option_stack): New static vector to remember the
6482 current #pragma GCC option stack.
6483 (handle_pragma_option): New function to support #pragma GCC option
6484 to change target options.
6485 (optimize_stack): New static vector to remember the current
6486 #pragma GCC optimize stack.
6487 (handle_pragma_optimize): New function to support #pragma GCC
6488 optimize to change optimization options.
6489 (init_pragma): Add support for #pragma GCC optimize and #pragma
6492 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6493 optimization options.
6494 (TARGET_OPTION_NODE): New tree code for remembering certain target
6497 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6498 TARGET_OPTION_NODE trees.
6500 * common.opt (-O): Add Optimization flag.
6502 (-fmath-errno): Ditto.
6503 (-falign-functions): Add UInteger flag to make sure flag gets full
6504 int in cl_optimization structure.
6505 (-falign-jumps): Ditto.
6506 (-falign-labels): Ditto.
6507 (-falign-loops): Ditto.
6508 (-fsched-stalled-insns): Ditto.
6509 (-fsched-stalled-insns-dep): Ditto.
6511 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6513 (TARGET_OPTION_SAVE): Ditto.
6514 (TARGET_OPTION_RESTORE): Ditto.
6515 (TARGET_OPTION_PRINT): Ditto.
6516 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6517 (TARGET_CAN_INLINE_P): Ditto.
6518 (TARGET_INITIALIZER): Add new hooks.
6520 * tree-inline.c (tree_can_inline_p): New function to determine
6521 whether one function can inline another. Check if the functions
6522 use compatible optimization options, and also call the backend
6525 * tree-inline.h (tree_can_inline_p): Add declaration.
6527 * c-common.c (c_common_attribute): Add support for option and
6528 optimize attributes.
6529 (handle_option_attribute): Add support for the option attribute to
6530 allow the user to specify different target options for compiling a
6532 (handle_optimize_attribute): Add support for the optimize
6533 attribute to allow the user to specify different optimization
6534 options for compiling a specific function.
6535 (handle_hot_attribute): Turn on -O3 optimization for this one
6536 function if it isn't the default optimization level.
6537 (handle_cold_attribute): Turn on -Os optimization for this one
6538 function if it insn't the default optimization.
6539 (const_char_p): New const char * typedef.
6540 (optimize_args): New static vector to remember the optimization
6542 (parse_optimize_options): New function to set up the optimization
6543 arguments from either the optimize attribute or #pragma GCC optimize.
6545 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6546 (builtin_define_std): Ditto.
6548 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6549 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6550 (x86_64-*-*): Ditto.
6552 * Makefile.in (TREE_H): Add options.h.
6553 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6555 * doc/extend.texi (option attribute): Document new attribute.
6556 (optimize attribute): Ditto.
6557 (hot attribute): Document hot attribute sets -O3.
6558 (cold attribute): Document cold attribute sets -Os.
6559 (#pragma GCC option): Document new pragma.
6560 (#pragma GCC optimize): Ditto.
6562 * doc/options.texi (TargetSave): Document TargetSave syntax.
6563 (UInteger): Document UInteger must be used for certain flags.
6564 (Save): Document Save option to create target specific options
6565 that can be saved/restored on a function specific context.
6567 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6568 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6570 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6571 (TARGET_OPTION_SAVE): Ditto.
6572 (TARGET_OPTION_RESTORE): Ditto.
6573 (TARGET_OPTION_PRINT): Ditto.
6574 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6575 (TARGET_CAN_INLINE_P): Ditto.
6577 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6579 (-mfpmath=both): Ditto.
6581 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6582 Karthik Kumar <karthikkumar@gmail.com>
6584 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6585 (TARGET_POPCNT): Ditto.
6586 (TARGET_SAHF): Ditto.
6587 (TARGET_AES): Ditto.
6588 (TARGET_PCLMUL): Ditto.
6589 (TARGET_CMPXCHG16B): Ditto.
6590 (TARGET_RECIP): Move switch into target_flags.
6591 (TARGET_FUSED_MADD): Ditto.
6592 (ix86_arch_features): Make an unsigned char type.
6593 (ix86_tune_features): Ditto.
6594 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6595 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6596 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6598 * config/i386/i386.opt (arch): New TargetSave field to define
6599 fields that need to be saved for function specific option support.
6602 (branch_cost): Ditto.
6603 (ix86_isa_flags_explicit): Ditto.
6604 (tune_defaulted): Ditto.
6605 (arch_specified): Ditto.
6606 (-m128-long-double): Add Save flag to save option for target
6607 specific option support.
6609 (-maccumulate-outgoing-args): Ditto.
6610 (-malign-double): Ditto.
6611 (-malign-stringops): Ditto.
6612 (-mfancy-math-387): Ditto.
6613 (-mhard-float): Ditto.
6615 (-minline-all-stringops): Ditto.
6616 (-minline-stringops-dynamically): Ditto.
6617 (-mms-bitfields): Ditto.
6618 (-mno-align-stringops): Ditto.
6619 (-mno-fancy-math-387): Ditto.
6620 (-mno-push-args): Ditto.
6621 (-mno-red-zone): Ditto.
6622 (-mpush-args): Ditto.
6623 (-mred-zone): Ditto.
6625 (-msseregparm): Ditto.
6626 (-mstack-arg-probe): Ditto.
6641 (-mrecip): Move flag into target_flags.
6643 (-mno-fused-madd): Ditto.
6644 (-mfused-madd): Ditto.
6645 (-mabm): Move flag into ix86_isa_flags.
6652 * config/i386/i386-c.c: New file for #pragma support.
6653 (ix86_target_macros_internal): New function to #define or #undef
6654 target macros based when the user uses the #pragma GCC option to
6655 change target options.
6656 (ix86_pragma_option_parse): New function to add #pragma GCC option
6658 (ix86_target_macros): Move defining the target macros here from
6659 TARGET_CPU_CPP_BUILTINS in i386.h.
6660 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6661 defined, initialize any subtarget #pragmas.
6663 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6664 REGISTER_TARGET_PRAGMAS.
6666 * config/i386/t-i386: New file for x86 dependencies.
6667 (i386.o): Make dependencies mirror the include files used.
6668 (i386-c.o): New file, add dependencies.
6670 * config/i386/i386-protos.h (override_options): Add bool argument.
6671 (ix86_valid_option_attribute_tree): Add declaration.
6672 (ix86_target_macros): Ditto.
6673 (ix86_register_macros): Ditto.
6675 * config/i386/i386.c (ix86_tune_features): Move initialization of
6676 the target masks to initial_ix86_tune_features to allow functions
6677 to have different target options. Make type unsigned char,
6678 instead of unsigned int.
6679 (initial_ix86_tune_features): New static vector to hold processor
6680 masks for the tune variables.
6681 (ix86_arch_features): Move initialization of the target masks to
6682 initial_ix86_arch_features to allow functions to have different
6683 target options. Make type unsigned char, instead of unsigned int.
6684 (initial_ix86_arch_features): New static vector to hold processor
6685 masks for the arch variables.
6686 (enum ix86_function_specific_strings): New enum to describe the
6687 string options used for attribute((option(...))).
6688 (ix86_target_string): New function to return a string that
6689 describes the target options.
6690 (ix86_debug_options): New function to print the current options in
6692 (ix86_function_specific_save): New function hook to save the
6693 function specific global variables in the cl_target_option structure.
6694 (ix86_function_specific_restore): New function hook to restore the
6695 function specific variables from the cl_target_option structure to
6696 the global variables.
6697 (ix86_function_specific_print): New function hook to print the
6698 target specific options in the cl_target_option structure.
6699 (ix86_valid_option_attribute_p): New function hook to validate
6700 attribute((option(...))) arguments.
6701 (ix86_valid_option_attribute_tree): New function that is common
6702 code between attribute((option(...))) and #pragma GCC option
6703 support that parses the options and returns a tree holding the options.
6704 (ix86_valid_option_attribute_inner_p): New helper function for
6705 ix86_valid_option_attribute_tree.
6706 (ix86_can_inline_p): New function hook to decide if one function
6707 can inline another on a target specific basis.
6708 (ix86_set_current_function); New function hook to switch target
6709 options if the user used attribute((option(...))) or #pragma GCC
6711 (ix86_tune_defaulted): Move to static file scope from
6713 (ix86_arch_specified): Ditto.
6714 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6716 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6717 (OPTION_MASK_ISA_ABM_SET): Ditto.
6718 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6719 (OPTION_MASK_ISA_CX16_SET): Ditto.
6720 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6721 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6722 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6723 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6724 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6725 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6726 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6727 (struct ptt): Move to static file scope from override_options.
6728 (processor_target_table): Ditto.
6730 (ix86_handle_option): Add support for options that are now isa options.
6731 (override_options): Add support for declaring functions that
6732 support different target options than were specified on the
6733 command line. Move struct ptt, processor_target_table, cpu_names,
6734 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6735 Add bool argument. Fix up error messages so the appropriate error
6736 is given for either command line or attribute.
6737 (ix86_previous_fndecl): New static to remember previous function
6738 declaration to see if we need to change target options.
6739 (ix86_builtins_isa): New array to record the ISA of each builtin
6741 (def_builtin): Always create the builtin function, even if the
6742 current ISA doesn't support it.
6743 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6744 tests for those builtins.
6745 (ix86_init_builtins): Remove TARGET_MMX test for calling
6746 ix86_init_mmx_sse_builtins.
6747 (ix86_expand_builtin): If the current ISA doesn't support a given
6748 builtin, signal an error.
6749 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6750 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6751 (TARGET_OPTION_SAVE): Ditto.
6752 (TARGET_OPTION_RESTORE): Ditto.
6753 (TARGET_OPTION_PRINT): Ditto.
6754 (TARGET_CAN_INLINE_P): Ditto.
6756 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6758 * c-typeck.c (build_external_ref): Don't call assemble_external.
6759 * final.c (output_operand): Call assemble_external.
6761 2008-07-21 DJ Delorie <dj@redhat.com>
6763 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6764 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6766 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6768 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6769 original insn and splitter contents into ...
6770 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6771 flag_unsafe_math_optimizations. Add dummy scratch register.
6772 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6773 !flag_unsafe_math_optimizations. Returns number with next
6774 highest magnitude if this is still less or equal to the true
6775 quotient in magnitude.
6777 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6779 * Makefile.in: Replace toplev.h with TOPLEV_H.
6780 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6781 * c-lex.c (fe_file_change): Don't set in_system_header.
6782 * c-parser.c (c_token): Remove in_system_header.
6783 (c_lex_one_token): Don't set in_system_header.
6784 (c_parser_set_source_position_from_token): Don't set in_system_header.
6785 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6788 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6789 * flags.h (in_system_header): Remove.
6790 * function.c (saved_in_system_header): Remove.
6791 (push_cfun): Don't set in_system_header.
6792 (pop_cfun): Don't set in_system_header.
6793 (push_struct_function): Don't set in_system_header.
6794 * input.h (expanded_location): Add sysp.
6795 (in_system_header_at): New.
6796 (in_system_header): New.
6797 * toplev.c (in_system_header): Remove.
6798 * toplev.h: Include input.h
6800 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6801 * tree-ssa.c (warn_uninit): Call warning_at.
6802 (warn_uninitialized_var): Update calls to warn_uninit.
6803 (warn_uninitialized_phi): Update calls to warn_uninit.
6804 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6805 (expand_location): Initialize xloc.sysp.
6806 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6807 (tree_decl_with_vis): Remove in_system_header_flag.
6809 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6812 * recog.c (asm_operand_ok): Change the order of the extra
6813 memory constraint checks.
6815 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6818 * tree-switch-conversion.c (build_one_array): Call
6819 varpool_mark_needed_node and varpool_finalize_decl
6820 instead of assemble_variable.
6822 2008-07-19 Jan Hubicka <jh@suse.cz>
6824 * cgraph.c (cgraph_add_new_function): Do early local passes.
6825 * tree-nrv.c (gate_pass_return_slot): New gate.
6826 (pass_nrv): Add the gate.
6827 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6829 (coalesce_ssa_name): Coalesce SSA names.
6830 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6831 not optimizing so unused user vars remains visible.
6832 * common.opt (flag_tree_ter): Always enable by default.
6833 * tree-ssa-ter.c: Include flags.h
6834 (is_replaceable_p): Check that locations match; when aliasing is missing
6835 be conservative about loads.
6836 * tree-optimize.c (gate_init_datastructures): Remove.
6837 (pass_init_datastructures): New.
6838 * passes.c: Reorder passes so we always go into SSA.
6840 2008-07-19 Jan Hubicka <jh@suse.cz>
6842 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6843 * doc/invoke.texi (--combine): Likewise.
6844 (-finline-functions-called-once): Update levels when enabled.
6845 (-funit-at-a-time): Document new behaviour.
6846 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6847 -fno-section-anchors when disabled explicitly.
6848 (inline params): They are not ignored now.
6849 (precompiled headers): Remove unit-at-a-time as being incompatible.
6850 * opts.c (decode_options): Handle unit-at-a-time as alias;
6851 imply -fno-section-anchors when toplevel reorder is disabled
6853 * common.opt (ftoplevel-reorder): Set default value to 2.
6854 (funit-at-a-time): Set default value to 1.
6855 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6858 2008-07-19 Jan Hubicka <jh@suse.cz>
6860 * builtins.c (expand_builtin_int_roundingfn,
6861 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6864 2008-07-19 Richard Guenther <rguenther@suse.de>
6867 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6868 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6869 * tree-ssa-pre.c (get_expr_value_id): For newly created
6870 constant value-ids make sure to add the expression to its
6873 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6876 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6877 return value of the builtin is ignored.
6879 2008-07-19 Olivier Hainque <hainque@adacore.com>
6881 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6882 bits, a C conformant malloc implementation has to provide.
6883 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6885 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6889 * reload.c (find_reloads_subreg_address): Only reload address if
6890 reloaded == 0, not for reloaded != 1.
6893 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6894 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6895 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6896 m32c_legitimize_reload_address.
6898 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6899 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6900 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6902 2008-07-19 Olivier Hainque <hainque@adacore.com>
6904 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6905 argument, saying whether nested array are to be collapsed
6906 into a single array type DIE with multiple subscripts.
6907 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6908 issues, centralize the nested array types collapsing control and
6909 disable the transformation for Ada.
6911 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6914 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6916 (x86_64_shift_adj_2): New expander.
6917 (x86_64_shift_adj_3): Ditto.
6918 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6919 to split TImode operands.
6920 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6921 (ix86_split_lshr): Ditto.
6923 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6925 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6926 and __CHAR32_TYPE__.
6927 * c-typeck.c (digest_init): Support char16_t and char32_t.
6928 (set_nonincremental_init_from_string): Idem.
6930 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6933 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6934 PREFERRED_STACK_BOUNDARY.
6935 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6937 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6940 * function.c (locate_and_pad_parm): Cap boundary earlier.
6942 2008-07-17 Julian Brown <julian@codesourcery.com>
6944 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6945 no-op for targets which don't use DLLs.
6947 2008-07-17 Martin Jambor <mjambor@suse.cz>
6949 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6950 that nodes are relevant by examining the node->analyzed flag.
6951 (ipcp_init_stage): Check which nodes are relevant, assert that the
6952 relevant ones are also required.
6953 (ipcp_propagate_stage): Check on the side arrays are properly
6955 (ipcp_print_all_jump_functions): Make sure not to touch any node
6956 that is not analyzed or an edge that does not have a corresponding
6957 entry in the on-the-side vectors.
6958 (ipcp_function_scale_print): Likewise.
6959 (ipcp_update_callgraph): Check that the node is relevant.
6960 (ipcp_insert_stage): Check that the node is relevant. Check there is
6961 an info for every node and edge.
6962 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6963 (ipa_print_all_tree_maps): Likewise and a new variable info.
6964 (ipa_print_all_params_modified): Likewise.
6965 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6967 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6970 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6972 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6974 PR rtl-optimization/36753
6975 * fwprop.c (use_killed_between): Don't shortcut
6976 single-definition global registers.
6978 2008-07-16 Jan Hubicka <jh@suse.cz>
6980 * cgraph.h (varpool_empty_needed_queue): Declare.
6981 * cgraphunit.c (output_in_order): Mark all variables as needed;
6983 * varpool.c (varpool_assemble_node): Update debug queue.
6984 (varpool_assemble_pending_decls): Don't do it here.
6985 (varpool_empty_needed_queue): New function.
6987 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6989 * recog.c (peephole2_optimize): Fix formatting.
6991 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6993 * c-pch.c (get_ident): Avoid C++ keywords.
6994 * combine-stack-adj.c (single_set_for_csa): Likewise.
6995 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6996 output_asm_insn): Likewise.
6997 * reload.c (push_secondary_reload, find_reusable_reload,
6998 push_reload, combine_reloads, find_reloads,
6999 debug_reload_to_stream): Likewise.
7000 * reload.h (struct reload): Likewise.
7001 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7002 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7003 emit_output_reload_insns): Likewise.
7004 * targhooks.c (default_secondary_reload): Likewise.
7005 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7007 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7009 * recog.c (validate_change_1, validate_change,
7010 validate_unshare_change, validate_replace_rtx_1, struct
7011 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7013 * reload.c (push_secondary_reload, secondary_reload_class,
7014 scratch_reload_class, find_valid_class, find_reusable_reload,
7015 push_reload, find_dummy_reload, find_reloads_address_1,
7016 find_reloads_address_part, find_equiv_reg): Likewise.
7017 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7018 choose_reload_regs): Likewise.
7019 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7021 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7022 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7023 * sched-rgn.c (concat_INSN_LIST): Likewise.
7024 * stor-layout.c (mode_for_size, mode_for_size_tree,
7025 smallest_mode_for_size): Likewise.
7027 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7029 * cfg.c (dump_reg_info): Avoid C++ keywords.
7030 * dwarf2asm.c (dw2_force_const_mem,
7031 dw2_asm_output_encoded_addr_rtx): Likewise.
7032 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7033 * expmed.c (expand_shift): Likewise.
7034 * global.c (find_reg): Likewise.
7035 * graph.c (draw_edge): Likewise.
7036 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7037 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7038 widen_clz, widen_bswap, expand_parity, expand_unop,
7039 emit_cmp_and_jump_insn_1): Likewise.
7040 * postreload.c (reload_cse_simplify_operands): Likewise.
7041 * ra.h (add_neighbor): Likewise.
7042 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7043 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7044 record_reg_classes, copy_cost, record_address_regs,
7045 invalid_mode_change_p): Likewise.
7046 * regrename.c (regrename_optimize, scan_rtx_reg,
7047 dump_def_use_chain, find_oldest_value_reg,
7048 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7050 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7052 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7053 MASK_POWERPC64 for power4 in previous commit.
7055 2008-07-16 Olivier Hainque <hainque@adacore.com>
7057 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7058 instead of bare conversion to cast const-ness away.
7060 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7062 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7063 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7064 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7065 (TARGET_FUNCTION_VALUE): Define.
7067 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7069 * config/rs6000/rs6000.c (processor_target_table): Add
7070 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7072 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7075 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7076 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7077 m32c_legitimize_reload_address.
7079 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
7081 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7082 DECL_IN_SYSTEM_HEADER in sync.
7084 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7086 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7087 * tree-ssa-pre.c (pre_expr_eq): Ditto
7088 (get_constant_for_value_id): Take a type as an argument.
7089 (fully_constant_expression): Pass in type.
7090 (find_or_generate_expression): Short circuit constant case.
7091 (create_expression_by_pieces): Remove special casing of
7093 (do_regular_insertion): Short circuit constant case.
7094 (do_partial_partial_insertion): Ditto.
7096 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7099 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7101 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7103 * config/xtensa/libgcc-xtensa.ver: New file.
7104 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7106 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7108 * df-problems.c (df_set_note): Avoid C++ keywords.
7109 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7110 * dse.c (record_store, remove_useless_values): Likewise.
7111 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7112 gen_reg_rtx_offset, operand_subword, change_address_1,
7113 change_address, adjust_address_1, offset_address,
7114 widen_memory_access, emit_copy_of_insn_after): Likewise.
7115 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7116 * fwprop.c (should_replace_address, propagate_rtx_1,
7117 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7119 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7120 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7121 * lcm.c (compute_insert_delete, pre_edge_lcm,
7122 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7123 * lower-subreg.c (resolve_reg_notes): Likewise.
7124 * mode-switching.c (optimize_mode_switching): Likewise.
7126 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7128 * bt-load.c (add_btr_def, migrate_btr_def,
7129 branch_target_load_optimize): Avoid C++ keywords.
7130 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7132 * combine.c (subst, simplify_set, make_extraction,
7133 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7134 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7135 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7137 2008-07-15 Richard Guenther <rguenther@suse.de>
7140 * c-common.c (strict_aliasing_warning): Do not warn for
7141 TYPE_REF_CAN_ALIAS_ALL pointers.
7142 (c_common_get_alias_set): may_alias types are not special.
7143 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7144 attribute and set can_ref_all accordingly.
7145 (build_reference_type_for_mode): Likewise.
7146 * doc/extend.texi (may_alias): Clarify.
7148 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7151 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7152 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7154 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7157 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7158 gcc_assert, instead call output_operand_lossage.
7160 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7162 * builtins.c (std_canonical_va_list): Treat structure based
7165 2008-07-15 Ben Elliston <bje@au.ibm.com>
7167 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7169 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
7171 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7174 2008-07-14 Jan Hubicka <jh@suse.cz>
7176 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7177 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7178 fix predicates and constraints.
7179 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7180 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7182 2008-07-14 Doug Kwan <dougkwan@google.com>
7184 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7185 additional option file arm/eabi.opt.
7186 * config/arm/eabi.h (File): New configuration file for EABI targets.
7187 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7188 SUBSUBTARGET_EXTRA_SPECS.
7189 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7190 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7191 from STARTFILE_SPEC so that it can be referenced in an override.
7192 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7193 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7194 can be referenced in an override.
7195 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7196 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7197 so that it can be referenced in an override.
7198 (LINK_SPEC): Use BPABI_LINK_SPEC.
7199 * config/arm/eabi.opt (File): New.
7201 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7203 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7204 (FIXED_VALUE_H): New variable.
7205 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7206 input.h, fixed-value.h.
7207 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7208 (BASIC_BLOCK_H): Use $(BITMAP_H).
7209 (FUNCTION_H): Add varray.h.
7210 (IPA_REFERENCE_H): Use $(BITMAP_H).
7211 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7212 (DF_H): Use $(BITMAP_H).
7213 (GGC_H): Add statistics.h.
7215 (INSN_ATTR_H): Use it.
7216 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7218 (SYMTAB_H): Add $(OBSTACK_H).
7219 (CPP_INTERNAL_H): New.
7220 (TREE_DUMP_H): Add tree-pass.h.
7221 (TREE_FLOW_H): Use $(BITMAP_H)
7222 (PRETTY_PRINT_H): Use $(INPUT_H).
7223 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7226 (many object files): Fix lots of header dependencies throughout.
7228 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7230 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7232 (s-gtyp-input): Use them to write tmp-gi.list.
7233 (echo_to_gi.list): Remove.
7235 2008-07-14 Richard Guenther <rguenther@suse.de>
7237 * tree-ssa-sccvn.c (pre_info): Remove.
7238 (switch_to_PRE_table): Likewise.
7239 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7240 (set_hashtable_value_ids): Do not create value-ids for the
7242 (run_scc_vn): Remove double test. Remove bogus special-case
7243 in value-number printing.
7244 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7245 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7247 * tree-flow-inline.h (get_value_handle): Remove.
7248 * tree-flow.h (get_value_handle): Remove.
7250 2008-07-14 Martin Jambor <mjambor@suse.cz>
7252 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7253 in which we generate arithmetics is not a subrange.
7255 2008-07-14 Martin Jambor <mjambor@suse.cz>
7257 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7259 2008-07-14 Richard Guenther <rguenther@suse.de>
7261 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7263 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7266 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7267 reload for symbol refs moved to r0 with -fPIC.
7268 (legitimize_pic_address): Use the target register as temporary
7270 (emit_symbolic_move): Adjust comment.
7271 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7274 2008-07-14 Ben Elliston <bje@au.ibm.com>
7276 * c-common.h (C_CPP_HASHNODE): New macro.
7277 * coretypes.h (struct cpp_token): Forward declare.
7278 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7279 the context-sensitive keyword method.
7280 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7281 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7282 expand_bool_pixel): New.
7283 (altivec_categorize_keyword): New function.
7284 (init_vector_keywords): New function.
7285 (rs6000_macro_to_expand): Likewise.
7286 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7287 compiling an ISO C dialect.
7289 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7291 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7292 (create_expression_by_pieces): Fix typo.
7293 (do_regular_insertion): Use debug counter here too.
7295 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7298 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7299 CONST_OK_FOR_LETTER_P. All port-local users changed.
7300 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7301 implement Kp matching power-of-two.
7302 (CONSTRAINT_LEN): Define to match.
7303 * config/cris/cris.md: Replace all use of constraint K with Kc.
7304 ("*btst*): Use Kp for operand 0 of last alternative.
7306 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7309 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7312 2008-07-13 Jan Hubicka <jh@suse.cz>
7314 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7317 2008-07-13 Richard Guenther <rguenther@suse.de>
7320 * langhooks.c (lhd_print_error_function): Deal with recursive
7323 2008-07-12 Jan Hubicka <jh@suse.cz>
7325 * cgraph.c (assembler_name_hash): New static var.
7326 (hash_node_by_assembler_name, eq_assembler_name): New.
7327 (cgraph_node_for_asm): Use hashtable.
7328 (cgraph_remove_node): Maintain hashtable.
7329 (change_decl_assembler_name): Sanity check that names are not changing
7330 after aliasing was processed.
7331 * cgraph.h (varpoon_node): Add next GGC marker.
7332 * tree.c (decl_assembler_name_equal): Constify.
7333 (decl_assembler_name_hash): New.
7334 * tree.h (decl_assembler_name_equal): Constify.
7335 (decl_assembler_name_hash): Update.
7337 2008-07-12 David Daney <ddaney@avtrex.com>
7339 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7342 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7344 * doc/md.texi: Document the MIPS "v" constraint.
7345 * config/mips/mips.h (reg_class): Revert last change.
7346 (REG_CLASS_NAMES): Likewise.
7347 (REG_CLASS_CONTENTS): Likewise.
7348 * config/mips/mips.c (mips_regno_to_class): Likewise.
7349 * config/mips/constraints.md (v): Likewise, but add documentation.
7350 Add a comment to say that this constraint should not be used in
7353 2008-07-11 DJ Delorie <dj@redhat.com>
7355 * config/h8300/h8300.md (length): Fix branch offset limit.
7357 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7359 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7360 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7361 (avr_hard_regno_scratch_ok): New function.
7362 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7363 * config/avr/avr.md (all peepholes that request a scratch register):
7364 Remove avr_peep2_scratch_safe use.
7366 2008-07-11 Tom Tromey <tromey@redhat.com>
7367 Ian Lance Taylor <iant@google.com>
7369 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7370 (struct c_common_resword): Define.
7371 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7372 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7373 (c_common_reswords, num_c_common_reswords): Declare.
7374 * c-common.c (c_common_reswords): New global const array.
7375 (num_c_common_reswords): New const int.
7376 * c-parser.c (struct resword, reswords): Don't define.
7377 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7378 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7379 than reswords. If warning about C++ keywords, give them a special
7381 (c_lex_one_token): Warn about C++ keywords. Call
7382 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7383 (c_parser_external_declaration): Look for RID_xxx rather than
7384 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7385 (c_parser_statement_after_labels): Likewise.
7386 (c_parser_objc_class_instance_variables): Likewise.
7387 (c_parser_objc_class_declaration): Likewise.
7388 (c_parser_objc_try_catch_statement): Likewise.
7389 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7390 (declspecs_add_type): Likewise.
7392 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7394 * ggc-page.c (alloc_page):
7395 Substituting xmalloc, xcalloc with
7396 XNEWVEC and XCNEWVAR macros which add the
7399 2008-07-11 Richard Guenther <rguenther@suse.de>
7401 PR tree-optimization/36765
7402 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7403 aliases from HEAP vars to SMTs.
7405 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7407 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7408 * configure.ac (loose_warn): Move -Wc++-compat from here...
7409 (strict_warn): ...to here.
7410 * configure: Regenerate.
7412 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7414 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7415 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7416 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7417 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7418 excluding more specific h8300-*-* and sh-*-* targets.
7420 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7422 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7424 (execute_pre): Call loop_optimizer_finalize in early exit.
7426 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7429 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7430 uids in the bitmap, not just VAR_DECL uids.
7432 PR rtl-optimization/36419
7433 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7434 (combine_stack_adjustments_for_block): Call it if needed. Delete
7436 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7437 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7438 prologue sp adjustment.
7440 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7443 * opts.c (print_ignored_options): Report postponed diagnostics for
7444 unknown -Wno-* options as warnings, not errors.
7445 (postpone_unknown_option_error): Renamed to...
7446 (postpone_unknown_option_warning): ... this.
7448 2008-07-09 Doug Kwan <dougkwan@google.com>
7451 2008-07-08 Doug Kwan <dougkwan@google.com>
7453 * config/arm/arm.opt (mandroid): New option.
7454 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7455 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7457 (CC1PLUS_SPEC): Same.
7459 (STARTFILE_SPEC): Same.
7460 (ENDFILE_SPEC): Same.
7461 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7464 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7467 * config/mips/mips.h (reg_class): Remove V1_REG.
7468 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7469 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7471 (mips_get_tp): New function.
7472 (mips_legitimize_tls_address): Use it.
7473 * config/mips/constraints.md (v): Delete.
7474 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7475 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7476 After reload, split into a move and ...
7477 (*tls_get_tp_<mode>_split): ...this new instruction.
7479 2008-07-09 David Daney <ddaney@avtrex.com>
7481 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7483 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7485 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7486 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7488 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7489 htab_delete should be called. Don't free c.
7490 (lookup_tmp_var): Create temp_htab lazily.
7491 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7492 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7494 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7495 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7496 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7497 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7498 * tree-sra.c (generate_element_init): Likewise.
7499 * tree-mudflap.c (execute_mudflap_function_ops,
7500 execute_mudflap_function_decls): Likewise.
7501 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7502 * tree-gimple.h (struct gimplify_ctx): New type.
7503 (push_gimplify_context): Adjust prototype.
7505 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7507 * tree-ssa-pre.c (phi_translate_1): Update placement of
7510 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7512 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7513 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7514 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7515 * targhooks.c (default_hard_regno_scratch_ok): New function.
7516 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7517 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7518 * recog.c: Include "target.h".
7519 (peep2_find_free_register): Add check for global regs. Add target
7521 * Makefile.in (recog.o): Depend on target.h.
7523 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7525 * config/sh/sh.c (sh_canonical_va_list_type): New.
7526 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7528 2008-07-09 Raksit Ashok <raksit@google.com>
7530 * doc/invoke.texi (Option Summary): Mention new option
7531 -Wdisallowed-function-list=...
7532 (Warning Options): Document -Wdisallowed-function-list=...
7533 * common.opt (Wdisallowed-function-list=): New flag.
7534 * flags.h (warn_disallowed_functions): External definition of new
7535 boolean warning flag.
7536 (warn_if_disallowed_function_p): Declare new function.
7537 * opts.c (warning_disallowed_functions): New static variable.
7538 (warn_disallowed_functions): New boolean warning flag.
7539 (warn_if_disallowed_function_p): New function.
7540 (add_comma_separated_to_vector): Rename
7541 add_instrument_functions_exclude_list to this.
7542 (common_handle_option): Handle new option. Rename calls to
7543 add_instrument_functions_exclude_list into calls to
7544 add_comma_separated_to_vector.
7545 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7546 based on flag warn_disallowed_functions.
7548 2008-07-09 Christian Bruel <christian.bruel@st.com>
7550 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7551 instead of get_attr_length.
7553 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7555 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7557 * genemit.c (gen_insn): Likewise.
7558 * gengtype.c (note_def_vec): Likewise.
7559 * gengtype.h (note_def_vec): Likewise.
7560 * genoutput.c (struct data, output_insn_data, process_template,
7561 gen_expand, gen_split, note_constraint): Likewise.
7562 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7563 make_insn_sequence): Likewise.
7564 * gensupport.c (record_insn_name): Likewise.
7566 2008-07-08 Doug Kwan <dougkwan@google.com>
7568 * config/arm/arm.opt (mandroid): New option.
7569 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7570 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7572 (CC1PLUS_SPEC): Same.
7574 (STARTFILE_SPEC): Same.
7575 (ENDFILE_SPEC): Same.
7576 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7579 2008-07-08 Raksit Ashok <raksit@google.com>
7581 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7582 (set_storage_via_setmem): Fix expected_align parameter.
7583 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7584 missing from the list.
7585 * doc/md.texi (movmem): Explicitly state that expected alignment is
7586 to be expressed in bytes.
7587 (setmem): Explicitly state that expected alignment is to be expressed
7590 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7592 * reload.c (find_reloads_subreg_address): Do not require validity
7593 of address in original mode before reloading address.
7595 2008-07-07 Tianwei Sheng <tianweis@google.com>
7597 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7598 bounds array access.
7600 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7602 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7604 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7606 Fix PR tree-optimization/23455
7607 Fix PR tree-optimization/35286
7608 Fix PR tree-optimization/35287
7609 * Makefile.in (OBJS-common): Remove tree-vn.o.
7610 (tree-vn.o): Remove.
7611 * dbgcnt.def: Add treepre_insert debug counter.
7612 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7613 (debug_value_expressions): Ditto.
7614 (print_value_expressions): Ditto.
7615 * tree-pretty-print.c (dump_generic_node): Updated for
7616 VALUE_HANDLE removal.
7617 * tree-ssa-dom.c (record_equality): Ditto.
7618 (cprop_operand): Ditto.
7619 (lookup_avail_expr): Ditto.
7620 * tree-ssa-threadedge.c
7621 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7622 (simplify_control_stmt_condition): Ditto.
7623 * tree.c (tree_code_size): Ditto.
7624 (tree_node_structure): Ditto.
7625 (iterative_hash_expr): Ditto.
7627 * tree.h (VALUE_HANDLE_ID): Ditto.
7628 (VALUE_HANDLE_EXPR_SET): Ditto.
7629 (struct tree_value_handle): Ditto.
7630 (union tree_node): Ditto.
7631 * treestruct.def: Ditto.
7632 * tree-vn.c: Removed.
7633 * tree-ssa-pre.c: Rewritten entirely.
7634 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7635 (constant_value_ids): Ditto.
7636 (vn_nary_op_t): Moved to header.
7638 (vn_reference_op_t): Ditto
7639 (vn_reference_t): Ditto.
7640 (next_value_id): New variable.
7641 (VN_INFO): Add an assert.
7642 (vn_constant_eq): New function.
7643 (vn_constant_hash): Ditto.
7644 (get_or_alloc_constant_value_id): Ditto.
7645 (value_id_constant_p): Ditto.
7646 (vn_reference_compute_hash): De-staticify.
7647 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7648 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7649 (valueize_refs): Update opcode if it changes from ssa name to constant.
7650 (vn_reference_lookup_1): Add new argument.
7651 (vn_reference_lookup): Ditto.
7652 (vn_reference_lookup_pieces): New function.
7653 (vn_reference_insert): Add return type. Modify to deal with value ids.
7654 (vn_reference_insert_pieces): New function.
7655 (vn_nary_op_compute_hash): De-staticify.
7656 (vn_nary_op_eq): Ditto.
7657 (vn_nary_op_lookup_pieces): New function.
7658 (vn_nary_op_lookup): Add new argument.
7659 (vn_nary_op_insert_pieces): New function.
7660 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7661 (vn_phi_insert): Ditto.
7662 (visit_unary_op): Update for callee changes.
7663 (visit_binary_op): Ditto.
7664 (visit_reference_op_load): Ditto.
7665 (visit_reference_op_store): Ditto.
7666 (init_scc_vn): Init next_value_id, constant_to_value_id and
7668 (free_scc_vn): Free them.
7669 (set_hashtable_value_ids): New function.
7670 (run_scc_vn): Use it.
7671 (get_max_value_id): New function.
7672 (get_next_value_id): Ditto.
7673 (expressions_equal_p): Moved from tree-vn.c
7674 (sort_vuses): Ditto.
7675 (sort_vuses_heap): Ditto.
7676 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7678 * tree.c (iterative_hash_hashval_t): Made non-static
7679 * tree.h (iterative_hash_hashval_t): Declare it.
7681 2008-07-08 Martin Jambor <mjambor@suse.cz>
7683 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7684 instead of ipa_create_node_params.
7685 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7686 ipa_check_create_edge_args, free them with
7687 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7689 * ipa-prop.c: Include flags.h and tree-inline.h.
7690 (ipa_node_params_vector): New variable.
7691 (ipa_edge_args_vector): New variable.
7692 (edge_removal_hook_holder): New variable.
7693 (node_removal_hook_holder): New variable.
7694 (edge_duplication_hook_holder): New variable.
7695 (node_duplication_hook_holder): New variable.
7696 (ipa_detect_param_modifications): Check for presence of modified flags.
7697 (ipa_compute_jump_functions): Check for presence of jump functions.
7698 (ipa_free_edge_args_substructures): New function.
7699 (ipa_create_node_params): Removed.
7700 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7701 (ipa_free_node_params_substructures): New function.
7702 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7704 (ipa_edge_removal_hook): New function.
7705 (ipa_node_removal_hook): New function.
7706 (duplicate_array): New function.
7707 (ipa_edge_duplication_hook): New function.
7708 (ipa_node_duplication_hook): New function.
7709 (ipa_register_cgraph_hooks): New function.
7710 (ipa_unregister_cgraph_hooks): New function.
7711 (free_all_ipa_structures_after_ipa_cp): New function.
7713 * ipa-prop.h: Include vec.h.
7714 (ipa_node_params_t): New typedef with vector types for it.
7715 (ipa_edge_args_t): New typedef with vector types for it.
7716 (IPA_NODE_REF): Changed to access an on-the-side vector.
7717 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7718 (ipa_check_create_node_params): New function.
7719 (ipa_check_create_edge_args): New function.
7721 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7724 2008-07-07 Tom Tromey <tromey@redhat.com>
7726 * configure, config.in: Rebuilt.
7727 * configure.ac: Don't check for scandir or alphasort.
7729 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7731 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7732 types immediately after creating them.
7734 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7736 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7738 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7740 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7741 dump_constraint_graph.
7742 (dump_constraint_edge): New function.
7743 (dump_constraint_graph): New function.
7744 (debug_constraint_graph): New function.
7745 (dump_constraint): Removed useless comparison.
7746 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7747 (dump_constraint_graph): Declare.
7748 (debug_constraint_graph): Declare.
7749 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7751 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7753 * config/i386/i386.c (is_va_list_char_pointer): New.
7754 (ix86_va_start): Replace compare with ms_va_list_type_node
7755 by is_va_list_char_pointer.
7756 (ix86_gimplify_va_arg): Likewise.
7758 2008-07-07 Martin Jambor <mjambor@suse.cz>
7760 * cgraph.c (cgraph_edge_max_uid): New variable.
7761 (struct cgraph_edge_hook_list): New type.
7762 (struct cgraph_node_hook_list): New type.
7763 (struct cgraph_2edge_hook_list): New type.
7764 (struct cgraph_2node_hook_list): New type.
7765 (first_cgraph_edge_removal_hook): New variable.
7766 (first_cgraph_node_removal_hook): New variable.
7767 (first_cgraph_edge_duplicated_hook): New variable.
7768 (first_cgraph_node_duplicated_hook): New variable.
7769 (cgraph_add_edge_removal_hook): New function.
7770 (cgraph_remove_edge_removal_hook): New function.
7771 (cgraph_call_edge_removal_hooks): New function.
7772 (cgraph_add_node_removal_hook): New function.
7773 (cgraph_remove_node_removal_hook): New function.
7774 (cgraph_call_node_removal_hooks): New function.
7775 (cgraph_add_edge_duplication_hook): New function.
7776 (cgraph_remove_edge_duplication_hook): New function.
7777 (cgraph_call_edge_duplication_hooks): New function.
7778 (cgraph_add_node_duplication_hook): New function.
7779 (cgraph_remove_node_duplication_hook): New function.
7780 (cgraph_call_node_duplication_hooks): New function.
7781 (cgraph_create_edge): Assign to edge uid.
7782 (cgraph_remove_edge): Call edge removal hooks.
7783 (cgraph_node_remove_callees): Call edge removal hooks.
7784 (cgraph_node_remove_callers): Call edge removal hooks.
7785 (cgraph_remove_node): Call node removal hooks.
7786 (cgraph_clone_edge): Call edge duplication hooks.
7787 (cgraph_clone_node): Call node duplication hooks.
7789 * cgraph.h (cgraph_edge): New field uid.
7790 (cgraph_edge_hook): New type.
7791 (cgraph_node_hook): New type.
7792 (cgraph_2edge_hook): New type.
7793 (cgraph_2node_hook): New type.
7795 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7797 * config.in: Regenerate.
7799 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7801 * gcc.c (print_sysroot): New.
7802 (option_map, display_help, process_command): Handle the
7803 -print-sysroot option.
7804 (main): Print the sysroot if requested.
7805 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7807 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7810 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7812 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7814 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7815 (assign_parm_setup_block_p): Also check mode of entry_parm.
7817 2008-07-07 Richard Guenther <rguenther@suse.de>
7819 * tree-ssa-structalias.h (set_used_smts): Remove.
7820 * tree-ssa-structalias.c (used_smts): Likewise.
7821 (set_used_smts): Likewise.
7822 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7823 call to set_used_smts.
7825 2008-07-07 Richard Guenther <rguenther@suse.de>
7827 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7828 (new_var_info): Set it to false.
7829 (solution_set_add): Correctly handle pointers outside a var and
7831 (type_safe): Treat variables with is_full_var properly.
7832 (do_sd_constraint): Likewise.
7833 (do_ds_constraint): Likewise.
7834 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7835 (get_constraint_for_ptr_offset): New function.
7836 (get_constraint_for_component_ref): For addresses at least include
7837 the last field of the variable. Handle is_full_vars properly.
7838 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7839 (handle_ptr_arith): Remove.
7840 (find_func_aliases): Simplify assignment handling.
7841 (create_function_info_for): For parameter and result varinfos set
7843 (create_variable_info_for): Set is_full_var flag whenever we
7844 just created a single varinfo for a decl.
7845 (init_alias_vars): Initialize use_field_sensitive from
7846 max-fields-for-field-sensitive parameter.
7848 2008-07-07 Richard Guenther <rguenther@suse.de>
7850 PR tree-optimization/36713
7851 * tree-flow-inline.h (is_call_used): New function.
7852 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7853 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7854 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7856 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7858 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7860 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7862 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7864 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7865 Nathan Sidwell <nathan@codesourcery.com>
7867 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7868 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7870 * config/m68k/t-linux: New.
7871 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7874 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7876 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7877 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7880 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7882 * gcc.c (execute): Fix -Wc++-compat warning.
7884 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7887 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7888 constant for little endian.
7890 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7892 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7893 mips_base_mips16 instead of TARGET_MIPS16.
7894 (mips_base_mips16): Declare.
7895 * config/mips/mips.c (mips_base_mips16): Make global.
7896 (was_mips16_p): Remove GTY marker.
7897 (was_mips16_pch_p): New variable.
7898 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7899 (mips_override_options): Force to non-MIPS16 mode initially.
7900 Do not complain about MIPS16 PIC incompatibilities here.
7901 Only allow -mgpopt if -mexplicit-relocs is in force for
7904 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7906 * configure.ac: Check for caddr_t, define to char * if not defined.
7907 * configure: Regenerate.
7908 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7909 (mmap_gt_pch_use_address): Likewise.
7910 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7912 2008-07-06 Richard Guenther <rguenther@suse.de>
7914 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7915 (new_var_info): Deal with it.
7916 (solution_set_add): Likewise.
7917 (bitpos_of_field): Make signed, fix.
7918 (struct fieldoff): Remove type and decl fields. Make size field
7919 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7921 (fieldoff_compare): Deal with it.
7922 (push_fields_onto_fieldstack): Remove has_union argument, glob
7923 adjacent non-pointer fields together.
7924 (create_function_info_for): Do not set has_union.
7925 (create_variable_info_for): Simplify.
7927 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7929 * config.gcc (extra_headers): Add cross-stdarg.h for target
7930 x86_64-*-* and i?86-*-*.
7931 * config/i386/cross-stdarg.h: New.
7932 * builtins.c (std_fn_abi_va_list): New.
7933 (std_canonical_va_list_type): New.
7934 (stabilize_va_list): Replace va_list_type_node use by
7935 mtarget.canonical_va_list_type.
7936 (gimplify_va_arg_expr): Likewise.
7937 (expand_builtin_va_copy): Replace va_list_type_node use by
7938 mtarget.fn_abi_va_list.
7939 * tree-sra.c (is_va_list_type): New helper.
7940 (decl_can_be_decomposed_p): Replace
7941 va_list_type_node use by is_va_list_type.
7942 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7943 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7944 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7945 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7946 (ix86_enum_va_list): New.
7947 * config/i386/i386.c (sysv_va_list_type_node): New.
7948 (ms_va_list_type_node): New.
7949 (ix86_function_type_abi): Remove sorry.
7950 (ix86_build_builtin_va_list_abi): New.
7951 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7953 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7954 (ix86_init_builtins_va_builtins_abi): New.
7955 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7957 (ix86_handle_abi_attribute): New.
7958 (attribute_spec): Add sysv_abi and ms_abi.
7959 (ix86_fn_abi_va_list): New.
7960 (ix86_canonical_va_list_type): New.
7961 (ix86_enum_va_list): New.
7962 (TARGET_FN_ABI_VA_LIST): New.
7963 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7964 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7965 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7966 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7967 (TARGET_ENUM_VA_LIST): New.
7968 * expr.h (std_fn_abi_va_list): New.
7969 (std_canonical_va_list_type): New.
7970 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7971 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7972 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7973 TARGET_CANONICAL_VA_LIST_TYPE.
7974 * target.h (struct gcc_target): Add fn_abi_va_list hook
7975 and canonical_va_list_type hook.
7977 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7979 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7980 integral and pointer types.
7982 2008-07-04 Roger Sayle <roger@eyesopen.com>
7984 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7985 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7987 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7990 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7992 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7994 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7995 build_gimple_modify_stmt.
7996 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7997 gimple operand. Use fold_build* instead of build*.
7999 2008-07-04 Richard Guenther <rguenther@suse.de>
8001 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8002 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8003 properly to compute the reachability set if we do field-sensitive PTA.
8004 * invoke.texi (max-fields-for-field-sensitive): Document default.
8005 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8006 100 for optimize >= 2.
8008 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8010 * ggc-zone.c (lookup_page_table_if_allocated,
8011 set_page_table_entry, zone_find_object_size, alloc_small_page,
8012 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8013 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8014 -Wc++-compat and/or -Wcast-qual warnings.
8016 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8019 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8020 pic_offset_table_rtx to be marked as used here.
8021 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8022 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8023 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8024 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8027 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8029 * alloc-pool.c (hash_descriptor, eq_descriptor,
8030 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8031 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8033 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8034 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8035 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8036 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8039 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8041 * tree-flow.h (loop_only_exit_p): Declare.
8042 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8043 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8044 the number of iterations if it is constant. Otherwise, if this is the
8045 only possible exit of the loop, use the conservative estimate on the
8046 number of iterations of the entire loop if available.
8048 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8050 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8051 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8052 Add synchronization functions.
8053 * config/sync.c: New file.
8054 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8055 (LIBGCC_SYNC_CFLAGS): Likewise.
8057 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8060 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8061 (*pushtf_sse): New insn pattern.
8062 (pushtf splitters): New splitters.
8064 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8067 * predict.c (build_predict_expr): Use void_type_node for the tree
8068 type, instead of NULL_TREE.
8070 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8072 * config/i386/i386.c (contains_aligned_value_p): Return true
8074 (ix86_data_alignment): Align TCmode to 128bits.
8075 (ix86_local_alignment): Likewise.
8077 2008-07-03 Andrew Haley <aph@redhat.com>
8080 * vec.h (VEC_TA): New.
8081 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8082 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8083 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8084 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8085 (C_COMMON_FIXED_TYPES): Remove first arg.
8086 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8087 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8088 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8089 not to use empty macro arguments.
8091 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8093 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8094 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8095 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8096 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8097 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8098 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8099 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8100 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8101 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8102 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8103 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8104 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8105 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8106 config/rs6000/e500crtres64gpr.asm,
8107 config/rs6000/e500crtres64gprctr.asm,
8108 config/rs6000/e500crtrest32gpr.asm,
8109 config/rs6000/e500crtrest64gpr.asm,
8110 config/rs6000/e500crtresx32gpr.asm,
8111 config/rs6000/e500crtresx64gpr.asm,
8112 config/rs6000/e500crtsav32gpr.asm,
8113 config/rs6000/e500crtsav64gpr.asm,
8114 config/rs6000/e500crtsav64gprctr.asm,
8115 config/rs6000/e500crtsavg32gpr.asm,
8116 config/rs6000/e500crtsavg64gpr.asm,
8117 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8118 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8119 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8120 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8121 config/sparc/sol2-cn.asm: Remove .file directives.
8123 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8125 * resource.c (mark_referenced_resources): Look inside
8126 UNSPEC_VOLATILEs and ASM_INPUTs.
8128 2008-07-02 Ian Lance Taylor <iant@google.com>
8130 * rtlanal.c (add_reg_note): New function.
8131 * rtl.h (add_reg_note): Declare.
8132 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8133 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8134 * builtins.c (expand_builtin_longjmp): Likewise.
8135 (expand_builtin_nonlocal_goto): Likewise.
8136 * calls.c (emit_call_1, expand_call): Likewise.
8137 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8138 * cfglayout.c (fixup_reorder_chain): Likewise.
8139 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8140 (commit_one_edge_insertion): Likewise.
8141 * combine.c (move_deaths, distribute_notes): Likewise.
8142 * df-problems.c (df_set_note): Likewise.
8143 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8144 (set_unique_reg_note): Likewise.
8145 (emit_copy_of_insn_after): Likewise.
8146 * expr.c (expand_expr_real): Likewise.
8147 * gcse.c (add_label_notes): Likewise.
8148 * haifa-sched.c (create_check_block_twin): Likewise.
8149 * jump.c (mark_jump_label_1): Likewise.
8150 * loop-doloop.c (add_test, doloop_modify): Likewise.
8151 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8152 * lower-subreg.c (move_eh_region_note): Likewise.
8153 * optabs.c (emit_libcall_block): Likewise.
8154 * predict.c (predict_insn): Likewise.
8155 (combine_predictions_for_insn): Likewise.
8156 * recog.c (peephole2_optimize): Likewise.
8157 * regmove.c (try_auto_increment): Likewise.
8158 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8159 * reload.c (find_reloads): Likewise.
8160 * reload1.c (fixup_eh_region_note): Likewise.
8161 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8162 * reorg.c (delete_prior_computation): Likewise.
8163 (delete_computation, dbr_schedule): Likewise.
8164 * config/pa/pa.c (legitimize_pic_address): Likewise.
8165 * config/sh/sh.c (sh_reorg): Likewise.
8167 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8170 * config/libgcc-glibc.ver: Add %exclude.
8171 * config/m32r/libgcc-glibc.ver: Likwise.
8172 * config/s390/libgcc-glibc.ver: Likwise.
8173 * config/sh/libgcc-glibc.ver: Likwise.
8174 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8176 * config/i386/libgcc-glibc.ver: New.
8178 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8180 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8182 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8183 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8184 i[34567]86-*-linux*, x86_64-*-linux*. Add
8185 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8186 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8187 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8188 i[34567]86-*-linux*, x86_64-*-linux*.
8190 * libgcc-std.ver: Add empty GCC_4.4.0.
8192 * mkmap-symver.awk: Support multiple versions per symbol.
8194 * config/i386/i386.c (ix86_init_builtins): Always define
8195 __builtin_fabsq and __builtin_copysignq with fallbacks.
8196 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8197 and __builtin_copysignq if SSE2 isn't available.
8199 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8200 (LIBGCC2_TF_CEXT): Likwise.
8203 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8205 * config/i386/sfp-machine.h: Moved to libgcc.
8207 * config/i386/sfp-machine.h: New.
8208 * config/i386/t-linux: Likwise.
8210 * config/i386/t-darwin: Remove softfp_wrap_start and
8212 * config/i386/t-darwin64: Likewise.
8214 * config/i386/t-fprules-softfp64: Renamed to ...
8215 * config/i386/t-fprules-softfp: This.
8217 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8218 and softfp_wrap_end.
8220 2008-07-02 Jason Merrill <jason@redhat.com>
8222 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8224 * tree.c (ctor_to_list): New fn.
8225 * tree.h: Declare it.
8226 (CONSTRUCTOR_ELT): New macro.
8227 (CONSTRUCTOR_NELTS): New macro.
8229 2008-07-02 Richard Guenther <rguenther@suse.de>
8231 * tree-ssa-structalias.c (struct variable_info): Reorder
8232 to fill padding on 64bit hosts. Make collapsed_to an int.
8233 (get_varinfo_fc): Deal with that.
8234 (new_var_info): Likewise.
8235 (collapse_rest_of_var): Likewise.
8237 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8239 * doc/install.texi (--enable-java-home): Document.
8240 (--enable-aot-compile-rpm): Likewise.
8241 (--with-arch-directory): Likewise.
8242 (--with-os-directory): Likewise.
8243 (--with-origin-name): Likewise.
8244 (--with-arch-suffix): Likewise.
8245 (--with-jvm-root-dir): Likewise.
8246 (--with-jvm-jar-dir): Likewise.
8247 (--with-python-dir): Likewise.
8249 2008-07-02 Richard Guenther <rguenther@suse.de>
8251 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8252 from decls explicitly. Merge operand checking from tuples.
8254 2008-07-02 Martin Jambor <mjambor@suse.cz>
8256 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8258 2008-07-02 Martin Jambor <mjambor@suse.cz>
8260 * tree-switch-conversion.c: Included timevar.h
8261 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8263 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8265 2008-07-02 Martin Jambor <mjambor@suse.cz>
8267 * tree-switch-conversion.c: Corrected various comments and
8269 (build_constructors): Fixed minor formatting mistakes.
8271 * invoke.texi (Optimize Options): Corrected the
8272 switch-conversion-max-branch-ratio parameter.
8274 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8276 * final.c (asm_insn_count): Return zero for an empty asm body.
8278 2008-07-02 Richard Guenther <rguenther@suse.de>
8280 * bitmap.h (bitmap_set_bit): Return bool.
8281 (bitmap_clear_bit): Likewise.
8282 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8283 write to the bitmap if it would.
8284 (bitmap_clear_bit): Likewise.
8285 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8286 bitmap_set_bit return value.
8287 (add_pred_graph_edge): Likewise.
8288 (add_graph_edge): Likewise.
8289 (do_sd_constraint): Likewise.
8290 (do_ds_constraint): Likewise.
8292 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8294 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8295 Fix -Wc++-compat and/or -Wcast-qual warnings.
8296 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8297 gen_regparm_prefix): Likewise.
8298 * vmsdbgout.c (write_modbeg, lookup_filename,
8299 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8301 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8303 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8304 defaults.h definition apply.
8306 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8308 * function.c (assign_parm_remove_parallels): New.
8309 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8311 (assign_parm_setup_block): Do not handle them.
8312 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8313 assign_parm_remove_parallels.
8315 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8317 * c-typeck.c (convert_for_assignment): Use
8318 vector_targets_convertible_p.
8319 * c-common.c (vector_targets_convertible_p): New.
8320 * c-common.h (vector_targets_convertible_p): New prototype.
8321 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8322 opaque_p_V2SI_type_node.
8324 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8326 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8329 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8331 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8332 TFmode constants via two element DImode vector for hosts with
8333 HOST_BITS_PER_WIDE_INT < 64.
8334 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8335 also for HOST_BITS_PER_WIDE_INT < 64.
8337 2008-07-01 Richard Guenther <rguenther@suse.de>
8339 PR tree-optimization/36666
8340 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8341 (get_constraint_exp_from_ssa_var): Split into ...
8342 (get_constraint_exp_for_temp): ... this ...
8343 (get_constraint_for_ssa_var): ... and that.
8344 Return constraint expressions for all touched sub-fields
8345 if the results address is not taken.
8346 (process_constraint): Remove assertion that aggregate
8347 assignments do not happen at this place.
8348 (get_constraint_for_component_ref): Add address_p argument.
8349 Return constraint expressions for all touched sub-fields
8350 if the results address is not taken.
8351 (do_deref): Use get_constraint_exp_for_temp.
8352 (get_constraint_for_1): Rename from ...
8353 (get_constraint_for): ... this. Add the old function as wrapper.
8354 (do_structure_copy): Use get_constraint_for_1.
8356 2008-07-01 Martin Jambor <mjambor@suse.cz>
8358 * Makefile.in (tree-switch-conversion.o): Add.
8359 (OBJS-common): Add tree-swtch-conversion.o.
8360 * passes.c (init_optimization_passes): Add pass_convert_switch.
8361 * tree-pass.h: (pass_convert_switch): Add.
8362 * tree-switch-conversion.c: New file.
8363 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8364 * common.opt (ftree-cswtch): New option.
8365 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8366 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8367 * opts.c (decode_options): Set flag_tree_switch_conversion when
8368 optimization level is >= 2.
8369 * doc/invoke.texi (Optimize Options): Added description of
8370 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8372 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8374 * config/darwin-driver.c (darwin_default_min_version): Fix
8375 -Wc++-compat warnings.
8377 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8379 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8382 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8384 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8386 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8388 PR rtl-optimization/34744
8389 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8390 (df_scan_free_internal): Free data structures not
8391 allocated in storage pools.
8392 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8393 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8394 df_scan_free_mws_vec.
8395 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8398 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8400 * config/i386/i386.c (contains_aligned_value_p): Return true
8402 (ix86_function_arg_boundary): Return its natural boundary
8404 (return_in_memory_32): Don't check TDmode.
8405 (ix86_split_to_parts): Support splitting into 4 parts and
8406 support TFmode for 32bit target.
8407 (ix86_split_long_move): Support splitting into 4 parts.
8408 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8410 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8411 (ix86_init_builtins): Here.
8412 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8413 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8414 'q' and 'w', respectively.
8416 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8418 (movtf_internal): Likewise.
8419 (<code>tf2): Likewise.
8420 (*absnegtf2_sse): Likewise.
8421 (copysign<mode>3): Likewise.
8422 (copysign<mode>3_const): Likewise.
8423 (copysign<mode>3_var): Likewise.
8424 (define_split UNSPEC_COPYSIGN): Likewise.
8425 * config/i386/sse.md (*nandtf3): Likewise.
8426 (<code>tf3): Likewise.
8427 (*<code>tf3): Likewise.
8429 2008-06-30 Joey Ye <joey.ye@intel.com>
8430 H.J. Lu <hongjiu.lu@intel.com>
8432 * global.c (compute_regsets): Set frame_pointer_needed here.
8433 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8435 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8437 * doc/install.texi (specific): Expand Windows build notes.
8439 2008-06-30 Ira Rosen <irar@il.ibm.com>
8441 PR tree-optimization/36648
8442 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8443 number of prolog iterations by step. Fix the comment.
8445 2008-06-30 Richard Guenther <rguenther@suse.de>
8448 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8449 handle calls from ECF_MALLOC functions.
8450 (handle_pure_call): ECF_MALLOC functions do not return
8452 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8454 2008-06-29 Andreas Schwab <schwab@suse.de>
8456 * config/m68k/m68k.c (print_operand): Always print a float
8458 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8459 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8462 * config/rs6000/x-linux64: Remove never used file.
8464 2008-06-29 Richard Guenther <rguenther@suse.de>
8466 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8468 (struct alias_info): Move ...
8469 * tree-ssa-alias.c: ... here.
8470 (update_alias_info): Declare.
8471 (compute_may_aliases): Call it.
8472 (update_alias_info): New function.
8473 * tree-ssa-structalias.c (update_alias_info): Move ...
8474 * tree-ssa-alias.c (update_alias_info_1): ... here.
8475 * tree-ssa-structalias.c (process_constraint_1): Remove
8476 unused from_call argument. Rename to ...
8477 (process_constraint): ... this. Delete old wrapper.
8478 (make_constraint_to): Adjust callers.
8479 (handle_const_call): Likewise.
8480 (handle_pure_call): Likewise.
8481 (init_base_vars): Likewise.
8482 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8483 (find_func_aliases): We don't need structure copies for
8485 (make_constraint_from_anything): Remove.
8486 (create_variable_info_for): For globals make constraints
8487 from escaped, not from anything.
8488 (compute_points_to_sets): Do not call update_alias_info.
8489 (ipa_pta_execute): Use make_constraint_from.
8491 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8493 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8494 (bitmap.o-warn, dominance.o-warn): New.
8495 * configure.ac (cxx_compat_warn): Delete.
8496 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8497 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8499 * configure: Regenerate.
8501 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8504 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8506 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8507 * df-scan.c (df_notes_rescan): Likewise.
8508 * ggc-page.c (set_page_table_entry): Likewise.
8509 * intl.c (gcc_gettext_width): Likewise.
8510 * varasm.c (get_unnamed_section, get_noswitch_section,
8511 get_section): Likewise.
8513 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8515 * regrename.c (build_def_use): Don't copy RTX.
8517 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8519 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8520 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8521 punctuation. Use @ref instead of @xref.
8522 (Function Names): Remove stray @display/@end display.
8523 (C++ Attributes): Use @ref instead of @xref.
8524 (Deprecated Features): Fix punctuation around @xref.
8525 (Backwards Compatibility): Likewise.
8526 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8528 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8530 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8531 constants for E500 double.
8533 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8535 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8536 element type of const_vector.
8538 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8540 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8541 Remove FLAGS_REG clobber from expander pattern.
8542 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8543 (anddi3, andsi3, andhi3, andqi3): Ditto.
8544 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8545 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8546 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8547 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8548 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8549 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8550 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8551 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8553 2008-06-28 Richard Guenther <rguenther@suse.de>
8555 * tree-ssa-structalias.c (callused_id, var_callused,
8556 callused_tree): Add.
8557 (handle_pure_call): New function.
8558 (find_func_aliases): Call it.
8559 (find_what_p_points_to): Handle the call-used set.
8560 (clobber_what_escaped): Likewise.
8561 (compute_call_used_vars): New function.
8562 (init_base_vars): Init the call-used variable.
8563 (do_sd_constraint): Do not propagate the solution from CALLUSED
8564 but use CALLUSED as a placeholder.
8565 (solve_graph): Likewise.
8566 * tree-flow-inline.h (gimple_call_used_vars): New function.
8567 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8568 (compute_call_used_vars): Declare.
8569 * tree-ssa-alias.c (set_initial_properties): Call
8570 compute_call_used_vars.
8571 (reset_alias_info): Clear call-used variables.
8572 (add_call_clobber_ops): Assert we are not called for const/pure
8573 functions. Remove handling of them.
8574 (add_call_read_ops): Handle pure functions by adding the
8575 call-used set of variables as VUSEs.
8576 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8577 (delete_tree_ssa): Free it.
8578 * tree-dfa.c (remove_referenced_var): Clear the var from the
8581 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8583 * tree.c (build_varargs_function_type_list): New.
8584 (build_function_type_list_1): New.
8585 (build_function_type_list): Use build_function_type_list_1.
8586 * tree.h (build_varargs_function_type_list): New.
8588 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8591 * config/spu/spu.c (spu_builtin_splats): Do not generate
8592 invalid CONST_VECTOR expressions.
8593 (spu_expand_vector_init): Likewise.
8595 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8597 * optabs.c (libfunc_decls): New variable.
8598 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8599 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8600 for the same function twice.
8602 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8604 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8605 ix86_expand_binary_operator directly.
8606 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8608 (*ashrti3_1): Ditto.
8609 (*lshrti3_1): Ditto.
8610 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8611 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8612 using only one splitter. Conditionaly execute splitter before or
8613 after peephole2 pass.
8614 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8615 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8616 Use only one alternative in asm template.
8617 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8619 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8620 "J" operand constraint for operand 2.
8621 (*ashldi3_cconly_rex64): Ditto.
8622 (*ashrdi3_cmp_rex64): Ditto.
8623 (*ashrdi3_cconly_rex64): Ditto.
8624 (*lshrdi3_cmp_rex64): Ditto.
8625 (*lshrdi3_cconly_rex64): Ditto.
8626 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8627 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8628 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8631 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8633 * gimplify.c (omp_is_private): Don't return true if decl is not
8634 already private on #pragma omp for or #pragma omp parallel for.
8637 * tree-cfg.c (struct move_stmt_d): Replace block field with
8638 orig_block and new_block fields.
8639 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8640 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8641 (move_block_to_fn): Replace vars_map and new_label_map arguments
8642 with struct move_stmt_d pointer.
8643 (replace_block_vars_by_duplicates): New function.
8644 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8645 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8646 all subblocks of ORIG_BLOCK to the new function. Call
8647 replace_block_vars_by_duplicates.
8648 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8649 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8650 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8651 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8652 (expand_omp): Temporarily set input_location to the location of
8653 region's controlling stmt.
8654 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8655 BIND_EXPR, push ctx->block_vars and gimplification vars into
8656 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8658 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8659 there are any BLOCK_VARS.
8660 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8661 OMP_PARALLEL or OMP_TASK stmt.
8662 (lower_omp): Save and restore input_location around the lower_omp_1
8665 2008-06-27 Richard Guenther <rguenther@suse.de>
8667 PR tree-optimization/36400
8668 PR tree-optimization/36373
8669 PR tree-optimization/36344
8670 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8671 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8672 (update_alias_info): Remove call clobbering code.
8673 (make_constraint_to): New helper function.
8674 (make_escape_constraint): Likewise.
8675 (handle_rhs_call): Use it on all pointer containing arguments.
8676 Also mark the static chain escaped.
8677 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8678 instead of ANYTHING.
8679 (make_constraint_from): New helper split out from ...
8680 (make_constraint_from_anything): ... here.
8681 (find_func_aliases): Add constraints for escape sites.
8682 (intra_create_variable_infos): Make constraints from NONLOCAL
8684 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8686 (clobber_what_p_points_to): Remove.
8687 (clobber_what_escaped): New function.
8688 (init_base_vars): Init NONLOCAL and ESCAPED.
8689 (do_sd_constraint): Do not propagate the solution from ESCAPED
8690 but use ESCAPED as a placeholder.
8691 (solve_graph): Likewise.
8692 * tree-flow.h (clobber_what_p_points_to): Remove.
8693 (clobber_what_escaped): Declare.
8694 * tree-ssa-alias.c (set_initial_properties): Call it.
8695 Remove code clobbering escaped pointers.
8697 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8699 * function.c (allocate_struct_function): Only allocate a unique
8700 funcdef_no if the decl is nonzero.
8702 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8704 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8705 * config/mips/mips.c (mips_split_const_insns): New function.
8706 * config/mips/mips.md (move_type): New attribute.
8707 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8708 (dword_mode): New attribute.
8709 (type): Avoid long line. Map "move_type"s to "type"s,
8710 choosing "multi" for doubleword moves if appropriate.
8711 Swap MTC/MFC comments to match their declaration order.
8712 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8713 "type" is "branch" or "jal" is "direct".
8714 (length): Handle "extended_mips16" first. Make the default
8715 "0" for "ghost" instructions. Set the length from "move_type".
8716 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8717 of "type", with "sll0" for the register alternative. Remove the
8718 "extended_mips16" attribute.
8719 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8720 of "type", with "shift_shift" for the register alternative.
8721 Remove the "length" attribute.
8722 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8723 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8724 of "type", with "andi" for the register alternative.
8725 (*zero_extendqihi2): Likewise.
8726 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8727 of "andi" instead of a "type" of "arith".
8728 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8730 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8731 (mov_<store>r, *mov<mode>_ra): Likewise.
8732 (extendsidi2): Use "move_type" instead of "type", with "move"
8733 for the register alternative.
8734 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8735 of "type", with "signext" for the register alternative.
8736 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8737 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8738 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8739 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8740 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8741 (unnamed branch insn): Likewise.
8742 (*movdi_gp32_fp64): Fold into...
8743 (*movdi_32bit): ...here.
8744 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8745 (*movdf_hardfloat): ...this new pattern.
8746 (*movdf_softfloat): Remove redundant FPR alternatives.
8747 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8748 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8749 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8750 the "move" attribute.
8751 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8752 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8753 and "store" for COP loads and stores.
8754 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8755 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8756 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8757 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8758 (*movtf_mips16, *movv2sf): Likewise.
8759 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8760 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8761 (mfhc1<mode>): Use "move_type" instead of "move".
8762 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8763 (loadgp_blockage): Remove the "length" attribute.
8764 (blockage, set_got_version, update_got_version): Likewise.
8765 (call_internal): Remove the "extended_mips16" attribute.
8766 (call_value_internal, call_value_multiple_internal): Likewise.
8767 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8769 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8770 the "length" attribute.
8772 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8774 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8775 -Wcast-qual warnings.
8776 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8777 handle_pragma_pop_macro): Likewise.
8778 * collect2.c (resolve_lib_name): Likewise.
8779 * config/arc/arc.c (arc_init): Likewise.
8780 * config/arm/arm.c (neon_builtin_compare,
8781 locate_neon_builtin_icode): Likewise.
8782 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8783 * config/bfin/bfin.c (bfin_init_machine_status,
8784 bfin_optimize_loop): Likewise.
8785 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8786 * config/cris/cris.c (cris_init_expanders): Likewise.
8787 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8788 * config/darwin.c (machopic_indirection_eq,
8789 machopic_indirection_name, machopic_output_indirection): Likewise.
8790 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8791 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8792 frv_optimize_membar): Likewise.
8793 * config/i386/cygwin.h (mingw_scan,
8794 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8795 * config/i386/cygwin1.c (mingw_scan): Likewise.
8796 * config/i386/i386.c (machopic_output_stub): Likewise.
8797 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8798 i386_pe_unique_section): Likewise.
8799 * config/ia64/ia64.c (ia64_init_machine_status,
8800 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8802 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8803 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8804 * config/m68k/m68k.c (m68k_handle_option,
8805 m68k_sched_md_init_global): Likewise.
8806 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8807 mcore_unique_section): Likewise.
8808 * config/mips/mips.c (mips_block_move_straight,
8809 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8811 * config/mmix/mmix.c (mmix_init_machine_status,
8812 mmix_encode_section_info): Likewise.
8813 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8814 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8815 print_operand_address, output_toc, redefine_groups,
8816 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8817 * config/s390/s390.c (s390_init_machine_status): Likewise.
8818 * config/score/score.c (score_block_move_straight,
8819 score_block_move_loop_body): Likewise.
8820 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8821 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8822 * emit-rtl.c (find_auto_inc): Likewise.
8823 * gcc.c (translate_options, process_command): Likewise.
8824 * reorg.c (dbr_schedule): Likewise.
8825 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8826 * xcoffout.c (xcoffout_declare_function): Likewise.
8828 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8830 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8831 ipa-pta working again.
8833 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8835 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8838 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8840 * config.gcc (powerpc*-*-*): Add new core e500mc.
8841 * config/rs6000/e500mc.md: New file.
8842 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8844 (rs6000_override_options): Add e500mc case to
8845 processor_target_table. Altivec and Spe options not allowed
8846 with e500mc. Add isel instruction to e500mc by
8847 default. Initialize rs6000_cost for e500mc.
8848 (rs6000_issue_rate): Set issue rate for e500mc.
8849 * config/rs6000/rs6000.h (processor_type): Add
8850 PROCESSOR_PPCE500MC.
8851 (ASM_CPU_SPEC): Add e500mc.
8852 Set TARGET_ISEL to rs6000_isel.
8853 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8854 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8855 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8857 * doc/invoke.texi: Add e500mc to list of cpus.
8859 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8862 * c-lex.c (lex_charconst): Initialize unsignedp.
8864 2008-06-27 Olivier Hainque <hainque@adacore.com>
8866 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8867 documented assumptions.
8869 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8871 * dwarf2out.c: Remove trailing white spaces. Break long line
8874 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8876 * libfuncs.h (LTI_synchronize): New libfunc_index.
8877 (synchronize_libfunc): Declare.
8878 * builtins.c (expand_builtin_synchronize): Consider using
8879 synchronize_libfunc before falling back on an asm blockage.
8880 * config/mips/mips.c: Include libfuncs.h
8881 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8883 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8885 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8886 parameter. Copy stack_reg to r11 where appropriate.
8887 (no_global_regs_above): Add gpr parameter.
8888 (rs6000_stack_info): Only add padding for SPE save area if we
8889 are saving SPE GPRs and CR.
8890 (saveres_routine_syms): New variable.
8891 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8893 (rs6000_savres_routine_sym): New function.
8894 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8896 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8897 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8898 Tweak FPR out-of-line saving.
8899 (rs6000_make_savres_rtx): New function.
8900 (rs6000_use_multiple_p): New function.
8901 (rs6000_savres_strategy): New function.
8902 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8903 out-of-line if appropriate.
8904 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8905 if we are optimizing for size.
8906 (GP_SAVE_INLINE): Define.
8907 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8908 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8909 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8910 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8911 (*save_fpregs_<mode>): Add use of r11.
8912 (*restore_gpregs_<mode>): New insn.
8913 (*return_and_restore_gpregs_<mode>): New insn.
8914 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8916 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8917 (*restore_gpregs_spe): New insn.
8918 (*return_and_restore_gpregs_spe): New insn.
8919 * config/rs6000/predicates.md (save_world_operation): Fix check.
8921 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8923 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8924 this point, so assert that.
8926 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8928 * cfganal.c: Include vec.h and vecprim.h.
8929 (compute_idf): Import from...
8930 * tree-into-ssa (compute_idf): ...here.
8931 * basic-block.h (compute_idf): Export.
8933 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8935 * c-decl.c (merge_decls): Use !current_function_decl to check for
8936 extern declaration of C99 inline function being at file scope.
8938 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8940 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8942 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8944 * alias.c (record_alias_subset, init_alias_analysis): Fix
8945 -Wc++-compat and/or -Wcast-qual warnings.
8946 * attribs.c (lookup_attribute_spec): Likewise.
8947 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8948 copy_bb, connect_traces,
8949 find_rarely_executed_basic_blocks_and_cr): Likewise.
8950 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8951 note_btr_set, migrate_btr_defs): Likewise.
8952 * builtins.c (result_vector, expand_builtin_memcpy,
8953 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8954 builtin_memset_read_str, expand_builtin_printf,
8955 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8957 * caller-save.c (mark_set_regs): Likewise.
8958 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8959 * cgraph.c (cgraph_edge): Likewise.
8960 * combine.c (likely_spilled_retval_1): Likewise.
8961 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8962 htab_counts_entry_del, get_coverage_counts): Likewise.
8963 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8964 new_cselib_val): Likewise.
8965 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8966 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8968 * df-core.c (df_compact_blocks): Likewise.
8969 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8970 * df-scan.c (df_grow_reg_info, df_ref_create,
8971 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8972 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8973 df_record_entry_block_defs, df_record_exit_block_uses,
8974 df_bb_verify): Likewise.
8975 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8976 DF_REF_EXTRACT_MODE_CONST): New.
8977 * dominance.c (get_immediate_dominator, get_dominated_by,
8978 nearest_common_dominator, root_of_dom_tree,
8979 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8980 -Wc++-compat and/or -Wcast-qual warnings.
8981 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8982 record_store, replace_read, check_mem_read_rtx, scan_insn,
8983 dse_step1, dse_record_singleton_alias_set): Likewise.
8984 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8986 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8988 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8989 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8990 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8991 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8992 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8993 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8994 file_name_acquire, output_file_names, add_const_value_attribute,
8995 premark_used_types_helper, file_table_eq, file_table_hash,
8996 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8997 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8998 -Wcast-qual warnings.
8999 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9000 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9001 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9002 gen_reg_rtx, start_sequence, init_emit): Likewise.
9003 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9004 * except.c (init_eh_for_function, gen_eh_region,
9005 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9006 arh_to_landing_pad, arh_to_label, add_action_record,
9007 add_call_site, switch_to_exception_section): Likewise.
9008 * expmed.c (synth_mult): Likewise.
9009 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9010 store_expr): Likewise.
9011 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9013 * function.c (assign_stack_temp_for_type,
9014 allocate_struct_function, match_asm_constraints_1): Likewise.
9015 * gcov-io.c (gcov_allocate): Likewise.
9016 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9017 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9018 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9019 record_one_set, insert_expr_in_table, insert_set_in_table,
9020 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9021 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9022 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9023 -Wcast-qual warnings.
9025 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9027 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9028 -Wcast-qual warnings.
9029 * gcc.c (process_command): Likewise.
9030 * genattrtab.c (oballoc): Use XOBNEW.
9031 (oballocvec): Define.
9032 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9033 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9034 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9035 -Wc++-compat and/or -Wcast-qual warnings.
9036 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9037 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9038 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9039 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9040 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9041 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9042 add_excls, process_presence_absence_names,
9043 process_presence_absence_patterns, add_presence_absence,
9044 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9045 get_free_state, add_arc, get_free_automata_list_el,
9046 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9047 transform_3, cache_presence, create_ainsns, create_automata,
9048 create_state_ainsn_table, dfa_insn_code_enlarge,
9049 output_trans_func, output_min_issue_delay_func,
9050 output_dead_lock_func, output_reset_func,
9051 output_get_cpu_unit_code_func, output_dfa_start_func,
9052 expand_automata): Likewise.
9053 * genextract.c (gen_insn): Likewise.
9054 * gengtype-lex.l: Likewise.
9055 * gengtype.c (read_input_list, adjust_field_type,
9056 process_gc_options): Likewise.
9057 * genoutput.c (note_constraint): Likewise.
9058 * genpreds.c (mangle, add_constraint): Likewise.
9059 * genrecog.c (process_define_predicate, new_decision,
9060 add_to_sequence): Likewise.
9061 * gensupport.c (record_insn_name): Likewise.
9063 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9065 * config/i386/driver-i386.c (detect_caches_amd,
9066 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9067 and/or -Wcast-qual warnings.
9068 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9069 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9070 gt_pch_save): Likewise.
9071 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9072 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9073 * global.c (compute_regsets): Likewise.
9074 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9075 finish_graph_dump_file): Likewise.
9076 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9077 unlink_bb_notes): Likewise.
9078 * integrate.c (get_hard_reg_initial_val): Likewise.
9079 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9080 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9081 * local-alloc.c (update_equiv_regs): Likewise.
9082 * loop-invariant.c (check_invariant_table_size,
9083 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9085 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9086 altered_reg_used, mark_altered): Likewise.
9087 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9088 insert_var_expansion_initialization,
9089 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9090 release_var_copies): Likewise.
9091 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9092 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9093 analyze_accesses_for_phi_node, check_var_notmodified_p,
9094 check_allocation_function, find_sites_in_func,
9095 record_all_accesses_in_func, transform_access_sites,
9096 transform_allocation_sites): Likewise.
9097 * omp-low.c (new_omp_region, create_omp_child_function_name,
9098 check_omp_nesting_restrictions, check_combined_parallel,
9099 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9100 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9101 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9102 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9104 * opts-common.c (prune_options): Likewise.
9105 * opts.c (add_input_filename, print_filtered_help,
9106 get_option_state): Likewise.
9107 * params.c (add_params): Likewise.
9108 * passes.c (set_pass_for_id, next_pass_1,
9109 do_per_function_toporder, pass_fini_dump_file): Likewise.
9110 * postreload.c (reload_cse_simplify_operands): Likewise.
9111 * predict.c (tree_predicted_by_p, tree_predict_edge,
9112 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9114 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9116 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9118 * recog.c (check_asm_operands, validate_change_1): Likewise.
9119 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9120 subst_asm_stack_regs): Likewise.
9121 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9122 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9123 * regmove.c (reg_is_remote_constant_p): Likewise.
9124 * regrename.c (regrename_optimize, scan_rtx_reg,
9125 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9127 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9128 regstat_compute_calls_crossed): Likewise.
9129 * reload1.c (init_reload, new_insn_chain,
9130 has_nonexceptional_receiver, reload, copy_reloads,
9131 calculate_needs_all_insns, init_elim_table): Likewise.
9132 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9133 * rtl.c (shallow_copy_rtx_stat): Likewise.
9134 * rtlanal.c (parms_set): Likewise.
9135 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9136 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9137 * sched-ebb.c (earliest_block_with_similiar_load,
9138 add_deps_for_risky_insns): Likewise.
9139 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9140 schedule_region): Likewise.
9141 * see.c (eq_descriptor_pre_extension,
9142 hash_descriptor_pre_extension, hash_del_pre_extension,
9143 eq_descriptor_properties, hash_descriptor_properties,
9144 hash_del_properties, see_seek_pre_extension_expr,
9145 see_initialize_data_structures, see_print_register_properties,
9146 see_print_pre_extension_expr, see_delete_merged_def_extension,
9147 see_delete_unmerged_def_extension, see_emit_use_extension,
9148 see_pre_delete_extension, see_map_extension, see_commit_changes,
9149 see_analyze_merged_def_local_prop,
9150 see_analyze_merged_def_local_prop,
9151 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9152 see_set_prop_merged_def, see_set_prop_unmerged_def,
9153 see_set_prop_unmerged_use, see_print_one_extension,
9154 see_merge_one_use_extension, see_merge_one_def_extension,
9155 see_store_reference_and_extension, see_update_uses_relevancy,
9156 see_update_defs_relevancy): Likewise.
9157 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9158 hash_statistics_free, curr_statistics_hash): Likewise.
9159 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9160 expand_asm_operands, expand_return, case_bit_test_cmp,
9161 expand_case): Likewise.
9162 * stor-layout.c (start_record_layout): Likewise.
9163 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9164 gt_pch_save_stringpool): Likewise.
9165 * tree-data-ref.c (hash_stmt_vertex_info,
9166 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9167 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9169 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9172 * config/i386/i386.md : Change constraints of HImode and QImode
9173 immediate operands from "i" to "n". Change SImode "ni" constraint to
9174 "i" and SImode "rmi" constraint to "g". Remove all constraints
9175 from const0_operand and const1_operand predicated operands.
9176 (i): Change QImode and HImode attribute from "i" to "n".
9177 (*subqi_2): Change HImode operands to QImode.
9180 2008-06-25 Olivier Hainque <hainque@adacore.com>
9182 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9185 2008-06-25 Richard Guenther <rguenther@suse.de>
9187 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9188 not overflow the result type.
9190 2008-06-25 Richard Guenther <rguenther@suse.de>
9192 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9193 (vn_lookup): Likewise.
9195 2008-06-25 Richard Guenther <rguenther@suse.de>
9197 PR tree-optimization/35518
9198 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9199 * tree-sra.c (instantiate_element): Use fold_build3 to build
9201 (try_instantiate_multiple_fields): Likewise.
9203 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9205 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9208 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9210 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9211 use_backchain_to_restore_sp to true
9212 if the offset of the link register save area would go over the 32k - 1
9213 offset limit of the load
9216 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9218 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9219 anchor for the type-punning blurb. Cross-reference "Structures
9220 unions enumerations and bit-fields implementation". Provide a
9221 cast-through-pointer example. Make final sentence self-contained.
9222 * doc/implement-c.texi (Structures unions enumerations and
9223 bit-fields implementation): Cross-reference the type-punning blurb
9224 in the -fstrict-aliasing documentation.
9226 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9229 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9230 the memory instead of the memory itself for the save area.
9232 2008-06-24 Olivier Hainque <hainque@adacore.com>
9233 Nicolas Roche <roche@adacore.com>
9235 * gengtype.c (srcdir_len): size_t instead of int.
9236 (get_file_realbasename): New function. For F a filename, the real
9237 basename of F, with all the path components stripped.
9238 (get_file_srcdir_relative_path): New function. For F a filename, the
9239 relative path to F from $(srcdir).
9240 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9241 get_file_realbasename. Adjust the head comment.
9242 (get_prefix_langdir_index): New function. For F a filename, return the
9243 lang_dir_names[] relative index of the language directory that is
9245 (get_file_langdir): For F a filename, return the name of the language
9246 directory where F is located.
9247 (get_file_gtfilename): New function. The gt- output file name for an
9249 (get_output_file_with_visibility): Replace in-line computations with
9250 uses of get_file_gtfilename and get_prefix_langdir_index.
9251 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9253 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9255 PR tree-optimization/36504
9256 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9257 references without base address.
9259 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9262 * calls.c (expand_call): Increase alignment for recursive functions.
9264 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9266 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9267 (TARGET_FUNCTION_VALUE): New define.
9268 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9269 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9271 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9273 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9274 (fmod<mode>3): Ditto.
9275 (remainderxf3): Ditto.
9276 (remainder<mode>3): Ditto.
9278 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9281 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9282 REG is a hard register.
9284 PR tree-optimization/36508
9285 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9286 499, don't check it at all in release compilers.
9288 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9290 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9291 together with SSE_TARGET_MATH to disable insn pattern.
9292 (*fop_<MODEF:mode>_2_i387): Ditto.
9293 (*fop_<MODEF:mode>_3_i387): Ditto.
9295 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9297 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9299 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9302 * gimplify.c (gimplify_asm_expr): Check the return code of
9303 parse_output_constraint call, set function return and is_inout
9306 2008-06-22 Ian Lance Taylor <iant@google.com>
9308 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9309 (narrowest_signed_type): Likewise.
9310 * c-typeck.c (c_common_type): Change local variable mclass to enum
9312 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9313 tcc_comparison, not the tree code itself.
9314 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9315 (c_expand_expr): Cast modifier to enum expand_modifier.
9316 * c-common.h (C_RID_CODE): Add casts.
9317 (C_SET_RID_CODE): Define.
9318 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9319 (c_lex_one_token): Add cast to avoid warning.
9320 (c_parser_objc_type_name): Rename local typename to type_name.
9321 (check_no_duplicate_clause): Change code parameter to enum
9323 (c_parser_omp_var_list_parens): Change kind parameter to enum
9325 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9326 c_parser_omp_list_var_parens.
9327 (c_parser_omp_threadprivate): Likewise.
9328 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9329 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9330 * c-format.c (NO_FMT): Define.
9331 (printf_length_specs): Use NO_FMT.
9332 (asm_fprintf_length_specs): Likewise.
9333 (gcc_diag_length_specs): Likewise.
9334 (scanf_length_specs): Likewise.
9335 (strfmon_length_specs): Likewise.
9336 (gcc_gfc_length_specs): Likewise.
9337 (printf_flag_specs): Change 0 to STD_C89.
9338 (asm_fprintf_flag_specs): Likewise.
9339 (gcc_diag_flag_specs): Likewise.
9340 (gcc_cxxdiag_flag_specs): Likewise.
9341 (scanf_flag_specs): Likewise.
9342 (strftime_flag_specs): Likewise.
9343 (strfmon_flag_specs): Likewise.
9344 (print_char_table): Likewise.
9345 (asm_fprintf_char_table): Likewise.
9346 (gcc_diag_char_table): Likewise.
9347 (gcc_tdiag_char_table): Likewise.
9348 (gcc_cdiag_char_table): Likewise.
9349 (gcc_cxxdiag_char_table): Likewise.
9350 (gcc_gfc_char_table): Likewise.
9351 (scan_char_table): Likewise.
9352 (time_char_table): Likewis.
9353 (monetary_char_table): Likewise.
9354 * c-format.h (BADLEN): Likewise.
9356 2008-06-21 Ian Lance Taylor <iant@google.com>
9358 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9359 Define END_OF_BASE_TREE_CODES around inclusion.
9360 * tree.c (tree_code_type): New global array.
9361 (tree_code_length, tree_code_name): Likewise.
9362 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9364 (all-tree.def, s-alltree): New targets.
9365 (gencheck.h, s-gencheck): Remove.
9366 (tree.o): Depend upon all-tree.def.
9367 (build/gencheck.o): Remove gencheck.h dependency.
9368 (mostlyclean): Don't remove gencheck.h.
9369 * c-common.h (enum c_tree_code): Remove.
9370 * c-lang.c (tree_code_type): Remove.
9371 (tree_code_length, tree_code_name): Remove.
9372 * gencheck.c (tree_codes): Include all-tree.def, rather than
9373 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9375 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9377 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9378 (operator_name_info): Size to MAX_TREE_CODES.
9379 (assignment_operator_name_info): Likewise.
9380 * cp/cp-lang.c (tree_code_type): Remove.
9381 (tree_code_length, tree_code_name): Remove.
9382 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9383 (assignment_operator_name_info): Likewise.
9384 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9386 * cp/mangle.c (write_expression): Likewise.
9387 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9388 * fortran/f95-lang.c (tree_code_type): Remove.
9389 (tree_code_length, tree_code_name): Remove.
9390 * java/java-tree.h (enum java_tree_code): Remove.
9391 * java/lang.c (tree_code_type): Remove.
9392 (tree_code_length, tree_code_name): Remove.
9393 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9394 * objc/objc-act.h (enum objc_tree_code): Remove.
9395 * objc/objc-lang.c (tree_code_type): Remove.
9396 (tree_code_length, tree_code_name): Remove.
9397 * objcp/objcp-lang.c (tree_code_type): Remove.
9398 (tree_code_length, tree_code_name): Remove.
9399 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9400 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9401 * ada/misc.c (tree_code_type): Remove.
9402 (tree_code_length, tree_code_name): Remove.
9404 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9406 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9407 the grand_bitmap_obstack.
9409 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9411 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9412 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9413 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9414 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9415 move_stmt_r, new_label_mapper): Likewise.
9416 * tree-complex.c (cvc_lookup): Likewise.
9417 * tree-dfa.c (create_function_ann): Likewise.
9418 * tree-dump.c (dump_register): Likewise.
9419 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9420 find_phi_replacement_condition): Likewise.
9421 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9422 tree_function_versioning): Likewise.
9423 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9424 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9425 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9426 get_nonlocal_debug_decl, convert_nonlocal_reference,
9427 convert_nonlocal_omp_clauses, get_local_debug_decl,
9428 convert_local_reference, convert_local_omp_clauses,
9429 convert_nl_goto_reference, convert_nl_goto_receiver,
9430 convert_tramp_reference, convert_call_expr): Likewise.
9431 * tree-outof-ssa.c (contains_tree_r): Likewise.
9432 * tree-parloops.c (reduction_phi, initialize_reductions,
9433 eliminate_local_variables_1, add_field_for_reduction,
9434 add_field_for_name, create_phi_for_local_result,
9435 create_call_for_reduction_1, create_loads_for_reductions,
9436 create_stores_for_reduction, create_loads_and_stores_for_name):
9438 * tree-phinodes.c (allocate_phi_node): Likewise.
9439 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9440 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9441 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9442 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9443 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9444 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9445 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9446 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9447 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9448 vn_nary_op_insert): Likewise.
9449 * tree-ssa.c (redirect_edge_var_map_add,
9450 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9451 * tree-vectorizer.c (vectorize_loops): Likewise.
9452 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9453 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9454 tree_cons_stat, build1_stat, build_variant_type_copy,
9455 decl_init_priority_lookup, decl_fini_priority_lookup,
9456 decl_priority_info, decl_restrict_base_lookup,
9457 decl_restrict_base_insert, decl_debug_expr_lookup,
9458 decl_debug_expr_insert, decl_value_expr_lookup,
9459 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9460 type_hash_add, get_file_function_name, tree_check_failed,
9461 tree_not_check_failed, tree_range_check_failed,
9462 omp_clause_range_check_failed, build_omp_clause,
9463 build_vl_exp_stat): Likewise.
9464 * value-prof.c (gimple_histogram_value,
9465 gimple_duplicate_stmt_histograms): Likewise.
9466 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9467 unshare_variable, variable_union_info_cmp_pos, variable_union,
9468 dataflow_set_different_1, dataflow_set_different_2,
9469 vt_find_locations, variable_was_changed, set_variable_part,
9470 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9471 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9472 section_entry_hash, object_block_entry_eq,
9473 object_block_entry_hash, create_block_symbol,
9474 initialize_cold_section_name, default_function_rodata_section,
9475 strip_reg_name, set_user_assembler_name, const_desc_eq,
9476 build_constant_desc, output_constant_def, lookup_constant_def,
9477 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9478 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9479 default_internal_label): Likewise.
9480 * varray.c (varray_init, varray_grow): Likewise.
9481 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9483 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9485 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9486 operators for "test" insn. Macroize insn using SWI mode macro.
9487 (*jcc_fused_2): Ditto.
9488 (*jcc_fused_3): Macroize insn using SWI mode macro.
9489 (*jcc_fused_4): Ditto.
9491 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9493 * tree-ssa-pre.c: Fix typo in comment.
9494 (init_antic, fini_antic): Add explicit funtions for
9495 initializing and deinitializing ANTIC and AVAIL sets.
9496 (create_expression_by_pieces): Fix typo in comment.
9497 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9498 (execute_pre): Eventually dump details about ANTIC_IN.
9500 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9502 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9503 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9504 add_to_obstack, file_at_path, find_a_file, execute,
9505 add_preprocessor_option, add_assembler_option, add_linker_option,
9506 process_command, insert_wrapper, do_option_spec, do_self_spec,
9507 spec_path, do_spec_1, is_directory, main, used_arg,
9508 getenv_spec_function): Likewise.
9509 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9510 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9513 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9515 * doc/rtl.texi: Updated subreg section.
9517 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9520 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9521 node->needed and node->reachable.
9522 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9523 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9524 (expand_task_call): Don't call expand_task_copyfn.
9525 (expand_task_copyfn): Renamed to...
9526 (finalize_task_copyfn): ... this.
9528 2008-06-19 Jan Hubicka <jh@suse.cz>
9530 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9531 clobbering framepointer.
9533 2008-06-19 Jan Hubicka <jh@suse.cz>
9535 * tree-optimize.c (execute_early_local_optimizations): Set
9536 cgraph_state only at first invocation.
9538 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9540 * system.h (-Wc++-compat): Activate as a warning, no an error.
9542 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9544 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9545 instead of "#" in insn asm template.
9546 (*jcc_fused_2): Ditto.
9548 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9550 * config/i386/i386.h (ix86_tune_indices)
9551 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9552 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9553 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9554 (*jcc_fused_2): Ditto.
9555 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9556 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9557 (print operand): Handle 'E' and 'e' code.
9559 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9561 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9562 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9563 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9565 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9567 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9569 (cgraph_expand_function): Use local copy of decl.
9570 (cgraph_expand_all_functions): Remove redundant initialization of
9572 (cgraph_optimize): Reword internal_error message.
9574 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9576 * arm-protos.h (arm_return_in_memory): Remove public
9577 arm_return_in_memory() prototype.
9578 * arm.c (arm_return_in_memory): Add static prototype, add target
9579 hook macro, change definition and comments.
9580 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9582 2008-06-19 Ben Elliston <bje@au.ibm.com>
9584 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9585 real.c: Remove references to IEEE 754R.
9586 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9587 * doc/libgcc.texi (Decimal float library routines): Likewise.
9589 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9591 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9592 (default_unwind_word_mode): Add prototype.
9593 * targhooks.c (default_unwind_word_mode): New function.
9594 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9595 instead of word_mode.
9596 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9597 (TARGET_INITIALIZER): Use it.
9599 * c-common.c (handle_mode_attribute): Support "unwind_word"
9601 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9603 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9604 word_mode to access SjLj_Function_Context member "data".
9605 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9606 conversion from targetm.eh_return_filter_mode () to
9607 targetm.unwind_word_mode () if they differ.
9609 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9610 (BT_FN_UNWINDWORD_PTR): New function type.
9611 (BT_FN_WORD_PTR): Remove.
9612 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9613 * except.c (expand_builtin_extend_pointer): Convert pointer to
9614 targetm.unwind_word_mode () instead of word_mode.
9616 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9617 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9618 (spu_unwind_word_mode): New function.
9619 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9620 (TARGET_UNWIND_WORD_MODE): Define.
9621 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9623 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9625 * config/spu/spu.c (reg_align): Remove.
9626 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9627 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9628 (spu_split_store): Likewise.
9630 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9632 * gcc/tree-vn.c: Fix typo in comment.
9634 2008-06-18 Jan Hubicka <jh@suse.cz>
9636 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9637 toplevel reorder too.
9639 2008-06-18 Jan Hubicka <jh@suse.cz>
9641 * c-opts.c (c_common_post_options): PCH is not compatible with
9643 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9644 -fno-toplevel-reorder by default now.
9646 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9648 PR documentation/30739
9649 * doc/install.texi (Prerequisites): Document dependency on awk.
9651 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9652 Ian Lance Taylor <iant@google.com>
9654 PR rtl-optimization/35604
9655 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9656 only want to change jump destinations, not eventual label comparisons.
9658 2008-06-16 Jan Hubicka <jh@suse.cz>
9660 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9662 (cgraph_analyze_function): Likewise.
9664 2008-06-16 Jan Hubicka <jh@suse.cz>
9666 * cgraph.h (cgraph_mark_if_needed): New function.
9667 * cgraphunit.c (cgraph_mark_if_needed): New function.
9668 * c-decl.c (duplicate_decl): Use it.
9670 2008-06-16 Jan Hubicka <jh@suse.cz>
9672 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9675 2008-06-16 Jan Hubicka <jh@suse.cz>
9677 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9679 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9680 Kazu Hirata <kazu@codesourcery.com>
9681 Maxim Kuvyrkov <maxim@codesourcery.com
9683 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9684 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9685 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9686 EXTRA_SPEC_FUNCTIONS.
9687 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9688 (DRIVER_SELF_SPECS): Adjust.
9689 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9690 * config/mips/st.h, config/mips/t-st: New.
9691 * config/mips/driver-native.c, config/mips/x-native: New.
9692 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9695 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9697 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9699 (ISA_HAS_FP_CONDMOVE): New macro.
9700 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9701 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9702 (ISA_HAS_NMADD3_NMSUB3): New macro.
9703 * config/mips/mips.c (mips_rtx_costs): Update.
9704 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9705 compiling for ST Loongson 2E/2F.
9706 (madd<mode>): Rename to madd4<mode>. Update.
9707 (madd3<mode>): New pattern.
9708 (msub<mode>): Rename to msub4<mode>. Update.
9709 (msub3<mode>): New pattern.
9710 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9711 (nmadd3<mode>): New pattern.
9712 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9713 (nmadd3<mode>_fastmath): New pattern.
9714 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9715 (nmsub3<mode>): New pattern.
9716 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9717 (nmsub3<mode>_fastmath): New pattern.
9718 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9720 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9722 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9723 (DF_REF_INSN_INFO): New.
9724 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9725 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9726 with a NULL DF_REF_INSN_INFO.
9727 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9729 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9730 DF_INSN_INFO_EQ_USES): New.
9731 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9732 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9733 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9734 * df-core.c: Update comment for above changes.
9735 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9736 DF_INSN_UID_* macros.
9737 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9738 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9739 insn rtx. Update all callers.
9740 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9741 df_ref_create_structure, df_insn_refs_collect): Likewise.
9742 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9743 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9744 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9745 macros to access the insn refs.
9746 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9747 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9748 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9749 for accessing the refs.
9750 (try_fwprop_subst): Likewise.
9751 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9752 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9753 for accessing the refs.
9754 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9755 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9756 to look at the insn refs.
9757 (record_uses): Likewise.
9758 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9760 (mark_artificial_uses): Don't mark_insn for artificial refs.
9761 (mark_reg_rependencies): Likewise.
9763 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9765 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9767 * configure: Regenerate.
9769 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9771 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9772 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9773 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9775 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9777 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9778 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9779 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9781 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9783 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9784 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9785 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9787 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9789 * tree-ssa-sccvn.c: Fix format of comments.
9791 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9793 * cgraph.c: Remove unneeded forward declarations of eq_node()
9796 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9798 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9800 (see_update_relevancy): Likewise.
9801 * fwprop.c (try_fwprop_subst): Likewise.
9802 * rtlanal.c (noop_move_p): Likewise.
9803 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9804 notes to non-existing libcall blocks.
9805 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9807 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9808 (dead_libcall_p): Remove.
9809 (delete_trivially_dead_insns): Don't use it.
9810 * web.c (union_defs): Remove comment about keeping nops.
9811 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9812 (compute_hash_table_work): Don't track libcall notes.
9813 (do_local_cprop): Don't take libcall pointers. Don't update
9815 (adjust_libcall_notes): Deleted.
9816 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9817 ever have existed in the first place).
9818 (replace_store_insn): Don't try to remove libcall notes.
9819 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9820 (resolve_reg_notes): Don't call them.
9821 (resolve_simple_move): Likewise.
9822 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9823 Don't remove REG_RETVAL notes.
9824 * emit-rtl.c (try_split): Don't update libcall notes.
9825 (emit_copy_of_insn_after): Dito.
9826 * cselib.c (cselib_current_insn_in_libcall): Remove.
9827 (cselib_process_insn): Don't set/clear it.
9828 (new_elt_loc_list): Don't record it.
9829 (cselib_init): Don't initialize it.
9830 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9831 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9833 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9834 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9835 (init_deps): Don't initialize it.
9836 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9837 * combine.c (delete_noop_moves): Don't update libcall notes.
9838 (can_combine_p): Remove now pointless #if 0 block.
9839 (try_combine): Remove another obsolete #if 0 block.
9840 (distribute_notes): Don't distribute libcall notes.
9841 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9842 * dce.c (libcall_dead_p): Remove.
9843 (delete_unmarked_insns): Don't handle libcall blocks.
9844 (preserve_libcall_for_dce): Remove.
9845 (prescan_insns_for_dce): Don't special-case libcall block insns.
9846 * reload1 (reload): Don't handle libcall notes.
9847 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9850 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9852 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9853 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9854 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9856 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9858 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9859 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9860 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9862 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9864 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9866 2008-06-16 Ira Rosen <irar@il.ibm.com>
9868 PR tree-optimization/36493
9869 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9870 the arguments list. Use VECTYPE to create vector pointer.
9871 (vectorizable_store): Fail if accesses through a pointer to vectype
9872 do not alias the original memory reference operands.
9873 Call vect_create_data_ref_ptr without the removed argument.
9874 (vectorizable_load): Likewise.
9875 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9878 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9881 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9884 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9886 * config/mips/loongson2ef.md: New file.
9887 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9888 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9889 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9890 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9891 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9893 (loongson2ef.md): New include.
9894 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9895 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9896 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9897 (loongson_gt_<mode>, loongson_extract_halfword)
9898 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9899 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9900 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9901 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9902 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9903 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9904 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9905 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9906 (vec_interleave_low<mode>): Define type attribute.
9907 * config/mips/mips.c (mips_ls2): New static variable.
9908 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9909 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9910 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9911 Implement target scheduling hooks.
9912 (mips_multipass_dfa_lookahead): Update to handle tuning for
9914 (mips_sched_init): Initialize data for Loongson scheduling.
9915 (mips_ls2_variable_issue): New static function.
9916 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9918 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9919 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9920 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9921 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9922 Handle ST Loongson 2E/2F cores.
9923 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9925 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9927 * omp-low.c (extract_omp_for_data): Fix comment typo.
9930 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9932 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9933 FIXME note about gcc/config.guess.
9934 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9935 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9936 * doc/cppopts.texi: Likewise.
9937 * doc/extend.texi: Likewise.
9938 * doc/gcc.texi: Likewise.
9939 * doc/gccint.texi: Likewise.
9940 * doc/gcov.texi: Likewise.
9941 * doc/gty.texi: Likewise.
9942 * doc/hostconfig.texi: Likewise.
9943 * doc/install.texi: Likewise.
9944 * doc/invoke.texi: Likewise.
9945 * doc/loop.texi: Likewise.
9946 * doc/makefile.texi: Likewise.
9947 * doc/md.texi: Likewise.
9948 * doc/passes.texi: Likewise.
9949 * doc/tm.texi: Likewise.
9950 * doc/tree-ssa.texi: Likewise.
9951 * doc/trouble.texi: Likewise.
9953 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9954 Nathan Sidwell <nathan@codesourcery.com>
9955 Maxim Kuvyrkov <maxim@codesourcery.com>
9956 Richard Sandiford <rdsandiford@googlemail.com>
9958 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9959 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9960 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9962 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9963 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9964 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9966 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9967 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9968 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9969 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9970 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9971 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9972 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9973 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9974 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9975 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9976 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9977 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9978 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9979 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9980 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9981 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9982 (mips_builtins): Add Loongson builtins.
9983 (mips_loongson_2ef_bdesc): New.
9984 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9985 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9986 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9987 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9989 (mips_expand_vector_init): New.
9990 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9991 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9993 * config/mips/mips.md: Add unspec numbers for Loongson
9994 builtins. Include loongson.md.
9995 (MOVE64): Include Loongson vector modes.
9996 (SPLITF): Include Loongson vector modes.
9997 (HALFMODE): Handle Loongson vector modes.
9998 * config/mips/loongson.md: New.
9999 * config/mips/loongson.h: New.
10000 * config.gcc: Add loongson.h header for mips*-*-* targets.
10001 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10003 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10005 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10006 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10007 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10008 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10009 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10010 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10011 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10012 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10013 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10014 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10015 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10016 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10017 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10018 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10019 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10020 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10021 Remove use_fixproto=yes.
10022 (ia64*-*-hpux*): Remove comment about using fixproto.
10023 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10025 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10027 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10029 * configure: Regenerate.
10031 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10033 PR middle-end/36520
10034 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10035 before evaluating it.
10037 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10040 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10041 nested inline functions.
10042 (start_decl, start_function): Don't invert DECL_EXTERNAL
10043 for nested inline functions.
10045 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10047 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10048 splits that must be made for correctness.
10050 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10052 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10053 (AVAIL_NON_MIPS16): Likewise.
10054 (mips_builtin_description): Replace target_flags with a predicate.
10055 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10056 (dspr2_32): New availability predicates.
10057 (MIPS_BUILTIN): New macro.
10058 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10059 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10060 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10061 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10062 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10063 (mips_dsp_32only_bdesc): Merge into...
10064 (mips_builtins): ...this new array.
10065 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10066 (mips_init_builtins): Update after above changes.
10067 (mips_expand_builtin_1): Merge into...
10068 (mips_expand_builtin): ...here and update after above changes.
10070 2008-06-12 Paul Brook <paul@codesourcery.com>
10072 * longlong.h (__arm__): Define count_leading_zeros.
10073 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10074 (clzsi2, clzdi2): New functions.
10075 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10076 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10077 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10078 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10079 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10080 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10081 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10082 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10083 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10084 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10086 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10088 * config/m68k/m68k.c (m68k_tune_flags): New.
10089 (override_options): Compute m68k_tune_flags.
10090 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10091 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10093 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10095 PR middle-end/36506
10096 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10098 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10100 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10101 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10103 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10105 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10106 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10108 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10110 PR middle-end/36506
10111 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10114 2008-06-12 Richard Guenther <rguenther@suse.de>
10116 PR tree-optimization/36345
10117 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10118 add memory_tag_needed flag.
10119 (may_alias_p): Declare.
10120 * tree-ssa-alias.c (may_alias_p): Export.
10121 (set_initial_properties): Use memory_tag_needed flag.
10122 (update_reference_counts): Likewise.
10123 (reset_alias_info): Reset memory_tag_needed flag.
10124 (create_name_tags): Check memory_tag_needed flag.
10125 (dump_points_to_info_for): Dump it.
10126 * tree-ssa-structalias.c (struct variable_info): Remove
10127 directly_dereferenced flag.
10128 (new_var_info): Do not initialize it.
10129 (process_constraint_1): Do not set it.
10130 (update_alias_info): Set is_dereferenced flag.
10131 (set_uids_in_ptset): Use may_alias_p.
10132 (set_used_smts): Check memory_tag_needed flag.
10133 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10134 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10135 memory_tag_needed flag.
10136 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10137 from broken design.
10139 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10141 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10142 red zone for w64 abi.
10143 (ix86_expand_prologue): Likewise.
10144 (ix86_force_to_memory): Likewise.
10145 (ix86_free_from_memory): Likewise.
10147 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10150 * config/rs6000/rs6000.c (rs6000_override_options): Set
10151 rs6000_isel conditionally to the absence of comand line override.
10152 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10153 Remove duplicate rs6000_isel setting.
10154 * config/rs6000/eabispe.h: Ditto.
10156 2008-06-11 Richard Guenther <rguenther@suse.de>
10158 * alias.c (get_alias_set): Use the element alias-set for arrays.
10159 (record_component_aliases): For arrays and vectors do nothing.
10160 * c-common.c (strict_aliasing_warning): Handle the cases
10161 of alias set zero explicitly.
10162 * Makefile.in (dfp.o-warn): Add -Wno-error.
10164 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10166 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10168 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10169 tune_32 tune_64 to supported_defaults. Allow values not
10170 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10171 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10172 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10173 with_cpu_64 to generic for 64-bit-supporting configurations, not
10174 with_cpu. Remove FIXMEs.
10175 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10176 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10177 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10178 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10179 arch_32 and arch_64.
10181 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10182 Olivier Hainque <hainque@adacore.com>
10184 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10185 Use DECL_SIZE_UNIT to retrieve the size of the field.
10187 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10189 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10190 with function calls after declarations. Lay out
10191 neon_float_type_node before further use.
10193 2008-06-11 Richard Guenther <rguenther@suse.de>
10195 * tree-flow.h (may_point_to_global_var): Declare.
10196 * tree-ssa-alias.c (may_point_to_global_var): New function.
10197 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10199 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10201 * configure.ac: Teach that fido supports .debug_line.
10202 * configure: Regenerate.
10204 2008-06-10 Tom Tromey <tromey@redhat.com>
10206 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10209 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10211 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10212 (encode_decimal64, decode_decimal64, encode_decimal128,
10213 decode_decimal128): Reverse order of 32-bit parts of value if host
10214 and target endianness differ.
10216 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10218 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10219 Avoid division by 0.
10220 (tree_mod_pow2_value_transform): Likewise.
10221 (tree_ic_transform): Likewise.
10222 (tree_stringops_transform): Likewise.
10223 (tree_mod_subtract_transform): Likewise.
10224 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10225 (copy_edges_for_bb): Likewise.
10226 (initialize_cfun): Likewise.
10228 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10230 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10231 nonmemory_operand. Add "N" operand constraint.
10233 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10234 (*jcc_btsi_mask): Ditto.
10235 (*jcc_btsi_mask_1): Ditto.
10237 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10239 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10240 TYPE_CANONICAL for copied element type.
10242 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10245 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10246 Add m_CORE2 and m_GENERIC.
10247 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10248 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10250 (*jcc_btdi_rex64): New instruction and split pattern.
10251 (*jcc_btsi): Ditto.
10252 (*jcc_btsi_1): Ditto.
10253 (*btsq): Fix Intel asm dialect operand order.
10257 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10259 PR middle-end/36447
10260 * simplify-rtx.c (simplify_subreg): Add check for shift count
10263 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10265 * doc/md.texi: Synchronize with later constraints.md change.
10266 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10267 with a C implementation.
10268 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10270 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10271 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10272 when moving to and from MD_REGNUM.
10273 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10274 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10275 Handle byte and halfword moves.
10276 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10278 * config/mips/constraints.md (h): Turn into NO_REGS.
10279 (l, x): Update documentation.
10280 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10281 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10282 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10283 (HILO): New mode iterator.
10285 (any_div): New code iterator.
10286 (u): Extend code attribute to div and udiv.
10287 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10288 d_operand in the splitters. Remove redundant CONST_INT checks.
10289 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10290 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10291 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10292 accordingly, using normal moves instead of unspecs to move LO into
10293 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10294 (<u>mulsidi3): Handle expansion in C code.
10295 (<u>mulsidi3_32bit_internal): Rename to...
10296 (<u>mulsidi3_32bit): ...this.
10297 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10298 (*<u>mulsidi3_64bit): Rename to...
10299 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10300 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10301 to set LO and HI to the multiplication result. Use a normal move
10302 for MFLO and an unspec for MFHI.
10303 (*<u>mulsidi3_64bit_parts): Replace with...
10304 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10305 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10306 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10307 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10308 instead of HI. Split the instruction into a separate multiplication
10309 and MFHI if !TARGET_FIX_R4000.
10310 (<su>muldi3_highpart): Likewise.
10311 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10312 and the "=h" clobber.
10313 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10314 (<u>mulditi3): New expander.
10315 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10316 (madsi): Remove "=h" clobber.
10317 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10318 Force the modulus result to be a GPR and split the instruction into
10319 a division followed by an MFHI after reload.
10320 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10321 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10322 the MIPS16 HIGH define_split.
10323 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10324 of acc<->gpr moves to "multi".
10325 (*movdi_64bit): Replace the single "x" alternative with
10326 alternatives for moving into and out of "a".
10327 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10328 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10329 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10330 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10331 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10332 (movti): New expander.
10333 (*movti, *movti_mips16): New insns.
10334 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10335 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10336 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10337 * config/mips/predicates.md (fpr_operand): Delete.
10338 (d_operand): New predicate.
10340 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10342 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10343 failure on some Bourne shells.
10344 (x86_64-*-*): Ditto.
10346 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10348 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10350 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10352 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10353 (sparc-sun-solaris2*): Likewise.
10355 2008-06-09 Arnaud Charlet <charlet@adacore.com
10357 * doc/install.texi: Update requirements to build the Ada compiler.
10359 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10361 * df-scan.c (struct df_scan_problem_data): Remove the
10362 mw_link_pool alloc pool.
10363 (df_scan_free_internal): Don't free it.
10364 (df_scan_alloc): Don't allocate it.
10365 * df.h (struct df_link): Update comment.
10367 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10369 * except.h: Correct checks for when SJLJ exceptions must be used.
10371 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10373 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10376 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10378 PR tree-optimization/36218
10379 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10380 configure for the build system.
10381 (BUILD_LDFLAGS): Define.
10382 * configure: Regenerate.
10383 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10385 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10388 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10389 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10390 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10392 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10394 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10396 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10398 * config.gcc (Obsolete configurations): Remove list of
10400 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10401 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10402 targets matched by those patterns.
10403 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10404 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10405 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10406 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10407 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10408 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10409 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10410 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10411 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10412 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10413 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10414 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10415 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10416 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10417 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10418 Make code for Solaris 7 and greater unconditional for Solaris.
10419 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10420 Remove --with-* handling.
10421 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10422 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10423 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10424 LINK_OS_WINDISS_SPEC): Remove.
10425 * config/rs6000/sysv4.opt (mwindiss): Remove.
10426 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10427 * configure: Regenerate.
10428 * doc/cpp.texi: Don't mention BeOS.
10429 * doc/extend.texi (interrupt): Don't mention MS1.
10430 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10431 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10432 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10433 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10434 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10436 * doc/invoke.texi (MT Options): Remove.
10437 (-mwindiss): Remove.
10438 (CRIS Options): Remove cris-axis-aout references.
10439 (HPPA Options): Don't mention hppa1.1-*-pro.
10440 * doc/md.texi: (MorphoTech family): Remove.
10441 * libgcc2.c: Don't handle UWIN.
10442 * config/alpha/t-unicosmk: Remove.
10443 * config/alpha/unicosmk.h: Remove.
10444 * config/arm/kaos-arm.h: Remove.
10445 * config/arm/kaos-strongarm.h: Remove.
10446 * config/arm/strongarm-coff.h: Remove.
10447 * config/arm/strongarm-elf.h: Remove.
10448 * config/arm/strongarm-pe.h: Remove.
10449 * config/arm/t-strongarm-pe: Remove.
10450 * config/arm/t-xscale-coff: Remove.
10451 * config/arm/t-xscale-elf: Remove.
10452 * config/arm/xscale-coff.h: Remove.
10453 * config/arm/xscale-elf.h: Remove.
10454 * config/chorus.h: Remove.
10455 * config/cris/aout.h: Remove.
10456 * config/cris/aout.opt: Remove.
10457 * config/cris/t-aout: Remove.
10458 * config/i386/beos-elf.h: Remove.
10459 * config/i386/kaos-i386.h: Remove.
10460 * config/i386/ptx4-i.h: Remove.
10461 * config/i386/sco5.h: Remove.
10462 * config/i386/sco5.opt: Remove.
10463 * config/i386/sysv4-cpp.h: Remove.
10464 * config/i386/sysv5.h: Remove.
10465 * config/i386/t-beos: Remove.
10466 * config/i386/t-sco5: Remove.
10467 * config/i386/t-uwin: Remove.
10468 * config/i386/uwin.asm: Remove.
10469 * config/i386/uwin.h: Remove.
10470 * config/kaos.h: Remove.
10471 * config/mips/windiss.h: Remove.
10472 * config/mt: Remove directory.
10473 * config/pa/pa-osf.h: Remove.
10474 * config/pa/pa-pro-end.h: Remove.
10475 * config/pa/t-pro: Remove.
10476 * config/ptx4.h: Remove.
10477 * config/rs6000/beos.h: Remove.
10478 * config/rs6000/kaos-ppc.h: Remove.
10479 * config/rs6000/t-beos: Remove.
10480 * config/rs6000/windiss.h: Remove.
10481 * config/sh/kaos-sh.h: Remove.
10482 * config/sol2-6.h: Remove.
10483 * config/sparc/sol26-sld.h: Remove.
10484 * config/sparc/sysv4-only.h: Remove.
10485 * config/vax/bsd.h: Remove.
10486 * config/vax/t-memfuncs: Remove.
10487 * config/vax/ultrix.h: Remove.
10488 * config/vax/vaxv.h: Remove.
10489 * config/windiss.h: Remove.
10491 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10493 PR rtl-optimization/36438
10494 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10495 for vector shifts with constant scalar shift operands.
10497 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10499 * doc/invoke.texi: Document -march=xlr.
10500 * config/mips/xlr.md: New file.
10501 * config/mips/mips.md: Include it.
10503 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10504 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10505 (mips_rtx_cost_data): Likewise.
10507 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10509 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10510 PRE_INC and PRE_DEC cases.
10512 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10514 PR rtl-optimization/36419
10515 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10516 the emitting jump insn.
10519 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10520 is not bool, boolify the whole *expr_p and convert to the desired type.
10522 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10524 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10525 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10526 Add omp_private_outer_ref hook, add another argument to
10527 omp_clause_default_ctor hook.
10528 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10529 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10530 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10531 hook_tree_tree_tree_tree_null.
10532 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10533 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10534 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10535 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10536 * tree.def (OMP_TASK): New tree code.
10537 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10538 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10539 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10540 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10541 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10542 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10543 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10544 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10545 (OMP_DIRECTIVE_P): Add OMP_TASK.
10546 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10547 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10548 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10549 and OMP_CLAUSE_UNTIED entries.
10550 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10552 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10553 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10554 * tree-pretty-print.c (dump_omp_clause): Handle
10555 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10556 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10557 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10558 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10559 warning about unsigned iterators. Change decl/init/cond/incr
10560 arguments to TREE_VECs, check arguments for all collapsed loops.
10561 (c_finish_omp_taskwait): New function.
10562 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10564 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10565 default_function_array_conversion on init. Add par_clauses argument.
10566 If decl is present in parallel's lastprivate clause, change it to
10567 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10568 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10569 collapse count in clauses.
10570 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10571 c_parser_omp_for_loop callers.
10572 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10573 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10574 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10575 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10577 (c_parser_omp_clause_schedule): Handle schedule(auto).
10578 Include correct location in the error message.
10579 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10580 and PRAGMA_OMP_CLAUSE_UNTIED.
10581 (OMP_TASK_CLAUSE_MASK): Define.
10582 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10583 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10584 * tree-nested.c (convert_nonlocal_omp_clauses,
10585 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10586 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10587 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10588 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10590 (conver_nonlocal_reference, convert_local_reference,
10591 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10592 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10593 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10594 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10595 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10596 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10597 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10598 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10599 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10601 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10602 * c-common.h (c_finish_omp_taskwait): New prototype.
10603 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10604 * tree-parloops.c (create_parallel_loop): Create 1 entry
10605 vectors for OMP_FOR_{INIT,COND,INCR}.
10606 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10607 (make_edges): Handle OMP_TASK.
10608 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10609 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10610 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10611 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10612 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10613 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10614 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10615 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10616 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10617 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10618 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10619 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10620 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10621 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10622 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10623 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10624 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10625 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10626 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10627 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10628 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10629 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10630 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10631 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10632 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10633 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10634 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10635 original iterator is present in lastprivate clause or if
10636 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10637 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10638 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10639 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10640 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10641 if it is set, lookup var in outer contexts too. Handle
10642 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10643 to be implicitly determined firstprivate for task regions.
10644 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10645 if it is set, lookup var in outer contexts too. Set
10646 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10647 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10648 OMP_CLAUSE_UNTIED. Take region_type as last argument
10649 instead of in_parallel and in_combined_parallel.
10650 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10652 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10653 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10654 (new_omp_context): Set default_kind to
10655 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10656 (omp_region_type): New enum.
10657 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10658 fields, add region_type.
10659 (new_omp_context): Take region_type as argument instead of is_parallel
10660 and is_combined_parallel.
10661 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10662 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10663 ctx->is_combined_parallel checks.
10664 (gimplify_omp_task): New function.
10665 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10667 * omp-low.c (extract_omp_for_data): Use schedule(static)
10668 for schedule(auto). Handle pointer and unsigned iterators.
10669 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10670 Add loops argument. Extract data for collapsed OMP_FOR loops.
10671 (expand_parallel_call): Assert sched_kind isn't auto,
10672 map runtime schedule to index 3.
10673 (struct omp_for_data_loop): New type.
10674 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10675 Add loop, loops, collapse and iter_type fields.
10676 (workshare_safe_to_combine_p): Disallow combined for if
10677 iter_type is unsigned long long. Don't combine collapse > 1 loops
10678 unless all bounds and steps are constant. Adjust extract_omp_for_data
10680 (expand_omp_for_generic): Handle pointer, unsigned and long long
10681 iterators. Handle collapsed OMP_FOR loops. Adjust
10682 for struct omp_for_data changes. If libgomp function doesn't return
10683 boolean_type_node, add comparison of the return value with 0.
10684 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10685 pointer, unsigned and long long iterators. Adjust for struct
10686 omp_for_data changes.
10687 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10688 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10689 unsigned long long. Allocate loops array, pass it to
10690 extract_omp_for_data. For collapse > 1 loops use always
10691 expand_omp_for_generic.
10692 (omp_context): Add sfield_map and srecord_type fields.
10693 (is_task_ctx, lookup_sfield): New functions.
10694 (use_pointer_for_field): Use is_task_ctx helper. Change first
10695 argument's type from const_tree to tree. Clarify comment.
10696 In OMP_TASK disallow copy-in/out sharing.
10697 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10698 (install_var_field): Add mask argument. Populate both record_type
10699 and srecord_type if needed.
10700 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10702 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10703 and DECL_FIELD_OFFSET.
10704 (scan_sharing_clauses): Adjust install_var_field callers. For
10705 firstprivate clauses on explicit tasks allocate the var by value in
10706 record_type unconditionally, rather than by reference.
10707 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10708 Use is_taskreg_ctx instead of is_parallel_ctx.
10709 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10710 (create_omp_child_function_name): Add task_copy argument, use
10711 *_omp_cpyfn* names if it is true.
10712 (create_omp_child_function): Add task_copy argument, if true create
10713 *_omp_cpyfn* helper function.
10714 (scan_omp_parallel): Adjust create_omp_child_function callers.
10715 Rename parallel_nesting_level to taskreg_nesting_level.
10716 (scan_omp_task): New function.
10717 (lower_rec_input_clauses): Don't run constructors for firstprivate
10718 explicit task vars which are initialized by *_omp_cpyfn*.
10719 Pass outer var ref to omp_clause_default_ctor hook if
10720 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10721 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10722 OMP_CLAUSE_REDUCTION_INIT.
10723 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10724 avoid duplicate setting of fields. Handle
10725 OMP_CLAUSE_PRIVATE_OUTER_REF.
10726 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10727 copy-out if TREE_READONLY, only copy-in.
10728 (expand_task_copyfn): New function.
10729 (expand_task_call): New function.
10730 (struct omp_taskcopy_context): New type.
10731 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10733 (lower_omp_parallel): Rename to...
10734 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10735 Call create_task_copyfn if srecord_type is needed. Adjust
10737 (task_shared_vars): New variable.
10738 (check_omp_nesting_restrictions): Warn if work-sharing,
10739 barrier, master or ordered region is closely nested inside OMP_TASK.
10740 Add warnings for barrier if closely nested inside of work-sharing,
10741 ordered, or master region.
10742 (scan_omp_1): Call check_omp_nesting_restrictions even for
10743 GOMP_barrier calls. Rename parallel_nesting_level to
10744 taskreg_nesting_level. Handle OMP_TASK.
10745 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10746 work-sharing construct, continue looking for them on parent parallel
10748 (lower_omp_for_lastprivate): Add lastprivate clauses
10749 to the beginning of dlist rather than end. Adjust for struct
10750 omp_for_data changes.
10751 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10752 not after it. Handle collapsed OMP_FOR loops, adjust for
10753 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10754 (get_ws_args_for): Adjust extract_omp_for_data caller.
10755 (scan_omp_for): Handle collapsed OMP_FOR
10756 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10757 (lower_omp_single_simple): If libgomp function doesn't return
10758 boolean_type_node, add comparison of the return value with 0.
10759 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10760 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10761 (parallel_nesting_level): Rename to...
10762 (taskreg_nesting_level): ... this.
10763 (is_taskreg_ctx): New function.
10764 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10765 of is_parallel_ctx.
10766 (execute_lower_omp): Rename parallel_nesting_level to
10767 taskreg_nesting_level.
10768 (expand_omp_parallel): Rename to...
10769 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10770 Call omp_task_call for OMP_TASK regions.
10771 (expand_omp): Adjust caller, handle OMP_TASK.
10772 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10774 * bitmap.c (bitmap_default_obstack_depth): New variable.
10775 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10776 if argument is NULL and bitmap_default_obstack is already initialized.
10777 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10779 * matrix-reorg.c (matrix_reorg): Likewise.
10781 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10783 * config/i386/i386.md (*indirect_jump): Macroize using P
10784 mode iterator. Remove !TARGET_64BIT from insn constraints.
10785 (*tablejump_1): Ditto.
10786 (*indirect_jump_rex64): Remove insn pattern.
10787 (*tablejump_1_rex64): Ditto.
10788 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10789 and eh_return_si insn patterns.
10791 2008-06-06 Richard Guenther <rguenther@suse.de>
10793 * tree-ssa-structalias.c (merge_smts_into): Remove.
10794 (find_what_p_points_to): Do not bother to compute the
10795 points-to set for pt_anything pointers.
10796 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10797 for pt_anything pointers is ok.
10799 2008-06-06 Jan Hubicka <jh@suse.cz>
10801 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10803 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10805 * cgraph.c: Fix typos in comments.
10806 (cgraph_availability_names): Fix string typo.
10807 * fold-const.c: Fix typos in comments.
10808 (fold_binary): Fix typo in warning.
10809 * genautomata.c: Fix typos in comments.
10810 (check_presence_pattern_sets): Fix typo in local variable.
10811 (output_description): Fix typo in output.
10812 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10813 * hwint.h: Likewise.
10814 * matrix-reorg.c (check_allocation_function): Likewise.
10815 * omega.c (smooth_weird_equations): Likewise.
10816 * auto-inc-dec.c: Fix typos in comments.
10817 * bb-reorder.c: Likewise.
10818 * builtins.c: Likewise.
10819 * c-common.c: Likewise.
10820 * c-cppbuiltin.c: Likewise.
10821 * c-parser.c: Likewise.
10822 * c-pretty-print.c: Likewise.
10823 * cfgcleanup.c: Likewise.
10824 * cfgexpand.c: Likewise.
10825 * cfghooks.c: Likewise.
10826 * cfglayout.c: Likewise.
10827 * cfgloopmanip.c: Likewise.
10828 * cgraphunit.c: Likewise.
10829 * coverage.c: Likewise.
10830 * dbxout.c: Likewise.
10831 * df-byte-scan.c: Likewise.
10832 * df-core.c: Likewise.
10833 * df-problems.c: Likewise.
10834 * df-scan.c: Likewise.
10836 * dominance.c: Likewise.
10837 * domwalk.c: Likewise.
10839 * dwarf2out.c: Likewise.
10840 * emit-rtl.c: Likewise.
10841 * et-forest.c: Likewise.
10842 * function.c: Likewise.
10843 * function.h: Likewise.
10845 * gcov-io.c: Likewise.
10846 * gcov.c: Likewise.
10847 * gcse.c: Likewise.
10848 * genattrtab.c: Likewise.
10849 * ggc-page.c: Likewise.
10850 * gimplify.c: Likewise.
10851 * gthr-lynx.h: Likewise.
10852 * haifa-sched.c: Likewise.
10853 * ipa-cp.c: Likewise.
10854 * ipa-inline.c: Likewise.
10855 * ipa-prop.h: Likewise.
10856 * ipa-pure-const.c: Likewise.
10857 * ipa-struct-reorg.c: Likewise.
10858 * ipa-struct-reorg.h: Likewise.
10859 * ipa-type-escape.c: Likewise.
10861 * loop-doloop.c: Likewise.
10862 * mips-tfile.c: Likewise.
10863 * mkmap-flat.awk: Likewise.
10864 * mkmap-symver.awk: Likewise.
10865 * modulo-sched.c: Likewise.
10866 * omp-low.c: Likewise.
10867 * optabs.c: Likewise.
10868 * optabs.h: Likewise.
10869 * opts.c: Likewise.
10870 * passes.c: Likewise.
10871 * postreload-gcse.c: Likewise.
10872 * postreload.c: Likewise.
10873 * predict.c: Likewise.
10874 * pretty-print.h: Likewise.
10875 * profile.c: Likewise.
10876 * protoize.c: Likewise.
10877 * ra-conflict.c: Likewise.
10878 * real.c: Likewise.
10879 * recog.c: Likewise.
10880 * regclass.c: Likewise.
10881 * regs.h: Likewise.
10882 * reload.c: Likewise.
10883 * rtl-error.c: Likewise.
10884 * rtlanal.c: Likewise.
10885 * scan.h: Likewise.
10886 * sched-rgn.c: Likewise.
10888 * stmt.c: Likewise.
10889 * target.h: Likewise.
10890 * tree-dfa.c: Likewise.
10891 * tree-eh.c: Likewise.
10892 * tree-flow-inline.h: Likewise.
10893 * tree-inline.c: Likewise.
10894 * tree-into-ssa.c: Likewise.
10895 * tree-loop-distribution.c: Likewise.
10896 * tree-nested.c: Likewise.
10897 * tree-parloops.c: Likewise.
10898 * tree-pass.h: Likewise.
10899 * tree-pretty-print.c: Likewise.
10900 * tree-profile.c: Likewise.
10901 * tree-scalar-evolution.c: Likewise.
10902 * tree-sra.c: Likewise.
10903 * tree-ssa-alias-warnings.c: Likewise.
10904 * tree-ssa-ccp.c: Likewise.
10905 * tree-ssa-coalesce.c: Likewise.
10906 * tree-ssa-dom.c: Likewise.
10907 * tree-ssa-dse.c: Likewise.
10908 * tree-ssa-forwprop.c: Likewise.
10909 * tree-ssa-live.c: Likewise.
10910 * tree-ssa-live.h: Likewise.
10911 * tree-ssa-loop-im.c: Likewise.
10912 * tree-ssa-loop-ivopts.c: Likewise.
10913 * tree-ssa-loop-niter.c: Likewise.
10914 * tree-ssa-loop-prefetch.c: Likewise.
10915 * tree-ssa-phiopt.c: Likewise.
10916 * tree-ssa-phiprop.c: Likewise.
10917 * tree-ssa-sccvn.c: Likewise.
10918 * tree-ssa-ter.c: Likewise.
10919 * tree-ssa-threadupdate.c: Likewise.
10920 * tree-ssa.c: Likewise.
10921 * tree-vect-analyze.c: Likewise.
10922 * tree-vect-transform.c: Likewise.
10923 * tree-vectorizer.c: Likewise.
10924 * tree-vn.c: Likewise.
10925 * tree-vrp.c: Likewise.
10926 * tree.c: Likewise.
10927 * tree.def: Likewise.
10928 * tree.h: Likewise.
10929 * unwind-dw2-fde.c: Likewise.
10930 * unwind.inc: Likewise.
10931 * value-prof.c: Likewise.
10932 * vmsdbgout.c: Likewise.
10934 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10936 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10937 always place FP constants in the TOC for TARGET_POWERPC64.
10938 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10940 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10942 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10943 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10944 enable for TARGET_E500_DOUBLE.
10945 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10946 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10947 floating-point modes like integer modes for E500 double.
10948 (rs6000_legitimate_offset_address_p): Likewise.
10949 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10950 addressing for DDmode for E500 double.
10951 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10952 modes as using 64-bits of registers for E500 double.
10953 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10954 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10955 specially for E500 double.
10956 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10957 TDmode for E500 double.
10958 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10959 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10960 (rs6000_split_multireg_move): Do not handle TDmode specially for
10962 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10963 using 64-bit registers for E500 double.
10964 (emit_frame_save): Do not handle DDmode specially for E500 double.
10965 (gen_frame_mem_offset): Likewise.
10966 (rs6000_function_value): Do not call spe_build_register_parallel
10967 for DDmode or TDmode.
10968 (rs6000_libcall_value): Likewise.
10969 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10970 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10973 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10975 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10978 2008-06-04 Junjie Gu <jgu@tensilica.com>
10980 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10981 comparison for frame pointers.
10983 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10986 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10988 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10991 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10992 register is already smaller or equal to required mode.
10994 2008-06-04 Xinliang David Li <davidxl@google.com>
10996 * tree-call-cdce.c: New file.
10997 (cond_dead_built_in_calls): New static variable.
10998 (input_domain): New struct.
10999 (check_pow): New function.
11000 (check_builtin_call): Ditto.
11001 (check_target_format): Ditto.
11002 (is_call_dce_candidate): Ditto.
11003 (gen_one_condition): Ditto.
11004 (gen_conditions_for_domain): Ditto.
11005 (get_domain): Ditto.
11006 (gen_conditions_for_pow_cst_base): Ditto.
11007 (gen_conditions_for_pow_int_base): Ditto.
11008 (gen_conditions_for_pow): Ditto.
11009 (get_no_error_domain): Ditto.
11010 (gen_shrink_wrap_conditions): Ditto.
11011 (shrink_wrap_one_built_in_call): Ditto.
11012 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11013 (tree_call_cdce): Ditto.
11014 (gate_call_cdce): Ditto.
11015 (pass_call_cdce): New gimple pass.
11016 * passes.c: (init_optimization_passes): New pass.
11017 * tree-pass.h: New pass declaration.
11018 * opts.c (decode_options): New flag setting.
11019 * common.opt: Add -ftree-builtin-call-dce flag.
11020 * Makefile.in: Add new source file.
11021 * tempvar.def: New tv_id.
11022 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11024 2008-06-04 Richard Guenther <rguenther@suse.de>
11026 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11027 (is_call_clobbered): Always check var_ann->call_clobbered.
11028 (mark_call_clobbered): Always set var_ann->call_clobbered.
11029 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11030 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11031 (reset_alias_info): Clear call clobbering info on MTAGs and
11033 (set_pt_anything): Set pt_global_mem.
11034 (create_tag_raw): Adjust comment.
11035 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11037 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11038 Maxim Kuvyrkov <maxim@codesourcery.com>
11040 * config/m68k/m68k.opt (mxgot): New option.
11041 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11042 (m68k_output_addr_const_extra): New.
11043 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11044 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11045 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11046 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11048 2008-06-04 Richard Guenther <rguenther@suse.de>
11050 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11051 negative or non-representable offsets.
11053 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11055 * config/i386/i386.c (ix86_gen_leave): New.
11056 (ix86_gen_pop1): Likewise.
11057 (ix86_gen_add3): Likewise.
11058 (ix86_gen_sub3): Likewise.
11059 (ix86_gen_sub3_carry): Likewise.
11060 (ix86_gen_one_cmpl2): Likewise.
11061 (ix86_gen_monitor): Likewise.
11062 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11063 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11064 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11065 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11066 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11067 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11068 (ix86_expand_epilogue): Updated.
11069 (print_operand): Handle integer register operand for 'z'.
11070 (ix86_expand_strlensi_unroll_1): Likewise.
11071 (ix86_expand_strlen): Likewise.
11072 (ix86_expand_builtin): Likewise.
11073 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11074 mov{q}/mov{l} and add{q}/add{l}.
11076 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11078 * config/i386/i386.md (P): New mode iterator.
11079 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11080 using P mode iterator.
11081 (DFmode push_operand splitter): Ditto.
11082 (XFmode push_operand splitter): Ditto.
11083 (DFmode float_extend SFmode push_operand splitter): Ditto.
11084 (XFmode float_extend SFmode push_operand splitter): Do not generate
11085 SImode pushes for 64bit target. Macroize Dimode and SImode
11086 pushes using P mode iterator.
11087 (XFmode float_extend DFmode push_operand splitter): Ditto.
11089 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11091 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11092 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11093 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11094 return type to int.
11095 (ix86_call_abi_override): Remove check for call_used_regs.
11097 2008-06-03 Richard Guenther <rguenther@suse.de>
11099 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11100 for the lhs of calls if the return type contains pointers.
11102 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11104 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11105 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11106 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11107 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11108 of cfun and DEFAULT_ABI to deceide abi mode.
11109 (DEFAULT_ABI): New.
11110 (REG_PARM_STACK_SPACE): Removed.
11111 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11112 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11113 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11114 (ix86_function_abi): Likewise.
11115 (ix86_function_type_abi): Likewise.
11116 (ix86_call_abi_override): Likewise.
11117 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11118 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11119 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11120 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11122 (X86_64_REGPARM_MAX): New.
11123 (X86_64_SSE_REGPARM_MAX): New.
11124 (X64_REGPARM_MAX): New.
11125 (X64_SSE_REGPARM_MAX): New.
11126 (X86_32_REGPARM_MAX): New.
11127 (X86_32_SSE_REGPARM_MAX): New.
11128 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11129 (ix86_function_regparm): Handle user calling abi.
11130 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11131 by DEFAULT_ABI versus SYSV_ABI check.
11132 (ix86_reg_parm_stack_space): New.
11133 (ix86_function_type_abi): New.
11134 (ix86_call_abi_override): New.
11135 (ix86_function_abi): New.
11136 (ix86_cfun_abi): New.
11137 (init_cumulative_args): Call abi specific initialization.
11138 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11139 (function_arg_64): Extend SSE_REGPARM_MAX check.
11140 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11141 (ix86_pass_by_reference): Likewise.
11142 (ix86_function_value_regno_p): Likewise.
11143 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11144 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11145 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11146 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11147 (setup_incoming_varargs_64): Adjust regparm for call abi.
11148 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11149 (ix86_va_start): Likewise.
11150 (ix86_gimplify_va_arg): Likewise.
11151 (ix86_expand_prologue): Likewise.
11152 (output_pic_addr_const): Likewise.
11153 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11154 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11155 (x86_output_mi_thunk): Likewise.
11156 (x86_function_profiler): Likewise.
11157 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11158 (SYSV_ABI, MS_ABI): New constants.
11159 (DEFAULT_ABI): New.
11160 (init_regs): Add prototype of function in regclass.c file.
11161 (OVERRIDE_ABI_FORMAT): New.
11162 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11163 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11164 (OUTGOING_REG_PARM_STACK_SPACE): New.
11165 (ix86_reg_parm_stack_space): New prototype.
11166 (CUMULATIVE_ARGS): Add call_abi member.
11167 (machine_function): Add call_abi member.
11168 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11169 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11171 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11174 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11175 (avr_builtin_setjmp_frame_value): New function.
11176 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11177 (nonlocal_goto): Define.
11179 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11181 * config/mips/mips.c (mips_emit_loadgp): Return early if
11182 there is nothing do to, otherwise emit a blockage if
11183 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11184 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11186 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11188 * configure.ac: Drop unneeded backslash ending up in config.in.
11189 * acinclude.m4: Likewise.
11190 * config.in: Regenerate.
11192 2008-05-26 Jan Hubicka <jh@suse.cz>
11194 * predict.c (maybe_hot_frequency_p): Break out of...
11195 (maybe_hot_bb_p): ... here.
11196 (maybe_hot_edge_p): New.
11197 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11198 * basic-block.h (maybe_hot_edge_p): Declare.
11200 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11202 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11203 (*cmpfp_<mode>_cc): Ditto.
11204 (*fp_jcc_8<mode>_387): Ditto.
11205 (*fop_<MODEF:mode>_2_i387): Ditto.
11206 (*fop_<MODEF:mode>_3_i387): Ditto.
11207 (*fop_xf_2_i387): Ditto.
11208 (*fop_xf_3_i387): Ditto.
11210 2008-06-02 Tomas Bily <tbily@suse.cz>
11212 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11214 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11216 * config/mips/mips.c (mips_valid_offset_p): New function.
11217 (mips_valid_lo_sum_p): Likewise.
11218 (mips_classify_address): Use them.
11219 (mips_force_address): New function.
11220 (mips_legitimize_address): Use it.
11221 * config/mips/mips.md (MOVE128): New mode iterator.
11222 (movtf): Require TARGET_64BIT. Remove empty strings.
11223 (*movtf_internal): Rename to...
11224 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11225 of "R" and use {,fp}{load,store} attributes instead of "multi".
11226 Use a separate define_split.
11227 (*movtf_mips16): New pattern.
11229 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11231 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11232 * config/mips/mips.c (mips_expand_before_return): New function.
11233 (mips_expand_epilogue): Call it.
11234 * config/mips/mips.md (return): Turn into a define_expand.
11235 (*return): New insn.
11237 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11239 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11240 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11241 functions. Do not emit uses and clobbers of CONCATs; individually
11242 use and clobber their operands.
11243 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11244 gen_clobber, emit_use and gen_use.
11245 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11246 (expand_builtin_return): Likewise.
11247 * cfgbuild.c (count_basic_blocks): Likewise.
11248 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11249 * explow.c (emit_stack_restore): Likewise.
11250 * expmed.c (extract_bit_field_1): Likewise.
11251 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11252 (emit_move_multi_word, store_constructor): Likewise.
11253 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11254 (thread_prologue_and_epilogue_insns): Likewise.
11255 * lower-subreg.c (resolve_simple_move): Likewise.
11256 * optabs.c (widen_operand, expand_binop): Likewise.
11257 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11258 * reload.c (find_reloads): Likewise.
11259 * reload1.c (eliminate_regs_in_insn): Likewise.
11260 * stmt.c (expand_nl_goto_receiver): Likewise.
11261 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11262 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11263 * config/arm/arm.c (arm_load_pic_register): Likewise.
11264 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11265 * config/arm/arm.md (untyped_return): Likewise.
11266 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11267 * config/avr/avr.c (expand_prologue): Likewise.
11268 * config/bfin/bfin.c (do_unlink): Likewise.
11269 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11270 * config/cris/cris.c (cris_expand_prologue): Likewise.
11271 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11272 (machopic_legitimize_pic_address): Likewise.
11273 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11274 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11275 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11276 (ix86_expand_convert_uns_didf_sse): Likewise.
11277 (ix86_expand_vector_init_general): Likewise.
11278 * config/ia64/ia64.md (eh_epilogue): Likewise.
11279 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11280 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11281 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11282 (config/iq2000/iq2000.c): Likewise.
11283 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11284 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11285 (builtin_longjmp): Likewise.
11286 * config/mn10300/mn10300.md (call, call_value): Likewise.
11287 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11288 * config/pdp11/pdp11.md (abshi2): Likewise.
11289 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11290 * config/s390/s390.c (s390_emit_prologue): Likewise.
11291 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11292 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11293 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11294 * config/sh/sh.c (prepare_move_operands): Likewise.
11295 (output_stack_adjust, sh_expand_epilogue): Likewise.
11296 (sh_set_return_address, sh_expand_t_scc): Likewise.
11297 * config/sparc/sparc.c (load_pic_register): Likewise.
11298 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11299 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11300 * config/v850/v850.c (expand_epilogue): Likewise.
11302 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11304 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11305 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11306 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11307 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11308 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11309 stack pointer register.
11310 (output_movhi): Remove code for interrupt specific writing to the
11311 stack pointer register.
11313 2008-05-31 Richard Guenther <rguenther@suse.de>
11315 PR tree-optimization/34244
11316 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11317 (tree_expr_nonzero_warnv_p): Likewise.
11318 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11319 ssa_name_nonnegative_p.
11320 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11321 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11322 not tree_expr_nonzero_warnv_p.
11324 PR tree-optimization/36262
11326 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11328 PR tree-optimization/34244
11329 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11330 (record_numbers_of_iterations): New function.
11331 (execute_vrp): Cache the numbers of iterations of loops.
11332 * tree-scalar-evolution.c (scev_reset_except_niters):
11334 (scev_reset): Use scev_reset_except_niters.
11335 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11337 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11339 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11340 __WORKAROUND_RETS when appropriate.
11342 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11344 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11345 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11347 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11348 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11349 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11350 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11351 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11352 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11353 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11354 *fop_df_1_sse insn patterns using MODEF mode iterator.
11355 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11356 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11357 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11358 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11359 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11360 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11361 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11362 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11363 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11364 (*fop_xf_5_i387): Ditto.
11365 (*fop_xf_6_i387): Ditto.
11367 2008-05-30 Richard Guenther <rguenther@suse.de>
11369 * builtins.c (build_string_literal): Avoid generating
11370 a non-gimple_val result.
11372 2008-05-30 DJ Delorie <dj@redhat.com>
11374 * exec-tool.in: Use an environment variable (private) instead of a
11375 file (shared) as a semaphore, so as to not break parallel builds.
11377 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11379 * optabs.c (maybe_encapsulate_block): Remove.
11380 (emit_libcall_block): Adjust accordingly.
11381 * optabs.h (maybe_encapsulate_block): Remove prototype.
11383 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11384 Don't use maybe_encapsulate_block.
11386 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11388 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11389 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11390 rtx is a SYMBOL_REF before calling get_pool_constant.
11392 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11394 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11396 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11398 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11399 rather than OS names to choose INO_T_EQ definition.
11400 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11401 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11403 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11406 * config/darwin-f.c: New.
11407 * config/t-darwin: Added rule to build darwin-f.o.
11408 * config.gcc: Defined new variable, fortran_target_objs.
11409 (*-*-darwin*): Set fortran_target_objs.
11410 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11411 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11412 * configure: Regenerated.
11414 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11417 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11418 canonical type if needed.
11420 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11422 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11424 2008-05-29 Richard Guenther <rguenther@suse.de>
11426 PR tree-optimization/36343
11427 PR tree-optimization/36346
11428 PR tree-optimization/36347
11429 * tree-flow.h (clobber_what_p_points_to): Declare.
11430 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11431 pointed-to variable is dereferenced is irrelevant to whether
11432 the pointer can access the pointed-to variable.
11433 (clobber_what_p_points_to): New function.
11434 * tree-ssa-alias.c (set_initial_properties): Use it.
11435 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11436 call clobber check for NMTs.
11438 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11440 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11441 for printing gcov_type.
11443 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11445 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11446 and the eh region information.
11447 * value-prof.c (gimple_move_stmt_histograms): New function.
11448 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11450 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11452 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11454 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11456 * value-prof.c (tree_ic_transform): Print counts.
11457 * tree-profile.c (tree_gen_ic_func_profiler):
11458 Clear __gcov_indreict_call_callee variable to avoid misattribution
11461 2008-05-28 Rafael Espindola <espindola@google.com>
11463 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11466 2008-05-28 Richard Guenther <rguenther@suse.de>
11468 PR tree-optimization/36339
11469 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11470 and clobbering code out of the loop.
11472 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11474 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11477 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11478 s390_contiguous_bitmask_p, s390_symref_operand_p,
11479 s390_check_symref_alignment, s390_reload_larl_operand,
11480 s390_reload_symref_address): New functions.
11481 (s390_branch_condition_mnemonic): Support compare and branch
11483 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11484 and 'W' constraints.
11485 (s390_secondary_reload): Add secondary reloads for unaligned
11486 symbol refs or symbol refs to floating point or QI/TI mode
11488 (legitimate_address_p): Accept symbol references as addresses.
11489 (s390_expand_insv): Use rotate and insert selected bits
11490 instruction for insv when building for z10.
11491 (print_operand_address): Handle symbol ref addresses.
11492 (print_operand): Output modifier 'c' added for signed byte values.
11493 (s390_encode_section_info): Mark symbol refs with
11494 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11496 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11497 (length attribute): RRF, RRR have 4 byte length.
11498 (FPALL, INTALL): New mode iterators added.
11499 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11500 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11501 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11502 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11503 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11504 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11505 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11506 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11508 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11509 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11510 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11511 reload<INTALL:mode><P:mode>_toreg_z10,
11512 reload<FPALL:mode><P:mode>_tomem_z10,
11513 reload<FPALL:mode><P:mode>_toreg_z10,
11514 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11515 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11516 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11517 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11519 (movmem, clrmem, cmpmem): New splitters added.
11521 * config/s390/predicates.md (larl_operand): Use
11522 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11523 SYMBOL_REF_ALIGN1_P.
11524 (s390_signed_integer_comparison,
11525 s390_unsigned_integer_comparison): New predicates.
11527 * config/s390/s390-protos.h (s390_check_symref_alignment,
11528 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11529 s390_reload_symref_address,
11530 s390_compare_and_branch_condition_mask): Prototypes added.
11532 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11533 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11534 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11536 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11538 * config/s390/s390.c (z10_cost): New cost function for z10.
11539 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11540 (s390_issue_rate): Adjust issue rate for z10.
11541 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11542 (processor_flags): Add PF_Z10.
11543 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11544 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11545 * gcc/config.gcc: Add z10.
11547 2008-05-28 Richard Guenther <rguenther@suse.de>
11549 PR tree-optimization/36291
11550 * tree-flow. h (struct gimple_df): Remove var_anns member.
11551 * tree-flow-inline.h (gimple_var_anns): Remove.
11552 (var_ann): Simplify.
11553 * tree-dfa.c (create_var_ann): Simplify.
11554 (remove_referenced_var): Clear alias info from var_anns of globals.
11555 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11556 (delete_tree_ssa): Clear alias info from var_anns of globals.
11557 Do not free var_anns.
11558 (var_ann_eq): Remove.
11559 (var_ann_hash): Likewise.
11561 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11563 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11564 and loongson2f entries.
11565 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11566 * config/mips/mips.h (processor_type): Add Loongson-2E
11567 and Loongson-2F entries.
11568 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11569 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11570 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11571 * doc/invoke.texi (MIPS Options): Document loongson2e
11572 and loongson2f processor names.
11574 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11578 * config/i386/i386.c (ix86_function_arg_boundary): Use
11579 alignment of canonical type.
11580 (ix86_expand_vector_move): Check unaligned memory access for
11583 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11585 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11586 Moved to the front of file.
11588 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11589 H.J. Lu <hongjiu.lu@intel.com>
11591 * dwarf2out.c (current_fde): New.
11593 (lookup_cfa:): Likewise.
11594 (dwarf2out_end_epilogue): Likewise.
11595 (dwarf2out_note_section_used): Likewise.
11597 2008-05-27 Michael Matz <matz@suse.de>
11600 * c.opt (Wenum-compare): New warning option.
11601 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11603 2008-05-27 Michael Matz <matz@suse.de>
11605 PR middle-end/36326
11606 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11608 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11609 into memory as tail calls.
11611 2008-05-27 Richard Guenther <rguenther@suse.de>
11613 PR tree-optimization/36339
11614 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11615 pointers cause all addressable variables to be call clobbered.
11617 2008-05-27 Richard Guenther <rguenther@suse.de>
11619 PR tree-optimization/36245
11620 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11622 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11624 * config/s390/s390.md: Replace all occurences of the 'm'
11625 constraint with 'RT'.
11627 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11629 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11631 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11633 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11634 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11635 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11637 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11639 * reload.c: (find_reloads): Skip alternatives according to the
11640 "enabled" attribute. Constify the constraint variable.
11641 * recog.c (get_attr_enabled): Add default implementation.
11642 (extract_insn): Set the alternative_enabled_p array
11643 in the recog_data struct.
11644 (preprocess_constraints, constrain_operands): Skip
11645 alternatives according to the "enabled" attribute
11646 * recog.h (struct recog_data): New field alternative_enabled_p.
11647 (skip_alternative): New inline function.
11648 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11649 (record_reg_classes): Skip alternative according to the
11650 "enabled" attribute.
11652 * doc/md.texi: Add documention for the "enabled" attribute.
11654 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11656 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11657 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11658 constraint with TARGET_MEM_CONSTRAINT.
11659 * recog.c (asm_operand_ok, preprocess_constraints,
11660 constrain_operands): Likewise.
11661 * regclass.c (record_reg_classes): Likewise.
11662 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11663 * reload1.c (maybe_fix_stack_asms): Likewise.
11664 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11665 * recog.h: Adjust comment.
11666 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11667 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11668 * doc/md.texi: Add a note to description of 'm' constraint.
11669 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11671 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11673 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11674 that the bitfield is of integral type before testing its precision.
11676 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11677 Sa Liu <saliu@de.ibm.com>
11679 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11680 __modti3, __udivti3, __umodti3 and __udivmodti4.
11681 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11682 that implement TImode mul and div functions.
11683 * config/spu/multi3.c: New. Implement __multi3.
11684 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11685 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11688 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11690 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11691 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11692 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11693 tls_sysv_suffix): New mode and mode attribute iterators.
11694 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11695 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11696 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11697 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11698 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11701 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11703 PR tree-optimization/36329
11704 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11705 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11706 * cgraphbuild.c (initialize_inline_failed): Use the latter
11707 macro in lieu of the former.
11708 * ipa-inline.c (cgraph_mark_inline): Likewise.
11709 (cgraph_decide_inlining_of_small_function): Likewise.
11710 (cgraph_decide_inlining): Likewise.
11711 (cgraph_decide_inlining_incrementally): Likewise.
11713 2008-05-26 Tristan Gingold <gingold@adacore.com>
11714 Anatoly Sokolov <aesok@post.ru>
11716 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11717 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11718 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11719 optimization for 'avr6' architecture.
11721 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11724 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11726 2008-05-26 Richard Guenther <rguenther@suse.de>
11728 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11729 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11731 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11733 PR middle-end/36253
11734 * caller-save.c (insert_restore): Verify alignment of spill space.
11735 (insert_save): Likewise.
11736 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11737 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11738 (STACK_SLOT_ALIGNMENT): Likewise.
11739 * function.c (LOCAL_ALIGNMENT): Removed.
11740 (get_stack_local_alignment): New.
11741 (assign_stack_local): Use it. Set alignment on stack slot.
11742 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11743 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11744 (STACK_SLOT_ALIGNMENT): New.
11745 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11746 stack slot in XFmode.
11748 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11750 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11753 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11754 argument operand in rax isn't removed.
11756 2008-05-26 Richard Guenther <rguenther@suse.de>
11758 PR middle-end/36300
11759 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11760 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11762 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11765 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11767 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11769 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11770 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11772 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11774 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11775 build a trampoline if we don't want one.
11776 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11777 return zero for nested functions if we don't want a trampoline.
11779 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11781 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11783 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11786 * c.opt: Removed undocumented option '-lang-fortran'.
11787 * c-common.h: Removed global variable 'lang_fortran'.
11788 * c-opts.c (c_common_handle_option): Removed code to handle
11789 option '-lang-fortran'. Updated includes.
11790 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11791 definition of '__GFORTRAN__'.
11792 (define__GNUC__): Reimplemented to use BASEVER and
11793 cpp_define_formatted.
11794 (builtin_define_with_value_n): Removed.
11795 * c-incpath.h: Renamed to ...
11796 * incpath.h: ... this.
11797 * c-incpath.c: Renamed to ...
11798 * incpath.c: ... this. Updated includes.
11799 * fix-header.c: Updated includes.
11800 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11801 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11802 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11804 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11806 * tree.h: Update the table of flags used on tree nodes.
11807 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11808 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11809 (FORCED_LABEL): Add access check.
11810 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11811 (ASM_INPUT_P): Likewise.
11812 (ASM_VOLATILE_P): Likewise.
11813 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11814 (OMP_SECTION_LAST): Access private_flag directly.
11815 (OMP_RETURN_NOWAIT): Likewise.
11816 (OMP_PARALLEL_COMBINED): Likewise.
11817 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11818 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11819 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11820 deprecated_flag directly.
11822 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11824 * final.c (frame_pointer_needed): Removed.
11825 * flags.h (frame_pointer_needed): Likewise.
11827 * function.h (rtl_data): Add frame_pointer_needed.
11828 (frame_pointer_needed): New.
11830 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11832 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11834 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11836 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11839 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11841 * c-common.c (strip_array_types): Move function to..
11843 (get_inner_array_type): Delete.
11844 * c-common.h (strip_array_types): Move declaration to..
11846 (get_inner_array_type): Delete.
11847 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11848 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11849 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11850 * config/pa/pa.c (emit_move_sequence): Likewise.
11852 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11854 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11857 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11859 * function.c: Include target hook for nonlocal_goto frame value.
11861 2008-05-24 Richard Guenther <rguenther@suse.de>
11863 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11864 variable can be only accessed through a pointer or a union.
11866 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11868 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11869 * doc/extend.texi: Likewise.
11871 2008-05-23 DJ Delorie <dj@redhat.com>
11873 * config/m32c/jump.md (untyped_call): Add.
11875 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11876 for A24 to PSImode.
11877 (m32c_address_cost): Detail costs for indirect offsets.
11879 2008-05-23 Rafael Espindola <espindola@google.com>
11881 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11882 if a node is a SUBREG.
11883 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11886 2008-05-23 Paul Brook <paul@codesourcery.com>
11887 Carlos O'Donell <carlos@codesourcery.com>
11889 * doc/extend.texi: Clarify use of __attribute__((naked)).
11890 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11891 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11892 * function.c (use_register_for_decl): Use
11893 targetm.calls.allocate_stack_slots_for_args.
11894 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11895 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11896 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11898 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11900 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11902 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11904 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11905 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11906 is only rounded once.
11908 2008-05-23 Richard Guenther <rguenther@suse.de>
11910 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11912 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11913 Jakub Jelinek <jakub@redhat.com>
11916 * configure.ac: Handle --enable-cld.
11917 * configure: Regenerated.
11918 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11919 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11920 (ix86_current_function_needs_cld): New define.
11921 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11922 (cld): New isns pattern.
11923 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11924 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11925 * config/i386/i386.opt (mcld): New option.
11926 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11927 TARGET_CLD and ix86_current_function_needs_cld.
11928 (override_options): Use -mcld by default for 32-bit code if
11931 * doc/install.texi (Options specification): Document --enable-cld.
11932 * doc/invoke.texi (Machine Dependent Options)
11933 [i386 and x86-64 Options]: Add -mcld option.
11934 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11936 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11937 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11938 (return_in_memory_64): Likewise.
11939 (return_in_memory_ms_64): Likewise.
11941 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11943 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11944 * builtins.c (fold_builtin_fpclassify): New.
11945 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11946 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11947 * c-common.c (handle_type_generic_attribute): Adjust to accept
11948 fixed arguments before an elipsis.
11949 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11950 * doc/extend.texi: Document __builtin_fpclassify.
11952 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11954 * omp-low.c (gate_expand_omp_ssa): Remove.
11955 (pass_expand_omp_ssa): Remove.
11956 (gate_expand_omp): Do not check for flag_openmp_ssa.
11957 * common.opt (-fopenmp-ssa): Remove.
11958 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11960 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11962 * config/sh/sh.opt (mfixed-range): New option.
11963 * config/sh/sh-protos.h (sh_fix_range): Declare.
11964 * config/sh/sh.c (sh_fix_range): New function.
11965 * config/sh/sh.h (sh_fixed_range_str): Declare.
11966 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11968 * doc/invoke.texi (SH Options): Document -mfixed-range.
11970 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11972 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11973 it before the redeclaration.
11975 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11977 * config/avr/avr.c (get_sequence_length): Add new function.
11978 (expand_prologue, expand_epilogue): Remove duplicate code.
11980 2008-05-22 Rafael Espindola <espindola@google.com>
11982 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11985 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11987 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11988 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11990 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11991 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11992 (vect_update_misalignment_for_peel): Likewise.
11993 (vector_alignment_reachable_p): Likewise.
11994 * tree-vect-transform.c (vectorizable_load): Likewise.
11995 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11996 (get_vectype_for_scalar_type): Pass mode of scalar_type
11997 to UNITS_PER_SIMD_WORD.
11999 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12000 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12001 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12002 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12003 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12005 2008-05-22 Ira Rosen <irar@il.ibm.com>
12007 PR tree-optimization/36293
12008 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12009 if the first load must be skipped because of a gap.
12011 2008-05-22 Richard Guenther <rguenther@suse.de>
12013 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12014 more cases of offset disambiguation that is possible if
12015 strict-aliasing rules apply.
12016 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12017 for basic offset and type-based disambiguation.
12019 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12021 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12022 ix86_expand_vector_set on V16QImode for SSE4.1.
12024 2008-05-21 Tom Tromey <tromey@redhat.com>
12026 * c.opt (Wimport): Mark as undocumented.
12027 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12029 (Warning Options): Likewise.
12030 * doc/cppopts.texi: Don't mention -Wimport.
12032 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12034 PR tree-optimization/36287
12035 PR tree-optimization/36286
12036 * lambda-code.c (build_access_matrix): Do not use the loop->num
12037 for computing the number of induction variables: use the loop depth
12040 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12043 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12044 option -f(no-)leading-underscore.
12046 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12048 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12049 GET_MODE_NUNITS (mode).
12051 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12053 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12054 (-mmulhw): Add 464 to description.
12055 (-mdlmzb): Likewise.
12056 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12057 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12059 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12060 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12061 * config/rs6000/rs6000.md: Update comments for 464.
12063 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12065 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12067 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12069 * config/i386/sse.md (vec_extractv4sf): Removed.
12070 (vec_extractv2df): Likewise.
12071 (vec_extractv2di): Likewise.
12072 (vec_extractv4si): Likewise.
12073 (vec_extractv8hi): Likewise.
12074 (vec_extractv16qi): Likewise.
12075 (vec_extract<mode>): New.
12077 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12079 * config/i386/sse.md (vec_setv4sf): Removed.
12080 (vec_setv2df): Likewise.
12081 (vec_setv2di): Likewise.
12082 (vec_setv4si): Likewise.
12083 (vec_setv8hi): Likewise.
12084 (vec_setv16qi): Likewise.
12085 (vec_set<mode>): New.
12087 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12089 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12090 goto for vec_concat and vec_interleave.
12092 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12094 * config/i386/sse.md (vec_initv4sf): Removed.
12095 (vec_initv2df): Likewise.
12096 (vec_initv2di): Likewise.
12097 (vec_initv4si): Likewise.
12098 (vec_initv8hi): Likewise.
12099 (vec_initv16qi): Likewise.
12100 (vec_init<mode>): New.
12102 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12104 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12106 2008-05-21 Tom Tromey <tromey@redhat.com>
12108 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12109 (zone_find_object_offset): Likewise.
12110 (gt_ggc_m_S): Likewise.
12111 (highest_bit): Likewise.
12112 * ggc-page.c (gt_ggc_m_S): New function.
12113 * stringpool.c (string_stack): Remove.
12114 (init_stringpool): Update.
12115 (ggc_alloc_string): Use ggc_alloc.
12116 (maybe_delete_ident): New function.
12117 (ggc_purge_stringpool): Likewise.
12118 (gt_ggc_m_S): Remove.
12119 * ggc-common.c (ggc_protect_identifiers): New global.
12120 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12121 ggc_protect_identifiers.
12122 * ggc.h (ggc_protect_identifiers): Declare.
12123 (gt_ggc_m_S): Update.
12124 (ggc_purge_stringpool): Declare.
12125 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12126 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12128 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12130 2008-05-21 David S. Miller <davem@davemloft.net>
12132 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12135 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12137 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12140 2008-05-20 David Daney <ddaney@avtrex.com>
12142 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12143 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12144 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12145 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12146 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12147 (atomic_hiqi_op): New define_code_iterator.
12148 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12149 mips_expand_compare_and_swap_12.
12150 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12151 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12152 (sync_<optab><mode>, sync_old_<optab><mode>,
12153 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12154 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12155 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12156 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12157 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12158 (test_and_set_12): New insn.
12159 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12160 sync_new_<optab><mode>, sync_old_nand<mode>,
12161 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12162 clobber to operand 0 for SI and DI mode insns.
12163 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12164 mips_gen_fn_4): New typedefs.
12165 (mips_gen_fn_ptrs): Define new union type.
12166 (mips_expand_compare_and_swap_12): Remove declaration.
12167 (mips_expand_atomic_qihi): Declare function.
12168 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12169 (mips_expand_atomic_qihi): ... this. Use new generator function
12171 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12172 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12173 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12174 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12175 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12176 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12177 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12178 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12179 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12180 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12183 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12185 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12188 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12190 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12191 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12192 (avr_attribute_table): Add 'OS_main' function attribute.
12193 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12194 functions with 'OS_main' attribute.
12196 2008-05-20 Richard Guenther <rguenther@suse.de>
12198 PR tree-optimization/35204
12199 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12200 helper, split out from ...
12201 (DFS): ... here. Make the DFS walk non-recursive.
12203 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12204 Jan Sjodin <jan.sjodin@amd.com>
12206 PR tree-optimization/36181
12207 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12208 (parallelize_loops): Don't parallelize when the loop has vector
12211 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12212 Sebastian Pop <sebastian.pop@amd.com>
12214 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12215 matrix, and never look at the tree representation of the memory
12217 (linear_transform_loops): Computes parameters and access matrices.
12218 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12220 (access_matrix_get_index_for_parameter): New.
12221 * tree-data-ref.h (struct access_matrix): New.
12222 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12223 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12224 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12225 am_vector_index_for_loop): New.
12226 (struct data_reference): Add field access_matrix.
12227 (DR_ACCESS_MATRIX): New.
12228 (compute_data_dependences_for_loop): Update declaration.
12229 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12230 * lambda.h (lambda_vector_vec_p): Declared.
12231 * lambda-code.c: Depend on pointer-set.h.
12232 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12233 av_for_af_base, av_for_af, build_access_matrix,
12234 lambda_compute_access_matrices): New.
12235 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12237 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12239 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12240 $SOURCEDIR/include.
12242 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12243 Sebastian Pop <sebastian.pop@amd.com>
12245 PR tree-optimization/36206
12246 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12248 (instantiate_scev_1): Rename flags to fold_conversions.
12249 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12250 outeside instantiation_loop.
12251 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12252 (evolution_function_is_affine_or_constant_p): Removed.
12253 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12255 (analyze_siv_subscript): Pass in the loop nest number.
12256 Call evolution_function_is_affine_in_loop instead of
12257 evolution_function_is_affine_p.
12258 (analyze_overlapping_iterations): Pass in the loop nest number.
12260 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12261 Sebastian Pop <sebastian.pop@amd.com>
12263 PR tree-optimization/36206
12264 * tree-chrec.h (chrec_fold_op): New.
12265 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12268 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12270 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12272 (remove_duplicates): Do not set inode on non-inode systems.
12275 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12277 * config.gcc (tm_file): Update comments about relative pathnames.
12279 2008-05-20 Richard Guenther <rguenther@suse.de>
12281 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12282 * tree-ssa-sccvn.c (process_scc): Likewise.
12283 * tree-ssa-sink.c (execute_sink_code): Likewise.
12284 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12285 * tree-vrp.c (process_assert_insertions): Likewise.
12286 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12287 (perform_tree_ssa_dce): Likewise.
12288 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12289 (dump_dominator_optimization_stats): Likewise.
12290 * tree-vectorizer.c (vectorize_loops): Likewise.
12292 2008-05-20 Richard Guenther <rguenther@suse.de>
12294 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12296 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12298 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12299 (ix86_i386elf_return_in_memory): Likewise.
12300 (ix86_i386interix_return_in_memory): Likewise.
12301 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12302 (SUBTARGET_RETURN_IN_MEMORY): New.
12303 * config/i386/i386elf.h: Likewise.
12304 * config/i386/ptx4-i.h: Likewise.
12305 * config/i386/sol2-10.h: Likewise.
12306 * config/i386/sysv4.h: Likewise.
12307 * config/i386/vx-common.h: Likewise.
12308 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12309 * config/i386/i386.c (ix86_return_in_memory): Made static and
12310 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12311 (ix86_i386elf_return_in_memory): Removed.
12312 (ix86_i386interix_return_in_memory): Removed.
12313 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12314 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12316 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12318 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12320 2008-05-19 Xinliang David Li <davidxl@google.com>
12322 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12324 * common.opt: Ditto.
12325 * doc/invoke.texi: Ditto.
12327 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12329 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12330 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12332 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12334 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12335 sizes of operand array from 8/4 to 4/2.
12336 (ix86_expand_vector_init_general): Change size of operand array
12337 from 32 to 16. Remove op0, op1 and half_mode.
12339 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12341 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12342 (ix86_expand_vector_init_interleave): Likewise.
12343 (ix86_expand_vector_init_general): Use them. Assert
12344 word_mode == SImode when n_words == 4.
12346 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12348 * config/i386/i386.c (ix86_secondary_reload): New static function.
12349 (TARGET_SECONDARY_RELOAD): New define.
12350 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12351 * config/i386/i386.md (reload_outqi): Remove.
12353 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12355 PR middle-end/35509
12356 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12357 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12358 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12359 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12360 (fold_builtin_1): Likewise.
12361 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12362 c-common.c (check_builtin_function_arguments): Handle
12363 BUILT_IN_ISINF_SIGN.
12364 * doc/extend.texi: Document __builtin_isinf_sign.
12365 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12367 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12369 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12370 EH cleanup at the end of the pass, search for those that have been
12371 turned into forwarder blocks and do the cleanup on their successor.
12373 2008-05-18 Richard Guenther <rguenther@suse.de>
12375 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12376 pointers to sizetype and vice versa.
12378 2008-05-18 Xinliang David Li <davidxl@google.com>
12380 * gcc/tree-ssa-dce.c: Coding style fix.
12381 (check_pow): Documentation comment.
12382 (check_log): Documenation comment. Coding style fix.
12383 (is_unnecessary_except_errno_call): Ditto.
12384 (gen_conditions_for_pow): Ditto.
12385 (gen_conditions_for_log): Ditto.
12386 (gen_shrink_wrap_conditions): Ditto.
12387 (shrink_wrap_one_built_in_calls): Ditto.
12388 * gcc/doc/invoke.texi: Better documentation string.
12389 * ChangeLog: Fix wrong change log entries from
12390 May 17 checkin on function call DCE.
12392 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12394 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12396 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12398 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12399 * df-problems.c (simulation routines): Fixed block comment to
12400 properly say how to add forwards scanning functions.
12402 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12404 * tree-inline.c (setup_one_parameter): Remove dead code.
12406 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12408 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12409 a BIT_AND_EXPR only for an INTEGER_TYPE.
12411 2008-05-17 Xinliang David Li <davidxl@google.com>
12413 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12414 (check_pow, check_log, is_unnecessary_except_errno_call): New
12415 functions to check for eliminating math functions that are pure
12416 except for setting errno.
12417 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12418 general condition expressions for shrink-wrapping pow/log calls.
12419 (gen_shrink_wrap_conditions): Ditto.
12420 (shrink_wrap_one_built_in_call): Ditto.
12421 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12422 (mark_operand_necessary): If debugging, output if OP is necessary.
12423 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12425 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12427 * gcc/common.opt: New user flag -ftree-builtin-dce.
12428 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12430 2008-05-16 David S. Miller <davem@davemloft.net>
12432 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12433 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12435 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12438 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12440 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12442 * ifcvt.c (dead_or_predicable): Rename
12443 df_simulate_one_insn_backwards to df_simulate_one_insn.
12444 * recog.c (peephole2_optimize): Ditto.
12445 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12447 * df.h: Rename df_simulate_one_insn_backwards to
12448 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12449 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12450 scanning of defs and uses.
12451 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12452 (df_simulate_one_insn_forwards): Removed.
12454 2008-05-16 Doug Kwan <dougkwan@google.com>
12456 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12458 (real_from_string): Handle NaNs and Inf as approriate.
12460 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12462 * doc/gty.texi (Source Files Containing Type Information): Note
12463 that headers should appear first in the gtfiles list.
12465 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12467 * tree.def (COND_EXEC): Properly documented this code.
12469 2008-05-16 Diego Novillo <dnovillo@google.com>
12471 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12472 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12475 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12477 * tree-ssa-dse (max_stmt_uid): Removed.
12478 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12479 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12480 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12481 * function.h (cfun.last_stmt_uid): New field.
12482 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12483 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12485 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12486 (create_stmt_ann): Initialize the ann->uid field.
12487 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12489 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12491 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12493 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12494 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12495 (init_empty_tree_cfg): Call it.
12497 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12499 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12502 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12504 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12505 * tree-dump.c (dump_options): New verbose option.
12506 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12508 * tree-pass.h (TDF_VERBOSE): New dump flag.
12509 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12510 (tree-flow.h): Added include.
12511 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12513 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12515 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12517 From Jie Zhang <jie.zhang@analog.com>
12518 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12519 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12520 mcpu=bf561-none and mcpu=bf561-0.2.
12521 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12522 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12523 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12524 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12525 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12526 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12527 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12529 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12530 (cputype_selected): Remove.
12531 (bfin_handle_option): Don't use cputype_selected.
12532 (override_options): When no mcpu option, enable all workarounds.
12533 Don't use bfin_workarounds.
12534 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12536 (DEFAULT_CPU_TYPE): Don't define.
12538 2008-05-16 Richard Guenther <rguenther@suse.de>
12540 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12541 on deletion of the last stmt.
12543 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12545 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12546 V8HImode for SSE2 and V16QImode for SSE4.1.
12548 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12550 * cgraph.h (compute_inline_parameters): Made public.
12551 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12552 variable_generate_summary, function_write_summary,
12553 variable_write_summary, variable_read_summary. Added generate_summary,
12554 write_summary, read_summary.
12555 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12556 pass_ipa_inline.function_generate_summary, to
12557 compute_inline_parameters.
12558 * ipa-inline.c (compute_inline_parameters): Made public and added
12560 (compute_inline_parameters_for_current): New function.
12561 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12562 (inline_generate_summary): Removed parameter and made to loop over
12564 (pass_ipa_inline): Updated for new IPA_PASS structure.
12565 * passes.c (execute_ipa_summary_passes): Now is called once per
12566 pass rather than once per node*pass.
12568 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12570 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12571 avr_have_mul_p, avr_asm_only_p): Remove variables.
12572 (avr_override_options): Remove initialization of removed variables.
12573 (avr_file_start): Convert removed variables to fields of
12574 'struct base_arch_s *avr_current_arch'.
12575 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12576 (AVR_HAVE_MUL): (Ditto.).
12577 (AVR_HAVE_MOVW): (Ditto.).
12578 (AVR_HAVE_LPMX): (Ditto.).
12579 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12580 avr_asm_only_p): Remove declaration.
12582 2008-05-15 Diego Novillo <dnovillo@google.com>
12584 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12585 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12587 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12589 PR middle-end/36194
12590 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12591 Don't call record_truncated_value from here.
12592 (record_truncated_value): Turn it into a for_each_rtx callback.
12593 (record_truncated_values): New function.
12594 (combine_instructions): Call note_uses with record_truncated_values.
12595 Change name of check_conversion to check_promoted_subreg.
12597 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12599 * doc/sourcebuild.texi: Document support for torture tests.
12601 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12603 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12604 to alternative 4 of operand 2.
12606 2008-05-15 Richard Guenther <rguenther@suse.de>
12608 * tree-pass.h (current_pass): Declare.
12609 (get_pass_for_id): Likewise.
12610 * passes.c (passes_by_id, passes_by_id_size): New globals.
12611 (set_pass_for_id): New function.
12612 (get_pass_for_id): Likewise.
12613 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12614 (execute_function_todo): Flush per function statistics.
12615 * toplev.c (compile_file): Init statistics.
12616 (general_init): Do early statistics initialization.
12617 (finalize): Finish statistics.
12618 * statistics.h (statistics_early_init): Declare.
12619 (statistics_init): Likewise.
12620 (statistics_fini): Likewise.
12621 (statistics_fini_pass): Likewise.
12622 (statistics_counter_event): Likewise.
12623 (statistics_histogram_event): Likewise.
12624 * statistics.c: New file.
12625 * Makefile.in (OBJS-common): Add statistics.o.
12626 (statistics.o): Add dependencies.
12627 * doc/invoke.texi (-fdump-statistics): Document.
12629 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12630 (insert): Likewise.
12631 (execute_pre): Use statistics_counter_event.
12632 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12633 (substitute_and_fold): Increment it. Use statistics_counter_event.
12635 2008-05-15 Diego Novillo <dnovillo@google.com>
12637 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12639 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12640 * tree-ssa-alias.c (new_type_alias): Remove references to
12641 sub-variables from comment.
12642 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12644 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12646 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12647 attribute to 1 only for insertps alternative.
12649 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12651 * config/bfin/bfin.md (loadbytes): New pattern.
12652 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12653 (bfin_init_builtins): Initialize it.
12654 (bdesc_1arg): Add it.
12656 2008-05-15 Sa Liu <saliu@de.ibm.com>
12658 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12659 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12660 * testsuite/lib/target-supports.exp: Add
12661 check_effective_target_fortran_integer_16.
12663 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12665 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12666 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12667 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12668 (TARGET_RETURN_IN_MEMORY): Define.
12670 2008-05-15 Richard Guenther <rguenther@suse.de>
12672 PR middle-end/36244
12673 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12674 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12675 represent unmodifiable vars.
12677 2008-05-15 Richard Guenther <rguenther@suse.de>
12679 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12680 INDIRECT_REF and TARGET_MEM_REF.
12681 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12684 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12685 H.J. Lu <hongjiu.lu@intel.com>
12687 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12688 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12689 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12690 insn alternatives. Add missing alternatives.
12691 (*vec_concatv2di_rex64_sse4_1): Likewise.
12692 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12693 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12694 Require TARGET_SSE.
12696 2008-05-15 Richard Guenther <rguenther@suse.de>
12698 PR tree-optimization/36009
12699 PR tree-optimization/36204
12700 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12701 (determine_invariantness_stmt): Record the loop a store is
12702 always executed in.
12703 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12706 2008-05-15 Richard Guenther <rguenther@suse.de>
12708 PR tree-optimization/34330
12709 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12710 through the pointer will alias the SMT.
12712 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12714 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12716 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12718 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12720 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12721 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12723 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12724 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12725 (vashl_optab): New optab for vector/vector shifts.
12726 (vashr_optab): Ditto.
12727 (vlshr_optab): Ditto.
12728 (vrotl_optab): Ditto.
12729 (vrotr_optab): Ditto.
12730 (optab_subtype): New enum for optab_for_tree_code call.
12731 (optab_for_tree_code): Add enum optab_subtype argument.
12733 * optabs.c (optab_for_tree_code): Take an additional argument to
12734 distinguish between a vector shift by a scalar and vector shift by
12735 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12736 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12737 vector shift by a vector.
12738 (expand_widen_pattern_expr): Pass additional argument to
12739 optab_for_tree_code.
12741 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12742 vrotl_optab, vrotr_optab.
12744 * expr.c (expand_expr_real_1): Update calls to
12745 optab_for_tree_code to distinguish between vector shifted by a
12746 scalar and vector shifted by a vector.
12747 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12748 (supportable_narrowing_operation): Ditto.
12749 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12750 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12751 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12752 (vect_create_epilog_for_reduction): Ditto.
12753 (vectorizable_reduction): Ditto.
12754 (vectorizable_operation): Ditto.
12755 (vect_strided_store_supported): Ditto.
12756 (vect_strided_load_supported): Ditto.
12757 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12758 * expmed.c (expand_shift): Ditto.
12760 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12762 (ashr@var{m}3): Ditto.
12763 (vashl@var{m}3): Document new vector/vector shift standard name.
12764 (vashr@var{m}3): Ditto.
12765 (vlshr@var{m}3): Ditto.
12766 (vrotl@var{m}3): Ditto.
12767 (vrotr@var{m}3): Ditto.
12769 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12770 (PPERM_INVERT): Ditto.
12771 (PPERM_REVERSE): Ditto.
12772 (PPERM_REV_INV): Ditto.
12773 (PPERM_ZERO): Ditto.
12774 (PPERM_ONES): Ditto.
12775 (PPERM_SIGN): Ditto.
12776 (PPERM_INV_SIGN): Ditto.
12777 (PPERM_SRC1): Ditto.
12778 (PPERM_SRC2): Ditto.
12780 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12781 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12782 allows a memory operand to be the value being added, and split it
12783 to improve vectorization.
12784 (sse5_pmacsdqh_mem): Ditto.
12785 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12786 (sse5_mulv2div2di3_high): Ditto.
12787 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12788 (vec_pack_trunc_v4si): Ditto.
12789 (vec_pack_trunc_v2di): Ditto.
12790 (sse5_pcmov_<mode>): Remove code that tried to use use
12791 andps/andnps instead of pcmov.
12792 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12793 pmacsdqh instructions.
12794 (vec_widen_smult_lo_v4si): Ditto.
12796 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12797 (PPERM_INVERT): Ditto.
12798 (PPERM_REVERSE): Ditto.
12799 (PPERM_REV_INV): Ditto.
12800 (PPERM_ZERO): Ditto.
12801 (PPERM_ONES): Ditto.
12802 (PPERM_SIGN): Ditto.
12803 (PPERM_INV_SIGN): Ditto.
12804 (PPERM_SRC1): Ditto.
12805 (PPERM_SRC2): Ditto.
12806 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12808 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12810 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12811 says ignore whether the last reference is a memory operand.
12813 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12814 Paolo Bonzini <bonzini at gnu dot org>
12816 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12819 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12820 (vlshr<mode>3): Rename from vlshr<mode>3.
12821 (vashr<mode>3): Rename from vashr<mode>3.
12822 (mulv4sf3): Change the names of vector shift patterns.
12826 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12829 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12854 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12855 (floatunssidf2_internal): Change vector/vector shift names.
12856 (floatunsdidf2_internal): Ditto.
12863 (vashl<mode>3): Rename from ashl<mode>3.
12864 (vashr<mode>3): Rename from ashr<mode>3.
12865 (vlshr<mode>3): Rename from lshr<mode>3.
12866 (vrotl<mode>3): Rename from rotl<mode>3.
12868 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12871 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12872 multiply gives the wrong value when doing widening multiplies.
12873 (vec_widen_smult_lo_v4si): Ditto.
12875 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12877 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12878 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12879 emit_library_call_value.
12880 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12881 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12882 * calls.c (initialize_argument_information, precompute_arguments,
12883 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12884 (precompute_arguments): Removed flags parameter.
12885 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12887 2008-05-14 Richard Guenther <rguenther@suse.de>
12889 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12890 Make sure to register the store if the use is a PHI_NODE.
12892 2008-05-14 Olivier Hainque <hainque@adacore.com>
12894 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12895 memory if the component is to be referenced in BLKmode according
12896 to get_inner_reference.
12898 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12900 * calls.c (emit_library_call_value_1): Restore code clearing
12901 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12903 2008-05-14 Olivier Hainque <hainque@adacore.com>
12904 Nicolas Roche <roche@adacore.com>
12906 * configure.ac: Add support for a "gcc_subdir" variable in
12907 config-lang.in, to denote a subdirectory where the language/GCC
12908 integration files are to be found.
12909 * configure: Regenerate.
12911 2008-05-14 Ira Rosen <irar@il.ibm.com>
12913 PR tree-optimization/36098
12914 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12915 value for the first load in the group in case of a gap.
12916 (vect_build_slp_tree): Check that there are no gaps in loads.
12918 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12920 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12921 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12922 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12923 emit_insn and remove unneeded code to construct extra args.
12924 (emit_no_conflict_block): Removed.
12925 * optabls.h: (emit_no_conflict_block): Removed.
12926 * cse.c (cse_extended_basic_block): Remove search for
12927 REG_NO_CONFLICT note.
12928 * global.c: Removed incorrect comment added in revision 117.
12929 * expr.c (convert_move): Change call to emit_no_conflict_block to
12931 * recog.c: Change comments so that they do not mention
12933 * local_alloc.c (combine_regs): Removed last parameter.
12934 (no_conflict_p): Removed.
12935 (block_alloc): Removed note, no_conflict_combined_regno and set
12936 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12937 (combine_regs): Removed already_dead and code to look for
12938 REG_NO_CONFLICT notes.
12939 * lower_subreg (remove_retval_note): Removed code to look for
12940 REG_NO_CONFLICT block.
12941 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12942 (resolve_clobber): Remove code to process libcalls that have
12943 REG_NO_CONFLICT notes.
12944 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12946 * combine.c (can_combine_p, distribute_notes): Removed
12947 REG_NO_CONFLICT case.
12948 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12950 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12951 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12953 * reg-notes.def (NO_CONFLICT): Removed.
12955 2008-05-14 David S. Miller <davem@davemloft.net>
12957 * config/sparc/sparc.c (sparc_profile_hook): If
12958 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12959 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12960 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12962 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12964 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12966 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12969 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12970 and op1 expansion before vector concat to have less live pseudos.
12972 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12974 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12975 ix86_expand_vector_set if supported.
12977 2008-05-13 Diego Novillo <dnovillo@google.com>
12978 Kenneth Zadeck <zadeck@naturalbridge.com>
12980 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12982 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12983 phinodes_print_statistics, init_ssanames, fini_ssanames,
12984 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12985 release_ssa_name, release_defs, replace_ssa_name_symbol,
12986 ssanames_print_statistics): Move ...
12987 * tree-flow.h: ... here.
12988 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12989 Use FN instead of cfun.
12990 (make_ssa_name_fn): Rename from make_ssa_name.
12991 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12992 * tree-flow-inline.h (make_ssa_name): Move from
12993 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12994 * omp-low.c (expand_omp_parallel):
12995 * tree-flow-inline.h (redirect_edge_var_map_result):
12996 * tree-ssa.c (init_tree_ssa): Add argument FN.
12997 Use it instead of cfun. Update all users.
12999 2008-05-13 Tom Tromey <tromey@redhat.com>
13001 PR preprocessor/22168:
13002 * doc/cpp.texi (Top): Update menu.
13003 (Alternatives to Wrapper #ifndef): New node.
13004 (Other Directives): Document deprecation.
13005 (Obsolete Features): Remove menu.
13006 (Assertions): Merge node into Obsolete Features.
13007 (Obsolete once-only headers): Move earlier; rename to Alternatives
13008 to Wrapper #ifndef.
13009 * doc/cppopts.texi: Update.
13010 * c.opt (Wdeprecated): Enable for C and ObjC.
13011 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13012 (C++ Dialect Options): Move -Wno-deprecated from here to...
13013 (Warning Options): ... here.
13015 2008-05-13 Richard Guenther <rguenther@suse.de>
13017 PR middle-end/36227
13018 * fold-const.c (fold_sign_changed_comparison): Do not allow
13019 changes in pointer-ness.
13021 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13024 * config/sh/sh.c (sh_expand_prologue): Don't clear
13025 RTX_FRAME_RELATED_P for push insns.
13027 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13029 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13031 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13033 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13034 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13035 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13037 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13039 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13040 (*vec_concatv4sf_sse): This.
13041 (*sse2_concatv2si): Renamed to ...
13042 (*vec_concatv2si_sse2): This.
13043 (*sse1_concatv2si): Renamed to ...
13044 (*vec_concatv2si_sse): This.
13045 (*vec_concatv2di_rex): Renamed to ...
13046 (*vec_concatv2di_rex64): This.
13047 (*vec_concatv2si_sse4_1): New.
13048 (*vec_concatv2di_rex64_sse4_1): Likewise.
13050 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13052 PR rtl-optimization/36111
13053 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13054 that was created for swappable operands.
13056 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13059 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13060 * configure.ac: Add call to ACX_PROG_GNAT.
13062 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13064 * optc-gen.awk: Fix comment typo.
13066 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13068 * pretty-print.c (pp_integer_with_precision): Use
13069 HOST_LONG_LONG_FORMAT.
13071 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13073 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13075 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13077 * config/i386/i386.c (bdesc_ptest): Removed.
13078 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13079 (bdesc_args): Add __builtin_ia32_ptestz128,
13080 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13081 (ix86_init_mmx_sse_builtins): Updated.
13082 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13083 (ix86_expand_builtin): Updated.
13085 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13087 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13088 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13090 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13092 * value-prof.c (interesting_stringop_to_profile): Do not
13093 return early for BUILT_IN_MEMPCPY.
13095 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13097 * calls.c (expand_call): Don't use callgraph to increase
13098 preferred_stack_boundary.
13100 * cgraph.h (cgraph_rtl_info): Use unsigned on
13101 preferred_incoming_stack_boundary.
13103 * final.c (rest_of_clean_state): Use unsigned on
13104 preferred_stack_boundary.
13106 2008-05-09 Tom Tromey <tromey@redhat.com>
13108 PR preprocessor/22231:
13109 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13112 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13114 PR tree-optimization/36129
13115 * tree-ssa-ccp.c: Include value-prof.h.
13116 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13117 built-in function was folded to a constant.
13118 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13120 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13121 Sebastian Pop <sebastian.pop@amd.com>
13123 * tree-scalar-evolution.c: Document instantiate_scev.
13124 (instantiate_parameters_1): Renamed instantiate_scev_1.
13125 Don't use the same loop for instantiation_loop and evolution_loop.
13126 (instantiate_scev): New.
13127 (instantiate_parameters): Moved...
13128 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13129 same loop twice. Maintains the semantics for this function.
13130 * tree-scalar-evolution.h (instantiate_scev): Declare.
13131 (instantiate_parameters): ...here. Now static inline.
13132 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13133 instead of resolve_mixers.
13135 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13137 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13139 2008-05-09 Tomas Bily <tbily@suse.cz>
13141 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13142 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13143 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13144 * c-common.c (c_common_truthvalue_conversion): Likewise.
13145 * tree-object-size.c (compute_object_offset): Likewise.
13146 * tree-inline.c (estimate_num_insns_1): Likewise.
13147 * varasm.c (const_hash_1, compare_constant, copy_constant)
13148 (compute_reloc_for_constant, output_addressed_constants)
13149 (initializer_constant_valid_p): Likewise.
13150 * c-omp.c (check_omp_for_incr_expr): Likewise.
13151 * gimplify.c (gimplify_expr): Likewise.
13152 * c-typeck.c (c_finish_return): Likewise.
13153 * tree-vectorizer.c (supportable_widening_operation)
13154 (supportable_narrowing_operation): Likewise.
13155 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13156 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13157 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13158 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13159 (descr_info_loc): Likewise.
13160 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13161 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13162 (fold_unary): Likewise.
13163 * builtins.c (get_pointer_alignment): Likewise.
13164 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13165 (instantiate_parameters_1): Likewise.
13166 * tree.c (expr_align, stabilize_reference): Likewise.
13167 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13168 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13169 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13170 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13171 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13172 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13174 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13175 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13176 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13177 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13178 (forward_propagate_comparison)
13179 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13180 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13181 * emit-rtl.c (component_ref_for_mem_expr)
13182 (set_mem_attributes_minus_bitpos): Likewise.
13183 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13184 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13186 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13187 (build_function_call, pointer_diff, build_compound_expr)
13188 (c_finish_return): Likewise.
13189 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13190 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13192 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13193 * expr.c (is_aligning_offset): Likewise.
13194 * tree-ssa-alias.c (is_escape_site): Likewise.
13195 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13196 (check_all_va_list_escapes): Likewise.
13197 * tree-ssa-loop-ivopts.c (determine_base_object)
13198 (determine_common_wider_type): Likewise.
13199 * dojump.c (do_jump): Likewise.
13200 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13201 * tree-gimple.c (is_gimple_cast): Likewise.
13202 * fold-const.c (decode_field_reference, )
13203 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13204 (fold_binary): Likewise.
13205 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13206 (already_warned_in_frontend_p): Likewise.
13207 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13208 * tree.c (really_constant_p, get_unwidened): Likewise.
13209 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13210 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13211 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13213 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13215 (CONVERT_EXPR_P): Define.
13216 (CASE_CONVERT): Define.
13218 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13220 PR middle-end/36117
13221 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13222 (delete_unmarked_insns): When deleting a call, call
13223 delete_unreachable_blocks.
13224 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13225 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13227 2008-05-08 Richard Guenther <rguenther@suse.de>
13229 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13230 (-ftree-salias): Likewise.
13231 (salias-max-implicit-fields): Remove param documentation.
13232 (salias-max-array-elements): Likewise.
13233 * tree-pass.h (pass_create_structure_vars): Remove.
13234 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13235 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13236 * tree-ssa-alias.c (create_structure_vars): Remove.
13237 (gate_structure_vars): Likewise.
13238 (pass_create_structure_vars): Likewise.
13239 (gate_build_alias): Likewise.
13240 (pass_build_alias): Adjust to run always and dump the function.
13241 * common.opt (ftree-salias): Hide.
13242 * passes.c (init_optimization_passes): Remove
13243 pass_create_structure_vars, adjust comment.
13244 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13245 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13246 * opts.c (decode_options): Do not set flag_tree_salias.
13247 (common_handle_option): Add OPT_ftree_salias to the backward
13248 compatibility section.
13250 2008-05-08 Richard Guenther <rguenther@suse.de>
13252 * tree-flow-inline.h (var_can_have_subvars): Move ...
13253 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13254 * tree-flow.h (var_can_have_subvars): Remove.
13255 (push_fields_onto_fieldstack): Remove.
13256 (sort_fieldstack): Likewise.
13257 (struct fieldoff): Move ...
13258 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13259 alias_set and base_for_components fields.
13260 (sort_fieldstack): Make static.
13261 (push_fields_onto_fieldstack): Likewise. Remove code that
13262 handles anything but RECORD_TYPEs. Remove alias_set and
13263 base_for_components handling.
13264 (create_variable_info_for): Adjust.
13266 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13268 * common.opt (Wframe-larger-than=): Shorten the help message
13270 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13272 2008-05-08 Rafael Espindola <espindola@google.com>
13274 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13276 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13277 trap and that both operands are gimple values.
13278 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13279 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13282 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13284 * read-rtl.c (join_c_conditions): Return the first string if the
13285 two strings are equal.
13287 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13289 * gensupport.h (pred_data): Add a "num_codes" field.
13290 (add_predicate_code): Declare.
13291 * gensupport.c (add_predicate_code): New function.
13292 (std_pred_table): Add an "allows_const_p" field.
13293 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13294 Remove the (incomplete) list of such codes from the codes field.
13295 (init_predicate_table): Use add_predicate_code. Add all
13296 RTX_CONST_OBJs if allows_const_p is true.
13297 * genrecog.c (process_define_predicate): Use add_predicate_code.
13299 2008-05-08 David Daney <ddaney@avtrex.com>
13300 Richard Sandiford <rsandifo@nildram.co.uk>
13302 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13303 special case of constant zero operands.
13304 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13305 old and new values. Special case constant zero values.
13306 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13308 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13309 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13311 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13314 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13315 similar RTX_CONST_OBJ before CONST_INT.
13317 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13319 * stmt.c (expand_stack_restore): Change sa mode if needed.
13321 2008-05-08 Richard Guenther <rguenther@suse.de>
13323 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13324 return type to bool.
13325 (ix86_sol10_return_in_memory): Likewise.
13326 (ix86_i386elf_return_in_memory): Likewise.
13327 (ix86_i386interix_return_in_memory): Likewise.
13328 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13329 (ix86_sol10_return_in_memory): Likewise.
13330 (ix86_i386elf_return_in_memory): Likewise.
13331 (ix86_i386interix_return_in_memory): Likewise.
13333 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13336 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13338 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13339 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13342 2008-05-08 Richard Guenther <rguenther@suse.de>
13344 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13345 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13346 (DR_SUBVARS): Remove.
13347 * tree-dfa.c (dump_subvars_for): Remove.
13348 (debug_subvars_for): Likewise.
13349 (dump_variable): Do not dump subvars.
13350 (remove_referenced_var): Do not remove subvars.
13351 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13352 (lookup_subvars_for_var): Remove.
13353 (get_subvars_for_var): Likewise.
13354 (get_subvars_at): Likewise.
13355 (get_first_overlapping_subvar): Likewise.
13356 (overlap_subvar): Likewise.
13357 * tree-flow.h (subvar_t): Remove.
13358 (struct var_ann_d): Remove subvars field.
13359 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13360 argument. Remove special handling of SFTs.
13361 (compute_tag_properties): Likewise.
13362 (set_initial_properties): Likewise.
13363 (compute_call_clobbered): Likewise.
13364 (count_mem_refs): Likewise.
13365 (compute_memory_partitions): Likewise.
13366 (compute_flow_insensitive_aliasing): Likewise.
13367 (setup_pointers_and_addressables): Likewise.
13368 (new_type_alias): Likewise.
13369 (struct used_part): Remove.
13370 (used_portions): Likewise.
13371 (struct used_part_map): Likewise.
13372 (used_part_map_eq): Likewise.
13373 (used_part_map_hash): Likewise.
13374 (free_used_part_map): Likewise.
13375 (up_lookup): Likewise.
13376 (up_insert): Likewise.
13377 (get_or_create_used_part_for): Likewise.
13378 (create_sft): Likewise.
13379 (create_overlap_variables_for): Likewise.
13380 (find_used_portions): Likewise.
13381 (create_structure_vars): Likewise.
13382 * tree.def (STRUCT_FIELD_TAG): Remove.
13383 * tree.h (MTAG_P): Adjust.
13384 (struct tree_memory_tag): Remove base_for_components and
13385 unpartitionable flags.
13386 (struct tree_struct_field_tag): Remove.
13387 (SFT_PARENT_VAR): Likewise.
13388 (SFT_OFFSET): Likewise.
13389 (SFT_SIZE): Likewise.
13390 (SFT_NONADDRESSABLE_P): Likewise.
13391 (SFT_ALIAS_SET): Likewise.
13392 (SFT_UNPARTITIONABLE_P): Likewise.
13393 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13394 (union tree_node): Remove sft field.
13395 * alias.c (get_alias_set): Remove special handling of SFTs.
13396 * print-tree.c (print_node): Remove handling of SFTs.
13397 * tree-dump.c (dequeue_and_dump): Likewise.
13398 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13399 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13400 * tree-predcom.c (set_alias_info): Do not set subvars.
13401 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13402 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13403 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13404 (add_vars_for_offset): Remove.
13405 (add_virtual_operand): Remove special handling of SFTs.
13406 (add_call_clobber_ops): Likewise.
13407 (add_call_read_ops): Likewise.
13408 (get_asm_expr_operands): Likewise.
13409 (get_modify_stmt_operands): Likewise.
13410 (get_expr_operands): Likewise.
13411 (add_to_addressable_set): Likewise.
13412 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13413 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13414 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13415 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13416 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13417 (tree_node_structure): Likewise.
13418 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13420 (find_what_p_points_to): Likewise.
13422 2008-05-08 Sa Liu <saliu@de.ibm.com>
13424 * config/spu/spu.md: Fixed subti3 pattern.
13426 2008-05-08 Richard Guenther <rguenther@suse.de>
13428 PR middle-end/36154
13429 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13430 sure to create a representative for trailing arrays for PTA.
13432 2008-05-08 Richard Guenther <rguenther@suse.de>
13434 PR middle-end/36172
13435 * fold-const.c (operand_equal_p): Two objects which types
13436 differ in pointerness are not equal.
13438 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13440 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13441 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13442 (emit_library_call_value_1): Add new variable fndecl initialized by
13443 NULL_TREE. It should be the decl type of orgfun, but this information
13444 seems not to be available here, so it uses the default calling abi.
13445 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13446 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13447 by TARGET_RETURN_IN_MEMORY.
13448 * config/i386/i386-interix.h: Likewise.
13449 * config/i386/i386.h: Likewise.
13450 * config/i386/i386elf.h: Likewise.
13451 * config/i386/ptx4-i.h: Likewise.
13452 * config/i386/sol2-10.h: Likewise.
13453 * config/i386/sysv4.h: Likewise.
13454 * config/i386/vx-common.h: Likewise.
13455 * config/cris/cris.h: Removed #if 0 clause.
13456 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13457 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13459 (ix86_sol10_return_in_memory): Likewise.
13460 (ix86_i386elf_return_in_memory): New.
13461 (ix86_i386interix_return_in_memory): New.
13462 * config/mt/mt-protos.h (mt_return_in_memory): New.
13463 * config/mt/mt.c: Likewise.
13464 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13465 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13466 * config/bfin/bfin.h: Likewise.
13467 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13469 * config/bfin/bfin.c: Likewise.
13470 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13471 * config/alpha/unicosmk.h: Likewise.
13472 * config/i386/cygming.h: Likewise.
13473 * config/iq2000/iq2000.h: Likewise.
13474 * config/mips/mips.h: Likewise.
13475 * config/mn10300/mn10300.h: Likewise.
13476 * config/rs6000/rs6000.h: Likewise.
13477 * config/score/score.h: Likewise.
13478 * config/spu/spu.h: Likewise.
13479 * config/v850/v850.h: Likewise.
13480 * defaults.h: Likewise.
13481 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13482 * expr.c (emit_block_move): Adjust use of
13483 OUTGOING_REG_PARM_STACK_SPACE.
13484 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13485 OUTGOING_REG_PARM_STACK_SPACE.
13486 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13488 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13490 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13491 on OMP_RETURN for OMP_FOR.
13494 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13495 (fortran_common): New function.
13496 (gen_variable_die): Call fortran_common instead of common_check,
13497 adjust for it returning tree instead of rtx. Formatting.
13499 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13503 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13504 * c-decl.c (merge_decls): Ditto.
13505 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13506 to RTL_CONST_OR_PURE_CALL_P.
13507 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13508 Initialized DECL_LOOPING_CONST_PURE.
13509 (process_call_operands): Set tree_side_effects properly.
13510 * tree.h (TREE_READONLY_DECL_P): Removed.
13511 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13512 (DECL_LOOPING_OR_CONST_P): New macro.
13513 (struct tree_function_decl): Added looping_const_or_pure_p.
13514 (ECF_*) Renumbered.
13515 (ECF_LOOPING_OR_CONST_P): New macro.
13516 * rtlanal.c (pure_const_p): Removed.
13517 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13518 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13519 to RTL_CONST_CALL_P.
13520 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13521 (check_decl, check_tree, check_call, scan_function): Initialize
13523 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13524 (static_execute): Set looping true for recursive functions.
13525 Undo setting state to IPA_NEITHER for recursive functions.
13526 * cse.c (cse_insn):
13527 * ifcvt.c (noce_can_store_speculate_p): Changed
13528 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13529 RTL_CONST_OR_PURE_CALL_P.
13530 * dse.c (scan_insn): Ditto.
13531 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13532 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13533 RTL_CONST_OR_PURE_CALL_P.
13534 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13535 pure_call_p to RTL_CONST_CALL_P.
13536 * gimplify.c (gimplify_call_expr): Clear side effects for
13537 non-looping pure and constant calls.
13538 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13539 (flags_from_decl_or_type): Set ecf flags from decl flags.
13540 (initialize_argument_information): Turn off
13541 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13542 Change const to pure if callee_copies is true rather than just
13544 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13545 way of marking pure calls.
13546 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13547 Remove hack that was supposed to fix pr7335 and remove old
13548 way of marking pure calls.
13549 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13550 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13551 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13552 RTL_CONST_OR_PURE_CALL_P.
13553 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13554 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13555 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13556 * sched-deps.c (schedule_analyze): Ditto.
13557 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13558 return_val field of calls to represent pure and const function info.
13559 (CONST_OR_PURE_CALL_P): Deleted macro.
13560 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13561 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13562 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13564 * tree-optimize.c (execute_fixup_cfg): Added test for
13565 ECF_LOOPING_CONST_OR_PURE.
13566 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13568 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13569 effects for looping pure or const calls.
13570 (verify_gimple_expr): Added verification code.
13571 * config/alpha/alpha.c (alpha_legitimize_address,
13572 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13574 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13575 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13576 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13577 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13578 RTL_CONST_OR_PURE_CALL_P.
13579 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13580 and const calls to be deleted.
13582 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13585 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13586 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13587 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13588 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13589 to handle nonimmediate operands.
13590 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13591 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13592 to handle nonimmediate operands.
13593 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13594 (mmx_pmulhrwv4hi3): New expander. Use
13595 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13596 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13597 (sse2_umulv1siv1di3): New expander. Use
13598 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13599 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13600 (mmx_eq<mode>3): New expander. Use
13601 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13602 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13603 (mmx_uavgv8qi3): New expander. Use
13604 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13605 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13606 (mmx_uavgv4hi3): New expander. Use
13607 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13609 * config/i386/sse.md
13610 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13611 to handle nonimmediate operands.
13612 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13613 to handle nonimmediate operands.
13614 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13615 to handle nonimmediate operands.
13616 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13617 to handle nonimmediate operands.
13618 (sse2_unpckhpd_exp): New expander. Use
13619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13620 (sse2_unpcklpd_exp): New expander. Use
13621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13622 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13623 to handle nonimmediate operands.
13624 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13625 to handle nonimmediate operands.
13626 (*sse2_<plusminus_insn><mode>3): Rename from
13627 sse2_<plusminus_insn><mode>3 insn pattern.
13628 (sse2_<plusminus_insn><mode>3): New expander. Use
13629 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13630 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13631 (sse2_umulv2siv2di3): New expander. Use
13632 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13633 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13634 (sse4_1_mulv2siv2di3): New expander. Use
13635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13636 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13637 (sse2_pmaddwd): New expander. Use
13638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13639 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13640 (sse2_eq<mode>3): New expander. Use
13641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13642 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13643 (sse4_1_eqv2di3): New expander. Use
13644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13645 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13646 (sse2_uavgv16qi3): New expander. Use
13647 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13648 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13649 (sse2_uavgv16qi3): New expander. Use
13650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13651 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13652 (sse2_uavgv8hi3): New expander. Use
13653 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13654 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13655 (ssse3_pmulhrswv8hi3): New expander. Use
13656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13657 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13658 (ssse3_pmulhrswv4hi3): New expander. Use
13659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13661 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13662 (<sse>_vmmul<mode>3): Ditto.
13663 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13665 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13666 (ssse3_pmaddubsw): Ditto.
13668 * config/i386/i386.c (struct_builtin_description)
13669 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13670 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13671 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13672 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13673 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13674 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13675 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13676 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13677 (ix86_fixup_binary_operands): Assert that src1
13678 and src2 must have the same mode when swapped.
13679 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13680 and ix86_binary_operator_ok. Do not force operands in registers
13683 2008-05-07 Jan Hubicka <jh@suse.cz>
13685 * cgraph.c (dump_cgraph_node): Update.
13686 * cgraph.h (cgraph_local_info): Break out inline summary.
13687 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13689 * ipa-inline (inline_summary): New accestor function.
13690 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13691 cgraph_decide_inlining, compute_inline_parameters): Update.
13692 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13694 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13696 Cleanup ColdFire scheduling support and add V4 pipeline model.
13698 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13699 (define_attr cpu): Add cfv4 value.
13700 (define_attr type, define_attr type1): Merge into a single 'type'
13701 attribute. Update all uses.
13702 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13703 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13705 (define_attr opx_mem, define_attr opy_mem): Remove.
13706 (define_attr op_mem): Clean up, update comment.
13707 (define_attr size): Use specific values instead of general int.
13708 (define_attr guess, define_attr split): Remove. Update all uses.
13709 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13710 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13711 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13712 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13713 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13714 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13715 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13716 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13717 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13718 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13719 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13720 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13721 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13722 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13723 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13724 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13725 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13726 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13727 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13728 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13729 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13730 Update or set attributes.
13731 (stack_tie): New fake instruction.
13733 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13734 (m68k_sched_attr_size): Update declaration.
13735 (m68k_sched_attr_type2): Remove.
13736 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13737 Declare new bypass predicates.
13739 * config/m68k/m68k.c (m68k_sched_issue_rate,
13740 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13742 (TARGET_SCHED_ISSUE_RATE,
13743 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13744 (override_options): Handle scheduling for ColdFire V4 core.
13745 (m68k_expand_prologue): Emit stack_tie.
13746 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13747 'OP_TYPE_FPN'. Update all uses.
13748 (sched_guess_p): Remove.
13749 (sched_address_type): Handle symbolic addresses.
13750 (sched_get_operand): New static function.
13751 (sched_operand_type): Merge into sched_attr_op_type.
13752 (sched_attr_op_type): Handle FP registers, handle quick constants,
13754 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13755 (m68k_sched_attr_size): Update. Move logic to ...
13756 (sched_get_attr_size_int): New static function.
13757 (sched_get_opxy_mem_type): New static function.
13758 (m68k_sched_attr_op_mem): Update.
13759 (m68k_sched_attr_type2): Remove.
13760 (sched_cfv4_bypass_data): New static variable.
13761 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13762 (m68k_sched_issue_rate): Implement scheduler hook.
13763 (struct _sched_ib: enabled_p): New field.
13764 (m68k_sched_variable_issue): Update. Handle V4.
13765 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13766 sched_dump_class_func_t, sched_dump_split_class,
13767 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13768 sched_dump_dfa_class, m68k_sched_dump): Remove.
13769 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13771 (m68k_sched_init_global): Remove statisctics dumping, introduce
13772 sanity check that all instructions have pipeline reservations. Handle
13774 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13775 Handle ColdFire V4 core.
13776 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13777 New static functions.
13778 (m68k_sched_address_bypass_p): New bypass predicate.
13779 (sched_get_indexed_address_scale): New static function.
13780 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13782 * cf.md: Update comments.
13783 (define_attr type2): Remove. Use 'type' attribute instead.
13785 (cf_ib): Rename to cfv123_ib. Update all uses.
13786 (cf_oep): Rename to cfv123_oep. Update all uses.
13787 (cf_chr): Rename to cfv123_chr. Update all uses.
13788 (cf_mem): Rename to cfv123_mem. Update all uses.
13789 (cf_mac): Move to more appropriate place.
13790 (cfv123_guess): New automaton and cpu_unit.
13791 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13792 Update uses of 'size' attribute. Handle before reload scheduling.
13793 (cfv123_guess): New dummy reservation for unhandled instructions.
13794 (cfv4_*): Pipeline description of ColdFire V4 core.
13795 (ignore): New reservation to handle 'ignore' type.
13797 2008-05-07 Ian Lance Taylor <iant@google.com>
13799 PR middle-end/36013
13800 * gimplify.c (find_single_pointer_decl_1): Don't look through
13802 (find_single_pointer_decl): Adjust comments.
13804 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13806 PR middle-end/36137
13807 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13808 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13810 PR middle-end/36106
13811 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13812 integral type rather than floating point, then VIEW_CONVERT_EXPR
13813 to the floating point type.
13815 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13817 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13818 TFmode op0 to register.
13820 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13822 * c-decl.c (grokdeclarator): Comment typo.
13824 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13826 * tree-flow.h: Remove prototype for computed_goto_p.
13827 * tree-cfg.c (computed_goto_p): Make static.
13829 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13832 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13833 (contains_aligned_value_p): This. Handle _Decimal128.
13834 (ix86_function_arg_boundary): Only align _Decimal128 to its
13835 natural boundary and handle it properly.
13837 2008-05-06 Martin Jambor <mjambor@suse.cz>
13839 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13840 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13841 (ipcp_method_set_orig_node): Removed.
13842 (ipcp_cval_get_cvalue_type): Removed.
13843 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13844 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13845 (ipcp_cval_set_cvalue_type): Removed.
13846 (ipcp_cval_get_cvalue): Removed.
13847 (ipcp_cval_set_cvalue): Removed.
13848 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13849 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13850 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13851 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13852 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13853 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13854 (ipcp_get_ith_lattice): Changed parameters.
13855 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13856 (ipcp_lattice_from_jfunc): Changed parameters.
13857 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13858 (ipcp_method_cval_print): Added temporary variable info.
13859 (ipcp_redirect): Removed already unused local variable caller.
13860 (ipcp_redirect): New temporary variable orig_callee_info
13861 (ipcp_redirect): Removed newly unused local variable callee.
13862 (ipcp_redirect): Removed (a bit confusing) local variable type.
13863 (ipcp_insert_stage): Added local variable info.
13864 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13866 (ipcp_formal_create): Removed.
13867 (ipcp_method_cval_set): Removed.
13868 (ipcp_propagate_stage): Renamed lattice variables.
13869 (ipcp_method_cval_set_cvalue_type): Removed.
13870 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13871 (ipcp_print_all_lattices): Changed printed strings to refer to
13872 lattices rather than cvals.
13873 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13874 (ipcp_propagate_const): Changed formal parameters.
13875 (build_const_val): Changed formal parameters.
13876 (ipcp_insert_stage): Removed useless variable cvalue
13877 (build_const_val): Changed formal parameters.
13878 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13879 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13880 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13881 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13882 (ipcp_print_func_profile_counts): Changed string from "method" to
13884 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13885 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13886 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13887 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13888 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13889 (ipcp_lat_is_const): Changed parameters and made inline.
13890 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13891 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13892 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13893 the predicate condition directly
13894 (ipcp_propagate_stage): Added local variable args. Removed local
13895 variable callee. (Both are mere code simplifications.)
13896 (ipcp_method_dont_insert_const): Renamed to
13897 ipcp_node_not_modifiable_p.
13898 (ipcp_node_not_modifiable_p): Made inline.
13899 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13900 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13901 (ipcp_print_all_lattices): Removed variable cvalue
13902 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13905 2008-05-06 Olivier Hainque <hainque@adacore.com>
13907 * tree-sra.c (try_instantiate_multiple_fields): Early return
13908 if field has POINTER_TYPE.
13910 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13912 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13913 by using 'q' specifier for instruction.
13914 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13916 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13918 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13919 Change mode of zero_extract from QImode to HImode.
13920 (sign bit tests peepholes): (Ditto.).
13922 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13924 * config/i386/mmx.md: Remove double backslashes from asm templates.
13925 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13926 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13927 to handle nonimmediate operands.
13928 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13929 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13930 to handle nonimmediate operands.
13931 (*mmx_<code>v2sf3_finite): New insn pattern.
13932 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13933 (mmx_<code>v2sf3): New expander. Use
13934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13935 (mmx_<plusminus_insn><mode>3): New expander. Use
13936 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13937 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13938 (mmx_add<mode>3): Removed.
13939 (mmx_ssadd<mode>3): Ditto.
13940 (mmx_usadd<mode>3): Ditto.
13941 (mmx_sub<mode>3): Ditto.
13942 (mmx_sssub<mode>3): Ditto.
13943 (mmx_ussub<mode>3): Ditto.
13944 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13945 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13946 to handle nonimmediate operands.
13947 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13949 (mmx_smulv4hi3_highpart): New expander. Use
13950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13951 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13953 (mmx_umulv4hi3_highpart): New expander. Use
13954 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13955 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13956 (mmx_<code>v4hi3): New expander. Use
13957 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13958 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13959 (mmx_<code>v8qi3): New expander. Use
13960 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13961 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13962 (mmx_<code><mode>3): New expander. Use
13963 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13965 2008-05-05 Jan Hubicka <jh@suse.cz>
13967 PR tree-optimization/36118
13968 * passes.c (pass_init_dump_file): Fix dump header.
13970 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13972 PR middle-end/36141
13973 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13974 VCE for function decls.
13976 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13978 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13980 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13982 * config/i386/i386.md (sat_plusminus): New.
13983 (plusminus_insn): Likewise.
13984 (plusminus_mnemonic): Likewise.
13986 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13987 (*<addsub><mode>3_cc_overflow): Renamed to ...
13988 (*<plusminus_insn><mode>3_cc_overflow): This.
13989 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13990 (*<plusminus_insn>si3_zext_cc_overflow): This.
13992 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13993 (<plusminus_insn><mode>3): This.
13994 (*<addsub><mode>3): Renamed to ...
13995 (*<plusminus_insn><mode>3): This.
13996 (<sse>_vm<addsub><mode>3): Renamed to ...
13997 (<sse>_vm<plusminus_insn><mode>3): This.
13998 (sse3_h<addsub>v4sf3): Renamed to ...
13999 (sse3_h<plusminus_insn>v4sf3): This.
14000 (sse3_h<addsub>v2df3): Renamed to ...
14001 (sse3_h<plusminus_insn>v2df3): This.
14002 (<plusminus_insn><mode>3): New.
14003 (*<plusminus_insn><mode>3): Likewise.
14004 (sse2_<plusminus_insn><mode>3): Likewise.
14005 (add<mode>): Removed.
14006 (*add<mode>3): Likewise.
14007 (sse2_ssadd<mode>3): Likewise.
14008 (sse2_usadd<mode>3): Likewise.
14009 (sub<mode>3): Likewise.
14010 (*sub<mode>3): Likewise.
14011 (sse2_sssub<mode>3): Likewise.
14012 (sse2_ussub<mode>3): Likewise.
14014 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14016 * gthr-single.h: Add in required interface elements as per gthr.h.
14017 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14018 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14019 Generalize UNUSED macro.
14020 (__gthread_once): Add.
14021 (__gthread_key_create): Add.
14022 (__gthread_key_delete): Add.
14023 (__gthread_getspecific): Add.
14024 (__gthread_setspecific): Add.
14026 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14028 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14029 the same size types for the indirect reference on the rhs, then
14032 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14034 * config/i386/i386.md
14035 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14036 one insn template instead of template series.
14037 (*xordi_1_rex64): Ditto.
14038 (*xordi_2_rex64): Ditto.
14040 2008-05-05 Ira Rosen <irar@il.ibm.com>
14042 PR tree-optimization/36119
14043 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14046 2008-06-04 Jan Hubicka <jh@suse.cz>
14048 tree-optimization/36100
14049 * tree-pass.h (pass_O0_always_inline): Declare.
14050 * ipa-inline.c (inline_transform): Remove dead code.
14051 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14052 pass_O0_always_inline): New.
14053 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14055 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14057 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14058 mnemonic in this_param move for TARGET_64BIT.
14060 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14062 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14063 (*strmovsi_rex_1): Ditto.
14064 (*strsetsi_1): Ditto.
14065 (*strsetsi_rex_1): Ditto.
14067 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14068 adddicc expanders using SWI mode iterator.
14070 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14073 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14076 2008-05-04 David S. Miller <davem@davemloft.net>
14078 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14079 (sparc*-*-linux*): Use linux.h in tm_file.
14080 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14081 compiler defaulting to 32-bit.
14082 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14084 * config/sparc/linux.h: Remove definitions now obtained
14085 properly from linux.h
14086 * config/sparc/linux64.h: Likewise.
14087 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14088 don't want this setting for 32-bit builds in a biarch compiler.
14089 * doc/install.texi: Add sparc-linux to list of targets
14090 supporting --enable-targets=all.
14092 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14094 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14096 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14098 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14099 after V4SI_FTYPE_V8HI.
14100 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14101 case V4SI_FTYPE_V2DF.
14103 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14105 * doc/invoke.texi (max-flow-memory-locations): Removed.
14106 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14108 2008-05-03 Richard Guenther <rguenther@suse.de>
14110 PR middle-end/34973
14111 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14113 2008-05-02 David S. Miller <davem@davemloft.net>
14115 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14117 2008-05-02 Simon Baldwin <simonb@google.com>
14120 * c-common.h (warn_array_subscript_range): Removed.
14121 * c-common.c (warn_array_subscript_range): Ditto.
14122 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14123 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14125 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14127 * config/i386/i386.c (ix86_special_builtin_type): New.
14128 (bdesc_special_args): Likewise.
14129 (ix86_expand_special_args_builtin): Likewise.
14130 (ix86_init_mmx_sse_builtins): Updated.
14131 (ix86_expand_builtin): Updated.
14132 (ix86_expand_store_builtin): Removed.
14133 (ix86_expand_unop_builtin): Likewise.
14135 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14136 * config/i386/mmintrin.h (__v2sf): Here.
14138 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14140 (_mm_loadl_pi): Likewise.
14141 (_mm_storeh_pi): Replace __v2si with __v2sf.
14142 (_mm_storel_pi): Likewise.
14144 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14145 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14146 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14147 __builtin_ia32_loadlpd.
14149 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14151 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14152 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14153 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14154 (ix86_init_mmx_sse_builtins): Updated.
14155 (ix86_expand_args_builtin): Likewise.
14156 (ix86_expand_builtin): Likewise.
14157 (ix86_expand_unop1_builtin): Renamed to ...
14158 (ix86_expand_unop_vec_merge_builtin): This.
14160 2008-05-01 Jan Hubicka <jh@suse.cz>
14163 * ipa-inline.c (inline_generate_summary): Make static.
14164 (inline_transform): Do not call inlining at -O0; make static.
14165 * passes.c (execute_todo): Add sanity check.
14166 (execute_one_ipa_transform_pass): Execute proper flags.
14168 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14170 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14171 (DECL_NONADDRESSABLE_P): Likewise.
14172 * alias.c (record_component_aliases): Fix comment.
14174 2008-05-01 Simon Baldwin <simonb@google.com>
14176 * c-common.h (warn_array_subscript_range): New function.
14177 * c-common.c (warn_array_subscript_range): Ditto.
14178 * tree-vrp.c (check_array_ref): Corrected code to agree with
14179 comment, ignoring only arrays of size 0 or size 1.
14180 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14182 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14184 * config/i386/i386.c (ix86_builtin_type): Replace
14185 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14186 (bdesc_args): Updated.
14187 (ix86_init_mmx_sse_builtins): Likewise.
14188 (ix86_expand_args_builtin): Likewise.
14190 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14193 * doc/extend.texi: Correct __builtin_ia32_palignr.
14195 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14198 * config/i386/i386.c (bdesc_crc32): Removed.
14199 (ix86_expand_crc32): Likewise.
14200 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14201 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14202 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14203 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14204 UINT_FTYPE_UINT_UCHAR.
14205 (bdesc_args): Updated. Add crc32 builtins.
14206 (ix86_init_mmx_sse_builtins): Updated.
14207 (ix86_expand_args_builtin): Updated to support subreg.
14209 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14211 2008-05-01 Jan Hubicka <jh@suse.cz>
14213 * tree-pass.h (opt_pass): Add IPA_PASS.
14214 (varpool_node, cgraph_node): Forward declare.
14215 (ipa_opt_pass): Define.
14216 (pass_ipa_inline): Turn into ipa_opt_pass.
14217 (pass_apply_inline): Remove.
14218 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14219 (apply_inline): Turn into ....
14220 (inline_transform): ... this one.
14221 (inline_generate_summary): New function.
14222 (pass_apply_inline): Remove.
14223 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14225 (struct function): Add ipa_transforms_to_apply.
14226 * passes.c (register_one_dump_file): Work on IPA_PASS.
14227 (init_optimization_passes): Remove pass_inline_parameters and
14229 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14230 (execute_one_pass) ... here; apply transforms when possible.
14231 (add_ipa_transform_pass, execute_ipa_summary_asses,
14232 execute_one_ipa_transform_pass): New.
14233 (execute_ipa_pass_list): Update for IPA_PASS type.
14235 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14237 * config/i386/i386.c (ix86_builtin_type): Add
14238 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14239 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14240 (bdesc_args): Add SSE4a builtins.
14241 (ix86_init_mmx_sse_builtins): Updated.
14242 (ix86_expand_args_builtin): Likewise.
14243 (ix86_expand_builtin): Likewise.
14245 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14247 * config/i386/i386.c (ix86_builtin_type): Add
14248 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14249 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14250 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14251 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14252 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14253 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14254 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14255 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14256 and DI_FTYPE_DI_DI_INT.
14257 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14258 (ix86_init_mmx_sse_builtins): Updated.
14259 (ix86_expand_args_builtin): Likewise.
14260 (ix86_expand_builtin): Likewise.
14261 (ix86_expand_binop_imm_builtin): Removed.
14263 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14265 2008-04-30 Richard Guenther <rguenther@suse.de>
14267 PR tree-optimization/32921
14268 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14270 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14272 * config/arm/arm.c (arm_unwind_emit): Use
14273 crtl->all_throwers_are_sibcalls instead of
14274 cfun->all_throwers_are_sibcalls.
14275 (arm_output_fn_unwind): Likewise.
14276 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14277 instead of cfun->uses_pic_offset_table.
14278 (frv_expand_prologue): Likewise.
14279 (frv_frame_pointer_required): Likewise.
14280 (frv_expand_fdpic_call): Likewise.
14281 (frv_emit_movsi): Likewise.
14282 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14283 cfun->returns_pcc_struct instead of
14284 current_function_returns_pcc_struct.
14285 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14286 instead of cfun->calls_eh_return.
14287 (m32c_pushm_popm): Likewise.
14288 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14289 "extern" declaration.
14291 2008-04-30 Richard Guenther <rguenther@suse.de>
14293 PR tree-optimization/21636
14294 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14296 (evaluate_stmt): Print the likely value.
14297 (ccp_visit_stmt): Avoid excessive vertical spacing.
14299 2008-04-30 Rafael Espindola <espindola@google.com>
14301 * builtins.c (fold_call_expr): Return realret.
14302 * tree-ssa-threadedge.c
14303 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14304 __builtin_object_size.
14306 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14308 * gcc.c (wrapper_string): New variable.
14309 (insert_wrapper): New function.
14310 (execute): New option -wrapper.
14311 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14313 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14315 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14316 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14317 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14319 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14320 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14321 config/rs6000/e500crtres64gprctr.asm,
14322 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14323 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14324 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14325 config/rs6000/e500crtsav64gprctr.asm,
14326 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14327 config/rs6000/e500crtsavg64gprctr.asm: New files.
14328 * config/rs6000/t-ppccomm: Add build rules for new files.
14329 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14330 * config/rs6000/t-netbsd: Add build rules for new files.
14331 (LIB2FUNCS_STATIC_EXTRA): New variable.
14332 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14333 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14334 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14336 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14338 * config/i386/i386.c (ix86_builtin_type): Add
14339 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14340 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14341 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14342 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14343 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14344 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14345 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14346 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14347 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14348 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14349 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14350 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14351 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14352 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14353 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14354 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14355 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14356 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14357 V1DI_FTYPE_V2SI_V2SI.
14358 (bdesc_2arg): Moved to ...
14359 (bdesc_args): Here.
14360 (ix86_init_mmx_sse_builtins): Updated.
14361 (ix86_expand_args_builtin): Updated. Take a pointer
14362 to const struct builtin_description. Handle comparison
14364 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14365 (ix86_expand_builtin): Updated.
14367 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14368 (ssse3_pmaddubsw128): This.
14369 (ssse3_pmaddubswv4hi3): Renamed to ...
14370 (ssse3_pmaddubsw): This.
14372 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14373 (__builtin_ia32_packssdw128): Likewise.
14374 (__builtin_ia32_packuswb128): Likewise.
14375 (__builtin_ia32_pmaddubsw): Likewise.
14376 (__builtin_ia32_pmaddubsw128): Likewise.
14378 2008-04-30 Richard Guenther <rguenther@suse.de>
14380 PR tree-optimization/14847
14381 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14382 (recognize_bits_test): Use it.
14383 (recognize_single_bit_test): Likewise.
14385 2008-04-30 Martin Jambor <mjambor@suse.cz>
14387 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14388 instead of setting number of formal parameters to zero.
14389 (ipcp_init_stage): Do not set the number of actual parameters to zero
14391 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14392 which are called with variable number of arguments.
14393 (ipcp_insert_stage): Explicitely skipping all nodes which are
14394 called with variable number of arguments.
14395 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14396 number of parameters.
14398 * ipa-prop.h (struct ipa_node_params): Added flag
14399 called_with_var_arguments
14400 (ipa_set_param_count): Added. Changed sole setter to use it.
14401 (ipa_get_param_count): Added. All readers of param_count
14402 converted to use it instead.
14403 (ipa_set_called_with_variable_arg): Added.
14404 (ipa_is_called_with_var_arguments): Added.
14405 (ipa_get_ith_param): Added. All readers of param_decls converted
14407 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14409 (ipa_get_cs_argument_count): Added, all readers of argument_count
14411 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14414 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14415 (struct ipcp_lattice): Renamed cval_type to type
14416 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14418 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14419 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14420 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14421 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14422 (build_const_val): Changed the type of parameter cvalue to tree
14423 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14424 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14426 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14429 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14430 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14431 (ipa_add_method): Renamed to ipa_push_func_to_list
14432 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14433 (ipa_callsite_param_count): Removed.
14434 (ipa_callsite_param_count_set): Removed.
14435 (ipa_callsite_param): Removed.
14436 (ipa_callsite_callee): Removed.
14437 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14438 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14439 (ipa_method_formal_count): Removed.
14440 (ipa_method_formal_count_set): Removed.
14441 (ipa_method_get_tree): Removed.
14442 (ipa_method_tree_map_create): Removed.
14443 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14444 (ipa_create_param_decls_array): Creates the array itself
14445 (ipa_create_param_decls_array): Temporary variable info instead of
14446 a few dereferences.
14447 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14448 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14449 (get_type): Removed.
14450 (ipa_jf_get_info_type): Removed.
14451 (ipa_node_create): Renamed to ipa_create_node_params
14452 (ipa_free): Renamed to ipa_free_all_node_params
14453 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14454 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14455 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14456 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14457 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14458 ipa_free_all_edge_args
14459 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14460 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14461 (ipa_create_methodlist_node): Removed.
14462 (ipa_methodlist_method): Removed.
14463 (ipa_methodlist_method_set): Removed.
14464 (ipa_methodlist_next_method): Removed.
14465 (ipa_methodlist_next_method_set): Removed.
14466 (ipa_method_is_modified): Removed.
14467 (ipa_method_modify_create): Removed.
14468 (ipa_method_modify_init): Temporary variable info instead of a few
14470 (ipa_detect_param_modifications): Temporary variable info instead of
14471 a few dereferences.
14472 (ipa_compute_jump_functions): Temporary variable info instead of
14473 a few dereferences.
14474 (ipa_method_modify_set): Removed.
14475 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14476 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14477 than craph_node as the first parameter.
14478 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14479 (ipa_method_modify_init): Removed.
14480 (ipa_compute_jump_functions): Added a temp variable instead of
14481 repeatadly dereferencing the cgraph_edge.aux pointer
14482 (ipa_callsite_param_set_type): Removed.
14483 (ipa_compute_jump_functions): i renamed to index and moved to
14485 (ipa_callsite_param_set_info_type_formal): Removed.
14486 (ipa_callsite_param_set_info_type): Removed.
14487 (ipa_callsite_param_map_create): Removed.
14488 (ipa_callsite_tree): Removed.
14489 (ipa_callsite_caller): Removed.
14490 (ipa_pop_func_from_list): return_method removed to return_func
14492 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14493 prefixed all values with IPA_. Changed all users.
14494 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14495 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14496 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14497 (union parameter_info): Renamed to jump_func_value.
14498 (union jump_func_value): Renamed value to constant
14499 (struct ipa_jump_func): Renamed info_type to value
14500 (struct ipa_node): Renamed to ipa_node_params
14501 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14502 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14503 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14504 (struct ipa_edge): Renamed to ipa_edge_args
14505 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14506 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14507 (struct ipa_methodlist): Renamed to ipa_func_list
14508 (struct ipa_func_list): method_p renamed to node, next_method
14510 (ipa_methodlist_p): Removed, switched all users to struct pointer
14511 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14513 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14515 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14516 (rs6000_emit_epilogue): Use backchain to restore only when we
14517 have a large frame. Make use of frame pointer to restore if we
14518 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14520 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14522 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14523 Add mode to zero_extract.
14524 (sign bit tests peepholes): (Ditto.).
14526 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14528 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14529 Instructions in comments with SSE3.
14530 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14531 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14532 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14533 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14534 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14535 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14536 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14537 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14538 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14539 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14540 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14541 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14542 (bdesc_sse_args): Renamed to ...
14543 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14544 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14545 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14546 IX86_BUILTIN_FABSQ.
14547 (bdesc_1arg): Moved to ...
14548 (bdesc_args): Here.
14549 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14550 Instructions in comments with SSE3.
14551 (ix86_expand_sse_operands_builtin): Renamed to ...
14552 (ix86_expand_args_builtin): This. Updated.
14553 (ix86_expand_unop1_builtin): Update comments.
14554 (ix86_expand_builtin): Updated.
14556 2008-04-29 Richard Guenther <rguenther@suse.de>
14558 PR tree-optimization/36078
14559 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14560 Update virtual SSA form after cleaning up the CFG.
14562 2008-04-29 Richard Guenther <rguenther@suse.de>
14564 PR middle-end/15255
14565 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14567 2008-04-29 Richard Guenther <rguenther@suse.de>
14569 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14570 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14571 (compute_flow_insensitive_aliasing): Do not treat
14572 PTR_IS_REF_ALL pointers special.
14573 (get_smt_for): Likewise.
14574 (may_alias_p): Re-structure.
14575 (is_escape_site): A ref-all pointer conversion is not an escape site.
14576 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14577 PTR_IS_REF_ALL pointers special.
14578 * tree-ssa-structalias.h (struct alias_info): Remove
14579 ref_all_symbol_mem_tag field.
14580 (PTR_IS_REF_ALL): Remove.
14582 2008-04-29 Richard Guenther <rguenther@suse.de>
14584 PR middle-end/36077
14585 * fold-const.c (extract_muldiv_1): In combining division constants
14586 make sure to never overflow.
14588 2008-04-29 Nick Clifton <nickc@redhat.com>
14590 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14592 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14595 * optc-gen.awk: Work around HP-UX/IA awk bug.
14597 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14599 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14602 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14605 * config/i386/i386.md
14606 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14607 Change operand 1 predicate to nonimmediate_operand.
14609 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14612 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14614 * gengtype.c (walk_type, write_func_for_structure): Handle
14616 * doc/gty.texi: Document chain_circular.
14618 2008-04-28 Richard Guenther <rguenther@suse.de>
14620 PR tree-optimization/36066
14621 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14624 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14627 * config/i386/i386.md
14628 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14629 Use match_scratch instead of match_operand for operands 3 and 4.
14631 2008-04-27 Richard Guenther <rguenther@suse.de>
14633 PR tree-optimization/18754
14634 PR tree-optimization/34223
14635 * tree-pass.h (pass_complete_unrolli): Declare.
14636 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14637 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14638 Rewrite loop into loop closed SSA form if it is not already.
14639 (tree_unroll_loops_completely): Re-structure to iterate over
14640 innermost loops with intermediate CFG cleanups.
14641 Unroll outermost loops only if requested or the code does not grow
14643 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14644 loops are available.
14645 (tree_vectorize): Instead do so here.
14646 (tree_complete_unroll): Also unroll outermost loops.
14647 (tree_complete_unroll_inner): New function.
14648 (gate_tree_complete_unroll_inner): Likewise.
14649 (pass_complete_unrolli): New pass.
14650 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14651 uses outside of the loop.
14652 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14653 form if it is available.
14654 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14655 * passes.c (init_optimization_passes): Schedule complete inner
14656 loop unrolling pass before the first CCP pass after final inlining.
14658 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14660 * targhooks.h (default_emutls_var_fields,
14661 default_emutls_var_init): Declare.
14662 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14663 * target.h (struct gcc_target): Add struct emutls member.
14664 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14665 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14666 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14667 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14668 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14669 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14670 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14671 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14672 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14673 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14674 emit debug information.
14675 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14676 * varasm.c: Include targhooks.h.
14677 (emutls_object_section, emutls_tmpl_section): New.
14678 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14679 (EMUTLS_SEPARATOR): New.
14680 (prefix_name): New.
14681 (get_emutls_object_name): New.
14682 (default_emutls_var_fields): New, broken out of ...
14683 (get_emutls_object_type): ... here. Adjust to use target hooks.
14684 (get_emutls_init_templ_addr): Adjust to use target hooks.
14685 (emutls_decl): Adjust to use target hooks.
14686 (emutls_finish): Likewise.
14687 (default_emutls_var_init): New, broken out of ...
14688 (assemble_variable): ... here. Adjust to use target hooks.
14689 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14690 SECCAT_EMUTLS_TMPL.
14691 * c-common.c (handle_section_attribute): Prevent overriding
14692 sections for emulated tls with special sections.
14693 * config/i386/i386.c (x86_64_elf_select_section): Add
14694 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14695 (x86_64_elf_unique_section): Likewise.
14696 * config/vxworks.c: Include tree.h.
14697 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14698 (vxworks_override_options): Set TLS scheme.
14699 * doc/tm.texi (Emulated TLS): New node.
14701 2008-04-26 Simon Baldwin <simonb@google.com>
14704 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14705 with propagated string constants.
14707 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14709 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14710 constraint for operand 2 when operand 0 is memory operand.
14711 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14712 operand 0 is memory operand.
14713 (fix_trunc<mode>_i387_with_temp): Ditto.
14714 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14715 operand 2 when operand 1 is memory operand.
14716 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14717 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14718 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14719 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14720 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14721 operands 2,3 and 4 when operand 1 is memory operand.
14722 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14724 (fistdi2_floor_with_temp): Ditto.
14725 (fist<mode>2_floor_with_temp): Ditto.
14726 (fistdi2_ceil_with_temp): Ditto.
14727 (fist<mode>2_ceil_with_temp): Ditto.
14728 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14730 2008-04-26 David Daney <ddaney@avtrex.com>
14732 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14734 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14735 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14736 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14737 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14738 (compare_and_swap_12): New insn.
14739 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14740 * config/mips/mips.c (mips_force_binary): New function.
14741 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14742 (mips_expand_compare_and_swap_12): New function.
14743 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14745 2008-04-25 Jan Hubicka <jh@suse.cz>
14748 * cfgexpand.c (pass_expand): Turn into RTL pass.
14749 * passes.c (execute_one_pass): Do pass typechecking after execution.
14750 * tree-pass.h (pass_expand): Turn into RTL pass.
14752 * function.h (struct rtl_data): Move here fields
14753 accesses_prior_frames, calls_eh_return, saves_all_registers,
14754 has_nonlocal_goto, has_asm_statement, is_thunk,
14755 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14756 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14757 arg_pointer_save_area_init from struct function; turn into bool.
14758 (struct function): Move
14759 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14760 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14761 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14762 tail_call_emit, arg_pointer_save_area_init
14763 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14764 (current_function_returns_struct, current_function_returns_pcc_struct,
14765 current_function_calls_setjmp, current_function_calls_alloca,
14766 current_function_accesses_prior_frames,
14767 current_function_calls_eh_return, current_function_is_thunk,
14768 current_function_stdarg, current_function_profile,
14769 current_function_limit_stack, current_function_uses_pic_offset_table,
14770 current_function_uses_const_pool, current_function_has_nonlocal_label,
14771 current_function_saves_all_registers,
14772 current_function_has_nonlocal_goto,
14773 current_function_has_asm_statement): Remove accesor macros.
14774 * ra-conflict.c (global_conflicts): Update.
14775 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14776 (suitable_for_tail_call_opt_p): Update.
14777 * builtins.c (expand_builtin_return_addr): Update.
14778 (expand_builtin_setjmp_setup): Update.
14779 (expand_builtin_nonlocal_goto): Update.
14780 * final.c (final_start_function): Update.
14781 (profile_function): Update.
14782 (leaf_function_p): Update.
14783 (only_leaf_regs_used): Update.
14784 * df-scan.c (df_get_exit_block_use_set): Update.
14785 * dojump.c (clear_pending_stack_adjust): Update.
14786 * tree-stdarg.c (gate_optimize_stdarg): Update.
14787 * gimple-low.c (lower_function_body): Update.
14788 * global.c (compute_regsets): Update.
14789 (global_alloc): Update.
14790 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14791 * expr.c (expand_assignment): Update.
14792 * dse.c (dse_step0): Update.
14793 (dse_step1): Update.
14794 * c-decl.c (store_parm_decls): Update.
14795 * local-alloc.c (combine_regs): Update.
14796 (find_free_reg): Update.
14797 * function.c (assign_parms_augmented_arg_list): Update.
14798 (assign_parm_find_data_types): Update.
14799 (assign_parms): Update.
14800 (allocate_struct_function): Update.
14801 (expand_function_start): Update.
14802 (expand_function_end): Update.
14803 (get_arg_pointer_save_area): Update.
14804 (thread_prologue_and_epilogue_insns): Update.
14805 (rest_of_match_asm_constraints): Update.
14806 * stor-layout.c (variable_size): Update.
14807 * gcse.c (gcse_main): Update.
14808 (bypass_jumps): Update.
14809 * gimplify.c (gimplify_function_tree): Update.
14810 * calls.c (emit_call_1): Update.
14811 (expand_call): Update.
14812 * bt-load.c (compute_defs_uses_and_gen): Update.
14813 * except.c (sjlj_assign_call_site_values): Update.
14814 (sjlj_emit_function_enter): Update.
14815 (can_throw_external): Update.
14816 (set_nothrow_function_flags): Update.
14817 (expand_builtin_unwind_init): Update.
14818 (expand_eh_return): Update.
14819 (convert_to_eh_region_ranges): Update.
14820 (output_function_exception_table): Update.
14821 * emit-rtl.c (gen_tmp_stack_mem): Update.
14822 * cfgexpand.c (expand_used_vars): Update.
14823 (tree_expand_cfg): Update.
14824 * cfgcleanup.c (rest_of_handle_jump): Update.
14825 * explow.c (allocate_dynamic_stack_space): Update.
14826 * varasm.c (assemble_start_function): Update.
14827 (force_const_mem): Update.
14828 (mark_constant_pool): Update.
14829 * tree-optimize.c (tree_rest_of_compilation): Update.
14830 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14831 * tree-cfg.c (notice_special_calls): Update.
14832 (is_ctrl_altering_stmt): Update.
14833 (tree_can_make_abnormal_goto): Update.
14834 (tree_purge_dead_abnormal_call_edges): Update.
14835 * config/alpha/predicates.md: Update.
14836 * config/alpha/alpha.c (alpha_sa_mask): Update.
14837 (alpha_sa_size): Update.
14838 (alpha_does_function_need_gp): Update.
14839 (alpha_expand_prologue): Update.
14840 (alpha_start_function): Update.
14841 (alpha_output_function_end_prologue): Update.
14842 (alpha_expand_epilogue): Update.
14843 * config/frv/frv.c (frv_stack_info): Update.
14844 (frv_expand_epilogue): Update.
14845 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14846 (s390_register_info): Update.
14847 (s390_frame_info): Update.
14848 (s390_init_frame_layout): Update.
14849 (s390_can_eliminate): Update.
14850 (save_gprs): Update.
14851 * config/spu/spu.c (spu_split_immediate): Update.
14852 (need_to_save_reg): Update.
14853 (spu_expand_prologue): Update.
14854 (spu_expand_epilogue): Update.
14855 * config/sparc/sparc.md: Update.
14856 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14857 (sparc_tls_got): Update.
14858 (legitimize_pic_address): Update.
14859 (sparc_emit_call_insn): Update.
14860 (sparc_expand_prologue): Update.
14861 (output_return): Update.
14862 (print_operand): Update.
14863 (sparc_function_ok_for_sibcall): Update.
14864 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14865 * config/m32r/m32r.md: Update.
14866 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14867 (m32r_compute_frame_size): Update.
14868 (m32r_expand_prologue): Update.
14869 (m32r_expand_epilogue): Update.
14870 (m32r_legitimize_pic_address): Update.
14871 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14872 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14873 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14874 (gen_push): Update.
14875 (ix86_save_reg): Update.
14876 (ix86_compute_frame_layout): Update.
14877 (ix86_expand_prologue): Update.
14878 (ix86_expand_epilogue): Update.
14879 * config/sh/sh.c (output_stack_adjust): Update.
14880 (calc_live_regs): Update.
14881 (sh5_schedule_saves): Update.
14882 (sh_expand_prologue): Update.
14883 (sh_expand_epilogue): Update.
14884 (sh_setup_incoming_varargs): Update.
14885 (sh_allocate_initial_value): Update.
14886 (sh_get_pr_initial_val): Update.
14887 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14888 * config/sh/sh.md (label:): Update.
14889 * config/avr/avr.c (out_movhi_mr_r): Update.
14890 * config/crx/crx.h (enum): Update.
14891 * config/xtensa/xtensa.h (along): Update.
14892 * config/stormy16/stormy16.c Update.
14893 (xstormy16_compute_stack_layout): Update.
14894 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14895 (fr30_expand_prologue): Update.
14896 * config/cris/cris.c (cris_conditional_register_usage): Update.
14897 (cris_reg_saved_in_regsave_area): Update.
14898 (cris_initial_frame_pointer_offset): Update.
14899 (cris_simple_epilogue): Update.
14900 (cris_expand_prologue): Update.
14901 (cris_expand_epilogue): Update.
14902 (cris_expand_pic_call_address): Update.
14903 (cris_asm_output_symbol_ref): Update.
14904 (cris_asm_output_label_ref): Update.
14905 * config/cris/cris.md Update.
14906 * config/iq2000/iq2000.c (compute_frame_size): Update.
14907 (iq2000_expand_epilogue): Update.
14908 * config/mt/mt.h (save_direction): Update.
14909 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14910 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14911 (ia64_secondary_reload_class): Update.
14912 * config/m68k/m68k.c (m68k_save_reg): Update.
14913 (m68k_expand_prologue): Update.
14914 (m68k_expand_epilogue): Update.
14915 (legitimize_pic_address): Update.
14916 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14917 (first_reg_to_save): Update.
14918 (first_altivec_reg_to_save): Update.
14919 (compute_vrsave_mask): Update.
14920 (compute_save_world_info): Update.
14921 (rs6000_stack_info): Update.
14922 (spe_func_has_64bit_regs_p): Update.
14923 (rs6000_ra_ever_killed): Update.
14924 (rs6000_emit_eh_reg_restore): Update.
14925 (rs6000_emit_allocate_stack): Update.
14926 (rs6000_emit_prologue): Update.
14927 (rs6000_emit_epilogue): Update.
14928 (rs6000_output_function_epilogue): Update.
14929 (output_profile_hook): Update.
14930 (rs6000_elf_declare_function_name): Update.
14931 * config/rs6000/rs6000.h (rs6000_args): Update.
14932 * config/rs6000/rs6000.md: Update.
14933 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14934 * config/arc/arc.c (arc_output_function_epilogue): Update.
14935 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14936 * config/darwin.c (machopic_function_base_name): Update.
14937 * config/score/score3.c (score3_compute_frame_size): Update.
14940 (score3_epilogue): Update.
14941 * config/score/score7.c (score7_compute_frame_size): Update.
14942 (score7_prologue): Update.
14943 (score7_epilogue): Update.
14944 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14945 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14946 * config/arm/arm.c (use_return_insn): Update.
14947 (require_pic_register): Update.
14948 (arm_load_pic_register): Update.
14949 (arm_compute_save_reg0_reg12_mask): Update.
14950 (arm_compute_save_reg_mask): Update.
14951 (thumb1_compute_save_reg_mask): Update.
14952 (output_return_instruction): Update.
14953 (arm_output_function_prologue): Update.
14954 (arm_output_epilogue): Update.
14955 (arm_get_frame_offsets): Update.
14956 (arm_expand_prologue): Update.
14957 (thumb_pushpop): Update.
14958 (thumb_exit): Update.
14959 (thumb1_expand_prologue): Update.
14960 (thumb1_expand_epilogue): Update.
14961 (arm_unwind_emit): Update.
14962 (arm_output_fn_unwind): Update.
14963 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14964 * config/arm/arm.md: Update.
14965 * config/pa/pa.md: Update.
14966 * config/pa/pa.c (legitimize_pic_address): Update.
14967 (compute_frame_size): Update.
14968 (hppa_expand_prologue): Update.
14969 (hppa_expand_epilogue): Update.
14970 (borx_reg_operand): Update.
14971 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14972 (HARD_REGNO_RENAME_OK): Update.
14973 * config/mips/mips.c (mips_global_pointer): Update.
14974 (mips_save_reg_p): Update.
14975 (mips_compute_frame_info): Update.
14976 (mips_frame_pointer_required): Update.
14977 (mips_expand_prologue): Update.
14978 (mips_expand_epilogue): Update.
14979 (mips_can_use_return_insn): Update.
14980 (mips_reorg_process_insns): Update.
14981 * config/v850/v850.c (compute_register_save_size): Update.
14982 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14983 * config/mmix/mmix.c (along): Update.
14984 (mmix_expand_epilogue): Update.
14985 * config/bfin/bfin.c (legitimize_pic_address): Update.
14986 (must_save_p): Update.
14987 (stack_frame_needed_p): Update.
14988 (add_to_reg): Update.
14989 (bfin_expand_prologue): Update.
14990 * stmt.c (expand_asm_operands): Update.
14991 * reload1.c (reload): Update.
14992 (init_elim_table): Update.
14994 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14996 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14998 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15000 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15001 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15002 (mov<mode>): Removed.
15003 (*movv4sf_internal): Likewise.
15004 (*movv2df_internal): Likewise.
15006 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15008 * config.gcc (crx-*-elf): Remove deprecation.
15010 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15012 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15013 __gcc_deregister_frame with atexit.
15014 (deregister_frame_dtor): Remove.
15016 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15017 Nathan Sidwell <nathan@codesourcery.com>
15019 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15021 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15022 (rs6000_isel): Likewise.
15023 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15024 (rs6000_isel): New variable.
15025 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15027 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15030 * c-common.c (handle_vector_size_attribute): Call
15031 lang_hooks.types.reconstruct_complex_type instead of
15032 reconstruct_complex_type.
15033 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15034 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15035 * langhooks.h (struct lang_hooks_for_types): Add
15036 reconstruct_complex_type hook.
15037 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15038 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15040 2008-04-24 Richard Guenther <rguenther@suse.de>
15042 * c-common.h (check_builtin_function_arguments): Declare.
15043 * c-common.c (validate_nargs): New function.
15044 (check_builtin_function_arguments): Likewise.
15045 * c-typeck.c (build_function_call): Call
15046 check_builtin_function_arguments.
15047 * builtins.c (fold_builtin_classify): Remove error reporting code.
15048 (fold_builtin_unordered_cmp): Likewise.
15049 (fold_builtin_1): Likewise.
15050 (fold_builtin_n): Likewise.
15052 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15054 PR tree-optimization/36008
15055 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15056 the original op1, rather than delta by step.
15058 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15059 Sebastian Pop <sebastian.pop@amd.com>
15061 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15062 eliminate_local_variables_stmt, eliminate_local_variables,
15063 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15064 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15065 of code delimited by two edges in the CFG.
15066 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15067 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15068 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15069 the case of parallelisation of reductions.
15070 (expr_invariant_in_region_p): New.
15072 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15073 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15075 2008-04-24 Ira Rosen <irar@il.ibm.com>
15076 Richard Guenther <rguenther@suse.de>
15078 PR tree-optimization/36034
15079 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15080 incapable of dealing with loads with gaps.
15082 2008-04-24 Rafael Espindola <espindola@google.com>
15084 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15085 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15086 vrp_evaluate_conditional.
15087 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15088 (vrp_evaluate_conditional): Split the cond argument.
15089 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15090 (simplify_stmt_for_jump_threading): Update call to
15091 vrp_evaluate_conditional.
15093 2008-04-24 Ira Rosen <irar@il.ibm.com>
15095 PR tree-optimization/35982
15096 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15097 interleaved data-refs are of the same type.
15099 2008-04-24 Danny Smith <dannysmith@users.net>
15101 * c-format.c (check_format_info_main): Use strncmp rather than a
15102 magic prefix to handle multichar length specs.
15103 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15104 Don't prefix "I64" and "I32" with '\0'.
15106 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15109 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15110 in registers for -m32 only if stdarg_p (fntype).
15112 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15114 PR rtl-optimization/36006
15115 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15116 temp to op0 in order to avoid invalid rtx sharing.
15118 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15120 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15121 check TREE_INVARIANT.
15122 * tree-gimple.c (is_gimple_address): New.
15123 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15124 * tree-gimple.h (is_gimple_address): New.
15125 * tree.h (decl_address_invariant_p): New.
15126 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15127 (build_string): Likewise.
15128 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15129 (tree_invariant_p_1): Likewise.
15130 (save_expr): Use it.
15131 (tree_invariant_p): New.
15132 (skip_simple_arithmetic): Use it.
15133 (stabilize_reference_1): Use it.
15134 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15136 (build1_stat): Drop code to compute TREE_INVARIANT.
15137 (build2_stat): Drop code to compute TREE_INVARIANT.
15138 (build3_stat): Drop code to compute TREE_INVARIANT.
15139 (build4_stat): Drop code to compute TREE_INVARIANT.
15140 (build5_stat): Drop code to compute TREE_INVARIANT.
15141 (build7_stat): Drop code to compute TREE_INVARIANT.
15142 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15143 * tree.h (struct tree_base): Remove invariant_flag.
15144 (TREE_INVARIANT): Remove.
15145 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15146 (fold_builtin_expect): Check TREE_CONSTANT.
15147 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15148 * c-tree.h (c_expr_to_decl): Drop third parameter.
15149 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15150 (build_c_cast): Don't set TREE_INVARIANT.
15151 (pop_init_level): Don't set TREE_INVARIANT.
15152 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15153 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15155 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15156 (gimplify_addr_expr): Adjust comment.
15157 * tree-mudflap.c (mf_build_string):
15158 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15159 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15160 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15161 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15162 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15163 * langhooks.h (struct lang_hooks): Drop third parameter from
15166 2008-04-23 Richard Guenther <rguenther@suse.de>
15168 PR tree-optimization/27799
15169 PR tree-optimization/32921
15170 PR tree-optimization/32624
15171 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15172 SMTs aliases and the tag itself into the solution.
15173 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15174 merge the points-to solution back into the SMT aliases.
15175 (may_alias_p): Use alias_set_subset_of instead of
15176 aliases_conflict_p. A pointer which points to
15177 memory with alias set zero may access any variable.
15179 2008-04-23 Richard Guenther <rguenther@suse.de>
15181 * alias.c (alias_set_subset_of): Correctly handle asking
15182 if zero is a subset of an alias set with zero child.
15183 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15184 (compute_flow_insensitive_aliasing): Correctly walk all
15185 pointers. Do not unnecessarily union sets.
15187 2008-04-23 Richard Guenther <rguenther@suse.de>
15189 PR middle-end/36021
15190 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15192 2008-04-22 Tomas Bily <tbily@suse.cz>
15194 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15196 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15198 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15199 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15200 * tree-inline.c (estimate_num_insns_1): Likewise.
15201 * varasm.c (const_hash_1, compare_constant, copy_constant)
15202 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15203 * emit-rtl.c (component_ref_for_mem_expr)
15204 (set_mem_attributes_minus_bitpos): Likewise.
15205 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15206 (is_aligning_offset): Likewise.
15207 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15208 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15209 * dojump.c (do_jump): Likewise.
15210 * builtins.c (get_pointer_alignment, get_memory_rtx)
15211 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15212 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15214 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15216 PR rtl-optimization/36017
15217 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15218 expanding the library call.
15220 2008-04-22 Ian Lance Taylor <iant@google.com>
15222 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15223 than size_in_bytes.
15225 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15227 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15228 of LR/CTR moves for Power6.
15230 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15232 PR middle-end/36003
15233 * passes.c (init_optimization_passes): Remove
15234 pass_fast_rtl_byte_dce.
15236 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15239 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15240 builtin functions to generate faster code.
15241 (_mm_cvtpu16_ps): Ditto.
15242 (_mm_cvtpi32x2_ps): Ditto.
15244 2008-04-22 Nick Clifton <nickc@redhat.com>
15246 * common.opt (ftree-loop-distribution): Add Optimization
15249 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15250 (frv_expand_builtin_va_start): Likewise.
15252 * config/arm/arm.c (thumb_find_work_register): Fix location of
15253 argument register count.
15255 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15257 Support scheduling for ColdFire V1 and V3 microarchitecture.
15258 Improve scheduling of multiplication instructions.
15260 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15261 (mac): New instruction attribute.
15262 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15263 (m68k_sched_mac): New variable.
15264 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15265 Handle cfv1 and cfv3.
15266 (max_insn_size): New static variable.
15267 (struct _sched_ib): New type.
15268 (sched_ib): New static variable.
15269 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15270 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15271 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15273 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15274 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15275 new variables. Update.
15276 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15277 Add modeling of cfv3 instruction buffer. Update.
15278 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15279 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15280 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15281 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15282 a particular reservation applies to.
15283 (type2): Reorganize attribute values. Rename alu to alu_reg,
15284 alu_l to alu, move_l to omove. Join move to alu. Split mul
15285 to mul_l and mul_w.
15286 (cf_ib_*): Simplify description of instruction buffer.
15287 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15288 (cf_mem): Split into cf_mem1 and cf_mem2.
15289 (cf_v2_move_??): Rename to cfv12_alu_??.
15290 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15291 (cf_v2_mul_??): Remove reservations.
15292 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15293 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15294 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15296 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15297 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15298 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15299 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15300 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15301 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15302 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15303 expansions of the above reservations for instructions of sizes
15306 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15308 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15310 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15312 * coverage.c: Include tree-pass.h.
15313 (coverage_counter_alloc): Print da_file_name to the dump file.
15315 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15317 * sbitmap.c (sbitmap_range_empty_p): New function.
15318 * sbitmap.h (sbitmap_range_empty_p): New function.
15319 * bitmap.h: Now includes obstack.h.
15321 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15322 Kenneth Zadeck <zadeck@naturalbridge.com>
15324 * dbgcnt.def (ra_byte_scan): Added.
15325 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15326 when the last hit happens for a counter.
15327 * timevar.def (TV_DF_BYTE_LR): New variable.
15328 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15329 * passes.c (pass_fast_rtl_byte_dce): New pass.
15330 * fwprop.c (update_df): Added mode to call df_ref_create.
15331 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15332 DF_REF_EXTRACT_OFFSET.
15333 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15334 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15336 (df_ref_extract): Added mode field.
15337 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15338 DF_REF_EXTRACT_OFFSET.
15339 (DF_REF_EXTRACT_MODE): New macro.
15340 (df_byte_lr_bb_info): New structure.
15341 (df_print_byte_regset, df_compute_accessed_bytes,
15342 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15343 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15344 df_byte_lr_simulate_uses,
15345 df_byte_lr_simulate_artificial_refs_at_top,
15346 df_byte_lr_simulate_artificial_refs_at_end,
15347 df_compute_accessed_bytes): New function.
15348 (df_ref_create): Add parameter.
15349 (df_byte_lr_get_bb_info): New inline function.
15350 * df-scan.c (df_ref_record, df_uses_record,
15351 df_ref_create_structure): Added mode parameter.
15352 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15353 df_defs_record, df_uses_record, df_get_conditional_uses,
15354 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15355 df_entry_block_defs_collect, df_exit_block_uses_collect):
15356 Added mode parameter to calls to df_ref_record, df_uses_record,
15357 df_ref_create_structure.
15358 (df_ref_equal_p, df_ref_compare): Added test for modes.
15359 (df_ref_create_structure): Added code to set mode. Renamed
15360 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15361 DF_REF_EXTRACT_OFFSET.
15362 * df-core.c (df_print_byte_regset): New function.
15363 * df-byte-scan.c: New file.
15364 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15365 calls to BITMAP_FREE.
15366 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15367 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15368 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15369 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15370 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15371 df_byte_lr_local_compute, df_byte_lr_init,
15372 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15373 df_byte_lr_transfer_function, df_byte_lr_free,
15374 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15375 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15376 df_byte_lr_simulate_uses,
15377 df_byte_lr_simulate_artificial_refs_at_top,
15378 df_byte_lr_simulate_artificial_refs_at_end): New function.
15379 * dce.c (byte_dce_process_block): New function.
15380 (dce_process_block): au is now passed in rather than computed
15381 locally. Changed loops that look at artificial defs to not look
15382 for conditional or partial ones, because there never are any.
15383 (fast_dce): Now is able to drive byte_dce_process_block or
15384 dce_process_block depending on the kind of dce being done.
15385 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15386 (rest_of_handle_fast_byte_dce): New function.
15387 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15388 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15390 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15393 * gcc.h: Added fortran options that take arguments to
15394 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15397 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15399 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15400 scalarization if on the LHS and not a full access.
15402 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15404 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15406 2008-04-18 Rafael Espindola <espindola@google.com>
15408 * tree-vrp.c (find_case_label_index): Fix the binary search.
15409 (find_case_label_range): New.
15410 (vrp_visit_switch_stmt): Use find_case_label_range.
15411 (simplify_switch_using_ranges): Use find_case_label_range.
15413 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15415 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15416 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15418 2008-04-18 Tom Tromey <tromey@redhat.com>
15421 * doc/cpp.texi (Implementation-defined behavior): Mention
15424 2008-04-18 Ian Lance Taylor <iant@google.com>
15426 * fold-const.c (pointer_may_wrap_p): New static function.
15427 (fold_comparison): Add another test for pointer overflow. Use
15428 pointer_may_wrap_p to disable some false positives.
15430 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15432 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15433 (fname_as_string): Match updated cpp_interpret_string prototype.
15434 (fix_string_type): Support char16_t* and char32_t*.
15435 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15436 derivative) nodes. Register as builtin if C++0x.
15437 (c_parse_error): Support CPP_CHAR{16,32}.
15438 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15439 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15440 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15441 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15442 CTI_CHAR32_ARRAY_TYPE>: New elements.
15443 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15444 char32_type_node, signed_char32_type_node, char16_array_type_node,
15445 char32_array_type_node): New defines.
15446 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15447 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15448 (lex_string): Support CPP_STRING{16,32}, match updated
15449 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15450 (lex_charconst): Support CPP_CHAR{16,32}.
15451 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15452 and CPP_STRING{16,32}.
15454 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15457 * aclocal.m4: Regenerate.
15458 * configure: Regenerate.
15460 2008-04-18 Jan Hubicka <jh@suse.cz>
15462 * except.c (dw2_size_of_call_site_table,
15463 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15465 * cgraphbuild.c (build_cgraph_edges): Update.
15466 * tree-pass.h: Update comment.
15467 * final.c (leaf_function_p): Update.
15468 (leaf_renumber_regs): Update.
15469 (rest_of_clean_state): Update.
15470 * omp-low.c (expand_omp_parallel): Update.
15471 * ipa-reference.c (analyze_function): Update.
15472 * reorg.c (find_end_label): Update.
15473 (optimize_skip): Update.
15474 (fill_simple_delay_slots): Update.
15475 (fill_simple_delay_slots): Update.
15476 (make_return_insns): Update.
15477 (dbr_schedule): Update.
15478 * gimple-low.c (record_vars_into): Update.
15479 * cfgbuild.c (make_edges): Update.
15480 * function.c (assign_stack_local): Update.
15481 (assign_parm_adjust_stack_rtl): Update.
15482 (locate_and_pad_parm): Update.
15483 (allocate_struct_function): Do not initialize stack_alignment_needed
15484 and preferred_stack_boundary here.
15485 (stack_protect_prologue): Update.
15486 (stack_protect_epilogue): Update.
15487 (expand_function_start): Initialize stack_alignment_needed,
15488 preferred_stack_boundary and max_jumptable_ents.
15489 (expand_function_end): Update.
15490 (free_after_compilation): Do not NULLify epilogue_delay_list.
15491 * function.h (struct rtl_data): Add stack_protect_guard,
15492 stack_alignment_needed,
15493 preferred_stack_boundary, epilogue_delay_list.
15494 (struct function): Remove value_histograms, stack_alignment_needed,
15495 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15497 unexpanded_var_list, stack_protect_guard.
15498 (current_function_epilogue_delay_list): Remove.
15499 * ipa-type-escape.c (analyze_function): Update.
15500 * gimplify.c (pop_gimplify_context): Update comment.
15501 * calls.c (expand_call): Update.
15502 (emit_library_call_value_1): Update.
15503 * except.c (set_nothrow_function_flags): Update.
15504 * cfgexpand.c (get_decl_align_unit): Update.
15505 (create_stack_guard): Update.
15506 (estimated_stack_frame_size): Update.
15507 (expand_used_vars): Update.
15508 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15509 * explow.c (allocate_dynamic_stack_space): Update.
15510 * tree-ssa-live.c (remove_unused_locals): Update.
15511 * varasm.c (mark_constant_pool): Update.
15512 * tree-inline.c (remap_decls): Update.
15513 (initialize_cfun): Update.
15514 (declare_return_variable): Update.
15515 (inline_forbidden_p): Update.
15516 (expand_call_inline): Update.
15517 (declare_inline_vars): Update.
15518 (tree_function_versioning): Update.
15519 * tree-flow.h (value_histograms): New.
15520 (VALUE_HISTOGRAMS): New macro.
15521 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15523 * tree-cfg.c (set_bb_for_stmt): Update.
15524 (replace_by_duplicate_decl): Update.
15525 (move_block_to_fn): Update.
15526 (new_label_mapper): Update.
15527 (dump_function_to_file): Update.
15528 * ipa-struct-reorg.c (build_data_structure): Update.
15529 * cfgrtl.c (print_rtl_with_bb): Update.
15530 * reload1.c (reload): Update.
15532 * config/i386/i386.c (setup_incoming_varargs_64,
15533 ix86_compute_frame_layout): Update.
15534 * config/arc/arc.c (arc_output_function_epilogue): Update.
15536 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15538 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15539 for FreeBSD as well.
15540 * gthr-posix95.h: Likewise.
15542 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15544 PR rtl-optimization/35838
15545 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15546 out the byte offset of the first subreg.
15548 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15550 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15551 to split_ti instead of three separate calls with single member arrays.
15552 (subti3 splitter): Ditto.
15553 (adddi3 splitter): Ditto with split_di.
15554 (subdi3 splitter): Ditto.
15555 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15556 two separate calls with single member arrays. Swap match_dup
15557 operands 1 and 2 to better fit into the array.
15558 (negdi2 splitter): Ditto with split_di.
15559 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15560 two separate calls with single member arrays. Swap match_dup operands
15561 6 and 7 to better fit into the array.
15563 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15565 * config/i386/i386.c (sse_builtin_type): New.
15566 (bdesc_sse_args): Likewise.
15567 (bdesc_sse_3arg): Removed.
15568 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15569 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15570 IX86_BUILTIN_ROUNDPS.
15571 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15572 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15573 IX86_BUILTIN_ROUNDPS.
15574 (ix86_expand_sse_4_operands_builtin): Removed.
15575 (ix86_expand_sse_operands_builtin): New.
15576 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15577 and CODE_FOR_sse4_1_roundps.
15578 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15579 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15581 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15584 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15585 regs before frame pop when needed. If use_backchain_to_restore_sp
15586 then load backchain into a temp reg to restore vr and vrsave. Add
15587 code to restore vr after frame pop if possible.
15589 2008-04-17 Richard Guenther <rguenther@suse.de>
15591 * tree-vn.c (expressions_equal_p): Do not check type
15592 equality or compatibility before calling operand_equal_p.
15593 * fold-const.c (operand_equal_p): Check equivalence of
15594 integer constants before bailing out due to signedness or
15595 precision differences.
15596 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15597 spurious differences in type qualification. Ignore types
15598 for COMPONENT_REFs at all.
15600 2008-04-17 Christian Bruel <christian.bruel@st.com>
15602 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15603 msw_skip comparison.
15605 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15608 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15611 PR tree-optimization/35899
15612 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15613 rather than TREE_OPERAND.
15615 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15618 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15619 temporary registers. Change operand predicate to general_operand.
15620 (remainderxf3): Ditto.
15622 2008-04-16 Richard Guenther <rguenther@suse.de>
15624 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15625 * tree-affine.c (aff_combination_expand): Look through some
15628 2008-04-15 Doug Kwan <dougkwan@google.com>
15630 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15632 * tree-pretty-print.c (dump_generic_node): Ditto.
15633 * final.c (output_addr_const): Ditto.
15634 * dwarf2out.c (output_cfi): Ditto.
15635 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15636 * print-rtl.c (print_rtx): Ditto.
15637 * print-tree.c (print_node_brief, print_node): Ditto.
15638 * c-common.c (match_case_to_enum_1): Ditto.
15639 * sched-vis.c (print_value): Ditto.
15640 * config/i386/i386.c (print_operand): Cast to long unsigned int
15643 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15644 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15645 MS Windows VirtualProtect function.
15647 2008-04-15 Jan Hubicka <jh@suse.cz>
15649 * gengtype.c (write_root): Param_is argument is OK.
15650 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15651 * function.h: Include varray.h
15652 (rtl_eh): New stucture based on except.c one.
15653 (call_site_record): New forward declaration and vector type.
15654 * calls.c (emit_call_1): Do not call
15655 note_current_region_may_contain_throw.
15656 * except.c (eh_status): Remove cur_region, try_region since they are
15658 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15659 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15660 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15661 Remove call_site_data_used, call_site_data_size.
15662 Turn call_site_record into vector in function.h.
15663 (note_current_region_may_contain_throw): Remove.
15664 (get_exception_pointer, get_exception_filter): Do not take struct
15665 function argument; update.
15666 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15667 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15668 build_post_landing_pads, dw2_build_landing_pads,
15669 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15670 sjlj_emit_function_enter, sjlj_emit_function_enter,
15671 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15672 sjlj_build_landing_pads, finish_eh_generation,
15673 remove_exception_handler_label, remove_eh_handler,
15674 maybe_remove_eh_handler, add_reachable_handler,
15675 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15676 add_action_record, collect_one_action_chain, add_call_site,
15677 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15678 sjlj_output_call_site_table, output_function_exception_table,
15679 * except.h (note_current_region_may_contain_throw): Remove
15680 (get_exception_pointer, get_exception_filter): Do not take struct
15682 * Makefile.in (GTFILES): Put varargs before struct function.
15684 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15686 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15687 punt for STRING_CST.
15688 (get_constraint_for): Deal with STRING_CST here instead.
15690 2008-04-15 Richard Guenther <rguenther@suse.de>
15692 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15693 statements in a basic-block with a backward walk. Do not
15694 substitute into dead statements but instead remove those.
15696 2008-04-15 Richard Guenther <rguenther@suse.de>
15698 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15699 to zero, thus disable creation of SFTs.
15701 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15703 * tree-predcom.c (suitable_reference_p): Return false if the
15704 reference can throw.
15706 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15709 * c-decl.c (finish_decl): If extern or static var has variable
15710 size, set TREE_TYPE (decl) to error_mark_node.
15712 2008-04-15 Rafael Espindola <espindola@google.com>
15714 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15717 2008-04-15 Richard Guenther <rguenther@suse.de>
15719 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15720 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15721 (visit_reference_op_load): Do walk vuse-vdef chains on
15722 vn_reference_lookup.
15723 (visit_reference_op_store): But do not here.
15724 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15725 vn_reference_lookup.
15726 (vn_lookup_with_vuses): But do so here.
15728 2008-04-14 Ian Lance Taylor <iant@google.com>
15730 * fold-const.c (fold_overflow_warning): Remove assertion.
15732 2008-04-15 Ben Elliston <bje@au.ibm.com>
15734 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15735 temp1 local variables.
15737 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15740 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15741 ".text.unlikely" section as executable.
15743 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15745 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15746 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15747 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15748 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15749 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15750 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15751 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15753 2008-04-14 Ian Lance Taylor <iant@google.com>
15755 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15756 * fold-const.c (fold_comparison): If appropriate, test
15757 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15758 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15759 reassociating a pointer type.
15760 * doc/invoke.texi (Optimize Options): Document that
15761 -fstrict-overflow applies to pointer wraparound.
15763 2008-04-13 Jan Hubicka <jh@suse.cz>
15765 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15767 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15769 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15770 we are going to "save the world".
15772 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15774 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15775 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15776 operand 0 constraint, not "=".
15778 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15780 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15782 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15784 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15785 of size of positions_needed * CHAR_BIT.
15787 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15789 PR middle-end/35897
15790 * dse.c (store_info): Change positions_needed to unsigned
15792 (lowpart_bitmask): New.
15793 (record_store): Cast to unsigned HOST_WIDE_INT for
15794 positions_needed. Assert width <= size of positions_needed *
15795 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15796 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15797 lowpart_bitmask to set mask.
15799 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15801 * config/bfin/constraints.md: New file.
15802 * config/bfin/bfin.md: Include it.
15803 (adddi3): Use satisfies_constraint functions instead of the old macros.
15804 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15805 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15806 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15807 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15808 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15809 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15810 EXTRA_CONSTRAINT): Delete.
15811 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15812 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15814 * config/bfin/bfin.c: Include "tm-constrs.h".
15815 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15816 Use satisfies_constraint functions instead of the old macros.
15817 * doc/md.texi (Blackfin Constraints): Update file name reference.
15819 2008-04-11 Richard Guenther <rguenther@suse.de>
15821 PR tree-optimization/35869
15822 * tree-vrp.c (execute_vrp): Move switch statement update after
15823 jump threading. Schedule another cfg cleanup run.
15825 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15828 * attribs.c (decl_attributes): Return early on errorneous node.
15830 2008-04-10 Oleg Ryjkov <olegr@google.com>
15832 * tree.h (struct tree_base): Added a new flag default_def_flag.
15833 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15835 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15837 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15839 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15842 * pa.md: Define mode iterator P. Define mode attribute dwc.
15843 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15844 (icacheflush): Likewise.
15845 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15846 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15848 2008-04-11 Ben Elliston <bje@au.ibm.com>
15850 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15852 2008-04-10 Rafael Espindola <espindola@google.com>
15854 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15855 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15856 (extract_range_from_expr): The same.
15858 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15860 * config/mips/mips.md (GPR2): New mode iterator.
15861 (seq): Add comment.
15862 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15863 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15864 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15865 Rewrite these to take two modes, the mode of comparison and the
15866 mode of the destination.
15867 * config/mips/mips.c (mips_expand_scc): Instead of having
15868 paradoxical subreg as destination, expand "narrowing" scc if mode
15869 of comparison is SI and target is requested in DI mode.
15870 (mips_emit_int_order_test): Update comment. Make mode of
15871 comparison match CMP0 rather than TARGET. When creating inverse
15872 target use mode of TARGET.
15874 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15876 * gcov-dump.c (tag_summary): Only print summaries for the first
15877 GCOV_COUNTERS_SUMMABLE counters.
15879 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15881 * config/i386/i386.md (absneg): New code iterator.
15882 (absnegprefix): New code attribute.
15883 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15884 patterns using absneg code iterator.
15885 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15886 using absneg code iterator.
15887 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15888 *neg<mode>2 patterns using absneg code iterator.
15889 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15890 *negextendsfdf2 patterns using absneg code iterator.
15891 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15892 *negextendsfxf2 patterns using absneg code iterator.
15893 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15894 *negextendsfdf2 patterns using absneg code iterator.
15895 * config/i386/sse.md (<code><mode>2): Macroize expander from
15896 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15898 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15900 * config/s390/s390.h: Remove the remains of the recent search
15901 & replace action of current_function_outgoing_args_size.
15903 2008-04-10 Ira Rosen <irar@il.ibm.com>
15905 PR tree-optimization/35821
15906 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15907 NEW_STMT_LIST is not NULL.
15909 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15912 * toplev.c (process_options): Remove -ffunction-sections debugging
15915 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15917 PR middle-end/PR28690
15918 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15919 than gen_rtx_fmt_ee to perform more canonicalizations.
15921 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15924 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15926 2008-04-09 Richard Guenther <rguenther@suse.de>
15928 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15929 (dump_function_to_file): Dump function arguments with types.
15931 2008-04-08 Richard Guenther <rguenther@suse.de>
15933 * fold-const.c (fold_widened_comparison): Do not allow
15934 sign-changes that change the result.
15936 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15939 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15940 kinds of indirect references.
15942 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15944 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15945 GNU Fortran language string.
15947 2008-04-08 Rafael Espindola <espindola@google.com>
15949 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15950 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15951 * tree.h (tree_call_nonnegative_warnv_p): New.
15953 2008-04-08 Jan Hubicka <jh@suse.cz>
15955 * function.c (free_after_compilation): Clear out regno_reg_rtx
15958 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15961 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15963 PR middle-end/PR28690
15964 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15965 same precedence as REG_POINTER and MEM_POINTER operands.
15967 2008-04-08 Richard Guenther <rguenther@suse.de>
15969 PR middle-end/35834
15970 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15971 for adding index to base.
15973 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15975 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15976 (MINGW_ENABLE_EXECUTE_STACK): New.
15977 (IN_LIBGCC2): For libgcc include windows.h file for
15978 function declarations.
15980 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15982 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15983 and tem2 if tem1 is not a REG or MULT.
15985 2008-04-08 Jan Hubicka <jh@suse.cz>
15987 * function.h (incomming_args): Break out of struct function.
15988 (function_subsections): Break out of struct function.
15989 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15990 return_rtx and hard_reg_initial_vals from struct function.
15991 Kill inl_max_label_num.
15992 (current_function_pops_args, current_function_args_info,
15993 current_function_args_size, current_function_args_size,
15994 current_function_pretend_args_size,
15995 current_function_outgoing_args_size,
15996 current_function_internal_arg_pointer, current_function_return_rtx):
15997 Kill compatibility accestor macros.
15998 * builtins.c (expand_builtin_apply_args_1): Update.
15999 (expand_builtin_next_arg): Update.
16000 * df-scan.c (df_get_call_refs): Update.
16001 * dbxout.c (dbxout_function_end): Update.
16002 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16003 (output_line_info): Update.
16004 (secname_for_decl): Update.
16005 (dwarf2out_var_location): Update.
16006 * function.c (free_after_compilation): Update.
16007 (assign_parm_find_stack_rtl): Update.
16008 (assign_parms): Update.
16009 (expand_dummy_function_end): Update.
16010 (expand_function_end): Update.
16011 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16012 (expand_call): Update.
16013 (emit_library_call_value_1): Update.
16014 (store_one_arg): Update.
16015 * varasm.c (initialize_cold_section_name): Update.
16016 (unlikely_text_section): Update.
16017 (unlikely_text_section_p): Update.
16018 (assemble_start_function): Update.
16019 (assemble_end_function): Update.
16020 (default_section_type_flags): Update.
16021 (switch_to_section): Update.
16022 * integrate.c (set_decl_abstract_flags): Update.
16023 (get_hard_reg_initial_val): Update.
16024 (has_hard_reg_initial_val): Update.
16025 (allocate_initial_values): Update.
16026 * resource.c (init_resource_info): Update.
16027 * config/alpha/alpha.c (NUM_ARGS): Update.
16028 (direct_return): Update.
16029 (alpha_va_start): Update.
16030 (alpha_sa_size): Update.
16031 (alpha_initial_elimination_offset): Update.
16032 (alpha_expand_prologue): Update.
16033 (alpha_start_function): Update.
16034 (alpha_expand_epilogue): Update.
16035 (unicosmk_initial_elimination_offset):
16036 * config/alpha/alpha.md (call expander): Update.
16037 * config/s390/s390.c (s390_register_info): Update.
16038 (s390_register_info): Update.
16039 (s390_frame_info): Update.
16040 (s390_initial_elimination_offset): Update.
16041 (s390_build_builtin_va_list): Update.
16042 (s390_va_start): Update.
16043 * config/spu/spu.c (direct_return): Update.
16044 (spu_expand_prologue): Update.
16045 (spu_initial_elimination_offset): Update.
16046 (spu_build_builtin_va_list): Update.
16047 (spu_va_start): Update.
16048 * config/sparc/sparc.c (sparc_init_modes): Update.
16049 (sparc_compute_frame_size): Update.
16050 (function_value): Update.
16051 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16052 * config/i386/i386.md (return expander): Update.
16053 * config/i386/i386.c (ix86_va_start): Update.
16054 (ix86_can_use_return_insn_p): Update.
16055 (ix86_compute_frame_layout): Update.
16056 (ix86_expand_epilogue): Update.
16057 * config/sh/sh.c (output_stack_adjust): Update.
16058 (calc_live_regs): Update.
16059 (sh_expand_prologue): Update.
16060 (sh_builtin_saveregs): Update.
16061 (sh_va_start): Update.
16062 (initial_elimination_offset): Update.
16063 (sh_allocate_initial_value): Update.
16064 (sh_function_ok_for_sibcall): Update.
16065 (sh_get_pr_initial_val): Update.
16066 * config/sh/sh.md (return expander): Update.
16067 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16068 * config/crx/crx.c (crx_compute_frame): UPdate.
16069 (crx_initial_elimination_offset): UPdate.
16070 * config/xtensa/xtensa.c (compute_frame_size): Update
16071 (xtensa_builtin_saveregs): Update.
16072 (xtensa_va_start): Update.
16073 (order_regs_for_local_alloc): Update.
16074 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16075 (xstormy16_expand_builtin_va_start): Update.
16076 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16077 * config/m68hc11/m68hc11.md (return expanders): Update.
16078 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16079 (expand_epilogue): Update.
16080 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16081 (cris_simple_epilogue): Update.
16082 (cris_expand_prologue): Update.
16083 (cris_expand_epilogue): Update.
16084 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16085 (compute_frame_size): Update.
16086 * config/mt/mt.c (mt_compute_frame_size): Update.
16087 * config/mn10300/mn10300.c (expand_prologue): Update.
16088 (expand_epilogue): Update.
16089 (initial_offset): Update.
16090 (mn10300_builtin_saveregs):
16091 * config/mn10300/mn10300.md (return expander): Update.
16092 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16093 (ia64_initial_elimination_offset): Update.
16094 (ia64_initial_elimination_offset): Update.
16095 (ia64_expand_prologue): Update.
16096 * config/m68k/m68k.md (return expander): Update.
16097 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16098 (rs6000_stack_info): Update.
16099 * config/mcore/mcore.c (layout_mcore_frame): Update.
16100 (mcore_expand_prolog): Update.
16101 * config/arc/arc.c (arc_compute_frame_size): Update.
16102 * config/score/score3.c (score3_compute_frame_size): Update.
16103 * config/score/score7.c (score7_compute_frame_size): Update.
16104 * config/arm/arm.c (use_return_insn): Update.
16105 (thumb_find_work_register): Update.
16106 (arm_compute_save_reg_mask): Update.
16107 (arm_output_function_prologue): Update.
16108 (arm_output_epilogue): Update.
16109 (arm_size_return_regs): Update.
16110 (arm_get_frame_offsets): Update.
16111 (arm_expand_prologue): Update.
16112 (thumb_exit): Update.
16113 (thumb_unexpanded_epilogue): Update.
16114 (thumb1_output_function_prologue): Update.
16115 * config/pa/pa.md (return expander): Update.
16116 * config/pa/pa.c (compute_frame_size): Update.
16117 (hppa_builtin_saveregs): Update.
16118 * config/mips/mips.c (mips_va_start): Update.
16119 (mips16_build_function_stub): Update.
16120 (mips_compute_frame_info): Update.
16121 (mips_restore_gp): Update.
16122 (mips_output_function_prologue): Update.
16123 (mips_expand_prologue): Update.
16124 * config/v850/v850.c (compute_frame_size): Update.
16125 (expand_prologue): * config/mmix/mmix.c (along): update.
16126 (mmix_initial_elimination_offset): update.
16127 (mmix_reorg): update.
16128 (mmix_use_simple_return): update.
16129 (mmix_expand_prologue): update.
16130 (mmix_expand_epilogue): Update.
16131 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16132 (emit_link_insn): Update.
16134 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16136 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16137 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16139 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16142 2008-04-07 Jan Hubicka <jh@suse.cz>
16144 * function.h (rtl): Rename to x_rtl.
16145 (crtl): New define.
16146 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16147 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16148 used_temp_slots avail_temp_slots, temp_slot_level,
16149 nonlocal_goto_handler_labels): Update accesstors.
16150 (rtl): New global variable.
16151 (struct function): Move some fileds to rtl_data.
16152 (get_arg_pointer_save_area): Update prototype.
16153 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16154 get_arg_pointer_save_area.
16155 * expr.c (init_expr): Update
16156 * function.c (get_frame_size): Update
16157 (assign_stack_local): Update
16158 (expand_function_end): Update.
16159 (get_art_pointer_save_area): Update
16161 * emit-rtl.c (rtl): Declare.
16162 (regno_reg_rtx): Declare.
16163 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16165 (gen_reg_rtx): Update.
16166 * varasm.c (n_deferred_constatns): Update accestor.
16167 (init_varasm_status): Do not allocate varasm_status.
16168 (force_const_mem, get_pool_size, output_constant_pool): Update.
16169 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16170 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16171 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16172 * sparc/sparc.h (INIT_EXPANDERS): Update.
16173 * ia64/ia64.h (INIT_EXPANDERS): Update.
16175 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16177 * reload.c (push_secondary_reload): Add missing break to for loop.
16179 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16181 PR middle-end/PR28690
16182 * rtlanal.c: Update copyright years.
16183 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16184 as REG_POINTER and MEM_POINTER operands.
16185 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16186 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16187 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16188 * gcse.c: Update copyright years.
16189 (pre_delete): Call gen_reg_rtx_and_attrs.
16190 (hoist_code): Likewise.
16191 (build_store_vectors): Likewise.
16192 (delete_store): Likewise.
16193 * loop-invariant.c (move_invariant_reg): Likewise.
16194 Update copyright years.
16196 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16198 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16199 control string instead of quoted.
16201 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16203 * doc/rtl.texi: Rewrite of subreg section.
16205 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16208 * config/i386/i386.c (legitimize_pic_address): Add treating
16209 of dllimport SYM_REF's.
16210 (legitimize_dllimport_symbol): Add prototype.
16212 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16214 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16215 reference in constructor with non self-referential type.
16217 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16219 Removal of Return with Depressed Stack Pointer support
16220 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16221 (ECF_SP_DEPRESSED): Likewise.
16222 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16223 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16224 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16225 (expand_call): Do not test ECF_SP_DEPRESSED.
16226 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16227 * function.c (keep_stack_depressed): Delete.
16228 (handle_epilogue_set): Likewise.
16229 (update_epilogue_consts): Likewise.
16230 (emit_equiv_load): Likewise.
16231 (thread_prologue_and_epilogue_insns): Remove support for Return with
16232 Depressed Stack Pointer.
16233 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16235 2008-04-06 Richard Guenther <rguenther@suse.de>
16237 PR tree-optimization/35400
16238 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16239 information from SSA_NAMEs.
16241 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16243 * config/avr/avr.h (avr_mega_p): Remove declaration.
16244 (AVR_MEGA): Remove macro.
16245 * config/avr/avr.c (avr_mega_p): Remove variable.
16246 (avr_override_options): Remove inicializion of avr_mega_p.
16247 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16248 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16249 (avr_jump_mode): (Ditto.).
16250 (avr_output_progmem_section_asm_op): (Ditto.).
16251 (avr_asm_init_sections): (Ditto.).
16252 (avr_asm_init_sections): (Ditto.).
16253 (avr_rtx_costs): (Ditto.).
16254 * config/avr/avr.md: (Ditto.).
16255 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16258 2008-04-06 Richard Guenther <rguenther@suse.de>
16260 PR tree-optimization/35842
16261 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16262 is_gimple_invariant_address.
16264 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16266 * gcc.c (default_compilers): Sync Fortran extensions list with
16267 that in fortran/lang-specs.h.
16268 * doc/invoke.texi: Likewise.
16269 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16270 * dwarf2out.c (gen_compile_unit_die): Likewise.
16272 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16274 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16276 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16279 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16280 attribute is used for nested functions.
16282 2008-04-05 Jan Hubicka <jh@suse.cz>
16284 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16286 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16288 (dump_files): Update.
16289 (enable_rtl_dump_file): Do not accept letter argument.
16290 * tree-pass.h (dump_file_info): Remove letter argument.
16291 * toplev.c (decode_d_option): Update -da handling.
16292 * toplev.h (enable_rtl_dump_file): Update prototype.
16293 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16294 it out based on pass type.
16295 (register_dump_files_1): Likewise.
16296 (init_optimization_passes): Update register_one_dump_file calls.
16297 (execute_one_pass): Sanity check that IPA passes are called at IPA
16298 level and RTL passes at RTL level.
16299 (execute_pass_list): IPA pass can not be after or subpass of
16301 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16302 disallov RTL subpasses of IPA subpasses.
16304 2008-04-05 Ben Elliston <bje@au.ibm.com>
16306 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16307 builtins that return exactly once and do not throw. Cache call to
16310 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16312 PR rtl-optimization/34916
16313 PR middle-end/35519
16314 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16315 between instruction pairs.
16317 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16319 * doc/invoke.texi: Document -mbitops for SH.
16320 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16321 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16322 * config/sh/sh.c (print_operand): Add %t operand code.
16323 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16324 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16325 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16326 (extendqihi2): Likewise.
16327 (movqi_i): Likewise.
16328 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16329 (extv): Use bld instruction for SH2A if possible.
16331 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16332 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16333 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16334 (bset.b, bclr.b): Define peepholes.
16335 * config/sh/sh.opt (mbitops): New option.
16337 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16340 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16341 and view convert expression.
16343 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16346 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16348 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16350 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16352 * config/i386/cpuid.h (bit_AES): New.
16353 (bit_PCLMUL): Likewise.
16355 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16356 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16357 SSE2 if AES or PCLMUL is enabled.
16358 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16359 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16360 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16361 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16362 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16363 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16364 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16365 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16366 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16367 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16368 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16369 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16370 __builtin_ia32_aeskeygenassist128 and
16371 __builtin_ia32_pclmulqdq128.
16372 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16373 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16374 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16376 * config/i386/i386.h (TARGET_AES): New.
16377 (TARGET_PCLMUL): Likewise.
16378 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16380 * config/i386/i386.md (UNSPEC_AESENC): New.
16381 (UNSPEC_AESENCLAST): Likewise.
16382 (UNSPEC_AESDEC): Likewise.
16383 (UNSPEC_AESDECLAST): Likewise.
16384 (UNSPEC_AESIMC): Likewise.
16385 (UNSPEC_AESKEYGENASSIST): Likewise.
16386 (UNSPEC_PCLMUL): Likewise.
16388 * config/i386/i386.opt (maes): New.
16389 (mpclmul): Likewise.
16391 * config/i386/sse.md (aesenc): New pattern.
16392 (aesenclast): Likewise.
16393 (aesdec): Likewise.
16394 (aesdeclast): Likewise.
16395 (aesimc): Likewise.
16396 (aeskeygenassist): Likewise.
16397 (pclmulqdq): Likewise.
16399 * config/i386/wmmintrin.h: New.
16401 * doc/extend.texi: Document AES and PCLMUL built-in function.
16403 * doc/invoke.texi: Document -maes and -mpclmul.
16405 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16407 * function.c (free_after_parsing): Replace with
16408 cxx_push_function_context from C++ front-end.
16409 (allocate_struct_function): Don't call langhook.
16410 * langhooks.h (struct lang_hooks_for_functions): Delete.
16411 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16413 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16414 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16415 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16416 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16417 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16418 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16419 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16421 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16422 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16424 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16427 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16430 2008-04-04 Richard Guenther <rguenther@suse.de>
16432 PR middle-end/35823
16433 * fold-const.c (optimize_minmax_comparison): Use the correct
16434 type for the constant in the simplified comparison.
16436 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16438 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16439 Pass L2 size as "--param l2-cache-size" to the compiler.
16440 (decode_l2_cache): New function to decode L2 cache parameters using
16441 0x8000006 extended cpuid function.
16442 (detect_caches_amd): Determine parameters of L2 cache using
16443 decode_l2_caches function.
16444 (decode_caches_intel): Decode L2 cache parameters.
16445 (detect_caches_intel): Determine L2 cache parameters using
16446 decode_caches_intel and decode_l2_caches functions.
16448 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16450 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16451 secondary input reload for subword loads from the constant pool.
16453 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16456 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16457 constants of the appropriate size for runtime calculations.
16460 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16461 decimal-float literal constant zero.
16463 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16466 * c-parser.c (c_parser_omp_atomic): Call
16467 default_function_array_conversion on the RHS.
16469 PR middle-end/35818
16470 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16471 call is_variable_sized if decl has incomplete type.
16473 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16475 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16477 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16479 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16481 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16482 (sgt<u>): Merge sgt and sgtu into new expander.
16483 (sgt, sgtu): Remove expanders.
16484 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16485 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16486 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16487 *sgtu_<mode>_mips16 into new pattern.
16488 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16489 (sge<u>): Merge sge and sgeu into new expander.
16490 (sge, sgeu): Remove expanders.
16491 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16493 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16494 (slt<u>): Merge slt and sltu into new expander.
16495 (slt, sltu): Remove expanders.
16496 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16497 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16498 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16499 *sltu_<mode>_mips16 into new pattern.
16500 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16501 (sle<u>): Merge sle and sleu into new expander.
16502 (sle, sleu): Remove expanders.
16503 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16504 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16505 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16506 *sleu_<mode>_mips16 into new pattern.
16507 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16509 2008-04-03 Jan Hubicka <jh@suse.cz>
16511 PR tree-optimization/35795
16512 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16513 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16514 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16515 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16516 * score/score3.c (score3_output_mi_thunk): Likewise.
16517 * score/score7.c (score7_output_mi_thunk): Likewise.
16518 * mips/mips.c (mips_output_mi_thunk): Likewise.
16520 2008-04-03 Richard Guenther <rguenther@suse.de>
16522 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16523 conversions. Simplify code.
16525 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16527 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16529 2008-04-03 Tom Tromey <tromey@redhat.com>
16530 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16532 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16533 * config/bfin/t-bfin-linux (generated_files): Add
16534 linux-sysroot-suffix.h.
16535 * doc/install.texi (Prerequisites): Require make 3.80.
16536 * doc/sourcebuild.texi (Front End Directory): Document new
16538 * Makefile.in (generated_files): New variable.
16539 (ALL_HOST_OBJS): New variable.
16540 ($(ALL_HOST_OBJS)): New target.
16542 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16544 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16545 (remap_block): Call id->transform_lang_insert_block instead
16547 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16548 Set id.transform_lang_insert_block to NULL.
16549 (clone_body): Move to cp/optimize.c
16550 * tree-inline.h (struct copy_body_data): Change
16551 transform_lang_insert_block to function pointer.
16552 (copy_generic_body, copy_decl_no_change): Export.
16553 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16554 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16555 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16557 * c-tree.h (insert_block): Kill.
16558 * c-decl.c (insert_block): Kill.
16560 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16562 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16563 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16564 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16566 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16567 argument, call {push,pop}_function_context from here.
16568 * c-parser.c: Use c_{push,pop}_function_context.
16570 * function.c (push_function_context_to): Move meat ...
16571 (push_function_context): ... here. Simplify.
16572 * function.c (pop_function_context_from): Move meat ...
16573 (pop_function_context): ... here. Simplify.
16574 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16576 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16577 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16578 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16579 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16581 2008-04-03 Ben Elliston <bje@au.ibm.com>
16583 * expmed.c (extract_force_align_mem_bit_field): Remove.
16585 2008-04-03 Richard Guenther <rguenther@suse.de>
16587 PR middle-end/35800
16588 * expr.h (try_casesi): Adjust prototype.
16589 * expr.c (try_casesi): Take fallback label as extra parameter.
16590 Use that for gen_casesi if default_label is NULL.
16591 * stmt.c (expand_case): Pass fallback label to try_casesi,
16592 make sure to fill gaps with a fallback label if default_label
16595 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16598 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16600 2008-04-03 Ben Elliston <bje@au.ibm.com>
16602 * expmed.c (extract_split_bit_field): Remove if (0) code.
16603 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16604 (do_ds_constraint): Likewise.
16606 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16608 * doc/cppopts.texi (-dU): Document.
16609 * c-common.h (flag_dump_macros): Update comment.
16610 * c-opts.c (handle_OPT_d): Handle -dU.
16611 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16612 dump_queued_macros, cb_used_define, cb_used_undef): New.
16613 (init_pp_output): Handle -dU.
16614 (cb_line_change): Call dump_queued_macros.
16615 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16617 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16619 * config/avr/predicates.md (io_address_operand): New predicate.
16620 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16621 * config/avr/avr.c (avr_io_address_p): Remove function.
16622 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16623 'avr_io_address_p' function.
16624 (out_movhi_r_mr): (Ditto.).
16625 (out_movqi_mr_r): (Ditto.).
16626 (out_movhi_mr_r): (Ditto.).
16627 (avr_address_cost): (Ditto.).
16629 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16631 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16632 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16633 in 32bit mode when XMM registers are available to avoid store
16635 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16636 corresponding post-reload splitters.
16638 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16640 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16641 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16642 __builtin_ia32_roundss.
16643 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16644 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16645 __builtin_ia32_roundss.
16646 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16647 IX86_BUILTIN_SHUFPD here.
16649 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16651 * config/i386/i386.md (plogic): New.
16652 (plogicprefix): Likewise.
16654 * config/i386/mmx.md (mmx_<code><mode>3): New.
16655 (mmx_and<mode>3): Removed.
16656 (mmx_ior<mode>3): Likewise.
16657 (mmx_xor<mode>3): Likewise.
16659 * config/i386/sse.md (<code><mode>3): New.
16660 (*<code><mode>3): Likewise.
16661 (*<code><mode>3): Likewise.
16662 (<code><mode>3): Likewise.
16663 (*sse_<code><mode>3): Likewise.
16664 (*sse2_<code><mode>3): Likewise.
16665 (<code>tf3): Likewise.
16666 (*<code>tf3): Likewise.
16667 (and<mode>3): Likewise.
16668 (*and<mode>3): Likewise.
16669 (ior<mode>3): Removed.
16670 (*ior<mode>3): Likewise.
16671 (xor<mode>3): Likewise.
16672 (*xor<mode>3): Likewise.
16673 (*and<mode>3): Likewise.
16674 (*ior<mode>3): Likewise.
16675 (*xor<mode>3): Likewise.
16676 (and<mode>3): Likewise.
16677 (*sse_and<mode>3): Likewise.
16678 (*sse2_and<mode>3): Likewise.
16679 (andtf3): Likewise.
16680 (*andtf3): Likewise.
16681 (ior<mode>3): Likewise.
16682 (*sse_ior<mode>3): Likewise.
16683 (*sse2_ior<mode>3): Likewise.
16684 (iortf3): Likewise.
16685 (*iortf3): Likewise.
16686 (xor<mode>3): Likewise.
16687 (*sse_xor<mode>3): Likewise.
16688 (*sse2_xor<mode>3): Likewise.
16689 (xortf3): Likewise.
16690 (*xortf3): Likewise.
16692 2008-04-02 Richard Guenther <rguenther@suse.de>
16694 PR tree-optimization/14495
16695 PR tree-optimization/34793
16696 * tree-vrp.c (struct switch_update): New structure.
16697 (to_remove_edges, to_update_switch_stmts): New VECs.
16698 (simplify_switch_using_ranges): New function. Remove not taken
16699 case labels and edges.
16700 (simplify_stmt_using_ranges): Call it.
16701 (identify_jump_threads): Mark edges we have queued for removal
16702 so we don't thread them.
16703 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16705 * tree-cfg.c (group_case_labels): Deal with missing default label.
16706 (tree_verify_flow_info): Allow missing default label.
16707 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16708 (emit_case_nodes): Likewise.
16709 (expand_case): Do not rely on the default label to be present.
16710 * expr.c (try_casesi): Deal with NULL default_label.
16711 (do_tablejump): Likewise.
16713 2008-04-02 Richard Guenther <rguenther@suse.de>
16715 PR tree-optimization/14495
16716 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16717 SWITCH_EXPR here ...
16718 (vrp_visit_switch_stmt): ... but here (new function).
16719 (find_case_label_index): New helper function.
16720 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16722 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16724 * fwprop.c: Fix ISO-C99ism.
16726 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16729 * Makefile.in (objdir): Set it here.
16730 * configure.ac: Not here. Find dynamic linker characteristics.
16731 * exec-tool.in: Use them.
16732 * aclocal.m4: Regenerate.
16733 * configure: Regenerate.
16735 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16737 * expr.c (expand_var): Delete it.
16738 * expr.h (expand_var): Delete prototype.
16739 * function.c (expand_function_start): Use expand_decl instead.
16740 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16743 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16745 PR rtl-optimization/35542
16746 * fwprop.c (forward_propagate_and_simplify): Replace
16747 loc_reg_mentioned_in_p with reg_mentioned_p.
16749 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16751 PR rtl-optimization/35281
16752 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16753 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16754 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16755 (varying_mem_p): Move above propagate_rtx.
16756 (all_uses_available_at): Do not check MEMs.
16758 2008-04-02 Rafael Espindola <espindola@google.com>
16760 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16761 (register_edge_assert_for_2): Split the cond argument.
16762 (register_edge_assert_for_1): Adjust for the change in
16763 register_edge_assert_for_2.
16764 (register_edge_assert_for): Split the cond argument.
16765 (find_switch_asserts): Adjust for the change in
16766 register_edge_assert_for.
16768 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16770 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16771 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16772 offsets for 64-bit mingw.
16773 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16774 abi for x86_64-pc-mingw.
16776 2008-04-02 Richard Guenther <rguenther@suse.de>
16778 * tree-vrp.c (extract_range_from_assert): Make sure to not
16779 produce range min/max with TREE_OVERFOW set.
16780 If merging a anti-range and a range keep the anti-range if
16781 the range covers all values of the type.
16782 (register_edge_assert_for_2): Only allow sign-changing
16783 conversions in detecting canonical range checks. Also
16784 register an assert for the unsigned name if useful.
16786 PR tree-optimization/35787
16787 * tree-vrp.c (vrp_val_max): New function.
16788 (vrp_val_min): Likewise.
16789 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16790 (vrp_val_is_min): Likewise.
16791 (supports_overflow_infinity): Use vrp_val_{min,max}.
16792 (negative_overflow_infinity): Likewise.
16793 (positive_overflow_infinity): Likewise.
16794 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16795 (is_positive_overflow_infinity): Likewise.
16796 (is_overflow_infinity): Likewise.
16797 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16798 vrp_val_is_{min,max}.
16799 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16800 to ranges if possible. Avoid empty ranges.
16802 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16804 PR middle-end/35705
16805 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16806 the expression is a function address.
16808 2008-04-01 George Helffrich <george@gcc.gnu.org>
16810 PR fortran/35154, fortran/23057
16811 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16812 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16813 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16814 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16816 (dbxout_syms): Check for COMMON-based symbol and wrap in
16817 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16818 in bracket for efficiency.
16820 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16821 using DW_TAG_common_block + member offset.
16822 (add_pubname_string): New function.
16823 (dw_expand_expr): New function to find block name and offset for
16825 (common_check): New function to check whether symbol in Fortran COMMON.
16826 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16828 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16831 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16833 2008-04-02 Ben Elliston <bje@au.ibm.com>
16835 * config/v850/v850.md (casesi): Remove if (0) code.
16836 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16837 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16839 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16841 * config/i386/i386.md (rex64suffix): New mode attribute.
16842 (floathi<mode>2): Disable expander for SSE math.
16843 (*floathi<mode>2_1): New insn insn_and_split pattern.
16844 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16845 corresponding post-reload splitters.
16846 (*floathi<mode>2_i387): New macroized insn pattern.
16847 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16848 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16849 insn_and_split pattern.
16850 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16851 New macroized instruction patterns and corresponding post-reload
16853 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16854 and corresponding post-reload splitters.
16855 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16856 New macroized instruction patterns.
16857 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16858 macroized instruction patterns and corresponding post-reload splitters.
16859 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16860 corresponding post-reload splitters.
16861 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16862 New macroized instruction patterns.
16863 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16864 corresponding post-reload splitters.
16865 (*floatsi<mode>2_i387): New macroized instruction patterns.
16867 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16869 * config/i386/i386.md (smaxmin): New.
16870 (umaxmin): Likewise.
16871 (maxminiprefix): Likewise.
16872 (maxminfprefix): Likewise.
16873 (<code><mode>3): Likewise.
16874 (smin<mode>3): Removed.
16875 (smax<mode>3): Likewise.
16877 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16878 (mmx_<code>v4hi3): Likewise.
16879 (mmx_<code>v8qi3): Likewise.
16880 (mmx_smaxv2sf3): Removed.
16881 (mmx_sminv2sf3): Likewise.
16882 (mmx_umaxv8qi3): Likewise.
16883 (mmx_smaxv4hi3): Likewise.
16884 (mmx_uminv8qi3): Likewise.
16885 (mmx_sminv4hi3): Likewise.
16887 * config/i386/sse.md (<addsub><mode>3): New.
16888 (*<addsub><mode>3): Likewise.
16889 (<sse>_vm<addsub><mode>3): Likewise.
16890 (<maxmin><mode>3): Likewise.
16891 (*<maxmin><mode>3_finite): Likewise.
16892 (*<maxmin><mode>3): Likewise.
16893 (<sse>_vm<maxmin><mode>3): Likewise.
16894 (sse3_h<addsub>v4sf3): Likewise.
16895 (sse3_h<addsub>v2df3): Likewise.
16896 (<maxmin>v16qi3): Likewise.
16897 (*<maxmin>v16qi3): Likewise.
16898 (<maxmin>v8hi3): Likewise.
16899 (*<maxmin>v8hi3): Likewise.
16900 (*sse4_1_<maxmin><mode>3): Likewise.
16901 (*sse4_1_<maxmin><mode>3): Likewise.
16902 (add<mode>3): Removed.
16903 (*add<mode>3): Likewise.
16904 (<sse>_vmadd<mode>3): Likewise.
16905 (sub<mode>3): Likewise.
16906 (*sub<mode>3): Likewise.
16907 (<sse>_vmsub<mode>3): Likewise.
16908 (smin<mode>3): Likewise.
16909 (*smin<mode>3_finite): Likewise.
16910 (*smin<mode>3): Likewise.
16911 (<sse>_vmsmin<mode>3): Likewise.
16912 (smax<mode>3): Likewise.
16913 (*smax<mode>3_finite): Likewise.
16914 (*smax<mode>3): Likewise.
16915 (<sse>_vmsmax<mode>3): Likewise.
16916 (sse3_haddv4sf3): Likewise.
16917 (sse3_haddv2df3): Likewise.
16918 (sse3_hsubv4sf3): Likewise.
16919 (sse3_hsubv2df3): Likewise.
16920 (umaxv16qi3): Likewise.
16921 (*umaxv16qi3): Likewise.
16922 (smaxv8hi3): Likewise.
16923 (*smaxv8hi3): Likewise.
16924 (*sse4_1_smax<mode>3): Likewise.
16925 (*sse4_1_umax<mode>3): Likewise.
16926 (uminv16qi3): Likewise.
16927 (*uminv16qi3): Likewise.
16928 (sminv8hi3): Likewise.
16929 (*sminv8hi3): Likewise.
16930 (*sse4_1_smin<mode>3): Likewise.
16931 (*sse4_1_umin<mode>3): Likewise.
16933 2008-04-01 Rafael Espindola <espindola@google.com>
16935 * tree-cfg.c (verify_expr): remove in_phi.
16936 (verify_stmt): Don't call walk_tree with verify_expr. Use
16937 is_gimple_min_invariant instead of is_gimple_val.
16939 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16941 * doc/include/gpl_v3.texi: Update for manpage generation.
16942 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16944 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16945 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16946 gpl_v3.texi instead of gpl.texi.
16949 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16952 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16954 2008-04-01 Rafael Espindola <espindola@google.com>
16956 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16957 (extract_code_and_val_from_cond): Use
16958 extract_code_and_val_from_cond_with_ops.
16960 2008-04-01 Jan Hubicka <jh@suse.cz>
16962 * function.c (free_after_compilation): Free epilogue_delay_list.
16963 (prepare_function_start): Assert that previous compilation was freed.
16965 2008-04-01 Jan Hubicka <jh@suse.cz>
16966 Jim Wilson <wilson@tuliptree.org>
16967 Andreas Tobler <andreast@gcc.gnu.org>
16969 PR middle-end/35781
16970 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16971 rtl.emit instead cfun->emit.
16972 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16973 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16975 2008-04-01 Ben Elliston <bje@au.ibm.com>
16977 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16979 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16981 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16983 (fprofile-use): Add var flag_profile_use
16984 * coverage.c (coverage_begin_output): Do not open a gcno file for
16985 output only if -ftest-coverage is set.
16986 Do not add getpwd() to gcda file path.
16987 (build_gcov_info): Check the new flag
16988 flag_profile_datafile_relative_path.
16989 (coverage_init): Use profile_data_prefix.
16990 Read profile counter only if flag_profile_use is set.
16991 * opts.c (common_handle_option): New option fprofile-use=,
16992 fprofile-dir=, fprofile-generate=.
16993 * toplev.c (profile_data_prefix): New variable definition.
16994 * toplev.h (profile_data_prefix): New declaration.
16995 * doc/invoke.tex (Option Summary, Optimization Options):
16998 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17000 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17001 use tmp consistently.
17004 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17005 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17006 UNSPEC_FR_RECIP_APPROX_RES.
17007 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17009 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17012 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17014 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17016 PR middle-end/30186
17017 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17018 element of the vector via a pointer.
17020 2008-03-31 Ian Lance Taylor <iant@google.com>
17022 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17024 2008-03-31 Jan Hubicka <jh@suse.cz>
17026 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17027 get_arg_pointer_save_area.
17028 * expr.c (init_expr): Just clear out rtl.expr.
17029 * function.c (free_after_compilation): Clear out whole RTL structure.
17030 (get_func_frame_size): Merge into ...
17031 (get_frame_size): ... this one.
17032 (assign_stack_local_1): Merge into ...
17033 (assign_stack_local): ... this one.
17034 (expand_function_end): Update call of get_arg_pointer_save_area.
17035 (get_art_pointer_save_area): Remove cfun argument.
17036 * function.h (emit_status): regno_pointer_align does not need length
17037 attribute. Move x_regno_reg_rtx to ...
17038 (regno_reg_rtx): ... new global array.
17039 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17040 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17041 apply_args_value, forced_labels, stack_pointer_delta):
17043 (struct varasm_status): Move here from varasm.c
17044 (struct rtl_data): New. Move here some fields from struct function.
17045 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17046 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17047 used_temp_slots avail_temp_slots, temp_slot_level,
17048 nonlocal_goto_handler_labels): Update accesstors.
17049 (rtl): New global variable.
17050 (struct function): Move some fileds to rtl_data.
17051 (get_arg_pointer_save_area): Update prototype.
17052 * emit-rtl.c (rtl): Declare.
17053 (regno_reg_rtx): Declare.
17054 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17056 (gen_reg_rtx): Update.
17057 (init_virtual_regs): Do not tate emit_status argument.
17058 (init_emit): Do not allocate emit.
17059 * varasm.c (varasm_statuc): Move to function.h.
17060 (n_deferred_constatns): Update accestor.
17061 (init_varasm_status): Do not allocate varasm_status.
17062 (force_const_mem, get_pool_size, output_constant_pool): Update.
17063 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17064 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17066 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17068 PR rtl-optimization/35729
17069 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17072 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17075 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17076 load/store if memory is unaligned.
17077 (*movti_rex64): Likewise.
17079 * config/i386/predicates.md (misaligned_operand): New.
17081 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17084 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17087 2008-03-31 Jan Beulich <jbeulich@novell.com>
17089 * config/ia64/constraints.md: Add 'j' constraint.
17090 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17091 (movdi_internal): Likewise.
17093 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17096 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17098 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17101 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17102 proper error message for the third argument on blendpd and
17105 * config/i386/sse.md (blendbits): New.
17106 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17108 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17110 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17112 2008-03-30 Richard Guenther <rguenther@suse.de>
17114 PR middle-end/31023
17115 * fold-const.c (fold_sign_changed_comparison): Do leave
17116 conversions to base-types alone.
17118 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17120 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17121 the link register if one altivec register is be saved.
17123 2008-03-30 Ben Elliston <bje@au.ibm.com>
17125 * final.c (final_scan_insn): Remove if (0) code.
17127 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17129 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17131 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17133 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17134 of V4SFmode to ix86_binary_operator_ok.
17136 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17138 * config/i386/i386.c (override_options): Initialize
17139 ix86_veclib_handler to ix86_veclibabi_svml when
17140 -mveclibabi=svml is used.
17141 (ix86_veclibabi_svml): New function for SVML ABI style
17142 vectorization support.
17143 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17145 2008-03-28 Rafael Espindola <espindola@google.com>
17147 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17148 (tree_binary_nonnegative_warnv_p): Make it public.
17149 (tree_single_nonnegative_warnv_p): Make it public.
17150 (tree_invalid_nonnegative_warnv_p): Make it public.
17151 (tree_unary_nonzero_warnv_p): Make it public.
17152 (tree_binary_nonzero_warnv_p): Make it public
17153 (tree_single_nonzero_warnv_p): Make it public.
17154 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17155 (extract_range_from_binary_expr): Split the expr argument.
17156 (extract_range_from_unary_expr): Split the expr argument.
17157 (extract_range_from_comparison): Split the expr argument.
17158 (extract_range_from_expr): Use the new aux functions.
17159 (vrp_evaluate_conditional_warnv): Use
17160 vrp_evaluate_conditional_warnv_with_ops.
17161 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17162 (tree_binary_nonzero_warnv_p): Declare.
17163 (tree_single_nonzero_warnv_p): Declare.
17164 (tree_expr_nonzero_warnv_p): Declare.
17165 (tree_unary_nonnegative_warnv_p): Declare.
17166 (tree_binary_nonnegative_warnv_p): Declare.
17167 (tree_single_nonnegative_warnv_p): Declare.
17168 (tree_invalid_nonnegative_warnv_p): Declare.
17170 2008-03-28 Richard Guenther <rguenther@suse.de>
17172 PR tree-optimization/30317
17173 PR tree-optimization/30911
17174 PR tree-optimization/34793
17175 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17176 (struct assert_locus_d): New member EXPR.
17177 (register_new_assert_for): Add EXPR parameter to support
17178 ASSERT_EXPR <name, expr OP limit>.
17179 (register_edge_assert_for_1): Adjust callers.
17180 (find_assert_locations): Likewise.
17181 (process_assert_insertions_for): Build condition from expression.
17182 (extract_range_from_assert): Handle ASSERT_EXPRs
17183 of the form ASSERT_EXPR <name, expr OP limit>.
17184 (register_edge_assert_for_2): New helper registering
17185 asserts for comparisons. Recognize range tests of the form
17186 (unsigned)i - CST1 OP CST2.
17187 (register_edge_assert_for_1): Use it.
17188 (register_edge_assert_for): Likewise.
17189 (needs_overflow_infinity): Integer sub-types
17190 do not need overflow infinities.
17191 (vrp_val_is_max): The extreme values of integer sub-types
17192 are those of the base type.
17193 (vrp_val_is_min): Likewise.
17194 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17197 2008-03-28 Nick Clifton <nickc@redhat.com>
17200 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17201 Return GENERAL_REGS for stack adjustment reloads.
17203 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17206 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17207 const_vector when all the vectors are constant.
17209 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17211 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17213 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17214 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17216 (s<code>_sf): Use new scc_sf attribute for opcode names.
17218 2008-03-27 Tom Tromey <tromey@redhat.com>
17220 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17221 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17222 config/spu/t-spu-elf, config/i386/t-interix,
17223 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17224 config/i386/x-darwin, config/i386/x-mingw32,
17225 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17226 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17227 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17228 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17229 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17230 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17231 config/score/t-score-elf, config/arm/t-strongarm-pe,
17232 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17233 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17234 Revert automatic dependency patch.
17236 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17239 * config/i386/i386.c (ix86_function_arg_boundary): Align
17240 decimal floating point to its natural boundary.
17242 2008-03-27 Richard Guenther <rguenther@suse.de>
17244 PR middle-end/35716
17245 * fold-const.c (fold_comparison): Restrict distinct decl
17246 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17247 solely rely on operand_equal_p.
17249 2008-03-27 Richard Guenther <rguenther@suse.de>
17252 * c-common.c (handle_weak_attribute): Reject combination of
17255 2008-03-27 Richard Guenther <rguenther@suse.de>
17257 PR tree-optimization/32810
17258 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17259 conversions from DECL_INITIAL.
17260 (fold_const_aggregate_ref): Likewise from constructor elements.
17262 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17264 * tree-affine.h (aff_combination_expand): Declare.
17265 (get_inner_reference_aff): Likewise.
17266 * tree-affine.c (aff_combination_expand): Split out from
17267 tree_to_aff_combination_expand.
17268 (get_inner_reference_aff): New function.
17269 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17270 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17271 (struct lim_aux_data): sm_done field removed.
17272 (mem_ref_loc_p, mem_ref_locs_p): New types.
17273 (struct mem_ref): Added id, stored, accesses_in_loop,
17274 indep_loop, dep_loop, indep_ref, dep_ref fields.
17275 Removed is_stored, locs and next fields.
17276 (memory_accesses): New variable.
17277 (movement_possibility): Do not allow moving statements
17278 that store to memory.
17279 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17281 (determine_max_movement): For statements with memory references,
17282 find the outermost loop in that the reference is independent.
17283 (move_computations_stmt): Mark the virtual operands for renaming.
17284 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17285 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17286 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17287 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17288 create_vop_ref_mapping, analyze_memory_references,
17289 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17290 get_all_locs_in_loop, ref_always_accessed_p,
17291 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17292 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17293 store_motion_loop, store_motion): New functions.
17294 (struct vop_to_refs_elt): New type.
17295 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17296 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17297 (schedule_sm): Replaced by...
17298 (execute_sm): ... this.
17299 (determine_lsm_ref, hoist_memory_references,
17300 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17301 find_more_ref_vops, free_mem_ref, free_mem_refs,
17302 determine_lsm_loop, determine_lsm): Removed.
17303 (tree_ssa_lim_finalize): Free data structures used by store motion.
17304 (tree_ssa_lim): Call analyze_memory_references. Use
17305 store_motion instead of determine_lsm.
17307 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17309 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17310 rename tmake_file to m68hc11/t-m68hc11.
17311 (mcore): Set inhibit_libc to true.
17312 * config.host (alpha*-dec-*vms*): Set extra_programs.
17313 (interix3*): Don't use host_xmake_file.
17314 * configure.ac: Let config.gcc override inhibit_libc.
17315 * configure: Regenerate.
17317 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17318 * config/t-openbsd-thread: Remove commented out lines.
17320 * config/x-interix: Remove.
17322 * config/m68hc11/t-m68hc11-gas: Rename to...
17323 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17325 * config/mcore/t-mcore: Remove T_CFLAGS.
17326 * config/mcore/t-mcore-pe: Likewise.
17328 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17330 * configure.ac: Replace custom __GNU_SOURCE test with
17331 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17332 * aclocal.m4: Regenerate.
17333 * configure: Regenerate.
17334 * config.in: Regenerate.
17336 2008-03-27 Richard Guenther <rguenther@suse.de>
17338 * fold-const.c (target.h): Include.
17339 (fold_comparison): Fold comparison of addresses of decls
17340 that bind locally or of constants. Consolidate address folding code.
17341 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17342 results from fold_binary_to_constant.
17343 (compare_values_warnv): Likewise.
17345 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17347 PR middle-end/35429
17348 * fold-const.c (fold_truthop): Check for integeral types when folding
17349 a == 0 && b == 0 and a != 0 || b != 0 .
17351 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17353 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17355 2008-03-26 Andreas Schwab <schwab@suse.de>
17357 * doc/invoke.texi: Fix use of @item vs. @itemx.
17359 2008-03-26 Tom Tromey <tromey@redhat.com>
17361 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17362 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17363 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17364 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17365 build/genconstants.o, build/genemit.o, build/genextract.o,
17366 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17367 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17370 2008-03-26 Richard Guenther <rguenther@suse.de>
17373 2008-03-26 Richard Guenther <rguenther@suse.de>
17375 * fold-const.c (target.h): Include.
17376 (fold_comparison): Fold comparison of addresses of two decls
17377 that bind locally. Consolidate address folding code.
17379 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17381 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17382 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17383 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17384 dconstsqrt2, dconstthird, dconste and/or dconst10.
17385 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17386 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17387 dconstsqrt2, dconste): Delete.
17388 (init_emit_once): Likewise. Simplify initializing dconstm1.
17390 * real.c (get_real_const): New.
17391 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17392 dconstsqrt2, dconste): Delete.
17393 (real_value_const, get_real_const): New.
17395 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17397 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17399 * config/i386/i386.c (ix86_function_arg_boundary): Check
17400 BIGGEST_ALIGNMENT instead of 128.
17401 (setup_incoming_varargs_64): Likewise.
17403 2008-03-26 Tom Tromey <tromey@redhat.com>
17405 * Makefile.in (DEPFILES): Add missing '/'.
17407 2008-03-26 Richard Guenther <rguenther@suse.de>
17409 * fold-const.c (target.h): Include.
17410 (fold_comparison): Fold comparison of addresses of two decls
17411 that bind locally. Consolidate address folding code.
17413 2008-03-26 Nick Clifton <nickc@redhat.com>
17416 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17417 not allow INT+INT as a legitimate addressing mode.
17419 2008-03-26 Richard Guenther <rguenther@suse.de>
17421 * tree-flow.h (widen_bitfield): Remove declaration.
17422 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17423 (widen_bitfield): Remove function.
17424 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17427 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17430 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17433 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17435 PR rtl-optimization/35232
17436 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17437 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17438 reg_reloaded_call_part_clobbered here.
17439 (reload_regs_reach_end_p): New function.
17440 (reload_reg_rtx_for_input): New variable.
17441 (reload_reg_rtx_for_output): Likewise.
17442 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17443 when reassigning a pseudo register. Load reloadreg from
17444 reload_reg_rtx_for_input, moving the mode and register
17446 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17447 instead of the original when deciding whether an input reload
17448 would be a no-op or whether an output reload can be deleted.
17449 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17450 when setting up new_spill_reg_store. Load it from
17451 reload_reg_rtx_for_output, moving the mode and register
17453 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17454 instead of the original when deciding whether an output reload
17455 would be a no-op. Do the same when modifying insn notes.
17456 Use rtx_equal_p instead of == to compare the registers.
17457 (inherit_piecemeal_p): Take a mode and two register numbers
17459 (emit_reload_insns): Clear new_spill_reg_store for every hard
17460 register in the reload register. Remove spill registers
17461 from reg_reloaded_valid before considering whether to record
17462 inheritance information for them. Use reload_reg_rtx_for_output
17463 instead of reg_rtx when recording output reloads. Use
17464 reload_reg_rtx_for_input instead of reg_rtx when recording
17465 input reloads. Set or clear reg_reloaded_call_part_clobbered
17466 at the same time as setting reg_reloaded_valid.
17467 (delete_output_reload): Add a new_reload_reg parameter and use it
17468 instead of rld[j].reg_rtx.
17469 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17472 2008-03-25 Tom Tromey <tromey@redhat.com>
17474 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17475 (build/genattr.o): Likewise.
17476 (build/genattrtab.o): Likewise.
17477 (build/gencodes.o): Likewise.
17478 (build/genconfig.o): Likewise.
17479 (build/genconstants.o): Likewise.
17480 (build/genemit.o): Likewise.
17481 (build/genextract.o): Likewise.
17482 (build/genflags.o): Likewise.
17484 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17486 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17487 instead of size_int for integer types.
17488 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17489 to match type of MINUS_EXPR.
17491 2008-03-25 Tom Tromey <tromey@redhat.com>
17493 * configure: Rebuilt.
17494 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17497 2008-03-25 Tom Tromey <tromey@redhat.com>
17499 * config/x-solaris (host-solaris.o): Update.
17500 * config/x-linux (host-linux.o): Update.
17501 * config/x-hpux (host-hpux.o): Update.
17502 * config/x-darwin (host-darwin.o): Update.
17503 * config/v850/t-v850e (v850-c.o): Update.
17504 * config/v850/t-v850 (v850-c.o): Update.
17505 * config/t-vxworks (vxworks.o): Update.
17506 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17507 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17508 * config/spu/t-spu-elf (spu-c.o): Update.
17510 * config/sh/t-symbian (sh-c.o): Update.
17511 (symbian.o): Update.
17512 * config/sh/t-sh (sh-c.o): Update.
17513 * config/score/t-score-elf (score7.o, score3.o): Update.
17514 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17515 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17516 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17517 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17518 (rs6000.o): Remove.
17519 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17520 * config/m32c/t-m32c (m32c-pragma.o): Update.
17521 * config/ia64/t-ia64 (ia64-c.o): Update.
17522 * config/i386/x-mingw32 (host-mingw32.o): Update.
17523 * config/i386/x-i386 (driver-i386.o): Update.
17524 * config/i386/x-darwin (host-i386-darwin.o): Update.
17525 * config/i386/x-cygwin (host-cygwin.o): Update.
17526 * config/i386/t-nwld (nwld.o): Update.
17527 * config/i386/t-netware (netware.o): Update.
17528 * config/i386/t-interix (winnt.o): Update.
17529 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17530 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17531 msformat-c.o): Update.
17532 * config/bfin/t-bfin-linux (generated_files): Add
17533 linux-sysroot-suffix.h.
17534 * config/arm/t-wince-pe (pe.o): Update.
17535 * config/arm/t-strongarm-pe (pe.o): Update.
17536 * config/arm/t-pe (pe.o): Update.
17537 * config/arm/t-arm (arm-c.o): Update.
17538 * doc/install.texi (Prerequisites): Require make 3.80.
17539 * Makefile.in: Remove .o targets.
17540 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17541 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17542 (simple_generated_h, simple_generated_c): Move earlier.
17543 (generated_files): New variable.
17544 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17545 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17546 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17547 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17548 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17549 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17550 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17551 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17552 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17553 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17554 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17555 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17557 (COMPILE.base, COMPILE): New variables.
17558 (%.o): New pattern rule.
17559 (ALL_HOST_OBJS): New variable.
17560 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17561 (dummy-checksum.o, cc1-checksum.o): Remove.
17562 (DRIVER_SHLIB): New variable.
17563 (DRIVER_DEFINES): Use it.
17564 (gencondmd.c): Move out of build/.
17565 (s-conditions): Update.
17566 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17567 (ALL_BUILD_OBJS): Likewise.
17568 (build/%.o): Use BUILDCOMPILE.
17569 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17570 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17571 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17572 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17573 build/genconfig.o, build/genconstants.o, build/genemit.o,
17574 build/genextract.o, build/genflags.o, build/genmddeps.o,
17575 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17576 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17577 build/gen-protos.o, build/scan.o, build/fix-header.o,
17578 build/scan-decls.o): Simplify.
17579 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17580 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17581 prefix.o, toplev.o): Reduce to variable setting.
17582 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17583 ($(out_object_file), gcc-options.o): New targets.
17584 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17585 * configure: Rebuilt.
17586 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17587 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17589 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17591 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17592 complain when we hit an error, return ERROR_MARK_NODE.
17594 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17596 * config/sh/constraints.md (Pso, Psz): New constraints.
17597 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17598 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17600 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17602 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17603 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17605 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17607 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17608 (prefetch_sh2a): New.
17610 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17611 Naveen.H.S <naveen.hs@kpitcummins.com>
17613 * config/sh/constraints.md (I28): New constraint.
17614 * config/sh/sh.c (broken_move): Add support for movi20s.
17615 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17617 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17618 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17619 Naveen.H.S <naveen.hs@kpitcummins.com>
17621 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17622 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17623 (print_operand): Handle resbank in %@ operand code.
17624 (sh_encode_section_info): New.
17625 (push_regs): Add conditions for resbank.
17626 (sh_expand_epilogue): Likewise.
17627 (sh_insert_attributes): Likewise.
17628 (sh_attribute_table): Likewise.
17629 (sh_handle_resbank_handler_attribute): New.
17630 (sh2a_handle_function_vector_handler_attribute): New.
17631 (sh2a_is_function_vector_call): New.
17632 (sh2a_get_function_vector_number): New.
17633 (sh2a_function_vector_p): New.
17634 (sh_cfun_resbank_handler_p): New.
17635 * config/sh/sh.md (calli): Emit jsr/n if possible.
17636 (calli_tbr_rel): New.
17637 (calli_pcrel): Emit jsr/n if possible.
17638 (return_i): Emit rts/n if possible.
17639 (call_valuei_tbr_rel): New.
17640 (call_valuei_pcrel): Add condition for SH2A target.
17641 (call_value): Likewise.
17642 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17643 (sh2a_get_function_vector_number): Likewise.
17644 (sh2a_is_function_vector_call): Likewise.
17645 * doc/extend.texi: Document TBR relative addressing of SH2A.
17646 (resbank): Add description for SH2A.
17648 2008-03-24 Richard Guenther <rguenther@suse.de>
17651 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17652 pointer assignments change conversions according to middle-end rules.
17653 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17654 * configure.ac: Include type checking in yes.
17655 * configure: Regenerate.
17657 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17659 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17660 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17662 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17664 * gthr-vxworks.h (UNUSED): Define.
17666 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17668 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17670 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17672 * doc/extend.texi (Function Attributes): Add missing comma in the
17673 example of the "alloc_size" attribute.
17675 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17678 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17680 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17683 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17686 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17687 of the underlying type of a MS bitfield layout to the natural
17688 alignment of the type.
17690 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17692 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17693 to their natural alignment to avoid store forwarding stalls.
17695 2008-03-22 Richard Guenther <rguenther@suse.de>
17697 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17698 For PHI nodes verify the address is invariant.
17699 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17700 (get_symbol_constant_value): Use is_gimple_min_invariant.
17701 (maybe_fold_stmt_indirect): Likewise.
17703 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17705 PR rtl-optimization/33927
17706 * Makefile.in (dse.o): Depend on $(TM_P_H).
17707 * expr.h (extract_low_bits): Declare.
17708 * expmed.c (extract_low_bits): New function.
17709 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17710 * dse.c: Include tm_p.h.
17711 (find_shift_sequence): Remove the read_reg argument and return the
17712 read value. Emit the instructions instead of returning them.
17713 Iterate on new_mode rather than calculating it each time.
17714 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17715 source to NEW_MODE and extract_low_bits to convert the shifted
17716 value to READ_MODE.
17717 (replace_read): Allow the load and store to have different mode
17718 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17719 or extraction instructions before trying the replacement. Update
17720 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17722 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17724 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17725 to their natural alignment to avoid store forwarding stalls.
17727 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17730 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17731 encouraging but not allowing gprs for input;
17732 change the input constraint to !f#r.
17733 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17735 change the output constraint to !f#r.
17737 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17740 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17741 corresponding post-reload splitters.
17742 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17743 when x87 FP math is selected.
17744 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17745 New function prototype.
17746 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17747 unreachable function to ease macroization of insn patterns.
17749 2008-03-21 Martin Jambor <mjambor@suse.cz>
17751 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17752 reference dumps if ddr is NULL or dependence is unknown.
17754 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17756 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17757 unsigned extension into account.
17758 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17759 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17760 Do computations on a scratch register.
17762 2008-03-21 Richard Guenther <rguenther@suse.de>
17764 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17765 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17766 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17767 * tree-ssa-dom.c (record_equality): Likewise.
17768 * tree-inline.c (copy_body_r): Likewise.
17769 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17772 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17774 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17775 as 'delete_unused' argument.
17777 2008-03-20 Richard Guenther <rguenther@suse.de>
17779 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17780 special casing of constant qualifiers.
17781 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17782 care about them in general.
17783 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17784 regardless of their type.
17785 (fold_stmt_r): Forcefully fold *& if we end up with that.
17787 2008-03-20 Paul Brook <paul@codesourcery.com>
17789 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17790 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17792 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17794 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17795 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17797 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17799 * common.opt (Wmudflap): New option.
17800 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17801 (mx_register_decls): Likewise.
17802 (mudflap_finish_file): Likewise.
17803 * doc/invoke.texi: Document -Wno-mudflap.
17805 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17807 * c-format.c (replace_format_name_to_system_name): New.
17808 (cmp_attribs): New.
17809 (convert_format_name_to_system_name): New.
17810 (decode_format_attr): Add use of convert_format_name_to_system_name.
17811 (format_types_orig): Add gnu_ prefix to names.
17812 (check_format_info_main): Special treating of \0 escaped names for
17813 supporting multi-character format specifiers as I32, I64.
17814 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17815 (gnu_target_overrides_format_attributes): New.
17816 * c-format.h: Add structure target_ovr_attr to hold
17817 system specific formatter names.
17818 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17819 msformat-c.o file to c_target_objs and cxx_target_objs.
17820 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17821 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17822 (TARGET_N_FORMAT_TYPES): New.
17823 * config/i386/msformat-c.c: New.
17824 * config/i386/t-cygming: Add build rule for msformat-c.o.
17825 * doc/extend.texi: Add new format names gnu_* and ms_* and
17827 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17829 2008-03-20 Ira Rosen <irar@il.ibm.com>
17831 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17832 optimizations turned on under -O3.
17833 (ftree-vectorize): Add that the flag is turned on with -O3.
17835 2008-03-20 Ben Elliston <bje@au.ibm.com>
17837 * regmove.c (try_auto_increment): Fix spelling error in comment.
17838 * final.c (final_scan_insn): Likewise.
17840 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17843 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17844 allocator preferences for "y" and "r" class registers.
17845 ("*mov<mode>_internal"): Ditto.
17846 ("*movv2sf_internal_rex64"): Ditto.
17847 ("*movv2sf_internal"): Ditto.
17849 2008-03-19 Michael Matz <matz@suse.de>
17851 PR middle-end/35616
17852 * calls.c (expand_call): Check overlap of arguments with call
17853 address for sibcalls.
17855 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17858 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17859 of the underlying type of a MS bitfield layout to the natural
17860 alignment of the type.
17862 2008-03-19 Jan Hubicka <jh@suse.cz>
17865 * toplev.c (decode_d_option): Handle all CPP flags.
17866 * tree-vrp.c: Update tree_pass descriptors.
17867 * regrename.c: Update tree_pass descriptors.
17868 * fwprop.c: Update tree_pass descriptors.
17869 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17870 * tree-into-ssa.c: Update tree_pass descriptors.
17871 * tree-dump.c: Update tree_pass descriptors.
17872 * tree-complex.c: Update tree_pass descriptors.
17873 * tree-dump.h: Update tree_pass descriptors.
17874 * see.c: Update tree_pass descriptors.
17875 * cgraphbuild.c: Update tree_pass descriptors.
17876 * tracer.c: Update tree_pass descriptors.
17877 * tree-loop-distribution.c: Update tree_pass descriptors.
17878 * cgraph.c: Update tree_pass descriptors.
17879 * postreload-gcse.c: Update tree_pass descriptors.
17880 * postreload.c: Update tree_pass descriptors.
17881 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17882 * tree-tailcall.c: Update tree_pass descriptors.
17883 * tree-pass.h (tree_opt_pass): Rename to ...
17884 (opt_pass) ... this one; add "type" field and remove letter field.
17885 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17886 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17887 all_lowering_passes): Update declaration.
17888 * ipa-cp.c: Update tree_pass descriptors.
17889 * final.c: Update tree_pass descriptors.
17890 * omp-low.c: Update tree_pass descriptors.
17891 * tree-ssa-dse.c: Update tree_pass descriptors.
17892 * ipa-reference.c: Update tree_pass descriptors.
17893 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17894 * auto-inc-dec.c: Update tree_pass descriptors.
17895 * reorg.c: Update tree_pass descriptors.
17896 * cgraphunit.c: Update tree_pass descriptors.
17897 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17898 * tree-ssa-ccp.c: Update tree_pass descriptors.
17899 * df-core.c: Update tree_pass descriptors.
17900 * mode-switching.c: Update tree_pass descriptors.
17901 * tree-nomudflap.c: Update tree_pass descriptors.
17902 * modulo-sched.c: Update tree_pass descriptors.
17903 * ipa-pure-const.c: Update tree_pass descriptors.
17904 * cse.c: Update tree_pass descriptors.
17905 * web.c: Update tree_pass descriptors.
17906 * tree-stdarg.c: Update tree_pass descriptors.
17907 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17908 * tree-ssa-dom.c: Update tree_pass descriptors.
17909 * tree-nrv.c: Update tree_pass descriptors.
17910 * tree-ssa-alias.c: Update tree_pass descriptors.
17911 * loop-init.c: Update tree_pass descriptors.
17912 * gimple-low.c: Update tree_pass descriptors.
17913 * ipa-inline.c: Update tree_pass descriptors.
17914 * tree-ssa-sink.c: Update tree_pass descriptors.
17915 * global.c: Update tree_pass descriptors.
17916 * ifcvt.c: Update tree_pass descriptors.
17917 * jump.c: Update tree_pass descriptors.
17918 * predict.c: Update tree_pass descriptors.
17919 * tree-ssa-loop.c: Update tree_pass descriptors.
17920 * recog.c: Update tree_pass descriptors.
17921 * dse.c: Update tree_pass descriptors.
17922 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17923 * tree-eh.c: Update tree_pass descriptors.
17924 * regmove.c: Update tree_pass descriptors.
17926 * function.c: Update tree_pass descriptors.
17927 * tree-vectorizer.c: Update tree_pass descriptors.
17928 * gcse.c: Update tree_pass descriptors.
17929 * ipa-type-escape.c: Update tree_pass descriptors.
17930 * tree-if-conv.c: Update tree_pass descriptors.
17931 * init-regs.c: Update tree_pass descriptors.
17932 * ipa.c: Update tree_pass descriptors.
17933 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17934 * rtl-factoring.c: Update tree_pass descriptors.
17935 * lower-subreg.c: Update tree_pass descriptors.
17936 * bt-load.c: Update tree_pass descriptors.
17937 * tree-dfa.c: Update tree_pass descriptors.
17938 * except.c: Update tree_pass descriptors.
17939 * emit-rtl.c: Update tree_pass descriptors.
17940 * cfgexpand.c: Update tree_pass descriptors.
17941 * tree-cfgcleanup.c: Update tree_pass descriptors.
17942 * cfgcleanup.c: Update tree_pass descriptors.
17943 * tree-ssa-pre.c: Update tree_pass descriptors.
17944 * tree-sra.c: Update tree_pass descriptors.
17945 * tree-mudflap.c: Update tree_pass descriptors.
17946 * tree-ssa-copy.c: Update tree_pass descriptors.
17947 * cfglayout.c: Update tree_pass descriptors.
17948 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17949 * tree-ssa-dce.c: Update tree_pass descriptors.
17950 * tree-ssa.c: Update tree_pass descriptors.
17951 * regclass.c: Update tree_pass descriptors.
17952 * integrate.c: Update tree_pass descriptors.
17953 * tree-optimize.c: Update tree_pass descriptors.
17954 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17955 * tree-object-size.c: Update tree_pass descriptors.
17956 * combine.c: Update tree_pass descriptors.
17957 * tree-outof-ssa.c: Update tree_pass descriptors.
17958 * bb-reorder.c: Update tree_pass descriptors.
17959 * stack-ptr-mod.c: Update tree_pass descriptors.
17960 * var-tracking.c: Update tree_pass descriptors.
17961 * tree-profile.c: Update tree_pass descriptors.
17962 * tree-vect-generic.c: Update tree_pass descriptors.
17963 * reg-stack.c: Update tree_pass descriptors.
17964 * sched-rgn.c: Update tree_pass descriptors.
17965 * tree-ssa-structalias.c: Update tree_pass descriptors.
17966 * tree-cfg.c: Update tree_pass descriptors.
17967 * passes.c (current_pass): Update declaration.
17968 (finish_optimization_passes): Update.
17969 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17970 (register_one_dump_file, register_dump_files_1, next_pass_1):
17972 (init_optimization_passes): Update handling of new types.
17973 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17974 * ipa-struct-reorg.c: Update tree_pass descriptors.
17975 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17976 * combine-stack-adj.c: Update tree_pass descriptors.
17977 * cfgrtl.c: Update tree_pass descriptors.
17978 * dce.c: Update tree_pass descriptors.
17979 * tree-ssanames.c: Update tree_pass descriptors.
17981 2008-03-19 Richard Guenther <rguenther@suse.de>
17983 PR middle-end/35609
17984 * tree-ssa.c (walk_data): New structure.
17985 (warn_uninitialized_var): If not always_executed warn with "maybe"
17987 (execute_early_warn_uninitialized): Compute post-dominators.
17988 Initialize always_executed before processing each basic block.
17990 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17993 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17994 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17996 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17998 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18000 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18002 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18004 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18005 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18006 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18007 target after ignore has been set, and move there also the commputation
18008 of subtarget and original_target.
18009 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18010 (LANG_HOOKS_INITIALIZER): Remove it.
18011 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18013 2008-03-18 Richard Guenther <rguenther@suse.de>
18015 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18016 found an expression with constants, note that in the VN for the lhs.
18017 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18018 fold them to constants if possible. Run cleanup_cfg if done so.
18019 (execute_pre): Return todo.
18020 (do_pre): Likewise.
18021 (execute_fre): Likewise.
18022 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18024 (get_prop_source_stmt): Look through pointer conversions.
18026 2008-03-18 Jan Hubicka <jh@suse.cz>
18028 * tree-pretty-print.c: Include predict.h.
18029 (dump_generic_node): Dump predictor.
18030 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18031 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18032 * gimple-low.c (lower_stmt): Likewise.
18033 * expr.c (expand_expr_real): Likewise.
18034 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18036 (build_predict_expr, build_predict_expr): New.
18037 * predict.h (predictor_name, build_predict_expr): Update.
18038 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18039 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18040 * predict.def (PRED_CONTINUE): Update hitrate.
18041 * tree.def (PREDICT_EXPR): Define.
18042 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18043 do not handle BIND_EXPR.
18044 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18045 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18046 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18049 2008-03-18 Michael Matz <matz@suse.de>
18051 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18053 2008-03-18 Richard Guenther <rguenther@suse.de>
18055 * tree-gimple.h (is_gimple_invariant_address): Declare.
18056 (is_gimple_constant): Likewise.
18057 * tree-gimple.c (is_gimple_constant): New function.
18058 (is_gimple_invariant_address): Likewise.
18059 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18060 and is_gimple_invariant_address.
18061 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18063 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18064 an addressable base.
18066 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18068 PR middle-end/35611
18069 * gimplify.c (gimplify_expr): Gimplify second operand of
18072 2008-03-17 Richard Guenther <rguenther@suse.de>
18074 PR tree-optimization/19637
18075 * fold-const.c (fold_unary): Remove restrictions of removing
18076 intermediate pointer-conversions (P2)(P1)P0.
18077 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18078 conversion to void pointer.
18079 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18081 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18084 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18085 emulated thread local variables.
18087 2008-03-16 Richard Guenther <rguenther@suse.de>
18089 PR middle-end/35607
18090 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18091 expand TREE_INVARIANT operations that are not gimple invariant.
18093 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18095 * doc/extend.texi (Alignment): Say that the ABI controls
18096 the __alignof__ for non-strict-alignment targets rather
18097 than being a recommendation.
18099 2008-03-15 Paul Brook <paul@codesourcery.com>
18101 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18103 (arm_output_fn_unwind): Mark functions that can not be unwound.
18105 2008-03-15 Paul Brook <paul@codesourcery.com>
18107 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18108 extension instructions.
18110 2008-03-15 Richard Guenther <rguenther@suse.de>
18112 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18113 and fold constant aggregate refs.
18114 (fold_const_aggregate_ref): Handle string constants
18115 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18116 (evaluate_stmt): Simplify now that ccp_fold folds constant
18119 2008-03-15 Paul Brook <paul@codesourcery.com>
18121 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18122 (extzv): Use gen_extzv_t2.
18123 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18125 2008-03-15 Richard Guenther <rguenther@suse.de>
18127 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18128 (fold_const_aggregate_ref): Likewise.
18129 (get_value): Return NULL if we don't have any values.
18130 (ccp_finalize): Set const_val to NULL after freeing it.
18131 * tree-flow.h (get_symbol_constant_value): Declare.
18132 (fold_const_aggregate_ref): Likewise.
18133 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18135 2008-03-15 Richard Guenther <rguenther@suse.de>
18137 PR middle-end/35593
18138 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18139 to not produce negative array indices if not allowed. Add
18140 parameter to indicate that.
18141 (maybe_fold_offset_to_component_ref): Allow negative array
18142 indices only for the first member of a structure.
18143 (maybe_fold_offset_to_reference): Allow negative array indices.
18144 (maybe_fold_stmt_addition): Likewise.
18146 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18147 Anatoly Sokolov <aesok@post.ru>
18149 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18150 (avr_arch): Add ARCH_AVR6.
18151 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18152 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18153 instead of fixed value 2.
18154 (print_operand_address): Use gs() asm specifier instead of pm().
18155 (avr_assemble_integer): (Ditto.).
18156 (avr_output_addr_vec_elt): (Ditto.).
18157 (print_operand): Handle "!" code.
18158 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18159 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18160 (AVR_HAVE_EIJMP_EICALL): Define.
18161 (AVR_3_BYTE_PC): Redefine.
18162 (AVR_2_BYTE_PC): (Ditto.).
18163 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18164 (LINK_SPEC): Add atmega2560 and atmega2561.
18165 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18167 * config/avr/avr.md (call_insn): Use eicall instead of icall
18168 for 3 byte PC devices.
18169 (call_value_insn): (Ditto.).
18170 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18171 (indirect_jump): Use only for for 2 byte PC devices.
18172 (*tablejump): (Ditto.).
18173 (*indirect_jump_avr6): Add insn.
18174 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18175 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18176 instead of ijmp for 3 byte PC devices.
18177 (__tablejump2__): (Ditto.).
18178 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18179 (MULITLIB_DIRNAMES): (Ditto.).
18180 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18182 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18184 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18185 "sse2_umulsidi3". Use V1DI mode for operand 0.
18186 ("mmx_psadbw"): Use V1DI mode for operand 0.
18187 * config/i386/i386-modes.def (V1SI): New vector mode.
18188 * config/i386/i386.c (struct builtin_description)
18189 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18190 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18191 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18192 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18193 v1di_ftype_v8qi_v8qi type.
18194 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18196 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18197 __builtin_ia32_pmuludq]: Fix the mode of return value.
18199 2008-03-15 Richard Guenther <rguenther@suse.de>
18201 PR middle-end/35595
18202 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18205 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18207 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18208 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18209 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18210 unless TARGET_SERIALIZE_VOLATILE is enabled.
18211 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18212 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18213 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18215 2008-03-14 Richard Guenther <rguenther@suse.de>
18217 PR tree-optimization/34172
18218 * tree-flow.h (refs_may_alias_p): Declare.
18219 (get_single_def_stmt): Likewise.
18220 (get_single_def_stmt_from_phi): Likewise.
18221 (get_single_def_stmt_with_phi): Likewise.
18222 * tree-dfa.c (refs_may_alias_p): New function.
18223 (get_single_def_stmt): Likewise.
18224 (get_single_def_stmt_from_phi): Likewise.
18225 (get_single_def_stmt_with_phi): Likewise.
18226 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18227 (vn_reference_lookup_1): New helper function.
18228 (vn_reference_lookup): Walk the virtual use-def chain to
18229 continue searching for a match if the def does not alias the
18230 reference we are looking for.
18232 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18234 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18235 archive and Perzl. Update The Written Word listing.
18237 2008-03-14 Richard Guenther <rguenther@suse.de>
18239 PR tree-optimization/34043
18240 PR tree-optimization/33989
18241 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18243 (bitmap_find_leader): Use extra argument to verify dominance
18244 relationship inside a basic-block.
18245 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18246 (find_leader_in_sets): Adjust.
18247 (create_component_ref_by_pieces): Take extra argument for
18248 dominance check, handle lookup failures.
18249 (find_or_generate_expression): Likewise.
18250 (create_expression_by_pieces): Likewise.
18251 (insert_into_preds_of_block): Adjust.
18252 (create_value_expr_from): If asked for, verify all operands
18253 are in the blocks AVAIL_OUT set.
18254 (make_values_for_stmt): Check for SSA_NAMEs that are life
18255 over an abnormal edge.
18256 (compute_avail): Remove such check.
18257 (do_SCCVN_insertion): New function.
18258 (eliminate): If we do not find a leader suitable for replacement
18259 insert a replacement expression from SCCVN if available.
18260 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18261 (struct vn_ssa_aux): Add needs_insertion flag.
18262 * tree-ssa-sccvn.c (may_insert): New global flag.
18263 (copy_reference_ops_from_ref): Value-number union member access
18264 based on its size, not type and member if insertion is allowed.
18265 (visit_reference_op_load): For a weak match from union type
18266 punning lookup a view-converted value and insert a SSA_NAME
18267 for that value if that is not found.
18268 (visit_use): Make dumps shorter. Do not disallow value numbering
18269 SSA_NAMEs that are life over an abnormal edge to constants.
18270 (free_scc_vn): Release inserted SSA_NAMEs.
18271 (run_scc_vn): New flag to specify whether insertion is allowed.
18272 Process SSA_NAMEs in forward order.
18273 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18274 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18275 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18276 pointer type to/from integral types that do not change the
18277 precision to regular conversions.
18279 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18281 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18282 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18283 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18284 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18285 input arguments and the mode of return value. Built-in functions
18286 that operate on whole 64-bit MMX register now use V1DI mode.
18288 2008-03-13 Alon Dayan <alond@il.ibm.com>
18289 Olga Golovanevsky <olga@il.ibm.com>
18291 PR tree-optimization/35041
18292 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18293 to locate the right position in a statement.
18295 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18299 * config/i386/xmmintrin.h: Change all static inline functions to
18300 extern inline and add __gnu_inline__ attribute.
18301 * config/i386/bmintrin.h: Ditto.
18302 * config/i386/smmintrin.h: Ditto.
18303 * config/i386/tmmintrin.h: Ditto.
18304 * config/i386/mmintrin-common.h: Ditto.
18305 * config/i386/ammintrin.h: Ditto.
18306 * config/i386/emmintrin.h: Ditto.
18307 * config/i386/pmmintrin.h: Ditto.
18308 * config/i386/mmintrin.h: Ditto.
18309 * config/i386/mm3dnow.h: Ditto.
18311 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18313 PR middle-end/35185
18314 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18315 (lower_omp_2): New function.
18316 (lower_omp_1, lower_omp): Rewritten.
18318 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18321 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18322 with the phrase "Microsoft Windows compilers".
18323 (Push/Pop Macro Pragmas): New subsection. Document
18324 #pragma push_macro and pragma pop_macro.
18326 2008-03-12 Paul Brook <paul@codesourcery.com>
18328 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18330 2008-03-12 Paul Brook <paul@codesourcery.com>
18332 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18333 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18334 (thumb2_addsi_shortim): Rename ...
18335 (thumb2_addsi_short): ... to this. Allow register operands.
18336 (thumb2_subsi_short): New pattern.
18337 (thumb2_one_cmplsi2_short,
18338 thumb2_negsi2_short): New patterns and peepholes.
18340 2008-03-12 Paul Brook <paul@codesourcery.com>
18342 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18344 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18346 * config/i386/i386.md (int_cond): New code iterator.
18348 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18349 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18350 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18351 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18352 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18353 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18354 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18355 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18357 2008-03-12 Paul Brook <paul@codesourcery.com>
18359 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18360 instead of {arm,thumb}_compute_save_reg_mask.
18361 (output_return_instruction): Ditto.
18362 (thumb_unexpanded_epilogue): Ditto.
18363 (thumb1_expand_prologue): Ditto.
18364 (thumb1_output_function_prologue): Ditto.
18365 (arm_set_return_address): Ditto.
18366 (thumb_set_return_address): Ditto.
18367 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18368 regs to achieve stack alignment.
18369 (thumb1_compute_save_reg_mask): Fix compiler warning.
18370 (arm_output_epilogue): Use offsets->saved_regs_mask.
18371 Adjust stack pointer by poping call clobered registers.
18372 (arm_expand_prologue): Use offsets->saved_regs_mask.
18373 Adjust stack pointer by pushing extra registers.
18374 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18376 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18379 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18380 conversion to the operands of a multiplication.
18382 2008-03-12 Richard Guenther <rguenther@suse.de>
18384 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18385 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18386 * timevar.def (TV_TREE_PHIPROP): Add.
18387 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18388 pass description. Use TV_TREE_PHIPROP.
18389 * tree-ssa-forwprop.c: Remove phiprop code.
18391 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18393 PR middle-end/35549
18394 * omp-low.c (maybe_lookup_decl): Constify first argument.
18395 (use_pointer_for_field): Change last argument from bool to
18396 omp_context *. Disallow shared copy-in/out in nested
18397 parallel if decl is shared in outer parallel too.
18398 (build_outer_var_ref, scan_sharing_clauses,
18399 lower_rec_input_clauses, lower_copyprivate_clauses,
18400 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18402 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18403 Ira Rosen <irar@il.ibm.com>
18405 * tree-vectorizer.c (free_stmt_vec_info): New function.
18406 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18407 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18408 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18409 * tree-vect-transform.c (vectorizable_conversion): Free
18410 vec_oprnds0 if it was allocated.
18411 (vect_permute_store_chain): Remove unused VECs.
18412 (vectorizable_store): Free VECs that are allocated in the..
18414 (vect_transform_strided_load, vectorizable_load): Likewise.
18415 (vect_remove_stores): Simplify the code.
18416 (vect_transform_loop): Move code to vect_remove_stores().
18417 Call vect_remove_stores() and free_stmt_vec_info().
18419 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18421 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18422 TARGET_HPUX. Revise comment.
18423 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18424 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18425 Use sr4 variant of `be' instruction when not generating PIC code.
18426 (attr_length_call): Adjust for above change.
18428 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18430 * ipa-reference.c (static_execute): Remove module_statics_const and
18431 associated setting code.
18433 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18436 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18437 predicate for operand 1.
18438 (paritysi2_cmp): Use register_operand predicate for operand 2.
18439 Use earlyclobber modifier for operand 1. Remove support for
18441 (paritydi2_cmp): Use register_operand predicate for operand 3.
18442 Use earlyclobber modifier for operand 1. Remove support for
18445 2008-03-11 Paul Brook <paul@codesourcery.com>
18446 Vladimir Prus <vladimir@codesourcery.com>
18448 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18449 (arm_compute_save_reg0_reg12_mask): Always
18450 check if register 11 must be saved. Always safe hard frame pointer
18451 when frame_pointer_needeed.
18452 (arm_compute_save_reg_mask): Save IP and PC
18453 only with apcs frames.
18454 (arm_output_epilogue): Adjust Thumb2 codepath to
18455 be also invoked and work for ARM non-apcs frames.
18456 (arm_expand_prologue): Don't bother saving IP
18457 for non-apcs frame, since it's not clobbered by
18458 prologue code. Implement non-apcs frame
18461 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18463 PR rtl-optimization/35281
18464 * expr.c (convert_move): Use a new pseudo for the intermediate
18465 from_mode->word_mode result.
18467 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18469 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18470 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18471 * toplev.c (compile_file): Don't call it.
18473 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18475 PR middle-end/35526
18476 * expr.c (store_expr): Call emit_block_move if the mode
18477 of "temp" RTX is BLKmode.
18479 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18480 Richard Guenther <rguenther@suse.de>
18482 PR tree-optimization/31358
18483 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18484 the step with a NULL_TREE.
18485 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18486 to sizetype if type is a pointer type.
18487 (add_candidate_1): Don't convert the base and step to
18488 the generic type if the orginal type is a pointer type.
18489 (add_iv_value_candidates): Use sizetype for the step
18490 if type is a pointer type.
18491 (cand_value_at): Likewise.
18492 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18494 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18495 Don't convert the tem affine to the type.
18496 (add_elt_to_tree): Use sizetype for the step if a pointer.
18497 Use POINTER_PLUS_EXPR for pointers.
18498 (aff_combination_to_tree): Use sizetype for the step if a
18501 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18503 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18504 Remove commutativity hint.
18506 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18510 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18511 errorneous type. Check that v is a VAR_DECL.
18513 PR middle-end/35099
18514 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18516 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18518 PR tree-optimization/35494
18519 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18520 may be overriden at link and run time.
18522 2008-03-10 Richard Guenther <rguenther@suse.de>
18524 PR tree-optimization/34677
18525 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18526 (poolify_tree): Likewise.
18527 (modify_expr_template): Likewise.
18528 (poolify_modify_stmt): Likewise.
18529 (insert_fake_stores): Handle all component-ref style stores
18530 in addition to INDIRECT_REF. Also handle complex types.
18531 Do not poolify the inserted load.
18532 (realify_fake_stores): Do not rebuild the tree but only
18533 make it a SSA_NAME copy.
18534 (init_pre): Remove initialzation of modify_expr_template.
18535 Do not allocate modify_expr_node_pool.
18536 (fini_pre): Do not free modify_expr_node_pool.
18538 2008-03-10 Paul Brook <paul@codesourcery.com>
18540 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18541 to avoid conflicts.
18543 2008-03-10 Paul Brook <paul@codesourcery.com>
18544 Mark Shinwell <shinwell@codesourcery.com>
18546 * config/arm/cortex-r4.md: New.
18547 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18549 * config/arm/arm.md: Include cortex-r4.md.
18550 (insn): Add smmls, sdiv and udiv values.
18551 (generic_sched): Don't use generic scheduling for Cortex-R4.
18552 (arm_issue_rate): New function.
18553 (TARGET_SCHED_ISSUE_RATE): Define.
18555 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18557 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18559 2008-03-10 Richard Guenther <rguenther@suse.de>
18561 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18562 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18564 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18566 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18567 Set default to true.
18569 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18571 * c.opt (Wsynth): Deprecate.
18572 * doc/invoke.texi (Option Summary, Warning Options): Document
18573 -Wno-format-contains-nul.
18575 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18578 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18579 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18581 2008-03-09 Ira Rosen <irar@il.ibm.com>
18583 * config/rs6000/rs6000.c (builtin_description): Rename vector
18584 left shift operations.
18585 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18586 (altivec_vsl<VI_char>): Rename to ...
18587 (ashl<mode>3): ... new name.
18588 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18590 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18592 2008-03-08 Richard Guenther <rguenther@suse.de>
18594 * coverage.h (tree_coverage_counter_addr): Declare.
18595 * coverage.c (tree_coverage_counter_addr): New function.
18596 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18597 before using again.
18598 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18599 (tree_gen_one_value_profiler): Likewise.
18600 (tree_gen_ic_profiler): Likewise.
18601 (tree_gen_average_profiler): Likewise.
18602 (tree_gen_ior_profiler): Likewise.
18604 2008-03-08 Richard Guenther <rguenther@suse.de>
18606 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18607 (vn_binary_op_insert): Likewise.
18608 (vn_unary_op_lookup): Likewise.
18609 (vn_unary_op_insert): Likewise.
18610 (vn_nary_op_lookup): Declare.
18611 (vn_nary_op_insert): Likewise.
18612 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18613 and binary hashes, use a single obstack for unary_op_pool
18614 and binary_op_pool.
18615 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18616 a single struct vn_nary_op_s. Store tree code length and
18617 a variable number of operands.
18618 (struct vn_reference_op_struct): Remove unused op2.
18619 (vn_reference_op_eq): Do not compare op2.
18620 (vn_reference_op_compute_hash): Do not compute hash of op2.
18621 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18622 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18623 with vn_nary_op_compute_hash.
18624 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18625 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18627 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18629 (visit_unary_op): Call nary functions.
18630 (visit_binary_op): Likewise.
18631 (process_scc): Adjust for struct vn_tables_s changes.
18632 (allocate_vn_table): Likewise.
18633 (free_vn_table): Likewise.
18634 * tree-vn.c (vn_add): Call nary functions.
18635 (vn_lookup): Likewise.
18637 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18640 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18641 wdst back after sync_compare_and_swapqhi_internal.
18643 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18646 * config/i386/i386-modes.def (V1DI): New vector mode.
18647 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18648 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18649 (MMXMODE248): Ditto.
18650 (MMXMODE): Add V1DI mode.
18651 (mmxvecsize): Change DI mode to V1DI mode.
18652 ("mov<mode>): Use MMXMODEI8 mode iterator.
18653 ("*mov<mode>_internal_rex64"): Ditto.
18654 ("*mov<mode>_internal"): Ditto.
18655 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18656 ("mmx_sub<mode>3"): Ditto.
18657 ("mmx_adddi3"): Remove insn pattern.
18658 ("mmx_subdi3"): Ditto.
18659 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18660 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18661 ("mmx_ashl<mode>3"): Ditto.
18662 ("mmx_lshrdi3"): Remove insn pattern.
18663 ("mmx_ashldi3"): Ditto.
18664 * config/i386/i386.c (classify_argument): Handle V1DImode.
18665 (function_arg_advance_32): Ditto.
18666 (function_arg_32): Ditto.
18667 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18668 mmx_addv1di3 insn pattern.
18669 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18670 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18671 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18672 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18673 Remove definitions of built-in functions.
18674 (V1DI_type_node): New node.
18675 (v1di_ftype_v1di_int): Ditto.
18676 (v1di_ftype_v1di_v1di): Ditto.
18677 (v2si_ftype_v2si_si): Ditto.
18678 (v4hi_ftype_v4hi_di): Remove node.
18679 (v2si_ftype_v2si_di): Ditto.
18680 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18681 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18682 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18683 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18684 Add new builtins using def_builtin_const.
18685 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18686 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18687 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18688 * config/i386/mmintrin.h (__v1di): New typedef.
18689 (_mm_add_si64): Cast arguments to __v1di type.
18690 (_mm_sub_si64): Ditto.
18691 (_mm_sll_pi16): Cast __count to __v4hi type.
18692 (_mm_sll_pi32): Cast __count to __v2si type.
18693 (_mm_sll_si64): Cast arguments to __v1di type.
18694 (_mm_srl_pi16): Cast __count to __v4hi type.
18695 (_mm_srl_pi32): Cast __count to __v2si type.
18696 (_mm_srl_si64): Cast arguments to __v1di type.
18697 (_mm_sra_pi16): Cast __count to __v4hi type.
18698 (_mm_sra_pi32): Cast __count to __v2si type.
18699 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18700 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18701 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18702 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18703 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18704 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18705 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18706 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18707 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18708 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18709 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18710 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18712 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18714 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18716 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18719 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18720 reg+const addressing for Altivec modes. Don't generate reg+reg
18721 addressing for TFmode or TDmode quantities.
18723 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18725 * c-common.c (vector_types_convertible_p): Call langhook
18726 instead of comptypes.
18728 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18731 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18732 integral and scalar float variables which have a
18735 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18737 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18738 dwarf_register_span hook when emitting unwind information for
18739 register-to-memory saves.
18740 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18741 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18743 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18745 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18746 for the same VAR_DECL.
18748 2008-03-06 Tom Tromey <tromey@redhat.com>
18750 * treelang: Delete.
18751 * doc/standards.texi (Standards): Don't mention treelang.
18752 * doc/invoke.texi (Overall Options): Don't mention treelang.
18753 * doc/install.texi (Prerequisites): Don't mention bison or
18755 (Configuration): Don't mention treelang.
18756 (Building): Likewise.
18757 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18759 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18761 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18762 word-extractions out of a multi-word object.
18764 2008-03-06 Richard Guenther <rguenther@suse.de>
18766 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18767 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18768 result type and precision.
18769 * expr.c (get_inner_reference): Set unsignedp based on the result
18770 type of BIT_FIELD_REF.
18771 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18772 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18773 (try_instantiate_multiple_fields): Likewise. Use the correct type
18775 (sra_build_assignment): Likewise.
18776 (sra_build_elt_assignment): Likewise.
18777 (sra_explode_bitfield_assignment): Likewise.
18778 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18779 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18780 set BIT_FIELD_REF_UNSIGNED.
18781 (vectorizable_load): Likewise.
18783 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18785 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18788 2008-03-06 Richard Guenther <rguenther@suse.de>
18790 * alias.c (struct alias_set_entry): Move has_zero_child field
18791 to pack with alias_set.
18793 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18795 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18798 2008-03-05 Ian Lance Taylor <iant@google.com>
18800 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18802 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18804 * fwprop.c (update_df): Support width and offset parameters of
18806 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18807 global_conflicts): 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-scan.c (df_ref_record, df_defs_record,
18811 df_ref_create_structure, df_def_record_1, df_uses_record,
18812 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18813 df_bb_refs_collect, df_entry_block_defs_collect,
18814 df_exit_block_uses_collect): Support new width and offset fields.
18815 (ref_extract_pool): New storage pool.
18816 (df_free_ref): New function.
18817 (df_reg_chain_unlink, df_free_collection_rec,
18818 df_sort_and_compress_refs): Call df_free_ref.
18819 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18821 (df_ref_create_structure): Allocate df_ref_extract if offset and
18822 width fields are used.
18823 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18824 (df_uses_record): Get offset and width from ZERO_EXTRACT
18826 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18827 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18828 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18829 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18830 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18831 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18832 (df_ref_extract): New structure.
18833 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18834 (df_ref_create): Add width and offset parameters.
18836 2008-03-05 Richard Guenther <rguenther@suse.de>
18838 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18839 Use ranges_overlap_p.
18840 (offset_overlaps_with_access): Rename
18841 to ranges_overlap_p and move ...
18842 * tree-flow-inline.h (ranges_overlap_p): ... here.
18844 * tree.h (get_inner_reference, handled_component_p): Update
18847 * tree.h (record_component_aliases, get_alias_set,
18848 alias_sets_conflict_p, alias_sets_must_conflict_p,
18849 objects_must_conflict_p): Move declarations ...
18850 * alias.h (record_component_aliases, get_alias_set,
18851 alias_sets_conflict_p, alias_sets_must_conflict_p,
18852 objects_must_conflict_p): ... here.
18853 Include coretypes.h.
18854 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18856 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18858 * cfg.c: Include tree-flow.h.
18859 (remove_edge_raw): Call redirect_edge_var_map_clear.
18860 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18861 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18862 (redirect_edge_var_map_result): New.
18863 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18864 PENDING_STMT use with redirect_edge_var_map_*.
18865 * tree-ssa.c (edge_var_maps): New definition.
18866 (redirect_edge_var_map_add): New.
18867 (redirect_edge_var_map_clear): New.
18868 (redirect_edge_var_map_dup): New.
18869 (redirect_edge_var_map_vector): New.
18870 (redirect_edge_var_map_destroy): New.
18871 (ssa_redirect_edge): Replace PENDING_STMT use with
18872 redirect_edge_var_map_*.
18873 (flush_pending_stmts): Same.
18874 (delete_tree_ssa): Destroy edge var map.
18875 * tree-flow.h (struct _edge_var_map): New.
18876 Define edge_var_map vector type.
18877 Declare redirect_edge_var_map_* prototypes.
18878 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18879 * tree-cfg.c (reinstall_phi_args): Replace
18880 PENDING_STMT use with redirect_edge_var_map_*.
18882 2008-03-05 Richard Guenther <rguenther@suse.de>
18884 PR tree-optimization/35472
18885 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18886 whose single use_stmt has a overlapping set of loaded and
18887 stored symbols as that use_stmt might be a noop assignment then.
18889 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18891 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18893 2008-03-05 Richard Guenther <rguenther@suse.de>
18896 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18897 should be constants.
18898 * tree-cfg.c (verify_expr): Verify it.
18899 * fold-const.c (fold_truthop): Remove code generating
18900 BIT_FIELD_REFs of structure bases.
18901 (fold_binary): Likewise.
18902 (fold_ternary): Position and size of BIT_FIELD_REFs are
18903 always host integers.
18904 (make_bit_field_ref): Remove.
18905 (optimize_bit_field_compare): Remove.
18906 (all_ones_mask_p): Remove.
18908 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18911 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18912 (split_block_and_df_analyze): New. Split basic block and rebuild
18914 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18916 (split_pattern_seq): Likewise.
18917 (erase_matching_seqs): Likewise.
18918 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18920 2008-03-04 Geoff Keating <geoffk@apple.com>
18922 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18923 declaration and code.
18924 (tree_invalid_nonnegative_warnv_p): Likewise.
18926 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18928 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18929 examples. Truncate option-names then causing overfull hbox.
18931 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18934 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18936 * configure: Rebuilt.
18938 2008-03-04 Rafael Espindola <espindola@google.com>
18940 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18941 (tree_unary_nonnegative_warnv_p): New.
18942 (tree_binary_nonnegative_warnv_p): New.
18943 (tree_single_nonnegative_warnv_p): New.
18944 (tree_invalid_nonnegative_warnv_p): New.
18945 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18947 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18950 * opts.c (handle_option): Postpone 'unknown option' errors only for
18953 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18956 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18959 2008-03-04 Rafael Espindola <espindola@google.com>
18961 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18962 (tree_binary_nonzero_warnv_p): New.
18963 (tree_single_nonzero_warnv_p): New.
18964 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18966 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18968 PR middle-end/35456
18969 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18970 transformations for modes that have signed zeros.
18971 * ifcvt.c (noce_try_abs): Ditto.
18973 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18975 * config/i386/i386.c (override_options): Force
18976 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18978 2008-03-04 Jan Hubicka <jh@suse.cz>
18981 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18984 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18986 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18987 label to probe the stack.
18989 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18991 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18992 (__gthr_win32_mutex_destroy): Declare.
18993 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18994 __gthr_win32_mutex_destroy.
18995 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18997 2008-03-03 Jan Hubicka <jh@suse.cz>
19000 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19001 aggressive on inlining cold calls.
19003 2008-03-03 Richard Guenther <rguenther@suse.de>
19005 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19006 struct copies into the expression table.
19007 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19008 (try_to_simplify): Likewise.
19009 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19010 integral and pointer arguments which do not change the
19011 precision to NOP_EXPRs.
19012 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19013 VIEW_CONVERT_EXPR case.
19015 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19017 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19018 defined in a loop at depth 0 is invariant.
19019 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19020 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19021 be called at loop depth 0.
19023 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19026 * gcc.c (process_command): Update copyright notice dates.
19027 * gcov.c (print_version): Likewise.
19028 * gcov-dump.c (print_version): Likewise.
19029 * mips-tfile.c (main): Likewise.
19030 * mips-tdump.c (main): Likewise.
19032 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19035 * c-common.c (flag_permissive): Delete.
19036 (constant_expression_warnings): Check flags first.
19037 (constant_expression_error): New.
19038 * c-common.h (flag_permissive): Delete.
19039 (constant_expression_error): Declare.
19040 * flags.h (flag_permissive): Declare. Update description.
19041 * diagnostic.c (pedwarn): Update.
19043 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19044 (permissive_error_kind): New.
19045 * toplev.c (flag_permissive): Define. Update description.
19046 * toplev.h (permissive_error_kind): Declare.
19047 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19048 (pedwarn_c90): Use pedantic_warning_kind.
19049 * c-opts.c (c_common_post_options): flag_permissive does not affect
19050 flag_pedantic_errors.
19052 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19054 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19055 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19056 __absvsi2, __absvDI2): Use unsigned arithmetic.
19058 2008-03-02 Andi Kleen <ak@suse.de>
19059 Richard Guenther <rguenther@suse.de>
19061 * struct-equiv.c: Remove file.
19062 * cfg_cleanup.c (condjump_equiv_p): Remove.
19063 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19064 (struct-equiv.o): Remove rule.
19065 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19066 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19067 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19069 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19071 * ifcvt.c (noce_process_if_block): Try to handle only the then
19072 block if the else block exists but isn't suitable.
19074 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19077 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19078 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19079 regression from previous patch.
19081 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19084 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19086 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19087 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19088 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19089 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19090 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19091 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19092 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19093 (__gthread_mutex_destroy_function): Rename to
19094 __gthread_mutex_destroy.
19095 * gthr-dce.h (__gthread_mutex_destroy): Call
19096 pthread_mutex_destroy.
19097 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19098 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19099 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19101 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19103 * df-scan.c (df_ref_chain_change_bb): Simplify.
19104 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19105 set_block_for_insn if there's any change.
19106 * df.h ((df_insn_change_bb): Fix prototype.
19107 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19108 df_insn_change_bb, don't call set_block_for_insn.
19109 * emit-rtl.c (reorder_insns): Likewise.
19110 * haifa-sched.c (move_insn): Likewise.
19112 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19114 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19116 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19118 * tree-flow-inline.h (next_readonly_imm_use): Return
19119 NULL_USE_OPERAND_P after the end.
19121 2008-03-01 Richard Guenther <rguenther@suse.de>
19123 PR tree-optimization/35411
19124 * tree-sra.c (sra_build_assignment): Split conversion to
19125 final type to a separate statement if we are not assigning
19128 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19130 * fold-const.c (fold_convertible_p): Correct the logic to follow
19131 that in fold_convert().
19133 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19136 * tree-inline.c (build_duplicate_type): When we make a
19137 duplicate type, make it unique in the canonical types system.
19139 2008-02-29 Tom Tromey <tromey@redhat.com>
19141 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19142 input_file_stack_history, input_file_stack_restored): Remove.
19143 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19144 * input.h (struct file_stack): Remove.
19145 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19146 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19148 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19150 (diagnostic_last_module_changed): Add 'map' argument.
19151 (diagnostic_set_last_function): Likewise.
19152 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19153 line map, not input_file_stack.
19154 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19156 2008-02-29 Paul Brook <paul@codesourcery.com>
19158 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19160 2008-02-29 Paul Brook <paul@codesourcery.com>
19162 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19164 2008-02-29 Richard Guenther <rguenther@suse.de>
19166 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19168 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19169 value for comparing for a store match.
19170 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19171 (try_to_simplify): Do not do a full-blown reference lookup.
19173 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19175 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19176 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19178 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19180 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19182 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19183 strides against cache sizes.
19185 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19187 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19190 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19192 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19193 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19194 is smaller than the original promoted value.
19195 (simplify_subreg): If OP is a SUBREG, try to preserve its
19196 SUBREG_PROMOTED_VAR_P information.
19198 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19200 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19201 (VN_INFO_GET): Allocate new objects on the obstack.
19202 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19203 for rpo_numbers_temp, for consistency.
19204 (free_scc_vn): Free the obstack.
19206 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19208 * doc/invoke.texi: Document -ftree-loop-distribution.
19209 * tree-loop-distribution.c: New.
19210 * tree-pass.h (pass_loop_distribution): New.
19211 * graphds.h (struct graph): Add htab_t indices.
19212 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19213 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19214 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19215 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19216 * tree-data-ref.c (debug_data_dependence_relations): New.
19217 (dump_data_dependence_relation): Also print data references.
19218 (free_data_ref): Extern.
19219 (same_access_functions): Moved...
19220 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19221 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19222 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19223 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19224 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19225 (stmts_from_loop): Skip LABEL_EXPR.
19226 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19228 (build_rdg): Initialize rdg->indices htab.
19229 (free_rdg, stores_from_loop, ref_base_address,
19230 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19231 have_similar_memory_accesses_1, ref_base_address_1,
19232 remove_similar_memory_refs): New.
19233 * tree-data-ref.h: Depend on tree-chrec.h.
19234 (debug_data_dependence_relations, free_data_ref): Declared.
19235 (same_access_functions): ... here.
19236 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19238 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19239 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19240 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19241 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19242 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19243 rdg_vertex_for_stmt): Declared.
19244 (struct rdg_edge): Add level.
19246 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19247 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19249 (rdg_has_similar_memory_accesses): New.
19250 * tree-vect-analyze.c: Remove unused static decls.
19251 * lambda.h (dependence_level): New.
19252 * common.opt (ftree-loop-distribution): New.
19253 * tree-flow.h (mark_virtual_ops_in_bb,
19254 slpeel_tree_duplicate_loop_to_edge_cfg,
19255 rename_variables_in_loop): Declared.
19256 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19257 (OBJS-common): Add tree-loop-distribution.o.
19258 (tree-loop-distribution.o): New rule.
19259 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19260 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19261 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19263 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19266 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19267 other than structures and unions.
19269 2008-02-28 Richard Guenther <rguenther@suse.de>
19272 2008-02-26 Richard Guenther <rguenther@suse.de>
19274 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19275 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19276 (lookup_decl_from_uid): Declare.
19277 (remove_decl_from_map): Likewise.
19278 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19279 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19280 (decl_for_uid_map): New global hashtable mapping DECL_UID
19282 (init_ttree): Allocate it.
19283 (insert_decl_to_uid_decl_map): New helper function.
19284 (make_node_stat): Insert new decls into the map.
19285 (copy_node_stat): Likewise.
19286 (lookup_decl_from_uid): New function.
19287 (remove_decl_from_map): Likewise.
19288 (print_decl_for_uid_map_statistics): New helper.
19289 (dump_tree_statistics): Call it.
19291 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19292 (referenced_var_iterator): Adjust.
19293 (FOR_EACH_REFERENCED_VAR): Adjust.
19294 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19295 (num_referenced_vars): Adjust.
19296 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19297 (first_referenced_var): Remove.
19298 (end_referenced_vars_p): Likewise.
19299 (next_referenced_var): Likewise.
19300 (referenced_var_iterator_set): New helper function.
19301 * tree-dfa.c (referenced_var_lookup): Adjust.
19302 (referenced_var_check_and_insert): Likewise.
19303 (remove_referenced_var): Likewise.
19304 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19305 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19306 (verify_call_clobbering): Likewise.
19307 (verify_memory_partitions): Likewise.
19308 (init_tree_ssa): Allocate bitmap instead of hashtable for
19310 (delete_tree_ssa): Adjust.
19311 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19312 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19313 (compute_tag_properties): Likewise.
19314 (set_initial_properties): Likewise.
19315 (find_partition_for): Likewise.
19316 (update_reference_counts): Likewise.
19317 (dump_may_aliases_for): Likewise.
19318 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19319 (add_call_clobber_ops): Likewise.
19320 (add_call_read_ops): Likewise.
19321 (get_asm_expr_operands): Likewise.
19322 * tree-into-ssa.c (dump_decl_set): Likewise.
19323 (update_ssa): Likewise.
19324 * tree-sra.c (scan_function): Likewise.
19325 (decide_instantiations): Likewise.
19326 (scalarize_parms): Likewise.
19327 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19328 (dsa_named_for): Likewise.
19329 * tree-ssa-structalias.c (update_alias_info): Likewise.
19330 (merge_smts_into): Likewise.
19332 2008-02-27 David Daney <ddaney@avtrex.com>
19335 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19336 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19337 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19338 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19339 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19341 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19344 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19345 (BUILT_IN_NEXTTOWARD): Remove.
19346 (BUILT_IN_NEXTTOWARDF): Ditto.
19347 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19348 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19350 2008-02-27 Tom Tromey <tromey@redhat.com>
19352 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19353 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19355 2008-02-27 Jan Beulich <jbeulich@novell.com>
19357 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19358 update the respective field on newdecl.
19360 2008-02-27 Revital Eres <eres@il.ibm.com>
19362 PR rtl-optimization/34999
19363 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19364 crossing edges that ends with a call insn.
19365 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19366 call insn and clear the EDGE_CROSSING flag of the crossing edge
19367 when fixing fallthru edges.
19369 2008-02-27 Richard Guenther <rguenther@suse.de>
19371 PR middle-end/35390
19372 * fold-const.c (fold_unary): Return the correct argument,
19373 converted to the result type.
19375 2008-02-27 Richard Guenther <rguenther@suse.de>
19377 PR middle-end/34971
19378 * expr.c (expand_expr_real_1): Assert on rotates that operate
19380 * fold-const.c (fold_binary): Use the types precision, not the
19381 bitsize of the mode if folding rotate expressions. Build rotates
19382 only for full modes.
19384 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19386 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19387 and CPP_PRAGMA_EOL.
19388 * c-pragma.c (pragma_ns_name): New typedef.
19389 (registered_pp_pragmas): New variable.
19390 (c_pp_lookup_pragma): New function.
19391 (c_register_pragma_1): If flag_preprocess_only, do nothing
19392 for non-expanded pragmas, for expanded ones push pragma's
19393 namespace and name into registered_pp_pragmas vector.
19394 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19395 flag_preprocess_only, don't register GCC pch_preprocess
19396 pragma if flag_preprocess_only.
19397 * c-opts.c (c_common_init): Call init_pragma even if
19398 flag_preprocess_only.
19399 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19400 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19401 cpp_register_pragma if flag_preprocess_only.
19403 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19406 * c-parser.c (c_parser_translation_unit): Warn for empty
19407 translation unit, not empty source file.
19409 2008-02-26 Paul Brook <paul@codesourcery.com>
19411 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19412 operand for Thumb-2.
19413 * config/arm/arm.h (reg_class): Add CORE_REGS.
19414 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19415 (BASE_REG_CLASS): Use CORE_REGS.
19416 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19417 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19418 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19419 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19420 ARM_REGNO_OK_FOR_INDEX_P.
19421 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19422 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19423 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19424 (ldm/stm peepholes): Ditto.
19425 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19426 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19427 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19428 * config/arm/constraints.md: Enable "k" constraint on ARM.
19430 2008-02-27 Ben Elliston <bje@au.ibm.com>
19432 * config/rs6000/rs6000.c: Annotate cache line size field in all
19433 instances of struct processor_costs.
19435 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19437 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19438 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19439 jump_bypass): New counters.
19440 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19441 * dce.c (gate_ud_dce): Same.
19442 (gate_fast_dce): Same.
19443 * dse.c (gate_dse1): New function.
19444 (gate_dse2): New function.
19445 (gate_dse): Merge results of new gate functions.
19446 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19447 (gate_handle_jump_bypass): Add dbg_cnt.
19448 (gate_handle_gcse): Add dbg_cnt.
19449 * ifcvt.c (gate_handle_if_conversion): Same.
19450 (gate_handle_if_after_combine): Same.
19451 (gate_handle_if_after_reload): Same.
19452 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19454 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19456 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19458 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19460 2008-02-26 Jason Merrill <jason@redhat.com>
19463 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19464 alone if it's the naming decl for the type's main variant.
19466 2008-02-26 Tom Tromey <tromey@redhat.com>
19468 * system.h (USE_MAPPED_LOCATION): Poison.
19469 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19470 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19471 (make_goto_expr_edges): Likewise.
19472 (remove_bb): Likewise.
19473 (execute_warn_function_return): Likewise.
19474 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19476 * c-common.c (fname_decl): Remove old location code.
19477 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19479 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19481 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19482 (gen_rtx_ASM_INPUT): Likewise.
19483 (gen_rtx_ASM_INPUT_loc): Likewise.
19484 (get_rtx_asm_OPERANDS): Remove.
19485 * cfglayout.c (insn_locators_alloc): Remove old location code.
19486 (set_curr_insn_source_location): Likewise.
19487 (curr_insn_locator): Likewise.
19488 * print-tree.c (print_node): Remove old location code.
19489 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19490 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19491 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19492 location_from_locus.
19493 (construct_exit_block): Remove old location code.
19494 * emit-rtl.c (force_next_line_note): Remove old location code.
19495 * profile.c (branch_prob): Remove old location code.
19496 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19497 LOC_LINE): Remove old-location variants.
19498 * langhooks.c (lhd_print_error_function): Remove old location
19500 * configure, config.in: Rebuilt.
19501 * configure.ac (--enable-mapped-location): Remove.
19502 * c-decl.c (c_init_decl_processing): Remove old location code.
19503 (finish_function): Likewise.
19504 * recog.c (decode_asm_operands): Remove old location code.
19505 * c-pch.c (c_common_read_pch): Remove old location code.
19506 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19508 * gimple-low.c (lower_function_body): Remove old location code.
19509 * toplev.c (unknown_location): Remove.
19510 (push_srcloc): Remove old-location variant.
19511 (process_options): Remove old location code.
19512 (lang_dependent_init): Likewise.
19513 * input.h (UNKNOWN_LOCATION): Move definition.
19514 (location_t): Undeprecate.
19515 (source_locus): Remove.
19516 (location_from_locus): Remove.
19517 (struct location_s): Remove.
19518 Remove all old-location code.
19519 (input_line, input_filename): Remove.
19520 * final.c (final_scan_insn): Remove old location code.
19521 * diagnostic.c (diagnostic_build_prefix): Remove
19522 USE_MAPPED_LOCATION test.
19523 * tree.h (gimple_stmt) <locus>: Now a location_t.
19524 (tree_exp) <locus>: Likewise.
19525 (DECL_IS_BUILTIN): Remove old-location variant.
19526 (annotate_with_file_line, annotate_with_locus): Likewise.
19527 (expr_locus, set_expr_locus): Update.
19528 * tree.c (build1_stat): Remove old location code.
19529 (last_annotated_node): Remove.
19530 (annotate_with_file_line): Remove old-location variant.
19531 (annotate_with_locus): Likewise.
19532 (expr_location): Remove old location code.
19533 (set_expr_location): Likewise.
19534 (expr_has_location): Likewise.
19535 (expr_locus): Likewise.
19536 (set_expr_locus): Likewise.
19537 (expr_filename): Don't use location_from_locus.
19538 (expr_lineno): Likewise.
19539 * rtl-error.c (location_for_asm): Remove old location code.
19540 * c-lex.c (cb_line_change): Remove old location code.
19541 (fe_file_change): Likewise.
19542 (cb_def_pragma): Likewise.
19543 (c_lex_with_flags): Likewise.
19544 * gengtype.c (do_typedef): Don't special-case location types.
19545 (define_location_structures): Remove.
19546 (main): Don't call define_location_structures.
19547 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19550 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19553 * builtins.def (BUILT_IN_STDARG_START): Remove.
19554 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19555 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19556 * tree-inline.c (inline_forbidden_p_1): Likewise.
19558 2008-02-26 Richard Guenther <rguenther@suse.de>
19560 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19561 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19562 (lookup_decl_from_uid): Declare.
19563 (remove_decl_from_map): Likewise.
19564 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19565 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19566 (decl_for_uid_map): New global hashtable mapping DECL_UID
19568 (init_ttree): Allocate it.
19569 (insert_decl_to_uid_decl_map): New helper function.
19570 (make_node_stat): Insert new decls into the map.
19571 (copy_node_stat): Likewise.
19572 (lookup_decl_from_uid): New function.
19573 (remove_decl_from_map): Likewise.
19574 (print_decl_for_uid_map_statistics): New helper.
19575 (dump_tree_statistics): Call it.
19577 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19578 (referenced_var_iterator): Adjust.
19579 (FOR_EACH_REFERENCED_VAR): Adjust.
19580 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19581 (num_referenced_vars): Adjust.
19582 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19583 (first_referenced_var): Remove.
19584 (end_referenced_vars_p): Likewise.
19585 (next_referenced_var): Likewise.
19586 (referenced_var_iterator_set): New helper function.
19587 * tree-dfa.c (referenced_var_lookup): Adjust.
19588 (referenced_var_check_and_insert): Likewise.
19589 (remove_referenced_var): Likewise.
19590 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19591 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19592 (verify_call_clobbering): Likewise.
19593 (verify_memory_partitions): Likewise.
19594 (init_tree_ssa): Allocate bitmap instead of hashtable for
19596 (delete_tree_ssa): Adjust.
19597 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19598 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19599 (compute_tag_properties): Likewise.
19600 (set_initial_properties): Likewise.
19601 (find_partition_for): Likewise.
19602 (update_reference_counts): Likewise.
19603 (dump_may_aliases_for): Likewise.
19604 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19605 (add_call_clobber_ops): Likewise.
19606 (add_call_read_ops): Likewise.
19607 (get_asm_expr_operands): Likewise.
19608 * tree-into-ssa.c (dump_decl_set): Likewise.
19609 (update_ssa): Likewise.
19610 * tree-sra.c (scan_function): Likewise.
19611 (decide_instantiations): Likewise.
19612 (scalarize_parms): Likewise.
19613 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19614 (dsa_named_for): Likewise.
19615 * tree-ssa-structalias.c (update_alias_info): Likewise.
19616 (merge_smts_into): Likewise.
19618 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19621 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19622 * c-opts.c (c_common_handle_option): Wall enables
19623 Wvolatile-register-var.
19624 * common.opt: Move Wvolatile-register-var to...
19627 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19629 * common.opt (Wlarger-than=): New.
19630 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19632 * opts.c (common_handle_option): Handle -Wlarger-than=.
19633 * optc-gen.awk: Likewise.
19634 * opth-gen.awk: Likewise.
19635 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19636 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19638 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19640 * c-common.c (match_case_to_enum_1): Add appropriate
19641 OPT_W* parameter to warning.
19642 (c_do_switch_warnings): Likewise.
19643 * c-typeck.c (warning_init): Add one more parameter following
19644 'warning' function.
19645 (push_init_level): Update call to warning_init.
19646 (pop_init_level): Likewise.
19647 (add_pending_init): Likewise.
19648 (output_init_element: Likewise.
19650 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19653 * toplev.c (toplev_main): If there are warnings or error, print
19654 errors for ignored options.
19655 * opts.c (ignored_options): New static variable.
19656 (postpone_unknown_option_error): New.
19657 (print_ignored_options): New.
19658 (handle_option): Postpone errors for unknown -Wno-* options.
19659 * opts.h (print_ignored_options): Declare.
19661 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19663 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19666 2008-02-25 Richard Guenther <rguenther@suse.de>
19669 2008-02-25 Richard Guenther <rguenther@suse.de>
19671 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19672 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19673 (lookup_decl_from_uid): Declare.
19674 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19675 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19676 (decl_for_uid_map): New global hashtable mapping DECL_UID
19678 (init_ttree): Allocate it.
19679 (insert_decl_to_uid_decl_map): New helper function.
19680 (make_node_stat): Insert new decls into the map.
19681 (copy_node_stat): Likewise.
19682 (lookup_decl_from_uid): New function.
19683 (print_decl_for_uid_map_statistics): New helper.
19684 (dump_tree_statistics): Call it.
19686 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19687 (referenced_var_iterator): Adjust.
19688 (FOR_EACH_REFERENCED_VAR): Adjust.
19689 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19690 (num_referenced_vars): Adjust.
19691 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19692 (first_referenced_var): Remove.
19693 (end_referenced_vars_p): Likewise.
19694 (next_referenced_var): Likewise.
19695 (referenced_var_iterator_set): New helper function.
19696 * tree-dfa.c (referenced_var_lookup): Adjust.
19697 (referenced_var_check_and_insert): Likewise.
19698 (remove_referenced_var): Likewise.
19699 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19700 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19701 (verify_call_clobbering): Likewise.
19702 (verify_memory_partitions): Likewise.
19703 (init_tree_ssa): Allocate bitmap instead of hashtable for
19705 (delete_tree_ssa): Adjust.
19706 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19707 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19708 (compute_tag_properties): Likewise.
19709 (set_initial_properties): Likewise.
19710 (find_partition_for): Likewise.
19711 (update_reference_counts): Likewise.
19712 (dump_may_aliases_for): Likewise.
19713 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19714 (add_call_clobber_ops): Likewise.
19715 (add_call_read_ops): Likewise.
19716 (get_asm_expr_operands): Likewise.
19717 * tree-into-ssa.c (dump_decl_set): Likewise.
19718 (update_ssa): Likewise.
19719 * tree-sra.c (scan_function): Likewise.
19720 (decide_instantiations): Likewise.
19721 (scalarize_parms): Likewise.
19722 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19723 (dsa_named_for): Likewise.
19724 * tree-ssa-structalias.c (update_alias_info): Likewise.
19725 (merge_smts_into): Likewise.
19727 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19730 * doc/invoke.texi (-fcx-limited-range): Document new option.
19731 * toplev.c (process_options): Handle -fcx-fortran-rules.
19732 * common.opt: Add documentation for -fcx-fortran-rules.
19734 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19737 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19738 actual behaviour and C99.
19740 2008-02-26 Ben Elliston <bje@au.ibm.com>
19742 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19743 (ASM_CPU_POWER6_SPEC): Likewise.
19744 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19745 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19746 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19748 2008-02-25 Richard Guenther <rguenther@suse.de>
19750 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19751 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19752 (lookup_decl_from_uid): Declare.
19753 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19754 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19755 (decl_for_uid_map): New global hashtable mapping DECL_UID
19757 (init_ttree): Allocate it.
19758 (insert_decl_to_uid_decl_map): New helper function.
19759 (make_node_stat): Insert new decls into the map.
19760 (copy_node_stat): Likewise.
19761 (lookup_decl_from_uid): New function.
19762 (print_decl_for_uid_map_statistics): New helper.
19763 (dump_tree_statistics): Call it.
19765 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19766 (referenced_var_iterator): Adjust.
19767 (FOR_EACH_REFERENCED_VAR): Adjust.
19768 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19769 (num_referenced_vars): Adjust.
19770 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19771 (first_referenced_var): Remove.
19772 (end_referenced_vars_p): Likewise.
19773 (next_referenced_var): Likewise.
19774 (referenced_var_iterator_set): New helper function.
19775 * tree-dfa.c (referenced_var_lookup): Adjust.
19776 (referenced_var_check_and_insert): Likewise.
19777 (remove_referenced_var): Likewise.
19778 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19779 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19780 (verify_call_clobbering): Likewise.
19781 (verify_memory_partitions): Likewise.
19782 (init_tree_ssa): Allocate bitmap instead of hashtable for
19784 (delete_tree_ssa): Adjust.
19785 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19786 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19787 (compute_tag_properties): Likewise.
19788 (set_initial_properties): Likewise.
19789 (find_partition_for): Likewise.
19790 (update_reference_counts): Likewise.
19791 (dump_may_aliases_for): Likewise.
19792 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19793 (add_call_clobber_ops): Likewise.
19794 (add_call_read_ops): Likewise.
19795 (get_asm_expr_operands): Likewise.
19796 * tree-into-ssa.c (dump_decl_set): Likewise.
19797 (update_ssa): Likewise.
19798 * tree-sra.c (scan_function): Likewise.
19799 (decide_instantiations): Likewise.
19800 (scalarize_parms): Likewise.
19801 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19802 (dsa_named_for): Likewise.
19803 * tree-ssa-structalias.c (update_alias_info): Likewise.
19804 (merge_smts_into): Likewise.
19806 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19809 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19810 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19811 * alias.h (nonoverlapping_memrefs_p): Likewise.
19813 2008-02-25 Jan Beulich <jbeulich@novell.com>
19815 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19816 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19817 __emultls_get_address, __emultls_register_common,
19818 __floatundi?f, and _Unwind_GetIPInfo.
19819 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19820 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19821 (gen_regparm_prefix): Likewise.
19822 (i386_nlm_encode_section_info): Sync with
19823 config/i386/winnt.c:i386_pe_encode_section_info().
19824 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19825 i386_nlm_mangle_decl_assembler_name): New.
19826 (netware_override_options): New.
19827 * config/i386/netware.h (netware_override_options): Declare.
19828 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19829 (i386_nlm_mangle_decl_assembler_name): Declare.
19830 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19832 2008-02-25 Ben Elliston <bje@au.ibm.com>
19835 * c-decl.c (grokdeclarator): Remove unused local variables
19836 `typedef_type' and `type_as_written'.
19838 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19839 unused local variable `has_hot_blocks'.
19840 (fix_crossing_conditional_branches): Remove unused local variable
19843 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19845 PR middle-end/19984
19846 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19847 using DEF_C99_BUILTIN.
19848 (BUILT_IN_NANF): Ditto.
19849 (BUILT_IN_NANL): Ditto.
19851 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19852 Revital Eres <eres@il.ibm.com>
19854 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19855 regarding the order of two dependent insns in the same row.
19857 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19859 * stor-layout.c (layout_decl): Do not bump the alignment of a
19860 bit-field to more than byte alignment if it is packed.
19862 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19864 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19867 2008-02-24 Diego Novillo <dnovillo@google.com>
19869 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19872 * tree-vrp.c (vrp_evaluate_conditional): With
19873 -Wtype-limits, emit a warning when comparing against a
19874 constant outside the natural range of OP0's type.
19875 * c.opt (Wtype-limits): Move ...
19876 * common.opt (Wtype-limits): ... here.
19878 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19880 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19881 * config/rs6000/e300c2c3.md: New file.
19882 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19884 (rs6000_override_options): Add e300c2 and e300c3 cases to
19885 processor_target_table. Do not allow usage of Altivec or Spe
19886 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19887 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19888 * config/rs6000/rs6000.h (processor_type): Add
19889 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19890 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19891 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19892 and ppce300c3. Include e300c2c3.md.
19894 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19896 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19897 instead of TARGET_STRICT_ALIGN.
19899 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19901 * explow.c (memory_address): Assert that the generated address is
19904 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19907 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19908 * config/darwin-ppc-ldouble-patch.def: New file.
19909 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19910 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19911 SUBTARGET_INIT_BUILTINS if defined.
19912 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19915 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19918 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19919 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19921 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19924 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19925 file" warning condtional on -Winvalid-PCH.
19927 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19929 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19931 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19935 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19936 prevent reload from using MMX registers.
19937 (*mov<mode>_internal): Ditto.
19938 (*movv2sf_internal_rex64): Ditto.
19939 (*movv2sf_internal): Ditto.
19941 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19943 PR documentation/31569
19944 * doc/install.texi2html: Use makeinfo --no-number-sections.
19946 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19948 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19949 ensure that we can address an entire entity > 8 bytes. Don't
19950 generate reg+reg addressing for such data.
19952 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19954 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19955 strings when optimizing for size, unless the target cares about
19958 2008-02-22 Tom Tromey <tromey@redhat.com>
19960 * regclass.c (current_pass): Remove declaration.
19962 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19964 * config/avr/libgcc.S (__RAMPZ__): Define.
19965 (__do_copy_data): Add for devices with 128KB code memory.
19967 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19969 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19971 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19973 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19975 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19978 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19981 * c-typeck.c (build_binary_op): Warn about floating point
19982 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19984 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19987 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19988 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19990 (rs6000_override_options): Set altivec_abi as default, not override,
19991 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19992 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19993 is used; use new member spe_abi.
19994 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19995 spe_abi and altivec_abi.
19997 2008-02-22 Tomas Bily <tbily@suse.cz>
19999 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20001 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20004 * config.build (build_file_translate): Set to `CMD //c' only if
20006 * Makefile.in (build_file_translate): Improve comment.
20008 2008-02-21 Jan Hubicka <jh@suse.cz>
20010 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20011 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20012 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20014 2008-02-21 Michael Matz <matz@suse.de>
20017 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20019 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20021 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20022 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20023 as insn constraint.
20024 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20025 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20026 SSE_VEC_FLOAT_MODE_P as insn constraint.
20027 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20028 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20029 sse4a_movntdf using MODEF mode iterator.
20030 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20031 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20032 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20033 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20034 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20035 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20036 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20038 2008-02-21 Richard Guenther <rguenther@suse.de>
20040 * tree.def (PAREN_EXPR): New tree code.
20041 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20043 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20044 * expr.c (expand_expr_real_1): Likewise.
20045 * tree-inline.c (estimate_num_insns_1): Likewise.
20046 * tree-complex.c (expand_complex_move): Likewise.
20047 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20050 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20053 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20055 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20058 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20060 * config/sh/sh.c (find_barrier): Don't go past
20061 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20063 2008-02-20 DJ Delorie <dj@redhat.com>
20065 * config/h8300/h8300.md (insv): Force source operand to be a register.
20067 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20068 as a jump, not as a plain insn.
20070 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20072 * doc/invoke.texi (Warning Options): Add new option
20073 -Wframe-larger-than=.
20074 (-Wframe-larger-than): Document.
20076 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20077 Add declarations for new option variables.
20079 * final.c (final_start_function): Check the frame size
20080 before emission and issue a Wframe-larger-than warning.
20082 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20083 Add definitions for new option variables.
20084 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20086 * common.opt (Wframe-larger-than=): New option.
20088 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20090 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20091 (<sse>_div<mode>3): Ditto.
20092 (<sse>_vmdiv<mode>3): Ditto.
20093 (<sse>_vmsqrt<mode>2): Ditto.
20094 (*smax<mode>3): Ditto.
20095 (sse5_frcz<mode>2): Ditto.
20096 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20097 as insn constraint.
20099 2008-02-20 Richard Guenther <rguenther@suse.de>
20101 PR middle-end/35265
20102 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20103 be happy with INTEGRAL_TYPE_P.
20105 2008-02-20 Richard Guenther <rguenther@suse.de>
20107 * fold-const.c (split_tree): Associate floatig-point expressions
20108 if flag_associative_math is set.
20110 2008-02-20 Richard Guenther <rguenther@suse.de>
20112 * tree.h (fold_real_zero_addition_p): Declare.
20113 * fold-const.c (fold_real_zero_addition_p): Export.
20114 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20115 floating-point operations with zero and one.
20117 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20119 * doc/install.texi: Correct references to CFLAGS, replacing them
20120 with BOOT_CFLAGS. Document flags used during bootstrap for
20123 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20125 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20126 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20127 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20129 (smin<mode>3): Ditto from similar patterns.
20130 (smax<mode>3): Ditto.
20131 (*ieee_smin<mode>3): Ditto.
20132 (*ieee_smax<mode>3): Ditto.
20133 * config/i386/sse.md (sse): New mode attribute.
20134 (mov<mode>): Macroize expander from movv4sf and movv2df using
20135 SSEMODEF2P mode iterator.
20136 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20137 SSE_VEC_FLOAT_MODE_P as insn constraint.
20138 (storent<mode>): Ditto.
20139 (storent<mode>): Macroize expander from storentsf and storentdf using
20140 MODEF mode iterator.
20141 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20142 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20143 (abs<mode>2): Ditto from similar patterns.
20144 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20145 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20146 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20147 (<sse>_vmsqrt<mode>2): Ditto.
20148 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20149 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20150 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20151 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20152 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20153 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20154 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20156 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20157 iterator and SSE_FLOAT_MODE_P as insn constraint.
20158 (<sse>_ucomi): Ditto from similar patterns.
20159 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20160 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20161 SSE_VEC_FLOAT_MODE_P as insn constraint.
20162 (vcond<mode>): Ditto from similar patterns.
20163 (and<mode>3, *and<mode>3): Ditto.
20164 (<sse>_nand<mode>3): Ditto.
20165 (ior<mode>3, *ior<mode>3): Ditto.
20166 (xor<mode>3, *xor<mode>3): Ditto.
20167 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20168 iterator and SSE_FLOAT_MODE_P as insn constraint.
20169 (*nand<mode>3): Ditto from similar patterns.
20170 (*ior<mode>3): Ditto.
20171 (*xor<mode>3): Ditto.
20173 2008-02-20 Ira Rosen <irar@il.ibm.com>
20175 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20176 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20177 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20179 2008-02-19 Jan Hubicka <jh@suse.cz>
20181 * predict.c (tree_bb_level_predictions): Remove variable next
20182 mistakely introduced by previous commit.
20184 2008-02-19 Jan Hubicka <jh@suse.cz>
20186 * predict.c (predict_paths_leading_to): Rewrite.
20187 (predict_paths_for_bb): New.
20188 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20190 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20193 * Makefile.in (build_file_translate): New.
20194 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20195 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20196 * configure.ac (build_file_translate): Substitute it.
20197 * configure: Regenerate.
20199 2008-02-19 Jan Hubicka <jh@suse.cz>
20201 PR rtl-optimization/34408
20202 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20205 2008-02-19 Jan Hubicka <jh@suse.cz>
20207 PR middle-end/28779
20208 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20211 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20214 * config/i386/i386-modes.def: Revert the last DI alignment
20215 change until Ada people can look into it.
20217 2008-02-19 Nick Clifton <nickc@redhat.com>
20219 * opts.c (print_specific_help): Fix typo in --help text.
20221 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20224 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20225 32-bit inline asm without asm alternatives for host GCC < 3.0.
20227 2008-02-19 Richard Guenther <rguenther@suse.de>
20229 PR tree-optimization/34989
20230 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20231 Allow propagation to INDIRECT_REF if we can simplify only.
20233 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20235 * c-common.c (warn_for_collisions_1): Use appropriate option when
20238 2008-02-19 Nick Clifton <nickc@redhat.com>
20241 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20242 (handle_options): Fix indentation.
20243 (print_filtered_help): If no language-specific options were
20244 displayed tell the user how to list all the options supported by
20245 the language's front-end.
20246 (print_specific_help): Fix indentation and remove duplicate line.
20247 (common_handle_option): Handle the -v option.
20248 For --help enable the display of undocumented options if the -v
20249 switch has been included on the command line.
20250 For --help= check for overlaps in the arguments between the option
20251 classes and the language names and issue a warning when they
20252 cannot be disambiguated.
20253 * c.opt (v): Pass on to the common option handler.
20255 2008-02-19 Revital Eres <eres@il.ibm.com>
20257 * modulo-sched.c (sms_schedule): Change dump message when
20258 create_ddg function fails.
20259 (try_scheduling_node_in_cycle): Rename row to cycle.
20260 (print_partial_schedule): Rename CYCLE to ROW.
20262 2008-02-19 Christian Bruel <christian.bruel@st.com>
20263 Zdenek Dvorak <ook@ucw.cz>
20265 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20267 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20270 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20271 (*x86_movdicc_0_m1_se): Ditto.
20273 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20275 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20276 (CMPtype): Define as __gcc_CMPtype.
20277 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20278 (CMPtype): Define as __gcc_CMPtype.
20280 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20282 Support valgrind 3.3 for --enable-checking=valgrind.
20283 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20285 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20286 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20287 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20288 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20289 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20290 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20291 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20293 * ggc-zone.c: Similar.
20294 * ggc-page.c: Similar.
20296 2008-02-19 Paul Brook <paul@codesourcery.com>
20299 * config/arm/ieee754-df.S: Fix do_it typo.
20300 * config/arm/ieee754-sf.S: Fix do_it typo.
20302 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20305 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20306 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20307 (OPTION_MASK_ISA_SSE_SET): Likewise.
20308 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20309 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20310 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20311 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20312 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20313 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20314 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20315 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20316 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20317 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20318 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20319 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20320 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20321 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20322 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20323 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20324 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20325 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20326 (OPTION_MASK_ISA_SSE4): Removed.
20327 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20328 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20329 (override_options): Don't turn on implied SSE/MMX bits in
20332 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20334 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20337 2008-02-18 Joey Ye <joey.ye@intel.com>
20339 PR middle-end/34921
20340 * tree-nested.c (insert_field_into_struct): Set type alignment
20341 to field alignment if the former is less than the latter.
20343 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20345 * BASE-VER: Set to 4.4.0.
20347 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20349 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20350 * doc/cfg.texi: Likewise.
20351 * doc/extend.texi: Likewise.
20352 * doc/gty.texi: Likewise.
20353 * doc/invoke.texi: Likewise.
20354 * doc/loop.texi: Likewise.
20355 * doc/md.texi: Likewise.
20356 * doc/passes.texi: Likewise.
20357 * doc/rtl.texi: Likewise.
20358 * doc/sourcebuild.texi: Likewise.
20359 * doc/tm.texi: Likewise.
20360 * doc/tree-ssa.texi: Likewise.
20362 2008-02-17 Richard Guenther <rguenther@suse.de>
20364 PR middle-end/35227
20365 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20366 without default definition.
20368 2008-02-17 Richard Guenther <rguenther@suse.de>
20370 PR tree-optimization/35231
20371 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20374 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20377 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20378 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20379 libgcc_cmp_return mode.
20381 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20384 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20386 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20388 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20391 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20393 * doc/c-tree.texi: Use `@.' where appropriate.
20394 * doc/extend.texi: Likewise.
20395 * doc/install.texi: Likewise.
20396 * doc/invoke.texi: Likewise.
20397 * doc/loop.texi: Likewise.
20398 * doc/makefile.texi: Likewise.
20399 * doc/md.texi: Likewise.
20400 * doc/passes.texi: Likewise.
20401 * doc/standards.texi: Likewise.
20402 * doc/tm.texi: Likewise.
20404 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20406 PR middle-end/35196
20407 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20409 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20410 rather than in entry_bb.
20412 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20414 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20415 libgcc_cmp_return mode.
20417 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20419 PR middle-end/35130
20420 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20421 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20423 2008-02-15 Richard Guenther <rguenther@suse.de>
20424 Zdenek Dvorak <ook@ucw.cz>
20426 PR tree-optimization/35164
20427 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20428 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20429 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20430 Only propagate addresses which do not have abnormal SSA_NAMEs
20433 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20436 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20438 2008-02-15 Jan Hubicka <jh@suse.cz>
20440 PR middle-end/35149
20441 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20443 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20445 PR middle-end/34621
20446 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20447 when calculating alignment_pad.
20449 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20451 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20452 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20453 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20454 and STACK_BOUNDARY define.
20456 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20458 PR preprocessor/35061
20459 * c-pragma.c (handle_pragma_pop_macro): Check that
20460 pushed_macro_table has been allocated.
20462 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20464 PR middle-end/35136
20465 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20466 (force_gimple_operand): Likewise.
20467 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20468 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20469 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20470 (find_interesting_uses_address): Check addressability and alignment
20471 of the base expression only after substituting bases of IVs into it.
20473 2008-02-14 Michael Matz <matz@suse.de>
20476 * function.c (instantiate_virtual_regs_in_insn): Reload address
20477 before falling back to reloading the whole operand.
20479 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20481 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20482 before the first section switch note.
20484 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20486 * doc/bugreport.texi: Update copyright years.
20487 * doc/c-tree.texi: Likewise.
20488 * doc/cfg.texi: Likewise.
20489 * doc/cpp.texi: Likewise.
20490 * doc/cppinternals.texi: Likewise.
20491 * doc/fragments.texi: Likewise.
20492 * doc/frontends.texi: Likewise.
20493 * doc/gcc.texi: Likewise.
20494 * doc/gty.texi: Likewise.
20495 * doc/hostconfig.texi: Likewise.
20496 * doc/implement-c.texi: Likewise.
20497 * doc/libgcc.texi: Likewise.
20498 * doc/loop.texi: Likewise.
20499 * doc/makefile.texi: Likewise.
20500 * doc/options.texi: Likewise.
20501 * doc/passes.texi: Likewise.
20502 * doc/rtl.texi: Likewise.
20503 * doc/sourcebuild.texi: Likewise.
20504 * doc/standards.texi: Likewise.
20505 * doc/tree-ssa.texi: Likewise.
20506 * doc/trouble.texi: Likewise.
20508 * doc/extend.texi: Use @: or add comma where appropriate.
20509 * doc/invoke.texi: Likewise.
20510 * doc/tm.texi: Likewise.
20512 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20515 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20518 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20520 * doc/md.texi (clz, ctz): Add reference.
20521 * doc/rtl.texi (clz, ctz): Likewise.
20523 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20526 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20529 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20531 * config/s390/s390.c (struct constant_pool): New field
20532 emit_pool_after added.
20533 (s390_mainpool_start): Set the emit_pool_after flag according
20534 to the section switch notes.
20535 (s390_mainpool_finish): Consider emit_pool_after when emitting
20536 the literal pool at the end of the function.
20537 (s390_chunkify_start): Force literal pool splits at section
20540 2008-02-13 Michael Matz <matz@suse.de>
20543 * var-tracking.c (clobber_variable_part): Correctly traverse the
20546 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20549 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20550 Add -fdump-ipa-inline.
20551 * tree-dump.c (dump_files): Remove tree-inlined dump.
20552 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20554 2008-02-12 Richard Guenther <rguenther@suse.de>
20556 PR tree-optimization/35171
20557 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20560 2008-02-12 Richard Guenther <rguenther@suse.de>
20562 PR middle-end/35163
20563 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20564 value-preserving mode. Disallow final truncation.
20566 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20568 PR middle-end/35136
20569 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20570 code from here to...
20571 (force_gimple_operand): ...here.
20573 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20576 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20577 non-compatible pointers.
20578 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20579 different FIELD_DECLs, try harder by comparing field offsets, sizes
20582 PR inline-asm/35160
20583 * function.c (match_asm_constraints_1): Don't replace the same input
20586 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20588 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20589 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20590 (expand_epilogue): Restore RAMPZ register.
20591 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20593 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20595 * config/i386/cygwin.asm: (__alloca): Correct calling
20596 convention and alignment.
20597 (__chkstk): Force 8 byte stack alignment.
20599 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20600 Richard Guenther <rguenther@suse.de>
20602 PR tree-optimization/33992
20603 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20604 the zero we compare against.
20606 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20608 PR libfortran/35063
20609 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20610 to CloseHandle after unlocking to prevent accumulation of handle
20613 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20615 PR middle_end/34150
20616 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20617 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20618 and update LABEL_NUSES during and after reload.
20620 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20622 PR middle-end/34627
20623 * combine.c (simplify_if_then_else): Make sure the comparison is
20624 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20626 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20629 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20630 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20631 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20632 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20633 * tree.h (get_type_static_bounds): Likewise.
20635 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20637 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20638 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20639 Make -Wfoo language annotations match what the compiler outputs.
20641 2008-02-08 Sa Liu <saliu@de.ibm.com>
20643 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20644 intrinsics spu_convts, spu_convtu, spu_convtf.
20646 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20648 * doc/extend.texi (Function Attributes) <noinline>: Mention
20649 asm ("") as method to keep calls.
20651 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20654 * doc/options.texi (Options): Replace references to opts.sh with
20656 * opts-common.c: Likewise.
20657 * optc-gen.awk: Likewise.
20659 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20661 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20663 2008-02-07 Richard Henderson <rth@redhat.com>
20666 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20667 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20670 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20672 PR tree-optimization/35085
20673 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20674 for operand entry oe2 in addition to operand entry oe3 in order to
20675 expose more opportunities for vectorizer sum reduction.
20677 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20680 * Makefile.in (LIBS): Remove $(GMPLIBS).
20681 (cc1-dummy, cc1): Add $(GMPLIBS).
20683 2008-02-06 Jan Hubicka <jh@suse.cz>
20686 * i386.md (moddf_integer): Do not produce partial memory stalls for
20687 targets where it hurts.
20689 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20692 * optabs.c (expand_float): Do not check for decimal modes when
20693 expanding unsigned integer through signed conversion.
20695 2008-02-06 Nick Clifton <nickc@redhat.com>
20697 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20698 inside the clobber with a match_operand and duplicated operand
20699 number in the constraint.
20700 (ineqbranchsi): Delete redundant comment.
20702 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20704 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20705 builtin_define ("__USE_INIT_FINI__").
20706 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20708 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20710 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20712 PR documentation/30330
20713 * doc/invoke.texi (C++ Dialect Options)
20714 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20715 For each warning option -Wfoo that allows -Wno-foo, ensure both
20716 -Wfoo and -Wno-foo are listed in the option index. Fix index
20717 entry of -Wswitch-default, index -Wnormalized= including the
20718 `=', and -Wlarger-than-@var{len} including @var{len}.
20720 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20722 * config/i386/i386.md (floatunssisf2): Use
20723 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20724 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20725 Macroize expander using MODEF mode iterator.
20727 2008-02-05 Diego Novillo <dnovillo@google.com>
20729 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20732 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20734 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20737 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20739 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20742 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20743 to indicate if a message should be generated.
20744 (init_cumulative_args): Updated.
20745 (function_value_32): Likewise.
20747 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20749 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20751 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20754 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20755 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20757 2008-02-04 Diego Novillo <dnovillo@google.com>
20759 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20762 * tree-vrp.c (vrp_evaluate_conditional): With
20763 -Wtype-limits, emit a warning when comparing against a
20764 constant outside the natural range of OP0's type.
20766 2008-02-04 Richard Guenther <rguenther@suse.de>
20768 PR middle-end/33631
20769 * expr.c (count_type_elements): Give for unions instead of
20772 2008-02-04 Richard Guenther <rguenther@suse.de>
20774 PR middle-end/35043
20775 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20776 to TYPE_DOMAINs base type instead of using bitsizetype here.
20778 2008-02-03 Jason Merrill <jason@redhat.com>
20780 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20782 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20785 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20786 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20787 (RS/6000 and PowerPC Options): Fix typos and markup.
20788 * doc/passes.texi (Tree-SSA passes): Likewise.
20790 2008-02-02 Michael Matz <matz@suse.de>
20793 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20794 from record_last_reg_set_info.
20795 (record_last_reg_set_info): Take an RTX argument, iterate over all
20796 constituent hardregs.
20797 (record_last_set_info, record_opr_changes): Change calls to
20798 new signature or to record_last_reg_set_info_regno.
20800 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20802 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20804 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20806 PR rtl-optimization/34773
20807 * reg-notes.def (EQUAL): Mention significance of combination of
20808 REG_EQUAL and REG_RETVAL.
20809 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20810 insn that has a REG_RETVAL.
20812 2008-02-01 Roger Sayle <roger@eyesopen.com>
20815 * configure.ac (--enable-fixed-point): Disable unless explicitly
20817 * configure: Regenerate.
20819 2008-02-01 Richard Guenther <rguenther@suse.de>
20822 * invoke.texi (-finline-limit): Remove no longer true parts
20823 of the documentation. Note that there is no default value.
20825 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20826 Mark Mitchell <mark@codesourcery.com>
20827 Ben Elliston <bje@au.ibm.com>
20830 * doc/extend.texi (Other Builtins): Document.
20832 2008-01-31 Tom Browder <tom.browder@gmail.com>
20834 * doc/c-tree.texi (Types): Fix grammar.
20835 (Expression trees): Ditto.
20836 * doc/passes.texi (Tree-SSA passes): Ditto.
20838 * doc/configterms.texi (Configure Terms): Fix typo.
20839 * doc/cpp.texi (Common Predefined Macros): Ditto.
20840 * doc/md.texi (Machine Constraints): Ditto.
20842 * doc/makefile.texi (Makefile): Add comma.
20844 2008-01-31 Tom Browder <tom.browder@gmail.com>
20845 Gerald Pfeifer <gerald@pfeifer.com>
20847 * doc/sourcebuild.texi (Front End): Remove references to CVS
20848 and CVSROOT/modules.
20849 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20850 (Back End): Remove reference to CVS.
20852 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20855 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20857 (mips16_gp_pseudo_reg): ...here.
20858 * config/mips/mips.md (load_const_gp): Replace with...
20859 (load_const_gp_<mode>): ...this :P-based insn.
20861 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20863 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20864 options. Minor fixes.
20865 (-std): Move reference to standards closer to where language
20866 standards are first mentioned.
20868 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20870 PR rtl-optimization/34995
20871 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20872 parameter and return a bool. If the rtx parameter is nonnull,
20873 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20874 (find_reloads): Update call accordingly. Pass the new operand
20875 if it needed no address reloads, otherwise pass null.
20877 2008-01-30 Richard Henderson <rth@redhat.com>
20880 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20881 for unbounded arrays.
20883 2008-01-30 Silvius Rus <rus@google.com>
20885 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20887 2008-01-30 Jan Hubicka <jh@suse.cz>
20890 * i386.c (init_cumulative_args): Use real function declaration when
20893 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20895 PR rtl-optimization/34998
20896 * global.c (build_insn_chain): Treat non-subreg_lowpart
20897 SUBREGs of pseudos as clobbering all the words covered by the
20898 SUBREG, not just all the bytes.
20899 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20900 original df_ref rather than an extract parameter.
20901 (global_conflicts): Update call accordingly.
20903 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20905 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20906 the overflow check to make it easier to read.
20907 (__fixtfdi): Change the type of the ll member in union
20908 long_double to UDItype_x.
20910 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20912 PR middle-end/34969
20913 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20914 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20915 * tree-inline.c (fold_marked_statements): Call
20916 cgraph_update_edges_for_call_stmt if folding a call statement.
20917 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20918 debug_generic_stmt calls, reset it back afterwards.
20921 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20923 * c-typeck.c (build_external_ref): Don't pedwarn about
20924 static vars in current function's scope.
20926 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20928 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20930 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20933 * ipa-struct-reorg.c: Fix spelling.
20934 * params.def: Ditto.
20936 2008-01-29 Richard Guenther <rguenther@suse.de>
20938 PR middle-end/35006
20939 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20941 * tree-inline.c (remap_type): Increment remapping_type_depth
20942 around remapping types.
20943 (copy_body_r): Only add referenced variables if they are referenced
20944 from code, not types.
20946 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20957 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20958 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20960 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20963 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20964 pointer for tiny stack.
20966 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20968 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20970 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20972 * config/vx-common.h: Fix typo in comment.
20974 2008-01-28 Ian Lance Taylor <iant@google.com>
20978 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20979 coalesce pointers if they have different DECL_NO_TBAA_P values.
20980 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20981 between variables with different DECL_NO_TBAA_P values.
20983 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20986 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20987 are not legitimate small data references on SPE targets.
20989 2008-01-28 David Daney <ddaney@avtrex.com>
20991 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20993 2008-01-28 David Daney <ddaney@avtrex.com>
20995 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20997 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20999 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21000 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21001 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21002 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21003 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21004 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21005 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21006 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21008 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21010 * basic-block.h (condjump_equiv_p): Fix comment.
21012 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21014 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21015 print_generic_stmt_indented): Fix comment.
21017 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21019 * configure.ac (__stack_chk_fail): Add detecion for availability
21020 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21021 * configure: Regenerate.
21023 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21025 PR middle-end/34688
21026 * final.c (output_addr_const): Handle TRUNCATE.
21028 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21031 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21032 (zero_cost, infinite_cost): New constants.
21033 (struct cost_pair): Change type of cost to comp_cost.
21034 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21035 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21037 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21038 split_address_cost, ptr_difference_cost, difference_cost,
21039 get_computation_cost_at, get_computation_cost,
21040 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21041 determine_use_iv_cost_condition, determine_use_iv_costs,
21042 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21043 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21044 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21045 Change type of cost to comp_cost.
21046 (determine_iv_cost): Increase cost of non-original ivs, instead
21047 of decreasing the cost of original ones.
21048 (get_address_cost): Indicate the complexity of the addressing mode
21050 (try_add_cand_for): Prefer using ivs not specific to some object.
21051 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21053 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21054 Janis Johnson <janis187@us.ibm.com>
21057 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21058 (TARGET_INSTANTIATE_DECLS): Likewise.
21059 * target.h (expand_to_rtl_hook): New target hook.
21060 (instantiate_decls): Likewise.
21061 * function.c (instantiate_decl): Make non-static. Rename to...
21062 (instantiate_decl_rtl): ... this.
21063 (instantiate_expr): Use instantiate_decl_rtl.
21064 (instantiate_decls_1): Likewise.
21065 (instantiate_decls): Likewise.
21066 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21067 * function.h (instantiate_decl_rtl): Add prototype.
21068 * cfgexpand.c (target.h): New include.
21069 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21070 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21071 (TARGET_INSTANTIATE_DECLS): Likewise.
21072 (TARGET_INITIALIZER): New target hooks added.
21073 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21075 * config/rs6000/rs6000.c (tree-flow.h): New include.
21076 (machine_function): Add sdmode_stack_slot field.
21077 (rs6000_alloc_sdmode_stack_slot): New function.
21078 (rs6000_instantiate_decls): Likewise.
21079 (rs6000_secondary_memory_needed_rtx): Likewise.
21080 (rs6000_check_sdmode): Likewise.
21081 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21082 (TARGET_INSTANTIATE_DECLS): Likewise.
21083 (rs6000_hard_regno_mode_ok): Allow SDmode.
21084 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21085 (rs6000_emit_move): Handle SDmode.
21086 (function_arg_advance): Likewise.
21087 (function_arg): Likewise.
21088 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21089 SDmode var args for 32-bit compiles.
21090 (rs6000_secondary_reload_class): Handle SDmode.
21091 (rs6000_output_function_epilogue): Likewise.
21092 (rs6000_function_value): Simplify if statement.
21093 (rs6000_libcall_value): Likewise.
21094 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21095 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21096 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21097 (movsd_hardfloat): New define_insn.
21098 (movsd_softfloat): Likewise.
21099 (movsd_store): Likewise.
21100 (movsd_load): Likewise.
21101 (extendsddd2): Likewise.
21102 (extendsdtd2): Likewise.
21103 (truncddsd2): Likewise.
21104 (movdd_hardfloat64): Fixup comment.
21105 (UNSPEC_MOVSD_LOAD): New constant.
21106 (UNSPEC_MOVSD_STORE): Likewise.
21108 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21111 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21113 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21114 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21115 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21116 and TRUTH_XOR_EXPR.
21118 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21121 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21122 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21123 __LONGDOUBLE128 too.
21124 * config/rs6000/aix61.h: New file.
21126 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21128 PR rtl-optimization/34959
21129 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21130 popcount and parity rtxes the same mode as their operand.
21131 Truncate or extend the result to the return value's mode
21134 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21137 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21138 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21139 to GOT_VERSION_REGNUM.
21140 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21141 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21142 * config/mips/mips.c (mips_emit_call_insn): New function.
21143 (mips_call_tls_get_addr): Call mips_expand_call directly.
21144 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21146 (mips16_build_call_stub): Likewise. Return the call insn or null.
21147 (mips_expand_call): Update the call to mips16_build_call_stub
21148 accordingly and a remove redundant condition. Assert that MIPS16
21149 stubs do not use lazy binding. Use mips_emit_call_insn and return
21151 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21153 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21154 (mips_avoid_hazard): Remove hazard_set handling.
21155 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21156 (UNSPEC_RESTORE_GP): ...this.
21157 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21158 (FAKE_CALL_REGNO): Rename to...
21159 (GOT_VERSION_REGNUM): ...this.
21160 (type): Add "ghost" value. Add an associated insn reservation.
21161 (hazard_set): Remove.
21162 (exception_receiver): Rename to...
21163 (restore_gp): ...this and update the unspec identifier accordingly.
21164 (exception_receiver, nonlocal_got_receiver): New expanders.
21165 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21166 FAKE_CALL_REGNO. Remove hazard_set attribute.
21167 (set_got_version, update_got_version): New patterns.
21169 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21172 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21174 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21177 * doc/install.texi2html: Generate gcc-vers.texi.
21179 2008-01-25 DJ Delorie <dj@redhat.com>
21181 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21183 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21185 * config/c4x: Remove directory.
21186 * config.gcc (crx-*, mt-*): Mark obsolete.
21187 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21188 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21189 sh-*-rtemscoff*): Remove cases.
21190 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21191 * real.c (encode_c4x_single, decode_c4x_single,
21192 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21193 c4x_extended_format): Remove.
21194 * real.h (c4x_single_format, c4x_extended_format): Remove.
21195 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21197 (Pragmas): Remove comment about c4x pragmas.
21198 * doc/install.texi (c4x): Remove target-specific instructions.
21199 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21200 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21201 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21202 refer to C4x source files as examples.
21203 (C4X_FLOAT_FORMAT): Remove documentation.
21205 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21207 * config/bfin/bfin.c (override_options): Reorder tests so that
21208 flag_pic gets enabled for -msep-data.
21210 2008-01-25 Richard Guenther <rguenther@suse.de>
21212 PR middle-end/32244
21213 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21214 to its bitfield precision if required.
21216 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21218 PR middle-end/33880
21219 * tree-nested.c (walk_omp_for): New function.
21220 (convert_nonlocal_reference, convert_local_reference): Call
21221 walk_omp_for on OMP_FOR.
21222 (convert_call_expr): Call walk_body on OMP_FOR's
21223 OMP_FOR_PRE_INIT_BODY.
21225 2008-01-25 Richard Guenther <rguenther@suse.de>
21227 PR tree-optimization/34966
21228 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21229 default defs and PHI_NODEs we have to insert after the
21230 defining statement.
21232 2008-01-24 Nick Clifton <nickc@redhat.com>
21234 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21235 Provide a default definition.
21236 (LIBGCC2_UNITS_PER_WORD): Likewise.
21238 * config/stormy16/stormy16.c: Include df.h for the prototype
21239 for df_regs_ever_live_p.
21240 (xstormy16_expand_builtin_va_start): Convert the stack offset
21241 into a component_ref and then use POINTER_PLUS_EXPR to add it
21242 to the incoming_virtual_args_rtx.
21243 (xstormy16_gimplify_va_arg_expr): Rename to
21244 xstormy16_gimplify_va_arg_expr.
21245 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21246 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21247 xstormy16_gimplify_va_arg_expr.
21248 Fix up some formatting issues.
21250 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21251 Move to predicates.md.
21252 (xs_hi_general_operand): Likewise.
21253 (xs_hi_nonmemory_operand): Likewise.
21254 * config/stormy16/predicates.md:
21255 (xstormy16_carry_plus_operand): New predicate.
21256 (xs_hi_general_operand): New predicate.
21257 (xs_hi_nonmemory_operand): New predicate.
21258 * config/stormy16/stormy16-protos.h:
21259 (xstormy16_carry_plus_operand): Delete prototype.
21260 (xs_hi_general_operand): Likewise.
21261 (xs_hi_nonmemory_operand): Likewise.
21263 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21264 modifiers as they are no longer needed and they can trigger
21265 reload spill failures.
21267 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21268 with a match_operand in order to help reload.
21270 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21271 constraint with 'e' for the 8th alternative as this version of
21272 the mov.w instruction only accepts the lower 8 registers.
21274 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21277 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21278 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21281 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21283 PR middle-end/33333
21284 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21286 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21288 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21290 (remove_structure): Update allocations list before removing structure.
21292 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21294 * ipa-struct-reorg.c (is_safe_cond_expr,
21295 create_new_stmts_for_cond_expr): Use integer_zerop function,
21296 that recognize not only zero-pointer, but zero-integer too.
21298 2008-01-25 Ben Elliston <bje@au.ibm.com>
21301 * fixproto: Escape "." in sed expression that strips leading "./".
21303 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21306 * gcc.c (SWITCH_OK): Removed.
21307 (SWITCH_LIVE): Changed to bit.
21308 (SWITCH_FALSE): Likewise.
21309 (SWITCH_IGNORE): Likewise.
21310 (switchstr): Change live_cond to unsigned int.
21311 (process_command): Replace SWITCH_OK with 0.
21312 (do_self_spec): Likewise.
21313 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21314 (give_switch): Likewise.
21315 (used_arg): Likewise.
21316 (do_spec_1): Set the SWITCH_IGNORE bit.
21317 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21318 bits. Set the SWITCH_LIVE bit.
21320 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21322 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21324 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21326 PR tree-optimization/34472
21327 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21328 parameter to a "bool *" and set *DATA to false if there is
21329 an unsafe access. Do not delete the structure here.
21330 (check_cond_exprs): Delete it here instead.
21331 (check_cond_exprs, exclude_cold_structs): Do not increase
21332 I when removing a structure.
21334 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21337 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21338 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21340 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21342 PR middle-end/34934
21343 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21344 a fixed vector for stack.
21346 2008-01-24 Ben Elliston <bje@au.ibm.com>
21349 * doc/gcc.texi (Software development): Add a direntry for g++.
21351 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21353 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21354 stale and straggling -fforce-addr comments above.
21356 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21358 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21359 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21361 2008-01-23 Michael Matz <matz@suse.de>
21364 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21367 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21369 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21370 malloc result type.
21372 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21374 * config/avr/avr.c (avr_current_arch): New variable.
21375 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21376 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21377 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21378 (avr_override_options): Init 'avr_current_arch'.
21379 (base_arch_s): Move from here...
21380 * config/avr/avr.h (base_arch_s): ... here. Add new members
21381 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21382 'mega' to 'have_jmp_call'.
21383 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21384 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21386 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21388 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21389 MULTILIB_MATCHES): Ditto.
21391 2008-01-23 Richard Guenther <rguenther@suse.de>
21393 PR middle-end/31529
21394 * cgraphunit.c (cgraph_reset_node): Always mark the node
21395 not reachable if it is not queued already.
21397 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21399 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21400 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21401 (cputype_selected): New static variable.
21402 (bfin_handle_option): Set it if -mcpu is used.
21403 (override_option): Select default set of workarounds if no cpu type
21404 selected on the command line.
21405 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21407 From Michael Frysinger <michael.frysinger@analog.com>
21408 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21409 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21411 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21412 for bf547, bf523, bf524, and bf526.
21413 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21415 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21416 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21417 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21418 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21419 * doc/invoke.texi (Blackfin Options): Document that
21420 -mcpu now accept bf547, bf523, bf524, and bf526.
21422 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21424 PR rtl-optimization/34628
21425 * combine.c (try_combine): Stop and undo after the first combination
21426 if an autoincrement side-effect on the first insn has effectively
21429 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21432 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21433 Offset addresses are not valid for Altivec or paired float modes.
21435 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21438 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21439 if DECL_INITIAL (decl) is error_mark_node.
21442 * c-common.c (handle_vector_size_attribute): Only allow
21443 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21444 the same way as pointer, array etc. types.
21445 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21448 * tree.c (build_type_attribute_qual_variant): Call
21449 build_qualified_type if attributes are equal, but quals are not.
21451 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21454 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21455 * flags.h (warn_strict_aliasing): Remove.
21456 (warn_strict_overflow): Remove.
21457 * opts.c (warn_strict_aliasing): Remove.
21458 (warn_strict_overflow): Remove.
21459 * c-opts.c (c_common_handle_option): -Wall only sets
21460 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21461 (c_common_post_options): Give default values to -Wstrict-aliasing
21462 and -Wstrict-overflow if they are uninitialized.
21463 * common.opt (Wstrict-aliasing): Specify Var and Init.
21464 (Wstrict-overflow): Likewise.
21466 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21468 PR rtl-optimization/26854
21469 PR rtl-optimization/34400
21470 PR rtl-optimization/34884
21471 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21473 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21474 (df_rd_bb_info.expanded_lr_out): Deleted
21475 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21476 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21477 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21478 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21479 Removed code to allocate, initialize or free expanded_lr_out.
21480 (df_rd_bb_local_compute_process_def): Restructured to make more
21482 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21483 sets if the sets are being trimmed.
21485 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21488 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21489 (as_vers): Likewise.
21490 * configure: Regenerated.
21492 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21494 PR middle-end/33092
21495 * tree-pass.h (pass_build_alias): New pass.
21496 * tree-ssa-alias.c (gate_build_alias): New.
21497 (pass_build_alias): New.
21498 * passes.c (init_optimization_passes): Add pass_build_alias after
21499 pass_create_structure_vars.
21501 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21503 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21504 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21505 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21506 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21507 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21508 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21509 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21510 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21511 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21512 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21513 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21514 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21515 * config/s390/s390.md (FP_ALL): New mode iterator.
21516 (_d): New mode attribute.
21517 ("*signbit<mode>2>"): Changed mode of first operand.
21518 ("isinf<mode>2"): Changed mode of first operand.
21519 ("*TDC_insn"): Adaptation for DFP modes.
21521 2008-01-22 Ben Elliston <bje@au.ibm.com>
21523 * tree.c (check_qualified_type): Improve function description.
21525 2008-01-21 Jason Merrill <jason@redhat.com>
21528 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21529 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21532 2008-01-21 DJ Delorie <dj@redhat.com>
21534 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21537 2008-01-21 Richard Guenther <rguenther@suse.de>
21539 PR middle-end/34856
21540 * tree-cfg.c (verify_expr): Allow all invariant expressions
21541 instead of just constant class ones as reference argument.
21542 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21543 like any other constant.
21544 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21546 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21548 * regmove.c (fixup_match_1): Update call crossed frequencies.
21550 2008-01-21 Richard Guenther <rguenther@suse.de>
21553 * tree-inline.c (setup_one_parameter): Deal with mismatched
21554 types using a VIEW_CONVERT_EXPR.
21556 2008-01-21 Alon Dayan <alond@il.ibm.com>
21557 Olga Golovanevsky <olga@il.ibm.com>
21559 PR tree-optimization/34701
21560 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21561 when the structure size is not a power of 2.
21563 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21565 * doc/install.texi: Add doc for --enable-checking=df.
21567 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21569 PR rtl-optimization/34808
21570 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21572 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21574 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21577 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21579 PR rtl-optimization/26854
21580 PR rtl-optimization/34400
21581 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21583 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21584 (df_rd_bb_info.expanded_lr_out): New.
21585 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21586 * loop_iv.c (iv_analysis_loop_init): Ditto.
21587 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21588 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21589 Added code to allocate, initialize or free expanded_lr_out.
21590 (df_rd_bb_local_compute_process_def): Restructured to make
21591 more understandable.
21592 (df_rd_confluence_n): Add code to do nothing with fake edges and
21593 code to no apply invalidate_by_call sets if the sets are being trimmed.
21594 (df_lr_local_finalize): Renamed to df_lr_finalize.
21595 (df_live_local_finalize): Renamed to df_live_finalize.
21597 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21600 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21601 deciding whether to use reciprocal instructions.
21603 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21605 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21606 dwarf2out_note_section_used if cold_text_section is NULL.
21608 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21610 PR gcov-profile/34610
21611 * tree-cfg.c (make_edges): Mark both outgoing edges from
21612 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21613 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21614 from OMP_FOR and OMP_CONTINUE outgoing edges.
21616 * tree-profile.c (tree_profiling): Return early if
21617 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21619 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21620 from cfun to child_cfun.
21621 * function.h (struct function): Add after_tree_profile bit.
21623 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21625 * config/avr/avr.S (_exit): Disable interrupt.
21627 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21628 Steven Bosscher <stevenb.gcc@gmail.com>
21630 PR rtl-optimization/26854
21631 PR rtl-optimization/34400
21632 * df-problems.c (df_live_scratch): New scratch bitmap.
21633 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21634 (df_live_reset): Clear the proper bitmaps.
21635 (df_live_bb_local_compute): Only process the artificial defs once
21636 since the order is not important.
21637 (df_live_init): Init the df_live sets only with the variables
21638 found live by df_lr.
21639 (df_live_transfer_function): Use the df_lr sets to prune the
21640 df_live sets as they are being computed.
21641 (df_live_free): Free df_live_scratch.
21643 2008-01-18 Ian Lance Taylor <iant@google.com>
21645 * common.opt: Add fmerge-debug-strings.
21646 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21647 flag_merge_debug_strings rather than flag_merge_constants.
21648 * doc/invoke.texi (Option Summary): Mention
21649 -fmerge-debug-strings.
21650 (Debugging Options): Document -fmerge-debug-strings.
21652 2008-01-18 Ian Lance Taylor <iant@google.com>
21655 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21656 (struct tree_function_decl): Add new field operator_new_flag.
21657 * tree-inline.c (expand_call_inline): When inlining a call to
21658 operator new, force the return value to go into a variable, and
21659 set DECL_NO_TBAA_P on that variable.
21660 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21662 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21665 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21666 DWARF2_DEBUGGING_INFO.
21667 (dwarf2out_note_section_used): Ditto. Add prototype.
21668 (have_multiple_function_sections, text_section_used,
21669 cold_text_section_used, *cold_text_sections): Move declarations
21672 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21674 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21675 field and add signal_ra.
21676 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21677 assignments to frame state pc. Move end of stack check after
21678 MD_FALLBACK_FRAME_STATE_FOR.
21679 (uw_update_context_1): Use frame state signal_regs if set, instead
21680 of checking signal_frame flag.
21681 (uw_update_context): Use frame state signal_ra if set.
21682 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21683 * config/xtensa/linux-unwind.h: New file.
21685 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21687 * modulo-sched.c (get_sched_window): Fix comment typo.
21689 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21691 PR tree-optimization/34648
21692 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21694 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21696 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21697 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21699 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21701 PR rtl-optimization/34400
21702 * df-core.c (df_worklist_dataflow_overeager,
21703 df_worklist_dataflow_doublequeue): New functions.
21704 (df_worklist_dataflow): Two different worklist solvers.
21705 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21708 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21711 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21712 and ftree-parallelize-loops.
21714 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21716 PR rtl-optimization/34826
21717 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21719 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21721 * global.c (find_reg): Mark the eh regs as used if necessary.
21722 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21723 * ra.h (struct allocno): no_eh_reg field added. Changed
21724 no_stack_reg type to bitfield.
21726 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21728 * tree.c (substitute_in_expr): Add missing 'break'.
21730 2008-01-17 Richard Guenther <rguenther@suse.de>
21732 PR tree-optimization/34825
21733 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21734 x / x as division to handle.
21736 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21738 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21739 "-pthread" is specified.
21740 * pa-hpux11.h (LIB_SPEC): Likewise.
21742 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21743 Peter Bergner <bergner@vnet.ibm.com>
21745 PR rtl-optimization/33796
21746 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21748 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21750 PR libgfortran/34699
21751 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21753 * pa-hpux10.h (LINK_SPEC): Likewise.
21754 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21756 2008-01-16 Richard Guenther <rguenther@suse.de>
21758 PR middle-end/32628
21759 * fold-const.c (fold_convert_const_int_from_int): Do not
21760 set overflow if that occured only because of a sign extension
21761 change when converting from/to a sizetype with the same
21762 precision and signedness.
21764 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21767 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21768 location address to the correct place. Update copyright year.
21770 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21772 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21773 no dependences in the dependence_relations vector.
21775 2008-01-16 Jan Hubicka <jh@suse.cz>
21777 PR rtl-optimization/31396
21778 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21779 * cfg.c (dump_reg_info): Print it.
21780 * regs.h (struct reg_info_t): add freq_calls_crossed.
21781 (REG_FREQ_CALLS_CROSSED): New macro.
21782 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21783 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21784 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21785 regmove_optimize): Update call crossed frequencies.
21786 * local-alloc.c (struct qty): Add freq_calls_crossed.
21787 (alloc_qty): Copute freq_calls_crossed.
21788 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21789 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21790 * ra.h (struct allocno): Add freq_calls_crossed.
21792 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21794 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21795 libgomp when compiling with ftree-parallelize-loops.
21796 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21798 2008-01-16 Richard Guenther <rguenther@suse.de>
21800 PR tree-optimization/34769
21801 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21802 * tree.c (int_cst_value): Instead make this function more
21803 permissive in what it accepts as valid input. Document this
21804 function always sign-extends the value.
21806 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21807 Richard Guenther <rguenther@suse.de>
21810 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21811 (gimple_fold_indirect_ref_rhs): ... this.
21812 (gimple_fold_indirect_ref): New function with foldings
21813 that preserve lvalueness.
21814 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21815 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21816 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21817 to fold an INDIRECT_REF, fall back to the old use of
21818 fold_indirect_ref_1.
21820 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21822 * tree-data-ref.c (subscript_dependence_tester_1): Call
21823 free_conflict_function.
21824 (compute_self_dependence): Same.
21826 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21829 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21830 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21832 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21833 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21834 for DWARF2_UNWIND_INFO targets.
21836 2008-01-16 Richard Guenther <rguenther@suse.de>
21839 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21840 type qualifiers for function types.
21842 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21844 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21845 loop_iterator li from previous commit.
21847 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21849 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21851 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21853 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21854 (parallelize_loops): Don't parallelize irreducible components.
21856 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21859 * c-opts (c_common_post_options): Do not enable CPP
21860 flag_pedantic_errors by default.
21862 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21864 PR rtl-optimization/31944
21865 * cse.c (remove_pseudo_from_table): New function.
21866 (merge_equiv_classes): Use above function to remove pseudo-registers.
21867 (invalidate): Likewise.
21869 2008-01-13 Richard Guenther <rguenther@suse.de>
21871 PR middle-end/34601
21872 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21873 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21875 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21877 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21878 validate_change to unshare the source of the PC set.
21880 2008-01-12 Jan Hubicka <jh@suse.cz>
21882 PR middle-end/32135
21883 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21884 references above array bounds. This might trigger bounds checks for
21885 pointers to arrays.
21887 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21889 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21890 new_replaceable_dependencies.
21892 2008-01-12 Doug Kwan <dougkwan@google.com>
21894 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21895 instead of OPT_Wreturn_type in warning due to ignored return type
21897 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21898 options included in -Wextra.
21899 * c.opt: New option -Wignored_qualifiers.
21900 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21901 -Wignore_qualifiers.
21902 (-Wignored-qualifiers): Document.
21903 (-Wreturn-type): Remove description of functionality now handled
21904 by -Wignored-qualifiers.
21906 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21909 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21910 NOP_EXPR if it is between integral types with the same precision.
21912 2008-01-12 Jan Hubicka <jh@suse.cz>
21915 * invoke.texi (max-inline-recursive-depth): Fix default value.
21917 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21919 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21922 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21924 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21926 2008-01-11 James E. Wilson <wilson@specifix.com>
21929 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21931 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21933 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21934 save/restore frame pointer register and don't use 'call-prologues'
21935 optimization in function with "OS_task" attribute.
21937 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21939 PR middle-end/31309
21940 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21941 when copying to memory.
21943 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21945 PR rtl-optimization/30905
21946 * cfgcleanup.c: Include dce.h
21947 (crossjumps_occured): New global variable.
21948 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21949 If something changed, set crossjumps_occured to true.
21950 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21951 Don't add/remove fake edges to exit here...
21952 (cleanup_cfg): ...but do it here, when crossjumping.
21953 Run a fast DCE when successful crossjumps occured in the latest
21954 iteration of try_optimize_cfg.
21956 2008-01-11 Richard Guenther <rguenther@suse.de>
21958 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21959 (struct vn_unary_op_s): Likewise.
21960 (vn_reference_insert): Free old reference on hash collision.
21962 2008-01-10 Raksit Ashok <raksit@google.com>
21964 PR rtl-optimization/27971
21965 * combine.c (find_split_point): Split PLUS expressions which are
21966 inside a MEM rtx, and whose first operand is complex.
21968 2008-01-10 DJ Delorie <dj@redhat.com>
21970 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21971 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21972 (m32c_hard_regno_ok): Call the underlying function.
21974 2008-01-10 Richard Guenther <rguenther@suse.de>
21976 PR middle-end/34683
21977 * tree-cfg.c (tree_merge_blocks): Do not go through the
21978 full-blown folding and stmt updating path if we just deal
21979 with virtual operands.
21980 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21981 test for abnormal SSA_NAMEs.
21983 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21985 PR middle-end/34641
21986 * reload.c (push_reload): Add assertions. All constants from
21987 reg_equiv_constant should have been used for replacing the respective
21989 (find_reloads_address): Invoke find_reloads_address_part for
21990 constant taken from the reg_equiv_constant array.
21992 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21994 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21995 field (valnum) the first in the struct. Replace bools with
21998 2008-01-10 Richard Guenther <rguenther@suse.de>
22000 PR tree-optimization/34651
22001 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22002 types and ordering for masking and converting.
22004 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22006 PR tree-optimization/34017
22007 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22008 also for PHI_NODE expressions.
22010 2008-01-09 Jan Hubicka <jh@suse.cz>
22012 PR tree-optimization/34708
22013 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22014 based on number of case labels.
22015 (init_inline_once): Remove switch_cost.
22016 * tree-inline.h (eni_weights_d): Remove switch_cost.
22018 2008-01-09 Richard Guenther <rguenther@suse.de>
22019 Andrew Pinski <andrew_pinski@playstation.sony.com>
22021 PR middle-end/30132
22022 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22023 temporary if an rvalue is ok or an lvalue is not required.
22025 2008-01-09 Richard Guenther <rguenther@suse.de>
22027 PR middle-end/34458
22028 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22029 adjust return type.
22031 2008-01-09 Richard Guenther <rguenther@suse.de>
22033 PR middle-end/34679
22034 * tree.c (host_integerp): Check for sizetype only if the
22035 type is an integer type.
22037 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22040 * opts.c (decode_options): Disable inlining of functions called
22041 once if not in unit-at-a-time mode.
22043 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22045 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22047 2008-01-08 Richard Guenther <rguenther@suse.de>
22049 PR middle-end/31863
22050 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22051 out early if the result will be unused.
22053 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22058 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22059 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22062 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22064 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22065 for vectorization tuned.
22067 2008-01-08 Richard Guenther <rguenther@suse.de>
22069 PR tree-optimization/34683
22070 * tree-ssa-operands.c (operand_build_cmp): Export.
22071 * tree-ssa-operands.h (operand_build_cmp): Declare.
22072 * tree-vn.c (vuses_compare): Remove.
22073 (sort_vuses): Use operand_build_cmp.
22074 (sort_vuses_heap): Likewise.
22075 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22076 to re-use old VEC if available. Do not sort already sorted VUSEs.
22077 (vdefs_to_vec): Do not sort already sorted VDEFs.
22079 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22081 PR middle-end/34694
22082 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22084 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22087 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22088 limitations of reciprocal sequences on x86 targets.
22090 2008-01-08 Richard Guenther <rguenther@suse.de>
22092 PR tree-optimization/34683
22093 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22095 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22098 * config/darwin.c (darwin_mergeable_string_section): Don't use
22099 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22101 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22104 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22105 negxf2. Macroize expander using X87MODEF mode iterator. Change
22106 predicates of op0 and op1 to register_operand.
22107 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22108 expander using X87MODEF mode iterator. Change predicates of
22109 op0 and op1 to register_operand.
22110 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22111 corresponding patterns and macroize using MODEF macro. Change
22112 predicates of op0 and op1 to register_operand and remove
22113 "m" constraint. Disparage "r" alternative with "!".
22114 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22115 macroize using X87MODEF macro. Change predicates of op0 and op1
22116 to register_operand and remove "m" constraint. Disparage "r"
22117 alternative with "!".
22118 (absneg splitter with memory operands): Remove.
22119 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22120 patterns and macroize using X87MODEF mode iterator.
22121 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22122 Change predicate of op1 to register_operand.
22123 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22124 for memory operands.
22126 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22128 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22130 2008-01-07 Richard Guenther <rguenther@suse.de>
22132 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22135 2008-01-07 Richard Guenther <rguenther@suse.de>
22137 PR tree-optimization/34683
22138 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22139 VOPs of the needed size to save memory. Use VEC_quick_push
22140 to save compile-time.
22141 (vdefs_to_vec): Likewise.
22143 2008-01-07 Sa Liu <saliu@de.ibm.com>
22145 * config/spu/spu.md (divdf3): Genetate inline code for double
22146 division. The implementation doesn't handle INF or NAN, therefore it
22147 only applies when -ffinite-math-only is given.
22149 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22152 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22153 * doc/cpp.texi ([Common Predefined Macros]): Document.
22155 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22157 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22158 order to use commutative addition instead of subtraction.
22160 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22161 Mircea Namolaru <namolaru@il.ibm.com>
22162 Vladimir Yanovsky <yanov@il.ibm.com>
22163 Revital Eres <eres@il.ibm.com>
22165 PR tree-optimization/34263
22166 * tree-outof-ssa.c (process_single_block_loop_latch,
22167 contains_tree_r): New functions.
22168 (analyze_edges_for_bb): Call process_single_block_loop_latch
22169 function to empty single-basic-block latch block if possible.
22171 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22173 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22175 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22177 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22179 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22181 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22183 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22185 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22187 PR tree-optimization/34618
22188 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22191 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22194 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22195 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22196 Update copyright year.
22198 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22199 Update copyright year.
22200 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22203 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22205 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22206 edge does not point to current bb before changing need_assert.
22208 2008-01-04 Richard Guenther <rguenther@suse.de>
22210 PR middle-end/34029
22211 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22212 for verifying purposes if they are is_gimple_min_invariant.
22214 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22216 PR tree-optimization/34448
22217 PR tree-optimization/34465
22218 * gimplify.c (gimplify_init_constructor): Add new parameter
22219 notify_temp_creation. Use it.
22220 (gimplify_modify_expr_rhs): Take volatiles into account when
22221 optimizing constructors.
22222 Do not optimize constructors if gimplify_init_constructor will dump to
22224 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22225 * gcc.c-torture/compile/pr34448.c: New.
22227 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22229 PR gcov-profile/34609
22230 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22231 return_slot if result is TREE_ADDRESSABLE.
22233 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22235 * config/mips/mips.md (sqrt_condition): Tweak comment.
22236 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22238 2008-01-03 Tom Tromey <tromey@redhat.com>
22241 * c-common.c (c_type_hash): Handle VLAs.
22243 2008-01-03 Jan Hubicka <jh@suse.cz>
22245 PR tree-optimization/31081
22246 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22247 0 when inlining and not inlining to first basic block.
22248 (remap_decl): When var is initialized to 0, don't set default_def.
22249 (expand_call_inline): Set entry_bb.
22250 * tree-inline.h (copy_body_data): Add entry_bb.
22252 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22255 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22258 PR tree-optimization/29484
22259 * tree-inline.c (inline_forbidden_p_2): New function.
22260 (inline_forbidden_p): Disallow inlining if some static var
22261 has an address of a local LABEL_DECL in its initializer.
22262 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22265 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22267 PR tree-optimization/34635
22268 * tree-data-ref.c (add_other_self_distances): Make sure that the
22269 evolution step is constant.
22271 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22273 PR middle-end/34608
22274 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22276 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22278 * tree-sra.c (scalarize_init): Insert the generate_element_init
22279 statements after the generate_element_zero statements.
22281 2008-01-02 Richard Guenther <rguenther@suse.de>
22283 PR middle-end/34093
22284 PR middle-end/31976
22285 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22286 for very large number of operands instead of ICEing.
22288 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22291 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22292 while stack probing.
22294 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22296 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22299 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22301 PR libmudflap/26442
22302 * tree-mudflap.c (mx_register_decls): Guard warning by
22303 !DECL_ARTIFICIAL check.
22305 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22307 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22308 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22309 sse5_perm<mode>): Fix constraints.