1 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4 (REG_CLASS_NAMES): Update.
5 (REG_CLASS_CONTENTS): Update.
6 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
7 of ALL_REGS for regs 77 and 78.
8 * function.c (instantiate_virtual_regs_in_insn): Assert that
9 return value of simplify_gen_subreg is not NULL.
11 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
13 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
14 (gen_rtvec_v): Fix coding standards.
16 2008-09-04 Jan Hubicka <jh@suse.cz>
18 * i386.c (decide_alg): Be more conservative about optimizing for size.
20 2008-09-04 Ian Lance Taylor <iant@google.com>
22 * varasm.c (narrowing_initializer_constant_valid_p): New
24 (initializer_constant_valid_p): Call it.
26 2008-09-04 Jeff Law <law@redhat.com>
28 * fold-const.c (native_encode_real): Fix computation of WORDS.
29 (native_interpret_real): Likewise.
31 2008-09-04 Janis Johnson <janis187@us.ibm.com>
33 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
35 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
37 * ira-conflicts.c (process_regs_for_copy): Check insn to check
38 that the cost is already taken into account in ira-costs.c
40 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
42 * ira-build.c (print_copy, print_copies, ira_debug_copy,
43 ira_debug_copies): New.
44 (ira_bulid): Call print_copies.
46 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
48 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
51 * config/rs6000/rs6000.c (optimization_options): Remove check of
54 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
56 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
57 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
58 second operand is a reg_imm10_operand.
59 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
60 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
61 (*seq_<GPR:mode><GPR2:mode>): Rename to
62 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
64 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
65 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
67 (*sne_<GPR:mode><GPR2:mode>): Rename to
68 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
71 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
73 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
74 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
75 combining an arithmetic right shift by more than 31 and a
76 trunction. Don't match for out-of-range shift amounts. Set
77 attribute mode to <MODE>.
78 (*lshr32_trunc<mode>): Name the pattern combining a logical right
79 shift by 32 and and a truncation. Set attribute mode to <MODE>.
80 (*<optab>_trunc<mode>_exts): New pattern for truncated right
81 shifts by less than 32.
82 (extv): Change predicate on first operand to accept registers.
83 Change predicate of the other operands from immediate_operand to
84 const_int_operand. Expand exts when source is a register.
85 (extzv): Change predicate of the constant operands from
86 immediate_operand to const_int_operand.
87 (extzv<mode>): Change predicate of the constant operands from
88 immediate_operand to const_int_operand and no constraint. Also
90 (*extzv_trunc<mode>_exts): New pattern.
92 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
94 * config/mips/mips.h (ISA_HAS_CINS): New macro.
95 * config/mips/mips-protos.h (mask_low_and_shift_p,
96 mask_low_and_shift_len): Declare.
97 * config/mips/mips.c (mask_low_and_shift_p,
98 mask_low_and_shift_len): New functions.
99 (mips_print_operand): Handle new operand prefix "m".
100 * config/mips/mips.md (*cins<mode>): New pattern.
102 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
104 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
107 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
109 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
110 regardless of epilogue_completed.
112 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
115 * ira-lives.c (process_bb_node_lives): Check setjmp.
117 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
120 * ira-build.c (form_loop_tree): Reverse BB walk.
121 (create_bb_allocnos): Likewise.
122 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
123 (mark_reg_store): Rename to...
124 (mark_ref_live): ...this and take a df_ref argument instead of
125 note_stores arguments. Assert that we have a register.
126 (mark_reg_clobber): Delete.
127 (def_conflicts_with_inputs_p): New function.
128 (mark_reg_conflicts): Delete.
129 (mark_reg_death): Rename to...
130 (mark_ref_dead): ...this and take a df_ref argument instead of
131 a register. Assert that we have a register.
132 (process_bb_node_lives): Hoist frequency calculation out of
133 instruction walk. Convert from a forwards scan to a backwards scan.
134 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
135 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
136 (create_allocno_live_ranges): Don't create regs_set.
138 2008-09-04 Ian Lance Taylor <iant@google.com>
140 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
142 * calls.c (emit_library_call_value_1): Use MEM_P rather than
143 comparing MODE with MEM.
144 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
145 comparing with GF_PREDICT_TAKEN.
146 (gimple_get_lhs): Change code to enum gimple_code.
147 (gimple_set_lhs): Likewise.
148 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
149 * omp-low.c (find_omp_clause): Change kind parameter to enum
151 * tree-flow.h (find_omp_clause): Update declaration.
152 * regrename.c (clear_dead_regs): Change kind parameter to enum
154 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
156 * see.c (see_get_extension_data): Change return type to enum
157 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
158 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
159 (see_gen_normalized_extension): Change extension_code parameter to
161 (see_seek_pre_extension_expr): Change extension_code to enum
163 (see_merge_one_def_extension): Likewise.
164 (see_handle_relevant_defs): Likewise.
165 (see_handle_relevant_uses): Likewise.
166 (see_analyze_one_def): Likewise.
167 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
168 GIMPLE_ASM rather than ASM_EXPR.
169 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
170 GIMPLE_RETURN rather than RETURN_EXPR.
171 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
172 (evaluate_stmt): Likewise.
173 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
174 to enum vect_relevant.
175 (vect_mark_stmts_to_be_vectorized): Change assertion to not
176 compare gimple codes with tree codes.
178 2008-09-04 Paul Brook <paul@codesourcery.com>
180 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
182 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
184 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
185 pointer check lost in the recent no-unit-at-a-time patch.
187 2008-09-04 Jan Hubicka <jh@suse.cz>
190 * tree-switch-conversion.c (check_final_bb): Accept only IP
193 2008-09-04 Jan Hubicka <jh@suse.cz>
195 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
197 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
198 using_ranges argument.
199 (vrp_evaluate_conditional): Avoid bogus warning for type range.
200 (vrp_visit_cond_stmt): Update call of
201 vrp_evaluate_conditional_warnv_with_ops
203 2008-09-04 Jan Hubicka <jh@suse.cz>
205 PR tree-optimization/37345
206 PR tree-optimization/37358
207 PR tree-optimization/37357
208 * tree.c (build_function_type_skip_args): Build distinct type copy;
210 (build_function_decl_skip_args): Set type of new decl not orig decl;
211 clear DECL_VINDEX for methods turned into functions.
213 2008-09-04 Nick Clifton <nickc@redhat.com>
215 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
217 * configure: Regenerate.
218 * config.in: Regenerate.
219 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
220 alignment field, if it is supported.
222 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
224 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
227 2008-09-03 David Edelsohn <edelsohn@gnu.org>
229 * config/rs6000/rs6000.c (processor_target_table): Do not
230 enable VMX for POWER6.
232 2008-09-03 Anton Blanchard <anton@samba.org>
234 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
235 emit memory barrier before operation.
237 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
240 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
241 default_elf_asm_output_external.
243 2008-09-03 Jeff Law <law@redhat.com>
245 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
247 2008-09-03 Richard Henderson <rth@redhat.com>
249 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
250 memory barrier to below the test-and-set.
251 (alpha_split_lock_test_and_set_12): Likewise.
253 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
257 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
260 * ira-color.c (print_loop_title): Use all_allocnos.
261 (color_pass): Ditto. Don't add border_allocnos. Check that
262 subloop allocno in the correspdoning bitmap all_allocnos.
264 * ira-emit.c (change_loop): Use all_allocnos.
266 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
268 (ira_create_allocno): Set up all_allocnos bit for the created
270 (create_cap_allocno): Remove setting mentioned_allocnos.
271 (create_insn_allocnos): Ditto.
272 (remove_unnecessary_allocnos): Use all_allocnos.
273 (check_allocno_creation): Check that allocnos are in the
274 corresponding bitmap all_allocnos.
276 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
280 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
281 (process_regs_for_copy): Process subregs. Refine check when cost
282 is taken into account in ira-costs.c.
283 (process_reg_shuffles): Use REG_SUBREG_P.
284 (add_insn_allocno_copies): Ditto. Ignore modes.
286 * ira-color.c (conflict_allocno_vec): New.
287 (COST_HOP_DIVISOR): New macro.
288 (update_copy_costs_1): Use it.
289 (update_conflict_hard_regno_costs): New function.
290 (assign_hard_reg): Use it.
291 (ira_color): Allocate and free conflict_allocno_vec.
293 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
297 * ira-int.h (ira_sort_insn_chain): Remove.
299 * ira.c (basic_block_order_nums, chain_insn_order,
300 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
301 (ira): Don't call ira_sort_insn_chain.
303 * reload1.c (reload): Don't call ira_sort_insn_chain.
305 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
308 * cgraphunit.c (update_call_expr): Remove eh regions from statements
309 which become non throw.
310 (cgraph_function_versioning): Also clear DECL_WEAK. Call
311 update_call_expr after updating the flags on the decl.
313 2008-09-03 Jan Hubicka <jh@suse.cz>
315 PR tree-optimization/37315
316 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
317 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
318 (cgraph_analyze_functions): Use node->analyzed
319 (cgraph_mark_functions_to_output): Likewise.
320 (cgraph_expand_function): All functions can be released after
322 (cgraph_optimize): Use gimple_has_body_p.
323 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
324 (cgraph_decide_inlining_incrementally): Likewise.
325 (inline_transform): Inline transform.
326 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
328 (inlinable_function_p): Drop gimple_body check.
329 (expand_call_inline): Use gimple_has_body_p.
330 * gimple.c (gimple_has_body_p): New.
331 * gimple.h (gimple_has_body_p): Add prototype.
332 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
333 (dump_function_to_file): Use gimple_has_body_p check.
335 2008-09-03 Jakub Jelinek <jakub@redhat.com>
338 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
340 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
342 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
344 From Michael Frysinger <michael.frysinger@analog.com>
345 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
346 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
349 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
352 * doc/extend.texi: Document picoChip builtin functions.
353 * doc/invoke.texi: Document picoChip options.
354 * doc/contrib.texi: Add picoChip contribution.
355 * doc/md.texi: Document picoChip constraints.
356 * config.gcc: Add picochip-*-*.
357 * config/picochip/: Add new port.
359 2008-09-03 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/37328
362 * tree-sra.c (sra_build_assignment): Gimplify properly.
363 (generate_copy_inout): Take the correct stmt as definition,
366 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
368 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
371 From Michael Frysinger <michael.frysinger@analog.com>
372 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
374 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
376 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
378 (__gthread_setspecific): Revert 2008-08-31 change to
379 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
382 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
384 * diagnostic.c (error_at): New.
385 * toplev.h (error_at): New prototype.
386 * c-typeck.c (build_array_ref): Call error_at instead of error.
387 Pass location to pedwarn.
389 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
391 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
393 2008-09-02 Jakub Jelinek <jakub@redhat.com>
395 * dwarf2out.c (tree_add_const_value_attribute): Only handle
396 VAR_DECL and CONST_DECL.
398 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
399 Jakub Jelinek <jakub@redhat.com>
401 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
402 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
403 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
404 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
405 Don't set ix86_save_varrargs_registers.
406 (ix86_setup_incoming_varargs): Assume cum != NULL.
407 (ix86_va_start): Check ix86_varargs_gpr_size and
408 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
409 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
410 from frame pointer if ix86_varargs_gpr_size == 0.
411 (ix86_compute_frame_layout): Updated.
412 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
413 (ix86_varargs_gpr_size): Define.
414 (ix86_varargs_fpr_size): Likewise.
415 (machine_function): Remove save_varrargs_registers.
416 Add varargs_gpr_size and varargs_fpr_size.
418 2008-09-02 Jakub Jelinek <jakub@redhat.com>
420 * config/alpha/alpha.c (va_list_skip_additions,
421 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
422 (alpha_gimplify_va_arg): Call unshare_expr on second use of
425 PR tree-optimization/36766
426 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
427 for already removed basic blocks.
430 * real.c (real_maxval): Clear a lower bit to make real_maxval
431 match get_max_float for IBM long double format.
433 2008-09-02 Andreas Schwab <schwab@suse.de>
435 * configure.ac: Use m4_quote to quote the expansion of m4_do.
436 * configure: Regenerate.
438 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
440 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
441 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
442 checking for a non-VOID CONSTANT_P.
444 2008-09-02 Jan Hubicka <jh@suse.cz>
446 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
447 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
449 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
451 * expr.c (emit_group_store): Don't assert stack temp mode size.
453 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
454 Tobias Grosser <grosser@fim.uni-passau.de>
455 Jan Sjodin <jan.sjodin@amd.com>
456 Harsha Jagasia <harsha.jagasia@amd.com>
457 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
458 Konrad Trifunovic <konrad.trifunovic@inria.fr>
459 Adrien Eliche <aeliche@isty.uvsq.fr>
461 Merge from graphite branch.
464 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
465 * doc/invoke.texi (-floop-block, -floop-interchange,
466 -floop-strip-mine): Document new flags.
467 * tree-into-ssa.c (gimple_vec): Moved...
468 * tree-loop-distribution.c (rdg_component): Moved...
469 * cfgloopmanip.c: Include tree-flow.h.
470 (update_dominators_in_loop): New.
471 (create_empty_if_region_on_edge): New.
472 (create_empty_loop_on_edge): New.
473 (loopify): Use update_dominators_in_loop.
474 * tree-pass.h (pass_graphite_transforms): Declared.
475 * configure: Regenerate.
476 * tree-phinodes.c (make_phi_node): Export.
477 (add_phi_node_to_bb): New, split from create_phi_node.
478 * tree-chrec.c (for_each_scev_op): New.
479 * tree-chrec.h (for_each_scev_op): Declared.
480 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
481 (remove_statement): Call get_phi_with_result.
482 * config.in (HAVE_cloog): Undef.
483 * gdbinit.in (pgg): New.
484 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
485 * tree-ssa-loop.c (graphite_transforms): New.
486 (gate_graphite_transforms): New.
487 (pass_graphite_transforms): New.
488 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
489 HAVE_cloog): Defined.
490 * tree-vectorizer.c (rename_variables_in_bb): Export.
491 * tree-data-ref.c (dr_may_alias_p): Export.
492 (stmt_simple_memref_p): New.
493 (find_data_references_in_stmt): Export.
494 (find_data_references_in_loop): Export.
495 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
496 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
497 (create_rdg_vertices): Export.
498 (build_empty_rdg): New.
499 (build_rdg): Call build_empty_rdg. Free dependence_relations.
500 * tree-data-ref.h (rdg_component): ... here.
502 (struct data_reference): Add a field scop.
504 (find_data_references_in_loop): Declared.
505 (find_data_references_in_stmt): Declared.
506 (create_rdg_vertices): Declared.
507 (dr_may_alias_p): Declared.
508 (stmt_simple_memref_p): Declared.
509 (struct rdg_edge): Add a field ddr_p relation.
510 (build_empty_rdg): Declared.
511 * lambda.h (lambda_matrix): Declare a VEC of.
512 (find_induction_var_from_exit_cond): Declared.
513 (lambda_vector_compare): New.
514 * common.opt (fgraphite, floop-strip-mine,
515 floop-interchange, floop-block): New flags.
516 * lambda-code.c (find_induction_var_from_exit_cond): Export.
517 * cfgloop.c (is_loop_exit): New.
518 * cfgloop.h (is_loop_exit): Declared.
519 (create_empty_if_region_on_edge): Declared.
520 (create_empty_loop_on_edge): Declared.
521 * tree-flow.h (add_phi_node_to_bb): Declared.
522 (make_phi_node): Declared.
523 (rename_variables_in_bb): Declared.
524 (perfect_loop_nest_depth): Declared.
525 (graphite_transform_loops): Declared.
526 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
527 (graphite.o-warn): Add -Wno-error.
528 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
529 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
530 (INCLUDES): Add PPLINC, CLOOGINC.
531 (OBJS-common): Add graphite.o.
532 (graphite.o): Add rule.
533 * gimple.h (gimple_vec): ... here.
534 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
535 * passes.c (init_optimization_passes): Schedule
536 pass_graphite_transforms.
538 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
541 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
542 and -fno-toplevel-reorder after handle_options.
544 2008-09-02 Paul Brook <paul@codesourcery.com>
546 * config/arm/arm.c (arm_tune_cortex_a9): Define.
547 (arm_override_options): Set arm_tune_cortex_a9.
548 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
549 (arm_issue_rate): Handle cortexa9.
550 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
551 * config/arm/arm-cores.def: Add cortex-a9.
552 * config/arm/arm-tune.md: Regenerate.
553 * config/arm/arm.md: Include cortex-a9.md.
554 (generic_sched, generic_vfp): Add cortexa9.
555 * config/arm/cortex-a9.md: New file.
557 2008-09-02 Richard Guenther <rguenther@suse.de>
559 PR tree-optimization/37327
560 * tree-vrp.c (register_new_assert_for): Make sure to not have
561 TREE_OVERFLOW set on the bound.
563 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
565 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
567 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
568 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
571 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
573 * gcc/config/spu/spu.md (divdf3): Removed.
575 2008-09-02 Jakub Jelinek <jakub@redhat.com>
577 PR tree-optimization/37095
578 * cgraph.c (cgraph_node): When creating new cgraph node after
579 assembler_name_hash has been populated, record it in the hash
582 2008-09-01 Paul Brook <paul@codesourcery.com>
584 * doc/invoke.texi: Document -mword-relocations.
585 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
586 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
587 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
588 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
589 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
590 (arm_emit_movpair): New function.
591 (arm_print_operand <c>): Handle sybolic addresses.
592 * config/arm/arm.h (TARGET_USE_MOVT): Define.
593 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
594 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
595 * config/arm/arm.opt: Add -mword-relocations.
596 * config/arm/arm.md (movsi): Use arm_emit_movpair.
597 (arm_movt, arm_movw): New.
599 2008-09-01 Paul Brook <paul@codesourcery.com>
601 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
602 Allow Interworking on ARMv4 EABI based targets.
603 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
604 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
606 2008-09-01 Paul Brook <paul@codesourcery.com>
608 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
609 optimized LT0 test. Remove optimization for GT.
611 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
613 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
615 * pa-hpux11.h (LIB_SPEC): Likewise.
617 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
620 2008-09-01 Jan Hubicka <jh@suse.cz>
622 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
623 present, use only counts; when guessed use only frequencies.
624 (estimate_bb_frequencies): Use function_frequency.
625 * profile.c (compute_branch_probabilities): Exit early when
626 profile reading failed. Set profile_status.
627 (branch_prob): Do not set profile_status.
629 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
631 * tree.c (protected_set_expr_location): New.
632 * tree.h (protected_set_expr_location): New prototype.
633 * c-tree.h (build_array_ref): Add argument.
634 (parser_build_unary_op): Same.
635 * c-typeck.c (build_indirect_ref): Handle new location argument.
636 (build_array_ref): Same.
637 (parser_build_unary_op): Same.
638 * gimplify.c (gimplify_asm_expr): Set input_location before calling
640 * c-omp.c (c_finish_omp_atomic): Pass location when calling
642 * c-common.c (finish_label_address_expr): Handle new location
644 * c-common.h (build_indirect_ref): Add argument.
645 (finish_label_address_expr): Same.
646 * c-parser.c (c_parser_unary_expression): Pass location to build
648 (c_parser_postfix_expression): Same.
650 2008-09-01 Paul Brook <paul@codesourcery.com>
652 * config/arm/arm.md: Include cortex-r4f.md.
653 (attr fpu): Update type list.
654 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
655 fconstd, fcmps and fcmpd.
656 (attr tune_cortexr4): Define.
657 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
658 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
659 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
660 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
661 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
663 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
664 cortex_a8_vfp_farith: Ditto.
665 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
666 * config/arm/cortex-r4.md: Use tune_cortexr4.
667 * config/arm/cortex-r4f.md: New file.
669 2008-09-01 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/37305
672 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
673 the result of constant conversions.
674 (fold_gimple_assign): Likewise.
676 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
678 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
679 #ifdef ENABLE_CHECKING.
681 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
683 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
684 * sched-int.h (print_insn, print_pattern, print_value): Declare also
685 when !INSN_SCHEDULING.
687 2008-09-01 Andreas Schwab <schwab@suse.de>
689 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
691 2008-09-01 Paul Brook <paul@codesourcery.com>
693 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
695 2008-09-01 Jan Hubicka <jh@suse.cz>
697 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
699 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
700 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
701 * gimplify.c (gimplify_init_constructor): Add speed operand.
702 * tree-sra.c (decide_block_copy): Likewise.
703 * tree-inline.c (estimate_move_cost): Likewise.
704 * config/alpha/alpha.h (MOVE_RATIO): Update.
705 * config/frv/frv.c (MOVE_RATIO): Update.
706 * config/spu/spu.h (MOVE_RATIO): Update.
707 * config/sparc/sparc.h (MOVE_RATIO): Update.
708 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
709 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
710 * config/cris/cris.h (MOVE_RATIO): Update.
711 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
712 * config/arm/arm.h (MOVE_RATIO): Update.
713 * config/pa/pa.md: Update uses of MOVE_RATIO
714 * config/pa/pa.h (MOVE_RATIO): Update.
715 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
716 * config/h8300/h8300.h (MOVE_RATIO): Update.
717 * config/v850/v850.h (MOVE_RATIO): Update.
718 * config/bfin/bfin.h (MOVE_RATIO): Update.
720 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
721 Dmitry Melnik <dm@ispras.ru>
722 Dmitry Zhurikhin <zhur@ispras.ru>
723 Alexander Monakov <amonakov@ispras.ru>
724 Maxim Kuvyrkov <maxim@codesourcery.com>
726 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
727 sel-sched-dump.c, sel-sched-ir.c: New files.
728 * Makefile.in (OBJS-common): Add selective scheduling object
730 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
731 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
732 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
733 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
734 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
735 (make_forwarder_block): Update loop latch if we have redirected
737 * cfgloop.c (get_loop_body_in_custom_order): New function.
738 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
739 (CP_FALLTHRU_PREHEADERS): Likewise.
740 (get_loop_body_in_custom_order): Declare.
741 * cfgloopmanip.c (has_preds_from_loop): New.
742 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
743 Assert that the preheader edge will be fall thru when it is set.
744 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
745 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
746 fsel-sched-substitution, fselective-scheduling): New flags.
747 * cse.c (hash_rtx_cb): New.
749 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
750 sel_sched_insn_cnt): New counters.
751 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
752 * genattr.c (main): Output maximal_insn_latency prototype.
753 * genautomata.c (output_default_latencies): New. Factor its code from ...
754 (output_internal_insn_latency_func): ... here.
755 (output_internal_maximal_insn_latency_func): New.
756 (output_maximal_insn_latency_func): New.
757 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
758 (struct hard_reg_set_iterator): New.
759 (hard_reg_set_iter_init, hard_reg_set_iter_set,
760 hard_reg_set_iter_next): New functions.
761 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
762 * lists.c (remove_free_INSN_LIST_node,
763 remove_free_EXPR_LIST_node): New functions.
764 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
765 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
766 (loop_optimizer_finalize): Do not verify flow info after reload.
767 * recog.c (validate_replace_rtx_1): New parameter simplify.
768 Default it to true. Update all uses. Factor out simplifying
770 (simplify_while_replacing): ... this new function.
771 (validate_replace_rtx_part,
772 validate_replace_rtx_part_nosimplify): New.
773 * recog.h (validate_replace_rtx_part,
774 validate_replace_rtx_part_nosimplify): Declare.
775 * rtl.c (rtx_equal_p_cb): New.
776 (rtx_equal_p): Use it.
777 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
778 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
779 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
780 * vecprim.h: Add a vector type for unsigned int.
781 * haifa-sched.c: Include vecprim.h and cfgloop.h.
782 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
783 ready_try, cycle_issued_insns, spec_info): Make global.
784 (readyp): Initialize.
785 (dfa_lookahead): New global variable.
786 (old_max_uid, old_last_basic_block): Remove.
787 (h_i_d): Make it a vector.
788 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
790 (after_recovery, adding_bb_to_current_region_p):
791 New variables to handle correct insertion of the recovery code.
792 (struct ready_list): Move declaration to sched-int.h.
793 (rgn_n_insns): Removed.
794 (rtx_vec_t): Move to sched-int.h.
795 (find_insn_reg_weight): Remove.
796 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
797 (haifa_init_h_i_d, haifa_finish_h_i_d):
798 New functions to initialize / finalize haifa instruction data.
799 (extend_h_i_d, init_h_i_d): Rewrite.
800 (unlink_other_notes): Move logic to add_to_note_list. Handle
802 (ready_lastpos, ready_element, ready_sort, reemit_notes,
803 find_fallthru_edge): Make global, remove static prototypes.
804 (max_issue): Make global. Add privileged_n and state parameters. Use
806 (extend_global, extend_all): Removed.
807 (init_before_recovery): Add new param. Fix the handling of the case
808 when we insert a recovery code before the EXIT which has a predecessor
809 with a fallthrough edge to it.
810 (create_recovery_block): Make global. Rename to
811 sched_create_recovery_block. Update.
812 (change_pattern): Rename to sched_change_pattern. Make global.
813 (speculate_insn): Rename to sched_speculate_insn. Make global.
814 Split haifa-specific functionality into ...
815 (haifa_change_pattern): New static function.
816 (sched_extend_bb): New static function.
817 (sched_init_bbs): New function.
818 (current_sched_info): Change type to struct haifa_sched_info.
819 (insn_cost): Adjust for selective scheduling.
820 (dep_cost_1): New function. Move logic from ...
821 (dep_cost): ... here.
822 (dep_cost): Use dep_cost_1.
823 (contributes_to_priority_p): Use sched_deps_info instead of
825 (priority): Adjust to work with selective scheduling. Process the
826 corner case when all dependencies don't contribute to priority.
827 (rank_for_schedule): Use ds_weak instead of dep_weak.
828 (advance_state): New function. Move logic from ...
829 (advance_one_cycle): ... here.
830 (add_to_note_list, concat_note_lists): New functions.
831 (rm_other_notes): Make static. Adjust for selective scheduling.
832 (remove_notes, restore_other_notes): New functions.
833 (move_insn): Add two arguments. Update assert. Don't call
835 (choose_ready): Remove lookahead variable, use dfa_lookahead.
836 Remove more_issue, max_points. Move the code to initialize
837 max_lookahead_tries to max_issue.
838 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
839 ready. Adjust use of move_insn. Call restore_other_notes.
841 (sched_init, sched_finish): Move Haifa-specific initialization/
843 (haifa_sched_init, haifa_sched_finish): ... respectively.
845 (setup_sched_dump): New function.
846 (haifa_init_only_bb): New static function.
847 (haifa_speculate_insn): New static function.
848 (try_ready): Use haifa_* instead of speculate_insn and
850 (extend_ready, extend_all): Remove.
851 (sched_extend_ready_list, sched_finish_ready_list): New functions.
852 (create_check_block_twin, add_to_speculative_block): Use
853 haifa_insns_init instead of extend_global. Update to use new
854 initialization functions. Change parameter. Factor out code from
855 create_check_block_twin to ...
856 (sched_create_recovery_edges) ... this new function.
858 (sched_scan_info): New.
859 (extend_bb): Use sched_scan_info.
860 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
861 static functions for walking through scheduling region.
862 (sched_luids): New vector variable to replace uid_to_luid.
863 (luids_extend_insn): New function.
864 (sched_max_luid): New variable.
865 (luids_init_insn): New function.
866 (sched_init_luids, sched_finish_luids): New functions.
867 (insn_luid): New debug function.
868 (sched_extend_target): New function.
869 (haifa_init_insn): New static function.
870 (sched_init_only_bb): New hook.
871 (sched_split_block): New hook.
872 (sched_split_block_1): New function.
873 (sched_create_empty_bb): New hook.
874 (sched_create_empty_bb_1): New function.
875 (common_sched_info, ready): New global variables.
876 (current_sched_info_var): Remove.
877 (move_block_after_check): Use common_sched_info.
878 (haifa_luid_for_non_insn): New static function.
879 (init_before_recovery): Use haifa_init_only_bb instead of
881 (increase_insn_priority): New.
882 * modulo-sched.c: (issue_rate): Remove static declaration.
883 (sms_sched_info): Change type to haifa_sched_info.
884 (sms_sched_deps_info, sms_common_sched_info): New variables.
885 (setup_sched_infos): New.
886 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
887 Do not call regstat_free_calls_crossed.
888 (sms_print_insn): Use const_rtx.
889 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
890 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
891 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
892 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
893 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
894 current_sched_info to use it.
895 (enum reg_pending_barrier_mode): Move to sched-int.h.
896 (h_d_i_d): New variable. Initialize to NULL.
897 ({true, output, anti, spec, forward}_dependency_cache): Initialize
899 (estimate_dep_weak): Remove static declaration.
900 (sched_has_condition_p): New function. Adjust users of
901 sched_get_condition to use it instead.
902 (conditions_mutex_p): Add arguments indicating which conditions are
904 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
905 argument to indicate whether returned condition is reversed. Do not
906 generate new rtx when condition should be reversed; indicate it by
907 setting new argument instead.
908 (add_dependence_list_and_free): Add deps parameter.
909 Update all users. Do not free dependence list when
910 deps context is readonly.
911 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
913 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
914 (remove_from_deps): New. Use the above functions.
915 (cur_insn, can_start_lhs_rhs_p): New static variables.
916 (add_or_update_back_dep_1): Initialize present_dep_type.
917 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
918 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
919 haifa_note_dep): New functions implementing dependence hooks for
921 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
922 note_dep): New functions.
923 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
925 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
926 (free_deps): Initialize deps->reg_last.
927 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
928 sched_analyze_insn): Update to use dependency hooks infrastructure
929 and readonly contexts.
930 (deps_analyze_insn): New function. Move part of logic from ...
931 (sched_analyze): ... here. Also move some logic to ...
932 (deps_start_bb): ... here. New function.
933 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
935 (sched_deps_init): New function. Move code from ...
936 (init_dependency_caches): ... here. Remove.
937 (init_deps_data_vector): New.
938 (sched_deps_finish): New function. Move code from ...
939 (free_dependency_caches): ... here. Remove.
940 (init_deps_global, finish_deps_global): Adjust for use with
941 selective scheduling.
942 (get_dep_weak): Move logic to ...
943 (get_dep_weak_1): New function.
944 (ds_merge): Move logic to ...
945 (ds_merge_1): New static function.
946 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
947 (ds_get_max_dep_weak): New function.
948 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
949 (n_insns): Rename to rgn_n_insns.
950 (debug_ebb_dependencies): New function.
951 (init_ready_list): Use it.
952 (begin_schedule_ready): Use sched_init_only_bb.
953 (ebb_print_insn): Indicate when an insn starts a new cycle.
954 (contributes_to_priority, compute_jump_reg_dependencies,
955 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
956 (add_block1): Remove to ebb_add_block.
957 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
958 (schedule_ebb): Initialize them. Use remove_notes instead of
959 rm_other_notes. Use haifa_local_init/finish.
960 (schedule_ebbs): Use haifa_sched_init/finish.
961 * sched-int.h: Include vecprim.h, remove rtl.h.
962 (struct ready_list): Delete declaration.
963 (sched_verbose_param, enum sched_pass_id_t,
964 bb_vec_t, insn_vec_t, rtx_vec_t): New.
965 (struct sched_scan_info_def): New structure.
966 (sched_scan_info, sched_scan, sched_init_bbs,
967 sched_init_luids, sched_finish_luids, sched_extend_target,
968 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
969 (struct common_sched_info_def): New.
970 (common_sched_info, haifa_common_sched_info,
971 sched_emulate_haifa_p): Declare.
973 (sched_luids): Declare.
974 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
975 (sched_max_luid, insn_luid): Declare.
976 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
977 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
978 print_insn, print_pattern, print_value, haifa_classify_insn,
979 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
980 setup_sched_dump, sched_init, sched_finish,
981 sel_insn_is_speculation_check): Export.
982 (struct ready_list): Move from haifa-sched.c.
983 (ready_try, ready, max_issue): Export.
984 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
985 sched_init_only_bb, sched_split_block, sched_split_block_1,
986 sched_create_empty_bb, sched_create_empty_bb_1,
987 sched_create_recovery_block, sched_create_recovery_edges): Export.
988 (enum reg_pending_barrier_mode): Export.
989 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
991 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
992 print_insn field. Move add_block and fix_recovery_cfg to
993 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
994 (struct sched_deps_info_def): ... this new structure.
995 (sched_deps_info): Declare.
996 (struct spec_info_def): Remove weakness_cutoff, add
997 data_weakness_cutoff and control_weakness_cutoff.
998 (spec_info): Declare.
999 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1001 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1002 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1003 (current_sched_info): Change type to struct haifa_sched_info.
1004 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1005 (h_d_i_d): New variable.
1006 (HDID): New accessor macro.
1007 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1008 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1010 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1011 (enum SCHED_FLAGS): Update for selective scheduler.
1012 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1013 (init_dependency_caches, free_dependency_caches): Delete declarations.
1014 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1015 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1016 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1017 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1018 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1020 (rm_other_notes): Delete declaration.
1021 (schedule_block): Remove one argument.
1022 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1023 ready_element, ready_lastpos, sched_extend_ready_list,
1024 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1025 concat_note_lists): Export.
1026 (struct region): Move from sched-rgn.h.
1027 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1028 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1029 BLOCK_TO_BB, CONTAINING_RGN): Export.
1030 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1031 (current_nr_blocks, current_blocks, target_bb): Likewise.
1032 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1033 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1034 sched_rgn_local_init, extend_regions,
1035 rgn_make_new_region_out_of_new_block, compute_priorities,
1036 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1037 extend_rgns, deps_join rgn_setup_common_sched_info,
1038 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1039 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1040 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1041 increase_insn_priority): Likewise.
1042 * sched-rgn.c: Include sel-sched.h.
1043 (ref_counts): New static variable. Use it ...
1044 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1045 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1046 (sched_is_disabled_for_current_region_p): Delete static declaration.
1047 (struct region): Move to sched-int.h.
1048 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1049 ebb_head): Define and initialize.
1050 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1051 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1052 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1054 (find_single_block_region): Add new argument to indicate that EBB
1055 regions should be constructed.
1056 (debug_live): Delete declaration.
1057 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1058 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1060 (init_regions): Delete declaration.
1061 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1062 rgn_estimate_number_of_insns): New.
1063 (too_large): Use estimate_number_of_insns.
1064 (haifa_find_rgns): New. Move the code from ...
1065 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1066 (free_trg_info): New.
1067 (compute_trg_info): Allocate candidate tables here instead of ...
1068 (init_ready_list): ... here.
1069 (rgn_print_insn): Use const_rtx.
1070 (contributes_to_priority, extend_regions): Delete static declaration.
1071 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1072 (add_block1): Rename to rgn_add_block.
1073 (debug_rgn_dependencies): Delete static qualifier.
1074 (new_ready): Use sched_deps_info. Simplify.
1075 (rgn_common_sched_info, rgn_const_sched_deps_info,
1076 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1077 (region_sched_info): Rename to rgn_const_sched_info.
1078 (deps_join): New, extracted from ...
1079 (propagate_deps): ... here.
1080 (compute_block_dependences, debug_dependencies): Update for selective
1082 (free_rgn_deps, compute_priorities): New functions.
1083 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1084 sched_rgn_compute_dependencies): New functions.
1085 (schedule_region): Use them.
1086 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1087 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1089 (schedule_insns): Call new functions that were split out.
1090 (rgn_make_new_region_out_of_new_block): New.
1091 (get_rgn_sched_max_insns_priority): New.
1092 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1093 scheduling when appropriate.
1094 * sched-vis.c: Include insn-attr.h.
1095 (print_value, print_pattern): Make global.
1096 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1097 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1098 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1099 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1100 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1101 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1102 hooks. Initialize them to 0.
1103 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1104 * target.h (struct gcc_target): Add them. Rename gen_check field to
1106 * flags.h (sel_sched_switch_set): Declare.
1107 * opts.c (sel_sched_switch_set): New variable.
1108 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1109 pipelining is disabled from command line.
1110 (common_handle_option): Record whether selective scheduling is
1111 requested from command line.
1112 * doc/invoke.texi: Document new flags and parameters.
1113 * doc/tm.texi: Document new target hooks.
1114 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1115 (dfa_state_size): Do not declare locally.
1116 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1117 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1118 rs6000_alloc_sched_context, rs6000_set_sched_context,
1119 rs6000_free_sched_context): New functions.
1120 (struct _rs6000_sched_context): New.
1121 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1123 (rs6000_sched_finish): Do not run for selective scheduling.
1125 2008-08-31 Jan Hubicka <jh@suse.cz>
1127 * frv.c (frv_rtx_costs): Update forward declaration.
1128 * spu.c (spu_rtx_costs): Likewise.
1129 * pdp11.c: Include df.h
1130 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1131 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1132 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1133 * iq2000.c (iq2000_address_cost): Add speed argument.
1134 (iq2000_rtx_costs): Likewise.
1135 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1136 update call of mn10300_address_cost.
1137 * mcore.c: Include df.h
1138 (mcore_rtx_costs): Update prototype.
1139 * score3.c: Include df.h
1140 (score3_rtx_costs): Remove speed argument.
1141 * score7.c: Include df.h
1142 (score7_address_cost): Remove speed argument.
1143 * score-protos.h (score_address_cost): Update prototype.
1144 * score.c: Include df.h
1145 (score_rtx_costs): Update call of costs functions.
1146 * v850.c (v850_rtx_costs): Add bool argument.
1148 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1150 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1152 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1154 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1155 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1157 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1159 * mkmap-flat.awk: Add option pe_dll.
1160 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1161 * config/i386/t-cygwin (SHLIB_LC): Add.
1162 * config/i386/t-mingw32 (SHLIB_LC): Add.
1163 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1164 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1165 (LINK_SPEC): Support libgcc_s.
1166 (LIBGCC_SPEC): Support libgcc_s.
1167 (LIBGCC_SONAME): New.
1169 2008-08-31 Jan Hubicka <jh@suse.cz>
1171 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1172 mistakely had old version of patch.
1174 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1175 (ipcp_estimate_growth): New.
1176 (ipcp_insert_stage): Use ipcp_estimate_growth.
1177 * profile.c (branch_prob): When reading failed, do not consider
1180 2008-08-31 Jan Hubicka <jh@suse.cz>
1182 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1183 loop is optimized for speed.
1185 2008-08-31 Richard Guenther <rguenther@suse.de>
1188 * fold-const.c (fold_binary): Retain conversions in folding
1191 2008-08-31 Jan Hubicka <jh@suse.cz>
1193 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1194 * predict.c (maybe_hot_frequency_p): Make inline.
1195 (maybe_hot_count_p): Break out from ...
1196 (maybe_hot_bb_p): ... this one.
1197 (maybe_hot_edge_p): Simplify.
1198 * basic-block.h (probably_cold_bb_p): Remove.
1200 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1203 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1205 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1206 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1207 Also split V4SFmode.
1208 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1211 2008-08-31 Jan Hubicka <jh@suse.cz>
1213 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1215 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1217 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1220 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1223 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1224 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1226 2008-08-31 Jan Hubicka <jh@suse.cz>
1228 * sparc.h (BRANCH_COST): Fix macro definition.
1229 * avr.c (avr_operand_rtx_cost): Add speed argument.
1230 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1232 2008-08-31 Richard Guenther <rguenther@suse.de>
1234 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1235 types instead of operands. Re-instantiate verifying of
1236 binary expression operands.
1238 2008-08-30 Jan Hubicka <jh@suse.cz>
1240 * fwprop.c (should_replace_address): Add speed attribute.
1241 (PR_OPTIMIZE_FOR_SPEED): New flag.
1242 (propagate_rtx_1): Use it.
1243 (propagate_rtx): Set it.
1244 (try_fwprop_subst): Update call of rtx_costs.
1245 (forward_propagate_and_simplify): LIkewise.
1246 * hooks.c (hook_int_rtx_bool_0): New
1247 (hook_bool_rtx_int_int_intp_false): Replace by ...
1248 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1249 * hooks.h (hook_int_rtx_bool_0): New
1250 (hook_bool_rtx_int_int_intp_false): Replace by ...
1251 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1252 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1253 (prepare_cmp_insn): UPdate call of rtx_cost.
1254 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1255 (reload_cse_simplify_operands): Update call of rtx_cost.
1256 (reload_cse_move2add): call of rtx_cost.
1257 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1258 * rtlanal.c (rtx_cost): Add speed argument.
1259 (address_cost): Add speed argument
1260 (default_address_cost): Likewise.
1261 (insn_rtx_cost): Likewise.
1262 * cfgloopanal.c (seq_cost): Add speed argument.
1263 (target_reg_cost, target_spill_cost): Turn to array.
1264 (init_set_costs): Update for speed.
1265 (estimate_reg_pressure_cost): Add speed argument.
1266 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1267 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1268 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1269 (seq_cost): Add speed argument.
1270 (computation_cost): Add speed arugment.
1271 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1272 (force_expr_to_var_cost): Update for profile info.
1273 (force_var_cost): Likewise.
1274 (split_address_cost): Likewise.
1275 (ptr_difference_cost): Likewise.
1276 (difference_cost): Likewise.
1277 (get_computation_cost_at): Likewise.
1278 (determine_iv_cost): Likewise.
1279 (ivopts_global_cost_for_size): Likewise.
1280 (rewrite_use_address): Likewise.
1281 (tree_ssa_iv_optimize_loop): Initialize speed field.
1282 * cse.c (optimize_this_for_speed_p): New static var.
1283 (notreg_cost): Update call of rtx_cost.
1284 (cse_extended_basic_block): set optimize_this_for_speed_p.
1285 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1286 (noce_try_cmove_arith): Likewise.
1287 (noce_try_sign_mask): LIkewise.
1288 * expr.c (compress_float_constant): Update rtx_cost calls.
1289 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1290 (addr_to_parts): Likewise.
1291 (create_mem_ref): Likewise.
1292 * dse.c (find_shift_sequence): Add speed argument.
1293 (replace_read): Update call.
1294 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1295 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1296 * neg_cost, shift_cost, shiftadd_cost,
1297 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1298 mul_highpart_cost): Increase dimension.
1299 (init_expmed): Initialize for both size and speed.
1300 (expand_shift): Use profile.
1301 (synth_mult): Use profile.
1302 (choose_mult_variant): Use profile.
1303 (expand_mult): Use profile.
1304 (expand_mult_highpart_optab): Use profile.
1305 (expand_mult_highpart): Use profile.
1306 (expand_smod_pow2): Use profile.
1307 (expand_divmod): Use profile.
1308 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1309 * loop-invariant.c (create_new_invariant): Use profile.
1310 (gain_for_invariant): Add speed parameter.
1311 (best_gain_for_invariant): Likewise.
1312 (find_invariants_to_move): Likewise.
1313 (move_single_loop_invariants): Set it.
1314 * target-def.h (TARGET_RTX_COSTS): Use hook.
1315 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1316 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1317 * output.h (default_address_cost): Update prototype.
1318 * combine.c (optimize_this_for_speed_p): New static var.
1319 (combine_validate_cost): Update call of rtx_cost.
1320 (combine_instructions): Set optimize_this_for_speed_p.
1321 (expand_compound_operation): Update call of rtx_cost.
1322 (make_extraction):Update call of rtx_cost.
1323 (force_to_mode):Update call of rtx_cost.
1324 (distribute_and_simplify_rtx):Update call of rtx_cost.
1325 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1326 (estimate_reg_pressure_cost): Update prototype.
1327 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1328 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1330 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1331 (alpha_rtx_costs): Update.
1332 * config/frv/frv.c (frv_rtx_costs): Update.
1333 * config/s390/s390.c (s390_rtx_costs): Update.
1334 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1335 (m32c_rtx_costs): Update.
1336 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1337 (spu_rtx_costs): Update.
1338 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1339 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1340 * config/i386/i386.c (:ix86_address_cost): Update.
1341 (ix86_rtx_costs): Update.
1342 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1343 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1344 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1345 * config/crx/crx.c (crx_address_cost): Update.
1346 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1347 * config/stormy16/stormy16.c
1348 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1349 * config/m68hc11/m68hc11.c
1350 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1351 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1352 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1353 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1354 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1355 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1356 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1357 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1358 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1359 (mcore_rtx_costs): update.
1360 * config/score/score3.c (score3_rtx_costs): Update.
1361 * config/score/score7.c (score7_rtx_costs): Update.
1362 * config/score/score3.h (score3_rtx_costs):Update.
1363 * config/score/score7.h (score7_rtx_costs): Update.
1364 * config/score/score.c (score_rtx_costs): Update.
1365 * config/arm/arm.c (arm_address_cost): Update.
1366 (arm_rtx_costs_1): Update.
1367 (arm_rtx_costs_1): Update.
1368 (arm_size_rtx_costs): Update.
1369 (arm_size_rtx_costs): Update.
1370 (arm_size_rtx_costs): Update.
1371 (arm_xscale_rtx_costs): Update.
1372 (arm_thumb_address_cost): Update.
1373 * config/pa/pa.c (hppa_address_cost): Update.
1374 * config/mips/mips.c (mips_rtx_costs): Update.
1375 * config/vax/vax.c (vax_address_cost): Update.
1376 * config/h8300/h8300.c (h8300_shift_costs): Update.
1377 (h8300_rtx_costs): Update.
1378 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1379 (v850_rtx_costs): Update.
1380 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1381 * config/bfin/bfin.c
1382 (bfin_address_cost): Update.
1383 (bfin_rtx_costs): Update.
1384 * stmt.c (lshift_cheap_p): Update.
1386 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1389 * expmed.c (extract_bit_field_1): Check the mode size to make
1390 sure the vector modes have the same size.
1392 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1394 * dojump.c (top level): Include basic-block.h to declare
1395 optimize_insn_for_speed_p
1397 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1399 * opts.h (CL_SAVE): New option class for marking options that are
1400 target specific options usable in the target attribute.
1401 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1403 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1404 can easily find the target specific options that are safe to use
1405 in the attribute or pragma.
1407 * attribs.c (decl_attributes): Change #pragma GCC option to
1408 #pragma GCC target, and attribute((option(...))) to
1409 attribute((target(...))).
1411 * doc/extend.texi (target attribute): Change from option
1412 attribute. Delete push/pop/reset.
1413 (#pragma GCC target): Change from #pragma GCC option. Delete
1415 (#pragma GCC push_options): Document new pragma.
1416 (#pragma GCC pop_options): Document new pragma.
1417 (#pragma GCC reset_options): Document new pragma.
1419 * targhooks.c (default_target_option_valid_attribute_p): Add
1420 warning about port not supporting target attributes.
1421 (default_target_option_pragma_parse): New function, warn about
1422 #pragma GCC target not being supported.
1424 * targhooks.h (default_target_option_pragma_parse): Add
1427 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1428 TI_CURRENT_OPTION_PRAGMA.
1429 (current_target_pragma): Rename from current_option_pragma.
1431 * target.h: (struct target_option): Delete booleans for changing
1432 the optimization level on hot/cold functions. Change signature of
1433 pragma_parse hook to take a second tree.
1435 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1437 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1438 that the declaration is done at global scope.
1440 * langhooks.c (add_builtin_function_common): Move most of the code
1441 from add_builtin_function here, calling the hook passed in.
1442 (add_builtin_function): Call add_builtin_function_common with
1443 standard builtin hook.
1444 (add_builtin_function_ext_scope): New function to add builtins to
1447 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1449 (add_builtin_function_ext_scope): Add declaration.
1451 * c-pragma.c (handle_pragma_target): Rename from
1452 handle_pragma_option, #pragma GCC option is now #pragma GCC
1453 target. Move warning about port not supporting target options to
1454 default pragma parse hook. Remove push/pop/reset from this
1456 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1457 (option_stack): Delete static variable.
1458 (optimize_stack): Ditto.
1459 (optons_stack): New stack of saved target and optimization
1461 (handle_pragma_push_options): New function to handle pushing both
1462 target and optimization options.
1463 (handle_pragma_pop_options): New function to handle popping both
1464 target and optimization options.
1465 (handle_pragma_reset_options): New function to handle resetting
1466 both target and optimization options to their initial state.
1467 (init_pragma): Rename handle_pragma_option to
1468 handle_pragma_target. Add support for push_options, pop_options,
1469 and reset_options pragmas.
1471 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1472 default_target_option_pragma_parse.
1473 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1474 default_target_option_valid_attribute_p.
1475 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1476 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1477 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1478 optimization level on hot/cold functions.
1480 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1481 if the caller and callee have different optimization levels.
1483 * c-common.c (handle_target_attribute): Rename from
1484 handle_option_attribute, attribute((option(...))) is now
1485 attribute((target(...))). Move warning if the port does not
1486 support target attributes to the default hook.
1487 (handle_hot_attribute): Delete code to change the optimization
1488 level of hot functions.
1489 (handle_cold_attribute): Ditto.
1491 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1492 argument that is the binary tree options to use if there are no
1493 arguments. Call ix86_valid_target_attribute_tree instead of
1494 ix86_valid_option_attribute_tree.
1495 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1496 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1497 ix86_pragma_option_parse.
1499 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1500 Rename from ix86_valid_option_attribute_tree.
1502 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1503 new builtins when the ISA changes.
1504 (ix86_valid_target_attribute_tree): Rename from
1505 ix86_valid_option_attribute_tree. Change callers. If the
1506 function specified optimization options, use those as the starting
1507 point before setting up the target attributes. If the
1508 optimization options were changed in the course of setting the
1509 target attributes, record the new optimization options.
1510 (ix86_valid_target_attribute_tree_inner_p): Rename from
1511 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1512 ix86_add_new_builtins if the ISA changed.
1513 (ix86_valid_target_attribute_p): Rename from
1514 ix86_valid_option_attribute_p. Change callers.
1515 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1516 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1517 as delayed builtin functions.
1518 (struct builtin_isa): New structure to record builtin functions
1519 that should be delayed until the ISA for that function is used.
1520 (ix86_builtins_isa): Change from int to struct to track builtin
1521 functions we want to declare at some point.
1522 (def_builtin): If the front end can delay defining the builtin
1523 functions, don't create builtins for ISAs not part of the default
1525 (def_builtin_const): Ditto.
1526 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1527 __builtin_ia32_pcmov_v2di to be different builtin functions.
1528 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1529 a structure instead of an int.
1530 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1531 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1532 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1533 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1535 * config/ia64/ia64.h
1536 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1537 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1539 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1540 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1541 (LANG_HOOKS_INITIALIZER): Add
1542 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1544 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1547 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1548 the reload address with the index register for SFmode
1549 access with a displacement.
1551 2008-08-30 Jan Hubicka <jh@suse.cz>
1553 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1554 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1555 * dojump.c (do_jump): Likewise.
1556 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1557 (note-if_info): Add BRANCH_COST.
1558 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1559 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1560 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1562 * expr.h (BRANCH_COST): Update default.
1563 * predict.c (predictable_edge_p): New function.
1564 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1565 Update BRANCH_COST call.
1566 * basic-block.h (predictable_edge_p): Declare.
1567 * config/alpha/alpha.h (BRANCH_COST): Update.
1568 * config/frv/frv.h (BRANCH_COST): Update.
1569 * config/s390/s390.h (BRANCH_COST): Update.
1570 * config/spu/spu.h (BRANCH_COST): Update.
1571 * config/sparc/sparc.h (BRANCH_COST): Update.
1572 * config/m32r/m32r.h (BRANCH_COST): Update.
1573 * config/i386/i386.h (BRANCH_COST): Update.
1574 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1575 * config/sh/sh.h (BRANCH_COST): Update.
1576 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1577 * config/avr/avr.h (BRANCH_COST): Update.
1578 * config/crx/crx.h (BRANCH_COST): Update.
1579 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1580 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1581 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1582 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1583 * config/ia64/ia64.h (BRANCH_COST): Update.
1584 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1585 * config/arc/arc.h (BRANCH_COST): Update.
1586 * config/score/score.h (BRANCH_COST): Update.
1587 * config/arm/arm.h (BRANCH_COST): Update.
1588 * config/pa/pa.h (BRANCH_COST): Update.
1589 * config/mips/mips.h (BRANCH_COST): Update.
1590 * config/vax/vax.h (BRANCH_COST): Update.
1591 * config/h8300/h8300.h (BRANCH_COST): Update.
1592 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1593 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1594 * doc/tm.texi (BRANCH_COST): Update.
1596 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1599 * config/arm/arm.c (arm_optimization_options): Set
1600 flag_section_anchors to 2 instead of 1 to distinguish it from
1601 -fsection-anchors given explicitely on the command line.
1603 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1605 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1606 final insn of a split.
1608 2008-08-30 Jan Hubicka <jh@suse.cz>
1610 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1611 optimized for speed.
1612 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1613 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1614 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1615 flag_gcse_after_reload_set): New static vars.
1616 (common_handle_option): Enable those flags for profile-use.
1617 (decode_options): Remove optimize_size flags that are handled
1618 on higher granuality.
1619 * tree-vectorizer.c (vectorize_loops): Use
1620 optimize_loop_nest_for_speed_p.
1621 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1622 * tree-predcom.c (tree_predictive_commoning): Use
1623 optimize_loop_for_speed_p.
1624 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1625 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1626 * predict.c (optimize_loop_for_speed_p): Fix walk.
1628 2008-08-30 Jan Hubicka <jh@suse.cz>
1630 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1632 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1633 profile presence locally.
1635 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1638 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1639 versions before 4.0.
1641 2008-08-29 Jan Hubicka <jh@suse.cz>
1643 * tree-inline.c (insert_init_stmt): Insert sequence even when
1646 2008-08-29 Jeff Law <law@redhat.com>
1648 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1649 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1650 location and class is an FP register.
1652 2008-08-29 Jan Hubicka <jh@suse.cz>
1654 * see.c (see_merge_one_def_extension): Silence used uninitialized
1656 * matrix-reorg.c (check_allocation_function): Likewise.
1657 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1659 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1662 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1663 compute new & and | in type rather than TREE_TYPE (arg0).
1665 * dwarf2out.c (fortran_common): Update comment.
1666 (gen_variable_die): Swap com_die and var_die variables in Fortran
1667 COMMON block handling code.
1669 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1671 * dwarf2out.c (gen_const_die): New function.
1672 (size_of_die, value_format, output_die): Output larger
1673 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1674 (native_encode_initializer): New function.
1675 (tree_add_const_value_attribute): Call it.
1676 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1678 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1679 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1680 TREE_THIS_VOLATILE to add_type_attribute.
1682 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1684 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1687 * dwarf2out.c (loc_by_reference): New function.
1688 (add_location_or_const_value_attribute): Use it.
1691 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1692 as DW_TAG_variable children of DW_TAG_common_block rather than
1693 DW_TAG_member children. Put DW_AT_external to individual
1694 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1696 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1697 loc_descriptor_from_tree_1.
1701 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1702 arguments to imported_module_or_decl.
1703 (debug_nothing_tree_tree): Removed.
1704 (debug_nothing_tree_tree_tree_bool): New prototype.
1705 * debug.c (do_nothing_debug_hooks): Adjust.
1706 (debug_nothing_tree_tree): Removed.
1707 (debug_nothing_tree_tree_tree_bool): New function.
1708 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1709 (gen_variable_die): Put all common vars for the
1710 same COMMON block under one DW_TAG_common_block.
1711 (declare_in_namespace): Return new context_die, for Fortran
1712 return the module DIE instead of adding extra declarations into
1714 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1715 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1716 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1718 (dwarf2out_global_decl): Don't skip Fortran global vars.
1719 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1720 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1721 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1722 DW_TAG_imported_declaration as child of previous
1723 DW_TAG_imported_module.
1724 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1725 * sdbout.c (sdb_debug_hooks): Likewise.
1726 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1728 2008-08-29 Jan Hubicka <jh@suse.cz>
1730 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1732 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1733 * ipa-cp.c (n_cloning_candidates): New static variable.
1734 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1735 (ipcp_print_all_lattices): Improve debug output.
1736 (ipcp_cloning_candidate_p): New function.
1737 (ipcp_initialize_node_lattices): Use it.
1738 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1739 (ipcp_propagate_stage): Prettier debug output.
1740 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1741 (ipcp_print_all_structures): Remove.
1742 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1743 (ipcp_insert_stage): Prettier debug output; call
1744 cgraph_remove_unreachable_nodes before propagating.
1745 (pass_ipa_cp): Schedule function removal pass.
1746 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1748 (cgraph_maybe_hot_edge_p): Move to ...
1749 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1750 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1751 (common_handle_option): Set them; enable ipa-cp when profiling.
1752 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1753 (ipa_print_all_jump_functions): Likewise.
1754 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1755 (ipa_print_node_params, ipa_print_all_params): New.
1756 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1757 ipa_print_all_param_flags): Remove.
1758 (ipa_print_node_params, ipa_print_all_params): New.
1760 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1762 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1763 change from 2008-04-03.
1764 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1766 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1770 * ira-color.c (push_allocnos_to_stack): Truncate
1771 removed_splay_allocno_vec.
1773 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1776 * ira-color (ira_fast_allocation): Don't assign hard registers to
1779 2008-08-29 Jan Hubicka <jh@suse.cz>
1782 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1783 for cold internal loops.
1785 2008-08-29 Richard Guenther <rguenther@suse.de>
1787 * tree-ssa-structalias.c (create_variable_info_for): Do not
1788 create fields for heap vars or vars with a noalias state.
1789 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1792 2008-08-29 Richard Guenther <rguenther@suse.de>
1794 * common.opt (ftree-store-ccp): Mark as preserved for
1795 backward compatibility.
1796 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1797 * tree-pass.h (pass_store_ccp): Remove.
1798 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1799 (first_vdef): Remove declaration.
1800 (get_value_loaded_by): Likewise.
1801 * tree-ssa-ccp.c (do_store_ccp): Remove.
1802 (get_default_value): Simplify as do_store_ccp is always false
1803 now. Do not initialize mem_ref.
1804 (set_value_varying): Likewise.
1805 (canonicalize_float_value): Likewise.
1806 (set_lattice_value): Likewise.
1807 (likely_value): Likewise.
1808 (surely_varying_stmt_p): Likewise.
1809 (ccp_initialize): Likewise.
1810 (ccp_lattice_meet): Likewise.
1811 (ccp_visit_phi_node): Likewise.
1812 (ccp_fold): Likewise.
1813 (evaluate_stmt): Likewise.
1814 (visit_assignment): Likewise.
1815 (ccp_visit_stmt): Likewise.
1816 (execute_ssa_ccp): Fold into ...
1817 (do_ssa_ccp): ... this.
1818 (do_ssa_store_ccp): Remove.
1819 (gate_store_ccp): Likewise.
1820 (pass_store_ccp): Likewise.
1821 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1823 * tree-ssa-propagate.c (first_vdef): Remove.
1824 (get_value_loaded_by): Likewise.
1825 (replace_vuses_in): Likewise.
1826 (substitute_and_fold): Do not call replace_vuses_in.
1827 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1829 2008-08-29 Richard Guenther <rguenther@suse.de>
1832 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1833 PARAM_NOALIAS tags with is_heapvar.
1834 * tree-ssa-operands.c (access_can_touch_variable): Offset
1835 based tests do not apply for heapvars. Fix offset test.
1837 2008-08-29 Jan Hubicka <jh@suse.cz>
1839 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1840 (-fipa-cp-clone): Enabled by default at -O3.
1841 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1842 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1844 2008-08-29 Jan Hubicka <jh@suse.cz>
1846 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1848 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1850 * gimple.c (giple_copy_call_skip_args): New function.
1851 (giple_copy_call_skip_args): Declare.
1853 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1854 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1855 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1856 (ipcp_create_replace_map): Improve debug output.
1857 (ipcp_need_redirect_p): Return false when not clonning.
1858 (ipcp_update_callgraph): Skip args.
1859 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1861 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1862 (save_inline_function_body): Update call of tree_function_versioning.
1863 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1864 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1865 (tree_function_versioning): Likewise.
1866 * tree-inline.h (tree_function_versioning): Update prototype.
1868 2008-08-29 Jan Hubicka <jh@suse.cz>
1870 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1871 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1872 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1873 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1874 * value-prof.c (gimple_divmod_fixed_value_transform,
1875 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1876 gimple_stringops_transform): Use optimize_bb_for_size_p.
1877 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1878 * final.c (compute_alignments): Use optimize_function_for_size_p.
1879 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1880 (fold_builtin_strcpy, fold_builtin_fputs): Use
1881 optimize_function_for_size_p.
1882 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1883 * recog.c (relax_delay_slots): Likewise.
1884 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1885 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1886 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1887 optimize_function_for_size_p.
1888 (cgraph_decide_inlining_of_small_function): Use
1889 optimize_function_for_size_p.
1890 * global.c (find_reg): Use optimize_function_for_size_p.
1891 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1892 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1893 flag_prefetch_loop_arrays. Those can work it out from profile.
1894 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1895 optimize_loop_for_speed_p.
1896 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1898 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1899 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1900 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1901 * local-alloc.c (block_alloc): Pass BB pointer.
1902 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1903 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1904 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1905 (decide_peel_completely): Likewise.
1906 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1907 optimize_loop_for_size_p.
1908 (vect_enhance_data_refs_alignment): Likewise.
1909 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1910 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1911 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1912 (try_crossjump_bb): Use optimize_bb_for_size_p.
1913 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1914 optimize_loop_for_speed_p.
1915 * bb-reorder.c (find_traces_1_round): Likewise.
1916 (copy_bb): Use optimize_bb_for_speed_p.
1917 (duplicate_computed_gotos): Likewise.
1918 * basic-block.h (optimize_loop_nest_for_size_p,
1919 optimize_loop_nest_for_speed_p): New.
1920 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1922 2008-08-29 Tristan Gingold <gingold@adacore.com>
1924 * gcov.c (main): Call expandargv.
1926 2008-08-29 Jan Hubicka <jh@suse.cz>
1928 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1930 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1932 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1933 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1935 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1937 2008-08-29 Jan Hubicka <jh@suse.cz>
1939 * tree-pass.h (pass_strip_predict_hints): Declare.
1940 * predict.c (strip_builtin_expect): Rename to ...
1941 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1942 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1943 (tree_estimate_probability): Do not strip builtin_expect.
1944 (pass_strip_predict_hints): New pass.
1945 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1947 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1949 2008-08-29 Richard Guenther <rguenther@suse.de>
1951 PR tree-optimization/37207
1952 * tree-vrp.c (extract_range_from_binary_expr): Also try
1953 to constant fold if only one of the operands is a constant.
1955 2008-08-29 Nick Clifton <nickc@redhat.com>
1957 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1958 the same way as SYMBOL_REFs.
1960 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1962 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1964 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1966 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1967 * config/mips/mips.md (branch_likely): Remove const. Fix
1969 (define_delay for type "branch"): Change to only apply for branch
1970 with likely variant.
1971 (define_delay for type "branch" and "branch_likely" no). New delay
1973 (equality_op): New code iterator.
1974 (bbv, bbinv): New code attributes.
1975 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1978 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1979 Andrew Pinski <pinskia@gcc.gnu.org>
1982 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1984 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1986 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1987 rule that a symbolic constant must be defined and >= 0 for the
1988 corresponding facility to be present at compile-time.
1989 * gthr-posix.c: Likewise.
1991 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1993 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1994 * config/mips/mips.md (D): New mode attribute.
1995 (mulsi3, muldi3): Merge it into ...
1996 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1998 (muldi3_mul3): New pattern.
1999 (mulsi3_mult3): Rename to mulsi3_mul3.
2001 2008-08-28 Jan Hubicka <jh@suse.cz>
2003 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2005 * predict.c (always_optimize_for_size_p): Rename to ...
2006 (optimize_function_for_size): ... this one; make extern.
2007 (optimize_function_for_speed_p): New.
2008 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2009 optimize_edge_for_size_p,optimize_edge_for_size_p,
2010 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2011 * basic-block.h (optimize_function_for_size_p,
2012 optimize_function_for_speed_p): Declare.
2013 * i386.md (optimize_size checks): Replace them by appropriate
2015 (standard_80387_constant_p, ix86_compute_frame_layout,
2016 ix86_expand_epilogue, ix86_decompose_address,
2017 print_operand, emit_i387_cw_initialization,
2018 inline_memory_move_cost, ix86_pad_returns,
2019 ix86_reorg): Replace optimize_size checks.
2021 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2023 * rtl.h (simplify_subreg_regno): Declare.
2024 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2025 * simplify-rtx.c (simplify_subreg): ...here.
2026 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2027 subreg_offset_representable_p.
2029 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2032 * c-typeck.c (convert_for_assignment): Give a note describing what
2033 was passed and what was expected.
2035 2008-08-28 Joey Ye <joey.ye@intel.com>
2037 * doc/extend.texi: Document AVX built-in functions.
2038 * doc/invoke.texi: Document -mavx.
2040 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2041 Joey Ye <joey.ye@intel.com>
2042 Xuepeng Guo <xuepeng.guo@intel.com>
2044 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2046 * config/i386/cpuid.h (bit_FMA): New.
2047 (bit_XSAVE): Likewise.
2048 (bit_OSXSAVE): Likewise.
2049 (bit_AVX): Likewise.
2051 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2052 define. Use ASM_OUTPUT_AVX_PREFIX.
2054 * config/i386/gmmintrin.h: New.
2056 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2057 (OPTION_MASK_ISA_AVX_SET): New.
2058 (OPTION_MASK_ISA_FMA_SET): Likewise.
2059 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2060 (OPTION_MASK_ISA_FMA_SET): Likewise.
2061 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2062 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2063 (pta_flags): Add PTA_AVX and PTA_FMA.
2064 (override_options): Handle PTA_AVX and PTA_FMA.
2065 (init_cumulative_args): Handle warn_avx.
2066 (classify_argument): Return 0 for COImode and OImode. Return
2067 1 and X86_64_AVX_CLASS for 256bit vector types.
2068 (examine_argument): Handle X86_64_AVX_CLASS.
2069 (construct_container): Likewise.
2070 (function_arg_advance_32): Pass OImode and 256bit vector types
2072 (function_arg_advance_64): Take a new argument to indicate if a
2073 parameter is named. Handle 256bit vector types. Return
2074 immediately for unnamed 256bit vector mode parameters.
2075 (function_arg_advance): Updated.
2076 (function_arg_32): Add comments for TImode. Handle OImode
2077 and 256bit vector types.
2078 (function_arg_64): Take a new argument to indicate if a
2079 parameter is named. Handle 256bit vector types. Return NULL
2080 for unnamed 256bit vector mode parameters.
2081 (function_arg): Updated.
2082 (setup_incoming_varargs_64): Support
2083 AVX encoding for *sse_prologue_save_insn.
2084 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2085 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2086 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2087 enabled, otherwise return -3.
2088 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2090 (print_reg): Support AVX registers. Handle 'x' and 't'.
2091 Handle 'd' to duplicate the operand.
2092 (print_operand): Likewise. Also support AVX vector compare
2094 (output_387_binary_op): Support AVX.
2095 (output_fp_compare): Likewise.
2096 (ix86_expand_vector_move_misalign): Likewise.
2097 (ix86_attr_length_vex_default): New.
2098 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2099 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2100 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2101 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2102 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2103 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2104 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2105 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2106 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2107 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2108 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2109 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2110 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2111 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2112 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2113 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2114 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2115 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2116 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2117 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2118 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2119 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2120 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2121 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2122 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2123 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2124 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2125 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2126 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2127 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2128 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2129 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2130 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2131 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2132 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2133 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2134 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2135 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2136 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2137 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2138 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2139 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2140 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2141 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2142 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2143 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2144 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2145 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2146 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2147 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2148 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2149 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2150 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2151 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2152 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2153 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2154 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2155 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2156 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2157 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2158 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2159 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2160 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2161 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2162 and IX86_BUILTIN_MOVMSKPS256,
2163 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2164 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2165 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2166 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2167 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2168 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2169 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2170 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2171 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2172 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2173 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2174 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2175 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2176 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2177 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2178 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2179 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2180 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2181 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2182 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2183 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2184 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2185 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2186 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2187 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2188 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2189 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2190 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2191 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2192 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2193 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2194 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2195 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2196 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2197 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2198 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2199 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2200 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2201 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2202 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2203 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2204 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2205 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2206 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2207 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2208 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2209 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2210 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2211 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2212 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2213 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2214 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2215 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2216 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2217 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2218 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2219 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2220 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2222 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2223 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2224 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2225 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2226 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2227 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2228 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2229 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2230 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2231 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2232 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2233 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2234 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2235 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2236 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2237 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2238 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2239 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2240 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2241 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2242 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2243 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2244 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2245 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2246 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2247 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2248 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2249 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2250 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2251 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2252 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2253 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2254 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2255 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2256 IX86_BUILTIN_MOVMSKPS256.
2257 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2258 (ix86_expand_args_builtin): Likewise.
2259 (ix86_expand_special_args_builtin): Likewise.
2260 (ix86_hard_regno_mode_ok): Handle AVX modes.
2261 (ix86_expand_vector_init_duplicate): Likewise.
2262 (ix86_expand_vector_init_one_nonzero): Likewise.
2263 (ix86_expand_vector_init_one_var): Likewise.
2264 (ix86_expand_vector_init_concat): Likewise.
2265 (ix86_expand_vector_init_general): Likewise.
2266 (ix86_expand_vector_set): Likewise.
2267 (ix86_vector_mode_supported_p): Likewise.
2268 (x86_extended_reg_mentioned_p): Check INSN_P before using
2271 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2272 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2274 * config/i386/i386.h (TARGET_AVX): New.
2275 (TARGET_FMA): Likewise.
2276 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2277 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2278 (VALID_AVX256_REG_MODE): New.
2279 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2280 (AVX_FLOAT_MODE_P): Likewise.
2281 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2282 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2283 (AVX_VEC_FLOAT_MODE_P): Likewise.
2284 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2285 (ASM_OUTPUT_OPCODE): Likewise.
2286 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2288 (SSE_REG_MODE_P): Allow 256bit vector modes.
2289 (ix86_args): Add a warn_avx field.
2291 * config/i386/i386.md (UNSPEC_PCMP): New.
2292 (UNSPEC_VPERMIL): Likewise.
2293 (UNSPEC_VPERMIL2): Likewise.
2294 (UNSPEC_VPERMIL2F128): Likewise.
2295 (UNSPEC_MASKLOAD): Likewise.
2296 (UNSPEC_MASKSTORE): Likewise.
2297 (UNSPEC_CAST): Likewise.
2298 (UNSPEC_VTESTP): Likewise.
2299 (UNSPECV_VZEROALL): Likewise.
2300 (UNSPECV_VZEROUPPER): Likewise.
2301 (XMM0_REG): Likewise.
2302 (XMM1_REG): Likewise.
2303 (XMM2_REG): Likewise.
2304 (XMM3_REG): Likewise.
2305 (XMM4_REG): Likewise.
2306 (XMM5_REG): Likewise.
2307 (XMM6_REG): Likewise.
2308 (XMM8_REG): Likewise.
2309 (XMM9_REG): Likewise.
2310 (XMM10_REG): Likewise.
2311 (XMM11_REG): Likewise.
2312 (XMM12_REG): Likewise.
2313 (XMM13_REG): Likewise.
2314 (XMM14_REG): Likewise.
2315 (XMM15_REG): Likewise.
2317 (prefix_vex_imm8): Likewise.
2318 (prefix_vex_w): Likewise.
2319 (length_vex): Likewise.
2322 (*avx_ashlti3): Likewise.
2323 (*avx_lshrti3): Likewise.
2324 (*avx_setcc<mode>): Likewise.
2325 (*fop_<mode>_comm_mixed_avx): Likewise.
2326 (*fop_<mode>_comm_avx): Likewise.
2327 (*fop_<mode>_1_mixed_avx): Likewise.
2328 (*fop_<mode>_1_avx): Likewise.
2329 (*avx_<code><mode>3): Likewise.
2330 (*avx_ieee_smin<mode>3): Likewise.
2331 (*avx_ieee_smax<mode>3): Likewise.
2332 (mode): Add OI, V8SF and V4DF.
2333 (length): Support VEX prefix.
2334 (*cmpfp_i_mixed): Set prefix attribute.
2335 (*cmpfp_i_sse): Likewise.
2336 (*cmpfp_iu_mixed): Likewise.
2337 (*cmpfp_iu_sse): Likewise.
2338 (*movsi_1): Support AVX.
2339 (*movdi_2): Likewise.
2340 (*movdi_1_rex64): Likewise.
2341 (*movti_internal): Likewise.
2342 (*movti_rex64): Likewise.
2343 (*movsf_1): Likewise.
2344 (*movdf_nointeger): Likewise.
2345 (*movdf_integer_rex64): Likewise.
2346 (*movtf_internal): Likewise.
2347 (zero_extendsidi2_32): Likewise.
2348 (zero_extendsidi2_rex64): Likewise.
2349 (*extendsfdf2_mixed): Likewise.
2350 (*extendsfdf2_sse): Likewise.
2351 (*truncdfsf_fast_mixed): Likewise.
2352 (*truncdfsf_fast_sse): Likewise.
2353 (*truncdfsf_mixed): Likewise.
2354 (fix_trunc<mode>di_sse): Likewise.
2355 (fix_trunc<mode>si_sse): Likewise.
2356 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2357 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2358 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2359 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2360 (*rcpsf2_sse): Likewise.
2361 (*rsqrtsf2_sse): Likewise.
2362 (*sqrt<mode>2_sse): Likewise.
2363 (sse4_1_round<mode>2): Likewise.
2364 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2365 Support AVX. Set length attribute properly for AVX.
2367 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2368 (VECTOR_MODES (FLOAT, 32)): Likewise.
2369 (VECTOR_MODE (INT, DI, 8)): Likewise.
2370 (VECTOR_MODE (INT, HI, 32)): Likewise.
2371 (VECTOR_MODE (INT, QI, 64)): Likewise.
2372 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2373 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2374 (VECTOR_MODE (INT, DI, 4)): Removed.
2375 (VECTOR_MODE (INT, SI, 8)): Likewise.
2376 (VECTOR_MODE (INT, HI, 16)): Likewise.
2377 (VECTOR_MODE (INT, QI, 32)): Likewise.
2378 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2379 (INT_MODE (OI, 32)): Likewise.
2381 * config/i386/i386.opt (mavx): New.
2384 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2386 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2387 (*mov<mode>_internal_avx): New.
2388 (*movv2sf_internal_rex64_avx): Likewise.
2389 (*movv2sf_internal_avx): Likewise.
2391 * config/i386/predicates.md (const_4_to_5_operand): New.
2392 (const_6_to_7_operand): Likewise.
2393 (const_8_to_11_operand): Likewise.
2394 (const_12_to_15_operand): Likewise.
2395 (avx_comparison_float_operator): Likewise.
2397 * config/i386/sse.md (AVX256MODEI): New.
2398 (AVX256MODE): Likewise.
2399 (AVXMODEQI): Likewise.
2400 (AVXMODE): Likewise.
2401 (AVX256MODEF2P): Likewise.
2402 (AVX256MODE2P): Likewise.
2403 (AVX256MODE4P): Likewise.
2404 (AVX256MODE8P): Likewise.
2405 (AVXMODEF2P): Likewise.
2406 (AVXMODEF4P): Likewise.
2407 (AVXMODEDCVTDQ2PS): Likewise.
2408 (AVXMODEDCVTPS2DQ): Likewise.
2409 (avxvecmode): Likewise.
2410 (avxvecpsmode): Likewise.
2411 (avxhalfvecmode): Likewise.
2412 (avxscalarmode): Likewise.
2413 (avxcvtvecmode): Likewise.
2414 (avxpermvecmode): Likewise.
2415 (avxmodesuffixf2c): Likewise.
2416 (avxmodesuffixp): Likewise.
2417 (avxmodesuffixs): Likewise.
2418 (avxmodesuffix): Likewise.
2419 (vpermilbits): Likewise.
2420 (pinsrbits): Likewise.
2421 (mov<mode>): Likewise.
2422 (*mov<mode>_internal): Likewise.
2423 (push<mode>1): Likewise.
2424 (movmisalign<mode>): Likewise.
2425 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2426 (avx_movdqu<avxmodesuffix>): Likewise.
2427 (avx_lddqu<avxmodesuffix>): Likewise.
2428 (<plusminus_insn><mode>3): Likewise.
2429 (*avx_<plusminus_insn><mode>3): Likewise.
2430 (*avx_vm<plusminus_insn><mode>3): Likewise.
2431 (mul<mode>3): Likewise.
2432 (*avx_mul<mode>3): Likewise.
2433 (*avx_vmmul<mode>3): Likewise.
2434 (divv8sf3): Likewise.
2435 (divv4df3): Likewise.
2436 (avx_div<mode>3): Likewise.
2437 (*avx_div<mode>3): Likewise.
2438 (*avx_vmdiv<mode>3): Likewise.
2439 (avx_rcpv8sf2): Likewise.
2440 (*avx_vmrcpv4sf2): Likewise.
2441 (sqrtv8sf2): Likewise.
2442 (avx_sqrtv8sf2): Likewise.
2443 (*avx_vmsqrt<mode>2): Likewise.
2444 (rsqrtv8sf2): Likewise.
2445 (avx_rsqrtv8sf2): Likewise.
2446 (*avx_vmrsqrtv4sf2): Likewise.
2447 (<code><mode>3): Likewise.
2448 (*avx_<code><mode>3_finite): Likewise.
2449 (*avx_<code><mode>3): Likewise.
2450 (*avx_vm<code><mode>3): Likewise.
2451 (*avx_ieee_smin<mode>3): Likewise.
2452 (*avx_ieee_smax<mode>3): Likewise.
2453 (avx_addsubv8sf3): Likewise.
2454 (avx_addsubv4df3): Likewise.
2455 (*avx_addsubv4sf3): Likewise.
2456 (*avx_addsubv2df3): Likewise.
2457 (avx_h<plusminus_insn>v4df3): Likewise.
2458 (avx_h<plusminus_insn>v8sf3): Likewise.
2459 (*avx_h<plusminus_insn>v4sf3): Likewise.
2460 (*avx_h<plusminus_insn>v2df3): Likewise.
2461 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2462 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2463 (*avx_maskcmp<mode>3): Likewise.
2464 (avx_nand<mode>3): Likewise.
2465 (*avx_<code><mode>3): Likewise.
2466 (*avx_nand<mode>3): Likewise.
2467 (*avx_<code><mode>3): Likewise.
2468 (*avx_cvtsi2ss): Likewise.
2469 (*avx_cvtsi2ssq): Likewise.
2470 (*avx_cvtsi2sd): Likewise.
2471 (*avx_cvtsi2sdq): Likewise.
2472 (*avx_cvtsd2ss): Likewise.
2473 (avx_cvtss2sd): Likewise.
2474 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2475 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2476 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2477 (*avx_cvtsi2sd): Likewise.
2478 (*avx_cvtsi2sdq): Likewise.
2479 (avx_cvtdq2pd256): Likewise.
2480 (avx_cvtpd2dq256): Likewise.
2481 (avx_cvttpd2dq256): Likewise.
2482 (*avx_cvtsd2ss): Likewise.
2483 (*avx_cvtss2sd): Likewise.
2484 (avx_cvtpd2ps256): Likewise.
2485 (avx_cvtps2pd256): Likewise.
2486 (*avx_movhlps): Likewise.
2487 (*avx_movlhps): Likewise.
2488 (avx_unpckhps256): Likewise.
2489 (*avx_unpckhps): Likewise.
2490 (avx_unpcklps256): Likewise.
2491 (*avx_unpcklps): Likewise.
2492 (avx_movshdup256): Likewise.
2493 (avx_movsldup256): Likewise.
2494 (avx_shufps256): Likewise.
2495 (avx_shufps256_1): Likewise.
2496 (*avx_shufps_<mode>): Likewise.
2497 (*avx_loadhps): Likewise.
2498 (*avx_storelps): Likewise.
2499 (*avx_loadlps): Likewise.
2500 (*avx_movss): Likewise.
2501 (*vec_dupv4sf_avx): Likewise.
2502 (*vec_concatv2sf_avx): Likewise.
2503 (*vec_concatv4sf_avx): Likewise.
2504 (*vec_setv4sf_0_avx): Likewise.
2505 (*vec_setv4sf_avx): Likewise.
2506 (*avx_insertps): Likewise.
2507 (avx_vextractf128<mode>): Likewise.
2508 (vec_extract_lo_<mode>): Likewise.
2509 (vec_extract_hi_<mode>): Likewise.
2510 (vec_extract_lo_<mode>): Likewise.
2511 (vec_extract_hi_<mode>): Likewise.
2512 (vec_extract_lo_v16hi): Likewise.
2513 (vec_extract_hi_v16hi): Likewise.
2514 (vec_extract_lo_v32qi): Likewise.
2515 (vec_extract_hi_v32qi): Likewise.
2516 (avx_unpckhpd256): Likewise.
2517 (*avx_unpckhpd): Likewise.
2518 (avx_movddup256): Likewise.
2519 (*avx_movddup): Likewise.
2520 (avx_unpcklpd256): Likewise.
2521 (*avx_unpcklpd): Likewise.
2522 (avx_shufpd256): Likewise.
2523 (avx_shufpd256_1): Likewise.
2524 (*avx_punpckhqdq): Likewise.
2525 (*avx_punpcklqdq): Likewise.
2526 (*avx_shufpd_<mode>): Likewise.
2527 (*avx_storehpd): Likewise.
2528 (*avx_loadhpd): Likewise.
2529 (*avx_loadlpd): Likewise.
2530 (*avx_movsd): Likewise.
2531 (*vec_concatv2df_avx): Likewise.
2532 (*avx_<plusminus_insn><mode>3): Likewise.
2533 (*avx_<plusminus_insn><mode>3): Likewise.
2534 (*avx_mulv8hi3): Likewise.
2535 (*avxv8hi3_highpart): Likewise.
2536 (*avx_umulv8hi3_highpart): Likewise.
2537 (*avx_umulv2siv2di3): Likewise.
2538 (*avx_mulv2siv2di3): Likewise.
2539 (*avx_pmaddwd): Likewise.
2540 (*avx_mulv4si3): Likewise.
2541 (*avx_ashr<mode>3): Likewise.
2542 (*avx_lshr<mode>3): Likewise.
2543 (*avx_ashl<mode>3): Likewise.
2544 (*avx_<code><mode>3): Likewise.
2545 (*avx_eq<mode>3): Likewise.
2546 (*avx_gt<mode>3): Likewise.
2547 (*avx_nand<mode>3): Likewise.
2548 (*avx_nand<mode>3): Likewise.
2549 (*avx_<code><mode>3): Likewise.
2550 (*avx_<code><mode>3): Likewise.
2551 (*avx_packsswb): Likewise.
2552 (*avx_packssdw): Likewise.
2553 (*avx_packuswb): Likewise.
2554 (*avx_punpckhbw): Likewise.
2555 (*avx_punpcklbw): Likewise.
2556 (*avx_punpckhwd): Likewise.
2557 (*avx_punpcklwd): Likewise.
2558 (*avx_punpckhdq): Likewise.
2559 (*avx_punpckldq): Likewise.
2560 (*avx_pinsr<avxmodesuffixs>): Likewise.
2561 (*avx_pinsrq): Likewise.
2562 (*avx_loadld): Likewise.
2563 (*vec_extractv2di_1_rex64_avx): Likewise.
2564 (*vec_extractv2di_1_avx): Likewise.
2565 (*vec_dupv2di_avx): Likewise.
2566 (*vec_concatv2si_avx): Likewise.
2567 (*vec_concatv4si_1_avx): Likewise.
2568 (*vec_concatv2di_avx): Likewise.
2569 (*vec_concatv2di_rex64_avx): Likewise.
2570 (*avx_uavgv16qi3): Likewise.
2571 (*avx_uavgv8hi3): Likewise.
2572 (*avx_psadbw): Likewise.
2573 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2574 (*avx_phaddwv8hi3): Likewise.
2575 (*avx_phadddv4si3): Likewise.
2576 (*avx_phaddswv8hi3): Likewise.
2577 (*avx_phsubwv8hi3): Likewise.
2578 (*avx_phsubdv4si3): Likewise.
2579 (*avx_phsubswv8hi3): Likewise.
2580 (*avx_pmaddubsw128): Likewise.
2581 (*avx_pmulhrswv8hi3): Likewise.
2582 (*avx_pshufbv16qi3): Likewise.
2583 (*avx_psign<mode>3): Likewise.
2584 (*avx_palignrti): Likewise.
2585 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2586 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2587 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2588 (*avx_mpsadbw): Likewise.
2589 (*avx_packusdw): Likewise.
2590 (*avx_pblendvb): Likewise.
2591 (*avx_pblendw): Likewise.
2592 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2593 (avx_ptest256): Likewise.
2594 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2595 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2596 (*avx_aesenc): Likewise.
2597 (*avx_aesenclast): Likewise.
2598 (*avx_aesdec): Likewise.
2599 (*avx_aesdeclast): Likewise.
2600 (avx_vzeroupper): Likewise.
2601 (avx_vzeroupper_rex64): Likewise.
2602 (avx_vpermil<mode>): Likewise.
2603 (avx_vpermilvar<mode>3): Likewise.
2604 (avx_vpermil2<mode>3): Likewise.
2605 (avx_vperm2f128<mode>3): Likewise.
2606 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2607 (avx_vbroadcastss256): Likewise.
2608 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2609 (avx_vinsertf128<mode>): Likewise.
2610 (vec_set_lo_<mode>): Likewise.
2611 (vec_set_hi_<mode>): Likewise.
2612 (vec_set_lo_<mode>): Likewise.
2613 (vec_set_hi_<mode>): Likewise.
2614 (vec_set_lo_v16hi): Likewise.
2615 (vec_set_hi_v16hi): Likewise.
2616 (vec_set_lo_v32qi): Likewise.
2617 (vec_set_hi_v32qi): Likewise.
2618 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2619 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2620 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2621 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2622 (vec_init<mode>): Likewise.
2623 (*vec_concat<mode>_avx): Likewise.
2624 (blendbits): Support V8SF and V4DF.
2625 (sse2_movq128): Support AVX.
2626 (<sse>_movnt<mode>): Likewise.
2627 (sse2_movntv2di): Likewise.
2628 (sse_rcpv4sf2): Likewise.
2629 (sse_sqrtv4sf2): Likewise.
2630 (sse_rsqrtv4sf2): Likewise.
2631 (<sse>_comi): Likewise.
2632 (<sse>_ucomi): Likewise.
2633 (sse_cvtss2si): Likewise.
2634 (sse_cvtss2si_2): Likewise.
2635 (sse_cvtss2siq): Likewise.
2636 (sse_cvtss2siq_2): Likewise.
2637 (sse_cvttss2si): Likewise.
2638 (sse_cvttss2siq): Likewise.
2639 (sse2_cvtsd2si): Likewise.
2640 (sse2_cvtsd2si_2): Likewise.
2641 (sse2_cvtsd2siq): Likewise.
2642 (sse2_cvtsd2siq_2): Likewise.
2643 (sse2_cvttsd2si): Likewise.
2644 (sse2_cvttsd2siq): Likewise.
2645 (sse2_cvtdq2pd): Likewise.
2646 (*sse2_cvtpd2dq): Likewise.
2647 (*sse2_cvttpd2dq): Likewise.
2648 (*sse2_cvtpd2ps): Likewise.
2649 (sse2_cvtps2pd): Likewise.
2650 (sse3_movshdup): Likewise.
2651 (sse3_movsldup): Likewise.
2652 (sse_storehps): Likewise.
2653 (*sse4_1_extractps): Likewise.
2654 (sse2_storelpd): Likewise.
2655 (vec_dupv2df_sse3): Likewise.
2656 (*vec_concatv2df_sse3): Likewise.
2657 (*sse4_1_pextrb): Likewise.
2658 (*sse4_1_pextrb_memory): Likewise.
2659 (*sse2_pextrw): Likewise.
2660 (*sse4_1_pextrw_memory): Likewise.
2661 (*sse4_1_pextrd): Likewise.
2662 (*sse4_1_pextrq): Likewise.
2663 (sse2_pshufd_1): Likewise.
2664 (sse2_pshuflw_1): Likewise.
2665 (sse2_pshufhw_1): Likewise.
2666 (*sse2_storeq_rex64): Likewise.
2667 (*vec_dupv4si): Likewise.
2668 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2669 (sse2_pmovmskb): Likewise.
2670 (*sse2_maskmovdqu): Likewise.
2671 (*sse2_maskmovdqu_rex64): Likewise.
2672 (sse_ldmxcsr): Likewise.
2673 (sse_stmxcsr): Likewise.
2674 (abs<mode>2): Likewise.
2675 (sse4_1_movntdqa): Likewise.
2676 (sse4_1_phminposuw): Likewise.
2677 (sse4_1_extendv8qiv8hi2): Likewise.
2678 (*sse4_1_extendv8qiv8hi2): Likewise.
2679 (sse4_1_extendv4qiv4si2): Likewise.
2680 (*sse4_1_extendv4qiv4si2): Likewise.
2681 (sse4_1_extendv2qiv2di2): Likewise.
2682 (*sse4_1_extendv2qiv2di2): Likewise.
2683 (sse4_1_extendv4hiv4si2): Likewise.
2684 (*sse4_1_extendv4hiv4si2): Likewise.
2685 (sse4_1_extendv2hiv2di2): Likewise.
2686 (*sse4_1_extendv2hiv2di2): Likewise.
2687 (sse4_1_extendv2siv2di2): Likewise.
2688 (*sse4_1_extendv2siv2di2): Likewise.
2689 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2690 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2691 (sse4_1_zero_extendv4qiv4si2): Likewise.
2692 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2693 (sse4_1_zero_extendv2qiv2di2): Likewise.
2694 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2695 (sse4_1_zero_extendv4hiv4si2): Likewise.
2696 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2697 (sse4_1_zero_extendv2hiv2di2): Likewise.
2698 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2699 (sse4_1_zero_extendv2siv2di2): Likewise.
2700 (*sse4_1_zero_extendv2siv2di2): Likewise.
2701 (sse4_1_ptest): Likewise.
2702 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2703 (sse4_2_pcmpestri): Likewise.
2704 (sse4_2_pcmpestrm): Likewise.
2705 (sse4_2_pcmpistri): Likewise.
2706 (sse4_2_pcmpistrm): Likewise.
2708 (aeskeygenassist): Likewise.
2710 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2712 * config/i386/predicates.md (vzeroall_operation): New.
2714 * config/i386/sse.md (avx_vzeroall): New.
2715 (*avx_vzeroall): Likewise.
2717 2008-08-28 Paul Brook <paul@codesourcery.com>
2718 Mark Shinwell <shinwell@codesourcery.com>
2719 Richard Earnshaw <richard.earnshaw@arm.com>
2721 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2722 (TARGET_MIN_ANCHOR_OFFSET): New.
2723 (arm_override_options): Set correct anchor ranges for Thumb-1
2724 and Thumb-2 if required.
2725 (legitimize_pic_address): Handle case involving a TLS symbol
2726 reference with an addend.
2727 (arm_optimization_options): Enable section anchors at -O1 and
2729 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2730 * config/arm/arm-protos.h (arm_optimization_options): New.
2732 2008-08-28 Nick Clifton <nickc@redhat.com>
2734 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2735 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2738 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2739 * config/v850/v850.md (return): Remove frame size restriction.
2741 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2743 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2745 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2747 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2749 2008-08-28 Paul Brook <paul@codesourcery.com>
2751 * config/arm/vfp11.md: Update license notice.
2752 * config/arm/cortex-r4.md: Ditto.
2754 2008-08-28 Richard Guenther <rguenther@suse.de>
2756 PR tree-optimization/37207
2757 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2760 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2763 * tree.c (int_fits_type_p): Don't forget unsigned integers
2764 of type sizetype which higher end word equals -1.
2766 2008-08-28 Ira Rosen <irar@il.ibm.com>
2768 * target.h (struct vectorize): Add new target builtin.
2769 * tree-vectorizer.c (destroy_loop_vec_info): Call
2770 vect_free_slp_instance instead of vect_free_slp_node.
2771 * tree-vectorizer.h (enum slp_load_perm_type): New.
2772 (struct _slp_instance): Add new fields.
2773 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2774 (SLP_INSTANCE_LOADS): New.
2775 (vect_free_slp_tree): Remove.
2776 (vect_free_slp_instance): Declare.
2777 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2778 (vectorizable_load): Add argument.
2779 (vect_transform_slp_perm_load): New.
2780 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2782 (vect_get_place_in_interleaving_chain): New function.
2783 (vect_free_slp_tree): Make static.
2784 (vect_free_slp_instance): New function.
2785 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2786 collect the load location in the interleaving chain.
2787 (vect_supported_slp_permutation_p): New function.
2788 (vect_supported_load_permutation_p): Likewise.
2789 (vect_analyze_slp_instance): In case of loads permutation, call
2790 vect_supported_load_permutation_p to check that the permutation is
2792 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2793 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2794 (vect_create_mask_and_perm): New function.
2795 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2796 (vectorizable_load): Add an argument. Don't keep the created vectors
2797 statements in the node if permutation is required. Call
2798 vect_transform_slp_perm_load to generate the permutation.
2799 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2800 additional argument.
2801 (vect_schedule_slp_instance): In case of loads permutation, allocate
2802 vectorized statements structure for all the related SLP nodes. Call
2803 vect_transform_stmt with addditional argument.
2804 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2805 * config/spu/spu.c (spu_builtin_vec_perm): New.
2806 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2807 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2808 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2809 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2811 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2813 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2814 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2815 __gthread_cond_signal, __gthread_cond_timedwait,
2816 __gthread_cond_timedwait_recursive): New functions.
2817 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2819 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2822 2008-08-28 Richard Guenther <rguenther@suse.de>
2825 * fold-const.c (maybe_canonicalize_comparison_1): Require
2826 undefined overflow only for canonicalizing A +- CST cmp CST.
2827 Make sure to not generate new constants that are not inside
2828 their TYPE_MIN/MAX_VALUE range.
2829 (maybe_canonicalize_comparison): Remove undefined overflow
2831 (fold_binary): Remove now duplicate folding.
2833 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2835 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2836 use not updated in the last change.
2838 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2840 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2841 (IRA_COVER_CLASSES): Add FPUL_REGS.
2843 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2846 * c-common.c (conversion_warning): Check for null operands.
2848 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2851 * c-decl.c (check_for_loop_decls): Improve error message. Give
2854 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2857 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2858 (convert_for_assignment): Pass corrent OPT_W* parameter to
2859 WARN_FOR_ASSIGNMENT.
2861 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2864 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2866 2008-08-27 Paul Brook <paul@codesourcery.com>
2868 * config.gcc: Loosen checks for arm uclinux eabi targets.
2870 2008-08-27 Paul Brook <paul@codesourcery.com>
2872 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2874 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2876 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2878 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2879 the enumerators of an ENUMERAL_TYPE.
2880 * dbxout.c (dbxout_type): Ditto.
2882 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2885 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2886 (fwprop_addr): Check that the loop_father is not the outer loop.
2888 2008-08-26 Paul Brook <paul@codesourcery.com>
2890 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2891 Remove documentation entry for fmul type.
2892 Use fmuls to annotate single-precision multiplication patterns,
2893 fmuld to annotate double-precision multiplication patterns,
2894 fmacs to annotate single-precision multiply-accumulate patterns
2895 and fmacd to annotate double-precision multiply-accumulate patterns.
2896 * config/arm/vfp11.md: Update reservations accordingly.
2897 * config/arm/arm.md: Note that certain values of the "type"
2898 attribute are documented in vfp.md.
2899 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2900 (v10_cvt): Use new fmul types.
2902 2008-08-26 Paul Brook <paul@codesourcery.com>
2904 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2905 * config/arm/vfp11.md: ...here. New.
2906 * config/arm/arm.md: Include vfp11.md.
2908 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2910 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2911 parameter to inform call.
2913 2008-08-26 Jeff Law <law@redhat.com>
2915 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2916 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2917 preferred class when copying a constant into a partial word register.
2919 2008-08-26 Ben Elliston <bje@au.ibm.com>
2921 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2922 * cp/typeck.c: Likewise.
2923 * cp/tree.c: Likewise.
2924 * gimple-low.c: Likewise.
2927 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2929 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2930 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2932 * doc/passes.texi: Describe IRA.
2934 * doc/tm.texi (IRA_COVER_CLASSES,
2935 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2937 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2938 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2939 -fira-propagate-cost, -fno-ira-share-save-slots,
2940 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2942 * flags.h (ira_algorithm): New enumeration.
2943 (flag_ira_algorithm, flag_ira_verbose): New external variable
2946 * postreload.c (gate_handle_postreload): Don't do post reload
2947 optimizations unless the reload is completed.
2949 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2952 * tree-pass.h (pass_ira): New external variable declaration.
2954 * reload.h: Add 2008 to the Copyright.
2956 * cfgloopanal.c: Include params.h.
2957 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2960 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2962 * toplev.c (ira.h): New include.
2963 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2964 (backend_init_target): Call ira_init.
2965 (backend_init): Call ira_init_once.
2966 (finalize): Call finish_ira_once.
2968 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2969 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2972 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2973 may_move_out_cost): New external variable declarations.
2974 (move_table): New typedef.
2976 * caller-save.c: Include headers output.h and ira.h.
2977 (no_caller_save_reg_set): New global variable.
2978 (save_slots_num, save_slots): New variables.
2979 (reg_save_code, reg_restore_code, add_stored_regs): Add
2981 (init_caller_save): Set up no_caller_save_reg_set.
2982 (init_save_areas): Reset save_slots_num.
2983 (saved_hard_reg): New structure.
2984 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2985 (initiate_saved_hard_regs, new_saved_hard_reg,
2986 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2988 (setup_save_areas): Add code for sharing stack slots.
2989 (all_blocks): New variable.
2990 (save_call_clobbered_regs): Process pseudo-register too.
2991 (mark_set_regs): Process pseudo-register too.
2992 (insert_one_insn): Put the insn after bb note in a empty basic
2993 block. Add insn check.
2995 * global.c (eliminable_regset): Make it external.
2996 (mark_elimination): Use DF_LR_IN for IRA.
2997 (pseudo_for_reload_consideration_p): New.
2998 (build_insn_chain): Make it external. Don't ignore spilled
2999 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3000 (gate_handle_global_alloc): New function.
3001 (pass_global_alloc): Add the gate function.
3003 * opts.c (decode_options): Set up flag_ira. Print the warning for
3005 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3007 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3009 * regmove.c (regmove_optimize): Don't do replacement of output for
3012 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3013 New external variable declarations.
3015 * local-alloc.c (update_equiv_regs): Make it external. Return
3016 true if jump label rebuilding should be done. Rescan new_insn for
3018 (gate_handle_local_alloc): New function.
3019 (pass_local_alloc): Add the gate function.
3021 * alias.c (value_addr_p, stack_addr_p): New functions.
3022 (nonoverlapping_memrefs_p): Use them for IRA.
3024 * common.opt (fira, fira-algorithm, fira-coalesce,
3025 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3026 fira-verbose): New options.
3028 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3029 move_cost, may_move_in_cost, may_move_out_cost): Make the
3031 (move_table): Remove typedef.
3032 (init_move_cost): Make it external.
3033 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3036 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3037 setup_reg_classes): New function prototypes.
3038 (eliminable_regset): New external variable declaration.
3039 (build_insn_chain, update_equiv_regs): New function prototypes.
3041 * Makefile.in (IRA_INT_H): New definition.
3042 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3043 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3044 (reload1.o, toplev.o): Add dependence on ira.h.
3045 (cfgloopanal.o): Add PARAMS_H.
3046 (caller-save.o): Add dependence on output.h and ira.h.
3047 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3048 ira-emit.o, ira-lives.o): New entries.
3050 * passes.c (pass_ira): New pass.
3052 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3054 * reload1.c (ira.h): Include the header.
3055 (changed_allocation_pseudos): New bitmap.
3056 (init_reload): Initiate the bitmap.
3057 (compute_use_by_pseudos): Permits spilled registers in FROM.
3058 (temp_pseudo_reg_arr): New variable.
3059 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3060 IRA. Call alter_reg with the additional parameter. Don't clear
3061 spilled_pseudos for IRA. Restore original insn chain for IRA.
3062 Clear changed_allocation_pseudos at the end of reload.
3063 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3064 (hard_regno_to_pseudo_regno): New variable.
3065 (count_pseudo): Check spilled pseudos. Set up
3066 hard_regno_to_pseudo_regno.
3067 (count_spilled_pseudo): Check spilled pseudos. Update
3068 hard_regno_to_pseudo_regno.
3069 (find_reg): Use better_spill_reload_regno_p. Check
3070 hard_regno_to_pseudo_regno.
3071 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3073 (eliminate_regs_1): Use additional parameter for alter_reg.
3074 (finish_spills): Set up pseudo_previous_regs only for spilled
3075 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3076 more arguments. Don't clear live_throughout and dead_or_set for
3077 spilled pseudos. Use additional parameter for alter_reg. Call
3078 mark_allocation_change. Set up changed_allocation_pseudos.
3079 Remove sanity check.
3080 (emit_input_reload_insns, delete_output_reload): Use additional
3081 parameter for alter_reg. Call mark_allocation_change.
3082 (substitute, gen_reload_chain_without_interm_reg_p): New
3084 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3086 * testsuite/gcc.dg/20080410-1.c: New file.
3088 * config/s390/s390.h (IRA_COVER_CLASSES,
3089 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3091 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3093 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3095 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3097 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3099 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3101 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3103 2008-08-24 Jeff Law <law@redhat.com>
3104 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3105 when ignoring unavailable registers.
3107 2008-08-24 Jeff Law <law@redhat.com>
3108 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3109 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3110 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3111 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3113 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3114 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3116 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3117 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3118 * reload1.c (find_reg): Process registers in register allocation order.
3120 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3121 * toplev.c (backend_init_target): Move ira_init call from
3123 (lang_dependent_init_target): ...to here.
3125 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3126 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3127 calculate memory move costs for NO_REGS.
3129 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3130 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3131 STACK_REGS is defined.
3133 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3134 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3136 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3137 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3139 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3140 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3141 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3144 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3145 Dorit Nuzman <dorit@il.ibm.com>
3147 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3148 vec_extract_evenv4sf, vec_extract_evenv8hi,
3149 vec_extract_evenv16qi, vec_extract_oddv4si,
3150 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3151 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3152 vec_interleave_highv4si, vec_interleave_lowv4si,
3153 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3154 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3155 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3157 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3160 * config/rs6000/rs6000.c (optimization_options): Don't default to
3161 section anchors without toplevel reorder.
3163 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3165 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3166 (mfc_end_critical_section): Likewise.
3168 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3170 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3171 all type qualifiers from element type to vector type.
3173 2008-08-25 David Daney <ddaney@avtrex.com>
3175 * config/mips/mips.md (immediate_insn): Move up in file, fix
3176 comment typo, reformat.
3177 (fetchop_bit, atomic_hiqi_op memory_barrier,
3178 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3179 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3180 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3181 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3182 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3183 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3184 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3185 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3186 sync_old_nand<mode>, sync_new_nand<mode>,
3187 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3188 test_and_set_12): Moved to sync.md.
3190 * config/mips/sync.md: New file.
3192 2008-08-25 Richard Henderson <rth@redhat.com>
3194 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3195 (regsave): Likewise.
3196 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3197 (output_cfi_directive): Likewise.
3198 (div_data_align): New.
3199 (output_cfi): Use it.
3201 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3203 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3204 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3205 (TARGET_OCTEON): New macro.
3206 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3207 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3208 (ISA_HAS_POP): New macro.
3209 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3211 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3213 * config/mips/mips.md (cpu): Add octeon.
3214 (type): Add pop attribute value.
3215 (popcount<mode>2): New pattern.
3216 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3218 2008-08-24 Jan Hubicka <jh@suse.cz>
3220 * doc/invoke.texi (-fipa-cp-clone): New option.
3221 (-fipa-cp): Update docs.
3222 (--param ipcp-unit-growth):New.
3223 * ipa-cp.c: Include fibheap.h, params.h
3224 (ipcp_initialize_node_lattices): When not cloning, all externally
3225 visible functions are bottom.
3226 (ipcp_need_redirect_p): Accept clones.
3227 (ipcp_insert_stage): Use cost driven heuristics.
3228 (max_count, dead_nodes): New static vars.
3229 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3230 ipcp_const_param_count): New functions.
3231 * common.opt (ipa-cp-clone): New command line option.
3232 * params.def (ipcp-unit-growth): New.
3234 2008-08-24 Jan Hubicka <jh@suse.cz>
3236 * tree-inline.c (tree_function_versioning): Look harder
3237 for referenced vars.
3239 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3241 PR tree-optimization/37185
3242 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3244 2008-08-23 Jan Hubicka <jh@suse.cz>
3246 * ipa-cp.c (ipcp_analyze_node): New function.
3247 (ipcp_update_cloned_node): Use it.
3248 (ipcp_init_stage): Likewise.
3249 * ipa-inline.c (function_insertion_hook_holder): New static var.
3250 (analyze_function): Break out from ....
3251 (inline_generate_summary): Here; register insertion hook.
3252 (cgraph_decide_inlining): Remove hook.
3253 (add_new_function): New function.
3255 2008-08-23 Jan Hubicka <jh@suse.cz>
3257 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3259 2008-08-23 Jan Hubicka <jh@suse.cz>
3261 * ipa-cp.c (constant_val_insert): Remove.
3262 (ipcp_propagate_one_const): Remove.
3263 (ipcp_create_replace_map): Always insert replacements to the map.
3264 (ipcp_insert_stage): Do not try to insert statements by hand.
3265 * tree-inline.c (insert_init_stmt): Break out from ...
3266 (setup_one_parameter): ... here; allow NULL BB pointer.
3267 (tree_function_versioning): Use setup_one_parameter to process
3270 2008-08-23 Jan Hubicka <jh@suse.cz>
3272 * tree.c (decl_address_ip_invariant_p): New function.
3273 * tree.h (decl_address_ip_invariant_p): Declare.
3274 * gimple.c (strip_invariant_refs): Break out from ...
3275 (is_gimple_invariant_address): ... here
3276 (is_gimple_ip_invariant_address): New function.
3277 (is_gimple_ip_invariant): New function.
3278 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3281 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3282 (ipcp_lat_is_insertable): All constants are insertable.
3283 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3284 IPA_CONST_VALUE_REF.
3285 (ipcp_initialize_node_lattices): Propagate all types of operands.
3286 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3287 (ipcp_create_replace_map): Reformat.
3288 (ipcp_need_redirect_p): Simplify.
3289 (ipcp_insert_stage): Check that argument is used before clonning.
3290 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3291 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3292 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3293 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3294 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3295 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3296 * tree-inline.c (tree_function_versioning): Add variables referenced by
3299 2008-08-23 Jan Hubicka <jh@suse.cz>
3302 * i386.c (standard_80387_constant_p): Use optimize_size.
3304 2008-08-23 Ira Rosen <irar@il.ibm.com>
3306 PR tree-optimization/37161
3307 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3308 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3309 (vect_determine_vectorization_factor): Move the scalar type
3310 retrieval to vect_get_smallest_scalar_type.
3311 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3312 scalar type. Remove redundant computation.
3313 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3314 (vect_get_slp_defs): Take the type of RHS into account if
3315 necessary by calling vect_get_smallest_scalar_type. Call
3316 vect_get_constant_vectors with additional argument.
3318 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3321 * doc/invoke.texi (Wwrite-strings): Clarify description.
3323 2008-08-23 Ira Rosen <irar@il.ibm.com>
3325 PR tree-optimization/37174
3326 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3327 def stmt is a part of the loop before accessing its stmt_vec_info.
3329 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3332 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3333 (*swap): New insn pattern.
3334 (*ashlqi3): Rename from ashlqi3 insn pattern.
3335 (ashlqi3): New expanders.
3336 (*lshrqi3): Rename from lshrqi3 insn pattern.
3337 (lshrqi3): New expanders.
3338 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3339 lshrqi3_const5, lshrqi3_const6): New splitters.
3340 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3341 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3344 2008-08-22 Richard Guenther <rguenther@suse.de>
3346 PR tree-optimization/37078
3347 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3348 [+INF, +INF] ranges.
3350 2008-08-22 Richard Guenther <rguenther@suse.de>
3352 PR tree-optimization/37143
3353 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3354 a conversion statement instead of a copy.
3356 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3359 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3360 CCCmode, CCOmode and CCSmode destination modes.
3363 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3364 from different units in a single alternative.
3365 (*vec_extractv2sf_1): Ditto.
3366 (*vec_extractv2si_0): Ditto.
3367 (*vec_extractv2si_1): Ditto.
3368 * config/i386/sse.md (sse2_storehpd): Ditto.
3369 (sse2_storelpd): Ditto.
3370 (sse2_loadhpd): Ditto.
3371 (sse2_loadlpd): Ditto.
3374 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3375 (popcountsi2): Ditto.
3376 (clzdi2_abm): Ditto.
3377 (popcountdi2): Ditto.
3378 (clzhi2_abm): Ditto.
3379 (popcounthi2): Ditto.
3381 2008-08-22 Richard Guenther <rguenther@suse.de>
3385 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3386 if the multiplication does not overflow.
3388 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3390 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3392 2008-08-21 Richard Henderson <rth@redhat.com>
3394 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3395 spurrious comma from test.
3396 * configure: Rebuild.
3398 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3401 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3404 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3406 * c-tree.h (grokfield): New argument.
3407 * c-decl.c (grokfield): Handle new location argument.
3408 * c-parser.c (c_parser_struct_declaration): Pass location to
3411 2008-08-21 Richard Guenther <rguenther@suse.de>
3413 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3415 2008-08-21 Jan Hubicka <jh@suse.cz>
3417 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3418 (cgraph_add_function_insertion_hook,
3419 cgraph_remove_function_insertion_hook,
3420 cgraph_call_function_insertion_hooks): New functions.
3421 * cgraph.h (cgraph_add_function_insertion_hook,
3422 cgraph_remove_function_insertion_hook,
3423 cgraph_call_function_insertion_hooks): Declare.
3424 * ipa-reference.c (function_insertion_hook_holder): New variable.
3425 (check_operand, look_for_address_of): When checking late, do not care
3426 about module bitmaps.
3427 (add_new_function): New function.
3428 (generate_summary): Register hooks; zero module bitmaps.
3429 (propagate): Unregister hooks.
3430 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3431 (add_new_function): New function.
3432 (generate_summary): Register hook.
3433 (propagate): Remove hook.
3435 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3437 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3438 * ipa-cp.c (ipcp_update_cloned_node): New function.
3439 (build_const_val): Handle functions correctly; bring type logic
3440 into sync with tree-inline.c
3441 (ipcp_init_stage): Take care of computing stuff needed by
3442 indirect inlining; update clones.
3443 (ipcp_generate_summary): Break out of ipcp_driver.
3444 (ipcp_driver): Do only execution and transformation.
3445 (pass_ipa_cp): Make IPA_PASS.
3446 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3448 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3449 ipcp, some info is already available.
3450 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3451 * tree-inline.c (remap_ssa_name): Unshare expression.
3453 2008-08-21 Richard Guenther <rguenther@suse.de>
3455 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3456 a PHI ask VN if it is already available.
3457 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3458 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3460 2008-08-21 Richard Guenther <rguenther@suse.de>
3463 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3464 makes sure to produce a result of the correct type.
3466 2008-08-21 Jan Hubicka <jh@suse.cz>
3467 Backport from LTO branch:
3469 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3470 Jan Hubicka <jh@suse.cz>
3473 (init_state, finish_state, set_function_state, generate_summary):
3475 (scan_stmt): Renamed from scan_function. Changed to keep state in
3476 local static vars rather than cgraph aux field.
3477 (propagate): Renamed from static_execute. Changed to keep state in
3478 local static vars rather than cgraph aux field.
3479 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3480 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3482 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3484 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3485 * ipa-reference.c (init_function_info, generate_summary,
3486 propagate): New functions.
3487 (analyze_function): Call init_function_info.
3488 (static_execute): Stripped into generate_summary and propagate.
3489 (pass_ipa_reference): Made into ipa_opt_pass.
3491 2008-08-21 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/37181
3494 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3496 (extract_range_from_unary_expr): Likewise.
3498 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3500 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3502 * toplev.h (pedwarn_at): Likewise.
3503 * builtins.c: Update all calls to pedwarn.
3504 * c-lex.c: Likewise.
3505 * toplev.c: Likewise.
3506 * c-tree.h: Likewise.
3507 * c-decl.c: Likewise.
3508 * c-errors.c: Likewise.
3509 * c-typeck.c: Likewise.
3510 * c-common.c: Likewise.
3511 * c-parser.c: Likewise.
3513 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3516 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3517 with MODE_VECTOR_INT mode.
3519 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3522 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3523 initialized outside the current module.
3524 (warn_uninitialized_var): Ignore left-hand side when walking the
3525 trees. Ignore address expressions. Examine VUSE operands in gimple
3526 statements with a variable declaration on the right-hand side.
3528 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3531 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3533 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3536 * c-common.c (conversion_warning): Do not warn if applying bit-and
3537 operator to unsigned constant that fits in the target type.
3539 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3542 * c-common.c (conversion_warning): Do not warn for artificial
3545 2008-08-20 Richard Guenther <rguenther@suse.de>
3547 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3548 (extract_range_from_binary_expr): Fall back to constant propagation.
3549 (extract_range_from_unary_expr): Likewise.
3551 2008-08-20 Richard Guenther <rguenther@suse.de>
3553 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3554 with TREE_THIS_VOLATILE on shared nodes.
3555 (fold_stmt_r): Likewise.
3557 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3560 * c-parser.c (c_parser_attributes): For keywords use canonical
3561 spelling for attr_name.
3563 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3565 * value-prof.c (check_counter): Revert wrong call to error.
3567 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3569 * profile.c: Update calls to inform.
3570 * value-prof.c: Update calls to inform.
3572 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3574 * diagnostic.c (inform): Add an explicit location_t parameter.
3575 * toplev.h (inform): Update declaration.
3576 * builtins.c: Update all calls to inform.
3577 * c-common.c: Likewise.
3578 * c-decl.c: Likewise.
3579 * c-opts.c: Likewise.
3580 * c-pch.c: Likewise.
3581 * c-pragma.c: Likewise.
3582 * c-typeck.c: Likewise.
3583 * coverage.c: Likewise.
3585 * toplev.c: Likewise.
3586 * tree-cfg.c: Likewise.
3587 * tree-ssa.c: Likewise.
3589 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3592 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3593 V2DI mode, for SSE4.1, use movq instead of vector set if the
3594 second element is zero and inter-unit moves are OK.
3596 2008-08-20 Richard Guenther <rguenther@suse.de>
3598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3599 properly handle conversion/copy chains after tuplification.
3601 2008-08-20 Richard Guenther <rguenther@suse.de>
3603 * passes.c (init_optimization_passes): Move the second
3604 forwprop pass before alias computation. Remove the second
3605 DCE pass. Remove the first dominator and phi copy/const
3608 2008-08-20 Nick Clifton <nickc@redhat.com>
3610 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3611 support of this feature. Do not assume that a sufficiently new
3612 assembler will support the feature regardless of the target type.
3613 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3614 * configure: Regenerate.
3616 2008-08-20 Richard Guenther <rguenther@suse.de>
3618 * tree-vrp.c (found_in_subgraph): Remove.
3619 (live): New global static.
3620 (live_on_edge): New function.
3621 (blocks_visited): Remove.
3622 (register_edge_assert_for_2): Use live_on_edge.
3623 (find_conditional_asserts): Remove code dealing with
3624 found_in_subgraph. Do not walk the CFG.
3625 (find_switch_asserts): Likewise.
3626 (find_assert_locations_1): Renamed from find_assert_locations.
3627 Move finding assert locations for conditional and switch
3628 statements first. Update live bitmap. Do not walk the CFG.
3629 (find_assert_locations): New function.
3630 (insert_range_assertions): Remove entry of CFG walk.
3631 Adjust call to find_assert_locations.
3632 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3633 that only can appear because of fake exit edges but assert we
3634 never try to insert on those.
3635 (fini_pre): Do not remove fake exit edges here...
3636 (execute_pre): ...but here, before committing edge inserts.
3638 2008-08-19 Richard Guenther <rguenther@suse.de>
3640 * passes.c (init_optimization_passes): Exchange store-ccp
3643 2008-08-19 Rafael Espíndola <espindola@google.com>
3645 * varasm.c (weak_decls): Move earlier in the file.
3646 (assemble_external): Add weak decls to the weak_decls list.
3647 (declare_weak): Don't add decls to the weak_decls list.
3649 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3652 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3653 before (sse2_shufpd_<mode>).
3655 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3658 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3659 * tree.c (block_nonartificial_location): Likewise.
3661 2008-08-19 Richard Guenther <rguenther@suse.de>
3663 PR tree-optimization/35972
3664 PR tree-optimization/23094
3665 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3667 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3668 handle MISALIGNED_INDIRECT_REF.
3669 (get_ref_from_reference_ops): New helper.
3670 (vn_reference_lookup_pieces): Walk the use-def chain using the
3671 alias-oracle if requested.
3672 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3673 walking the use-def chain.
3674 (compute_avail): But not here.
3675 (create_component_ref_by_pieces_1): Properly handle
3676 MISALIGNED_INDIRECT_REF.
3677 (do_regular_insertion): Handle fully redundant
3678 expressions after PHI-translation also for SSA_NAME values, not
3679 only constants. Correctly use edoubleprime for that.
3681 2008-08-19 Ira Rosen <irar@il.ibm.com>
3683 * tree-vectorizer.c (supportable_widening_operation): Support
3684 multi-step conversion, return the number of steps in such conversion
3685 and the required intermediate types.
3686 (supportable_narrowing_operation): Likewise.
3687 * tree-vectorizer.h (vect_pow2): New function.
3688 (supportable_widening_operation): Change argument types.
3689 (supportable_narrowing_operation): Likewise.
3690 (vectorizable_type_promotion): Add an argument.
3691 (vectorizable_type_demotion): Likewise.
3692 * tree-vect-analyze.c (vect_analyze_operations): Call
3693 vectorizable_type_promotion and vectorizable_type_demotion with
3694 additional argument.
3695 (vect_get_and_check_slp_defs): Detect patterns.
3696 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3698 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3699 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3700 according to the smallest type in the loop.
3701 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3702 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3703 supportable_widening_operation with correct arguments.
3704 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3705 operands lists according to the number of vector statements in left
3706 or right node, if exists.
3707 (vect_gen_widened_results_half): Remove unused argument.
3708 (vectorizable_conversion): Call supportable_widening_operation,
3709 supportable_narrowing_operation, and vect_gen_widened_results_half
3710 with correct arguments.
3711 (vectorizable_assignment): Change documentation, support multiple
3713 (vectorizable_operation): Likewise.
3714 (vect_get_loop_based_defs): New function.
3715 (vect_create_vectorized_demotion_stmts): Likewise.
3716 (vectorizable_type_demotion): Support loop-aware SLP and general
3717 multi-step conversion. Call vect_get_loop_based_defs and
3718 vect_create_vectorized_demotion_stmts for transformation.
3719 (vect_create_vectorized_promotion_stmts): New function.
3720 (vectorizable_type_promotion): Support loop-aware SLP and general
3721 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3723 (vectorizable_store): Change documentation, support multiple
3725 (vectorizable_load): Likewise.
3726 (vect_transform_stmt): Pass SLP_NODE to
3727 vectorizable_type_promotion and vectorizable_type_demotion.
3728 (vect_schedule_slp_instance): Move here the calculation of number
3729 of vectorized statements for each node from...
3730 (vect_schedule_slp): ... here.
3731 (vect_transform_loop): Call vect_schedule_slp without the last
3734 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3737 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3738 to == in assert statement.
3739 (vectorizable_reduction): Fix typo.
3741 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3744 * value-prof.c (check_counter): Dereference pointer to overall
3745 count when printing it.
3747 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3749 * profile.h: Really add it.
3751 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3753 * mcf.c: Really add it.
3755 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3756 Vinodha Ramasamy <vinodha@google.com>
3758 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3760 * value-prof.c (check_counter): Fix the counter if
3761 flag_profile_correction is true.
3762 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3763 tree_mod_subtract_transform):
3764 Follow check_counter parameter change.
3765 * common.opt (fprofile-correction): New option.
3767 * profile.h: Likewise.
3768 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3769 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3770 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3772 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3773 flag_profile_correction is set.
3775 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3777 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3779 2008-08-18 Tomas Bily <tbily@suse.cz>
3781 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3782 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3784 * tree-data-ref.c (split_constant_offset_1): Likewise.
3785 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3786 * tree-sra.c (sra_walk_expr): Likewise.
3787 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3788 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3789 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3790 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3792 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3793 * tree-vect-transform.c (vectorizable_type_demotion)
3794 (vectorizable_type_promotion): Likewise.
3795 * tree-inline.c (expand_call_inline):
3796 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3797 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3798 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3799 * expr.c (expand_expr_real_1): Likewise.
3800 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3801 (gimple_assign_unary_useless_conversion_p): Likewise.
3802 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3803 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3804 * fold-const.c (fold_unary): Likewise.
3805 * tree.h (CONVERT_EXPR_P): Likewise.
3806 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3807 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3809 (register_edge_assert_for_2, extract_range_from_unary_expr)
3810 (register_edge_assert_for_1): Likewise.
3812 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3814 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3815 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3816 (enum real_value_const): Delete.
3817 (get_real_const): Delete.
3818 * real.c (get_real_const): Delete.
3819 (dconst_e_ptr): Define.
3820 (dconst_third_ptr): Define.
3821 (dconst_sqrt2_ptr): Define.
3822 * builtins.c: Update all callers.
3824 2008-08-18 Richard Guenther <rguenther@suse.de>
3826 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3827 statement iterator after statement removal.
3829 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3831 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3832 (detect_processor_freebsd): Likewise.
3833 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3835 2008-08-18 Richard Guenther <rguenther@suse.de>
3837 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3838 and loads have the correct types.
3840 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3843 * c-opts.c (cpp_opts): Remove static.
3844 * c-parser.c (cpp_opts): Declare it extern.
3845 (disable_extension_diagnostics): Handle cpp options.
3846 (enable_extension_diagnostics): Likewise.
3848 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3850 * diagnostics.c (permerror_at): Rename as permerror.
3851 (permerror): Delete.
3852 * toplev.h: Likewise.
3854 2008-08-18 Richard Guenther <rguenther@suse.de>
3856 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3857 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3858 Move call_cdce before build_alias. Move copyrename2,
3859 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3860 right after final inlining.
3861 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3862 (pass_build_cfg): But instead via TODO_dump_func.
3864 2008-08-18 Richard Guenther <rguenther@suse.de>
3866 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3868 (scalarize_init): If we failed to generate some initializers
3869 do not generate zeros for not instantiated members. Instead
3870 rely on the copy out.
3871 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3872 about missing flow-sensitive alias info only if we have
3875 2008-08-17 Nick Clifton <nickc@redhat.com>
3877 * doc/extend.texi (Function Attributes): Fix typo in description
3878 if hot function attribute.
3880 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3881 Richard Sandiford <rdsandiford@googlemail.com>
3883 * doc/install.texi (--with-mips-plt): Document.
3884 * doc/invoke.texi (-mplt, -mno-plt): Document.
3885 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3886 and handle ${with_mips_plt}.
3887 * config/mips/mips.opt (mplt): New option.
3888 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3889 (TARGET_ABICALLS_PIC2): Likewise.
3890 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3891 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3892 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3893 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3894 to decide whether to output ".option picX" directives.
3895 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3896 Pass -call_nonpic rather than -KPIC for -mplt.
3897 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3898 on the command line. Also remove it when -mabi=64 is used without
3900 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3901 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3902 TARGET_ABICALLS_PIC0.
3903 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3905 (mips16_build_function_stub): Only output ".option pic" directives
3906 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3907 (mips16_build_call_stub): Fix comment and remove redundant
3908 ".set at"/"set .noat" directives.
3909 (mips_function_rodata_section): Use the default behaviour for
3910 TARGET_ABSOLUTE_ABICALLS.
3911 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3912 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3913 (mips_restore_gp): Do nothing if the current function doesn't use
3915 (mips_expand_prologue): Only save $gp if the current function uses it.
3916 Use a normal move for TARGET_ABICALLS_PIC0.
3917 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3919 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3921 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3922 of function when handling GLOBAL_POINTER_REGNUM.
3924 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3927 * common.opt (-fstack-check): Do not declare the variable here.
3928 (-fstack-check=): New option variant.
3929 * doc/invoke.texi (Code Gen Options): Document it.
3930 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3931 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3932 (STACK_CHECK_STATIC_BUILTIN): New macro.
3933 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3934 * opts.c: Include expr.h.
3935 (common_handle_option) <OPT_fold_stack_check_>: New case.
3936 <OPT_fstack_check>: Likewise.
3937 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3938 consistently in the test for variable-sized types. Adjust for
3939 new behaviour of flag_stack_check.
3940 * explow.c: Include except.h.
3941 (allocate_dynamic_stack_space): Do not take into account
3942 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3943 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3944 for variable-sized parameters. Treat all parameters whose size is
3945 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3946 stack checking is enabled.
3947 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3948 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3949 if generic stack checking is enabled.
3950 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3951 * reload1.c (reload): Likewise.
3952 * stmt.c (expand_decl): Assert that all automatic variables have
3953 fixed size at this point and remove dead code.
3954 * flags.h (stack_check_type): New enumeration type.
3955 (flag_stack_check): Declare.
3956 * toplev.c (flag_stack_check): New global variable.
3957 * Makefile.in (opts.o): Add dependency on EXPR_H.
3958 (explow.o): Add dependency on except.h.
3960 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3962 * config/avr/avr.c (avr_override_options): Reduce value of
3963 PARAM_INLINE_CALL_COST.
3965 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3967 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3968 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3969 lieu of TYPE_MODE (type) throughout.
3971 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3973 * config/arm/arm.c (add_minipool_backward_ref): Check for
3974 8-byte-aligned entries in second case of forcing insertion after a
3975 particular entry. Change third case to avoid inserting
3976 non-8-byte-aligned entries before 8-byte-aligned ones.
3978 2008-08-15 Richard Guenther <rguenther@suse.de>
3980 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3981 strip components for unknown size accesses.
3983 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3985 * config/s390/2097.md New file.
3986 * config/s390/s390.md ("z10prop" attribute): Define none,
3987 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3988 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3989 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3990 possible values and apply them to insns as appropriate.
3991 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3992 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3993 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3994 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3996 ("bfp" mode attribute): Removed. Every occurence replaced
3998 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3999 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4002 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4005 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4008 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4010 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4011 additional argument. Support reduction when duplication is needed due
4012 to data-types of different sizes in the loop.
4013 (get_initial_def_for_induction): Fix printout.
4014 (vect_get_vec_def_for_stmt_copy): Support case where the
4015 vec_stmt_for_operand is a phi node.
4016 (vectorizable_reduction): Support reduction when duplication is needed
4017 due to data-types of different sizes in the loop.
4018 (vectorizable_call): Remove restriction to not vectorize in case we
4019 have data-types of different sizes in the loop.
4020 (vectorizable_conversion): Likewise.
4021 (vectorizable_operation): Likewise.
4022 (vectorizable_type_demotion): Likewise.
4023 (vectorizable_type_promotion): Likewise.
4024 (vectorizable_induction): Add restriction to not vectorize in case
4025 we have data-types of different sizes in the loop.
4027 2008-08-14 Christophe Saout <christophe@saout.de>
4028 Uros Bizjak <ubizjak@gmail.com>
4031 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4032 (*vec_concatv2di_rex64_sse4_1): Ditto.
4033 (*vec_concatv2di_rex64_sse): Ditto.
4035 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4038 * fold-const.c (fold_widened_comparison): Do not allow
4039 sign changes that change the result even if shorter type
4040 is wider than arg1_unw's type.
4042 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4044 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4045 Skip if the multilib testing specifies -march that does not
4046 agree with the one specified in the testcase.
4048 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4050 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4051 zero extend SImode values being converted to TFmode before passing
4054 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4056 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4057 __PPU__ when targeting the Cell/B.E. PPU processor.
4059 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4061 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4062 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4063 Rematerialize the static chain, if any.
4064 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4067 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4069 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4070 (new_loc_descr): Likewise.
4071 (add_loc_descr): Likewise.
4072 (size_of_loc_descr): Likewise.
4073 (size_of_locs): Likewise.
4074 (output_loc_operands): Likewise.
4075 (output_loc_sequence): Likewise.
4076 (new_reg_loc_descr): New.
4077 (build_cfa_loc): Use it.
4078 (build_cfa_aligned_loc): Likewise.
4079 (one_reg_loc_descriptor): Likewise.
4080 (based_loc_descr): Likewise.
4082 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4085 * doc/invoke.texi (Wmain): Update.
4086 * c-decl.c (start_decl): warn_main is only 0 or 1.
4087 (start_function): Likewise. Fix formatting.
4088 (finish_function): Delete redundant warning.
4089 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4090 * c-opts (c_common_handle_option): -Wall only has effect if
4091 warn_main is uninitialized. OPT_Wmain is automatically
4092 handled. -pedantic also enables Wmain.
4093 (c_common_post_options): Handle all logic for Wmain here.
4094 * c-common.c (warn_main): Delete.
4095 (check_main_parameter_types): Make pedwarns conditional on
4097 * c-common.h (warn_main): Delete.
4099 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4102 * expr.c (emit_group_store): Allocate stack temp with the
4103 largest alignment when copying from register to stack.
4105 2008-08-13 Richard Guenther <rguenther@suse.de>
4107 * tree.h (maybe_fold_offset_to_address): Declare.
4108 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4109 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4110 Likewise for POINTER_PLUS_EXPR.
4111 (maybe_fold_offset_to_reference): Enable disabled code.
4112 (maybe_fold_offset_to_address): New function.
4113 (fold_stmt_r): Use it.
4114 (fold_gimple_assign): Likewise.
4115 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4116 (gimplify_expr): Likewise.
4118 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4120 * toplev.h (pedwarn_at): Fix declaration.
4122 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4124 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4125 LINK_SPEC): Use %R in -Y P argument.
4127 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4130 * diagnostic.c (pedwarn_at): New.
4131 * toplev.h (pedwarn_at): Declare.
4132 * c-tree.h (build_enumerator): Update declaration.
4133 * c-decl.c (finish_enum): Update comment.
4134 (build_enumerator): Take a location parameter. Give a pedwarn but do
4135 not perform any conversion.
4136 * c-parser.c (c_parser_enum_specifier): Set correct location for
4139 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4142 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4143 expressions except for conversions to signed:1 bitfields. Handle
4144 COND_EXPR with constant operands.
4146 2008-08-13 Richard Guenther <rguenther@suse.de>
4148 PR tree-optimization/15255
4149 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4150 (struct oecount_s): New struct and VEC types.
4152 (oecount_hash): New function.
4153 (oecount_eq): Likewise.
4154 (oecount_cmp): Likewise.
4155 (zero_one_operation): New function.
4156 (build_and_add_sum): Likewise.
4157 (undistribute_ops_list): Perform un-distribution of multiplication
4158 and division on the chain of summands.
4159 (should_break_up_subtract): Also break up subtracts for factors.
4160 (reassociate_bb): Delete dead visited statements.
4161 Call undistribute_ops_list. Re-sort and optimize if it did something.
4162 * passes.c (init_optimization_passes): Move DSE before
4164 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4167 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4169 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4171 * doc/invoke.texi: Revert unintended checkin.
4173 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4176 * gcc.c (include_spec_function): Tweak call to find_a_file.
4178 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4181 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4182 and TRUTH_ORIF_EXPR.
4183 * dojump.c (do_jump): Likewise.
4185 PR tree-optimization/37084
4186 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4187 if id->regimplify, don't assume stmt is a cast assignment.
4189 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4191 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4193 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4196 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4199 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4201 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4202 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4204 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4205 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4206 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4207 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4208 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4210 * doc/tm.texi (Storage Layout): Remove documentation for
4211 TARGET_FLOAT_FORMAT.
4213 * simplify-rtx.c (simplify_binary_operation_1): Replace
4214 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4216 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4218 * real.h (struct real_format): New member has_sign_dependent_rounding.
4219 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4220 spu_single_format, ieee_double_format, mips_double_format,
4221 motorola_double_format, ieee_extended_motorola_format,
4222 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4223 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4224 mips_extended_format, ieee_quad_format, mips_quad_format,
4225 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4226 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4228 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4229 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4230 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4231 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4232 (ROUND_TOWARDS_ZERO): Likewise.
4234 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4235 (FLOAT_MODE_FORMAT): New macro.
4236 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4237 (MODE_COMPOSITE_P): ... this new macro.
4238 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4239 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4240 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4242 * flags.h: Include "real.h".
4244 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4245 REAL_MODE_FORMAT_COMPOSITE_P.
4246 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4248 * doc/tm.texi (Storage Layout): Remove documentation of
4249 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4250 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4251 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4252 they only apply to libgcc2.a.
4254 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4256 * config/spu/float_disf.c: New file.
4257 * config/spu/float_unsdisf.c: New file.
4258 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4259 (LIB2FUNCS_EXCLUDE): Define.
4261 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4262 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4264 * real.h (struct real_format): New member round_towards_zero.
4265 * real.c (round_for_format): Respect fmt->round_towards_zero.
4266 (ieee_single_format, mips_single_format, motorola_single_format,
4267 spu_single_format, ieee_double_format, mips_double_format,
4268 motorola_double_format, ieee_extended_motorola_format,
4269 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4270 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4271 mips_extended_format, ieee_quad_format, mips_quad_format,
4272 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4273 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4275 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4276 real_format to choose rounding mode when calling MPFR functions.
4277 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4278 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4280 * real.h (real_to_decimal_for_mode): Add prototype.
4281 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4282 Respect target rounding mode when generating decimal representation.
4283 (real_to_decimal): New stub for backwards compatibility.
4284 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4285 real_to_decimal_for_mode instead of real_to_decimal.
4287 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4289 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4290 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4292 * real.c (spu_single_format): New variable.
4293 * real.h (spu_single_format): Declare.
4295 * config/spu/spu.c (spu_override_options): Install SFmode format.
4296 (spu_split_immediate): Use integer mode to operate on pieces of
4297 floating-point values in all cases.
4299 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4300 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4301 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4303 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4305 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4307 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4309 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4311 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4314 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4315 on the VAR_DECL instead of TYPE_READONLY on its type.
4317 2008-08-12 Ira Rosen <irar@il.ibm.com>
4319 * tree-vectorizer.c: Depend on langhooks.h.
4320 (supportable_widening_operation): Add two arguments. Support double
4322 (supportable_narrowing_operation): Likewise.
4323 * tree-vectorizer.h (supportable_widening_operation): Add two
4325 (supportable_narrowing_operation): Likewise.
4326 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4327 supportable_widening_operation with correct arguments.
4328 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4329 (vectorizable_type_demotion): Support double type conversions.
4330 (vectorizable_type_promotion): Likewise.
4331 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4333 2008-08-11 Michael Matz <matz@suse.de>
4335 * i386/i386.c (override_options): Move initialisation from
4336 flag_schedule_insns_after_reload to here from ...
4337 (optimization_options): ... here.
4339 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4341 PR rtl-optimization/36998
4342 * dwarf2out.c (compute_barrier_args_size_1,
4343 compute_barrier_args_size): Temporarily remove assertions.
4345 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4348 * tree-ssa.c (struct walk_data): Add new flag
4349 warn_possibly_uninitialized.
4350 (warn_uninitialized_var): Use it.
4351 (warn_uninitialized_vars): New.
4352 (execute_early_warn_uninitialized): Call it.
4353 (execute_late_warn_uninitialized): Likewise.
4355 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4358 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4361 2008-08-09 Jan Hubicka <jh@suse.cz>
4364 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4366 (expand_fix): Be prepared for expansion to fail.
4367 (expand_sfix_optab): Remove instructions if expansion failed.
4369 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4371 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4373 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4374 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4376 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4378 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4379 mips/t-libgcc-mips16 to tmake_file.
4380 * config/mips/mips-protos.h (mips_call_type): New enum.
4381 (mips_pic_base_register, mips_got_load): Declare.
4382 (mips_restore_gp): Take an rtx argument.
4383 (mips_use_pic_fn_addr_reg_p): Declare.
4384 (mips_expand_call): Replace the sibcall_p argument with
4385 a mips_call_type argument. Add a lazy_p parameter.
4386 (mips_split_call): Declare.
4387 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4388 (MIPS16_PIC_TEMP): Likewise.
4389 (reg_class): Delete M16_NA_REGS.
4390 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4391 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4392 (mips_split_hi_p): Declare.
4393 * config/mips/mips.c (mips_split_hi_p): New array.
4394 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4395 (mips_got_symbol_type_p): New function.
4396 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4397 (mips16_stub_function_p): New function.
4398 (mips16_local_function_p): Likewise.
4399 (mips_use_pic_fn_addr_reg_p): Likewise.
4400 (mips_cannot_force_const_mem): Return false for HIGHs.
4401 Extend CONST_INT and symbolic handling to MIPS16, using
4402 mips_symbol_insns to check that the base symbol type is a
4403 legitimate constant. Reject GOT-based constants if
4404 TARGET_MIPS16_PCREL_LOADS.
4405 (mips_const_insns): Check targetm.cannot_force_const_mem when
4406 decomposing a symbolic base and a large offset.
4407 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4408 When calling a function that needs $25 from MIPS16 code,
4409 move the target address into $25 separately and add a USE
4411 (mips16_gp_pseudo_reg): Insert the initializer immediately
4412 before the first real insn.
4413 (mips_pic_base_register, mips_got_load): New functions.
4414 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4415 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4416 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4417 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4418 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4419 also passing NULL_RTX rather than const0_rtx as the aux argument.
4420 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4421 instead of TARGET_EXPLICIT_RELOCS.
4422 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4423 (mips_load_call_address): Replace the sibcall_p argument with
4424 a mips_call_type argument. Use mips_got_load.
4425 (mips16_local_alias): New structure.
4426 (mips16_local_aliases): New variable.
4427 (mips16_local_aliases_hash): New function.
4428 (mips16_local_aliases_eq): Likewise.
4429 (mips16_local_alias): Likewise.
4430 (mips16_stub_function): Likewise.
4431 (mips16_build_function_stub): Create a local alias for the target
4432 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4433 .cpload directive and an R_MIPS_NONE relocation for the target
4434 function, then load the alias rather than the function itself.
4435 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4436 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4437 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4438 (mips16_build_call_stub): Replace the FN parameter with an
4439 FN_PTR parameter. Force the address into a register if it
4440 isn't a call_insn_operand; don't rely on the caller to do this.
4441 If a call to a locally-defined and locally-binding MIPS16
4442 function must be made indirectly, redirect the call to the
4443 function's local alias. Use mips16_stub_function_p,
4444 mips16_stub_function, mips_expand_call and use_reg.
4445 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4446 Use explicit %hi and %lo accesses where possible.
4447 Use MIPS_CALL to generate the correct code form of a
4448 jal instruction. Add clobbers of $18 instead of uses.
4449 Update the call to mips_emit_call_insn.
4450 (mips_expand_call): Replace the SIBCALL_P argument with a
4451 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4452 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4453 allowing it to modify the call address. Update the calls to
4454 mips_load_call_address and mips_emit_call_insn.
4455 (mips_split_call): New function.
4456 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4457 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4458 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4459 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4460 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4462 (mips_cprestore_slot): New function.
4463 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4464 and use mips_cprestore_slot.
4465 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4467 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4468 then use a copygp_mips16 instruction to set up $28.
4469 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4470 (mips16_lay_out_constants): Call split_all_insns_noflow.
4471 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4472 false if TARGET_MIPS16.
4473 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4474 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4475 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4476 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4477 MIPS16 code. Allow MIPS16 o32 PIC.
4478 (mips_override_options): Allow MIPS16 o32 PIC.
4479 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4480 after reload if TARGET_USE_GOT.
4481 (UNSPEC_COPYGP): New constant.
4482 (length): Use a default length of 8 for MIPS16 GOT loads.
4483 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4484 (*got_page<mode>): Check mips_split_hi_p.
4485 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4486 (unspec_got<mode>, unspec_call<mode>): New expanders.
4487 (load_got<mode>, load_call<mode>): Remove the length attributes.
4488 Use a got attribute instead of a type attribute.
4489 (copygp_mips16): New insn.
4490 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4491 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4492 (sibcall, sibcall_value, call, call_value): Update the calls
4493 to mips_expand_call.
4494 (call_internal, call_value_internal): Use mips_split_call.
4495 (call_value_multiple_internal): Likewise.
4496 (call_split): Move after call_internal (the insn it is split from).
4497 (call_internal_direct, call_value_internal_direct): Turn into
4498 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4499 (call_direct_split, call_value_direct_split): New patterns.
4500 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4501 and use M16_REGS instead of M16_NA_REGS.
4502 * config/mips/predicates.md (const_call_insn_operand): Replace
4503 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4504 mips_use_pic_fn_addr_reg_p check.
4505 (move_operand): Reject HIGHs if mips_split_hi_p.
4506 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4507 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4508 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4509 * config/mips/libgcc-mips16.ver: New file.
4510 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4511 $(srcdir)/config/mips/libgcc-mips16.ver.
4513 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4515 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4516 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4517 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4518 (mips16_cfun_returns_in_fpr_p): Likewise.
4520 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4522 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4523 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4524 rather than 4 to PC.
4526 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4528 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4529 (FUNCTION_PROFILER): Save the static chain pointer into $2
4530 beforehand and restore it aftewards.
4531 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4532 address directly into $25 and call the function through $25;
4533 do not clobber $3. Pad the DImode version to cover the space
4534 left by the deleted $25 <- $3 move.
4535 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4536 the removal of the $25 <- $3 move.
4537 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4538 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4540 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4541 Daniel Jacobowitz <dan@codesourcery.com>
4543 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4544 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4545 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4546 * config/mips/mips.c (mips_start_function_definition): New function.
4547 (mips_end_function_definition): Likewise.
4548 (mips_output_function_prologue): Use mips_start_function_definition.
4549 (mips_output_function_epilogue): Use mips_end_function_definition.
4550 (build_mips16_function_stub): Use mips_start_function_definition
4551 and mips_end_function_definition.
4552 (build_mips16_call_stub): Likewise.
4554 2008-08-09 Richard Guenther <rguenther@suse.de>
4556 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4557 * gimple.h (gimple_call_fn): Adjust comment.
4558 (gimple_call_set_fndecl): New function.
4559 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4560 longer having bare FUNCTION_DECL operand.
4561 (gimple_call_return_type): Likewise.
4562 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4564 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4565 (gimple_mod_pow2): Likewise.
4566 (gimple_mod_subtract): Likewise.
4567 (gimple_ic): Likewise.
4568 (gimple_stringop_fixed_value): Likewise.
4569 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4570 longer having bare FUNCTION_DECL operand.
4571 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4572 * omp-low.c (optimize_omp_library_calls): Likewise.
4573 * cgraphunit.c (update_call_expr): Likewise.
4574 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4575 (execute_convert_to_rsqrt): Likewise.
4576 * cfgexpand.c (gimple_to_tree): Simplify.
4577 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4578 bare FUNCTION_DECL operand.
4579 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4580 (convert_gimple_call): Use gimple_call_fndecl.
4581 * c-common.c (c_warn_unused_result): Likewise.
4583 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4586 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4587 (c_finish_return): Likewise.
4588 (c_start_case): Likewise.
4589 * c-common.c (warn_for_collisions_1): Use explicit location in
4591 * c-parser.c (c_parser_condition): New. Call
4592 verify_sequence_points.
4593 (c_parser_paren_condition): Call c_parser_condition.
4594 (c_parser_for_statement): Call c_parser_condition.
4596 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4599 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4600 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4601 Moved from diagnostic.h
4602 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4604 (emit_diagnostic): New.
4605 (warning0, pedwarn0): Delete.
4606 (warning, warning_at, pedwarn, permerror): Return bool.
4607 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4608 Moved to diagnostic.c.
4609 (struct diagnostic_context): Use correct type for
4610 classify_diagnostic.
4611 (diagnostic_report_diagnostic): Update declaration.
4612 (emit_diagnostic): Declare.
4613 * errors.c (warning): Return bool.
4614 * errors.h (warning): Update declaration.
4615 * toplev.h (warning0, pedwarn0): Delete.
4616 (warning, warning_at, pedwarn, permerror): Return bool.
4617 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4618 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4619 inform. Update all calls.
4620 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4621 before giving informative note.
4622 (implicit_decl_warning): Likewise.
4623 * c-typeck.c (build_function_call): Likewise.
4624 * tree-sssa.c (warn_uninit): Likewise.
4625 * builtins.c (gimplify_va_arg_expr): Likewise.
4627 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4630 * doc/invoke.texi (-Wextra): Move warning from here...
4631 (-Wuninitialized): ... to here.
4633 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4636 * flags.h (set_Wunused): Delete
4637 * toplev.c (process_options): Handle Wunused flags here.
4638 * opts.c (maybe_warn_unused_parameter): Delete.
4639 (common_handle_option): Replace set_Wunused by warn_unused.
4640 (set_Wextra): Do not handle Wunused-parameter here.
4641 (set_Wunused): Delete.
4642 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4644 * common.opt (Wunused): Add Var and Init.
4645 (Wunused-function): Likewise.
4646 (Wunused-label): Likewise.
4647 (Wunused-parameter): Likewise.
4648 (Wunused-value): Likewise.
4649 (Wunused-variable): Likewise.
4651 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4653 * doc/invoke.texi: Add cpu_type power7.
4654 * config.in (HAVE_AS_VSX): New.
4655 * config.gcc: Add cpu_type power7.
4656 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4658 * configure: Regenerate.
4659 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4661 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4662 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4663 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4665 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4667 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4668 type to vectorize.builtin_conversion.
4669 (vectorizable_conversion): Likewise.
4670 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4671 integral type as input.
4672 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4674 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4675 and ALTIVEC_BUILTIN_VCTSXS.
4676 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4679 2008-08-08 Richard Guenther <rguenther@suse.de>
4681 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4682 (surely_varying_stmt_p): Calls are varying only if they are
4683 non-builtin and not indirect or have no result.
4684 (ccp_fold): Re-instantiate code before the tuples merge.
4686 2008-08-08 Richard Guenther <rguenther@suse.de>
4688 PR tree-optimization/37056
4689 * gimple.h (gimple_assign_rhs_class): New helper function.
4690 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4691 unary operations properly.
4693 2008-08-07 Jan Hubicka <jh@suse.cz>
4695 * i386.h (ix86_size_cost): Declare.
4696 (ix86_cur_cost): New function macro.
4697 * i386.md (peepholes expanding size and splitters): Predicate by
4698 optimize_insn_for_speed_p.
4699 (peepholes reduce size and splitters): Predicate by
4700 optimize_insn_for_size_p.
4701 * i386.c (ix86_size_cost): Rename from ...
4702 (size_cost): This one.
4703 (override_options): Update.
4704 (decide_alg): Likewise.
4705 (ix86_expand_clear): Use RTL profile.
4706 (ix86_pad_returns): Use RTL profile.
4708 2008-08-07 Jan Hubicka <jh@suse.cz>
4710 * recog.c (split_all_insns): Set RTL profile
4711 (peephole2_optimize): Likewise.
4712 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4713 * combine.c (combine_instructions): Likewise.
4715 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4717 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4719 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4721 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4722 value in a6 after the set_frame_ptr insn.
4724 2008-08-07 Richard Henderson <rth@redhat.com>
4727 * gcc.c (cpp_options): Pass along -g*.
4729 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4731 * config/arm/arm.c (output_move_neon): Update comment describing
4732 big-endian vector layout.
4733 (arm_assemble_integer): Do not handle big-endian NEON vectors
4735 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4736 neon_vget_lane<mode>_sext_internal,
4737 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4738 element indices for big-endian.
4740 2008-08-07 Richard Henderson <rth@redhat.com>
4742 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4743 * configure, config.in: Rebuild.
4744 * debug.h (dwarf2out_do_cfi_asm): Declare.
4745 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4746 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4747 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4748 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4750 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4752 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4753 movv2si_internal): Combine into mov<mode>_internal.
4754 (movv2si_internal_2): Remove.
4756 2008-08-07 Jan Hubicka <jh@suse.cz>
4759 * i386.md (single stringop patterns): Enable unconditionally.
4761 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4764 * config/i386/emmintrin.h (_mm_move_epi64): Use
4765 __builtin_ia32_movq128.
4767 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4768 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4770 * config/i386/sse.md (sse2_movq128): New.
4772 * doc/extend.texi: Document __builtin_ia32_movq128.
4774 2008-08-07 Richard Guenther <rguenther@suse.de>
4777 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4778 pointers can access anything.
4780 2008-08-06 Jan Hubicka <jh@suse.cz>
4782 * optabs.c (emit_unop_insn): Break out to ...
4783 (maybe_emit_unop_insn): ... this one.
4784 (expand_sfix_optab): Use maybe variant.
4785 * optabs.h (maybe_emit_unop_insn): Declare.
4787 * i386.md (mov0 patterns): Enable by default.
4788 (FP conversion expanders): Disable expansion of code expanding
4789 sequences when instruction should be optimized for size.
4790 (single strinop patterns): Enable when optimizing for size.
4791 (string expanders): Disable expanding of code expanding sequences
4792 when optimizning instruction for size.
4793 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4795 (ix86_fp_comparison_sahf_cost): Likewise.
4796 (ix86_expand_branch): Likewise.
4797 (ix86_expand_ashl_const): Likewise.
4798 (ix86_split_ashl): Likewise.
4799 (ix86_expand_strlen): Likewise.
4800 (ix86_emit_fp_unordered_jump): Likewie.
4802 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4804 * c-common.c: Fix typo.
4805 (c_common_reswords): Activate more C++ keyword warnings.
4807 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4809 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4812 * diagnostic.c (permerror_at): New.
4813 * toplev.h (permerror_at): Declare.
4815 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4816 Ira Rosen <irar@il.ibm.com>
4818 * tree-vect-transform.c (vect_model_simple_cost): Return
4819 immediately if stmt is pure SLP.
4820 (vect_model_store_cost): Ditto.
4821 (vect_model_load_cost): Ditto.
4822 (vectorizable_store): Remove PURE_SLP check before call
4823 to vect_model_store_cost.
4824 (vect_model_store_cost): When checking whether stmt describe
4825 strided access, add a check that it is not slp_node.
4827 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4830 * c-common.c (warn_for_sign_compare): New. Handle separately the
4831 case that 'constant' is zero.
4832 * c-typeck.c (build_binary_op): Move code to c-common.c
4834 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4836 * config/alpha/alpha.c (alpha_preferred_reload_class,
4837 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4838 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4839 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4840 * config/arm/arm.md: Likewise.
4841 * config/avr/avr-protos.h (preferred_reload_class,
4842 test_hard_reg_class, avr_simplify_comparison_p,
4843 out_shift_with_cnt, class_max_nregs): Likewise.
4844 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4845 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4846 preferred_reload_class, test_hard_reg_class): Likewise.
4847 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4848 bfin_memory_move_cost, bfin_secondary_reload,
4849 bfin_output_mi_thunk): Likewise.
4850 * config/crx/crx.c (crx_secondary_reload_class,
4851 crx_memory_move_cost): Likewise.
4852 * config/frv/frv-protos.h (frv_secondary_reload_class,
4853 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4854 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4855 frv_secondary_reload_class, frv_class_likely_spilled_p,
4856 frv_class_max_nregs): Likewise.
4857 * config/h8300/h8300.c (h8300_classify_operand,
4858 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4860 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4861 * config/ia64/ia64.c (ia64_preferred_reload_class,
4862 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4863 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4864 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4866 * config/m68hc11/m68hc11.c (preferred_reload_class,
4867 m68hc11_memory_move_cost): Likewise.
4868 * config/mcore/mcore.c (mcore_secondary_reload_class,
4869 mcore_reload_class): Likewise.
4870 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4871 mips_class_max_nregs, mips_cannot_change_mode_class,
4872 mips_preferred_reload_class, mips_secondary_reload_class,
4873 mips_output_mi_thunk): Likewise.
4874 * config/mmix/mmix.c (mmix_preferred_reload_class,
4875 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4877 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4879 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4880 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4881 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4882 * config/rs6000/rs6000.c (paired_expand_vector_init,
4883 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4884 compare_section_name, rs6000_memory_move_cost): Likewise.
4885 * config/s390/s390.c (s390_emit_compare_and_swap,
4886 s390_preferred_reload_class, s390_secondary_reload,
4887 legitimize_pic_address, legitimize_tls_address,
4888 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4889 s390_class_max_nregs): Likewise.
4890 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4891 * config/s390/s390.md: Likewise.
4892 * config/score/score-protos.h (score_secondary_reload_class,
4893 score_preferred_reload_class): Likewise.
4894 * config/score/score.c (score_preferred_reload_class,
4895 score_secondary_reload_class): Likewise.
4896 * config/score/score3.c (score3_output_mi_thunk,
4897 score3_preferred_reload_class, score3_secondary_reload_class,
4898 score3_hard_regno_mode_ok): Likewise.
4899 * config/score/score3.h (score3_preferred_reload_class,
4900 score3_secondary_reload_class): Likewise.
4901 * config/score/score7.c (score7_output_mi_thunk,
4902 score7_preferred_reload_class, score7_secondary_reload_class,
4903 score7_hard_regno_mode_ok): Likewise.
4904 * config/score/score7.h (score7_preferred_reload_class,
4905 score7_secondary_reload_class): Likewise.
4906 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4907 output_branchy_insn, add_constant, gen_block_redirect,
4908 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4909 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4911 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4912 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4913 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4914 xstormy16_preferred_reload_class): Likewise.
4915 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4916 xtensa_expand_atomic, override_options,
4917 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4919 * reorg.c (try_merge_delay_insns): Likewise.
4920 * tree.c (merge_dllimport_decl_attributes): Likewise.
4922 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4924 2008-08-06 Michael Matz <matz@suse.de>
4926 * Makefile.in (write_entries_to_file): Quote words.
4927 * gengtype.c: (read_input_line): Skip over leading white-space.
4929 2008-08-06 Marc Gauthier <marc@tensilica.com>
4931 * config.gcc: Match more processor names for Xtensa.
4932 * configure.ac: Likewise.
4933 * doc/install.texi (Specific): Likewise.
4934 * configure: Regenerate.
4936 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4938 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4939 * calls.c (avoid_likely_spilled_reg): Likewise.
4940 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4941 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4942 * config/i386/i386.c (ix86_expand_special_args_builtin,
4943 ix86_secondary_reload): Likewise.
4944 * except.c (struct eh_region, gen_eh_region_catch,
4945 remove_unreachable_regions, duplicate_eh_regions,
4946 assign_filter_values, build_post_landing_pads,
4947 sjlj_find_directly_reachable_regions, remove_eh_handler,
4948 reachable_next_level, foreach_reachable_handler,
4949 can_throw_internal_1, can_throw_external_1,
4950 collect_one_action_chain): Likewise.
4951 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4952 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4953 * function.c (update_temp_slot_address, instantiate_new_reg,
4954 instantiate_virtual_regs_in_rtx,
4955 instantiate_virtual_regs_in_insn): Likewise.
4956 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4957 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4958 gimplify_cleanup_point_expr): Likewise.
4959 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4960 * passes.c (next_pass_1): Likewise.
4961 * print-tree.c (print_node_brief, print_node): Likewise.
4962 * profile.c (branch_prob): Likewise.
4963 * tree-dump.c (dump_register): Likewise.
4964 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4966 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4967 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4968 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4969 copy_arguments_for_versioning, copy_static_chain): Likewise.
4970 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4971 add_new_name_mapping, register_new_name_mapping): Likewise.
4972 * tree-mudflap.c (mf_xform_derefs): Likewise.
4973 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4974 get_init_expr, combine_chains): Likewise.
4975 * tree-pretty-print.c (dump_generic_node): Likewise.
4976 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4977 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4978 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4979 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4981 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4984 * calls.c (expand_call): Use the biggest preferred stack
4987 2008-08-06 Michael Matz <matz@suse.de>
4990 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4991 for reused reload, instead of overwriting them.
4993 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4996 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4997 for incoming stack boundary.
4999 * function.c (assign_parm_find_entry_rtl): Update
5000 parm_stack_boundary.
5002 * function.h (rtl_data): Add parm_stack_boundary.
5004 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5005 parm_stack_boundary for incoming stack boundary.
5007 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5009 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5010 for unrepresentable subregs or treat them as equal to other regs
5011 or subregs with the same register number.
5013 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5016 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5019 2008-08-06 Jan Hubicka <jh@suse.cz>
5021 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5022 frequencies might be hot.
5024 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5026 * reload.c (find_reloads): Force constants into literal pool
5027 also if they are wrapped in a SUBREG.
5029 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5032 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5033 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5034 Don't allow predicated instructions for data speculation.
5035 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5038 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5040 * haifa-sched.c (extend_global): Split to extend_global_data and
5041 extend_region_data. Update all uses.
5042 (extend_all): Rename to extend_block_data.
5044 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5046 * sched-rgn.c (new_ready): Check if instruction can be
5047 speculatively scheduled before attempting speculation.
5048 (debug_rgn_dependencies): Remove wrongful assert.
5050 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5052 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5054 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5056 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5057 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5058 va_size, and type_size.
5060 2008-08-04 Jason Merrill <jason@redhat.com>
5063 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5064 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5066 2008-08-05 Richard Henderson <rth@redhat.com>
5068 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5069 * configure: Rebuild.
5071 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5074 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5075 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5078 2008-08-05 Richard Henderson <rth@redhat.com>
5080 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5081 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5082 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5083 * common.opt (fdwarf2-cfi-asm): New.
5084 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5085 * config.in, configure: Rebuild.
5086 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5087 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5088 (dw2_force_const_mem): Externalize.
5089 * dwarf2asm.h: Update.
5090 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5091 generate a real label.
5092 (output_cfi_directive): New.
5093 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5094 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5095 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5097 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5098 (output_loc_operands_raw, output_loc_sequence_raw): New.
5099 (output_cfa_loc_raw): New.
5101 2008-08-05 Paul Brook <paul@codesourcery.com>
5103 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5104 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5105 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5106 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5107 * config/arm/arm.h (TARGET_VFPD32): Define.
5108 (TARGET_VFP3): Use TARGET_VFPD32.
5109 (fputype): Add FPUTYPE_VFP3D16.
5110 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5111 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5112 * config/arm/arm-cores.def: Add cortex-r4f.
5113 * config/arm/arm-tune.md: Regenerate.
5115 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5117 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5118 Reword some comments throughout the file.
5120 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5121 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5122 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5123 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5125 (MFC_START_ENABLE): Remove PPU-only define.
5126 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5127 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5129 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5130 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5131 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5132 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5133 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5134 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5135 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5137 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5138 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5139 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5140 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5142 (spu_read_machine_status): Fix typo.
5144 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5146 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5147 SUBREG of multi-word hard register.
5148 * config/spu/spu.c (valid_subreg): Likewise.
5149 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5151 2008-08-04 Richard Guenther <rguenther@suse.de>
5153 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5154 the candidate with the stripped base if that base is different
5155 from the original base even for offset zero.
5157 2008-08-04 Richard Guenther <rguenther@suse.de>
5160 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5161 check for no_overflow.
5163 2008-08-04 Richard Guenther <rguenther@suse.de>
5165 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5167 2008-08-04 Paul Brook <paul@codesourcery.com>
5169 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5170 (arm_order_regs_for_local_alloc): New function.
5171 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5173 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5175 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5178 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5179 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5180 (ix86_expand_epilogue): Likewise.
5182 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5184 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5187 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5189 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5190 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5191 (*movv2sf_internal_rex64): Ditto.
5193 2008-08-03 Jan Hubicka <jh@suse.cz>
5195 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5196 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5197 * expmed.c (expand_smod_pow2): Likewise.
5199 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5202 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5203 alternative 0 of operand 1.
5204 (*vec_concatv2di_rex64_sse): Ditto.
5205 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5207 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5208 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5209 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5210 (*movv2sf_internal_rex64): Ditto.
5212 2008-08-02 Richard Guenther <rguenther@suse.de>
5215 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5216 (ssedoublesizemode): New mode attribute.
5217 (sse_shufps): Call gen_sse_shufps_v4sf.
5218 (sse_shufps_1): Macroize.
5219 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5220 (sse2_shufpd_1): Macroize.
5221 (vec_extract_odd, vec_extract_even): New expanders.
5222 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5223 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5224 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5225 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5226 (ix86_expand_vector_set): Likewise.
5227 (ix86_expand_reduc_v4sf): Likewise.
5229 2008-08-01 Doug Kwan <dougkwan@google.com>
5231 * matrix-reorg.c: Re-enable all code.
5232 (struct malloc_call_data): Change CALL_STMT to gimple type.
5233 (collect_data_for_malloc_call): Tuplify.
5234 (struct access_site_info): Change STMT to gimple type.
5235 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5236 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5237 (struct free_info): Change STMT to gimple type.
5238 (struct matrix_access_phi_node): Change PHI to gimple type.
5239 (get_inner_of_cast_expr): Remove.
5240 (may_flatten_matrices_1): Tuplify.
5241 (may_flatten_matrices): Ditto.
5242 (mark_min_matrix_escape_level): Ditto.
5243 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5244 (ssa_accessed_in_call_rhs): New
5245 (ssa_accessed_in_assign_rhs): New
5246 (record_access_alloc_site_info): Tuplify.
5247 (add_allocation_site): Ditto.
5248 (analyze_matrix_allocation_site): Ditto.
5249 (analyze_transpose): Ditto.
5250 (get_index_from_offset): Ditto.
5251 (update_type_size): Ditto.
5252 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5253 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5254 (analyze_accesses_for_phi_node): Tuplify.
5255 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5256 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5257 (analyze_matrix_accesses): Tuplify.
5258 (check_var_data): New call-back type for check_var_notmodified_p.
5259 (check_var_notmodified_p): Tuplify and use call-back struct to
5260 return statement found.
5261 (can_calculate_expr_before_stmt): Factor out statement related code
5263 (can_calculate_stmt_before_stmt): New.
5264 (check_allocation_function): Tuplify.
5265 (find_sites_in_func): Ditto.
5266 (record_all_accesses_in_func): Ditto.
5267 (transform_access_sites): Ditto.
5268 (transform_allocation_sites): Ditto.
5269 (matrix_reorg): Re-enable.
5270 (gate_matrix_reorg): Re-enable.
5272 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5274 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5275 for labels for which it hasn't been set yet. If it has been set,
5276 stop walking insns and continue with next worklist item.
5277 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5278 if the only BARRIER is at the very end of a function.
5280 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5282 * cfgexpand.c (expand_stack_alignment): Assert that
5283 stack_realign_drap and drap_rtx must match.
5285 * function.c (instantiate_new_reg): If DRAP is used to realign
5286 stack, replace virtual_incoming_args_rtx with internal arg
5289 2008-08-01 Richard Guenther <rguenther@suse.de>
5291 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5292 loop information only if we initialized it.
5293 (execute_pre): Call fini_pre with in_fre.
5294 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5295 if we do not unroll because we hit max-completely-peeled-insns.
5296 Use our estimation for consistency, do allow shrinking.
5298 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5300 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5301 with MIN_STACK_BOUNDARY.
5302 (ix86_update_stack_boundary): Likewise.
5303 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5306 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5307 (MIN_STACK_BOUNDARY): This.
5309 2008-08-01 Richard Guenther <rguenther@suse.de>
5312 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5314 2008-08-01 Richard Guenther <rguenther@suse.de>
5316 PR tree-optimization/36988
5317 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5318 do not matter if that doesn't change volatile qualification.
5320 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5322 * configure.ac: Do not generate libada-mk. Do not subst
5324 * libada-mk.in: Remove.
5325 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5326 * configure: Regenerate.
5328 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5330 * tree-pass.h: Added comment about not dumping passes with name
5331 starting with star in struct opt_pass.
5332 * passes.c (register_dump_files_1): Don't do dump for a pass with
5333 name starting with star.
5334 * doc/passes.texi (Pass manager): Mention pass names and special
5335 meaning of star prefix to avoid dump.
5337 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5339 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5341 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5342 (ISA_MIPS64R2): New macro.
5343 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5344 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5345 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5346 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5347 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5348 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5349 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5350 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5351 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5352 Move up to keep list alphabetically sorted.
5353 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5354 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5356 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5357 (-march=@var{arch}): Add mips64r2.
5359 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5361 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5363 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5365 * expr.c (expand_assignment): Check for complete type.
5367 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5370 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5372 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5373 for stack alignment.
5375 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5377 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5379 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5380 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5382 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5384 PR rtl-optimization/36419
5385 * dwarf2out.c (barrier_args_size): New variable.
5386 (compute_barrier_args_size, compute_barrier_args_size_1): New
5388 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5389 if not called yet in the current function, use barrier_args_size
5390 array to find the new args_size value.
5391 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5393 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5396 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5399 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5402 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5403 (dwarf2out_stack_adjust): Use it.
5404 (dwarf2out_frame_debug_expr): Likewise.
5406 2008-07-31 Richard Guenther <rguenther@suse.de>
5408 PR tree-optimization/36978
5409 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5410 the generated condition.
5412 2008-07-31 Richard Guenther <rguenther@suse.de>
5414 * passes.c (init_optimization_passes): Always call
5415 pass_early_warn_uninitialized.
5416 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5417 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5418 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5420 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5423 * builtins.c (maybe_emit_free_warning): New function.
5424 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5425 maybe_emit_free_warning for BUILT_IN_FREE.
5428 * dwarf2out.c (get_context_die): New function.
5429 (force_decl_die, force_type_die): Use it.
5430 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5431 returns NULL, force generation of DW_TAG_typedef and put that into
5434 PR preprocessor/36649
5435 * c-pch.c (c_common_read_pch): Save and restore
5436 line_table->trace_includes across PCH restore.
5438 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5441 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5443 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5446 * final.c (call_from_call_insn): Handle COND_EXEC.
5448 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5450 * builtins.c (std_gimplify_va_arg_expr): Replace
5451 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5452 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5454 2008-07-30 Joey Ye <joey.ye@intel.com>
5455 H.J. Lu <hongjiu.lu@intel.com>
5457 * builtins.c (expand_builtin_setjmp_receiver): Replace
5458 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5459 (expand_builtin_apply_args_1): Likewise.
5460 (expand_builtin_longjmp): Need DRAP for stack alignment.
5461 (expand_builtin_apply): Likewise.
5463 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5464 instead of assign_stack_local to allow alignment reduction.
5466 * calls.c (emit_call_1): Need DRAP for stack alignment if
5468 (expand_call): Replace virtual_incoming_args_rtx with
5469 crtl->args.internal_arg_pointer.
5470 * stmt.c (expand_nl_goto_receiver): Likewise.
5472 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5473 alignment and store to stack_alignment_estimated and
5474 max_used_stack_slot_alignment.
5475 (expand_one_var): Likewise.
5476 (expand_stack_alignment): New function.
5477 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5478 and stack_alignment_estimated fields in rtl_data. Call
5479 expand_stack_alignment at end.
5481 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5482 (MAX_STACK_ALIGNMENT): Likewise.
5483 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5484 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5486 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5487 stack alignment when generating virtual registers.
5489 * function.c (assign_stack_local): Renamed to ...
5490 (assign_stack_local_1): This. Add a parameter to indicate
5491 if it is OK to reduce alignment.
5492 (assign_stack_local): Use it.
5493 (instantiate_new_reg): Instantiate virtual incoming args rtx
5494 to vDRAP if stack realignment and DRAP is needed.
5495 (assign_parms): Collect parameter/return type alignment and
5496 contribute to stack_alignment_estimated.
5497 (locate_and_pad_parm): Likewise.
5498 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5499 with crtl->args.internal_arg_pointer.
5501 * function.h (rtl_data): Add new field drap_reg,
5502 max_used_stack_slot_alignment, stack_alignment_estimated,
5503 stack_realign_needed, need_drap, stack_realign_processed and
5504 stack_realign_finalized.
5505 (stack_realign_fp): New macro.
5506 (stack_realign_drap): Likewise.
5508 * global.c (compute_regsets): Frame pointer is needed when
5509 stack is realigned. Can eliminate frame pointer when stack is
5510 realigned and dynamic realigned argument pointer isn't used.
5512 * reload1.c (update_eliminables): Frame pointer is needed
5513 when stack is realigned.
5514 (init_elim_table): Can eliminate frame pointer when stack is
5515 realigned and dynamic realigned argument pointer isn't used.
5517 * rtl.h (assign_stack_local_1): Declare new funtion.
5519 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5520 (TARGET_GET_DRAP_RTX): Likewise.
5521 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5522 TARGET_GET_DRAP_RTX.
5524 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5526 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5527 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5529 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5530 H.J. Lu <hongjiu.lu@intel.com>
5532 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5533 vdrap_reg, stack_realign and drap_reg_saved.
5534 (add_cfi): Don't allow redefining CFA when DRAP is used.
5535 (reg_save): Handle stack alignment.
5536 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5537 alignment. Don't generate DWARF information for (set fp sp)
5539 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5541 (int_loc_descriptor): Move prototype forward. Also define if
5542 DWARF2_UNWIND_INFO is true.
5543 (output_cfa_loc): Handle DW_CFA_expression.
5544 (build_cfa_aligned_loc): New.
5545 (based_loc_descr): Update assert for stack realign. For local
5546 variables, use sp+offset when stack is aligned without drap and
5547 fp+offset when stack is aligned with drap. For arguments, use
5548 cfa+offset when drap is used to align stack.
5550 2008-07-30 Joey Ye <joey.ye@intel.com>
5551 H.J. Lu <hongjiu.lu@intel.com>
5553 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5555 (ix86_gen_andsp): New.
5556 (ix86_user_incoming_stack_boundary): Likewise.
5557 (ix86_default_incoming_stack_boundary): Likewise.
5558 (ix86_incoming_stack_boundary): Likewise.
5559 (ix86_can_eliminate): Likewise.
5560 (find_drap_reg): Likewise.
5561 (ix86_update_stack_boundary): Likewise.
5562 (ix86_get_drap_rtx): Likewise.
5563 (ix86_finalize_stack_realign_flags): Likewise.
5564 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5565 (TARGET_GET_DRAP_RTX): Likewise.
5566 (override_options): Overide option value for new options.
5567 (ix86_function_ok_for_sibcall): Remove check for
5568 force_align_arg_pointer.
5569 (ix86_handle_cconv_attribute): Likewise.
5570 (ix86_function_regparm): Likewise.
5571 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5572 (ix86_va_start): Replace virtual_incoming_args_rtx with
5573 crtl->args.internal_arg_pointer.
5574 (ix86_select_alt_pic_regnum): Check DRAP register.
5575 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5576 (ix86_compute_frame_layout): Compute frame layout wrt stack
5578 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5579 (ix86_expand_prologue): Decide if stack realignment is needed
5580 and generate prologue code accordingly.
5581 (ix86_expand_epilogue): Generate epilogue code wrt stack
5582 realignment is really needed or not.
5584 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5585 (ABI_STACK_BOUNDARY): Likewise.
5586 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5587 (STACK_REALIGN_DEFAULT): Likewise.
5588 (INCOMING_STACK_BOUNDARY): Likewise.
5589 (MAX_STACK_ALIGNMENT): Likewise.
5590 (ix86_incoming_stack_boundary): Likewise.
5591 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5592 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5593 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5594 (machine_function): Remove force_align_arg_pointer.
5596 * config/i386/i386.md (BX_REG): New.
5597 (R13_REG): Likewise.
5599 * config/i386/i386.opt (mforce_drap): New.
5600 (mincoming-stack-boundary): Likewise.
5601 (mstackrealign): Add Init(-1).
5603 * config/i386/i386-protos.h (ix86_can_eliminate): New
5605 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5607 * doc/extend.texi: Update force_align_arg_pointer.
5609 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5612 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5613 (INCOMING_STACK_BOUNDARY): Likewise.
5614 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5615 (TARGET_GET_DRAP_RTX): Likewise.
5617 2008-07-30 Andreas Schwab <schwab@suse.de>
5619 PR rtl-optimization/36929
5620 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5621 add_insn_before and fix argument order.
5622 (replace_inc_dec_mem): Handle NULL rtx.
5624 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5626 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5628 (arm_compute_initial_elimination_offset): Use it.
5629 (arm_compute_save_reg_mask): Include static chain save slot when
5630 calculating alignment.
5631 (arm_get_frame_offsets): Ditto.
5632 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5633 that we can use to decrement the stack when the stack decrement
5634 could be too big for an immediate value in a single insn.
5635 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5637 2008-07-30 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/36967
5640 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5641 Release defs of statements we remove.
5643 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5645 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5646 instead of NULL_RTVEC.
5648 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5652 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5655 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5657 * final.c (call_from_call_insn): New.
5658 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5660 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5662 * configure.ac: Substitute ADA_CFLAGS.
5663 * configure: Regenerate.
5664 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5665 * Makefile.in: Remove mention of X_* variables.
5666 * config/pa/x-ada-hpux10: Remove.
5667 * config/pa/x-ada: Remove.
5669 * doc/fragments.texi: Update.
5671 2008-07-30 Olivier Hainque <hainque@adacore.com>
5673 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5674 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5675 __dso_handle explicitly here.
5677 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5680 * c-typeck.c (build_binary_op): Encapsulate code into...
5681 * c-common.c (shorten_binary_op): ...this new function.
5682 (conversion_warning): Use the new function. Handle non-negative
5683 constant in bitwise-and.
5684 * c-common.h (shorten_binary_op): Declare.
5686 2008-07-30 Olivier Hainque <hainque@adacore.com>
5688 * scan.c (make_sstring_space): Add explicit conversions of
5689 allocator's return value.
5690 * fix-header.c (recognized_function): Likewise.
5692 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5694 * doc/cpp.texi: Update to GFDL 1.2.
5695 * doc/gcc.texi: Do not list GPL as Invariant Section.
5696 * doc/gccint.texi: Likewise. Update copyright years.
5697 * doc/install.texi: Update copyright years.
5699 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5702 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5703 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5705 2008-07-29 Jan Hubicka <jh@suse.cz>
5707 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5708 (grokdeclarator): Likewise.
5709 * langhooks.c (lhd_warn_unused_global_decl): Use
5710 DECL_DECLARED_INLINE_P.
5711 * print-tree.c (print_node): Remove DECL_INLINE check.
5713 2008-07-29 Richard Guenther <rguenther@suse.de>
5715 PR tree-optimization/36945
5716 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5717 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5718 Record invariant addresses un-decomposed.
5719 (copy_reference_ops_from_call): Record reference call
5720 arguments properly. Simplify.
5721 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5722 helper split out from ...
5723 (create_component_ref_by_pieces): ... here. Simplify.
5724 Prepare for recursive invocation for call arguments.
5725 (create_expression_by_pieces): Adjust call to
5726 create_component_ref_by_pieces.
5727 (compute_avail): Process operand 2 of reference ops.
5729 2008-07-29 Richard Guenther <rguenther@suse.de>
5731 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5733 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5735 * c-format.c (check_format_types): Revert unwanted checkin.
5737 2008-07-29 Jan Hubicka <jh@suse.cz>
5739 * flags.h (flag_really_no_inline): Remove.
5740 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5741 * toplev.c (flag_really_no_inline): Remove.
5742 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5743 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5744 (cgraph_decide_inlining_incrementally): Likewise.
5745 (compute_inline_parameters): Likewise.
5746 * opts.c (decode_options): Simplify.
5747 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5748 * common.opt (finline): Initialize to 1.
5749 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5751 2008-07-29 Jan Hubicka <jh@suse.cz>
5753 * predict.c (always_optimize_for_size_p): New function.
5754 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5755 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5756 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5758 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5759 * function.c (prepare_function_start): Set default profile.
5760 * function.h (rtl_data): Add maybe_hot_insn_p.
5761 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5762 (construct_exit_block): Likewise.
5763 (tree_expand_cfg): Likewise.
5765 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5766 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5767 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5768 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5771 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5774 * c-decl.c (merge_decls): Merge USED flags.
5776 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5778 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5779 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5780 next_stack, lab_false and lab_over trees.
5782 2008-07-28 Richard Guenther <rguenther@suse.de>
5784 PR tree-optimization/36957
5785 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5786 (useless_type_conversion_p): Remove.
5787 (types_compatible_p): Remove.
5788 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5789 (useless_type_conversion_p): Declare.
5790 (types_compatible_p): Declare.
5791 (gimple_expr_type): Return the base type only if it is
5792 trivially convertible to the subtype.
5794 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5796 * configure.ac: Use the m4_do macro to concatenate the warnings into
5797 one string in ACX_PROG_CC_WARNING_OPTS,
5798 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5799 * configure: Regenerate.
5801 2008-07-28 Richard Guenther <rguenther@suse.de>
5803 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5804 (insert_fake_stores): Remove.
5805 (realify_fake_stores): Likewise.
5806 (execute_pre): Remove dead code.
5807 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5808 (find_func_aliases): Deal with it here instead.
5809 Re-enable gcc_unreachable call.
5811 2008-07-28 Richard Guenther <rguenther@suse.de>
5813 Merge from gimple-tuples-branch.
5815 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5816 * gimple.def: New file.
5817 * gsstruct.def: Likewise.
5818 * gimple-iterator.c: Likewise.
5819 * gimple-pretty-print.c: Likewise.
5820 * tree-gimple.c: Removed. Merged into ...
5821 * gimple.c: ... here. New file.
5822 * tree-gimple.h: Removed. Merged into ...
5823 * gimple.h: ... here. New file.
5825 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5826 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5827 --enable-checking=gimple flag.
5828 * config.in: Likewise.
5829 * configure: Regenerated.
5831 * tree-ssa-operands.h: Tuplified.
5832 * tree-vrp.c: Likewise.
5833 * tree-loop-linear.c: Likewise.
5834 * tree-into-ssa.c: Likewise.
5835 * tree-ssa-loop-im.c: Likewise.
5836 * tree-dump.c: Likewise.
5837 * tree-complex.c: Likewise.
5838 * cgraphbuild.c: Likewise.
5839 * tree-ssa-threadupdate.c: Likewise.
5840 * tree-ssa-loop-niter.c: Likewise.
5841 * tree-pretty-print.c: Likewise.
5842 * tracer.c: Likewise.
5843 * gengtype.c: Likewise.
5844 * tree-loop-distribution.c: Likewise.
5845 * tree-ssa-loop-unswitch.c: Likewise.
5846 * cgraph.c: Likewise.
5847 * cgraph.h: Likewise.
5848 * tree-ssa-loop-manip.c: Likewise.
5849 * value-prof.c: Likewise.
5850 * tree-ssa-loop-ch.c: Likewise.
5851 * tree-tailcall.c: Likewise.
5852 * value-prof.h: Likewise.
5855 * tree-pass.h: Likewise.
5856 * ipa-cp.c: Likewise.
5857 * tree-scalar-evolution.c: Likewise.
5858 * tree-scalar-evolution.h: Likewise.
5859 * target.h: Likewise.
5860 * lambda-mat.c: Likewise.
5861 * tree-phinodes.c: Likewise.
5862 * diagnostic.h: Likewise.
5863 * builtins.c: Likewise.
5864 * tree-ssa-alias-warnings.c: Likewise.
5865 * cfghooks.c: Likewise.
5866 * fold-const.c: Likewise.
5867 * cfghooks.h: Likewise.
5868 * omp-low.c: Likewise.
5869 * tree-ssa-dse.c: Likewise.
5870 * ipa-reference.c: Likewise.
5871 * tree-ssa-uncprop.c: Likewise.
5872 * toplev.c: Likewise.
5873 * tree-gimple.c: Likewise.
5874 * tree-gimple.h: Likewise.
5875 * tree-chrec.c: Likewise.
5876 * tree-chrec.h: Likewise.
5877 * tree-ssa-sccvn.c: Likewise.
5878 * tree-ssa-sccvn.h: Likewise.
5879 * cgraphunit.c: Likewise.
5880 * tree-ssa-copyrename.c: Likewise.
5881 * tree-ssa-ccp.c: Likewise.
5882 * tree-ssa-loop-ivopts.c: Likewise.
5883 * tree-nomudflap.c: Likewise.
5884 * tree-call-cdce.c: Likewise.
5885 * ipa-pure-const.c: Likewise.
5886 * c-format.c: Likewise.
5887 * tree-stdarg.c: Likewise.
5888 * tree-ssa-math-opts.c: Likewise.
5889 * tree-ssa-dom.c: Likewise.
5890 * tree-nrv.c: Likewise.
5891 * tree-ssa-propagate.c: Likewise.
5892 * ipa-utils.c: Likewise.
5893 * tree-ssa-propagate.h: Likewise.
5894 * tree-ssa-alias.c: Likewise.
5895 * gimple-low.c: Likewise.
5896 * tree-ssa-sink.c: Likewise.
5897 * ipa-inline.c: Likewise.
5898 * c-semantics.c: Likewise.
5899 * dwarf2out.c: Likewise.
5901 * tree-ssa-loop-ivcanon.c: Likewise.
5902 * predict.c: Likewise.
5903 * tree-ssa-loop.c: Likewise.
5904 * tree-parloops.c: Likewise.
5905 * tree-ssa-address.c: Likewise.
5906 * tree-ssa-ifcombine.c: Likewise.
5907 * matrix-reorg.c: Likewise.
5908 * c-decl.c: Likewise.
5909 * tree-eh.c: Likewise.
5910 * c-pretty-print.c: Likewise.
5911 * lambda-trans.c: Likewise.
5912 * function.c: Likewise.
5913 * langhooks.c: Likewise.
5914 * ebitmap.h: Likewise.
5915 * tree-vectorizer.c: Likewise.
5916 * function.h: Likewise.
5917 * langhooks.h: Likewise.
5918 * tree-vectorizer.h: Likewise.
5919 * ipa-type-escape.c: Likewise.
5920 * ipa-type-escape.h: Likewise.
5921 * domwalk.c: Likewise.
5922 * tree-if-conv.c: Likewise.
5923 * profile.c: Likewise.
5924 * domwalk.h: Likewise.
5925 * tree-data-ref.c: Likewise.
5926 * tree-data-ref.h: Likewise.
5927 * tree-flow-inline.h: Likewise.
5928 * tree-affine.c: Likewise.
5929 * tree-vect-analyze.c: Likewise.
5930 * c-typeck.c: Likewise.
5931 * gimplify.c: Likewise.
5932 * coretypes.h: Likewise.
5933 * tree-ssa-phiopt.c: Likewise.
5934 * calls.c: Likewise.
5935 * tree-ssa-coalesce.c: Likewise.
5936 * tree.def: Likewise.
5937 * tree-dfa.c: Likewise.
5938 * except.c: Likewise.
5939 * except.h: Likewise.
5940 * cfgexpand.c: Likewise.
5941 * tree-cfgcleanup.c: Likewise.
5942 * tree-ssa-pre.c: Likewise.
5943 * tree-ssa-live.c: Likewise.
5944 * tree-sra.c: Likewise.
5945 * tree-ssa-live.h: Likewise.
5946 * tree-predcom.c: Likewise.
5947 * lambda.h: Likewise.
5948 * tree-mudflap.c: Likewise.
5949 * ipa-prop.c: Likewise.
5950 * print-tree.c: Likewise.
5951 * tree-ssa-copy.c: Likewise.
5952 * ipa-prop.h: Likewise.
5953 * tree-ssa-forwprop.c: Likewise.
5954 * ggc-page.c: Likewise.
5955 * c-omp.c: Likewise.
5956 * tree-ssa-dce.c: Likewise.
5957 * tree-vect-patterns.c: Likewise.
5958 * tree-ssa-ter.c: Likewise.
5959 * tree-nested.c: Likewise.
5960 * tree-ssa.c: Likewise.
5961 * lambda-code.c: Likewise.
5962 * tree-ssa-loop-prefetch.c: Likewise.
5963 * tree-inline.c: Likewise.
5964 * tree-inline.h: Likewise.
5965 * tree-iterator.c: Likewise.
5966 * tree-optimize.c: Likewise.
5967 * tree-ssa-phiprop.c: Likewise.
5968 * tree-vect-transform.c: Likewise.
5969 * tree-object-size.c: Likewise.
5970 * tree-outof-ssa.c: Likewise.
5971 * cfgloop.c: Likewise.
5972 * system.h: Likewise.
5973 * tree-profile.c: Likewise.
5974 * cfgloop.h: Likewise.
5975 * c-gimplify.c: Likewise.
5976 * c-common.c: Likewise.
5977 * tree-vect-generic.c: Likewise.
5978 * tree-flow.h: Likewise.
5979 * c-common.h: Likewise.
5980 * basic-block.h: Likewise.
5981 * tree-ssa-structalias.c: Likewise.
5982 * tree-switch-conversion.c: Likewise.
5983 * tree-ssa-structalias.h: Likewise.
5984 * tree-cfg.c: Likewise.
5985 * passes.c: Likewise.
5986 * ipa-struct-reorg.c: Likewise.
5987 * ipa-struct-reorg.h: Likewise.
5988 * tree-ssa-reassoc.c: Likewise.
5989 * cfgrtl.c: Likewise.
5990 * varpool.c: Likewise.
5992 * tree-ssanames.c: Likewise.
5993 * tree-ssa-threadedge.c: Likewise.
5994 * langhooks-def.h: Likewise.
5995 * tree-ssa-operands.c: Likewise.
5996 * config/alpha/alpha.c: Likewise.
5997 * config/frv/frv.c: Likewise.
5998 * config/s390/s390.c: Likewise.
5999 * config/m32c/m32c.c: Likewise.
6000 * config/m32c/m32c-protos.h: Likewise.
6001 * config/spu/spu.c: Likewise.
6002 * config/sparc/sparc.c: Likewise.
6003 * config/i386/i386.c: Likewise.
6004 * config/sh/sh.c: Likewise.
6005 * config/xtensa/xtensa.c: Likewise.
6006 * config/stormy16/stormy16.c: Likewise.
6007 * config/ia64/ia64.c: Likewise.
6008 * config/rs6000/rs6000.c: Likewise.
6009 * config/pa/pa.c: Likewise.
6010 * config/mips/mips.c: Likewise.
6012 2008-07-28 Simon Baldwin <simonb@google.com>
6014 * c-pragma.c (handle_pragma_message): New function.
6015 (init_pragma): Register handle_pragma_message.
6016 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6019 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6021 PR tree-optimization/35252
6022 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6023 REALPART_EXPR to be considered as same load operation.
6025 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6027 PR tree-optimization/36830
6028 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6029 (expressions_equal_p): Return false if only one operand is null.
6031 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6033 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6034 version requirements.
6036 2008-07-26 Olivier Hainque <hainque@adacore.com>
6038 * collect2.c (symkind): New enum. Symbol kinds we care about.
6039 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6040 code and head comment accordingly.
6041 (scan_prog_file): Use symkind names instead of bare integers.
6043 2008-07-25 Jan Hubicka <jh@suse.cz>
6045 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6047 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6048 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6049 * dojump.c (clear_pending_stack_adjust): Likewise.
6050 * print-tree.c (print_node): Ignore DECL_INLINE.
6051 * tree-inline.c (inlinable_function_p): Likewise.
6053 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6055 * doc/extend.texi (hot attribute): Document that the hot attribute
6056 turns on -O3 for some ports.
6057 (cold attribute): Document that the cold attribute turns on -Os
6060 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6061 reflect function specific option support.
6063 * target.h (struct target_option_hooks): Add fields to say whether
6064 the cold attribute implies -Os and the hot attribute implies -O3.
6066 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6067 By default, do not turn on -Os for cold functions.
6068 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6069 not turn on -O3 for hot functions.
6071 * c-common.c (handle_hot_attribute): Use target hook to determine
6072 if hot functions should enable -O3.
6073 (handle_cold_attribute): Use target hook to determine if cold
6074 functions should enable -Os.
6076 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6077 (override_options): Move disable scheduling to
6078 optimization_options.
6079 (optimization_options): Disable scheduling here, not
6081 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6082 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6084 * config/ia64/ia64.c (ia64_override_options): Move setting
6085 scheduling flags to ia64_optimization_options.
6086 (ia64_optimization_options): Disable scheduling options here, and
6087 not in ia64_override_options.
6088 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6089 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6091 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6094 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6096 2008-07-25 Martin Jambor <mjambor@suse.cz>
6098 PR tree-optimization/36926
6099 * ipa-prop.c (ipa_analyze_call_uses): Call
6100 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6102 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6104 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6105 movv2si_internal): Add mem = reg alternative.
6107 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6110 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6111 DEFAULT_PCC_STRUCT_RETURN to 127.
6113 2008-07-24 Jan Hubicka <jh@suse.cz>
6115 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6116 (build_cgraph_edges): Likewise.
6117 * cgraph.c (cgraph_node): Do not update assembler hash.
6118 (cgraph_remove_node): Drop non-unit-at-a-time code.
6119 * tree-pass.h (pass_O0_always_inline): Remove.
6120 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6121 * toplev.c (process_options): Flag unit-at-a-time does not imply
6123 * cgraphunit.c: Update comments.
6124 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6125 (cgraph_assemble_pending_functions): Remove.
6126 (cgraph_reset_node): Drop non-unit-at-a-time code.
6127 (cgraph_finalize_function): Likewise.
6128 (cgraph_analyze_function): Likewise.
6129 (cgraph_finalize_compilation_unit): Likewise.
6130 (cgraph_expand_function): Likewise.
6131 (cgraph_optimize): Likesise.
6132 (save_inline_function_body): Likewise.
6133 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6134 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6135 * ipa-inline.c: Update comments.
6136 (enum inlining_mode): remove INLINE_SPEED.
6137 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6138 (cgraph_mark_inline_edge): Likewise.
6139 (try_inline): Likewise.
6140 (cgraph_decide_inlining_incrementally): Likewise.
6141 (cgraph_gate_inlining): Remove.
6142 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6143 (cgraph_gate_early_inlining): Likewise.
6144 (gate_inline_passes): Remove.
6145 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6146 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6147 pass_O0_always_inline): Remove.
6148 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6149 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6150 * opts.c (no_unit_at_a_time_default): Remove.
6151 (decode_options): Remove flag_unit_at_a_time reset and warning.
6152 * opts.h (no_unit_at_a_time_default): Remove.
6153 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6154 early in GNU dialect.
6155 (merge_decls): Update comment; drop unit-at-a-time check.
6156 (finish_decl): Likewise.
6157 (grok_declaration): Remove flag_inline_trees code.
6158 (finish_functions): Return on function returning non-void on all
6160 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6161 * cfgexpand.c (expand_one_static_var): Remove.
6162 (expand_one_var): Remove expand_one_static_var call.
6163 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6164 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6165 and flag_unit_at_a-time compatibility checks.
6166 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6167 * tree-inline.c (flag_inline_trees): Remove.
6168 (inlinable_function_p): Don't check it.
6169 (expand_call_inline): Remove non-unit-at-a-time code.
6170 * tree-inline.h (flag_inline_trees): Remove.
6171 * tree-optimize.c (execute_early_local_optimizations): Remove
6172 unit-at-a-time checks.
6173 (tree_rest_of_compilation): Likewise.
6174 * combine.c (setup_incoming_promotions): Likewise.
6175 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6176 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6177 * passes.c (pass_inline_parameters): Update comments; remove
6178 O0_alwaysinline pass.
6179 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6180 (execute_one_pass): Likewise.
6181 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6182 (ix86_function_sseregparm): Likewise.
6183 * arm.c (arm_function_in_section_p): Likewise.
6184 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6185 * varpool.c: Update comments.
6186 (decide_is_variable_needed): Remove unit-at-a-time checks.
6187 (varpool_finalize_decl): Likewise.
6189 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6191 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6193 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6195 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6197 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6198 imp symbol extension.
6200 2008-07-23 Ian Lance Taylor <iant@google.com>
6202 * tree-vrp.c (infer_value_range): Ignore asm statements when
6203 looking for memory accesses for -fdelete-null-pointer-checks.
6205 2008-07-24 Ben Elliston <bje@au.ibm.com>
6207 * config/spu/spu-c.c (__vector_keyword): New variable.
6208 (vector_keyword): Likewise.
6209 (spu_categorize_keyword): New function.
6210 (spu_macro_to_expand): Likewise.
6211 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6212 compiling an ISO C dialect.
6214 2008-07-24 Ben Elliston <bje@au.ibm.com>
6216 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6219 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6221 * configure: Regenerate.
6222 * configure.ac: Require texinfo 4.7.
6223 * doc/install.texi: Document texinfo 4.7 requirement.
6225 2008-07-23 Martin Jambor <mjambor@suse.cz>
6227 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6228 rather than for DECL_SAVED_TREE.
6229 * ipa-prop.c: Include diagnostic.h.
6230 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6232 (ipa_detect_param_modifications): Function rewritten from scratch.
6233 (ipa_compute_jump_functions): Changed accesses to modification flags.
6234 (ipa_free_node_params_substructures): Update flags destruction.
6235 (ipa_node_duplication_hook): Update flags duplication.
6236 (ipa_print_all_params_modified): Updated flag access.
6237 * ipa-prop.h (struct ipa_param_flags): New structure.
6238 (struct ipa_node_params): New field modification_analysis_done,
6239 modified_flags changed into param_flags.
6240 (ipa_is_ith_param_modified): Changed to use new flags.
6241 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6243 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6244 ipa-cp.c and split into two functions.
6245 (ipa_print_node_jump_functions): New function.
6246 (compute_scalar_jump_functions): New function.
6247 (type_like_member_ptr_p): New function.
6248 (compute_pass_through_member_ptrs): New function.
6249 (fill_member_ptr_cst_jump_function): New function.
6250 (determine_cst_member_ptr): New function.
6251 (compute_cst_member_ptr_arguments): New function.
6252 (ipa_compute_jump_functions): Complete rewrite.
6253 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6254 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6255 (struct ipa_member_ptr_cst): New structure.
6256 (union jump_func_value): New field member_cst.
6257 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6258 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6259 jump function types.
6260 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6261 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6262 instead of ipcp_print_all_jump_functions.
6263 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6264 only for replacable scalars.
6266 * doc/invoke.texi (Optimize options): Add description of
6267 -findirect-inlining.
6268 * common.opt (flag_indirect_inlining): New flag.
6269 * opts.c (decode_options): Set flag_indirect_inlining when
6272 * ipa-inline.c: Include ipa-prop.h.
6273 (inline_indirect_intraprocedural_analysis): New function.
6274 (inline_generate_summary): Allocate parameter and argument info
6275 structures, call inline_indirect_intraprocedural_analysis on each
6276 node when doing indirect inlining and deallocate indirect inlining
6277 data structures in the end.
6278 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6279 (free_all_ipa_structures_after_iinln): New function.
6280 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6282 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6284 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6285 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6286 of computing the frequency separately.
6287 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6288 of computing the frequency separately.
6289 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6290 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6291 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6292 (ipa_get_stmt_member_ptr_load_param): New function.
6293 (ipa_is_ssa_with_stmt_def): New function.
6294 (ipa_note_param_call): New function.
6295 (ipa_analyze_call_uses): New function.
6296 (ipa_analyze_stmt_uses): New function.
6297 (ipa_analyze_params_uses): New function.
6298 (ipa_free_node_params_substructures): Also free the param_calls linked
6300 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6301 (ipa_print_node_param_flags): New function.
6302 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6303 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6304 * ipa-prop.h (struct ipa_param_flags): New field called.
6305 (struct ipa_param_call_note): New structure.
6306 (struct ipa_node_params): New fields param_calls and
6308 (ipa_is_ith_param_called): New function.
6309 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6310 ipa_analyze_params_uses and dump parameter flags.
6312 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6313 ipa_propagate_indirect_call_infos if performing indirect inlining,
6314 pass a new parameter new_edges to it.
6315 (add_new_edges_to_heap): New fucntion.
6316 (cgraph_decide_inlining_of_small_functions): New vector
6317 new_indirect_edges for newly found indirect edges , call
6318 ipa_propagate_indirect_call_infos after inlining.
6319 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6320 inlining if performing indirect inlining. Call
6321 free_all_ipa_structures_after_iinln when doing so too.
6322 (inline_generate_summary): Do not call
6323 free_all_ipa_structures_after_iinln here.
6324 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6325 (print_edge_addition_message): New function.
6326 (update_call_notes_after_inlining): New function.
6327 (propagate_info_to_inlined_callees): New function.
6328 (ipa_propagate_indirect_call_infos): New function.
6329 * ipa-prop.h: Include cgraph.h
6330 (struct ipa_param_call_note): Fields reordered, new field processed.
6331 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6333 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6334 rediscovered call statements.
6335 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6336 (dump_cgraph_node): Dump also the indirect_call flag.
6337 (cgraph_clone_edge): Copy also the indirect_call flag.
6338 * tree-inline.c (copy_bb): Do not check for fndecls from call
6339 expressions, check for edge availability when moving clones.
6340 (get_indirect_callee_fndecl): New function.
6341 (expand_call_inline): If callee declaration is not apprent from
6342 the statement, try calling get_indirect_callee_fndecl. Do not
6343 issue warnings or call sorry when not inlinings an indirect edge.
6344 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6346 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6347 bit more frandly to matching.
6348 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6349 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6350 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6352 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6355 * opth-gen.awk: Suppress function specific features when building
6357 * optc-gen.awk: Ditto.
6359 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6362 * diagnostic.c (pedwarn): Add opt parameter.
6364 * c-tree.h (pedwarn_init): Add opt parameter.
6365 (pedwarn_c90): Likewise.
6366 (pedwarn_c99): Likewise.
6367 * c-errors.c (pedwarn_c99): Likewise.
6368 (pedwarn_c90): Likewise.
6369 * toplev.h (pedwarn): Update declaration.
6370 (pedwarn0): Declare.
6371 * c-lex.c: All calls to pedwarn changed.
6372 * builtins.c: All calls to pedwarn changed.
6373 * toplev.c: All calls to pedwarn changed.
6374 * c-decl.c: All calls to pedwarn changed.
6375 * c-typeck.c: All calls to pedwarn changed.
6376 * c-common.c: All calls to pedwarn changed.
6377 * c-parser.c: All calls to pedwarn changed.
6379 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6380 Karthik Kumar <karthikkumar@gmail.com>
6382 * attribs.c (file scope): Include c-common.h.
6383 (decl_attributes): Add support for #pragma GCC optimize and
6386 * targhooks.c (default_can_inline_p): New function that is the
6387 default for the TARGET_CAN_INLINE_P target hook.
6389 * targhooks.h (default_can_inline_p): Add declaration.
6391 * tree.c (cl_optimization_node): New static tree for building
6392 OPTIMIZATION_NODE tree.
6393 (cl_target_option_node): New static tree for building
6394 TARGET_OPTION_NODE tree.
6395 (cl_option_hash_table): New hash table for hashing
6396 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6397 (cl_option_hash_hash): New function to provide the hash value for
6398 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6399 (cl_option_hash_eq): New function to provide an equality test for
6400 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6401 (tree_code_size): Add support for OPTIMIZATION_NODE and
6402 TARGET_OPTION_NODE trees.
6403 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6404 TARGET_OPTION_NODE trees.
6405 (build_optimization_node): Build a tree that has all of the
6406 current optimization options.
6407 (build_target_option_node): Build a tree that has the target
6408 options that might be changed on a per function basis.
6410 * tree.h (file scope): Include options.h.
6411 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6412 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6413 (TREE_OPTIMIZATION): Ditto.
6414 (TREE_TARGET_SPECIFIC): Ditto.
6415 (struct tree_function_decl): Add fields for remembering the
6416 current optimization options and target specific options.
6417 (struct tree_optimization_option): New tree variant that remembers
6418 the optimization options.
6419 (struct tree_target_option): New tree variant that remembers the
6420 target specific flags that might change for compiling a particular
6422 (union tree_node): Include tree_optimization_option and
6423 tree_target_option fields.
6424 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6425 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6426 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6427 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6428 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6429 optimization and target options.
6430 (optimization_default_node): New macro to refer to global_trees
6432 (optimization_current_node): Ditto.
6433 (optimization_cold_node): Ditto.
6434 (optimization_hot_node): Ditto.
6435 (target_option_default_node): Ditto.
6436 (target_option_current_node): Ditto.
6437 (current_option_pragma): Ditto.
6438 (current_optimize_pragma): Ditto.
6440 * target.h (struct gcc_target): Add valid_option_attribute_p,
6441 target_option_save, target_option_restore, target_option_print,
6442 target_option_pragma_parse, and can_inline_p hooks.
6444 * toplev.h (parse_optimize_options): Add declaration.
6445 (fast_math_flags_struct_set_p): Ditto.
6447 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6448 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6451 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6452 tree_can_inline_p hook to see if one function can inline another.
6453 (cgraph_decide_inlining): Ditto.
6454 (cgraph_decide_inlining_incrementally): Ditto.
6456 * opts.c (decode_options): Add support for running multiple times
6457 to allow functions with different target or optimization options
6458 than was specified on the command line.
6459 (fast_math_flags_struct_set_p): New function that is similar to
6460 fast_math_flags_set_p, except it uses the values in the
6461 cl_optimization structure instead of global variables.
6463 * optc-gen.awk: Add support for TargetSave to allow a back end to
6464 declare new fields that need to be saved when using function
6465 specific options. Include flags.h and target.h in the options.c
6466 source. Add support for Save to indicate which options can be set
6467 for individual functions. Generate cl_optimize_save,
6468 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6469 cl_target_option_restore, cl_target_option_print functions to
6470 allow functions to use different optimization or target options.
6472 * opt-functions.awk (var_type_struct): Return the type used for
6473 storing the field in a structure.
6475 * opth-gen.awk: Add support for TargetSave to allow a back end to
6476 declare new fields that need to be saved when using function
6477 specific options. Add support for Save to indicate which options
6478 can be set for individual functions. Only generate one extern for
6479 Mask fields. Generate cl_optimization and cl_target_option
6480 structures to remember optimization and target options.
6482 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6483 collecting new tree nodes.
6484 (TS_TARGET_OPTION): Ditto.
6486 * c-decl.c (merge_decls): Merge function specific target and
6487 optimization options.
6489 * function.c (invoke_set_current_function_hook): If the function
6490 uses different optimization options, change the global variables
6493 * coretypes.h (struct cl_optimization): Add forward reference.
6494 (struct cl_target_option): Ditto.
6496 * c-pragma.c (option_stack): New static vector to remember the
6497 current #pragma GCC option stack.
6498 (handle_pragma_option): New function to support #pragma GCC option
6499 to change target options.
6500 (optimize_stack): New static vector to remember the current
6501 #pragma GCC optimize stack.
6502 (handle_pragma_optimize): New function to support #pragma GCC
6503 optimize to change optimization options.
6504 (init_pragma): Add support for #pragma GCC optimize and #pragma
6507 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6508 optimization options.
6509 (TARGET_OPTION_NODE): New tree code for remembering certain target
6512 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6513 TARGET_OPTION_NODE trees.
6515 * common.opt (-O): Add Optimization flag.
6517 (-fmath-errno): Ditto.
6518 (-falign-functions): Add UInteger flag to make sure flag gets full
6519 int in cl_optimization structure.
6520 (-falign-jumps): Ditto.
6521 (-falign-labels): Ditto.
6522 (-falign-loops): Ditto.
6523 (-fsched-stalled-insns): Ditto.
6524 (-fsched-stalled-insns-dep): Ditto.
6526 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6528 (TARGET_OPTION_SAVE): Ditto.
6529 (TARGET_OPTION_RESTORE): Ditto.
6530 (TARGET_OPTION_PRINT): Ditto.
6531 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6532 (TARGET_CAN_INLINE_P): Ditto.
6533 (TARGET_INITIALIZER): Add new hooks.
6535 * tree-inline.c (tree_can_inline_p): New function to determine
6536 whether one function can inline another. Check if the functions
6537 use compatible optimization options, and also call the backend
6540 * tree-inline.h (tree_can_inline_p): Add declaration.
6542 * c-common.c (c_common_attribute): Add support for option and
6543 optimize attributes.
6544 (handle_option_attribute): Add support for the option attribute to
6545 allow the user to specify different target options for compiling a
6547 (handle_optimize_attribute): Add support for the optimize
6548 attribute to allow the user to specify different optimization
6549 options for compiling a specific function.
6550 (handle_hot_attribute): Turn on -O3 optimization for this one
6551 function if it isn't the default optimization level.
6552 (handle_cold_attribute): Turn on -Os optimization for this one
6553 function if it insn't the default optimization.
6554 (const_char_p): New const char * typedef.
6555 (optimize_args): New static vector to remember the optimization
6557 (parse_optimize_options): New function to set up the optimization
6558 arguments from either the optimize attribute or #pragma GCC optimize.
6560 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6561 (builtin_define_std): Ditto.
6563 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6564 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6565 (x86_64-*-*): Ditto.
6567 * Makefile.in (TREE_H): Add options.h.
6568 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6570 * doc/extend.texi (option attribute): Document new attribute.
6571 (optimize attribute): Ditto.
6572 (hot attribute): Document hot attribute sets -O3.
6573 (cold attribute): Document cold attribute sets -Os.
6574 (#pragma GCC option): Document new pragma.
6575 (#pragma GCC optimize): Ditto.
6577 * doc/options.texi (TargetSave): Document TargetSave syntax.
6578 (UInteger): Document UInteger must be used for certain flags.
6579 (Save): Document Save option to create target specific options
6580 that can be saved/restored on a function specific context.
6582 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6583 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6585 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6586 (TARGET_OPTION_SAVE): Ditto.
6587 (TARGET_OPTION_RESTORE): Ditto.
6588 (TARGET_OPTION_PRINT): Ditto.
6589 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6590 (TARGET_CAN_INLINE_P): Ditto.
6592 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6594 (-mfpmath=both): Ditto.
6596 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6597 Karthik Kumar <karthikkumar@gmail.com>
6599 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6600 (TARGET_POPCNT): Ditto.
6601 (TARGET_SAHF): Ditto.
6602 (TARGET_AES): Ditto.
6603 (TARGET_PCLMUL): Ditto.
6604 (TARGET_CMPXCHG16B): Ditto.
6605 (TARGET_RECIP): Move switch into target_flags.
6606 (TARGET_FUSED_MADD): Ditto.
6607 (ix86_arch_features): Make an unsigned char type.
6608 (ix86_tune_features): Ditto.
6609 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6610 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6611 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6613 * config/i386/i386.opt (arch): New TargetSave field to define
6614 fields that need to be saved for function specific option support.
6617 (branch_cost): Ditto.
6618 (ix86_isa_flags_explicit): Ditto.
6619 (tune_defaulted): Ditto.
6620 (arch_specified): Ditto.
6621 (-m128-long-double): Add Save flag to save option for target
6622 specific option support.
6624 (-maccumulate-outgoing-args): Ditto.
6625 (-malign-double): Ditto.
6626 (-malign-stringops): Ditto.
6627 (-mfancy-math-387): Ditto.
6628 (-mhard-float): Ditto.
6630 (-minline-all-stringops): Ditto.
6631 (-minline-stringops-dynamically): Ditto.
6632 (-mms-bitfields): Ditto.
6633 (-mno-align-stringops): Ditto.
6634 (-mno-fancy-math-387): Ditto.
6635 (-mno-push-args): Ditto.
6636 (-mno-red-zone): Ditto.
6637 (-mpush-args): Ditto.
6638 (-mred-zone): Ditto.
6640 (-msseregparm): Ditto.
6641 (-mstack-arg-probe): Ditto.
6656 (-mrecip): Move flag into target_flags.
6658 (-mno-fused-madd): Ditto.
6659 (-mfused-madd): Ditto.
6660 (-mabm): Move flag into ix86_isa_flags.
6667 * config/i386/i386-c.c: New file for #pragma support.
6668 (ix86_target_macros_internal): New function to #define or #undef
6669 target macros based when the user uses the #pragma GCC option to
6670 change target options.
6671 (ix86_pragma_option_parse): New function to add #pragma GCC option
6673 (ix86_target_macros): Move defining the target macros here from
6674 TARGET_CPU_CPP_BUILTINS in i386.h.
6675 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6676 defined, initialize any subtarget #pragmas.
6678 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6679 REGISTER_TARGET_PRAGMAS.
6681 * config/i386/t-i386: New file for x86 dependencies.
6682 (i386.o): Make dependencies mirror the include files used.
6683 (i386-c.o): New file, add dependencies.
6685 * config/i386/i386-protos.h (override_options): Add bool argument.
6686 (ix86_valid_option_attribute_tree): Add declaration.
6687 (ix86_target_macros): Ditto.
6688 (ix86_register_macros): Ditto.
6690 * config/i386/i386.c (ix86_tune_features): Move initialization of
6691 the target masks to initial_ix86_tune_features to allow functions
6692 to have different target options. Make type unsigned char,
6693 instead of unsigned int.
6694 (initial_ix86_tune_features): New static vector to hold processor
6695 masks for the tune variables.
6696 (ix86_arch_features): Move initialization of the target masks to
6697 initial_ix86_arch_features to allow functions to have different
6698 target options. Make type unsigned char, instead of unsigned int.
6699 (initial_ix86_arch_features): New static vector to hold processor
6700 masks for the arch variables.
6701 (enum ix86_function_specific_strings): New enum to describe the
6702 string options used for attribute((option(...))).
6703 (ix86_target_string): New function to return a string that
6704 describes the target options.
6705 (ix86_debug_options): New function to print the current options in
6707 (ix86_function_specific_save): New function hook to save the
6708 function specific global variables in the cl_target_option structure.
6709 (ix86_function_specific_restore): New function hook to restore the
6710 function specific variables from the cl_target_option structure to
6711 the global variables.
6712 (ix86_function_specific_print): New function hook to print the
6713 target specific options in the cl_target_option structure.
6714 (ix86_valid_option_attribute_p): New function hook to validate
6715 attribute((option(...))) arguments.
6716 (ix86_valid_option_attribute_tree): New function that is common
6717 code between attribute((option(...))) and #pragma GCC option
6718 support that parses the options and returns a tree holding the options.
6719 (ix86_valid_option_attribute_inner_p): New helper function for
6720 ix86_valid_option_attribute_tree.
6721 (ix86_can_inline_p): New function hook to decide if one function
6722 can inline another on a target specific basis.
6723 (ix86_set_current_function); New function hook to switch target
6724 options if the user used attribute((option(...))) or #pragma GCC
6726 (ix86_tune_defaulted): Move to static file scope from
6728 (ix86_arch_specified): Ditto.
6729 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6731 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6732 (OPTION_MASK_ISA_ABM_SET): Ditto.
6733 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6734 (OPTION_MASK_ISA_CX16_SET): Ditto.
6735 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6736 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6737 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6738 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6739 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6740 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6741 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6742 (struct ptt): Move to static file scope from override_options.
6743 (processor_target_table): Ditto.
6745 (ix86_handle_option): Add support for options that are now isa options.
6746 (override_options): Add support for declaring functions that
6747 support different target options than were specified on the
6748 command line. Move struct ptt, processor_target_table, cpu_names,
6749 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6750 Add bool argument. Fix up error messages so the appropriate error
6751 is given for either command line or attribute.
6752 (ix86_previous_fndecl): New static to remember previous function
6753 declaration to see if we need to change target options.
6754 (ix86_builtins_isa): New array to record the ISA of each builtin
6756 (def_builtin): Always create the builtin function, even if the
6757 current ISA doesn't support it.
6758 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6759 tests for those builtins.
6760 (ix86_init_builtins): Remove TARGET_MMX test for calling
6761 ix86_init_mmx_sse_builtins.
6762 (ix86_expand_builtin): If the current ISA doesn't support a given
6763 builtin, signal an error.
6764 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6765 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6766 (TARGET_OPTION_SAVE): Ditto.
6767 (TARGET_OPTION_RESTORE): Ditto.
6768 (TARGET_OPTION_PRINT): Ditto.
6769 (TARGET_CAN_INLINE_P): Ditto.
6771 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
6773 * c-typeck.c (build_external_ref): Don't call assemble_external.
6774 * final.c (output_operand): Call assemble_external.
6776 2008-07-21 DJ Delorie <dj@redhat.com>
6778 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6779 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6781 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6783 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6784 original insn and splitter contents into ...
6785 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6786 flag_unsafe_math_optimizations. Add dummy scratch register.
6787 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6788 !flag_unsafe_math_optimizations. Returns number with next
6789 highest magnitude if this is still less or equal to the true
6790 quotient in magnitude.
6792 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
6794 * Makefile.in: Replace toplev.h with TOPLEV_H.
6795 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6796 * c-lex.c (fe_file_change): Don't set in_system_header.
6797 * c-parser.c (c_token): Remove in_system_header.
6798 (c_lex_one_token): Don't set in_system_header.
6799 (c_parser_set_source_position_from_token): Don't set in_system_header.
6800 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6803 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6804 * flags.h (in_system_header): Remove.
6805 * function.c (saved_in_system_header): Remove.
6806 (push_cfun): Don't set in_system_header.
6807 (pop_cfun): Don't set in_system_header.
6808 (push_struct_function): Don't set in_system_header.
6809 * input.h (expanded_location): Add sysp.
6810 (in_system_header_at): New.
6811 (in_system_header): New.
6812 * toplev.c (in_system_header): Remove.
6813 * toplev.h: Include input.h
6815 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6816 * tree-ssa.c (warn_uninit): Call warning_at.
6817 (warn_uninitialized_var): Update calls to warn_uninit.
6818 (warn_uninitialized_phi): Update calls to warn_uninit.
6819 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6820 (expand_location): Initialize xloc.sysp.
6821 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6822 (tree_decl_with_vis): Remove in_system_header_flag.
6824 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6827 * recog.c (asm_operand_ok): Change the order of the extra
6828 memory constraint checks.
6830 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6833 * tree-switch-conversion.c (build_one_array): Call
6834 varpool_mark_needed_node and varpool_finalize_decl
6835 instead of assemble_variable.
6837 2008-07-19 Jan Hubicka <jh@suse.cz>
6839 * cgraph.c (cgraph_add_new_function): Do early local passes.
6840 * tree-nrv.c (gate_pass_return_slot): New gate.
6841 (pass_nrv): Add the gate.
6842 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6844 (coalesce_ssa_name): Coalesce SSA names.
6845 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6846 not optimizing so unused user vars remains visible.
6847 * common.opt (flag_tree_ter): Always enable by default.
6848 * tree-ssa-ter.c: Include flags.h
6849 (is_replaceable_p): Check that locations match; when aliasing is missing
6850 be conservative about loads.
6851 * tree-optimize.c (gate_init_datastructures): Remove.
6852 (pass_init_datastructures): New.
6853 * passes.c: Reorder passes so we always go into SSA.
6855 2008-07-19 Jan Hubicka <jh@suse.cz>
6857 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6858 * doc/invoke.texi (--combine): Likewise.
6859 (-finline-functions-called-once): Update levels when enabled.
6860 (-funit-at-a-time): Document new behaviour.
6861 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6862 -fno-section-anchors when disabled explicitly.
6863 (inline params): They are not ignored now.
6864 (precompiled headers): Remove unit-at-a-time as being incompatible.
6865 * opts.c (decode_options): Handle unit-at-a-time as alias;
6866 imply -fno-section-anchors when toplevel reorder is disabled
6868 * common.opt (ftoplevel-reorder): Set default value to 2.
6869 (funit-at-a-time): Set default value to 1.
6870 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6873 2008-07-19 Jan Hubicka <jh@suse.cz>
6875 * builtins.c (expand_builtin_int_roundingfn,
6876 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6879 2008-07-19 Richard Guenther <rguenther@suse.de>
6882 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6883 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6884 * tree-ssa-pre.c (get_expr_value_id): For newly created
6885 constant value-ids make sure to add the expression to its
6888 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6891 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6892 return value of the builtin is ignored.
6894 2008-07-19 Olivier Hainque <hainque@adacore.com>
6896 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6897 bits, a C conformant malloc implementation has to provide.
6898 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6900 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6904 * reload.c (find_reloads_subreg_address): Only reload address if
6905 reloaded == 0, not for reloaded != 1.
6908 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6909 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6910 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6911 m32c_legitimize_reload_address.
6913 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6914 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6915 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6917 2008-07-19 Olivier Hainque <hainque@adacore.com>
6919 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6920 argument, saying whether nested array are to be collapsed
6921 into a single array type DIE with multiple subscripts.
6922 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6923 issues, centralize the nested array types collapsing control and
6924 disable the transformation for Ada.
6926 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6929 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6931 (x86_64_shift_adj_2): New expander.
6932 (x86_64_shift_adj_3): Ditto.
6933 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6934 to split TImode operands.
6935 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6936 (ix86_split_lshr): Ditto.
6938 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6940 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6941 and __CHAR32_TYPE__.
6942 * c-typeck.c (digest_init): Support char16_t and char32_t.
6943 (set_nonincremental_init_from_string): Idem.
6945 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6948 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6949 PREFERRED_STACK_BOUNDARY.
6950 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6952 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6955 * function.c (locate_and_pad_parm): Cap boundary earlier.
6957 2008-07-17 Julian Brown <julian@codesourcery.com>
6959 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6960 no-op for targets which don't use DLLs.
6962 2008-07-17 Martin Jambor <mjambor@suse.cz>
6964 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6965 that nodes are relevant by examining the node->analyzed flag.
6966 (ipcp_init_stage): Check which nodes are relevant, assert that the
6967 relevant ones are also required.
6968 (ipcp_propagate_stage): Check on the side arrays are properly
6970 (ipcp_print_all_jump_functions): Make sure not to touch any node
6971 that is not analyzed or an edge that does not have a corresponding
6972 entry in the on-the-side vectors.
6973 (ipcp_function_scale_print): Likewise.
6974 (ipcp_update_callgraph): Check that the node is relevant.
6975 (ipcp_insert_stage): Check that the node is relevant. Check there is
6976 an info for every node and edge.
6977 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6978 (ipa_print_all_tree_maps): Likewise and a new variable info.
6979 (ipa_print_all_params_modified): Likewise.
6980 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6982 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6985 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6987 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6989 PR rtl-optimization/36753
6990 * fwprop.c (use_killed_between): Don't shortcut
6991 single-definition global registers.
6993 2008-07-16 Jan Hubicka <jh@suse.cz>
6995 * cgraph.h (varpool_empty_needed_queue): Declare.
6996 * cgraphunit.c (output_in_order): Mark all variables as needed;
6998 * varpool.c (varpool_assemble_node): Update debug queue.
6999 (varpool_assemble_pending_decls): Don't do it here.
7000 (varpool_empty_needed_queue): New function.
7002 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7004 * recog.c (peephole2_optimize): Fix formatting.
7006 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7008 * c-pch.c (get_ident): Avoid C++ keywords.
7009 * combine-stack-adj.c (single_set_for_csa): Likewise.
7010 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7011 output_asm_insn): Likewise.
7012 * reload.c (push_secondary_reload, find_reusable_reload,
7013 push_reload, combine_reloads, find_reloads,
7014 debug_reload_to_stream): Likewise.
7015 * reload.h (struct reload): Likewise.
7016 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7017 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7018 emit_output_reload_insns): Likewise.
7019 * targhooks.c (default_secondary_reload): Likewise.
7020 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7022 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7024 * recog.c (validate_change_1, validate_change,
7025 validate_unshare_change, validate_replace_rtx_1, struct
7026 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7028 * reload.c (push_secondary_reload, secondary_reload_class,
7029 scratch_reload_class, find_valid_class, find_reusable_reload,
7030 push_reload, find_dummy_reload, find_reloads_address_1,
7031 find_reloads_address_part, find_equiv_reg): Likewise.
7032 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7033 choose_reload_regs): Likewise.
7034 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7036 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7037 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7038 * sched-rgn.c (concat_INSN_LIST): Likewise.
7039 * stor-layout.c (mode_for_size, mode_for_size_tree,
7040 smallest_mode_for_size): Likewise.
7042 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7044 * cfg.c (dump_reg_info): Avoid C++ keywords.
7045 * dwarf2asm.c (dw2_force_const_mem,
7046 dw2_asm_output_encoded_addr_rtx): Likewise.
7047 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7048 * expmed.c (expand_shift): Likewise.
7049 * global.c (find_reg): Likewise.
7050 * graph.c (draw_edge): Likewise.
7051 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7052 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7053 widen_clz, widen_bswap, expand_parity, expand_unop,
7054 emit_cmp_and_jump_insn_1): Likewise.
7055 * postreload.c (reload_cse_simplify_operands): Likewise.
7056 * ra.h (add_neighbor): Likewise.
7057 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7058 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7059 record_reg_classes, copy_cost, record_address_regs,
7060 invalid_mode_change_p): Likewise.
7061 * regrename.c (regrename_optimize, scan_rtx_reg,
7062 dump_def_use_chain, find_oldest_value_reg,
7063 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7065 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7067 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7068 MASK_POWERPC64 for power4 in previous commit.
7070 2008-07-16 Olivier Hainque <hainque@adacore.com>
7072 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7073 instead of bare conversion to cast const-ness away.
7075 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7077 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7078 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7079 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7080 (TARGET_FUNCTION_VALUE): Define.
7082 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7084 * config/rs6000/rs6000.c (processor_target_table): Add
7085 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7087 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7090 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7091 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7092 m32c_legitimize_reload_address.
7094 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7096 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7097 DECL_IN_SYSTEM_HEADER in sync.
7099 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7101 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7102 * tree-ssa-pre.c (pre_expr_eq): Ditto
7103 (get_constant_for_value_id): Take a type as an argument.
7104 (fully_constant_expression): Pass in type.
7105 (find_or_generate_expression): Short circuit constant case.
7106 (create_expression_by_pieces): Remove special casing of
7108 (do_regular_insertion): Short circuit constant case.
7109 (do_partial_partial_insertion): Ditto.
7111 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7114 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7116 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7118 * config/xtensa/libgcc-xtensa.ver: New file.
7119 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7121 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7123 * df-problems.c (df_set_note): Avoid C++ keywords.
7124 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7125 * dse.c (record_store, remove_useless_values): Likewise.
7126 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7127 gen_reg_rtx_offset, operand_subword, change_address_1,
7128 change_address, adjust_address_1, offset_address,
7129 widen_memory_access, emit_copy_of_insn_after): Likewise.
7130 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7131 * fwprop.c (should_replace_address, propagate_rtx_1,
7132 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7134 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7135 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7136 * lcm.c (compute_insert_delete, pre_edge_lcm,
7137 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7138 * lower-subreg.c (resolve_reg_notes): Likewise.
7139 * mode-switching.c (optimize_mode_switching): Likewise.
7141 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7143 * bt-load.c (add_btr_def, migrate_btr_def,
7144 branch_target_load_optimize): Avoid C++ keywords.
7145 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7147 * combine.c (subst, simplify_set, make_extraction,
7148 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7149 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7150 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7152 2008-07-15 Richard Guenther <rguenther@suse.de>
7155 * c-common.c (strict_aliasing_warning): Do not warn for
7156 TYPE_REF_CAN_ALIAS_ALL pointers.
7157 (c_common_get_alias_set): may_alias types are not special.
7158 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7159 attribute and set can_ref_all accordingly.
7160 (build_reference_type_for_mode): Likewise.
7161 * doc/extend.texi (may_alias): Clarify.
7163 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7166 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7167 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7169 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7172 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7173 gcc_assert, instead call output_operand_lossage.
7175 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7177 * builtins.c (std_canonical_va_list): Treat structure based
7180 2008-07-15 Ben Elliston <bje@au.ibm.com>
7182 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7184 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7186 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7189 2008-07-14 Jan Hubicka <jh@suse.cz>
7191 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7192 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7193 fix predicates and constraints.
7194 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7195 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7197 2008-07-14 Doug Kwan <dougkwan@google.com>
7199 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7200 additional option file arm/eabi.opt.
7201 * config/arm/eabi.h (File): New configuration file for EABI targets.
7202 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7203 SUBSUBTARGET_EXTRA_SPECS.
7204 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7205 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7206 from STARTFILE_SPEC so that it can be referenced in an override.
7207 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7208 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7209 can be referenced in an override.
7210 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7211 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7212 so that it can be referenced in an override.
7213 (LINK_SPEC): Use BPABI_LINK_SPEC.
7214 * config/arm/eabi.opt (File): New.
7216 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7218 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7219 (FIXED_VALUE_H): New variable.
7220 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7221 input.h, fixed-value.h.
7222 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7223 (BASIC_BLOCK_H): Use $(BITMAP_H).
7224 (FUNCTION_H): Add varray.h.
7225 (IPA_REFERENCE_H): Use $(BITMAP_H).
7226 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7227 (DF_H): Use $(BITMAP_H).
7228 (GGC_H): Add statistics.h.
7230 (INSN_ATTR_H): Use it.
7231 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7233 (SYMTAB_H): Add $(OBSTACK_H).
7234 (CPP_INTERNAL_H): New.
7235 (TREE_DUMP_H): Add tree-pass.h.
7236 (TREE_FLOW_H): Use $(BITMAP_H)
7237 (PRETTY_PRINT_H): Use $(INPUT_H).
7238 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7241 (many object files): Fix lots of header dependencies throughout.
7243 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7245 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7247 (s-gtyp-input): Use them to write tmp-gi.list.
7248 (echo_to_gi.list): Remove.
7250 2008-07-14 Richard Guenther <rguenther@suse.de>
7252 * tree-ssa-sccvn.c (pre_info): Remove.
7253 (switch_to_PRE_table): Likewise.
7254 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7255 (set_hashtable_value_ids): Do not create value-ids for the
7257 (run_scc_vn): Remove double test. Remove bogus special-case
7258 in value-number printing.
7259 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7260 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7262 * tree-flow-inline.h (get_value_handle): Remove.
7263 * tree-flow.h (get_value_handle): Remove.
7265 2008-07-14 Martin Jambor <mjambor@suse.cz>
7267 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7268 in which we generate arithmetics is not a subrange.
7270 2008-07-14 Martin Jambor <mjambor@suse.cz>
7272 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7274 2008-07-14 Richard Guenther <rguenther@suse.de>
7276 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7278 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7281 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7282 reload for symbol refs moved to r0 with -fPIC.
7283 (legitimize_pic_address): Use the target register as temporary
7285 (emit_symbolic_move): Adjust comment.
7286 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7289 2008-07-14 Ben Elliston <bje@au.ibm.com>
7291 * c-common.h (C_CPP_HASHNODE): New macro.
7292 * coretypes.h (struct cpp_token): Forward declare.
7293 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7294 the context-sensitive keyword method.
7295 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7296 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7297 expand_bool_pixel): New.
7298 (altivec_categorize_keyword): New function.
7299 (init_vector_keywords): New function.
7300 (rs6000_macro_to_expand): Likewise.
7301 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7302 compiling an ISO C dialect.
7304 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7306 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7307 (create_expression_by_pieces): Fix typo.
7308 (do_regular_insertion): Use debug counter here too.
7310 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7313 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7314 CONST_OK_FOR_LETTER_P. All port-local users changed.
7315 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7316 implement Kp matching power-of-two.
7317 (CONSTRAINT_LEN): Define to match.
7318 * config/cris/cris.md: Replace all use of constraint K with Kc.
7319 ("*btst*): Use Kp for operand 0 of last alternative.
7321 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7324 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7327 2008-07-13 Jan Hubicka <jh@suse.cz>
7329 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7332 2008-07-13 Richard Guenther <rguenther@suse.de>
7335 * langhooks.c (lhd_print_error_function): Deal with recursive
7338 2008-07-12 Jan Hubicka <jh@suse.cz>
7340 * cgraph.c (assembler_name_hash): New static var.
7341 (hash_node_by_assembler_name, eq_assembler_name): New.
7342 (cgraph_node_for_asm): Use hashtable.
7343 (cgraph_remove_node): Maintain hashtable.
7344 (change_decl_assembler_name): Sanity check that names are not changing
7345 after aliasing was processed.
7346 * cgraph.h (varpoon_node): Add next GGC marker.
7347 * tree.c (decl_assembler_name_equal): Constify.
7348 (decl_assembler_name_hash): New.
7349 * tree.h (decl_assembler_name_equal): Constify.
7350 (decl_assembler_name_hash): Update.
7352 2008-07-12 David Daney <ddaney@avtrex.com>
7354 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7357 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7359 * doc/md.texi: Document the MIPS "v" constraint.
7360 * config/mips/mips.h (reg_class): Revert last change.
7361 (REG_CLASS_NAMES): Likewise.
7362 (REG_CLASS_CONTENTS): Likewise.
7363 * config/mips/mips.c (mips_regno_to_class): Likewise.
7364 * config/mips/constraints.md (v): Likewise, but add documentation.
7365 Add a comment to say that this constraint should not be used in
7368 2008-07-11 DJ Delorie <dj@redhat.com>
7370 * config/h8300/h8300.md (length): Fix branch offset limit.
7372 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7374 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7375 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7376 (avr_hard_regno_scratch_ok): New function.
7377 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7378 * config/avr/avr.md (all peepholes that request a scratch register):
7379 Remove avr_peep2_scratch_safe use.
7381 2008-07-11 Tom Tromey <tromey@redhat.com>
7382 Ian Lance Taylor <iant@google.com>
7384 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7385 (struct c_common_resword): Define.
7386 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7387 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7388 (c_common_reswords, num_c_common_reswords): Declare.
7389 * c-common.c (c_common_reswords): New global const array.
7390 (num_c_common_reswords): New const int.
7391 * c-parser.c (struct resword, reswords): Don't define.
7392 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7393 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7394 than reswords. If warning about C++ keywords, give them a special
7396 (c_lex_one_token): Warn about C++ keywords. Call
7397 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7398 (c_parser_external_declaration): Look for RID_xxx rather than
7399 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7400 (c_parser_statement_after_labels): Likewise.
7401 (c_parser_objc_class_instance_variables): Likewise.
7402 (c_parser_objc_class_declaration): Likewise.
7403 (c_parser_objc_try_catch_statement): Likewise.
7404 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7405 (declspecs_add_type): Likewise.
7407 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7409 * ggc-page.c (alloc_page):
7410 Substituting xmalloc, xcalloc with
7411 XNEWVEC and XCNEWVAR macros which add the
7414 2008-07-11 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/36765
7417 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7418 aliases from HEAP vars to SMTs.
7420 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7422 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7423 * configure.ac (loose_warn): Move -Wc++-compat from here...
7424 (strict_warn): ...to here.
7425 * configure: Regenerate.
7427 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7429 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7430 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7431 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7432 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7433 excluding more specific h8300-*-* and sh-*-* targets.
7435 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7437 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7439 (execute_pre): Call loop_optimizer_finalize in early exit.
7441 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7444 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7445 uids in the bitmap, not just VAR_DECL uids.
7447 PR rtl-optimization/36419
7448 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7449 (combine_stack_adjustments_for_block): Call it if needed. Delete
7451 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7452 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7453 prologue sp adjustment.
7455 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7458 * opts.c (print_ignored_options): Report postponed diagnostics for
7459 unknown -Wno-* options as warnings, not errors.
7460 (postpone_unknown_option_error): Renamed to...
7461 (postpone_unknown_option_warning): ... this.
7463 2008-07-09 Doug Kwan <dougkwan@google.com>
7466 2008-07-08 Doug Kwan <dougkwan@google.com>
7468 * config/arm/arm.opt (mandroid): New option.
7469 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7470 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7472 (CC1PLUS_SPEC): Same.
7474 (STARTFILE_SPEC): Same.
7475 (ENDFILE_SPEC): Same.
7476 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7479 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7482 * config/mips/mips.h (reg_class): Remove V1_REG.
7483 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7484 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7486 (mips_get_tp): New function.
7487 (mips_legitimize_tls_address): Use it.
7488 * config/mips/constraints.md (v): Delete.
7489 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7490 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7491 After reload, split into a move and ...
7492 (*tls_get_tp_<mode>_split): ...this new instruction.
7494 2008-07-09 David Daney <ddaney@avtrex.com>
7496 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7498 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7500 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7501 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7503 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7504 htab_delete should be called. Don't free c.
7505 (lookup_tmp_var): Create temp_htab lazily.
7506 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7507 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7509 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7510 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7511 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7512 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7513 * tree-sra.c (generate_element_init): Likewise.
7514 * tree-mudflap.c (execute_mudflap_function_ops,
7515 execute_mudflap_function_decls): Likewise.
7516 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7517 * tree-gimple.h (struct gimplify_ctx): New type.
7518 (push_gimplify_context): Adjust prototype.
7520 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7522 * tree-ssa-pre.c (phi_translate_1): Update placement of
7525 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7527 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7528 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7529 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7530 * targhooks.c (default_hard_regno_scratch_ok): New function.
7531 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7532 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7533 * recog.c: Include "target.h".
7534 (peep2_find_free_register): Add check for global regs. Add target
7536 * Makefile.in (recog.o): Depend on target.h.
7538 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7540 * config/sh/sh.c (sh_canonical_va_list_type): New.
7541 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7543 2008-07-09 Raksit Ashok <raksit@google.com>
7545 * doc/invoke.texi (Option Summary): Mention new option
7546 -Wdisallowed-function-list=...
7547 (Warning Options): Document -Wdisallowed-function-list=...
7548 * common.opt (Wdisallowed-function-list=): New flag.
7549 * flags.h (warn_disallowed_functions): External definition of new
7550 boolean warning flag.
7551 (warn_if_disallowed_function_p): Declare new function.
7552 * opts.c (warning_disallowed_functions): New static variable.
7553 (warn_disallowed_functions): New boolean warning flag.
7554 (warn_if_disallowed_function_p): New function.
7555 (add_comma_separated_to_vector): Rename
7556 add_instrument_functions_exclude_list to this.
7557 (common_handle_option): Handle new option. Rename calls to
7558 add_instrument_functions_exclude_list into calls to
7559 add_comma_separated_to_vector.
7560 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7561 based on flag warn_disallowed_functions.
7563 2008-07-09 Christian Bruel <christian.bruel@st.com>
7565 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7566 instead of get_attr_length.
7568 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7570 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7572 * genemit.c (gen_insn): Likewise.
7573 * gengtype.c (note_def_vec): Likewise.
7574 * gengtype.h (note_def_vec): Likewise.
7575 * genoutput.c (struct data, output_insn_data, process_template,
7576 gen_expand, gen_split, note_constraint): Likewise.
7577 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7578 make_insn_sequence): Likewise.
7579 * gensupport.c (record_insn_name): Likewise.
7581 2008-07-08 Doug Kwan <dougkwan@google.com>
7583 * config/arm/arm.opt (mandroid): New option.
7584 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7585 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7587 (CC1PLUS_SPEC): Same.
7589 (STARTFILE_SPEC): Same.
7590 (ENDFILE_SPEC): Same.
7591 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7594 2008-07-08 Raksit Ashok <raksit@google.com>
7596 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7597 (set_storage_via_setmem): Fix expected_align parameter.
7598 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7599 missing from the list.
7600 * doc/md.texi (movmem): Explicitly state that expected alignment is
7601 to be expressed in bytes.
7602 (setmem): Explicitly state that expected alignment is to be expressed
7605 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7607 * reload.c (find_reloads_subreg_address): Do not require validity
7608 of address in original mode before reloading address.
7610 2008-07-07 Tianwei Sheng <tianweis@google.com>
7612 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7613 bounds array access.
7615 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7617 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7619 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7621 Fix PR tree-optimization/23455
7622 Fix PR tree-optimization/35286
7623 Fix PR tree-optimization/35287
7624 * Makefile.in (OBJS-common): Remove tree-vn.o.
7625 (tree-vn.o): Remove.
7626 * dbgcnt.def: Add treepre_insert debug counter.
7627 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7628 (debug_value_expressions): Ditto.
7629 (print_value_expressions): Ditto.
7630 * tree-pretty-print.c (dump_generic_node): Updated for
7631 VALUE_HANDLE removal.
7632 * tree-ssa-dom.c (record_equality): Ditto.
7633 (cprop_operand): Ditto.
7634 (lookup_avail_expr): Ditto.
7635 * tree-ssa-threadedge.c
7636 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7637 (simplify_control_stmt_condition): Ditto.
7638 * tree.c (tree_code_size): Ditto.
7639 (tree_node_structure): Ditto.
7640 (iterative_hash_expr): Ditto.
7642 * tree.h (VALUE_HANDLE_ID): Ditto.
7643 (VALUE_HANDLE_EXPR_SET): Ditto.
7644 (struct tree_value_handle): Ditto.
7645 (union tree_node): Ditto.
7646 * treestruct.def: Ditto.
7647 * tree-vn.c: Removed.
7648 * tree-ssa-pre.c: Rewritten entirely.
7649 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7650 (constant_value_ids): Ditto.
7651 (vn_nary_op_t): Moved to header.
7653 (vn_reference_op_t): Ditto
7654 (vn_reference_t): Ditto.
7655 (next_value_id): New variable.
7656 (VN_INFO): Add an assert.
7657 (vn_constant_eq): New function.
7658 (vn_constant_hash): Ditto.
7659 (get_or_alloc_constant_value_id): Ditto.
7660 (value_id_constant_p): Ditto.
7661 (vn_reference_compute_hash): De-staticify.
7662 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7663 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7664 (valueize_refs): Update opcode if it changes from ssa name to constant.
7665 (vn_reference_lookup_1): Add new argument.
7666 (vn_reference_lookup): Ditto.
7667 (vn_reference_lookup_pieces): New function.
7668 (vn_reference_insert): Add return type. Modify to deal with value ids.
7669 (vn_reference_insert_pieces): New function.
7670 (vn_nary_op_compute_hash): De-staticify.
7671 (vn_nary_op_eq): Ditto.
7672 (vn_nary_op_lookup_pieces): New function.
7673 (vn_nary_op_lookup): Add new argument.
7674 (vn_nary_op_insert_pieces): New function.
7675 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7676 (vn_phi_insert): Ditto.
7677 (visit_unary_op): Update for callee changes.
7678 (visit_binary_op): Ditto.
7679 (visit_reference_op_load): Ditto.
7680 (visit_reference_op_store): Ditto.
7681 (init_scc_vn): Init next_value_id, constant_to_value_id and
7683 (free_scc_vn): Free them.
7684 (set_hashtable_value_ids): New function.
7685 (run_scc_vn): Use it.
7686 (get_max_value_id): New function.
7687 (get_next_value_id): Ditto.
7688 (expressions_equal_p): Moved from tree-vn.c
7689 (sort_vuses): Ditto.
7690 (sort_vuses_heap): Ditto.
7691 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7693 * tree.c (iterative_hash_hashval_t): Made non-static
7694 * tree.h (iterative_hash_hashval_t): Declare it.
7696 2008-07-08 Martin Jambor <mjambor@suse.cz>
7698 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7699 instead of ipa_create_node_params.
7700 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7701 ipa_check_create_edge_args, free them with
7702 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7704 * ipa-prop.c: Include flags.h and tree-inline.h.
7705 (ipa_node_params_vector): New variable.
7706 (ipa_edge_args_vector): New variable.
7707 (edge_removal_hook_holder): New variable.
7708 (node_removal_hook_holder): New variable.
7709 (edge_duplication_hook_holder): New variable.
7710 (node_duplication_hook_holder): New variable.
7711 (ipa_detect_param_modifications): Check for presence of modified flags.
7712 (ipa_compute_jump_functions): Check for presence of jump functions.
7713 (ipa_free_edge_args_substructures): New function.
7714 (ipa_create_node_params): Removed.
7715 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7716 (ipa_free_node_params_substructures): New function.
7717 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7719 (ipa_edge_removal_hook): New function.
7720 (ipa_node_removal_hook): New function.
7721 (duplicate_array): New function.
7722 (ipa_edge_duplication_hook): New function.
7723 (ipa_node_duplication_hook): New function.
7724 (ipa_register_cgraph_hooks): New function.
7725 (ipa_unregister_cgraph_hooks): New function.
7726 (free_all_ipa_structures_after_ipa_cp): New function.
7728 * ipa-prop.h: Include vec.h.
7729 (ipa_node_params_t): New typedef with vector types for it.
7730 (ipa_edge_args_t): New typedef with vector types for it.
7731 (IPA_NODE_REF): Changed to access an on-the-side vector.
7732 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7733 (ipa_check_create_node_params): New function.
7734 (ipa_check_create_edge_args): New function.
7736 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7739 2008-07-07 Tom Tromey <tromey@redhat.com>
7741 * configure, config.in: Rebuilt.
7742 * configure.ac: Don't check for scandir or alphasort.
7744 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7746 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7747 types immediately after creating them.
7749 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7751 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7753 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7755 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7756 dump_constraint_graph.
7757 (dump_constraint_edge): New function.
7758 (dump_constraint_graph): New function.
7759 (debug_constraint_graph): New function.
7760 (dump_constraint): Removed useless comparison.
7761 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7762 (dump_constraint_graph): Declare.
7763 (debug_constraint_graph): Declare.
7764 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7766 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7768 * config/i386/i386.c (is_va_list_char_pointer): New.
7769 (ix86_va_start): Replace compare with ms_va_list_type_node
7770 by is_va_list_char_pointer.
7771 (ix86_gimplify_va_arg): Likewise.
7773 2008-07-07 Martin Jambor <mjambor@suse.cz>
7775 * cgraph.c (cgraph_edge_max_uid): New variable.
7776 (struct cgraph_edge_hook_list): New type.
7777 (struct cgraph_node_hook_list): New type.
7778 (struct cgraph_2edge_hook_list): New type.
7779 (struct cgraph_2node_hook_list): New type.
7780 (first_cgraph_edge_removal_hook): New variable.
7781 (first_cgraph_node_removal_hook): New variable.
7782 (first_cgraph_edge_duplicated_hook): New variable.
7783 (first_cgraph_node_duplicated_hook): New variable.
7784 (cgraph_add_edge_removal_hook): New function.
7785 (cgraph_remove_edge_removal_hook): New function.
7786 (cgraph_call_edge_removal_hooks): New function.
7787 (cgraph_add_node_removal_hook): New function.
7788 (cgraph_remove_node_removal_hook): New function.
7789 (cgraph_call_node_removal_hooks): New function.
7790 (cgraph_add_edge_duplication_hook): New function.
7791 (cgraph_remove_edge_duplication_hook): New function.
7792 (cgraph_call_edge_duplication_hooks): New function.
7793 (cgraph_add_node_duplication_hook): New function.
7794 (cgraph_remove_node_duplication_hook): New function.
7795 (cgraph_call_node_duplication_hooks): New function.
7796 (cgraph_create_edge): Assign to edge uid.
7797 (cgraph_remove_edge): Call edge removal hooks.
7798 (cgraph_node_remove_callees): Call edge removal hooks.
7799 (cgraph_node_remove_callers): Call edge removal hooks.
7800 (cgraph_remove_node): Call node removal hooks.
7801 (cgraph_clone_edge): Call edge duplication hooks.
7802 (cgraph_clone_node): Call node duplication hooks.
7804 * cgraph.h (cgraph_edge): New field uid.
7805 (cgraph_edge_hook): New type.
7806 (cgraph_node_hook): New type.
7807 (cgraph_2edge_hook): New type.
7808 (cgraph_2node_hook): New type.
7810 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7812 * config.in: Regenerate.
7814 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7816 * gcc.c (print_sysroot): New.
7817 (option_map, display_help, process_command): Handle the
7818 -print-sysroot option.
7819 (main): Print the sysroot if requested.
7820 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7822 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7825 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7827 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7829 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7830 (assign_parm_setup_block_p): Also check mode of entry_parm.
7832 2008-07-07 Richard Guenther <rguenther@suse.de>
7834 * tree-ssa-structalias.h (set_used_smts): Remove.
7835 * tree-ssa-structalias.c (used_smts): Likewise.
7836 (set_used_smts): Likewise.
7837 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7838 call to set_used_smts.
7840 2008-07-07 Richard Guenther <rguenther@suse.de>
7842 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7843 (new_var_info): Set it to false.
7844 (solution_set_add): Correctly handle pointers outside a var and
7846 (type_safe): Treat variables with is_full_var properly.
7847 (do_sd_constraint): Likewise.
7848 (do_ds_constraint): Likewise.
7849 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7850 (get_constraint_for_ptr_offset): New function.
7851 (get_constraint_for_component_ref): For addresses at least include
7852 the last field of the variable. Handle is_full_vars properly.
7853 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7854 (handle_ptr_arith): Remove.
7855 (find_func_aliases): Simplify assignment handling.
7856 (create_function_info_for): For parameter and result varinfos set
7858 (create_variable_info_for): Set is_full_var flag whenever we
7859 just created a single varinfo for a decl.
7860 (init_alias_vars): Initialize use_field_sensitive from
7861 max-fields-for-field-sensitive parameter.
7863 2008-07-07 Richard Guenther <rguenther@suse.de>
7865 PR tree-optimization/36713
7866 * tree-flow-inline.h (is_call_used): New function.
7867 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7868 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7869 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7871 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7873 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7875 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7877 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7879 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7880 Nathan Sidwell <nathan@codesourcery.com>
7882 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7883 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7885 * config/m68k/t-linux: New.
7886 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7889 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7891 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7892 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7895 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7897 * gcc.c (execute): Fix -Wc++-compat warning.
7899 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7902 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7903 constant for little endian.
7905 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7907 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7908 mips_base_mips16 instead of TARGET_MIPS16.
7909 (mips_base_mips16): Declare.
7910 * config/mips/mips.c (mips_base_mips16): Make global.
7911 (was_mips16_p): Remove GTY marker.
7912 (was_mips16_pch_p): New variable.
7913 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7914 (mips_override_options): Force to non-MIPS16 mode initially.
7915 Do not complain about MIPS16 PIC incompatibilities here.
7916 Only allow -mgpopt if -mexplicit-relocs is in force for
7919 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7921 * configure.ac: Check for caddr_t, define to char * if not defined.
7922 * configure: Regenerate.
7923 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7924 (mmap_gt_pch_use_address): Likewise.
7925 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7927 2008-07-06 Richard Guenther <rguenther@suse.de>
7929 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7930 (new_var_info): Deal with it.
7931 (solution_set_add): Likewise.
7932 (bitpos_of_field): Make signed, fix.
7933 (struct fieldoff): Remove type and decl fields. Make size field
7934 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7936 (fieldoff_compare): Deal with it.
7937 (push_fields_onto_fieldstack): Remove has_union argument, glob
7938 adjacent non-pointer fields together.
7939 (create_function_info_for): Do not set has_union.
7940 (create_variable_info_for): Simplify.
7942 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7944 * config.gcc (extra_headers): Add cross-stdarg.h for target
7945 x86_64-*-* and i?86-*-*.
7946 * config/i386/cross-stdarg.h: New.
7947 * builtins.c (std_fn_abi_va_list): New.
7948 (std_canonical_va_list_type): New.
7949 (stabilize_va_list): Replace va_list_type_node use by
7950 mtarget.canonical_va_list_type.
7951 (gimplify_va_arg_expr): Likewise.
7952 (expand_builtin_va_copy): Replace va_list_type_node use by
7953 mtarget.fn_abi_va_list.
7954 * tree-sra.c (is_va_list_type): New helper.
7955 (decl_can_be_decomposed_p): Replace
7956 va_list_type_node use by is_va_list_type.
7957 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7958 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7959 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7960 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7961 (ix86_enum_va_list): New.
7962 * config/i386/i386.c (sysv_va_list_type_node): New.
7963 (ms_va_list_type_node): New.
7964 (ix86_function_type_abi): Remove sorry.
7965 (ix86_build_builtin_va_list_abi): New.
7966 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7968 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7969 (ix86_init_builtins_va_builtins_abi): New.
7970 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7972 (ix86_handle_abi_attribute): New.
7973 (attribute_spec): Add sysv_abi and ms_abi.
7974 (ix86_fn_abi_va_list): New.
7975 (ix86_canonical_va_list_type): New.
7976 (ix86_enum_va_list): New.
7977 (TARGET_FN_ABI_VA_LIST): New.
7978 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7979 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7980 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7981 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7982 (TARGET_ENUM_VA_LIST): New.
7983 * expr.h (std_fn_abi_va_list): New.
7984 (std_canonical_va_list_type): New.
7985 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7986 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7987 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7988 TARGET_CANONICAL_VA_LIST_TYPE.
7989 * target.h (struct gcc_target): Add fn_abi_va_list hook
7990 and canonical_va_list_type hook.
7992 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7994 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7995 integral and pointer types.
7997 2008-07-04 Roger Sayle <roger@eyesopen.com>
7999 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8000 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8002 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8005 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8007 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8009 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8010 build_gimple_modify_stmt.
8011 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8012 gimple operand. Use fold_build* instead of build*.
8014 2008-07-04 Richard Guenther <rguenther@suse.de>
8016 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8017 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8018 properly to compute the reachability set if we do field-sensitive PTA.
8019 * invoke.texi (max-fields-for-field-sensitive): Document default.
8020 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8021 100 for optimize >= 2.
8023 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8025 * ggc-zone.c (lookup_page_table_if_allocated,
8026 set_page_table_entry, zone_find_object_size, alloc_small_page,
8027 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8028 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8029 -Wc++-compat and/or -Wcast-qual warnings.
8031 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8034 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8035 pic_offset_table_rtx to be marked as used here.
8036 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8037 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8038 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8039 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8042 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8044 * alloc-pool.c (hash_descriptor, eq_descriptor,
8045 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8046 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8048 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8049 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8050 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8051 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8054 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8056 * tree-flow.h (loop_only_exit_p): Declare.
8057 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8058 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8059 the number of iterations if it is constant. Otherwise, if this is the
8060 only possible exit of the loop, use the conservative estimate on the
8061 number of iterations of the entire loop if available.
8063 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8065 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8066 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8067 Add synchronization functions.
8068 * config/sync.c: New file.
8069 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8070 (LIBGCC_SYNC_CFLAGS): Likewise.
8072 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8075 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8076 (*pushtf_sse): New insn pattern.
8077 (pushtf splitters): New splitters.
8079 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8082 * predict.c (build_predict_expr): Use void_type_node for the tree
8083 type, instead of NULL_TREE.
8085 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8087 * config/i386/i386.c (contains_aligned_value_p): Return true
8089 (ix86_data_alignment): Align TCmode to 128bits.
8090 (ix86_local_alignment): Likewise.
8092 2008-07-03 Andrew Haley <aph@redhat.com>
8095 * vec.h (VEC_TA): New.
8096 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8097 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8098 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8099 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8100 (C_COMMON_FIXED_TYPES): Remove first arg.
8101 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8102 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8103 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8104 not to use empty macro arguments.
8106 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8108 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8109 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8110 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8111 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8112 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8113 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8114 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8115 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8116 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8117 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8118 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8119 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8120 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8121 config/rs6000/e500crtres64gpr.asm,
8122 config/rs6000/e500crtres64gprctr.asm,
8123 config/rs6000/e500crtrest32gpr.asm,
8124 config/rs6000/e500crtrest64gpr.asm,
8125 config/rs6000/e500crtresx32gpr.asm,
8126 config/rs6000/e500crtresx64gpr.asm,
8127 config/rs6000/e500crtsav32gpr.asm,
8128 config/rs6000/e500crtsav64gpr.asm,
8129 config/rs6000/e500crtsav64gprctr.asm,
8130 config/rs6000/e500crtsavg32gpr.asm,
8131 config/rs6000/e500crtsavg64gpr.asm,
8132 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8133 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8134 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8135 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8136 config/sparc/sol2-cn.asm: Remove .file directives.
8138 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8140 * resource.c (mark_referenced_resources): Look inside
8141 UNSPEC_VOLATILEs and ASM_INPUTs.
8143 2008-07-02 Ian Lance Taylor <iant@google.com>
8145 * rtlanal.c (add_reg_note): New function.
8146 * rtl.h (add_reg_note): Declare.
8147 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8148 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8149 * builtins.c (expand_builtin_longjmp): Likewise.
8150 (expand_builtin_nonlocal_goto): Likewise.
8151 * calls.c (emit_call_1, expand_call): Likewise.
8152 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8153 * cfglayout.c (fixup_reorder_chain): Likewise.
8154 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8155 (commit_one_edge_insertion): Likewise.
8156 * combine.c (move_deaths, distribute_notes): Likewise.
8157 * df-problems.c (df_set_note): Likewise.
8158 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8159 (set_unique_reg_note): Likewise.
8160 (emit_copy_of_insn_after): Likewise.
8161 * expr.c (expand_expr_real): Likewise.
8162 * gcse.c (add_label_notes): Likewise.
8163 * haifa-sched.c (create_check_block_twin): Likewise.
8164 * jump.c (mark_jump_label_1): Likewise.
8165 * loop-doloop.c (add_test, doloop_modify): Likewise.
8166 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8167 * lower-subreg.c (move_eh_region_note): Likewise.
8168 * optabs.c (emit_libcall_block): Likewise.
8169 * predict.c (predict_insn): Likewise.
8170 (combine_predictions_for_insn): Likewise.
8171 * recog.c (peephole2_optimize): Likewise.
8172 * regmove.c (try_auto_increment): Likewise.
8173 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8174 * reload.c (find_reloads): Likewise.
8175 * reload1.c (fixup_eh_region_note): Likewise.
8176 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8177 * reorg.c (delete_prior_computation): Likewise.
8178 (delete_computation, dbr_schedule): Likewise.
8179 * config/pa/pa.c (legitimize_pic_address): Likewise.
8180 * config/sh/sh.c (sh_reorg): Likewise.
8182 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8185 * config/libgcc-glibc.ver: Add %exclude.
8186 * config/m32r/libgcc-glibc.ver: Likwise.
8187 * config/s390/libgcc-glibc.ver: Likwise.
8188 * config/sh/libgcc-glibc.ver: Likwise.
8189 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8191 * config/i386/libgcc-glibc.ver: New.
8193 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8195 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8197 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8198 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8199 i[34567]86-*-linux*, x86_64-*-linux*. Add
8200 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8201 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8202 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8203 i[34567]86-*-linux*, x86_64-*-linux*.
8205 * libgcc-std.ver: Add empty GCC_4.4.0.
8207 * mkmap-symver.awk: Support multiple versions per symbol.
8209 * config/i386/i386.c (ix86_init_builtins): Always define
8210 __builtin_fabsq and __builtin_copysignq with fallbacks.
8211 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8212 and __builtin_copysignq if SSE2 isn't available.
8214 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8215 (LIBGCC2_TF_CEXT): Likwise.
8218 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8220 * config/i386/sfp-machine.h: Moved to libgcc.
8222 * config/i386/sfp-machine.h: New.
8223 * config/i386/t-linux: Likwise.
8225 * config/i386/t-darwin: Remove softfp_wrap_start and
8227 * config/i386/t-darwin64: Likewise.
8229 * config/i386/t-fprules-softfp64: Renamed to ...
8230 * config/i386/t-fprules-softfp: This.
8232 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8233 and softfp_wrap_end.
8235 2008-07-02 Jason Merrill <jason@redhat.com>
8237 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8239 * tree.c (ctor_to_list): New fn.
8240 * tree.h: Declare it.
8241 (CONSTRUCTOR_ELT): New macro.
8242 (CONSTRUCTOR_NELTS): New macro.
8244 2008-07-02 Richard Guenther <rguenther@suse.de>
8246 * tree-ssa-structalias.c (struct variable_info): Reorder
8247 to fill padding on 64bit hosts. Make collapsed_to an int.
8248 (get_varinfo_fc): Deal with that.
8249 (new_var_info): Likewise.
8250 (collapse_rest_of_var): Likewise.
8252 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8254 * doc/install.texi (--enable-java-home): Document.
8255 (--enable-aot-compile-rpm): Likewise.
8256 (--with-arch-directory): Likewise.
8257 (--with-os-directory): Likewise.
8258 (--with-origin-name): Likewise.
8259 (--with-arch-suffix): Likewise.
8260 (--with-jvm-root-dir): Likewise.
8261 (--with-jvm-jar-dir): Likewise.
8262 (--with-python-dir): Likewise.
8264 2008-07-02 Richard Guenther <rguenther@suse.de>
8266 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8267 from decls explicitly. Merge operand checking from tuples.
8269 2008-07-02 Martin Jambor <mjambor@suse.cz>
8271 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8273 2008-07-02 Martin Jambor <mjambor@suse.cz>
8275 * tree-switch-conversion.c: Included timevar.h
8276 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8278 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8280 2008-07-02 Martin Jambor <mjambor@suse.cz>
8282 * tree-switch-conversion.c: Corrected various comments and
8284 (build_constructors): Fixed minor formatting mistakes.
8286 * invoke.texi (Optimize Options): Corrected the
8287 switch-conversion-max-branch-ratio parameter.
8289 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8291 * final.c (asm_insn_count): Return zero for an empty asm body.
8293 2008-07-02 Richard Guenther <rguenther@suse.de>
8295 * bitmap.h (bitmap_set_bit): Return bool.
8296 (bitmap_clear_bit): Likewise.
8297 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8298 write to the bitmap if it would.
8299 (bitmap_clear_bit): Likewise.
8300 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8301 bitmap_set_bit return value.
8302 (add_pred_graph_edge): Likewise.
8303 (add_graph_edge): Likewise.
8304 (do_sd_constraint): Likewise.
8305 (do_ds_constraint): Likewise.
8307 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8309 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8310 Fix -Wc++-compat and/or -Wcast-qual warnings.
8311 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8312 gen_regparm_prefix): Likewise.
8313 * vmsdbgout.c (write_modbeg, lookup_filename,
8314 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8316 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8318 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8319 defaults.h definition apply.
8321 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8323 * function.c (assign_parm_remove_parallels): New.
8324 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8326 (assign_parm_setup_block): Do not handle them.
8327 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8328 assign_parm_remove_parallels.
8330 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8332 * c-typeck.c (convert_for_assignment): Use
8333 vector_targets_convertible_p.
8334 * c-common.c (vector_targets_convertible_p): New.
8335 * c-common.h (vector_targets_convertible_p): New prototype.
8336 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8337 opaque_p_V2SI_type_node.
8339 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8341 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8344 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8346 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8347 TFmode constants via two element DImode vector for hosts with
8348 HOST_BITS_PER_WIDE_INT < 64.
8349 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8350 also for HOST_BITS_PER_WIDE_INT < 64.
8352 2008-07-01 Richard Guenther <rguenther@suse.de>
8354 PR tree-optimization/36666
8355 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8356 (get_constraint_exp_from_ssa_var): Split into ...
8357 (get_constraint_exp_for_temp): ... this ...
8358 (get_constraint_for_ssa_var): ... and that.
8359 Return constraint expressions for all touched sub-fields
8360 if the results address is not taken.
8361 (process_constraint): Remove assertion that aggregate
8362 assignments do not happen at this place.
8363 (get_constraint_for_component_ref): Add address_p argument.
8364 Return constraint expressions for all touched sub-fields
8365 if the results address is not taken.
8366 (do_deref): Use get_constraint_exp_for_temp.
8367 (get_constraint_for_1): Rename from ...
8368 (get_constraint_for): ... this. Add the old function as wrapper.
8369 (do_structure_copy): Use get_constraint_for_1.
8371 2008-07-01 Martin Jambor <mjambor@suse.cz>
8373 * Makefile.in (tree-switch-conversion.o): Add.
8374 (OBJS-common): Add tree-swtch-conversion.o.
8375 * passes.c (init_optimization_passes): Add pass_convert_switch.
8376 * tree-pass.h: (pass_convert_switch): Add.
8377 * tree-switch-conversion.c: New file.
8378 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8379 * common.opt (ftree-cswtch): New option.
8380 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8381 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8382 * opts.c (decode_options): Set flag_tree_switch_conversion when
8383 optimization level is >= 2.
8384 * doc/invoke.texi (Optimize Options): Added description of
8385 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8387 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8389 * config/darwin-driver.c (darwin_default_min_version): Fix
8390 -Wc++-compat warnings.
8392 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8394 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8397 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8399 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8401 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8403 PR rtl-optimization/34744
8404 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8405 (df_scan_free_internal): Free data structures not
8406 allocated in storage pools.
8407 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8408 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8409 df_scan_free_mws_vec.
8410 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8413 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8415 * config/i386/i386.c (contains_aligned_value_p): Return true
8417 (ix86_function_arg_boundary): Return its natural boundary
8419 (return_in_memory_32): Don't check TDmode.
8420 (ix86_split_to_parts): Support splitting into 4 parts and
8421 support TFmode for 32bit target.
8422 (ix86_split_long_move): Support splitting into 4 parts.
8423 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8425 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8426 (ix86_init_builtins): Here.
8427 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8428 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8429 'q' and 'w', respectively.
8431 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8433 (movtf_internal): Likewise.
8434 (<code>tf2): Likewise.
8435 (*absnegtf2_sse): Likewise.
8436 (copysign<mode>3): Likewise.
8437 (copysign<mode>3_const): Likewise.
8438 (copysign<mode>3_var): Likewise.
8439 (define_split UNSPEC_COPYSIGN): Likewise.
8440 * config/i386/sse.md (*nandtf3): Likewise.
8441 (<code>tf3): Likewise.
8442 (*<code>tf3): Likewise.
8444 2008-06-30 Joey Ye <joey.ye@intel.com>
8445 H.J. Lu <hongjiu.lu@intel.com>
8447 * global.c (compute_regsets): Set frame_pointer_needed here.
8448 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8450 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8452 * doc/install.texi (specific): Expand Windows build notes.
8454 2008-06-30 Ira Rosen <irar@il.ibm.com>
8456 PR tree-optimization/36648
8457 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8458 number of prolog iterations by step. Fix the comment.
8460 2008-06-30 Richard Guenther <rguenther@suse.de>
8463 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8464 handle calls from ECF_MALLOC functions.
8465 (handle_pure_call): ECF_MALLOC functions do not return
8467 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8469 2008-06-29 Andreas Schwab <schwab@suse.de>
8471 * config/m68k/m68k.c (print_operand): Always print a float
8473 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8474 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8477 * config/rs6000/x-linux64: Remove never used file.
8479 2008-06-29 Richard Guenther <rguenther@suse.de>
8481 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8483 (struct alias_info): Move ...
8484 * tree-ssa-alias.c: ... here.
8485 (update_alias_info): Declare.
8486 (compute_may_aliases): Call it.
8487 (update_alias_info): New function.
8488 * tree-ssa-structalias.c (update_alias_info): Move ...
8489 * tree-ssa-alias.c (update_alias_info_1): ... here.
8490 * tree-ssa-structalias.c (process_constraint_1): Remove
8491 unused from_call argument. Rename to ...
8492 (process_constraint): ... this. Delete old wrapper.
8493 (make_constraint_to): Adjust callers.
8494 (handle_const_call): Likewise.
8495 (handle_pure_call): Likewise.
8496 (init_base_vars): Likewise.
8497 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8498 (find_func_aliases): We don't need structure copies for
8500 (make_constraint_from_anything): Remove.
8501 (create_variable_info_for): For globals make constraints
8502 from escaped, not from anything.
8503 (compute_points_to_sets): Do not call update_alias_info.
8504 (ipa_pta_execute): Use make_constraint_from.
8506 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8508 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8509 (bitmap.o-warn, dominance.o-warn): New.
8510 * configure.ac (cxx_compat_warn): Delete.
8511 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8512 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8514 * configure: Regenerate.
8516 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8519 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8521 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8522 * df-scan.c (df_notes_rescan): Likewise.
8523 * ggc-page.c (set_page_table_entry): Likewise.
8524 * intl.c (gcc_gettext_width): Likewise.
8525 * varasm.c (get_unnamed_section, get_noswitch_section,
8526 get_section): Likewise.
8528 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8530 * regrename.c (build_def_use): Don't copy RTX.
8532 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8534 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8535 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8536 punctuation. Use @ref instead of @xref.
8537 (Function Names): Remove stray @display/@end display.
8538 (C++ Attributes): Use @ref instead of @xref.
8539 (Deprecated Features): Fix punctuation around @xref.
8540 (Backwards Compatibility): Likewise.
8541 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8543 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8545 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8546 constants for E500 double.
8548 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8550 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8551 element type of const_vector.
8553 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8555 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8556 Remove FLAGS_REG clobber from expander pattern.
8557 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8558 (anddi3, andsi3, andhi3, andqi3): Ditto.
8559 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8560 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8561 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8562 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8563 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8564 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8565 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8566 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8568 2008-06-28 Richard Guenther <rguenther@suse.de>
8570 * tree-ssa-structalias.c (callused_id, var_callused,
8571 callused_tree): Add.
8572 (handle_pure_call): New function.
8573 (find_func_aliases): Call it.
8574 (find_what_p_points_to): Handle the call-used set.
8575 (clobber_what_escaped): Likewise.
8576 (compute_call_used_vars): New function.
8577 (init_base_vars): Init the call-used variable.
8578 (do_sd_constraint): Do not propagate the solution from CALLUSED
8579 but use CALLUSED as a placeholder.
8580 (solve_graph): Likewise.
8581 * tree-flow-inline.h (gimple_call_used_vars): New function.
8582 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8583 (compute_call_used_vars): Declare.
8584 * tree-ssa-alias.c (set_initial_properties): Call
8585 compute_call_used_vars.
8586 (reset_alias_info): Clear call-used variables.
8587 (add_call_clobber_ops): Assert we are not called for const/pure
8588 functions. Remove handling of them.
8589 (add_call_read_ops): Handle pure functions by adding the
8590 call-used set of variables as VUSEs.
8591 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8592 (delete_tree_ssa): Free it.
8593 * tree-dfa.c (remove_referenced_var): Clear the var from the
8596 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8598 * tree.c (build_varargs_function_type_list): New.
8599 (build_function_type_list_1): New.
8600 (build_function_type_list): Use build_function_type_list_1.
8601 * tree.h (build_varargs_function_type_list): New.
8603 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8606 * config/spu/spu.c (spu_builtin_splats): Do not generate
8607 invalid CONST_VECTOR expressions.
8608 (spu_expand_vector_init): Likewise.
8610 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8612 * optabs.c (libfunc_decls): New variable.
8613 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8614 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8615 for the same function twice.
8617 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8619 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8620 ix86_expand_binary_operator directly.
8621 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8623 (*ashrti3_1): Ditto.
8624 (*lshrti3_1): Ditto.
8625 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8626 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8627 using only one splitter. Conditionaly execute splitter before or
8628 after peephole2 pass.
8629 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8630 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8631 Use only one alternative in asm template.
8632 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8634 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8635 "J" operand constraint for operand 2.
8636 (*ashldi3_cconly_rex64): Ditto.
8637 (*ashrdi3_cmp_rex64): Ditto.
8638 (*ashrdi3_cconly_rex64): Ditto.
8639 (*lshrdi3_cmp_rex64): Ditto.
8640 (*lshrdi3_cconly_rex64): Ditto.
8641 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8642 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8643 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8646 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8648 * gimplify.c (omp_is_private): Don't return true if decl is not
8649 already private on #pragma omp for or #pragma omp parallel for.
8652 * tree-cfg.c (struct move_stmt_d): Replace block field with
8653 orig_block and new_block fields.
8654 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8655 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8656 (move_block_to_fn): Replace vars_map and new_label_map arguments
8657 with struct move_stmt_d pointer.
8658 (replace_block_vars_by_duplicates): New function.
8659 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8660 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8661 all subblocks of ORIG_BLOCK to the new function. Call
8662 replace_block_vars_by_duplicates.
8663 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8664 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8665 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8666 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8667 (expand_omp): Temporarily set input_location to the location of
8668 region's controlling stmt.
8669 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8670 BIND_EXPR, push ctx->block_vars and gimplification vars into
8671 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8673 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8674 there are any BLOCK_VARS.
8675 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8676 OMP_PARALLEL or OMP_TASK stmt.
8677 (lower_omp): Save and restore input_location around the lower_omp_1
8680 2008-06-27 Richard Guenther <rguenther@suse.de>
8682 PR tree-optimization/36400
8683 PR tree-optimization/36373
8684 PR tree-optimization/36344
8685 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8686 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8687 (update_alias_info): Remove call clobbering code.
8688 (make_constraint_to): New helper function.
8689 (make_escape_constraint): Likewise.
8690 (handle_rhs_call): Use it on all pointer containing arguments.
8691 Also mark the static chain escaped.
8692 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8693 instead of ANYTHING.
8694 (make_constraint_from): New helper split out from ...
8695 (make_constraint_from_anything): ... here.
8696 (find_func_aliases): Add constraints for escape sites.
8697 (intra_create_variable_infos): Make constraints from NONLOCAL
8699 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8701 (clobber_what_p_points_to): Remove.
8702 (clobber_what_escaped): New function.
8703 (init_base_vars): Init NONLOCAL and ESCAPED.
8704 (do_sd_constraint): Do not propagate the solution from ESCAPED
8705 but use ESCAPED as a placeholder.
8706 (solve_graph): Likewise.
8707 * tree-flow.h (clobber_what_p_points_to): Remove.
8708 (clobber_what_escaped): Declare.
8709 * tree-ssa-alias.c (set_initial_properties): Call it.
8710 Remove code clobbering escaped pointers.
8712 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8714 * function.c (allocate_struct_function): Only allocate a unique
8715 funcdef_no if the decl is nonzero.
8717 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8719 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8720 * config/mips/mips.c (mips_split_const_insns): New function.
8721 * config/mips/mips.md (move_type): New attribute.
8722 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8723 (dword_mode): New attribute.
8724 (type): Avoid long line. Map "move_type"s to "type"s,
8725 choosing "multi" for doubleword moves if appropriate.
8726 Swap MTC/MFC comments to match their declaration order.
8727 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8728 "type" is "branch" or "jal" is "direct".
8729 (length): Handle "extended_mips16" first. Make the default
8730 "0" for "ghost" instructions. Set the length from "move_type".
8731 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8732 of "type", with "sll0" for the register alternative. Remove the
8733 "extended_mips16" attribute.
8734 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8735 of "type", with "shift_shift" for the register alternative.
8736 Remove the "length" attribute.
8737 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8738 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8739 of "type", with "andi" for the register alternative.
8740 (*zero_extendqihi2): Likewise.
8741 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8742 of "andi" instead of a "type" of "arith".
8743 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8745 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8746 (mov_<store>r, *mov<mode>_ra): Likewise.
8747 (extendsidi2): Use "move_type" instead of "type", with "move"
8748 for the register alternative.
8749 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8750 of "type", with "signext" for the register alternative.
8751 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8752 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8753 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8754 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8755 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8756 (unnamed branch insn): Likewise.
8757 (*movdi_gp32_fp64): Fold into...
8758 (*movdi_32bit): ...here.
8759 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8760 (*movdf_hardfloat): ...this new pattern.
8761 (*movdf_softfloat): Remove redundant FPR alternatives.
8762 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8763 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8764 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8765 the "move" attribute.
8766 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8767 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8768 and "store" for COP loads and stores.
8769 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8770 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8771 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8772 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8773 (*movtf_mips16, *movv2sf): Likewise.
8774 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8775 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8776 (mfhc1<mode>): Use "move_type" instead of "move".
8777 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8778 (loadgp_blockage): Remove the "length" attribute.
8779 (blockage, set_got_version, update_got_version): Likewise.
8780 (call_internal): Remove the "extended_mips16" attribute.
8781 (call_value_internal, call_value_multiple_internal): Likewise.
8782 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8784 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8785 the "length" attribute.
8787 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8789 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8790 -Wcast-qual warnings.
8791 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8792 handle_pragma_pop_macro): Likewise.
8793 * collect2.c (resolve_lib_name): Likewise.
8794 * config/arc/arc.c (arc_init): Likewise.
8795 * config/arm/arm.c (neon_builtin_compare,
8796 locate_neon_builtin_icode): Likewise.
8797 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8798 * config/bfin/bfin.c (bfin_init_machine_status,
8799 bfin_optimize_loop): Likewise.
8800 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8801 * config/cris/cris.c (cris_init_expanders): Likewise.
8802 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8803 * config/darwin.c (machopic_indirection_eq,
8804 machopic_indirection_name, machopic_output_indirection): Likewise.
8805 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8806 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8807 frv_optimize_membar): Likewise.
8808 * config/i386/cygwin.h (mingw_scan,
8809 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8810 * config/i386/cygwin1.c (mingw_scan): Likewise.
8811 * config/i386/i386.c (machopic_output_stub): Likewise.
8812 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8813 i386_pe_unique_section): Likewise.
8814 * config/ia64/ia64.c (ia64_init_machine_status,
8815 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8817 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8818 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8819 * config/m68k/m68k.c (m68k_handle_option,
8820 m68k_sched_md_init_global): Likewise.
8821 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8822 mcore_unique_section): Likewise.
8823 * config/mips/mips.c (mips_block_move_straight,
8824 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8826 * config/mmix/mmix.c (mmix_init_machine_status,
8827 mmix_encode_section_info): Likewise.
8828 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8829 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8830 print_operand_address, output_toc, redefine_groups,
8831 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8832 * config/s390/s390.c (s390_init_machine_status): Likewise.
8833 * config/score/score.c (score_block_move_straight,
8834 score_block_move_loop_body): Likewise.
8835 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8836 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8837 * emit-rtl.c (find_auto_inc): Likewise.
8838 * gcc.c (translate_options, process_command): Likewise.
8839 * reorg.c (dbr_schedule): Likewise.
8840 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8841 * xcoffout.c (xcoffout_declare_function): Likewise.
8843 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8845 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8846 ipa-pta working again.
8848 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8850 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8853 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8855 * config.gcc (powerpc*-*-*): Add new core e500mc.
8856 * config/rs6000/e500mc.md: New file.
8857 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8859 (rs6000_override_options): Add e500mc case to
8860 processor_target_table. Altivec and Spe options not allowed
8861 with e500mc. Add isel instruction to e500mc by
8862 default. Initialize rs6000_cost for e500mc.
8863 (rs6000_issue_rate): Set issue rate for e500mc.
8864 * config/rs6000/rs6000.h (processor_type): Add
8865 PROCESSOR_PPCE500MC.
8866 (ASM_CPU_SPEC): Add e500mc.
8867 Set TARGET_ISEL to rs6000_isel.
8868 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8869 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8870 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8872 * doc/invoke.texi: Add e500mc to list of cpus.
8874 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8877 * c-lex.c (lex_charconst): Initialize unsignedp.
8879 2008-06-27 Olivier Hainque <hainque@adacore.com>
8881 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8882 documented assumptions.
8884 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8886 * dwarf2out.c: Remove trailing white spaces. Break long line
8889 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8891 * libfuncs.h (LTI_synchronize): New libfunc_index.
8892 (synchronize_libfunc): Declare.
8893 * builtins.c (expand_builtin_synchronize): Consider using
8894 synchronize_libfunc before falling back on an asm blockage.
8895 * config/mips/mips.c: Include libfuncs.h
8896 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8898 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8900 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8901 parameter. Copy stack_reg to r11 where appropriate.
8902 (no_global_regs_above): Add gpr parameter.
8903 (rs6000_stack_info): Only add padding for SPE save area if we
8904 are saving SPE GPRs and CR.
8905 (saveres_routine_syms): New variable.
8906 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8908 (rs6000_savres_routine_sym): New function.
8909 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8911 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8912 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8913 Tweak FPR out-of-line saving.
8914 (rs6000_make_savres_rtx): New function.
8915 (rs6000_use_multiple_p): New function.
8916 (rs6000_savres_strategy): New function.
8917 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8918 out-of-line if appropriate.
8919 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8920 if we are optimizing for size.
8921 (GP_SAVE_INLINE): Define.
8922 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8923 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8924 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8925 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8926 (*save_fpregs_<mode>): Add use of r11.
8927 (*restore_gpregs_<mode>): New insn.
8928 (*return_and_restore_gpregs_<mode>): New insn.
8929 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8931 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8932 (*restore_gpregs_spe): New insn.
8933 (*return_and_restore_gpregs_spe): New insn.
8934 * config/rs6000/predicates.md (save_world_operation): Fix check.
8936 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8938 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8939 this point, so assert that.
8941 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8943 * cfganal.c: Include vec.h and vecprim.h.
8944 (compute_idf): Import from...
8945 * tree-into-ssa (compute_idf): ...here.
8946 * basic-block.h (compute_idf): Export.
8948 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8950 * c-decl.c (merge_decls): Use !current_function_decl to check for
8951 extern declaration of C99 inline function being at file scope.
8953 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8955 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8957 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8959 * alias.c (record_alias_subset, init_alias_analysis): Fix
8960 -Wc++-compat and/or -Wcast-qual warnings.
8961 * attribs.c (lookup_attribute_spec): Likewise.
8962 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8963 copy_bb, connect_traces,
8964 find_rarely_executed_basic_blocks_and_cr): Likewise.
8965 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8966 note_btr_set, migrate_btr_defs): Likewise.
8967 * builtins.c (result_vector, expand_builtin_memcpy,
8968 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8969 builtin_memset_read_str, expand_builtin_printf,
8970 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8972 * caller-save.c (mark_set_regs): Likewise.
8973 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8974 * cgraph.c (cgraph_edge): Likewise.
8975 * combine.c (likely_spilled_retval_1): Likewise.
8976 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8977 htab_counts_entry_del, get_coverage_counts): Likewise.
8978 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8979 new_cselib_val): Likewise.
8980 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8981 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8983 * df-core.c (df_compact_blocks): Likewise.
8984 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8985 * df-scan.c (df_grow_reg_info, df_ref_create,
8986 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8987 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8988 df_record_entry_block_defs, df_record_exit_block_uses,
8989 df_bb_verify): Likewise.
8990 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8991 DF_REF_EXTRACT_MODE_CONST): New.
8992 * dominance.c (get_immediate_dominator, get_dominated_by,
8993 nearest_common_dominator, root_of_dom_tree,
8994 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8995 -Wc++-compat and/or -Wcast-qual warnings.
8996 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8997 record_store, replace_read, check_mem_read_rtx, scan_insn,
8998 dse_step1, dse_record_singleton_alias_set): Likewise.
8999 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9001 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9003 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9004 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9005 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9006 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9007 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9008 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9009 file_name_acquire, output_file_names, add_const_value_attribute,
9010 premark_used_types_helper, file_table_eq, file_table_hash,
9011 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9012 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9013 -Wcast-qual warnings.
9014 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9015 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9016 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9017 gen_reg_rtx, start_sequence, init_emit): Likewise.
9018 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9019 * except.c (init_eh_for_function, gen_eh_region,
9020 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9021 arh_to_landing_pad, arh_to_label, add_action_record,
9022 add_call_site, switch_to_exception_section): Likewise.
9023 * expmed.c (synth_mult): Likewise.
9024 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9025 store_expr): Likewise.
9026 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9028 * function.c (assign_stack_temp_for_type,
9029 allocate_struct_function, match_asm_constraints_1): Likewise.
9030 * gcov-io.c (gcov_allocate): Likewise.
9031 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9032 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9033 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9034 record_one_set, insert_expr_in_table, insert_set_in_table,
9035 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9036 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9037 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9038 -Wcast-qual warnings.
9040 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9042 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9043 -Wcast-qual warnings.
9044 * gcc.c (process_command): Likewise.
9045 * genattrtab.c (oballoc): Use XOBNEW.
9046 (oballocvec): Define.
9047 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9048 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9049 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9050 -Wc++-compat and/or -Wcast-qual warnings.
9051 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9052 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9053 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9054 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9055 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9056 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9057 add_excls, process_presence_absence_names,
9058 process_presence_absence_patterns, add_presence_absence,
9059 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9060 get_free_state, add_arc, get_free_automata_list_el,
9061 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9062 transform_3, cache_presence, create_ainsns, create_automata,
9063 create_state_ainsn_table, dfa_insn_code_enlarge,
9064 output_trans_func, output_min_issue_delay_func,
9065 output_dead_lock_func, output_reset_func,
9066 output_get_cpu_unit_code_func, output_dfa_start_func,
9067 expand_automata): Likewise.
9068 * genextract.c (gen_insn): Likewise.
9069 * gengtype-lex.l: Likewise.
9070 * gengtype.c (read_input_list, adjust_field_type,
9071 process_gc_options): Likewise.
9072 * genoutput.c (note_constraint): Likewise.
9073 * genpreds.c (mangle, add_constraint): Likewise.
9074 * genrecog.c (process_define_predicate, new_decision,
9075 add_to_sequence): Likewise.
9076 * gensupport.c (record_insn_name): Likewise.
9078 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9080 * config/i386/driver-i386.c (detect_caches_amd,
9081 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9082 and/or -Wcast-qual warnings.
9083 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9084 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9085 gt_pch_save): Likewise.
9086 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9087 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9088 * global.c (compute_regsets): Likewise.
9089 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9090 finish_graph_dump_file): Likewise.
9091 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9092 unlink_bb_notes): Likewise.
9093 * integrate.c (get_hard_reg_initial_val): Likewise.
9094 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9095 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9096 * local-alloc.c (update_equiv_regs): Likewise.
9097 * loop-invariant.c (check_invariant_table_size,
9098 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9100 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9101 altered_reg_used, mark_altered): Likewise.
9102 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9103 insert_var_expansion_initialization,
9104 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9105 release_var_copies): Likewise.
9106 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9107 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9108 analyze_accesses_for_phi_node, check_var_notmodified_p,
9109 check_allocation_function, find_sites_in_func,
9110 record_all_accesses_in_func, transform_access_sites,
9111 transform_allocation_sites): Likewise.
9112 * omp-low.c (new_omp_region, create_omp_child_function_name,
9113 check_omp_nesting_restrictions, check_combined_parallel,
9114 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9115 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9116 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9117 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9119 * opts-common.c (prune_options): Likewise.
9120 * opts.c (add_input_filename, print_filtered_help,
9121 get_option_state): Likewise.
9122 * params.c (add_params): Likewise.
9123 * passes.c (set_pass_for_id, next_pass_1,
9124 do_per_function_toporder, pass_fini_dump_file): Likewise.
9125 * postreload.c (reload_cse_simplify_operands): Likewise.
9126 * predict.c (tree_predicted_by_p, tree_predict_edge,
9127 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9129 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9131 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9133 * recog.c (check_asm_operands, validate_change_1): Likewise.
9134 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9135 subst_asm_stack_regs): Likewise.
9136 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9137 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9138 * regmove.c (reg_is_remote_constant_p): Likewise.
9139 * regrename.c (regrename_optimize, scan_rtx_reg,
9140 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9142 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9143 regstat_compute_calls_crossed): Likewise.
9144 * reload1.c (init_reload, new_insn_chain,
9145 has_nonexceptional_receiver, reload, copy_reloads,
9146 calculate_needs_all_insns, init_elim_table): Likewise.
9147 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9148 * rtl.c (shallow_copy_rtx_stat): Likewise.
9149 * rtlanal.c (parms_set): Likewise.
9150 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9151 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9152 * sched-ebb.c (earliest_block_with_similiar_load,
9153 add_deps_for_risky_insns): Likewise.
9154 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9155 schedule_region): Likewise.
9156 * see.c (eq_descriptor_pre_extension,
9157 hash_descriptor_pre_extension, hash_del_pre_extension,
9158 eq_descriptor_properties, hash_descriptor_properties,
9159 hash_del_properties, see_seek_pre_extension_expr,
9160 see_initialize_data_structures, see_print_register_properties,
9161 see_print_pre_extension_expr, see_delete_merged_def_extension,
9162 see_delete_unmerged_def_extension, see_emit_use_extension,
9163 see_pre_delete_extension, see_map_extension, see_commit_changes,
9164 see_analyze_merged_def_local_prop,
9165 see_analyze_merged_def_local_prop,
9166 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9167 see_set_prop_merged_def, see_set_prop_unmerged_def,
9168 see_set_prop_unmerged_use, see_print_one_extension,
9169 see_merge_one_use_extension, see_merge_one_def_extension,
9170 see_store_reference_and_extension, see_update_uses_relevancy,
9171 see_update_defs_relevancy): Likewise.
9172 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9173 hash_statistics_free, curr_statistics_hash): Likewise.
9174 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9175 expand_asm_operands, expand_return, case_bit_test_cmp,
9176 expand_case): Likewise.
9177 * stor-layout.c (start_record_layout): Likewise.
9178 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9179 gt_pch_save_stringpool): Likewise.
9180 * tree-data-ref.c (hash_stmt_vertex_info,
9181 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9182 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9184 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9187 * config/i386/i386.md : Change constraints of HImode and QImode
9188 immediate operands from "i" to "n". Change SImode "ni" constraint to
9189 "i" and SImode "rmi" constraint to "g". Remove all constraints
9190 from const0_operand and const1_operand predicated operands.
9191 (i): Change QImode and HImode attribute from "i" to "n".
9192 (*subqi_2): Change HImode operands to QImode.
9195 2008-06-25 Olivier Hainque <hainque@adacore.com>
9197 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9200 2008-06-25 Richard Guenther <rguenther@suse.de>
9202 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9203 not overflow the result type.
9205 2008-06-25 Richard Guenther <rguenther@suse.de>
9207 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9208 (vn_lookup): Likewise.
9210 2008-06-25 Richard Guenther <rguenther@suse.de>
9212 PR tree-optimization/35518
9213 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9214 * tree-sra.c (instantiate_element): Use fold_build3 to build
9216 (try_instantiate_multiple_fields): Likewise.
9218 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9220 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9223 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9225 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9226 use_backchain_to_restore_sp to true
9227 if the offset of the link register save area would go over the 32k - 1
9228 offset limit of the load
9231 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9233 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9234 anchor for the type-punning blurb. Cross-reference "Structures
9235 unions enumerations and bit-fields implementation". Provide a
9236 cast-through-pointer example. Make final sentence self-contained.
9237 * doc/implement-c.texi (Structures unions enumerations and
9238 bit-fields implementation): Cross-reference the type-punning blurb
9239 in the -fstrict-aliasing documentation.
9241 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9244 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9245 the memory instead of the memory itself for the save area.
9247 2008-06-24 Olivier Hainque <hainque@adacore.com>
9248 Nicolas Roche <roche@adacore.com>
9250 * gengtype.c (srcdir_len): size_t instead of int.
9251 (get_file_realbasename): New function. For F a filename, the real
9252 basename of F, with all the path components stripped.
9253 (get_file_srcdir_relative_path): New function. For F a filename, the
9254 relative path to F from $(srcdir).
9255 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9256 get_file_realbasename. Adjust the head comment.
9257 (get_prefix_langdir_index): New function. For F a filename, return the
9258 lang_dir_names[] relative index of the language directory that is
9260 (get_file_langdir): For F a filename, return the name of the language
9261 directory where F is located.
9262 (get_file_gtfilename): New function. The gt- output file name for an
9264 (get_output_file_with_visibility): Replace in-line computations with
9265 uses of get_file_gtfilename and get_prefix_langdir_index.
9266 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9268 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9270 PR tree-optimization/36504
9271 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9272 references without base address.
9274 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9277 * calls.c (expand_call): Increase alignment for recursive functions.
9279 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9281 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9282 (TARGET_FUNCTION_VALUE): New define.
9283 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9284 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9286 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9288 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9289 (fmod<mode>3): Ditto.
9290 (remainderxf3): Ditto.
9291 (remainder<mode>3): Ditto.
9293 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9296 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9297 REG is a hard register.
9299 PR tree-optimization/36508
9300 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9301 499, don't check it at all in release compilers.
9303 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9305 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9306 together with SSE_TARGET_MATH to disable insn pattern.
9307 (*fop_<MODEF:mode>_2_i387): Ditto.
9308 (*fop_<MODEF:mode>_3_i387): Ditto.
9310 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9312 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9314 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9317 * gimplify.c (gimplify_asm_expr): Check the return code of
9318 parse_output_constraint call, set function return and is_inout
9321 2008-06-22 Ian Lance Taylor <iant@google.com>
9323 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9324 (narrowest_signed_type): Likewise.
9325 * c-typeck.c (c_common_type): Change local variable mclass to enum
9327 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9328 tcc_comparison, not the tree code itself.
9329 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9330 (c_expand_expr): Cast modifier to enum expand_modifier.
9331 * c-common.h (C_RID_CODE): Add casts.
9332 (C_SET_RID_CODE): Define.
9333 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9334 (c_lex_one_token): Add cast to avoid warning.
9335 (c_parser_objc_type_name): Rename local typename to type_name.
9336 (check_no_duplicate_clause): Change code parameter to enum
9338 (c_parser_omp_var_list_parens): Change kind parameter to enum
9340 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9341 c_parser_omp_list_var_parens.
9342 (c_parser_omp_threadprivate): Likewise.
9343 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9344 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9345 * c-format.c (NO_FMT): Define.
9346 (printf_length_specs): Use NO_FMT.
9347 (asm_fprintf_length_specs): Likewise.
9348 (gcc_diag_length_specs): Likewise.
9349 (scanf_length_specs): Likewise.
9350 (strfmon_length_specs): Likewise.
9351 (gcc_gfc_length_specs): Likewise.
9352 (printf_flag_specs): Change 0 to STD_C89.
9353 (asm_fprintf_flag_specs): Likewise.
9354 (gcc_diag_flag_specs): Likewise.
9355 (gcc_cxxdiag_flag_specs): Likewise.
9356 (scanf_flag_specs): Likewise.
9357 (strftime_flag_specs): Likewise.
9358 (strfmon_flag_specs): Likewise.
9359 (print_char_table): Likewise.
9360 (asm_fprintf_char_table): Likewise.
9361 (gcc_diag_char_table): Likewise.
9362 (gcc_tdiag_char_table): Likewise.
9363 (gcc_cdiag_char_table): Likewise.
9364 (gcc_cxxdiag_char_table): Likewise.
9365 (gcc_gfc_char_table): Likewise.
9366 (scan_char_table): Likewise.
9367 (time_char_table): Likewis.
9368 (monetary_char_table): Likewise.
9369 * c-format.h (BADLEN): Likewise.
9371 2008-06-21 Ian Lance Taylor <iant@google.com>
9373 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9374 Define END_OF_BASE_TREE_CODES around inclusion.
9375 * tree.c (tree_code_type): New global array.
9376 (tree_code_length, tree_code_name): Likewise.
9377 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9379 (all-tree.def, s-alltree): New targets.
9380 (gencheck.h, s-gencheck): Remove.
9381 (tree.o): Depend upon all-tree.def.
9382 (build/gencheck.o): Remove gencheck.h dependency.
9383 (mostlyclean): Don't remove gencheck.h.
9384 * c-common.h (enum c_tree_code): Remove.
9385 * c-lang.c (tree_code_type): Remove.
9386 (tree_code_length, tree_code_name): Remove.
9387 * gencheck.c (tree_codes): Include all-tree.def, rather than
9388 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9390 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9392 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9393 (operator_name_info): Size to MAX_TREE_CODES.
9394 (assignment_operator_name_info): Likewise.
9395 * cp/cp-lang.c (tree_code_type): Remove.
9396 (tree_code_length, tree_code_name): Remove.
9397 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9398 (assignment_operator_name_info): Likewise.
9399 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9401 * cp/mangle.c (write_expression): Likewise.
9402 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9403 * fortran/f95-lang.c (tree_code_type): Remove.
9404 (tree_code_length, tree_code_name): Remove.
9405 * java/java-tree.h (enum java_tree_code): Remove.
9406 * java/lang.c (tree_code_type): Remove.
9407 (tree_code_length, tree_code_name): Remove.
9408 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9409 * objc/objc-act.h (enum objc_tree_code): Remove.
9410 * objc/objc-lang.c (tree_code_type): Remove.
9411 (tree_code_length, tree_code_name): Remove.
9412 * objcp/objcp-lang.c (tree_code_type): Remove.
9413 (tree_code_length, tree_code_name): Remove.
9414 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9415 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9416 * ada/misc.c (tree_code_type): Remove.
9417 (tree_code_length, tree_code_name): Remove.
9419 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9421 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9422 the grand_bitmap_obstack.
9424 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9426 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9427 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9428 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9429 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9430 move_stmt_r, new_label_mapper): Likewise.
9431 * tree-complex.c (cvc_lookup): Likewise.
9432 * tree-dfa.c (create_function_ann): Likewise.
9433 * tree-dump.c (dump_register): Likewise.
9434 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9435 find_phi_replacement_condition): Likewise.
9436 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9437 tree_function_versioning): Likewise.
9438 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9439 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9440 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9441 get_nonlocal_debug_decl, convert_nonlocal_reference,
9442 convert_nonlocal_omp_clauses, get_local_debug_decl,
9443 convert_local_reference, convert_local_omp_clauses,
9444 convert_nl_goto_reference, convert_nl_goto_receiver,
9445 convert_tramp_reference, convert_call_expr): Likewise.
9446 * tree-outof-ssa.c (contains_tree_r): Likewise.
9447 * tree-parloops.c (reduction_phi, initialize_reductions,
9448 eliminate_local_variables_1, add_field_for_reduction,
9449 add_field_for_name, create_phi_for_local_result,
9450 create_call_for_reduction_1, create_loads_for_reductions,
9451 create_stores_for_reduction, create_loads_and_stores_for_name):
9453 * tree-phinodes.c (allocate_phi_node): Likewise.
9454 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9455 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9456 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9457 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9458 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9459 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9460 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9461 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9462 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9463 vn_nary_op_insert): Likewise.
9464 * tree-ssa.c (redirect_edge_var_map_add,
9465 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9466 * tree-vectorizer.c (vectorize_loops): Likewise.
9467 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9468 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9469 tree_cons_stat, build1_stat, build_variant_type_copy,
9470 decl_init_priority_lookup, decl_fini_priority_lookup,
9471 decl_priority_info, decl_restrict_base_lookup,
9472 decl_restrict_base_insert, decl_debug_expr_lookup,
9473 decl_debug_expr_insert, decl_value_expr_lookup,
9474 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9475 type_hash_add, get_file_function_name, tree_check_failed,
9476 tree_not_check_failed, tree_range_check_failed,
9477 omp_clause_range_check_failed, build_omp_clause,
9478 build_vl_exp_stat): Likewise.
9479 * value-prof.c (gimple_histogram_value,
9480 gimple_duplicate_stmt_histograms): Likewise.
9481 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9482 unshare_variable, variable_union_info_cmp_pos, variable_union,
9483 dataflow_set_different_1, dataflow_set_different_2,
9484 vt_find_locations, variable_was_changed, set_variable_part,
9485 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9486 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9487 section_entry_hash, object_block_entry_eq,
9488 object_block_entry_hash, create_block_symbol,
9489 initialize_cold_section_name, default_function_rodata_section,
9490 strip_reg_name, set_user_assembler_name, const_desc_eq,
9491 build_constant_desc, output_constant_def, lookup_constant_def,
9492 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9493 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9494 default_internal_label): Likewise.
9495 * varray.c (varray_init, varray_grow): Likewise.
9496 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9498 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9500 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9501 operators for "test" insn. Macroize insn using SWI mode macro.
9502 (*jcc_fused_2): Ditto.
9503 (*jcc_fused_3): Macroize insn using SWI mode macro.
9504 (*jcc_fused_4): Ditto.
9506 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9508 * tree-ssa-pre.c: Fix typo in comment.
9509 (init_antic, fini_antic): Add explicit funtions for
9510 initializing and deinitializing ANTIC and AVAIL sets.
9511 (create_expression_by_pieces): Fix typo in comment.
9512 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9513 (execute_pre): Eventually dump details about ANTIC_IN.
9515 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9517 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9518 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9519 add_to_obstack, file_at_path, find_a_file, execute,
9520 add_preprocessor_option, add_assembler_option, add_linker_option,
9521 process_command, insert_wrapper, do_option_spec, do_self_spec,
9522 spec_path, do_spec_1, is_directory, main, used_arg,
9523 getenv_spec_function): Likewise.
9524 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9525 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9528 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9530 * doc/rtl.texi: Updated subreg section.
9532 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9535 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9536 node->needed and node->reachable.
9537 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9538 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9539 (expand_task_call): Don't call expand_task_copyfn.
9540 (expand_task_copyfn): Renamed to...
9541 (finalize_task_copyfn): ... this.
9543 2008-06-19 Jan Hubicka <jh@suse.cz>
9545 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9546 clobbering framepointer.
9548 2008-06-19 Jan Hubicka <jh@suse.cz>
9550 * tree-optimize.c (execute_early_local_optimizations): Set
9551 cgraph_state only at first invocation.
9553 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9555 * system.h (-Wc++-compat): Activate as a warning, no an error.
9557 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9559 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9560 instead of "#" in insn asm template.
9561 (*jcc_fused_2): Ditto.
9563 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9565 * config/i386/i386.h (ix86_tune_indices)
9566 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9567 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9568 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9569 (*jcc_fused_2): Ditto.
9570 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9571 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9572 (print operand): Handle 'E' and 'e' code.
9574 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9576 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9577 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9578 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9580 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9582 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9584 (cgraph_expand_function): Use local copy of decl.
9585 (cgraph_expand_all_functions): Remove redundant initialization of
9587 (cgraph_optimize): Reword internal_error message.
9589 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9591 * arm-protos.h (arm_return_in_memory): Remove public
9592 arm_return_in_memory() prototype.
9593 * arm.c (arm_return_in_memory): Add static prototype, add target
9594 hook macro, change definition and comments.
9595 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9597 2008-06-19 Ben Elliston <bje@au.ibm.com>
9599 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9600 real.c: Remove references to IEEE 754R.
9601 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9602 * doc/libgcc.texi (Decimal float library routines): Likewise.
9604 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9606 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9607 (default_unwind_word_mode): Add prototype.
9608 * targhooks.c (default_unwind_word_mode): New function.
9609 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9610 instead of word_mode.
9611 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9612 (TARGET_INITIALIZER): Use it.
9614 * c-common.c (handle_mode_attribute): Support "unwind_word"
9616 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9618 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9619 word_mode to access SjLj_Function_Context member "data".
9620 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9621 conversion from targetm.eh_return_filter_mode () to
9622 targetm.unwind_word_mode () if they differ.
9624 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9625 (BT_FN_UNWINDWORD_PTR): New function type.
9626 (BT_FN_WORD_PTR): Remove.
9627 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9628 * except.c (expand_builtin_extend_pointer): Convert pointer to
9629 targetm.unwind_word_mode () instead of word_mode.
9631 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9632 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9633 (spu_unwind_word_mode): New function.
9634 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9635 (TARGET_UNWIND_WORD_MODE): Define.
9636 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9638 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9640 * config/spu/spu.c (reg_align): Remove.
9641 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9642 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9643 (spu_split_store): Likewise.
9645 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9647 * gcc/tree-vn.c: Fix typo in comment.
9649 2008-06-18 Jan Hubicka <jh@suse.cz>
9651 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9652 toplevel reorder too.
9654 2008-06-18 Jan Hubicka <jh@suse.cz>
9656 * c-opts.c (c_common_post_options): PCH is not compatible with
9658 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9659 -fno-toplevel-reorder by default now.
9661 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9663 PR documentation/30739
9664 * doc/install.texi (Prerequisites): Document dependency on awk.
9666 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9667 Ian Lance Taylor <iant@google.com>
9669 PR rtl-optimization/35604
9670 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9671 only want to change jump destinations, not eventual label comparisons.
9673 2008-06-16 Jan Hubicka <jh@suse.cz>
9675 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9677 (cgraph_analyze_function): Likewise.
9679 2008-06-16 Jan Hubicka <jh@suse.cz>
9681 * cgraph.h (cgraph_mark_if_needed): New function.
9682 * cgraphunit.c (cgraph_mark_if_needed): New function.
9683 * c-decl.c (duplicate_decl): Use it.
9685 2008-06-16 Jan Hubicka <jh@suse.cz>
9687 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9690 2008-06-16 Jan Hubicka <jh@suse.cz>
9692 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9694 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9695 Kazu Hirata <kazu@codesourcery.com>
9696 Maxim Kuvyrkov <maxim@codesourcery.com
9698 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9699 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9700 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9701 EXTRA_SPEC_FUNCTIONS.
9702 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9703 (DRIVER_SELF_SPECS): Adjust.
9704 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9705 * config/mips/st.h, config/mips/t-st: New.
9706 * config/mips/driver-native.c, config/mips/x-native: New.
9707 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9710 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9712 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9714 (ISA_HAS_FP_CONDMOVE): New macro.
9715 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9716 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9717 (ISA_HAS_NMADD3_NMSUB3): New macro.
9718 * config/mips/mips.c (mips_rtx_costs): Update.
9719 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9720 compiling for ST Loongson 2E/2F.
9721 (madd<mode>): Rename to madd4<mode>. Update.
9722 (madd3<mode>): New pattern.
9723 (msub<mode>): Rename to msub4<mode>. Update.
9724 (msub3<mode>): New pattern.
9725 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9726 (nmadd3<mode>): New pattern.
9727 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9728 (nmadd3<mode>_fastmath): New pattern.
9729 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9730 (nmsub3<mode>): New pattern.
9731 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9732 (nmsub3<mode>_fastmath): New pattern.
9733 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9735 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9737 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9738 (DF_REF_INSN_INFO): New.
9739 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9740 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9741 with a NULL DF_REF_INSN_INFO.
9742 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9744 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9745 DF_INSN_INFO_EQ_USES): New.
9746 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9747 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9748 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9749 * df-core.c: Update comment for above changes.
9750 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9751 DF_INSN_UID_* macros.
9752 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9753 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9754 insn rtx. Update all callers.
9755 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9756 df_ref_create_structure, df_insn_refs_collect): Likewise.
9757 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9758 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9759 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9760 macros to access the insn refs.
9761 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9762 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9763 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9764 for accessing the refs.
9765 (try_fwprop_subst): Likewise.
9766 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9767 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9768 for accessing the refs.
9769 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9770 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9771 to look at the insn refs.
9772 (record_uses): Likewise.
9773 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9775 (mark_artificial_uses): Don't mark_insn for artificial refs.
9776 (mark_reg_rependencies): Likewise.
9778 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9780 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9782 * configure: Regenerate.
9784 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9786 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9787 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9788 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9790 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9792 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9793 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9794 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9796 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9798 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9799 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9800 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9802 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9804 * tree-ssa-sccvn.c: Fix format of comments.
9806 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9808 * cgraph.c: Remove unneeded forward declarations of eq_node()
9811 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9813 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9815 (see_update_relevancy): Likewise.
9816 * fwprop.c (try_fwprop_subst): Likewise.
9817 * rtlanal.c (noop_move_p): Likewise.
9818 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9819 notes to non-existing libcall blocks.
9820 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9822 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9823 (dead_libcall_p): Remove.
9824 (delete_trivially_dead_insns): Don't use it.
9825 * web.c (union_defs): Remove comment about keeping nops.
9826 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9827 (compute_hash_table_work): Don't track libcall notes.
9828 (do_local_cprop): Don't take libcall pointers. Don't update
9830 (adjust_libcall_notes): Deleted.
9831 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9832 ever have existed in the first place).
9833 (replace_store_insn): Don't try to remove libcall notes.
9834 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9835 (resolve_reg_notes): Don't call them.
9836 (resolve_simple_move): Likewise.
9837 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9838 Don't remove REG_RETVAL notes.
9839 * emit-rtl.c (try_split): Don't update libcall notes.
9840 (emit_copy_of_insn_after): Dito.
9841 * cselib.c (cselib_current_insn_in_libcall): Remove.
9842 (cselib_process_insn): Don't set/clear it.
9843 (new_elt_loc_list): Don't record it.
9844 (cselib_init): Don't initialize it.
9845 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9846 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9848 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9849 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9850 (init_deps): Don't initialize it.
9851 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9852 * combine.c (delete_noop_moves): Don't update libcall notes.
9853 (can_combine_p): Remove now pointless #if 0 block.
9854 (try_combine): Remove another obsolete #if 0 block.
9855 (distribute_notes): Don't distribute libcall notes.
9856 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9857 * dce.c (libcall_dead_p): Remove.
9858 (delete_unmarked_insns): Don't handle libcall blocks.
9859 (preserve_libcall_for_dce): Remove.
9860 (prescan_insns_for_dce): Don't special-case libcall block insns.
9861 * reload1 (reload): Don't handle libcall notes.
9862 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9865 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9867 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9868 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9869 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9871 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9873 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9874 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9875 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9877 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9879 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9881 2008-06-16 Ira Rosen <irar@il.ibm.com>
9883 PR tree-optimization/36493
9884 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9885 the arguments list. Use VECTYPE to create vector pointer.
9886 (vectorizable_store): Fail if accesses through a pointer to vectype
9887 do not alias the original memory reference operands.
9888 Call vect_create_data_ref_ptr without the removed argument.
9889 (vectorizable_load): Likewise.
9890 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9893 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9896 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9899 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9901 * config/mips/loongson2ef.md: New file.
9902 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9903 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9904 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9905 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9906 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9908 (loongson2ef.md): New include.
9909 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9910 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9911 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9912 (loongson_gt_<mode>, loongson_extract_halfword)
9913 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9914 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9915 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9916 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9917 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9918 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9919 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9920 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9921 (vec_interleave_low<mode>): Define type attribute.
9922 * config/mips/mips.c (mips_ls2): New static variable.
9923 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9924 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9925 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9926 Implement target scheduling hooks.
9927 (mips_multipass_dfa_lookahead): Update to handle tuning for
9929 (mips_sched_init): Initialize data for Loongson scheduling.
9930 (mips_ls2_variable_issue): New static function.
9931 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9933 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9934 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9935 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9936 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9937 Handle ST Loongson 2E/2F cores.
9938 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9940 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9942 * omp-low.c (extract_omp_for_data): Fix comment typo.
9945 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9947 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9948 FIXME note about gcc/config.guess.
9949 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9950 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9951 * doc/cppopts.texi: Likewise.
9952 * doc/extend.texi: Likewise.
9953 * doc/gcc.texi: Likewise.
9954 * doc/gccint.texi: Likewise.
9955 * doc/gcov.texi: Likewise.
9956 * doc/gty.texi: Likewise.
9957 * doc/hostconfig.texi: Likewise.
9958 * doc/install.texi: Likewise.
9959 * doc/invoke.texi: Likewise.
9960 * doc/loop.texi: Likewise.
9961 * doc/makefile.texi: Likewise.
9962 * doc/md.texi: Likewise.
9963 * doc/passes.texi: Likewise.
9964 * doc/tm.texi: Likewise.
9965 * doc/tree-ssa.texi: Likewise.
9966 * doc/trouble.texi: Likewise.
9968 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9969 Nathan Sidwell <nathan@codesourcery.com>
9970 Maxim Kuvyrkov <maxim@codesourcery.com>
9971 Richard Sandiford <rdsandiford@googlemail.com>
9973 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9974 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9975 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9977 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9978 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9979 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9981 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9982 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9983 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9984 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9985 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9986 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9987 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9988 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9989 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9990 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9991 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9992 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9993 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9994 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9995 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9996 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9997 (mips_builtins): Add Loongson builtins.
9998 (mips_loongson_2ef_bdesc): New.
9999 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10000 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10001 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10002 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10004 (mips_expand_vector_init): New.
10005 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10006 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10008 * config/mips/mips.md: Add unspec numbers for Loongson
10009 builtins. Include loongson.md.
10010 (MOVE64): Include Loongson vector modes.
10011 (SPLITF): Include Loongson vector modes.
10012 (HALFMODE): Handle Loongson vector modes.
10013 * config/mips/loongson.md: New.
10014 * config/mips/loongson.h: New.
10015 * config.gcc: Add loongson.h header for mips*-*-* targets.
10016 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10018 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10020 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10021 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10022 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10023 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10024 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10025 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10026 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10027 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10028 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10029 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10030 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10031 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10032 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10033 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10034 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10035 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10036 Remove use_fixproto=yes.
10037 (ia64*-*-hpux*): Remove comment about using fixproto.
10038 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10040 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10042 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10044 * configure: Regenerate.
10046 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10048 PR middle-end/36520
10049 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10050 before evaluating it.
10052 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10055 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10056 nested inline functions.
10057 (start_decl, start_function): Don't invert DECL_EXTERNAL
10058 for nested inline functions.
10060 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10062 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10063 splits that must be made for correctness.
10065 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10067 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10068 (AVAIL_NON_MIPS16): Likewise.
10069 (mips_builtin_description): Replace target_flags with a predicate.
10070 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10071 (dspr2_32): New availability predicates.
10072 (MIPS_BUILTIN): New macro.
10073 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10074 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10075 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10076 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10077 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10078 (mips_dsp_32only_bdesc): Merge into...
10079 (mips_builtins): ...this new array.
10080 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10081 (mips_init_builtins): Update after above changes.
10082 (mips_expand_builtin_1): Merge into...
10083 (mips_expand_builtin): ...here and update after above changes.
10085 2008-06-12 Paul Brook <paul@codesourcery.com>
10087 * longlong.h (__arm__): Define count_leading_zeros.
10088 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10089 (clzsi2, clzdi2): New functions.
10090 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10091 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10092 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10093 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10094 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10095 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10096 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10097 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10098 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10099 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10101 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10103 * config/m68k/m68k.c (m68k_tune_flags): New.
10104 (override_options): Compute m68k_tune_flags.
10105 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10106 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10108 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10110 PR middle-end/36506
10111 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10113 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10115 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10116 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10118 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10120 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10121 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10123 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10125 PR middle-end/36506
10126 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10129 2008-06-12 Richard Guenther <rguenther@suse.de>
10131 PR tree-optimization/36345
10132 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10133 add memory_tag_needed flag.
10134 (may_alias_p): Declare.
10135 * tree-ssa-alias.c (may_alias_p): Export.
10136 (set_initial_properties): Use memory_tag_needed flag.
10137 (update_reference_counts): Likewise.
10138 (reset_alias_info): Reset memory_tag_needed flag.
10139 (create_name_tags): Check memory_tag_needed flag.
10140 (dump_points_to_info_for): Dump it.
10141 * tree-ssa-structalias.c (struct variable_info): Remove
10142 directly_dereferenced flag.
10143 (new_var_info): Do not initialize it.
10144 (process_constraint_1): Do not set it.
10145 (update_alias_info): Set is_dereferenced flag.
10146 (set_uids_in_ptset): Use may_alias_p.
10147 (set_used_smts): Check memory_tag_needed flag.
10148 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10149 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10150 memory_tag_needed flag.
10151 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10152 from broken design.
10154 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10156 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10157 red zone for w64 abi.
10158 (ix86_expand_prologue): Likewise.
10159 (ix86_force_to_memory): Likewise.
10160 (ix86_free_from_memory): Likewise.
10162 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10165 * config/rs6000/rs6000.c (rs6000_override_options): Set
10166 rs6000_isel conditionally to the absence of comand line override.
10167 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10168 Remove duplicate rs6000_isel setting.
10169 * config/rs6000/eabispe.h: Ditto.
10171 2008-06-11 Richard Guenther <rguenther@suse.de>
10173 * alias.c (get_alias_set): Use the element alias-set for arrays.
10174 (record_component_aliases): For arrays and vectors do nothing.
10175 * c-common.c (strict_aliasing_warning): Handle the cases
10176 of alias set zero explicitly.
10177 * Makefile.in (dfp.o-warn): Add -Wno-error.
10179 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10181 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10183 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10184 tune_32 tune_64 to supported_defaults. Allow values not
10185 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10186 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10187 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10188 with_cpu_64 to generic for 64-bit-supporting configurations, not
10189 with_cpu. Remove FIXMEs.
10190 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10191 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10192 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10193 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10194 arch_32 and arch_64.
10196 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10197 Olivier Hainque <hainque@adacore.com>
10199 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10200 Use DECL_SIZE_UNIT to retrieve the size of the field.
10202 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10204 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10205 with function calls after declarations. Lay out
10206 neon_float_type_node before further use.
10208 2008-06-11 Richard Guenther <rguenther@suse.de>
10210 * tree-flow.h (may_point_to_global_var): Declare.
10211 * tree-ssa-alias.c (may_point_to_global_var): New function.
10212 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10214 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10216 * configure.ac: Teach that fido supports .debug_line.
10217 * configure: Regenerate.
10219 2008-06-10 Tom Tromey <tromey@redhat.com>
10221 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10224 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10226 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10227 (encode_decimal64, decode_decimal64, encode_decimal128,
10228 decode_decimal128): Reverse order of 32-bit parts of value if host
10229 and target endianness differ.
10231 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10233 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10234 Avoid division by 0.
10235 (tree_mod_pow2_value_transform): Likewise.
10236 (tree_ic_transform): Likewise.
10237 (tree_stringops_transform): Likewise.
10238 (tree_mod_subtract_transform): Likewise.
10239 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10240 (copy_edges_for_bb): Likewise.
10241 (initialize_cfun): Likewise.
10243 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10245 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10246 nonmemory_operand. Add "N" operand constraint.
10248 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10249 (*jcc_btsi_mask): Ditto.
10250 (*jcc_btsi_mask_1): Ditto.
10252 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10254 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10255 TYPE_CANONICAL for copied element type.
10257 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10260 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10261 Add m_CORE2 and m_GENERIC.
10262 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10263 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10265 (*jcc_btdi_rex64): New instruction and split pattern.
10266 (*jcc_btsi): Ditto.
10267 (*jcc_btsi_1): Ditto.
10268 (*btsq): Fix Intel asm dialect operand order.
10272 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10274 PR middle-end/36447
10275 * simplify-rtx.c (simplify_subreg): Add check for shift count
10278 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10280 * doc/md.texi: Synchronize with later constraints.md change.
10281 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10282 with a C implementation.
10283 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10285 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10286 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10287 when moving to and from MD_REGNUM.
10288 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10289 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10290 Handle byte and halfword moves.
10291 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10293 * config/mips/constraints.md (h): Turn into NO_REGS.
10294 (l, x): Update documentation.
10295 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10296 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10297 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10298 (HILO): New mode iterator.
10300 (any_div): New code iterator.
10301 (u): Extend code attribute to div and udiv.
10302 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10303 d_operand in the splitters. Remove redundant CONST_INT checks.
10304 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10305 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10306 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10307 accordingly, using normal moves instead of unspecs to move LO into
10308 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10309 (<u>mulsidi3): Handle expansion in C code.
10310 (<u>mulsidi3_32bit_internal): Rename to...
10311 (<u>mulsidi3_32bit): ...this.
10312 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10313 (*<u>mulsidi3_64bit): Rename to...
10314 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10315 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10316 to set LO and HI to the multiplication result. Use a normal move
10317 for MFLO and an unspec for MFHI.
10318 (*<u>mulsidi3_64bit_parts): Replace with...
10319 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10320 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10321 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10322 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10323 instead of HI. Split the instruction into a separate multiplication
10324 and MFHI if !TARGET_FIX_R4000.
10325 (<su>muldi3_highpart): Likewise.
10326 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10327 and the "=h" clobber.
10328 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10329 (<u>mulditi3): New expander.
10330 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10331 (madsi): Remove "=h" clobber.
10332 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10333 Force the modulus result to be a GPR and split the instruction into
10334 a division followed by an MFHI after reload.
10335 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10336 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10337 the MIPS16 HIGH define_split.
10338 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10339 of acc<->gpr moves to "multi".
10340 (*movdi_64bit): Replace the single "x" alternative with
10341 alternatives for moving into and out of "a".
10342 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10343 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10344 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10345 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10346 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10347 (movti): New expander.
10348 (*movti, *movti_mips16): New insns.
10349 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10350 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10351 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10352 * config/mips/predicates.md (fpr_operand): Delete.
10353 (d_operand): New predicate.
10355 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10357 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10358 failure on some Bourne shells.
10359 (x86_64-*-*): Ditto.
10361 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10363 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10365 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10367 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10368 (sparc-sun-solaris2*): Likewise.
10370 2008-06-09 Arnaud Charlet <charlet@adacore.com
10372 * doc/install.texi: Update requirements to build the Ada compiler.
10374 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10376 * df-scan.c (struct df_scan_problem_data): Remove the
10377 mw_link_pool alloc pool.
10378 (df_scan_free_internal): Don't free it.
10379 (df_scan_alloc): Don't allocate it.
10380 * df.h (struct df_link): Update comment.
10382 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10384 * except.h: Correct checks for when SJLJ exceptions must be used.
10386 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10388 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10391 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10393 PR tree-optimization/36218
10394 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10395 configure for the build system.
10396 (BUILD_LDFLAGS): Define.
10397 * configure: Regenerate.
10398 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10400 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10403 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10404 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10405 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10407 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10409 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10411 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10413 * config.gcc (Obsolete configurations): Remove list of
10415 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10416 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10417 targets matched by those patterns.
10418 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10419 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10420 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10421 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10422 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10423 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10424 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10425 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10426 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10427 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10428 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10429 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10430 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10431 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10432 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10433 Make code for Solaris 7 and greater unconditional for Solaris.
10434 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10435 Remove --with-* handling.
10436 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10437 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10438 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10439 LINK_OS_WINDISS_SPEC): Remove.
10440 * config/rs6000/sysv4.opt (mwindiss): Remove.
10441 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10442 * configure: Regenerate.
10443 * doc/cpp.texi: Don't mention BeOS.
10444 * doc/extend.texi (interrupt): Don't mention MS1.
10445 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10446 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10447 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10448 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10449 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10451 * doc/invoke.texi (MT Options): Remove.
10452 (-mwindiss): Remove.
10453 (CRIS Options): Remove cris-axis-aout references.
10454 (HPPA Options): Don't mention hppa1.1-*-pro.
10455 * doc/md.texi: (MorphoTech family): Remove.
10456 * libgcc2.c: Don't handle UWIN.
10457 * config/alpha/t-unicosmk: Remove.
10458 * config/alpha/unicosmk.h: Remove.
10459 * config/arm/kaos-arm.h: Remove.
10460 * config/arm/kaos-strongarm.h: Remove.
10461 * config/arm/strongarm-coff.h: Remove.
10462 * config/arm/strongarm-elf.h: Remove.
10463 * config/arm/strongarm-pe.h: Remove.
10464 * config/arm/t-strongarm-pe: Remove.
10465 * config/arm/t-xscale-coff: Remove.
10466 * config/arm/t-xscale-elf: Remove.
10467 * config/arm/xscale-coff.h: Remove.
10468 * config/arm/xscale-elf.h: Remove.
10469 * config/chorus.h: Remove.
10470 * config/cris/aout.h: Remove.
10471 * config/cris/aout.opt: Remove.
10472 * config/cris/t-aout: Remove.
10473 * config/i386/beos-elf.h: Remove.
10474 * config/i386/kaos-i386.h: Remove.
10475 * config/i386/ptx4-i.h: Remove.
10476 * config/i386/sco5.h: Remove.
10477 * config/i386/sco5.opt: Remove.
10478 * config/i386/sysv4-cpp.h: Remove.
10479 * config/i386/sysv5.h: Remove.
10480 * config/i386/t-beos: Remove.
10481 * config/i386/t-sco5: Remove.
10482 * config/i386/t-uwin: Remove.
10483 * config/i386/uwin.asm: Remove.
10484 * config/i386/uwin.h: Remove.
10485 * config/kaos.h: Remove.
10486 * config/mips/windiss.h: Remove.
10487 * config/mt: Remove directory.
10488 * config/pa/pa-osf.h: Remove.
10489 * config/pa/pa-pro-end.h: Remove.
10490 * config/pa/t-pro: Remove.
10491 * config/ptx4.h: Remove.
10492 * config/rs6000/beos.h: Remove.
10493 * config/rs6000/kaos-ppc.h: Remove.
10494 * config/rs6000/t-beos: Remove.
10495 * config/rs6000/windiss.h: Remove.
10496 * config/sh/kaos-sh.h: Remove.
10497 * config/sol2-6.h: Remove.
10498 * config/sparc/sol26-sld.h: Remove.
10499 * config/sparc/sysv4-only.h: Remove.
10500 * config/vax/bsd.h: Remove.
10501 * config/vax/t-memfuncs: Remove.
10502 * config/vax/ultrix.h: Remove.
10503 * config/vax/vaxv.h: Remove.
10504 * config/windiss.h: Remove.
10506 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10508 PR rtl-optimization/36438
10509 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10510 for vector shifts with constant scalar shift operands.
10512 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10514 * doc/invoke.texi: Document -march=xlr.
10515 * config/mips/xlr.md: New file.
10516 * config/mips/mips.md: Include it.
10518 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10519 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10520 (mips_rtx_cost_data): Likewise.
10522 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10524 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10525 PRE_INC and PRE_DEC cases.
10527 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10529 PR rtl-optimization/36419
10530 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10531 the emitting jump insn.
10534 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10535 is not bool, boolify the whole *expr_p and convert to the desired type.
10537 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10539 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10540 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10541 Add omp_private_outer_ref hook, add another argument to
10542 omp_clause_default_ctor hook.
10543 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10544 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10545 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10546 hook_tree_tree_tree_tree_null.
10547 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10548 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10549 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10550 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10551 * tree.def (OMP_TASK): New tree code.
10552 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10553 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10554 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10555 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10556 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10557 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10558 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10559 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10560 (OMP_DIRECTIVE_P): Add OMP_TASK.
10561 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10562 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10563 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10564 and OMP_CLAUSE_UNTIED entries.
10565 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10567 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10568 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10569 * tree-pretty-print.c (dump_omp_clause): Handle
10570 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10571 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10572 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10573 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10574 warning about unsigned iterators. Change decl/init/cond/incr
10575 arguments to TREE_VECs, check arguments for all collapsed loops.
10576 (c_finish_omp_taskwait): New function.
10577 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10579 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10580 default_function_array_conversion on init. Add par_clauses argument.
10581 If decl is present in parallel's lastprivate clause, change it to
10582 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10583 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10584 collapse count in clauses.
10585 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10586 c_parser_omp_for_loop callers.
10587 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10588 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10589 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10590 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10592 (c_parser_omp_clause_schedule): Handle schedule(auto).
10593 Include correct location in the error message.
10594 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10595 and PRAGMA_OMP_CLAUSE_UNTIED.
10596 (OMP_TASK_CLAUSE_MASK): Define.
10597 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10598 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10599 * tree-nested.c (convert_nonlocal_omp_clauses,
10600 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10601 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10602 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10603 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10605 (conver_nonlocal_reference, convert_local_reference,
10606 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10607 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10608 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10609 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10610 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10611 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10612 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10613 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10614 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10616 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10617 * c-common.h (c_finish_omp_taskwait): New prototype.
10618 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10619 * tree-parloops.c (create_parallel_loop): Create 1 entry
10620 vectors for OMP_FOR_{INIT,COND,INCR}.
10621 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10622 (make_edges): Handle OMP_TASK.
10623 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10624 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10625 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10626 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10627 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10628 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10629 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10630 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10631 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10632 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10633 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10634 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10635 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10636 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10637 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10638 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10639 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10640 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10641 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10642 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10643 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10644 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10645 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10646 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10647 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10648 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10649 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10650 original iterator is present in lastprivate clause or if
10651 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10652 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10653 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10654 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10655 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10656 if it is set, lookup var in outer contexts too. Handle
10657 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10658 to be implicitly determined firstprivate for task regions.
10659 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10660 if it is set, lookup var in outer contexts too. Set
10661 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10662 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10663 OMP_CLAUSE_UNTIED. Take region_type as last argument
10664 instead of in_parallel and in_combined_parallel.
10665 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10667 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10668 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10669 (new_omp_context): Set default_kind to
10670 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10671 (omp_region_type): New enum.
10672 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10673 fields, add region_type.
10674 (new_omp_context): Take region_type as argument instead of is_parallel
10675 and is_combined_parallel.
10676 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10677 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10678 ctx->is_combined_parallel checks.
10679 (gimplify_omp_task): New function.
10680 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10682 * omp-low.c (extract_omp_for_data): Use schedule(static)
10683 for schedule(auto). Handle pointer and unsigned iterators.
10684 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10685 Add loops argument. Extract data for collapsed OMP_FOR loops.
10686 (expand_parallel_call): Assert sched_kind isn't auto,
10687 map runtime schedule to index 3.
10688 (struct omp_for_data_loop): New type.
10689 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10690 Add loop, loops, collapse and iter_type fields.
10691 (workshare_safe_to_combine_p): Disallow combined for if
10692 iter_type is unsigned long long. Don't combine collapse > 1 loops
10693 unless all bounds and steps are constant. Adjust extract_omp_for_data
10695 (expand_omp_for_generic): Handle pointer, unsigned and long long
10696 iterators. Handle collapsed OMP_FOR loops. Adjust
10697 for struct omp_for_data changes. If libgomp function doesn't return
10698 boolean_type_node, add comparison of the return value with 0.
10699 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10700 pointer, unsigned and long long iterators. Adjust for struct
10701 omp_for_data changes.
10702 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10703 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10704 unsigned long long. Allocate loops array, pass it to
10705 extract_omp_for_data. For collapse > 1 loops use always
10706 expand_omp_for_generic.
10707 (omp_context): Add sfield_map and srecord_type fields.
10708 (is_task_ctx, lookup_sfield): New functions.
10709 (use_pointer_for_field): Use is_task_ctx helper. Change first
10710 argument's type from const_tree to tree. Clarify comment.
10711 In OMP_TASK disallow copy-in/out sharing.
10712 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10713 (install_var_field): Add mask argument. Populate both record_type
10714 and srecord_type if needed.
10715 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10717 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10718 and DECL_FIELD_OFFSET.
10719 (scan_sharing_clauses): Adjust install_var_field callers. For
10720 firstprivate clauses on explicit tasks allocate the var by value in
10721 record_type unconditionally, rather than by reference.
10722 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10723 Use is_taskreg_ctx instead of is_parallel_ctx.
10724 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10725 (create_omp_child_function_name): Add task_copy argument, use
10726 *_omp_cpyfn* names if it is true.
10727 (create_omp_child_function): Add task_copy argument, if true create
10728 *_omp_cpyfn* helper function.
10729 (scan_omp_parallel): Adjust create_omp_child_function callers.
10730 Rename parallel_nesting_level to taskreg_nesting_level.
10731 (scan_omp_task): New function.
10732 (lower_rec_input_clauses): Don't run constructors for firstprivate
10733 explicit task vars which are initialized by *_omp_cpyfn*.
10734 Pass outer var ref to omp_clause_default_ctor hook if
10735 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10736 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10737 OMP_CLAUSE_REDUCTION_INIT.
10738 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10739 avoid duplicate setting of fields. Handle
10740 OMP_CLAUSE_PRIVATE_OUTER_REF.
10741 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10742 copy-out if TREE_READONLY, only copy-in.
10743 (expand_task_copyfn): New function.
10744 (expand_task_call): New function.
10745 (struct omp_taskcopy_context): New type.
10746 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10748 (lower_omp_parallel): Rename to...
10749 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10750 Call create_task_copyfn if srecord_type is needed. Adjust
10752 (task_shared_vars): New variable.
10753 (check_omp_nesting_restrictions): Warn if work-sharing,
10754 barrier, master or ordered region is closely nested inside OMP_TASK.
10755 Add warnings for barrier if closely nested inside of work-sharing,
10756 ordered, or master region.
10757 (scan_omp_1): Call check_omp_nesting_restrictions even for
10758 GOMP_barrier calls. Rename parallel_nesting_level to
10759 taskreg_nesting_level. Handle OMP_TASK.
10760 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10761 work-sharing construct, continue looking for them on parent parallel
10763 (lower_omp_for_lastprivate): Add lastprivate clauses
10764 to the beginning of dlist rather than end. Adjust for struct
10765 omp_for_data changes.
10766 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10767 not after it. Handle collapsed OMP_FOR loops, adjust for
10768 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10769 (get_ws_args_for): Adjust extract_omp_for_data caller.
10770 (scan_omp_for): Handle collapsed OMP_FOR
10771 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10772 (lower_omp_single_simple): If libgomp function doesn't return
10773 boolean_type_node, add comparison of the return value with 0.
10774 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10775 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10776 (parallel_nesting_level): Rename to...
10777 (taskreg_nesting_level): ... this.
10778 (is_taskreg_ctx): New function.
10779 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10780 of is_parallel_ctx.
10781 (execute_lower_omp): Rename parallel_nesting_level to
10782 taskreg_nesting_level.
10783 (expand_omp_parallel): Rename to...
10784 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10785 Call omp_task_call for OMP_TASK regions.
10786 (expand_omp): Adjust caller, handle OMP_TASK.
10787 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10789 * bitmap.c (bitmap_default_obstack_depth): New variable.
10790 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10791 if argument is NULL and bitmap_default_obstack is already initialized.
10792 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10794 * matrix-reorg.c (matrix_reorg): Likewise.
10796 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10798 * config/i386/i386.md (*indirect_jump): Macroize using P
10799 mode iterator. Remove !TARGET_64BIT from insn constraints.
10800 (*tablejump_1): Ditto.
10801 (*indirect_jump_rex64): Remove insn pattern.
10802 (*tablejump_1_rex64): Ditto.
10803 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10804 and eh_return_si insn patterns.
10806 2008-06-06 Richard Guenther <rguenther@suse.de>
10808 * tree-ssa-structalias.c (merge_smts_into): Remove.
10809 (find_what_p_points_to): Do not bother to compute the
10810 points-to set for pt_anything pointers.
10811 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10812 for pt_anything pointers is ok.
10814 2008-06-06 Jan Hubicka <jh@suse.cz>
10816 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10818 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10820 * cgraph.c: Fix typos in comments.
10821 (cgraph_availability_names): Fix string typo.
10822 * fold-const.c: Fix typos in comments.
10823 (fold_binary): Fix typo in warning.
10824 * genautomata.c: Fix typos in comments.
10825 (check_presence_pattern_sets): Fix typo in local variable.
10826 (output_description): Fix typo in output.
10827 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10828 * hwint.h: Likewise.
10829 * matrix-reorg.c (check_allocation_function): Likewise.
10830 * omega.c (smooth_weird_equations): Likewise.
10831 * auto-inc-dec.c: Fix typos in comments.
10832 * bb-reorder.c: Likewise.
10833 * builtins.c: Likewise.
10834 * c-common.c: Likewise.
10835 * c-cppbuiltin.c: Likewise.
10836 * c-parser.c: Likewise.
10837 * c-pretty-print.c: Likewise.
10838 * cfgcleanup.c: Likewise.
10839 * cfgexpand.c: Likewise.
10840 * cfghooks.c: Likewise.
10841 * cfglayout.c: Likewise.
10842 * cfgloopmanip.c: Likewise.
10843 * cgraphunit.c: Likewise.
10844 * coverage.c: Likewise.
10845 * dbxout.c: Likewise.
10846 * df-byte-scan.c: Likewise.
10847 * df-core.c: Likewise.
10848 * df-problems.c: Likewise.
10849 * df-scan.c: Likewise.
10851 * dominance.c: Likewise.
10852 * domwalk.c: Likewise.
10854 * dwarf2out.c: Likewise.
10855 * emit-rtl.c: Likewise.
10856 * et-forest.c: Likewise.
10857 * function.c: Likewise.
10858 * function.h: Likewise.
10860 * gcov-io.c: Likewise.
10861 * gcov.c: Likewise.
10862 * gcse.c: Likewise.
10863 * genattrtab.c: Likewise.
10864 * ggc-page.c: Likewise.
10865 * gimplify.c: Likewise.
10866 * gthr-lynx.h: Likewise.
10867 * haifa-sched.c: Likewise.
10868 * ipa-cp.c: Likewise.
10869 * ipa-inline.c: Likewise.
10870 * ipa-prop.h: Likewise.
10871 * ipa-pure-const.c: Likewise.
10872 * ipa-struct-reorg.c: Likewise.
10873 * ipa-struct-reorg.h: Likewise.
10874 * ipa-type-escape.c: Likewise.
10876 * loop-doloop.c: Likewise.
10877 * mips-tfile.c: Likewise.
10878 * mkmap-flat.awk: Likewise.
10879 * mkmap-symver.awk: Likewise.
10880 * modulo-sched.c: Likewise.
10881 * omp-low.c: Likewise.
10882 * optabs.c: Likewise.
10883 * optabs.h: Likewise.
10884 * opts.c: Likewise.
10885 * passes.c: Likewise.
10886 * postreload-gcse.c: Likewise.
10887 * postreload.c: Likewise.
10888 * predict.c: Likewise.
10889 * pretty-print.h: Likewise.
10890 * profile.c: Likewise.
10891 * protoize.c: Likewise.
10892 * ra-conflict.c: Likewise.
10893 * real.c: Likewise.
10894 * recog.c: Likewise.
10895 * regclass.c: Likewise.
10896 * regs.h: Likewise.
10897 * reload.c: Likewise.
10898 * rtl-error.c: Likewise.
10899 * rtlanal.c: Likewise.
10900 * scan.h: Likewise.
10901 * sched-rgn.c: Likewise.
10903 * stmt.c: Likewise.
10904 * target.h: Likewise.
10905 * tree-dfa.c: Likewise.
10906 * tree-eh.c: Likewise.
10907 * tree-flow-inline.h: Likewise.
10908 * tree-inline.c: Likewise.
10909 * tree-into-ssa.c: Likewise.
10910 * tree-loop-distribution.c: Likewise.
10911 * tree-nested.c: Likewise.
10912 * tree-parloops.c: Likewise.
10913 * tree-pass.h: Likewise.
10914 * tree-pretty-print.c: Likewise.
10915 * tree-profile.c: Likewise.
10916 * tree-scalar-evolution.c: Likewise.
10917 * tree-sra.c: Likewise.
10918 * tree-ssa-alias-warnings.c: Likewise.
10919 * tree-ssa-ccp.c: Likewise.
10920 * tree-ssa-coalesce.c: Likewise.
10921 * tree-ssa-dom.c: Likewise.
10922 * tree-ssa-dse.c: Likewise.
10923 * tree-ssa-forwprop.c: Likewise.
10924 * tree-ssa-live.c: Likewise.
10925 * tree-ssa-live.h: Likewise.
10926 * tree-ssa-loop-im.c: Likewise.
10927 * tree-ssa-loop-ivopts.c: Likewise.
10928 * tree-ssa-loop-niter.c: Likewise.
10929 * tree-ssa-loop-prefetch.c: Likewise.
10930 * tree-ssa-phiopt.c: Likewise.
10931 * tree-ssa-phiprop.c: Likewise.
10932 * tree-ssa-sccvn.c: Likewise.
10933 * tree-ssa-ter.c: Likewise.
10934 * tree-ssa-threadupdate.c: Likewise.
10935 * tree-ssa.c: Likewise.
10936 * tree-vect-analyze.c: Likewise.
10937 * tree-vect-transform.c: Likewise.
10938 * tree-vectorizer.c: Likewise.
10939 * tree-vn.c: Likewise.
10940 * tree-vrp.c: Likewise.
10941 * tree.c: Likewise.
10942 * tree.def: Likewise.
10943 * tree.h: Likewise.
10944 * unwind-dw2-fde.c: Likewise.
10945 * unwind.inc: Likewise.
10946 * value-prof.c: Likewise.
10947 * vmsdbgout.c: Likewise.
10949 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10951 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10952 always place FP constants in the TOC for TARGET_POWERPC64.
10953 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10955 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10957 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10958 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10959 enable for TARGET_E500_DOUBLE.
10960 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10961 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10962 floating-point modes like integer modes for E500 double.
10963 (rs6000_legitimate_offset_address_p): Likewise.
10964 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10965 addressing for DDmode for E500 double.
10966 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10967 modes as using 64-bits of registers for E500 double.
10968 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10969 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10970 specially for E500 double.
10971 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10972 TDmode for E500 double.
10973 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10974 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10975 (rs6000_split_multireg_move): Do not handle TDmode specially for
10977 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10978 using 64-bit registers for E500 double.
10979 (emit_frame_save): Do not handle DDmode specially for E500 double.
10980 (gen_frame_mem_offset): Likewise.
10981 (rs6000_function_value): Do not call spe_build_register_parallel
10982 for DDmode or TDmode.
10983 (rs6000_libcall_value): Likewise.
10984 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10985 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10988 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10990 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10993 2008-06-04 Junjie Gu <jgu@tensilica.com>
10995 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10996 comparison for frame pointers.
10998 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11001 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11003 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11006 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11007 register is already smaller or equal to required mode.
11009 2008-06-04 Xinliang David Li <davidxl@google.com>
11011 * tree-call-cdce.c: New file.
11012 (cond_dead_built_in_calls): New static variable.
11013 (input_domain): New struct.
11014 (check_pow): New function.
11015 (check_builtin_call): Ditto.
11016 (check_target_format): Ditto.
11017 (is_call_dce_candidate): Ditto.
11018 (gen_one_condition): Ditto.
11019 (gen_conditions_for_domain): Ditto.
11020 (get_domain): Ditto.
11021 (gen_conditions_for_pow_cst_base): Ditto.
11022 (gen_conditions_for_pow_int_base): Ditto.
11023 (gen_conditions_for_pow): Ditto.
11024 (get_no_error_domain): Ditto.
11025 (gen_shrink_wrap_conditions): Ditto.
11026 (shrink_wrap_one_built_in_call): Ditto.
11027 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11028 (tree_call_cdce): Ditto.
11029 (gate_call_cdce): Ditto.
11030 (pass_call_cdce): New gimple pass.
11031 * passes.c: (init_optimization_passes): New pass.
11032 * tree-pass.h: New pass declaration.
11033 * opts.c (decode_options): New flag setting.
11034 * common.opt: Add -ftree-builtin-call-dce flag.
11035 * Makefile.in: Add new source file.
11036 * tempvar.def: New tv_id.
11037 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11039 2008-06-04 Richard Guenther <rguenther@suse.de>
11041 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11042 (is_call_clobbered): Always check var_ann->call_clobbered.
11043 (mark_call_clobbered): Always set var_ann->call_clobbered.
11044 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11045 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11046 (reset_alias_info): Clear call clobbering info on MTAGs and
11048 (set_pt_anything): Set pt_global_mem.
11049 (create_tag_raw): Adjust comment.
11050 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11052 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11053 Maxim Kuvyrkov <maxim@codesourcery.com>
11055 * config/m68k/m68k.opt (mxgot): New option.
11056 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11057 (m68k_output_addr_const_extra): New.
11058 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11059 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11060 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11061 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11063 2008-06-04 Richard Guenther <rguenther@suse.de>
11065 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11066 negative or non-representable offsets.
11068 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11070 * config/i386/i386.c (ix86_gen_leave): New.
11071 (ix86_gen_pop1): Likewise.
11072 (ix86_gen_add3): Likewise.
11073 (ix86_gen_sub3): Likewise.
11074 (ix86_gen_sub3_carry): Likewise.
11075 (ix86_gen_one_cmpl2): Likewise.
11076 (ix86_gen_monitor): Likewise.
11077 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11078 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11079 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11080 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11081 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11082 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11083 (ix86_expand_epilogue): Updated.
11084 (print_operand): Handle integer register operand for 'z'.
11085 (ix86_expand_strlensi_unroll_1): Likewise.
11086 (ix86_expand_strlen): Likewise.
11087 (ix86_expand_builtin): Likewise.
11088 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11089 mov{q}/mov{l} and add{q}/add{l}.
11091 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11093 * config/i386/i386.md (P): New mode iterator.
11094 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11095 using P mode iterator.
11096 (DFmode push_operand splitter): Ditto.
11097 (XFmode push_operand splitter): Ditto.
11098 (DFmode float_extend SFmode push_operand splitter): Ditto.
11099 (XFmode float_extend SFmode push_operand splitter): Do not generate
11100 SImode pushes for 64bit target. Macroize Dimode and SImode
11101 pushes using P mode iterator.
11102 (XFmode float_extend DFmode push_operand splitter): Ditto.
11104 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11106 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11107 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11108 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11109 return type to int.
11110 (ix86_call_abi_override): Remove check for call_used_regs.
11112 2008-06-03 Richard Guenther <rguenther@suse.de>
11114 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11115 for the lhs of calls if the return type contains pointers.
11117 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11119 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11120 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11121 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11122 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11123 of cfun and DEFAULT_ABI to deceide abi mode.
11124 (DEFAULT_ABI): New.
11125 (REG_PARM_STACK_SPACE): Removed.
11126 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11127 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11128 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11129 (ix86_function_abi): Likewise.
11130 (ix86_function_type_abi): Likewise.
11131 (ix86_call_abi_override): Likewise.
11132 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11133 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11134 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11135 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11137 (X86_64_REGPARM_MAX): New.
11138 (X86_64_SSE_REGPARM_MAX): New.
11139 (X64_REGPARM_MAX): New.
11140 (X64_SSE_REGPARM_MAX): New.
11141 (X86_32_REGPARM_MAX): New.
11142 (X86_32_SSE_REGPARM_MAX): New.
11143 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11144 (ix86_function_regparm): Handle user calling abi.
11145 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11146 by DEFAULT_ABI versus SYSV_ABI check.
11147 (ix86_reg_parm_stack_space): New.
11148 (ix86_function_type_abi): New.
11149 (ix86_call_abi_override): New.
11150 (ix86_function_abi): New.
11151 (ix86_cfun_abi): New.
11152 (init_cumulative_args): Call abi specific initialization.
11153 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11154 (function_arg_64): Extend SSE_REGPARM_MAX check.
11155 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11156 (ix86_pass_by_reference): Likewise.
11157 (ix86_function_value_regno_p): Likewise.
11158 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11159 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11160 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11161 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11162 (setup_incoming_varargs_64): Adjust regparm for call abi.
11163 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11164 (ix86_va_start): Likewise.
11165 (ix86_gimplify_va_arg): Likewise.
11166 (ix86_expand_prologue): Likewise.
11167 (output_pic_addr_const): Likewise.
11168 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11169 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11170 (x86_output_mi_thunk): Likewise.
11171 (x86_function_profiler): Likewise.
11172 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11173 (SYSV_ABI, MS_ABI): New constants.
11174 (DEFAULT_ABI): New.
11175 (init_regs): Add prototype of function in regclass.c file.
11176 (OVERRIDE_ABI_FORMAT): New.
11177 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11178 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11179 (OUTGOING_REG_PARM_STACK_SPACE): New.
11180 (ix86_reg_parm_stack_space): New prototype.
11181 (CUMULATIVE_ARGS): Add call_abi member.
11182 (machine_function): Add call_abi member.
11183 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11184 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11186 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11189 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11190 (avr_builtin_setjmp_frame_value): New function.
11191 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11192 (nonlocal_goto): Define.
11194 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11196 * config/mips/mips.c (mips_emit_loadgp): Return early if
11197 there is nothing do to, otherwise emit a blockage if
11198 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11199 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11201 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11203 * configure.ac: Drop unneeded backslash ending up in config.in.
11204 * acinclude.m4: Likewise.
11205 * config.in: Regenerate.
11207 2008-05-26 Jan Hubicka <jh@suse.cz>
11209 * predict.c (maybe_hot_frequency_p): Break out of...
11210 (maybe_hot_bb_p): ... here.
11211 (maybe_hot_edge_p): New.
11212 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11213 * basic-block.h (maybe_hot_edge_p): Declare.
11215 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11217 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11218 (*cmpfp_<mode>_cc): Ditto.
11219 (*fp_jcc_8<mode>_387): Ditto.
11220 (*fop_<MODEF:mode>_2_i387): Ditto.
11221 (*fop_<MODEF:mode>_3_i387): Ditto.
11222 (*fop_xf_2_i387): Ditto.
11223 (*fop_xf_3_i387): Ditto.
11225 2008-06-02 Tomas Bily <tbily@suse.cz>
11227 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11229 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11231 * config/mips/mips.c (mips_valid_offset_p): New function.
11232 (mips_valid_lo_sum_p): Likewise.
11233 (mips_classify_address): Use them.
11234 (mips_force_address): New function.
11235 (mips_legitimize_address): Use it.
11236 * config/mips/mips.md (MOVE128): New mode iterator.
11237 (movtf): Require TARGET_64BIT. Remove empty strings.
11238 (*movtf_internal): Rename to...
11239 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11240 of "R" and use {,fp}{load,store} attributes instead of "multi".
11241 Use a separate define_split.
11242 (*movtf_mips16): New pattern.
11244 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11246 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11247 * config/mips/mips.c (mips_expand_before_return): New function.
11248 (mips_expand_epilogue): Call it.
11249 * config/mips/mips.md (return): Turn into a define_expand.
11250 (*return): New insn.
11252 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11254 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11255 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11256 functions. Do not emit uses and clobbers of CONCATs; individually
11257 use and clobber their operands.
11258 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11259 gen_clobber, emit_use and gen_use.
11260 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11261 (expand_builtin_return): Likewise.
11262 * cfgbuild.c (count_basic_blocks): Likewise.
11263 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11264 * explow.c (emit_stack_restore): Likewise.
11265 * expmed.c (extract_bit_field_1): Likewise.
11266 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11267 (emit_move_multi_word, store_constructor): Likewise.
11268 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11269 (thread_prologue_and_epilogue_insns): Likewise.
11270 * lower-subreg.c (resolve_simple_move): Likewise.
11271 * optabs.c (widen_operand, expand_binop): Likewise.
11272 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11273 * reload.c (find_reloads): Likewise.
11274 * reload1.c (eliminate_regs_in_insn): Likewise.
11275 * stmt.c (expand_nl_goto_receiver): Likewise.
11276 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11277 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11278 * config/arm/arm.c (arm_load_pic_register): Likewise.
11279 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11280 * config/arm/arm.md (untyped_return): Likewise.
11281 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11282 * config/avr/avr.c (expand_prologue): Likewise.
11283 * config/bfin/bfin.c (do_unlink): Likewise.
11284 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11285 * config/cris/cris.c (cris_expand_prologue): Likewise.
11286 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11287 (machopic_legitimize_pic_address): Likewise.
11288 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11289 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11290 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11291 (ix86_expand_convert_uns_didf_sse): Likewise.
11292 (ix86_expand_vector_init_general): Likewise.
11293 * config/ia64/ia64.md (eh_epilogue): Likewise.
11294 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11295 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11296 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11297 (config/iq2000/iq2000.c): Likewise.
11298 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11299 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11300 (builtin_longjmp): Likewise.
11301 * config/mn10300/mn10300.md (call, call_value): Likewise.
11302 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11303 * config/pdp11/pdp11.md (abshi2): Likewise.
11304 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11305 * config/s390/s390.c (s390_emit_prologue): Likewise.
11306 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11307 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11308 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11309 * config/sh/sh.c (prepare_move_operands): Likewise.
11310 (output_stack_adjust, sh_expand_epilogue): Likewise.
11311 (sh_set_return_address, sh_expand_t_scc): Likewise.
11312 * config/sparc/sparc.c (load_pic_register): Likewise.
11313 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11314 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11315 * config/v850/v850.c (expand_epilogue): Likewise.
11317 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11319 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11320 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11321 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11322 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11323 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11324 stack pointer register.
11325 (output_movhi): Remove code for interrupt specific writing to the
11326 stack pointer register.
11328 2008-05-31 Richard Guenther <rguenther@suse.de>
11330 PR tree-optimization/34244
11331 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11332 (tree_expr_nonzero_warnv_p): Likewise.
11333 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11334 ssa_name_nonnegative_p.
11335 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11336 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11337 not tree_expr_nonzero_warnv_p.
11339 PR tree-optimization/36262
11341 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11343 PR tree-optimization/34244
11344 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11345 (record_numbers_of_iterations): New function.
11346 (execute_vrp): Cache the numbers of iterations of loops.
11347 * tree-scalar-evolution.c (scev_reset_except_niters):
11349 (scev_reset): Use scev_reset_except_niters.
11350 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11352 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11354 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11355 __WORKAROUND_RETS when appropriate.
11357 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11359 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11360 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11362 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11363 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11364 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11365 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11366 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11367 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11368 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11369 *fop_df_1_sse insn patterns using MODEF mode iterator.
11370 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11371 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11372 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11373 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11374 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11375 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11376 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11377 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11378 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11379 (*fop_xf_5_i387): Ditto.
11380 (*fop_xf_6_i387): Ditto.
11382 2008-05-30 Richard Guenther <rguenther@suse.de>
11384 * builtins.c (build_string_literal): Avoid generating
11385 a non-gimple_val result.
11387 2008-05-30 DJ Delorie <dj@redhat.com>
11389 * exec-tool.in: Use an environment variable (private) instead of a
11390 file (shared) as a semaphore, so as to not break parallel builds.
11392 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11394 * optabs.c (maybe_encapsulate_block): Remove.
11395 (emit_libcall_block): Adjust accordingly.
11396 * optabs.h (maybe_encapsulate_block): Remove prototype.
11398 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11399 Don't use maybe_encapsulate_block.
11401 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11403 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11404 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11405 rtx is a SYMBOL_REF before calling get_pool_constant.
11407 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11409 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11411 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11413 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11414 rather than OS names to choose INO_T_EQ definition.
11415 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11416 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11418 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11421 * config/darwin-f.c: New.
11422 * config/t-darwin: Added rule to build darwin-f.o.
11423 * config.gcc: Defined new variable, fortran_target_objs.
11424 (*-*-darwin*): Set fortran_target_objs.
11425 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11426 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11427 * configure: Regenerated.
11429 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11432 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11433 canonical type if needed.
11435 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11437 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11439 2008-05-29 Richard Guenther <rguenther@suse.de>
11441 PR tree-optimization/36343
11442 PR tree-optimization/36346
11443 PR tree-optimization/36347
11444 * tree-flow.h (clobber_what_p_points_to): Declare.
11445 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11446 pointed-to variable is dereferenced is irrelevant to whether
11447 the pointer can access the pointed-to variable.
11448 (clobber_what_p_points_to): New function.
11449 * tree-ssa-alias.c (set_initial_properties): Use it.
11450 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11451 call clobber check for NMTs.
11453 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11455 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11456 for printing gcov_type.
11458 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11460 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11461 and the eh region information.
11462 * value-prof.c (gimple_move_stmt_histograms): New function.
11463 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11465 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11467 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11469 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11471 * value-prof.c (tree_ic_transform): Print counts.
11472 * tree-profile.c (tree_gen_ic_func_profiler):
11473 Clear __gcov_indreict_call_callee variable to avoid misattribution
11476 2008-05-28 Rafael Espíndola <espindola@google.com>
11478 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11481 2008-05-28 Richard Guenther <rguenther@suse.de>
11483 PR tree-optimization/36339
11484 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11485 and clobbering code out of the loop.
11487 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11489 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11492 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11493 s390_contiguous_bitmask_p, s390_symref_operand_p,
11494 s390_check_symref_alignment, s390_reload_larl_operand,
11495 s390_reload_symref_address): New functions.
11496 (s390_branch_condition_mnemonic): Support compare and branch
11498 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11499 and 'W' constraints.
11500 (s390_secondary_reload): Add secondary reloads for unaligned
11501 symbol refs or symbol refs to floating point or QI/TI mode
11503 (legitimate_address_p): Accept symbol references as addresses.
11504 (s390_expand_insv): Use rotate and insert selected bits
11505 instruction for insv when building for z10.
11506 (print_operand_address): Handle symbol ref addresses.
11507 (print_operand): Output modifier 'c' added for signed byte values.
11508 (s390_encode_section_info): Mark symbol refs with
11509 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11511 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11512 (length attribute): RRF, RRR have 4 byte length.
11513 (FPALL, INTALL): New mode iterators added.
11514 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11515 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11516 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11517 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11518 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11519 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11520 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11521 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11523 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11524 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11525 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11526 reload<INTALL:mode><P:mode>_toreg_z10,
11527 reload<FPALL:mode><P:mode>_tomem_z10,
11528 reload<FPALL:mode><P:mode>_toreg_z10,
11529 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11530 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11531 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11532 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11534 (movmem, clrmem, cmpmem): New splitters added.
11536 * config/s390/predicates.md (larl_operand): Use
11537 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11538 SYMBOL_REF_ALIGN1_P.
11539 (s390_signed_integer_comparison,
11540 s390_unsigned_integer_comparison): New predicates.
11542 * config/s390/s390-protos.h (s390_check_symref_alignment,
11543 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11544 s390_reload_symref_address,
11545 s390_compare_and_branch_condition_mask): Prototypes added.
11547 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11548 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11549 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11551 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11553 * config/s390/s390.c (z10_cost): New cost function for z10.
11554 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11555 (s390_issue_rate): Adjust issue rate for z10.
11556 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11557 (processor_flags): Add PF_Z10.
11558 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11559 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11560 * gcc/config.gcc: Add z10.
11562 2008-05-28 Richard Guenther <rguenther@suse.de>
11564 PR tree-optimization/36291
11565 * tree-flow. h (struct gimple_df): Remove var_anns member.
11566 * tree-flow-inline.h (gimple_var_anns): Remove.
11567 (var_ann): Simplify.
11568 * tree-dfa.c (create_var_ann): Simplify.
11569 (remove_referenced_var): Clear alias info from var_anns of globals.
11570 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11571 (delete_tree_ssa): Clear alias info from var_anns of globals.
11572 Do not free var_anns.
11573 (var_ann_eq): Remove.
11574 (var_ann_hash): Likewise.
11576 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11578 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11579 and loongson2f entries.
11580 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11581 * config/mips/mips.h (processor_type): Add Loongson-2E
11582 and Loongson-2F entries.
11583 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11584 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11585 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11586 * doc/invoke.texi (MIPS Options): Document loongson2e
11587 and loongson2f processor names.
11589 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11593 * config/i386/i386.c (ix86_function_arg_boundary): Use
11594 alignment of canonical type.
11595 (ix86_expand_vector_move): Check unaligned memory access for
11598 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11600 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11601 Moved to the front of file.
11603 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11604 H.J. Lu <hongjiu.lu@intel.com>
11606 * dwarf2out.c (current_fde): New.
11608 (lookup_cfa:): Likewise.
11609 (dwarf2out_end_epilogue): Likewise.
11610 (dwarf2out_note_section_used): Likewise.
11612 2008-05-27 Michael Matz <matz@suse.de>
11615 * c.opt (Wenum-compare): New warning option.
11616 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11618 2008-05-27 Michael Matz <matz@suse.de>
11620 PR middle-end/36326
11621 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11623 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11624 into memory as tail calls.
11626 2008-05-27 Richard Guenther <rguenther@suse.de>
11628 PR tree-optimization/36339
11629 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11630 pointers cause all addressable variables to be call clobbered.
11632 2008-05-27 Richard Guenther <rguenther@suse.de>
11634 PR tree-optimization/36245
11635 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11637 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11639 * config/s390/s390.md: Replace all occurences of the 'm'
11640 constraint with 'RT'.
11642 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11644 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11646 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11648 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11649 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11650 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11652 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11654 * reload.c: (find_reloads): Skip alternatives according to the
11655 "enabled" attribute. Constify the constraint variable.
11656 * recog.c (get_attr_enabled): Add default implementation.
11657 (extract_insn): Set the alternative_enabled_p array
11658 in the recog_data struct.
11659 (preprocess_constraints, constrain_operands): Skip
11660 alternatives according to the "enabled" attribute
11661 * recog.h (struct recog_data): New field alternative_enabled_p.
11662 (skip_alternative): New inline function.
11663 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11664 (record_reg_classes): Skip alternative according to the
11665 "enabled" attribute.
11667 * doc/md.texi: Add documention for the "enabled" attribute.
11669 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11671 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11672 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11673 constraint with TARGET_MEM_CONSTRAINT.
11674 * recog.c (asm_operand_ok, preprocess_constraints,
11675 constrain_operands): Likewise.
11676 * regclass.c (record_reg_classes): Likewise.
11677 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11678 * reload1.c (maybe_fix_stack_asms): Likewise.
11679 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11680 * recog.h: Adjust comment.
11681 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11682 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11683 * doc/md.texi: Add a note to description of 'm' constraint.
11684 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11686 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11688 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11689 that the bitfield is of integral type before testing its precision.
11691 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11692 Sa Liu <saliu@de.ibm.com>
11694 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11695 __modti3, __udivti3, __umodti3 and __udivmodti4.
11696 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11697 that implement TImode mul and div functions.
11698 * config/spu/multi3.c: New. Implement __multi3.
11699 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11700 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11703 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11705 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11706 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11707 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11708 tls_sysv_suffix): New mode and mode attribute iterators.
11709 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11710 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11711 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11712 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11713 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11716 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11718 PR tree-optimization/36329
11719 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11720 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11721 * cgraphbuild.c (initialize_inline_failed): Use the latter
11722 macro in lieu of the former.
11723 * ipa-inline.c (cgraph_mark_inline): Likewise.
11724 (cgraph_decide_inlining_of_small_function): Likewise.
11725 (cgraph_decide_inlining): Likewise.
11726 (cgraph_decide_inlining_incrementally): Likewise.
11728 2008-05-26 Tristan Gingold <gingold@adacore.com>
11729 Anatoly Sokolov <aesok@post.ru>
11731 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11732 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11733 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11734 optimization for 'avr6' architecture.
11736 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11739 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11741 2008-05-26 Richard Guenther <rguenther@suse.de>
11743 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11744 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11746 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11748 PR middle-end/36253
11749 * caller-save.c (insert_restore): Verify alignment of spill space.
11750 (insert_save): Likewise.
11751 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11752 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11753 (STACK_SLOT_ALIGNMENT): Likewise.
11754 * function.c (LOCAL_ALIGNMENT): Removed.
11755 (get_stack_local_alignment): New.
11756 (assign_stack_local): Use it. Set alignment on stack slot.
11757 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11758 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11759 (STACK_SLOT_ALIGNMENT): New.
11760 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11761 stack slot in XFmode.
11763 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11765 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11768 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11769 argument operand in rax isn't removed.
11771 2008-05-26 Richard Guenther <rguenther@suse.de>
11773 PR middle-end/36300
11774 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11775 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11777 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11780 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11782 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11784 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11785 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11787 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11789 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11790 build a trampoline if we don't want one.
11791 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11792 return zero for nested functions if we don't want a trampoline.
11794 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11796 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11798 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11801 * c.opt: Removed undocumented option '-lang-fortran'.
11802 * c-common.h: Removed global variable 'lang_fortran'.
11803 * c-opts.c (c_common_handle_option): Removed code to handle
11804 option '-lang-fortran'. Updated includes.
11805 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11806 definition of '__GFORTRAN__'.
11807 (define__GNUC__): Reimplemented to use BASEVER and
11808 cpp_define_formatted.
11809 (builtin_define_with_value_n): Removed.
11810 * c-incpath.h: Renamed to ...
11811 * incpath.h: ... this.
11812 * c-incpath.c: Renamed to ...
11813 * incpath.c: ... this. Updated includes.
11814 * fix-header.c: Updated includes.
11815 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11816 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11817 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11819 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11821 * tree.h: Update the table of flags used on tree nodes.
11822 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11823 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11824 (FORCED_LABEL): Add access check.
11825 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11826 (ASM_INPUT_P): Likewise.
11827 (ASM_VOLATILE_P): Likewise.
11828 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11829 (OMP_SECTION_LAST): Access private_flag directly.
11830 (OMP_RETURN_NOWAIT): Likewise.
11831 (OMP_PARALLEL_COMBINED): Likewise.
11832 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11833 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11834 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11835 deprecated_flag directly.
11837 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11839 * final.c (frame_pointer_needed): Removed.
11840 * flags.h (frame_pointer_needed): Likewise.
11842 * function.h (rtl_data): Add frame_pointer_needed.
11843 (frame_pointer_needed): New.
11845 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11847 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11849 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11851 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11854 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11856 * c-common.c (strip_array_types): Move function to..
11858 (get_inner_array_type): Delete.
11859 * c-common.h (strip_array_types): Move declaration to..
11861 (get_inner_array_type): Delete.
11862 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11863 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11864 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11865 * config/pa/pa.c (emit_move_sequence): Likewise.
11867 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11869 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11872 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11874 * function.c: Include target hook for nonlocal_goto frame value.
11876 2008-05-24 Richard Guenther <rguenther@suse.de>
11878 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11879 variable can be only accessed through a pointer or a union.
11881 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11883 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11884 * doc/extend.texi: Likewise.
11886 2008-05-23 DJ Delorie <dj@redhat.com>
11888 * config/m32c/jump.md (untyped_call): Add.
11890 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11891 for A24 to PSImode.
11892 (m32c_address_cost): Detail costs for indirect offsets.
11894 2008-05-23 Rafael Espíndola <espindola@google.com>
11896 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11897 if a node is a SUBREG.
11898 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11901 2008-05-23 Paul Brook <paul@codesourcery.com>
11902 Carlos O'Donell <carlos@codesourcery.com>
11904 * doc/extend.texi: Clarify use of __attribute__((naked)).
11905 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11906 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11907 * function.c (use_register_for_decl): Use
11908 targetm.calls.allocate_stack_slots_for_args.
11909 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11910 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11911 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11913 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11915 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11917 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11919 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11920 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11921 is only rounded once.
11923 2008-05-23 Richard Guenther <rguenther@suse.de>
11925 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11927 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11928 Jakub Jelinek <jakub@redhat.com>
11931 * configure.ac: Handle --enable-cld.
11932 * configure: Regenerated.
11933 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11934 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11935 (ix86_current_function_needs_cld): New define.
11936 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11937 (cld): New isns pattern.
11938 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11939 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11940 * config/i386/i386.opt (mcld): New option.
11941 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11942 TARGET_CLD and ix86_current_function_needs_cld.
11943 (override_options): Use -mcld by default for 32-bit code if
11946 * doc/install.texi (Options specification): Document --enable-cld.
11947 * doc/invoke.texi (Machine Dependent Options)
11948 [i386 and x86-64 Options]: Add -mcld option.
11949 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11951 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11952 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11953 (return_in_memory_64): Likewise.
11954 (return_in_memory_ms_64): Likewise.
11956 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11958 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11959 * builtins.c (fold_builtin_fpclassify): New.
11960 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11961 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11962 * c-common.c (handle_type_generic_attribute): Adjust to accept
11963 fixed arguments before an elipsis.
11964 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11965 * doc/extend.texi: Document __builtin_fpclassify.
11967 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11969 * omp-low.c (gate_expand_omp_ssa): Remove.
11970 (pass_expand_omp_ssa): Remove.
11971 (gate_expand_omp): Do not check for flag_openmp_ssa.
11972 * common.opt (-fopenmp-ssa): Remove.
11973 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11975 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11977 * config/sh/sh.opt (mfixed-range): New option.
11978 * config/sh/sh-protos.h (sh_fix_range): Declare.
11979 * config/sh/sh.c (sh_fix_range): New function.
11980 * config/sh/sh.h (sh_fixed_range_str): Declare.
11981 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11983 * doc/invoke.texi (SH Options): Document -mfixed-range.
11985 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11987 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11988 it before the redeclaration.
11990 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11992 * config/avr/avr.c (get_sequence_length): Add new function.
11993 (expand_prologue, expand_epilogue): Remove duplicate code.
11995 2008-05-22 Rafael Espíndola <espindola@google.com>
11997 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12000 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12002 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12003 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12005 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12006 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12007 (vect_update_misalignment_for_peel): Likewise.
12008 (vector_alignment_reachable_p): Likewise.
12009 * tree-vect-transform.c (vectorizable_load): Likewise.
12010 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12011 (get_vectype_for_scalar_type): Pass mode of scalar_type
12012 to UNITS_PER_SIMD_WORD.
12014 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12015 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12016 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12017 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12018 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12020 2008-05-22 Ira Rosen <irar@il.ibm.com>
12022 PR tree-optimization/36293
12023 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12024 if the first load must be skipped because of a gap.
12026 2008-05-22 Richard Guenther <rguenther@suse.de>
12028 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12029 more cases of offset disambiguation that is possible if
12030 strict-aliasing rules apply.
12031 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12032 for basic offset and type-based disambiguation.
12034 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12036 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12037 ix86_expand_vector_set on V16QImode for SSE4.1.
12039 2008-05-21 Tom Tromey <tromey@redhat.com>
12041 * c.opt (Wimport): Mark as undocumented.
12042 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12044 (Warning Options): Likewise.
12045 * doc/cppopts.texi: Don't mention -Wimport.
12047 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12049 PR tree-optimization/36287
12050 PR tree-optimization/36286
12051 * lambda-code.c (build_access_matrix): Do not use the loop->num
12052 for computing the number of induction variables: use the loop depth
12055 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12058 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12059 option -f(no-)leading-underscore.
12061 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12063 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12064 GET_MODE_NUNITS (mode).
12066 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12068 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12069 (-mmulhw): Add 464 to description.
12070 (-mdlmzb): Likewise.
12071 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12072 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12074 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12075 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12076 * config/rs6000/rs6000.md: Update comments for 464.
12078 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12080 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12082 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12084 * config/i386/sse.md (vec_extractv4sf): Removed.
12085 (vec_extractv2df): Likewise.
12086 (vec_extractv2di): Likewise.
12087 (vec_extractv4si): Likewise.
12088 (vec_extractv8hi): Likewise.
12089 (vec_extractv16qi): Likewise.
12090 (vec_extract<mode>): New.
12092 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12094 * config/i386/sse.md (vec_setv4sf): Removed.
12095 (vec_setv2df): Likewise.
12096 (vec_setv2di): Likewise.
12097 (vec_setv4si): Likewise.
12098 (vec_setv8hi): Likewise.
12099 (vec_setv16qi): Likewise.
12100 (vec_set<mode>): New.
12102 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12104 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12105 goto for vec_concat and vec_interleave.
12107 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12109 * config/i386/sse.md (vec_initv4sf): Removed.
12110 (vec_initv2df): Likewise.
12111 (vec_initv2di): Likewise.
12112 (vec_initv4si): Likewise.
12113 (vec_initv8hi): Likewise.
12114 (vec_initv16qi): Likewise.
12115 (vec_init<mode>): New.
12117 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12119 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12121 2008-05-21 Tom Tromey <tromey@redhat.com>
12123 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12124 (zone_find_object_offset): Likewise.
12125 (gt_ggc_m_S): Likewise.
12126 (highest_bit): Likewise.
12127 * ggc-page.c (gt_ggc_m_S): New function.
12128 * stringpool.c (string_stack): Remove.
12129 (init_stringpool): Update.
12130 (ggc_alloc_string): Use ggc_alloc.
12131 (maybe_delete_ident): New function.
12132 (ggc_purge_stringpool): Likewise.
12133 (gt_ggc_m_S): Remove.
12134 * ggc-common.c (ggc_protect_identifiers): New global.
12135 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12136 ggc_protect_identifiers.
12137 * ggc.h (ggc_protect_identifiers): Declare.
12138 (gt_ggc_m_S): Update.
12139 (ggc_purge_stringpool): Declare.
12140 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12141 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12143 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12145 2008-05-21 David S. Miller <davem@davemloft.net>
12147 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12150 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12152 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12155 2008-05-20 David Daney <ddaney@avtrex.com>
12157 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12158 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12159 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12160 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12161 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12162 (atomic_hiqi_op): New define_code_iterator.
12163 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12164 mips_expand_compare_and_swap_12.
12165 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12166 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12167 (sync_<optab><mode>, sync_old_<optab><mode>,
12168 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12169 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12170 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12171 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12172 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12173 (test_and_set_12): New insn.
12174 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12175 sync_new_<optab><mode>, sync_old_nand<mode>,
12176 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12177 clobber to operand 0 for SI and DI mode insns.
12178 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12179 mips_gen_fn_4): New typedefs.
12180 (mips_gen_fn_ptrs): Define new union type.
12181 (mips_expand_compare_and_swap_12): Remove declaration.
12182 (mips_expand_atomic_qihi): Declare function.
12183 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12184 (mips_expand_atomic_qihi): ... this. Use new generator function
12186 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12187 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12188 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12189 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12190 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12191 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12192 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12193 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12194 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12195 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12198 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12200 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12203 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12205 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12206 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12207 (avr_attribute_table): Add 'OS_main' function attribute.
12208 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12209 functions with 'OS_main' attribute.
12211 2008-05-20 Richard Guenther <rguenther@suse.de>
12213 PR tree-optimization/35204
12214 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12215 helper, split out from ...
12216 (DFS): ... here. Make the DFS walk non-recursive.
12218 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12219 Jan Sjodin <jan.sjodin@amd.com>
12221 PR tree-optimization/36181
12222 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12223 (parallelize_loops): Don't parallelize when the loop has vector
12226 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12227 Sebastian Pop <sebastian.pop@amd.com>
12229 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12230 matrix, and never look at the tree representation of the memory
12232 (linear_transform_loops): Computes parameters and access matrices.
12233 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12235 (access_matrix_get_index_for_parameter): New.
12236 * tree-data-ref.h (struct access_matrix): New.
12237 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12238 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12239 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12240 am_vector_index_for_loop): New.
12241 (struct data_reference): Add field access_matrix.
12242 (DR_ACCESS_MATRIX): New.
12243 (compute_data_dependences_for_loop): Update declaration.
12244 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12245 * lambda.h (lambda_vector_vec_p): Declared.
12246 * lambda-code.c: Depend on pointer-set.h.
12247 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12248 av_for_af_base, av_for_af, build_access_matrix,
12249 lambda_compute_access_matrices): New.
12250 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12252 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12254 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12255 $SOURCEDIR/include.
12257 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12258 Sebastian Pop <sebastian.pop@amd.com>
12260 PR tree-optimization/36206
12261 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12263 (instantiate_scev_1): Rename flags to fold_conversions.
12264 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12265 outeside instantiation_loop.
12266 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12267 (evolution_function_is_affine_or_constant_p): Removed.
12268 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12270 (analyze_siv_subscript): Pass in the loop nest number.
12271 Call evolution_function_is_affine_in_loop instead of
12272 evolution_function_is_affine_p.
12273 (analyze_overlapping_iterations): Pass in the loop nest number.
12275 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12276 Sebastian Pop <sebastian.pop@amd.com>
12278 PR tree-optimization/36206
12279 * tree-chrec.h (chrec_fold_op): New.
12280 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12283 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12285 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12287 (remove_duplicates): Do not set inode on non-inode systems.
12290 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12292 * config.gcc (tm_file): Update comments about relative pathnames.
12294 2008-05-20 Richard Guenther <rguenther@suse.de>
12296 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12297 * tree-ssa-sccvn.c (process_scc): Likewise.
12298 * tree-ssa-sink.c (execute_sink_code): Likewise.
12299 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12300 * tree-vrp.c (process_assert_insertions): Likewise.
12301 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12302 (perform_tree_ssa_dce): Likewise.
12303 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12304 (dump_dominator_optimization_stats): Likewise.
12305 * tree-vectorizer.c (vectorize_loops): Likewise.
12307 2008-05-20 Richard Guenther <rguenther@suse.de>
12309 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12311 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12313 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12314 (ix86_i386elf_return_in_memory): Likewise.
12315 (ix86_i386interix_return_in_memory): Likewise.
12316 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12317 (SUBTARGET_RETURN_IN_MEMORY): New.
12318 * config/i386/i386elf.h: Likewise.
12319 * config/i386/ptx4-i.h: Likewise.
12320 * config/i386/sol2-10.h: Likewise.
12321 * config/i386/sysv4.h: Likewise.
12322 * config/i386/vx-common.h: Likewise.
12323 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12324 * config/i386/i386.c (ix86_return_in_memory): Made static and
12325 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12326 (ix86_i386elf_return_in_memory): Removed.
12327 (ix86_i386interix_return_in_memory): Removed.
12328 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12329 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12331 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12333 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12335 2008-05-19 Xinliang David Li <davidxl@google.com>
12337 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12339 * common.opt: Ditto.
12340 * doc/invoke.texi: Ditto.
12342 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12344 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12345 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12347 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12349 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12350 sizes of operand array from 8/4 to 4/2.
12351 (ix86_expand_vector_init_general): Change size of operand array
12352 from 32 to 16. Remove op0, op1 and half_mode.
12354 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12356 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12357 (ix86_expand_vector_init_interleave): Likewise.
12358 (ix86_expand_vector_init_general): Use them. Assert
12359 word_mode == SImode when n_words == 4.
12361 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12363 * config/i386/i386.c (ix86_secondary_reload): New static function.
12364 (TARGET_SECONDARY_RELOAD): New define.
12365 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12366 * config/i386/i386.md (reload_outqi): Remove.
12368 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12370 PR middle-end/35509
12371 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12372 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12373 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12374 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12375 (fold_builtin_1): Likewise.
12376 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12377 c-common.c (check_builtin_function_arguments): Handle
12378 BUILT_IN_ISINF_SIGN.
12379 * doc/extend.texi: Document __builtin_isinf_sign.
12380 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12382 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12384 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12385 EH cleanup at the end of the pass, search for those that have been
12386 turned into forwarder blocks and do the cleanup on their successor.
12388 2008-05-18 Richard Guenther <rguenther@suse.de>
12390 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12391 pointers to sizetype and vice versa.
12393 2008-05-18 Xinliang David Li <davidxl@google.com>
12395 * gcc/tree-ssa-dce.c: Coding style fix.
12396 (check_pow): Documentation comment.
12397 (check_log): Documenation comment. Coding style fix.
12398 (is_unnecessary_except_errno_call): Ditto.
12399 (gen_conditions_for_pow): Ditto.
12400 (gen_conditions_for_log): Ditto.
12401 (gen_shrink_wrap_conditions): Ditto.
12402 (shrink_wrap_one_built_in_calls): Ditto.
12403 * gcc/doc/invoke.texi: Better documentation string.
12404 * ChangeLog: Fix wrong change log entries from
12405 May 17 checkin on function call DCE.
12407 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12409 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12411 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12413 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12414 * df-problems.c (simulation routines): Fixed block comment to
12415 properly say how to add forwards scanning functions.
12417 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12419 * tree-inline.c (setup_one_parameter): Remove dead code.
12421 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12423 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12424 a BIT_AND_EXPR only for an INTEGER_TYPE.
12426 2008-05-17 Xinliang David Li <davidxl@google.com>
12428 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12429 (check_pow, check_log, is_unnecessary_except_errno_call): New
12430 functions to check for eliminating math functions that are pure
12431 except for setting errno.
12432 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12433 general condition expressions for shrink-wrapping pow/log calls.
12434 (gen_shrink_wrap_conditions): Ditto.
12435 (shrink_wrap_one_built_in_call): Ditto.
12436 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12437 (mark_operand_necessary): If debugging, output if OP is necessary.
12438 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12440 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12442 * gcc/common.opt: New user flag -ftree-builtin-dce.
12443 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12445 2008-05-16 David S. Miller <davem@davemloft.net>
12447 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12448 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12450 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12453 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12455 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12457 * ifcvt.c (dead_or_predicable): Rename
12458 df_simulate_one_insn_backwards to df_simulate_one_insn.
12459 * recog.c (peephole2_optimize): Ditto.
12460 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12462 * df.h: Rename df_simulate_one_insn_backwards to
12463 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12464 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12465 scanning of defs and uses.
12466 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12467 (df_simulate_one_insn_forwards): Removed.
12469 2008-05-16 Doug Kwan <dougkwan@google.com>
12471 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12473 (real_from_string): Handle NaNs and Inf as approriate.
12475 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12477 * doc/gty.texi (Source Files Containing Type Information): Note
12478 that headers should appear first in the gtfiles list.
12480 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12482 * tree.def (COND_EXEC): Properly documented this code.
12484 2008-05-16 Diego Novillo <dnovillo@google.com>
12486 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12487 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12490 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12492 * tree-ssa-dse (max_stmt_uid): Removed.
12493 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12494 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12495 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12496 * function.h (cfun.last_stmt_uid): New field.
12497 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12498 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12500 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12501 (create_stmt_ann): Initialize the ann->uid field.
12502 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12504 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12506 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12508 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12509 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12510 (init_empty_tree_cfg): Call it.
12512 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12514 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12517 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12519 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12520 * tree-dump.c (dump_options): New verbose option.
12521 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12523 * tree-pass.h (TDF_VERBOSE): New dump flag.
12524 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12525 (tree-flow.h): Added include.
12526 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12528 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12530 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12532 From Jie Zhang <jie.zhang@analog.com>
12533 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12534 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12535 mcpu=bf561-none and mcpu=bf561-0.2.
12536 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12537 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12538 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12539 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12540 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12541 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12542 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12544 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12545 (cputype_selected): Remove.
12546 (bfin_handle_option): Don't use cputype_selected.
12547 (override_options): When no mcpu option, enable all workarounds.
12548 Don't use bfin_workarounds.
12549 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12551 (DEFAULT_CPU_TYPE): Don't define.
12553 2008-05-16 Richard Guenther <rguenther@suse.de>
12555 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12556 on deletion of the last stmt.
12558 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12560 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12561 V8HImode for SSE2 and V16QImode for SSE4.1.
12563 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12565 * cgraph.h (compute_inline_parameters): Made public.
12566 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12567 variable_generate_summary, function_write_summary,
12568 variable_write_summary, variable_read_summary. Added generate_summary,
12569 write_summary, read_summary.
12570 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12571 pass_ipa_inline.function_generate_summary, to
12572 compute_inline_parameters.
12573 * ipa-inline.c (compute_inline_parameters): Made public and added
12575 (compute_inline_parameters_for_current): New function.
12576 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12577 (inline_generate_summary): Removed parameter and made to loop over
12579 (pass_ipa_inline): Updated for new IPA_PASS structure.
12580 * passes.c (execute_ipa_summary_passes): Now is called once per
12581 pass rather than once per node*pass.
12583 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12585 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12586 avr_have_mul_p, avr_asm_only_p): Remove variables.
12587 (avr_override_options): Remove initialization of removed variables.
12588 (avr_file_start): Convert removed variables to fields of
12589 'struct base_arch_s *avr_current_arch'.
12590 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12591 (AVR_HAVE_MUL): (Ditto.).
12592 (AVR_HAVE_MOVW): (Ditto.).
12593 (AVR_HAVE_LPMX): (Ditto.).
12594 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12595 avr_asm_only_p): Remove declaration.
12597 2008-05-15 Diego Novillo <dnovillo@google.com>
12599 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12600 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12602 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12604 PR middle-end/36194
12605 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12606 Don't call record_truncated_value from here.
12607 (record_truncated_value): Turn it into a for_each_rtx callback.
12608 (record_truncated_values): New function.
12609 (combine_instructions): Call note_uses with record_truncated_values.
12610 Change name of check_conversion to check_promoted_subreg.
12612 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12614 * doc/sourcebuild.texi: Document support for torture tests.
12616 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12618 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12619 to alternative 4 of operand 2.
12621 2008-05-15 Richard Guenther <rguenther@suse.de>
12623 * tree-pass.h (current_pass): Declare.
12624 (get_pass_for_id): Likewise.
12625 * passes.c (passes_by_id, passes_by_id_size): New globals.
12626 (set_pass_for_id): New function.
12627 (get_pass_for_id): Likewise.
12628 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12629 (execute_function_todo): Flush per function statistics.
12630 * toplev.c (compile_file): Init statistics.
12631 (general_init): Do early statistics initialization.
12632 (finalize): Finish statistics.
12633 * statistics.h (statistics_early_init): Declare.
12634 (statistics_init): Likewise.
12635 (statistics_fini): Likewise.
12636 (statistics_fini_pass): Likewise.
12637 (statistics_counter_event): Likewise.
12638 (statistics_histogram_event): Likewise.
12639 * statistics.c: New file.
12640 * Makefile.in (OBJS-common): Add statistics.o.
12641 (statistics.o): Add dependencies.
12642 * doc/invoke.texi (-fdump-statistics): Document.
12644 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12645 (insert): Likewise.
12646 (execute_pre): Use statistics_counter_event.
12647 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12648 (substitute_and_fold): Increment it. Use statistics_counter_event.
12650 2008-05-15 Diego Novillo <dnovillo@google.com>
12652 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12654 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12655 * tree-ssa-alias.c (new_type_alias): Remove references to
12656 sub-variables from comment.
12657 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12659 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12661 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12662 attribute to 1 only for insertps alternative.
12664 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12666 * config/bfin/bfin.md (loadbytes): New pattern.
12667 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12668 (bfin_init_builtins): Initialize it.
12669 (bdesc_1arg): Add it.
12671 2008-05-15 Sa Liu <saliu@de.ibm.com>
12673 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12674 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12675 * testsuite/lib/target-supports.exp: Add
12676 check_effective_target_fortran_integer_16.
12678 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12680 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12681 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12682 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12683 (TARGET_RETURN_IN_MEMORY): Define.
12685 2008-05-15 Richard Guenther <rguenther@suse.de>
12687 PR middle-end/36244
12688 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12689 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12690 represent unmodifiable vars.
12692 2008-05-15 Richard Guenther <rguenther@suse.de>
12694 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12695 INDIRECT_REF and TARGET_MEM_REF.
12696 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12699 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12700 H.J. Lu <hongjiu.lu@intel.com>
12702 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12703 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12704 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12705 insn alternatives. Add missing alternatives.
12706 (*vec_concatv2di_rex64_sse4_1): Likewise.
12707 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12708 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12709 Require TARGET_SSE.
12711 2008-05-15 Richard Guenther <rguenther@suse.de>
12713 PR tree-optimization/36009
12714 PR tree-optimization/36204
12715 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12716 (determine_invariantness_stmt): Record the loop a store is
12717 always executed in.
12718 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12721 2008-05-15 Richard Guenther <rguenther@suse.de>
12723 PR tree-optimization/34330
12724 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12725 through the pointer will alias the SMT.
12727 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12729 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12731 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12733 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12735 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12736 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12738 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12739 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12740 (vashl_optab): New optab for vector/vector shifts.
12741 (vashr_optab): Ditto.
12742 (vlshr_optab): Ditto.
12743 (vrotl_optab): Ditto.
12744 (vrotr_optab): Ditto.
12745 (optab_subtype): New enum for optab_for_tree_code call.
12746 (optab_for_tree_code): Add enum optab_subtype argument.
12748 * optabs.c (optab_for_tree_code): Take an additional argument to
12749 distinguish between a vector shift by a scalar and vector shift by
12750 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12751 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12752 vector shift by a vector.
12753 (expand_widen_pattern_expr): Pass additional argument to
12754 optab_for_tree_code.
12756 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12757 vrotl_optab, vrotr_optab.
12759 * expr.c (expand_expr_real_1): Update calls to
12760 optab_for_tree_code to distinguish between vector shifted by a
12761 scalar and vector shifted by a vector.
12762 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12763 (supportable_narrowing_operation): Ditto.
12764 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12765 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12766 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12767 (vect_create_epilog_for_reduction): Ditto.
12768 (vectorizable_reduction): Ditto.
12769 (vectorizable_operation): Ditto.
12770 (vect_strided_store_supported): Ditto.
12771 (vect_strided_load_supported): Ditto.
12772 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12773 * expmed.c (expand_shift): Ditto.
12775 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12777 (ashr@var{m}3): Ditto.
12778 (vashl@var{m}3): Document new vector/vector shift standard name.
12779 (vashr@var{m}3): Ditto.
12780 (vlshr@var{m}3): Ditto.
12781 (vrotl@var{m}3): Ditto.
12782 (vrotr@var{m}3): Ditto.
12784 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12785 (PPERM_INVERT): Ditto.
12786 (PPERM_REVERSE): Ditto.
12787 (PPERM_REV_INV): Ditto.
12788 (PPERM_ZERO): Ditto.
12789 (PPERM_ONES): Ditto.
12790 (PPERM_SIGN): Ditto.
12791 (PPERM_INV_SIGN): Ditto.
12792 (PPERM_SRC1): Ditto.
12793 (PPERM_SRC2): Ditto.
12795 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12796 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12797 allows a memory operand to be the value being added, and split it
12798 to improve vectorization.
12799 (sse5_pmacsdqh_mem): Ditto.
12800 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12801 (sse5_mulv2div2di3_high): Ditto.
12802 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12803 (vec_pack_trunc_v4si): Ditto.
12804 (vec_pack_trunc_v2di): Ditto.
12805 (sse5_pcmov_<mode>): Remove code that tried to use use
12806 andps/andnps instead of pcmov.
12807 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12808 pmacsdqh instructions.
12809 (vec_widen_smult_lo_v4si): Ditto.
12811 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12812 (PPERM_INVERT): Ditto.
12813 (PPERM_REVERSE): Ditto.
12814 (PPERM_REV_INV): Ditto.
12815 (PPERM_ZERO): Ditto.
12816 (PPERM_ONES): Ditto.
12817 (PPERM_SIGN): Ditto.
12818 (PPERM_INV_SIGN): Ditto.
12819 (PPERM_SRC1): Ditto.
12820 (PPERM_SRC2): Ditto.
12821 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12823 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12825 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12826 says ignore whether the last reference is a memory operand.
12828 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12829 Paolo Bonzini <bonzini at gnu dot org>
12831 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12834 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12835 (vlshr<mode>3): Rename from vlshr<mode>3.
12836 (vashr<mode>3): Rename from vashr<mode>3.
12837 (mulv4sf3): Change the names of vector shift patterns.
12841 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12844 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12869 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12870 (floatunssidf2_internal): Change vector/vector shift names.
12871 (floatunsdidf2_internal): Ditto.
12878 (vashl<mode>3): Rename from ashl<mode>3.
12879 (vashr<mode>3): Rename from ashr<mode>3.
12880 (vlshr<mode>3): Rename from lshr<mode>3.
12881 (vrotl<mode>3): Rename from rotl<mode>3.
12883 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12886 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12887 multiply gives the wrong value when doing widening multiplies.
12888 (vec_widen_smult_lo_v4si): Ditto.
12890 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12892 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12893 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12894 emit_library_call_value.
12895 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12896 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12897 * calls.c (initialize_argument_information, precompute_arguments,
12898 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12899 (precompute_arguments): Removed flags parameter.
12900 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12902 2008-05-14 Richard Guenther <rguenther@suse.de>
12904 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12905 Make sure to register the store if the use is a PHI_NODE.
12907 2008-05-14 Olivier Hainque <hainque@adacore.com>
12909 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12910 memory if the component is to be referenced in BLKmode according
12911 to get_inner_reference.
12913 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12915 * calls.c (emit_library_call_value_1): Restore code clearing
12916 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12918 2008-05-14 Olivier Hainque <hainque@adacore.com>
12919 Nicolas Roche <roche@adacore.com>
12921 * configure.ac: Add support for a "gcc_subdir" variable in
12922 config-lang.in, to denote a subdirectory where the language/GCC
12923 integration files are to be found.
12924 * configure: Regenerate.
12926 2008-05-14 Ira Rosen <irar@il.ibm.com>
12928 PR tree-optimization/36098
12929 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12930 value for the first load in the group in case of a gap.
12931 (vect_build_slp_tree): Check that there are no gaps in loads.
12933 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12935 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12936 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12937 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12938 emit_insn and remove unneeded code to construct extra args.
12939 (emit_no_conflict_block): Removed.
12940 * optabls.h: (emit_no_conflict_block): Removed.
12941 * cse.c (cse_extended_basic_block): Remove search for
12942 REG_NO_CONFLICT note.
12943 * global.c: Removed incorrect comment added in revision 117.
12944 * expr.c (convert_move): Change call to emit_no_conflict_block to
12946 * recog.c: Change comments so that they do not mention
12948 * local_alloc.c (combine_regs): Removed last parameter.
12949 (no_conflict_p): Removed.
12950 (block_alloc): Removed note, no_conflict_combined_regno and set
12951 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12952 (combine_regs): Removed already_dead and code to look for
12953 REG_NO_CONFLICT notes.
12954 * lower_subreg (remove_retval_note): Removed code to look for
12955 REG_NO_CONFLICT block.
12956 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12957 (resolve_clobber): Remove code to process libcalls that have
12958 REG_NO_CONFLICT notes.
12959 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12961 * combine.c (can_combine_p, distribute_notes): Removed
12962 REG_NO_CONFLICT case.
12963 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12965 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12966 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12968 * reg-notes.def (NO_CONFLICT): Removed.
12970 2008-05-14 David S. Miller <davem@davemloft.net>
12972 * config/sparc/sparc.c (sparc_profile_hook): If
12973 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12974 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12975 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12977 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12979 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12981 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12984 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12985 and op1 expansion before vector concat to have less live pseudos.
12987 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12989 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12990 ix86_expand_vector_set if supported.
12992 2008-05-13 Diego Novillo <dnovillo@google.com>
12993 Kenneth Zadeck <zadeck@naturalbridge.com>
12995 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12997 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12998 phinodes_print_statistics, init_ssanames, fini_ssanames,
12999 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13000 release_ssa_name, release_defs, replace_ssa_name_symbol,
13001 ssanames_print_statistics): Move ...
13002 * tree-flow.h: ... here.
13003 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13004 Use FN instead of cfun.
13005 (make_ssa_name_fn): Rename from make_ssa_name.
13006 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13007 * tree-flow-inline.h (make_ssa_name): Move from
13008 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13009 * omp-low.c (expand_omp_parallel):
13010 * tree-flow-inline.h (redirect_edge_var_map_result):
13011 * tree-ssa.c (init_tree_ssa): Add argument FN.
13012 Use it instead of cfun. Update all users.
13014 2008-05-13 Tom Tromey <tromey@redhat.com>
13016 PR preprocessor/22168:
13017 * doc/cpp.texi (Top): Update menu.
13018 (Alternatives to Wrapper #ifndef): New node.
13019 (Other Directives): Document deprecation.
13020 (Obsolete Features): Remove menu.
13021 (Assertions): Merge node into Obsolete Features.
13022 (Obsolete once-only headers): Move earlier; rename to Alternatives
13023 to Wrapper #ifndef.
13024 * doc/cppopts.texi: Update.
13025 * c.opt (Wdeprecated): Enable for C and ObjC.
13026 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13027 (C++ Dialect Options): Move -Wno-deprecated from here to...
13028 (Warning Options): ... here.
13030 2008-05-13 Richard Guenther <rguenther@suse.de>
13032 PR middle-end/36227
13033 * fold-const.c (fold_sign_changed_comparison): Do not allow
13034 changes in pointer-ness.
13036 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13039 * config/sh/sh.c (sh_expand_prologue): Don't clear
13040 RTX_FRAME_RELATED_P for push insns.
13042 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13044 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13046 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13048 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13049 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13050 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13052 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13054 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13055 (*vec_concatv4sf_sse): This.
13056 (*sse2_concatv2si): Renamed to ...
13057 (*vec_concatv2si_sse2): This.
13058 (*sse1_concatv2si): Renamed to ...
13059 (*vec_concatv2si_sse): This.
13060 (*vec_concatv2di_rex): Renamed to ...
13061 (*vec_concatv2di_rex64): This.
13062 (*vec_concatv2si_sse4_1): New.
13063 (*vec_concatv2di_rex64_sse4_1): Likewise.
13065 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13067 PR rtl-optimization/36111
13068 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13069 that was created for swappable operands.
13071 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13074 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13075 * configure.ac: Add call to ACX_PROG_GNAT.
13077 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13079 * optc-gen.awk: Fix comment typo.
13081 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13083 * pretty-print.c (pp_integer_with_precision): Use
13084 HOST_LONG_LONG_FORMAT.
13086 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13088 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13090 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13092 * config/i386/i386.c (bdesc_ptest): Removed.
13093 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13094 (bdesc_args): Add __builtin_ia32_ptestz128,
13095 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13096 (ix86_init_mmx_sse_builtins): Updated.
13097 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13098 (ix86_expand_builtin): Updated.
13100 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13102 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13103 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13105 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13107 * value-prof.c (interesting_stringop_to_profile): Do not
13108 return early for BUILT_IN_MEMPCPY.
13110 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13112 * calls.c (expand_call): Don't use callgraph to increase
13113 preferred_stack_boundary.
13115 * cgraph.h (cgraph_rtl_info): Use unsigned on
13116 preferred_incoming_stack_boundary.
13118 * final.c (rest_of_clean_state): Use unsigned on
13119 preferred_stack_boundary.
13121 2008-05-09 Tom Tromey <tromey@redhat.com>
13123 PR preprocessor/22231:
13124 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13127 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13129 PR tree-optimization/36129
13130 * tree-ssa-ccp.c: Include value-prof.h.
13131 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13132 built-in function was folded to a constant.
13133 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13135 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13136 Sebastian Pop <sebastian.pop@amd.com>
13138 * tree-scalar-evolution.c: Document instantiate_scev.
13139 (instantiate_parameters_1): Renamed instantiate_scev_1.
13140 Don't use the same loop for instantiation_loop and evolution_loop.
13141 (instantiate_scev): New.
13142 (instantiate_parameters): Moved...
13143 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13144 same loop twice. Maintains the semantics for this function.
13145 * tree-scalar-evolution.h (instantiate_scev): Declare.
13146 (instantiate_parameters): ...here. Now static inline.
13147 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13148 instead of resolve_mixers.
13150 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13152 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13154 2008-05-09 Tomas Bily <tbily@suse.cz>
13156 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13157 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13158 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13159 * c-common.c (c_common_truthvalue_conversion): Likewise.
13160 * tree-object-size.c (compute_object_offset): Likewise.
13161 * tree-inline.c (estimate_num_insns_1): Likewise.
13162 * varasm.c (const_hash_1, compare_constant, copy_constant)
13163 (compute_reloc_for_constant, output_addressed_constants)
13164 (initializer_constant_valid_p): Likewise.
13165 * c-omp.c (check_omp_for_incr_expr): Likewise.
13166 * gimplify.c (gimplify_expr): Likewise.
13167 * c-typeck.c (c_finish_return): Likewise.
13168 * tree-vectorizer.c (supportable_widening_operation)
13169 (supportable_narrowing_operation): Likewise.
13170 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13171 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13172 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13173 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13174 (descr_info_loc): Likewise.
13175 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13176 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13177 (fold_unary): Likewise.
13178 * builtins.c (get_pointer_alignment): Likewise.
13179 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13180 (instantiate_parameters_1): Likewise.
13181 * tree.c (expr_align, stabilize_reference): Likewise.
13182 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13183 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13184 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13185 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13186 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13187 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13189 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13190 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13191 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13192 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13193 (forward_propagate_comparison)
13194 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13195 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13196 * emit-rtl.c (component_ref_for_mem_expr)
13197 (set_mem_attributes_minus_bitpos): Likewise.
13198 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13199 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13201 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13202 (build_function_call, pointer_diff, build_compound_expr)
13203 (c_finish_return): Likewise.
13204 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13205 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13207 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13208 * expr.c (is_aligning_offset): Likewise.
13209 * tree-ssa-alias.c (is_escape_site): Likewise.
13210 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13211 (check_all_va_list_escapes): Likewise.
13212 * tree-ssa-loop-ivopts.c (determine_base_object)
13213 (determine_common_wider_type): Likewise.
13214 * dojump.c (do_jump): Likewise.
13215 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13216 * tree-gimple.c (is_gimple_cast): Likewise.
13217 * fold-const.c (decode_field_reference, )
13218 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13219 (fold_binary): Likewise.
13220 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13221 (already_warned_in_frontend_p): Likewise.
13222 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13223 * tree.c (really_constant_p, get_unwidened): Likewise.
13224 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13225 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13226 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13228 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13230 (CONVERT_EXPR_P): Define.
13231 (CASE_CONVERT): Define.
13233 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13235 PR middle-end/36117
13236 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13237 (delete_unmarked_insns): When deleting a call, call
13238 delete_unreachable_blocks.
13239 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13240 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13242 2008-05-08 Richard Guenther <rguenther@suse.de>
13244 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13245 (-ftree-salias): Likewise.
13246 (salias-max-implicit-fields): Remove param documentation.
13247 (salias-max-array-elements): Likewise.
13248 * tree-pass.h (pass_create_structure_vars): Remove.
13249 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13250 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13251 * tree-ssa-alias.c (create_structure_vars): Remove.
13252 (gate_structure_vars): Likewise.
13253 (pass_create_structure_vars): Likewise.
13254 (gate_build_alias): Likewise.
13255 (pass_build_alias): Adjust to run always and dump the function.
13256 * common.opt (ftree-salias): Hide.
13257 * passes.c (init_optimization_passes): Remove
13258 pass_create_structure_vars, adjust comment.
13259 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13260 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13261 * opts.c (decode_options): Do not set flag_tree_salias.
13262 (common_handle_option): Add OPT_ftree_salias to the backward
13263 compatibility section.
13265 2008-05-08 Richard Guenther <rguenther@suse.de>
13267 * tree-flow-inline.h (var_can_have_subvars): Move ...
13268 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13269 * tree-flow.h (var_can_have_subvars): Remove.
13270 (push_fields_onto_fieldstack): Remove.
13271 (sort_fieldstack): Likewise.
13272 (struct fieldoff): Move ...
13273 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13274 alias_set and base_for_components fields.
13275 (sort_fieldstack): Make static.
13276 (push_fields_onto_fieldstack): Likewise. Remove code that
13277 handles anything but RECORD_TYPEs. Remove alias_set and
13278 base_for_components handling.
13279 (create_variable_info_for): Adjust.
13281 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13283 * common.opt (Wframe-larger-than=): Shorten the help message
13285 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13287 2008-05-08 Rafael Espíndola <espindola@google.com>
13289 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13291 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13292 trap and that both operands are gimple values.
13293 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13294 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13297 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13299 * read-rtl.c (join_c_conditions): Return the first string if the
13300 two strings are equal.
13302 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13304 * gensupport.h (pred_data): Add a "num_codes" field.
13305 (add_predicate_code): Declare.
13306 * gensupport.c (add_predicate_code): New function.
13307 (std_pred_table): Add an "allows_const_p" field.
13308 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13309 Remove the (incomplete) list of such codes from the codes field.
13310 (init_predicate_table): Use add_predicate_code. Add all
13311 RTX_CONST_OBJs if allows_const_p is true.
13312 * genrecog.c (process_define_predicate): Use add_predicate_code.
13314 2008-05-08 David Daney <ddaney@avtrex.com>
13315 Richard Sandiford <rsandifo@nildram.co.uk>
13317 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13318 special case of constant zero operands.
13319 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13320 old and new values. Special case constant zero values.
13321 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13323 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13324 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13326 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13329 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13330 similar RTX_CONST_OBJ before CONST_INT.
13332 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13334 * stmt.c (expand_stack_restore): Change sa mode if needed.
13336 2008-05-08 Richard Guenther <rguenther@suse.de>
13338 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13339 return type to bool.
13340 (ix86_sol10_return_in_memory): Likewise.
13341 (ix86_i386elf_return_in_memory): Likewise.
13342 (ix86_i386interix_return_in_memory): Likewise.
13343 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13344 (ix86_sol10_return_in_memory): Likewise.
13345 (ix86_i386elf_return_in_memory): Likewise.
13346 (ix86_i386interix_return_in_memory): Likewise.
13348 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13351 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13353 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13354 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13357 2008-05-08 Richard Guenther <rguenther@suse.de>
13359 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13360 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13361 (DR_SUBVARS): Remove.
13362 * tree-dfa.c (dump_subvars_for): Remove.
13363 (debug_subvars_for): Likewise.
13364 (dump_variable): Do not dump subvars.
13365 (remove_referenced_var): Do not remove subvars.
13366 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13367 (lookup_subvars_for_var): Remove.
13368 (get_subvars_for_var): Likewise.
13369 (get_subvars_at): Likewise.
13370 (get_first_overlapping_subvar): Likewise.
13371 (overlap_subvar): Likewise.
13372 * tree-flow.h (subvar_t): Remove.
13373 (struct var_ann_d): Remove subvars field.
13374 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13375 argument. Remove special handling of SFTs.
13376 (compute_tag_properties): Likewise.
13377 (set_initial_properties): Likewise.
13378 (compute_call_clobbered): Likewise.
13379 (count_mem_refs): Likewise.
13380 (compute_memory_partitions): Likewise.
13381 (compute_flow_insensitive_aliasing): Likewise.
13382 (setup_pointers_and_addressables): Likewise.
13383 (new_type_alias): Likewise.
13384 (struct used_part): Remove.
13385 (used_portions): Likewise.
13386 (struct used_part_map): Likewise.
13387 (used_part_map_eq): Likewise.
13388 (used_part_map_hash): Likewise.
13389 (free_used_part_map): Likewise.
13390 (up_lookup): Likewise.
13391 (up_insert): Likewise.
13392 (get_or_create_used_part_for): Likewise.
13393 (create_sft): Likewise.
13394 (create_overlap_variables_for): Likewise.
13395 (find_used_portions): Likewise.
13396 (create_structure_vars): Likewise.
13397 * tree.def (STRUCT_FIELD_TAG): Remove.
13398 * tree.h (MTAG_P): Adjust.
13399 (struct tree_memory_tag): Remove base_for_components and
13400 unpartitionable flags.
13401 (struct tree_struct_field_tag): Remove.
13402 (SFT_PARENT_VAR): Likewise.
13403 (SFT_OFFSET): Likewise.
13404 (SFT_SIZE): Likewise.
13405 (SFT_NONADDRESSABLE_P): Likewise.
13406 (SFT_ALIAS_SET): Likewise.
13407 (SFT_UNPARTITIONABLE_P): Likewise.
13408 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13409 (union tree_node): Remove sft field.
13410 * alias.c (get_alias_set): Remove special handling of SFTs.
13411 * print-tree.c (print_node): Remove handling of SFTs.
13412 * tree-dump.c (dequeue_and_dump): Likewise.
13413 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13414 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13415 * tree-predcom.c (set_alias_info): Do not set subvars.
13416 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13417 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13418 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13419 (add_vars_for_offset): Remove.
13420 (add_virtual_operand): Remove special handling of SFTs.
13421 (add_call_clobber_ops): Likewise.
13422 (add_call_read_ops): Likewise.
13423 (get_asm_expr_operands): Likewise.
13424 (get_modify_stmt_operands): Likewise.
13425 (get_expr_operands): Likewise.
13426 (add_to_addressable_set): Likewise.
13427 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13428 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13429 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13430 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13431 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13432 (tree_node_structure): Likewise.
13433 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13435 (find_what_p_points_to): Likewise.
13437 2008-05-08 Sa Liu <saliu@de.ibm.com>
13439 * config/spu/spu.md: Fixed subti3 pattern.
13441 2008-05-08 Richard Guenther <rguenther@suse.de>
13443 PR middle-end/36154
13444 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13445 sure to create a representative for trailing arrays for PTA.
13447 2008-05-08 Richard Guenther <rguenther@suse.de>
13449 PR middle-end/36172
13450 * fold-const.c (operand_equal_p): Two objects which types
13451 differ in pointerness are not equal.
13453 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13455 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13456 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13457 (emit_library_call_value_1): Add new variable fndecl initialized by
13458 NULL_TREE. It should be the decl type of orgfun, but this information
13459 seems not to be available here, so it uses the default calling abi.
13460 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13461 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13462 by TARGET_RETURN_IN_MEMORY.
13463 * config/i386/i386-interix.h: Likewise.
13464 * config/i386/i386.h: Likewise.
13465 * config/i386/i386elf.h: Likewise.
13466 * config/i386/ptx4-i.h: Likewise.
13467 * config/i386/sol2-10.h: Likewise.
13468 * config/i386/sysv4.h: Likewise.
13469 * config/i386/vx-common.h: Likewise.
13470 * config/cris/cris.h: Removed #if 0 clause.
13471 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13472 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13474 (ix86_sol10_return_in_memory): Likewise.
13475 (ix86_i386elf_return_in_memory): New.
13476 (ix86_i386interix_return_in_memory): New.
13477 * config/mt/mt-protos.h (mt_return_in_memory): New.
13478 * config/mt/mt.c: Likewise.
13479 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13480 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13481 * config/bfin/bfin.h: Likewise.
13482 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13484 * config/bfin/bfin.c: Likewise.
13485 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13486 * config/alpha/unicosmk.h: Likewise.
13487 * config/i386/cygming.h: Likewise.
13488 * config/iq2000/iq2000.h: Likewise.
13489 * config/mips/mips.h: Likewise.
13490 * config/mn10300/mn10300.h: Likewise.
13491 * config/rs6000/rs6000.h: Likewise.
13492 * config/score/score.h: Likewise.
13493 * config/spu/spu.h: Likewise.
13494 * config/v850/v850.h: Likewise.
13495 * defaults.h: Likewise.
13496 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13497 * expr.c (emit_block_move): Adjust use of
13498 OUTGOING_REG_PARM_STACK_SPACE.
13499 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13500 OUTGOING_REG_PARM_STACK_SPACE.
13501 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13503 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13505 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13506 on OMP_RETURN for OMP_FOR.
13509 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13510 (fortran_common): New function.
13511 (gen_variable_die): Call fortran_common instead of common_check,
13512 adjust for it returning tree instead of rtx. Formatting.
13514 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13518 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13519 * c-decl.c (merge_decls): Ditto.
13520 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13521 to RTL_CONST_OR_PURE_CALL_P.
13522 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13523 Initialized DECL_LOOPING_CONST_PURE.
13524 (process_call_operands): Set tree_side_effects properly.
13525 * tree.h (TREE_READONLY_DECL_P): Removed.
13526 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13527 (DECL_LOOPING_OR_CONST_P): New macro.
13528 (struct tree_function_decl): Added looping_const_or_pure_p.
13529 (ECF_*) Renumbered.
13530 (ECF_LOOPING_OR_CONST_P): New macro.
13531 * rtlanal.c (pure_const_p): Removed.
13532 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13533 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13534 to RTL_CONST_CALL_P.
13535 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13536 (check_decl, check_tree, check_call, scan_function): Initialize
13538 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13539 (static_execute): Set looping true for recursive functions.
13540 Undo setting state to IPA_NEITHER for recursive functions.
13541 * cse.c (cse_insn):
13542 * ifcvt.c (noce_can_store_speculate_p): Changed
13543 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13544 RTL_CONST_OR_PURE_CALL_P.
13545 * dse.c (scan_insn): Ditto.
13546 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13547 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13548 RTL_CONST_OR_PURE_CALL_P.
13549 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13550 pure_call_p to RTL_CONST_CALL_P.
13551 * gimplify.c (gimplify_call_expr): Clear side effects for
13552 non-looping pure and constant calls.
13553 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13554 (flags_from_decl_or_type): Set ecf flags from decl flags.
13555 (initialize_argument_information): Turn off
13556 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13557 Change const to pure if callee_copies is true rather than just
13559 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13560 way of marking pure calls.
13561 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13562 Remove hack that was supposed to fix pr7335 and remove old
13563 way of marking pure calls.
13564 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13565 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13566 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13567 RTL_CONST_OR_PURE_CALL_P.
13568 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13569 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13570 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13571 * sched-deps.c (schedule_analyze): Ditto.
13572 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13573 return_val field of calls to represent pure and const function info.
13574 (CONST_OR_PURE_CALL_P): Deleted macro.
13575 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13576 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13577 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13579 * tree-optimize.c (execute_fixup_cfg): Added test for
13580 ECF_LOOPING_CONST_OR_PURE.
13581 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13583 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13584 effects for looping pure or const calls.
13585 (verify_gimple_expr): Added verification code.
13586 * config/alpha/alpha.c (alpha_legitimize_address,
13587 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13589 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13590 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13591 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13592 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13593 RTL_CONST_OR_PURE_CALL_P.
13594 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13595 and const calls to be deleted.
13597 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13600 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13601 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13602 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13603 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13604 to handle nonimmediate operands.
13605 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13606 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13607 to handle nonimmediate operands.
13608 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13609 (mmx_pmulhrwv4hi3): New expander. Use
13610 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13611 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13612 (sse2_umulv1siv1di3): New expander. Use
13613 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13614 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13615 (mmx_eq<mode>3): New expander. Use
13616 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13617 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13618 (mmx_uavgv8qi3): New expander. Use
13619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13620 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13621 (mmx_uavgv4hi3): New expander. Use
13622 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13624 * config/i386/sse.md
13625 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13626 to handle nonimmediate operands.
13627 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13628 to handle nonimmediate operands.
13629 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13630 to handle nonimmediate operands.
13631 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13632 to handle nonimmediate operands.
13633 (sse2_unpckhpd_exp): New expander. Use
13634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13635 (sse2_unpcklpd_exp): New expander. Use
13636 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13637 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13638 to handle nonimmediate operands.
13639 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13640 to handle nonimmediate operands.
13641 (*sse2_<plusminus_insn><mode>3): Rename from
13642 sse2_<plusminus_insn><mode>3 insn pattern.
13643 (sse2_<plusminus_insn><mode>3): New expander. Use
13644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13645 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13646 (sse2_umulv2siv2di3): New expander. Use
13647 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13648 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13649 (sse4_1_mulv2siv2di3): New expander. Use
13650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13651 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13652 (sse2_pmaddwd): New expander. Use
13653 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13654 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13655 (sse2_eq<mode>3): New expander. Use
13656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13657 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13658 (sse4_1_eqv2di3): New expander. Use
13659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13660 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13661 (sse2_uavgv16qi3): New expander. Use
13662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13663 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13664 (sse2_uavgv16qi3): New expander. Use
13665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13666 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13667 (sse2_uavgv8hi3): New expander. Use
13668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13669 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13670 (ssse3_pmulhrswv8hi3): New expander. Use
13671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13672 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13673 (ssse3_pmulhrswv4hi3): New expander. Use
13674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13676 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13677 (<sse>_vmmul<mode>3): Ditto.
13678 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13680 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13681 (ssse3_pmaddubsw): Ditto.
13683 * config/i386/i386.c (struct_builtin_description)
13684 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13685 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13686 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13687 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13688 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13689 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13690 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13691 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13692 (ix86_fixup_binary_operands): Assert that src1
13693 and src2 must have the same mode when swapped.
13694 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13695 and ix86_binary_operator_ok. Do not force operands in registers
13698 2008-05-07 Jan Hubicka <jh@suse.cz>
13700 * cgraph.c (dump_cgraph_node): Update.
13701 * cgraph.h (cgraph_local_info): Break out inline summary.
13702 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13704 * ipa-inline (inline_summary): New accestor function.
13705 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13706 cgraph_decide_inlining, compute_inline_parameters): Update.
13707 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13709 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13711 Cleanup ColdFire scheduling support and add V4 pipeline model.
13713 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13714 (define_attr cpu): Add cfv4 value.
13715 (define_attr type, define_attr type1): Merge into a single 'type'
13716 attribute. Update all uses.
13717 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13718 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13720 (define_attr opx_mem, define_attr opy_mem): Remove.
13721 (define_attr op_mem): Clean up, update comment.
13722 (define_attr size): Use specific values instead of general int.
13723 (define_attr guess, define_attr split): Remove. Update all uses.
13724 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13725 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13726 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13727 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13728 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13729 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13730 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13731 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13732 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13733 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13734 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13735 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13736 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13737 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13738 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13739 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13740 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13741 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13742 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13743 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13744 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13745 Update or set attributes.
13746 (stack_tie): New fake instruction.
13748 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13749 (m68k_sched_attr_size): Update declaration.
13750 (m68k_sched_attr_type2): Remove.
13751 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13752 Declare new bypass predicates.
13754 * config/m68k/m68k.c (m68k_sched_issue_rate,
13755 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13757 (TARGET_SCHED_ISSUE_RATE,
13758 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13759 (override_options): Handle scheduling for ColdFire V4 core.
13760 (m68k_expand_prologue): Emit stack_tie.
13761 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13762 'OP_TYPE_FPN'. Update all uses.
13763 (sched_guess_p): Remove.
13764 (sched_address_type): Handle symbolic addresses.
13765 (sched_get_operand): New static function.
13766 (sched_operand_type): Merge into sched_attr_op_type.
13767 (sched_attr_op_type): Handle FP registers, handle quick constants,
13769 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13770 (m68k_sched_attr_size): Update. Move logic to ...
13771 (sched_get_attr_size_int): New static function.
13772 (sched_get_opxy_mem_type): New static function.
13773 (m68k_sched_attr_op_mem): Update.
13774 (m68k_sched_attr_type2): Remove.
13775 (sched_cfv4_bypass_data): New static variable.
13776 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13777 (m68k_sched_issue_rate): Implement scheduler hook.
13778 (struct _sched_ib: enabled_p): New field.
13779 (m68k_sched_variable_issue): Update. Handle V4.
13780 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13781 sched_dump_class_func_t, sched_dump_split_class,
13782 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13783 sched_dump_dfa_class, m68k_sched_dump): Remove.
13784 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13786 (m68k_sched_init_global): Remove statisctics dumping, introduce
13787 sanity check that all instructions have pipeline reservations. Handle
13789 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13790 Handle ColdFire V4 core.
13791 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13792 New static functions.
13793 (m68k_sched_address_bypass_p): New bypass predicate.
13794 (sched_get_indexed_address_scale): New static function.
13795 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13797 * cf.md: Update comments.
13798 (define_attr type2): Remove. Use 'type' attribute instead.
13800 (cf_ib): Rename to cfv123_ib. Update all uses.
13801 (cf_oep): Rename to cfv123_oep. Update all uses.
13802 (cf_chr): Rename to cfv123_chr. Update all uses.
13803 (cf_mem): Rename to cfv123_mem. Update all uses.
13804 (cf_mac): Move to more appropriate place.
13805 (cfv123_guess): New automaton and cpu_unit.
13806 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13807 Update uses of 'size' attribute. Handle before reload scheduling.
13808 (cfv123_guess): New dummy reservation for unhandled instructions.
13809 (cfv4_*): Pipeline description of ColdFire V4 core.
13810 (ignore): New reservation to handle 'ignore' type.
13812 2008-05-07 Ian Lance Taylor <iant@google.com>
13814 PR middle-end/36013
13815 * gimplify.c (find_single_pointer_decl_1): Don't look through
13817 (find_single_pointer_decl): Adjust comments.
13819 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13821 PR middle-end/36137
13822 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13823 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13825 PR middle-end/36106
13826 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13827 integral type rather than floating point, then VIEW_CONVERT_EXPR
13828 to the floating point type.
13830 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13832 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13833 TFmode op0 to register.
13835 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13837 * c-decl.c (grokdeclarator): Comment typo.
13839 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13841 * tree-flow.h: Remove prototype for computed_goto_p.
13842 * tree-cfg.c (computed_goto_p): Make static.
13844 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13847 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13848 (contains_aligned_value_p): This. Handle _Decimal128.
13849 (ix86_function_arg_boundary): Only align _Decimal128 to its
13850 natural boundary and handle it properly.
13852 2008-05-06 Martin Jambor <mjambor@suse.cz>
13854 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13855 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13856 (ipcp_method_set_orig_node): Removed.
13857 (ipcp_cval_get_cvalue_type): Removed.
13858 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13859 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13860 (ipcp_cval_set_cvalue_type): Removed.
13861 (ipcp_cval_get_cvalue): Removed.
13862 (ipcp_cval_set_cvalue): Removed.
13863 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13864 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13865 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13866 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13867 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13868 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13869 (ipcp_get_ith_lattice): Changed parameters.
13870 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13871 (ipcp_lattice_from_jfunc): Changed parameters.
13872 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13873 (ipcp_method_cval_print): Added temporary variable info.
13874 (ipcp_redirect): Removed already unused local variable caller.
13875 (ipcp_redirect): New temporary variable orig_callee_info
13876 (ipcp_redirect): Removed newly unused local variable callee.
13877 (ipcp_redirect): Removed (a bit confusing) local variable type.
13878 (ipcp_insert_stage): Added local variable info.
13879 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13881 (ipcp_formal_create): Removed.
13882 (ipcp_method_cval_set): Removed.
13883 (ipcp_propagate_stage): Renamed lattice variables.
13884 (ipcp_method_cval_set_cvalue_type): Removed.
13885 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13886 (ipcp_print_all_lattices): Changed printed strings to refer to
13887 lattices rather than cvals.
13888 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13889 (ipcp_propagate_const): Changed formal parameters.
13890 (build_const_val): Changed formal parameters.
13891 (ipcp_insert_stage): Removed useless variable cvalue
13892 (build_const_val): Changed formal parameters.
13893 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13894 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13895 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13896 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13897 (ipcp_print_func_profile_counts): Changed string from "method" to
13899 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13900 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13901 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13902 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13903 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13904 (ipcp_lat_is_const): Changed parameters and made inline.
13905 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13906 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13907 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13908 the predicate condition directly
13909 (ipcp_propagate_stage): Added local variable args. Removed local
13910 variable callee. (Both are mere code simplifications.)
13911 (ipcp_method_dont_insert_const): Renamed to
13912 ipcp_node_not_modifiable_p.
13913 (ipcp_node_not_modifiable_p): Made inline.
13914 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13915 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13916 (ipcp_print_all_lattices): Removed variable cvalue
13917 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13920 2008-05-06 Olivier Hainque <hainque@adacore.com>
13922 * tree-sra.c (try_instantiate_multiple_fields): Early return
13923 if field has POINTER_TYPE.
13925 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13927 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13928 by using 'q' specifier for instruction.
13929 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13931 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13933 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13934 Change mode of zero_extract from QImode to HImode.
13935 (sign bit tests peepholes): (Ditto.).
13937 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13939 * config/i386/mmx.md: Remove double backslashes from asm templates.
13940 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13941 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13942 to handle nonimmediate operands.
13943 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13944 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13945 to handle nonimmediate operands.
13946 (*mmx_<code>v2sf3_finite): New insn pattern.
13947 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13948 (mmx_<code>v2sf3): New expander. Use
13949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13950 (mmx_<plusminus_insn><mode>3): New expander. Use
13951 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13952 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13953 (mmx_add<mode>3): Removed.
13954 (mmx_ssadd<mode>3): Ditto.
13955 (mmx_usadd<mode>3): Ditto.
13956 (mmx_sub<mode>3): Ditto.
13957 (mmx_sssub<mode>3): Ditto.
13958 (mmx_ussub<mode>3): Ditto.
13959 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13960 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13961 to handle nonimmediate operands.
13962 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13964 (mmx_smulv4hi3_highpart): New expander. Use
13965 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13966 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13968 (mmx_umulv4hi3_highpart): New expander. Use
13969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13970 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13971 (mmx_<code>v4hi3): New expander. Use
13972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13973 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13974 (mmx_<code>v8qi3): New expander. Use
13975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13976 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13977 (mmx_<code><mode>3): New expander. Use
13978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13980 2008-05-05 Jan Hubicka <jh@suse.cz>
13982 PR tree-optimization/36118
13983 * passes.c (pass_init_dump_file): Fix dump header.
13985 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13987 PR middle-end/36141
13988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13989 VCE for function decls.
13991 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13993 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13995 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13997 * config/i386/i386.md (sat_plusminus): New.
13998 (plusminus_insn): Likewise.
13999 (plusminus_mnemonic): Likewise.
14001 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14002 (*<addsub><mode>3_cc_overflow): Renamed to ...
14003 (*<plusminus_insn><mode>3_cc_overflow): This.
14004 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14005 (*<plusminus_insn>si3_zext_cc_overflow): This.
14007 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14008 (<plusminus_insn><mode>3): This.
14009 (*<addsub><mode>3): Renamed to ...
14010 (*<plusminus_insn><mode>3): This.
14011 (<sse>_vm<addsub><mode>3): Renamed to ...
14012 (<sse>_vm<plusminus_insn><mode>3): This.
14013 (sse3_h<addsub>v4sf3): Renamed to ...
14014 (sse3_h<plusminus_insn>v4sf3): This.
14015 (sse3_h<addsub>v2df3): Renamed to ...
14016 (sse3_h<plusminus_insn>v2df3): This.
14017 (<plusminus_insn><mode>3): New.
14018 (*<plusminus_insn><mode>3): Likewise.
14019 (sse2_<plusminus_insn><mode>3): Likewise.
14020 (add<mode>): Removed.
14021 (*add<mode>3): Likewise.
14022 (sse2_ssadd<mode>3): Likewise.
14023 (sse2_usadd<mode>3): Likewise.
14024 (sub<mode>3): Likewise.
14025 (*sub<mode>3): Likewise.
14026 (sse2_sssub<mode>3): Likewise.
14027 (sse2_ussub<mode>3): Likewise.
14029 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14031 * gthr-single.h: Add in required interface elements as per gthr.h.
14032 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14033 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14034 Generalize UNUSED macro.
14035 (__gthread_once): Add.
14036 (__gthread_key_create): Add.
14037 (__gthread_key_delete): Add.
14038 (__gthread_getspecific): Add.
14039 (__gthread_setspecific): Add.
14041 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14044 the same size types for the indirect reference on the rhs, then
14047 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14049 * config/i386/i386.md
14050 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14051 one insn template instead of template series.
14052 (*xordi_1_rex64): Ditto.
14053 (*xordi_2_rex64): Ditto.
14055 2008-05-05 Ira Rosen <irar@il.ibm.com>
14057 PR tree-optimization/36119
14058 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14061 2008-06-04 Jan Hubicka <jh@suse.cz>
14063 tree-optimization/36100
14064 * tree-pass.h (pass_O0_always_inline): Declare.
14065 * ipa-inline.c (inline_transform): Remove dead code.
14066 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14067 pass_O0_always_inline): New.
14068 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14070 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14072 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14073 mnemonic in this_param move for TARGET_64BIT.
14075 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14077 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14078 (*strmovsi_rex_1): Ditto.
14079 (*strsetsi_1): Ditto.
14080 (*strsetsi_rex_1): Ditto.
14082 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14083 adddicc expanders using SWI mode iterator.
14085 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14088 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14091 2008-05-04 David S. Miller <davem@davemloft.net>
14093 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14094 (sparc*-*-linux*): Use linux.h in tm_file.
14095 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14096 compiler defaulting to 32-bit.
14097 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14099 * config/sparc/linux.h: Remove definitions now obtained
14100 properly from linux.h
14101 * config/sparc/linux64.h: Likewise.
14102 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14103 don't want this setting for 32-bit builds in a biarch compiler.
14104 * doc/install.texi: Add sparc-linux to list of targets
14105 supporting --enable-targets=all.
14107 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14109 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14111 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14113 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14114 after V4SI_FTYPE_V8HI.
14115 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14116 case V4SI_FTYPE_V2DF.
14118 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14120 * doc/invoke.texi (max-flow-memory-locations): Removed.
14121 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14123 2008-05-03 Richard Guenther <rguenther@suse.de>
14125 PR middle-end/34973
14126 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14128 2008-05-02 David S. Miller <davem@davemloft.net>
14130 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14132 2008-05-02 Simon Baldwin <simonb@google.com>
14135 * c-common.h (warn_array_subscript_range): Removed.
14136 * c-common.c (warn_array_subscript_range): Ditto.
14137 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14138 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14140 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14142 * config/i386/i386.c (ix86_special_builtin_type): New.
14143 (bdesc_special_args): Likewise.
14144 (ix86_expand_special_args_builtin): Likewise.
14145 (ix86_init_mmx_sse_builtins): Updated.
14146 (ix86_expand_builtin): Updated.
14147 (ix86_expand_store_builtin): Removed.
14148 (ix86_expand_unop_builtin): Likewise.
14150 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14151 * config/i386/mmintrin.h (__v2sf): Here.
14153 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14155 (_mm_loadl_pi): Likewise.
14156 (_mm_storeh_pi): Replace __v2si with __v2sf.
14157 (_mm_storel_pi): Likewise.
14159 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14160 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14161 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14162 __builtin_ia32_loadlpd.
14164 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14166 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14167 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14168 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14169 (ix86_init_mmx_sse_builtins): Updated.
14170 (ix86_expand_args_builtin): Likewise.
14171 (ix86_expand_builtin): Likewise.
14172 (ix86_expand_unop1_builtin): Renamed to ...
14173 (ix86_expand_unop_vec_merge_builtin): This.
14175 2008-05-01 Jan Hubicka <jh@suse.cz>
14178 * ipa-inline.c (inline_generate_summary): Make static.
14179 (inline_transform): Do not call inlining at -O0; make static.
14180 * passes.c (execute_todo): Add sanity check.
14181 (execute_one_ipa_transform_pass): Execute proper flags.
14183 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14185 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14186 (DECL_NONADDRESSABLE_P): Likewise.
14187 * alias.c (record_component_aliases): Fix comment.
14189 2008-05-01 Simon Baldwin <simonb@google.com>
14191 * c-common.h (warn_array_subscript_range): New function.
14192 * c-common.c (warn_array_subscript_range): Ditto.
14193 * tree-vrp.c (check_array_ref): Corrected code to agree with
14194 comment, ignoring only arrays of size 0 or size 1.
14195 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14197 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14199 * config/i386/i386.c (ix86_builtin_type): Replace
14200 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14201 (bdesc_args): Updated.
14202 (ix86_init_mmx_sse_builtins): Likewise.
14203 (ix86_expand_args_builtin): Likewise.
14205 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14208 * doc/extend.texi: Correct __builtin_ia32_palignr.
14210 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14213 * config/i386/i386.c (bdesc_crc32): Removed.
14214 (ix86_expand_crc32): Likewise.
14215 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14216 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14217 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14218 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14219 UINT_FTYPE_UINT_UCHAR.
14220 (bdesc_args): Updated. Add crc32 builtins.
14221 (ix86_init_mmx_sse_builtins): Updated.
14222 (ix86_expand_args_builtin): Updated to support subreg.
14224 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14226 2008-05-01 Jan Hubicka <jh@suse.cz>
14228 * tree-pass.h (opt_pass): Add IPA_PASS.
14229 (varpool_node, cgraph_node): Forward declare.
14230 (ipa_opt_pass): Define.
14231 (pass_ipa_inline): Turn into ipa_opt_pass.
14232 (pass_apply_inline): Remove.
14233 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14234 (apply_inline): Turn into ....
14235 (inline_transform): ... this one.
14236 (inline_generate_summary): New function.
14237 (pass_apply_inline): Remove.
14238 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14240 (struct function): Add ipa_transforms_to_apply.
14241 * passes.c (register_one_dump_file): Work on IPA_PASS.
14242 (init_optimization_passes): Remove pass_inline_parameters and
14244 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14245 (execute_one_pass) ... here; apply transforms when possible.
14246 (add_ipa_transform_pass, execute_ipa_summary_asses,
14247 execute_one_ipa_transform_pass): New.
14248 (execute_ipa_pass_list): Update for IPA_PASS type.
14250 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14252 * config/i386/i386.c (ix86_builtin_type): Add
14253 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14254 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14255 (bdesc_args): Add SSE4a builtins.
14256 (ix86_init_mmx_sse_builtins): Updated.
14257 (ix86_expand_args_builtin): Likewise.
14258 (ix86_expand_builtin): Likewise.
14260 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14262 * config/i386/i386.c (ix86_builtin_type): Add
14263 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14264 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14265 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14266 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14267 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14268 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14269 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14270 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14271 and DI_FTYPE_DI_DI_INT.
14272 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14273 (ix86_init_mmx_sse_builtins): Updated.
14274 (ix86_expand_args_builtin): Likewise.
14275 (ix86_expand_builtin): Likewise.
14276 (ix86_expand_binop_imm_builtin): Removed.
14278 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14280 2008-04-30 Richard Guenther <rguenther@suse.de>
14282 PR tree-optimization/32921
14283 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14285 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14287 * config/arm/arm.c (arm_unwind_emit): Use
14288 crtl->all_throwers_are_sibcalls instead of
14289 cfun->all_throwers_are_sibcalls.
14290 (arm_output_fn_unwind): Likewise.
14291 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14292 instead of cfun->uses_pic_offset_table.
14293 (frv_expand_prologue): Likewise.
14294 (frv_frame_pointer_required): Likewise.
14295 (frv_expand_fdpic_call): Likewise.
14296 (frv_emit_movsi): Likewise.
14297 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14298 cfun->returns_pcc_struct instead of
14299 current_function_returns_pcc_struct.
14300 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14301 instead of cfun->calls_eh_return.
14302 (m32c_pushm_popm): Likewise.
14303 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14304 "extern" declaration.
14306 2008-04-30 Richard Guenther <rguenther@suse.de>
14308 PR tree-optimization/21636
14309 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14311 (evaluate_stmt): Print the likely value.
14312 (ccp_visit_stmt): Avoid excessive vertical spacing.
14314 2008-04-30 Rafael Espíndola <espindola@google.com>
14316 * builtins.c (fold_call_expr): Return realret.
14317 * tree-ssa-threadedge.c
14318 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14319 __builtin_object_size.
14321 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14323 * gcc.c (wrapper_string): New variable.
14324 (insert_wrapper): New function.
14325 (execute): New option -wrapper.
14326 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14328 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14330 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14331 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14332 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14334 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14335 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14336 config/rs6000/e500crtres64gprctr.asm,
14337 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14338 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14339 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14340 config/rs6000/e500crtsav64gprctr.asm,
14341 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14342 config/rs6000/e500crtsavg64gprctr.asm: New files.
14343 * config/rs6000/t-ppccomm: Add build rules for new files.
14344 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14345 * config/rs6000/t-netbsd: Add build rules for new files.
14346 (LIB2FUNCS_STATIC_EXTRA): New variable.
14347 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14348 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14349 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14351 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14353 * config/i386/i386.c (ix86_builtin_type): Add
14354 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14355 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14356 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14357 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14358 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14359 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14360 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14361 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14362 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14363 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14364 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14365 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14366 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14367 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14368 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14369 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14370 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14371 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14372 V1DI_FTYPE_V2SI_V2SI.
14373 (bdesc_2arg): Moved to ...
14374 (bdesc_args): Here.
14375 (ix86_init_mmx_sse_builtins): Updated.
14376 (ix86_expand_args_builtin): Updated. Take a pointer
14377 to const struct builtin_description. Handle comparison
14379 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14380 (ix86_expand_builtin): Updated.
14382 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14383 (ssse3_pmaddubsw128): This.
14384 (ssse3_pmaddubswv4hi3): Renamed to ...
14385 (ssse3_pmaddubsw): This.
14387 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14388 (__builtin_ia32_packssdw128): Likewise.
14389 (__builtin_ia32_packuswb128): Likewise.
14390 (__builtin_ia32_pmaddubsw): Likewise.
14391 (__builtin_ia32_pmaddubsw128): Likewise.
14393 2008-04-30 Richard Guenther <rguenther@suse.de>
14395 PR tree-optimization/14847
14396 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14397 (recognize_bits_test): Use it.
14398 (recognize_single_bit_test): Likewise.
14400 2008-04-30 Martin Jambor <mjambor@suse.cz>
14402 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14403 instead of setting number of formal parameters to zero.
14404 (ipcp_init_stage): Do not set the number of actual parameters to zero
14406 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14407 which are called with variable number of arguments.
14408 (ipcp_insert_stage): Explicitely skipping all nodes which are
14409 called with variable number of arguments.
14410 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14411 number of parameters.
14413 * ipa-prop.h (struct ipa_node_params): Added flag
14414 called_with_var_arguments
14415 (ipa_set_param_count): Added. Changed sole setter to use it.
14416 (ipa_get_param_count): Added. All readers of param_count
14417 converted to use it instead.
14418 (ipa_set_called_with_variable_arg): Added.
14419 (ipa_is_called_with_var_arguments): Added.
14420 (ipa_get_ith_param): Added. All readers of param_decls converted
14422 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14424 (ipa_get_cs_argument_count): Added, all readers of argument_count
14426 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14429 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14430 (struct ipcp_lattice): Renamed cval_type to type
14431 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14433 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14434 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14435 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14436 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14437 (build_const_val): Changed the type of parameter cvalue to tree
14438 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14439 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14441 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14444 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14445 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14446 (ipa_add_method): Renamed to ipa_push_func_to_list
14447 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14448 (ipa_callsite_param_count): Removed.
14449 (ipa_callsite_param_count_set): Removed.
14450 (ipa_callsite_param): Removed.
14451 (ipa_callsite_callee): Removed.
14452 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14453 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14454 (ipa_method_formal_count): Removed.
14455 (ipa_method_formal_count_set): Removed.
14456 (ipa_method_get_tree): Removed.
14457 (ipa_method_tree_map_create): Removed.
14458 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14459 (ipa_create_param_decls_array): Creates the array itself
14460 (ipa_create_param_decls_array): Temporary variable info instead of
14461 a few dereferences.
14462 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14463 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14464 (get_type): Removed.
14465 (ipa_jf_get_info_type): Removed.
14466 (ipa_node_create): Renamed to ipa_create_node_params
14467 (ipa_free): Renamed to ipa_free_all_node_params
14468 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14469 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14470 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14471 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14472 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14473 ipa_free_all_edge_args
14474 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14475 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14476 (ipa_create_methodlist_node): Removed.
14477 (ipa_methodlist_method): Removed.
14478 (ipa_methodlist_method_set): Removed.
14479 (ipa_methodlist_next_method): Removed.
14480 (ipa_methodlist_next_method_set): Removed.
14481 (ipa_method_is_modified): Removed.
14482 (ipa_method_modify_create): Removed.
14483 (ipa_method_modify_init): Temporary variable info instead of a few
14485 (ipa_detect_param_modifications): Temporary variable info instead of
14486 a few dereferences.
14487 (ipa_compute_jump_functions): Temporary variable info instead of
14488 a few dereferences.
14489 (ipa_method_modify_set): Removed.
14490 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14491 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14492 than craph_node as the first parameter.
14493 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14494 (ipa_method_modify_init): Removed.
14495 (ipa_compute_jump_functions): Added a temp variable instead of
14496 repeatadly dereferencing the cgraph_edge.aux pointer
14497 (ipa_callsite_param_set_type): Removed.
14498 (ipa_compute_jump_functions): i renamed to index and moved to
14500 (ipa_callsite_param_set_info_type_formal): Removed.
14501 (ipa_callsite_param_set_info_type): Removed.
14502 (ipa_callsite_param_map_create): Removed.
14503 (ipa_callsite_tree): Removed.
14504 (ipa_callsite_caller): Removed.
14505 (ipa_pop_func_from_list): return_method removed to return_func
14507 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14508 prefixed all values with IPA_. Changed all users.
14509 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14510 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14511 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14512 (union parameter_info): Renamed to jump_func_value.
14513 (union jump_func_value): Renamed value to constant
14514 (struct ipa_jump_func): Renamed info_type to value
14515 (struct ipa_node): Renamed to ipa_node_params
14516 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14517 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14518 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14519 (struct ipa_edge): Renamed to ipa_edge_args
14520 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14521 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14522 (struct ipa_methodlist): Renamed to ipa_func_list
14523 (struct ipa_func_list): method_p renamed to node, next_method
14525 (ipa_methodlist_p): Removed, switched all users to struct pointer
14526 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14528 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14530 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14531 (rs6000_emit_epilogue): Use backchain to restore only when we
14532 have a large frame. Make use of frame pointer to restore if we
14533 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14535 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14537 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14538 Add mode to zero_extract.
14539 (sign bit tests peepholes): (Ditto.).
14541 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14543 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14544 Instructions in comments with SSE3.
14545 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14546 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14547 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14548 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14549 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14550 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14551 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14552 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14553 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14554 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14555 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14556 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14557 (bdesc_sse_args): Renamed to ...
14558 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14559 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14560 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14561 IX86_BUILTIN_FABSQ.
14562 (bdesc_1arg): Moved to ...
14563 (bdesc_args): Here.
14564 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14565 Instructions in comments with SSE3.
14566 (ix86_expand_sse_operands_builtin): Renamed to ...
14567 (ix86_expand_args_builtin): This. Updated.
14568 (ix86_expand_unop1_builtin): Update comments.
14569 (ix86_expand_builtin): Updated.
14571 2008-04-29 Richard Guenther <rguenther@suse.de>
14573 PR tree-optimization/36078
14574 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14575 Update virtual SSA form after cleaning up the CFG.
14577 2008-04-29 Richard Guenther <rguenther@suse.de>
14579 PR middle-end/15255
14580 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14582 2008-04-29 Richard Guenther <rguenther@suse.de>
14584 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14585 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14586 (compute_flow_insensitive_aliasing): Do not treat
14587 PTR_IS_REF_ALL pointers special.
14588 (get_smt_for): Likewise.
14589 (may_alias_p): Re-structure.
14590 (is_escape_site): A ref-all pointer conversion is not an escape site.
14591 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14592 PTR_IS_REF_ALL pointers special.
14593 * tree-ssa-structalias.h (struct alias_info): Remove
14594 ref_all_symbol_mem_tag field.
14595 (PTR_IS_REF_ALL): Remove.
14597 2008-04-29 Richard Guenther <rguenther@suse.de>
14599 PR middle-end/36077
14600 * fold-const.c (extract_muldiv_1): In combining division constants
14601 make sure to never overflow.
14603 2008-04-29 Nick Clifton <nickc@redhat.com>
14605 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14607 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14610 * optc-gen.awk: Work around HP-UX/IA awk bug.
14612 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14614 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14617 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14620 * config/i386/i386.md
14621 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14622 Change operand 1 predicate to nonimmediate_operand.
14624 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14627 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14629 * gengtype.c (walk_type, write_func_for_structure): Handle
14631 * doc/gty.texi: Document chain_circular.
14633 2008-04-28 Richard Guenther <rguenther@suse.de>
14635 PR tree-optimization/36066
14636 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14639 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14642 * config/i386/i386.md
14643 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14644 Use match_scratch instead of match_operand for operands 3 and 4.
14646 2008-04-27 Richard Guenther <rguenther@suse.de>
14648 PR tree-optimization/18754
14649 PR tree-optimization/34223
14650 * tree-pass.h (pass_complete_unrolli): Declare.
14651 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14652 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14653 Rewrite loop into loop closed SSA form if it is not already.
14654 (tree_unroll_loops_completely): Re-structure to iterate over
14655 innermost loops with intermediate CFG cleanups.
14656 Unroll outermost loops only if requested or the code does not grow
14658 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14659 loops are available.
14660 (tree_vectorize): Instead do so here.
14661 (tree_complete_unroll): Also unroll outermost loops.
14662 (tree_complete_unroll_inner): New function.
14663 (gate_tree_complete_unroll_inner): Likewise.
14664 (pass_complete_unrolli): New pass.
14665 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14666 uses outside of the loop.
14667 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14668 form if it is available.
14669 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14670 * passes.c (init_optimization_passes): Schedule complete inner
14671 loop unrolling pass before the first CCP pass after final inlining.
14673 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14675 * targhooks.h (default_emutls_var_fields,
14676 default_emutls_var_init): Declare.
14677 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14678 * target.h (struct gcc_target): Add struct emutls member.
14679 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14680 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14681 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14682 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14683 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14684 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14685 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14686 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14687 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14688 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14689 emit debug information.
14690 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14691 * varasm.c: Include targhooks.h.
14692 (emutls_object_section, emutls_tmpl_section): New.
14693 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14694 (EMUTLS_SEPARATOR): New.
14695 (prefix_name): New.
14696 (get_emutls_object_name): New.
14697 (default_emutls_var_fields): New, broken out of ...
14698 (get_emutls_object_type): ... here. Adjust to use target hooks.
14699 (get_emutls_init_templ_addr): Adjust to use target hooks.
14700 (emutls_decl): Adjust to use target hooks.
14701 (emutls_finish): Likewise.
14702 (default_emutls_var_init): New, broken out of ...
14703 (assemble_variable): ... here. Adjust to use target hooks.
14704 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14705 SECCAT_EMUTLS_TMPL.
14706 * c-common.c (handle_section_attribute): Prevent overriding
14707 sections for emulated tls with special sections.
14708 * config/i386/i386.c (x86_64_elf_select_section): Add
14709 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14710 (x86_64_elf_unique_section): Likewise.
14711 * config/vxworks.c: Include tree.h.
14712 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14713 (vxworks_override_options): Set TLS scheme.
14714 * doc/tm.texi (Emulated TLS): New node.
14716 2008-04-26 Simon Baldwin <simonb@google.com>
14719 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14720 with propagated string constants.
14722 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14724 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14725 constraint for operand 2 when operand 0 is memory operand.
14726 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14727 operand 0 is memory operand.
14728 (fix_trunc<mode>_i387_with_temp): Ditto.
14729 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14730 operand 2 when operand 1 is memory operand.
14731 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14732 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14733 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14734 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14735 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14736 operands 2,3 and 4 when operand 1 is memory operand.
14737 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14739 (fistdi2_floor_with_temp): Ditto.
14740 (fist<mode>2_floor_with_temp): Ditto.
14741 (fistdi2_ceil_with_temp): Ditto.
14742 (fist<mode>2_ceil_with_temp): Ditto.
14743 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14745 2008-04-26 David Daney <ddaney@avtrex.com>
14747 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14749 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14750 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14751 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14752 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14753 (compare_and_swap_12): New insn.
14754 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14755 * config/mips/mips.c (mips_force_binary): New function.
14756 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14757 (mips_expand_compare_and_swap_12): New function.
14758 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14760 2008-04-25 Jan Hubicka <jh@suse.cz>
14763 * cfgexpand.c (pass_expand): Turn into RTL pass.
14764 * passes.c (execute_one_pass): Do pass typechecking after execution.
14765 * tree-pass.h (pass_expand): Turn into RTL pass.
14767 * function.h (struct rtl_data): Move here fields
14768 accesses_prior_frames, calls_eh_return, saves_all_registers,
14769 has_nonlocal_goto, has_asm_statement, is_thunk,
14770 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14771 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14772 arg_pointer_save_area_init from struct function; turn into bool.
14773 (struct function): Move
14774 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14775 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14776 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14777 tail_call_emit, arg_pointer_save_area_init
14778 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14779 (current_function_returns_struct, current_function_returns_pcc_struct,
14780 current_function_calls_setjmp, current_function_calls_alloca,
14781 current_function_accesses_prior_frames,
14782 current_function_calls_eh_return, current_function_is_thunk,
14783 current_function_stdarg, current_function_profile,
14784 current_function_limit_stack, current_function_uses_pic_offset_table,
14785 current_function_uses_const_pool, current_function_has_nonlocal_label,
14786 current_function_saves_all_registers,
14787 current_function_has_nonlocal_goto,
14788 current_function_has_asm_statement): Remove accesor macros.
14789 * ra-conflict.c (global_conflicts): Update.
14790 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14791 (suitable_for_tail_call_opt_p): Update.
14792 * builtins.c (expand_builtin_return_addr): Update.
14793 (expand_builtin_setjmp_setup): Update.
14794 (expand_builtin_nonlocal_goto): Update.
14795 * final.c (final_start_function): Update.
14796 (profile_function): Update.
14797 (leaf_function_p): Update.
14798 (only_leaf_regs_used): Update.
14799 * df-scan.c (df_get_exit_block_use_set): Update.
14800 * dojump.c (clear_pending_stack_adjust): Update.
14801 * tree-stdarg.c (gate_optimize_stdarg): Update.
14802 * gimple-low.c (lower_function_body): Update.
14803 * global.c (compute_regsets): Update.
14804 (global_alloc): Update.
14805 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14806 * expr.c (expand_assignment): Update.
14807 * dse.c (dse_step0): Update.
14808 (dse_step1): Update.
14809 * c-decl.c (store_parm_decls): Update.
14810 * local-alloc.c (combine_regs): Update.
14811 (find_free_reg): Update.
14812 * function.c (assign_parms_augmented_arg_list): Update.
14813 (assign_parm_find_data_types): Update.
14814 (assign_parms): Update.
14815 (allocate_struct_function): Update.
14816 (expand_function_start): Update.
14817 (expand_function_end): Update.
14818 (get_arg_pointer_save_area): Update.
14819 (thread_prologue_and_epilogue_insns): Update.
14820 (rest_of_match_asm_constraints): Update.
14821 * stor-layout.c (variable_size): Update.
14822 * gcse.c (gcse_main): Update.
14823 (bypass_jumps): Update.
14824 * gimplify.c (gimplify_function_tree): Update.
14825 * calls.c (emit_call_1): Update.
14826 (expand_call): Update.
14827 * bt-load.c (compute_defs_uses_and_gen): Update.
14828 * except.c (sjlj_assign_call_site_values): Update.
14829 (sjlj_emit_function_enter): Update.
14830 (can_throw_external): Update.
14831 (set_nothrow_function_flags): Update.
14832 (expand_builtin_unwind_init): Update.
14833 (expand_eh_return): Update.
14834 (convert_to_eh_region_ranges): Update.
14835 (output_function_exception_table): Update.
14836 * emit-rtl.c (gen_tmp_stack_mem): Update.
14837 * cfgexpand.c (expand_used_vars): Update.
14838 (tree_expand_cfg): Update.
14839 * cfgcleanup.c (rest_of_handle_jump): Update.
14840 * explow.c (allocate_dynamic_stack_space): Update.
14841 * varasm.c (assemble_start_function): Update.
14842 (force_const_mem): Update.
14843 (mark_constant_pool): Update.
14844 * tree-optimize.c (tree_rest_of_compilation): Update.
14845 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14846 * tree-cfg.c (notice_special_calls): Update.
14847 (is_ctrl_altering_stmt): Update.
14848 (tree_can_make_abnormal_goto): Update.
14849 (tree_purge_dead_abnormal_call_edges): Update.
14850 * config/alpha/predicates.md: Update.
14851 * config/alpha/alpha.c (alpha_sa_mask): Update.
14852 (alpha_sa_size): Update.
14853 (alpha_does_function_need_gp): Update.
14854 (alpha_expand_prologue): Update.
14855 (alpha_start_function): Update.
14856 (alpha_output_function_end_prologue): Update.
14857 (alpha_expand_epilogue): Update.
14858 * config/frv/frv.c (frv_stack_info): Update.
14859 (frv_expand_epilogue): Update.
14860 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14861 (s390_register_info): Update.
14862 (s390_frame_info): Update.
14863 (s390_init_frame_layout): Update.
14864 (s390_can_eliminate): Update.
14865 (save_gprs): Update.
14866 * config/spu/spu.c (spu_split_immediate): Update.
14867 (need_to_save_reg): Update.
14868 (spu_expand_prologue): Update.
14869 (spu_expand_epilogue): Update.
14870 * config/sparc/sparc.md: Update.
14871 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14872 (sparc_tls_got): Update.
14873 (legitimize_pic_address): Update.
14874 (sparc_emit_call_insn): Update.
14875 (sparc_expand_prologue): Update.
14876 (output_return): Update.
14877 (print_operand): Update.
14878 (sparc_function_ok_for_sibcall): Update.
14879 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14880 * config/m32r/m32r.md: Update.
14881 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14882 (m32r_compute_frame_size): Update.
14883 (m32r_expand_prologue): Update.
14884 (m32r_expand_epilogue): Update.
14885 (m32r_legitimize_pic_address): Update.
14886 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14887 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14888 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14889 (gen_push): Update.
14890 (ix86_save_reg): Update.
14891 (ix86_compute_frame_layout): Update.
14892 (ix86_expand_prologue): Update.
14893 (ix86_expand_epilogue): Update.
14894 * config/sh/sh.c (output_stack_adjust): Update.
14895 (calc_live_regs): Update.
14896 (sh5_schedule_saves): Update.
14897 (sh_expand_prologue): Update.
14898 (sh_expand_epilogue): Update.
14899 (sh_setup_incoming_varargs): Update.
14900 (sh_allocate_initial_value): Update.
14901 (sh_get_pr_initial_val): Update.
14902 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14903 * config/sh/sh.md (label:): Update.
14904 * config/avr/avr.c (out_movhi_mr_r): Update.
14905 * config/crx/crx.h (enum): Update.
14906 * config/xtensa/xtensa.h (along): Update.
14907 * config/stormy16/stormy16.c Update.
14908 (xstormy16_compute_stack_layout): Update.
14909 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14910 (fr30_expand_prologue): Update.
14911 * config/cris/cris.c (cris_conditional_register_usage): Update.
14912 (cris_reg_saved_in_regsave_area): Update.
14913 (cris_initial_frame_pointer_offset): Update.
14914 (cris_simple_epilogue): Update.
14915 (cris_expand_prologue): Update.
14916 (cris_expand_epilogue): Update.
14917 (cris_expand_pic_call_address): Update.
14918 (cris_asm_output_symbol_ref): Update.
14919 (cris_asm_output_label_ref): Update.
14920 * config/cris/cris.md Update.
14921 * config/iq2000/iq2000.c (compute_frame_size): Update.
14922 (iq2000_expand_epilogue): Update.
14923 * config/mt/mt.h (save_direction): Update.
14924 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14925 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14926 (ia64_secondary_reload_class): Update.
14927 * config/m68k/m68k.c (m68k_save_reg): Update.
14928 (m68k_expand_prologue): Update.
14929 (m68k_expand_epilogue): Update.
14930 (legitimize_pic_address): Update.
14931 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14932 (first_reg_to_save): Update.
14933 (first_altivec_reg_to_save): Update.
14934 (compute_vrsave_mask): Update.
14935 (compute_save_world_info): Update.
14936 (rs6000_stack_info): Update.
14937 (spe_func_has_64bit_regs_p): Update.
14938 (rs6000_ra_ever_killed): Update.
14939 (rs6000_emit_eh_reg_restore): Update.
14940 (rs6000_emit_allocate_stack): Update.
14941 (rs6000_emit_prologue): Update.
14942 (rs6000_emit_epilogue): Update.
14943 (rs6000_output_function_epilogue): Update.
14944 (output_profile_hook): Update.
14945 (rs6000_elf_declare_function_name): Update.
14946 * config/rs6000/rs6000.h (rs6000_args): Update.
14947 * config/rs6000/rs6000.md: Update.
14948 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14949 * config/arc/arc.c (arc_output_function_epilogue): Update.
14950 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14951 * config/darwin.c (machopic_function_base_name): Update.
14952 * config/score/score3.c (score3_compute_frame_size): Update.
14955 (score3_epilogue): Update.
14956 * config/score/score7.c (score7_compute_frame_size): Update.
14957 (score7_prologue): Update.
14958 (score7_epilogue): Update.
14959 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14960 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14961 * config/arm/arm.c (use_return_insn): Update.
14962 (require_pic_register): Update.
14963 (arm_load_pic_register): Update.
14964 (arm_compute_save_reg0_reg12_mask): Update.
14965 (arm_compute_save_reg_mask): Update.
14966 (thumb1_compute_save_reg_mask): Update.
14967 (output_return_instruction): Update.
14968 (arm_output_function_prologue): Update.
14969 (arm_output_epilogue): Update.
14970 (arm_get_frame_offsets): Update.
14971 (arm_expand_prologue): Update.
14972 (thumb_pushpop): Update.
14973 (thumb_exit): Update.
14974 (thumb1_expand_prologue): Update.
14975 (thumb1_expand_epilogue): Update.
14976 (arm_unwind_emit): Update.
14977 (arm_output_fn_unwind): Update.
14978 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14979 * config/arm/arm.md: Update.
14980 * config/pa/pa.md: Update.
14981 * config/pa/pa.c (legitimize_pic_address): Update.
14982 (compute_frame_size): Update.
14983 (hppa_expand_prologue): Update.
14984 (hppa_expand_epilogue): Update.
14985 (borx_reg_operand): Update.
14986 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14987 (HARD_REGNO_RENAME_OK): Update.
14988 * config/mips/mips.c (mips_global_pointer): Update.
14989 (mips_save_reg_p): Update.
14990 (mips_compute_frame_info): Update.
14991 (mips_frame_pointer_required): Update.
14992 (mips_expand_prologue): Update.
14993 (mips_expand_epilogue): Update.
14994 (mips_can_use_return_insn): Update.
14995 (mips_reorg_process_insns): Update.
14996 * config/v850/v850.c (compute_register_save_size): Update.
14997 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14998 * config/mmix/mmix.c (along): Update.
14999 (mmix_expand_epilogue): Update.
15000 * config/bfin/bfin.c (legitimize_pic_address): Update.
15001 (must_save_p): Update.
15002 (stack_frame_needed_p): Update.
15003 (add_to_reg): Update.
15004 (bfin_expand_prologue): Update.
15005 * stmt.c (expand_asm_operands): Update.
15006 * reload1.c (reload): Update.
15007 (init_elim_table): Update.
15009 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15011 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15013 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15015 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15016 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15017 (mov<mode>): Removed.
15018 (*movv4sf_internal): Likewise.
15019 (*movv2df_internal): Likewise.
15021 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15023 * config.gcc (crx-*-elf): Remove deprecation.
15025 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15027 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15028 __gcc_deregister_frame with atexit.
15029 (deregister_frame_dtor): Remove.
15031 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15032 Nathan Sidwell <nathan@codesourcery.com>
15034 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15036 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15037 (rs6000_isel): Likewise.
15038 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15039 (rs6000_isel): New variable.
15040 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15042 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15045 * c-common.c (handle_vector_size_attribute): Call
15046 lang_hooks.types.reconstruct_complex_type instead of
15047 reconstruct_complex_type.
15048 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15049 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15050 * langhooks.h (struct lang_hooks_for_types): Add
15051 reconstruct_complex_type hook.
15052 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15053 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15055 2008-04-24 Richard Guenther <rguenther@suse.de>
15057 * c-common.h (check_builtin_function_arguments): Declare.
15058 * c-common.c (validate_nargs): New function.
15059 (check_builtin_function_arguments): Likewise.
15060 * c-typeck.c (build_function_call): Call
15061 check_builtin_function_arguments.
15062 * builtins.c (fold_builtin_classify): Remove error reporting code.
15063 (fold_builtin_unordered_cmp): Likewise.
15064 (fold_builtin_1): Likewise.
15065 (fold_builtin_n): Likewise.
15067 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15069 PR tree-optimization/36008
15070 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15071 the original op1, rather than delta by step.
15073 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15074 Sebastian Pop <sebastian.pop@amd.com>
15076 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15077 eliminate_local_variables_stmt, eliminate_local_variables,
15078 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15079 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15080 of code delimited by two edges in the CFG.
15081 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15082 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15083 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15084 the case of parallelisation of reductions.
15085 (expr_invariant_in_region_p): New.
15087 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15088 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15090 2008-04-24 Ira Rosen <irar@il.ibm.com>
15091 Richard Guenther <rguenther@suse.de>
15093 PR tree-optimization/36034
15094 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15095 incapable of dealing with loads with gaps.
15097 2008-04-24 Rafael Espíndola <espindola@google.com>
15099 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15100 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15101 vrp_evaluate_conditional.
15102 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15103 (vrp_evaluate_conditional): Split the cond argument.
15104 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15105 (simplify_stmt_for_jump_threading): Update call to
15106 vrp_evaluate_conditional.
15108 2008-04-24 Ira Rosen <irar@il.ibm.com>
15110 PR tree-optimization/35982
15111 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15112 interleaved data-refs are of the same type.
15114 2008-04-24 Danny Smith <dannysmith@users.net>
15116 * c-format.c (check_format_info_main): Use strncmp rather than a
15117 magic prefix to handle multichar length specs.
15118 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15119 Don't prefix "I64" and "I32" with '\0'.
15121 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15124 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15125 in registers for -m32 only if stdarg_p (fntype).
15127 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15129 PR rtl-optimization/36006
15130 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15131 temp to op0 in order to avoid invalid rtx sharing.
15133 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15135 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15136 check TREE_INVARIANT.
15137 * tree-gimple.c (is_gimple_address): New.
15138 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15139 * tree-gimple.h (is_gimple_address): New.
15140 * tree.h (decl_address_invariant_p): New.
15141 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15142 (build_string): Likewise.
15143 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15144 (tree_invariant_p_1): Likewise.
15145 (save_expr): Use it.
15146 (tree_invariant_p): New.
15147 (skip_simple_arithmetic): Use it.
15148 (stabilize_reference_1): Use it.
15149 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15151 (build1_stat): Drop code to compute TREE_INVARIANT.
15152 (build2_stat): Drop code to compute TREE_INVARIANT.
15153 (build3_stat): Drop code to compute TREE_INVARIANT.
15154 (build4_stat): Drop code to compute TREE_INVARIANT.
15155 (build5_stat): Drop code to compute TREE_INVARIANT.
15156 (build7_stat): Drop code to compute TREE_INVARIANT.
15157 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15158 * tree.h (struct tree_base): Remove invariant_flag.
15159 (TREE_INVARIANT): Remove.
15160 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15161 (fold_builtin_expect): Check TREE_CONSTANT.
15162 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15163 * c-tree.h (c_expr_to_decl): Drop third parameter.
15164 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15165 (build_c_cast): Don't set TREE_INVARIANT.
15166 (pop_init_level): Don't set TREE_INVARIANT.
15167 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15168 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15170 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15171 (gimplify_addr_expr): Adjust comment.
15172 * tree-mudflap.c (mf_build_string):
15173 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15174 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15175 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15176 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15177 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15178 * langhooks.h (struct lang_hooks): Drop third parameter from
15181 2008-04-23 Richard Guenther <rguenther@suse.de>
15183 PR tree-optimization/27799
15184 PR tree-optimization/32921
15185 PR tree-optimization/32624
15186 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15187 SMTs aliases and the tag itself into the solution.
15188 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15189 merge the points-to solution back into the SMT aliases.
15190 (may_alias_p): Use alias_set_subset_of instead of
15191 aliases_conflict_p. A pointer which points to
15192 memory with alias set zero may access any variable.
15194 2008-04-23 Richard Guenther <rguenther@suse.de>
15196 * alias.c (alias_set_subset_of): Correctly handle asking
15197 if zero is a subset of an alias set with zero child.
15198 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15199 (compute_flow_insensitive_aliasing): Correctly walk all
15200 pointers. Do not unnecessarily union sets.
15202 2008-04-23 Richard Guenther <rguenther@suse.de>
15204 PR middle-end/36021
15205 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15207 2008-04-22 Tomas Bily <tbily@suse.cz>
15209 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15211 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15213 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15214 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15215 * tree-inline.c (estimate_num_insns_1): Likewise.
15216 * varasm.c (const_hash_1, compare_constant, copy_constant)
15217 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15218 * emit-rtl.c (component_ref_for_mem_expr)
15219 (set_mem_attributes_minus_bitpos): Likewise.
15220 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15221 (is_aligning_offset): Likewise.
15222 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15223 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15224 * dojump.c (do_jump): Likewise.
15225 * builtins.c (get_pointer_alignment, get_memory_rtx)
15226 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15227 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15229 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15231 PR rtl-optimization/36017
15232 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15233 expanding the library call.
15235 2008-04-22 Ian Lance Taylor <iant@google.com>
15237 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15238 than size_in_bytes.
15240 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15242 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15243 of LR/CTR moves for Power6.
15245 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15247 PR middle-end/36003
15248 * passes.c (init_optimization_passes): Remove
15249 pass_fast_rtl_byte_dce.
15251 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15254 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15255 builtin functions to generate faster code.
15256 (_mm_cvtpu16_ps): Ditto.
15257 (_mm_cvtpi32x2_ps): Ditto.
15259 2008-04-22 Nick Clifton <nickc@redhat.com>
15261 * common.opt (ftree-loop-distribution): Add Optimization
15264 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15265 (frv_expand_builtin_va_start): Likewise.
15267 * config/arm/arm.c (thumb_find_work_register): Fix location of
15268 argument register count.
15270 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15272 Support scheduling for ColdFire V1 and V3 microarchitecture.
15273 Improve scheduling of multiplication instructions.
15275 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15276 (mac): New instruction attribute.
15277 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15278 (m68k_sched_mac): New variable.
15279 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15280 Handle cfv1 and cfv3.
15281 (max_insn_size): New static variable.
15282 (struct _sched_ib): New type.
15283 (sched_ib): New static variable.
15284 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15285 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15286 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15288 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15289 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15290 new variables. Update.
15291 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15292 Add modeling of cfv3 instruction buffer. Update.
15293 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15294 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15295 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15296 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15297 a particular reservation applies to.
15298 (type2): Reorganize attribute values. Rename alu to alu_reg,
15299 alu_l to alu, move_l to omove. Join move to alu. Split mul
15300 to mul_l and mul_w.
15301 (cf_ib_*): Simplify description of instruction buffer.
15302 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15303 (cf_mem): Split into cf_mem1 and cf_mem2.
15304 (cf_v2_move_??): Rename to cfv12_alu_??.
15305 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15306 (cf_v2_mul_??): Remove reservations.
15307 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15308 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15309 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15311 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15312 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15313 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15314 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15315 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15316 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15317 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15318 expansions of the above reservations for instructions of sizes
15321 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15323 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15325 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15327 * coverage.c: Include tree-pass.h.
15328 (coverage_counter_alloc): Print da_file_name to the dump file.
15330 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15332 * sbitmap.c (sbitmap_range_empty_p): New function.
15333 * sbitmap.h (sbitmap_range_empty_p): New function.
15334 * bitmap.h: Now includes obstack.h.
15336 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15337 Kenneth Zadeck <zadeck@naturalbridge.com>
15339 * dbgcnt.def (ra_byte_scan): Added.
15340 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15341 when the last hit happens for a counter.
15342 * timevar.def (TV_DF_BYTE_LR): New variable.
15343 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15344 * passes.c (pass_fast_rtl_byte_dce): New pass.
15345 * fwprop.c (update_df): Added mode to call df_ref_create.
15346 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15347 DF_REF_EXTRACT_OFFSET.
15348 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15349 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15351 (df_ref_extract): Added mode field.
15352 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15353 DF_REF_EXTRACT_OFFSET.
15354 (DF_REF_EXTRACT_MODE): New macro.
15355 (df_byte_lr_bb_info): New structure.
15356 (df_print_byte_regset, df_compute_accessed_bytes,
15357 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15358 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15359 df_byte_lr_simulate_uses,
15360 df_byte_lr_simulate_artificial_refs_at_top,
15361 df_byte_lr_simulate_artificial_refs_at_end,
15362 df_compute_accessed_bytes): New function.
15363 (df_ref_create): Add parameter.
15364 (df_byte_lr_get_bb_info): New inline function.
15365 * df-scan.c (df_ref_record, df_uses_record,
15366 df_ref_create_structure): Added mode parameter.
15367 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15368 df_defs_record, df_uses_record, df_get_conditional_uses,
15369 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15370 df_entry_block_defs_collect, df_exit_block_uses_collect):
15371 Added mode parameter to calls to df_ref_record, df_uses_record,
15372 df_ref_create_structure.
15373 (df_ref_equal_p, df_ref_compare): Added test for modes.
15374 (df_ref_create_structure): Added code to set mode. Renamed
15375 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15376 DF_REF_EXTRACT_OFFSET.
15377 * df-core.c (df_print_byte_regset): New function.
15378 * df-byte-scan.c: New file.
15379 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15380 calls to BITMAP_FREE.
15381 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15382 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15383 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15384 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15385 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15386 df_byte_lr_local_compute, df_byte_lr_init,
15387 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15388 df_byte_lr_transfer_function, df_byte_lr_free,
15389 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15390 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15391 df_byte_lr_simulate_uses,
15392 df_byte_lr_simulate_artificial_refs_at_top,
15393 df_byte_lr_simulate_artificial_refs_at_end): New function.
15394 * dce.c (byte_dce_process_block): New function.
15395 (dce_process_block): au is now passed in rather than computed
15396 locally. Changed loops that look at artificial defs to not look
15397 for conditional or partial ones, because there never are any.
15398 (fast_dce): Now is able to drive byte_dce_process_block or
15399 dce_process_block depending on the kind of dce being done.
15400 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15401 (rest_of_handle_fast_byte_dce): New function.
15402 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15403 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15405 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15408 * gcc.h: Added fortran options that take arguments to
15409 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15412 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15414 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15415 scalarization if on the LHS and not a full access.
15417 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15419 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15421 2008-04-18 Rafael Espíndola <espindola@google.com>
15423 * tree-vrp.c (find_case_label_index): Fix the binary search.
15424 (find_case_label_range): New.
15425 (vrp_visit_switch_stmt): Use find_case_label_range.
15426 (simplify_switch_using_ranges): Use find_case_label_range.
15428 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15430 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15431 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15433 2008-04-18 Tom Tromey <tromey@redhat.com>
15436 * doc/cpp.texi (Implementation-defined behavior): Mention
15439 2008-04-18 Ian Lance Taylor <iant@google.com>
15441 * fold-const.c (pointer_may_wrap_p): New static function.
15442 (fold_comparison): Add another test for pointer overflow. Use
15443 pointer_may_wrap_p to disable some false positives.
15445 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15447 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15448 (fname_as_string): Match updated cpp_interpret_string prototype.
15449 (fix_string_type): Support char16_t* and char32_t*.
15450 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15451 derivative) nodes. Register as builtin if C++0x.
15452 (c_parse_error): Support CPP_CHAR{16,32}.
15453 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15454 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15455 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15456 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15457 CTI_CHAR32_ARRAY_TYPE>: New elements.
15458 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15459 char32_type_node, signed_char32_type_node, char16_array_type_node,
15460 char32_array_type_node): New defines.
15461 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15462 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15463 (lex_string): Support CPP_STRING{16,32}, match updated
15464 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15465 (lex_charconst): Support CPP_CHAR{16,32}.
15466 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15467 and CPP_STRING{16,32}.
15469 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15472 * aclocal.m4: Regenerate.
15473 * configure: Regenerate.
15475 2008-04-18 Jan Hubicka <jh@suse.cz>
15477 * except.c (dw2_size_of_call_site_table,
15478 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15480 * cgraphbuild.c (build_cgraph_edges): Update.
15481 * tree-pass.h: Update comment.
15482 * final.c (leaf_function_p): Update.
15483 (leaf_renumber_regs): Update.
15484 (rest_of_clean_state): Update.
15485 * omp-low.c (expand_omp_parallel): Update.
15486 * ipa-reference.c (analyze_function): Update.
15487 * reorg.c (find_end_label): Update.
15488 (optimize_skip): Update.
15489 (fill_simple_delay_slots): Update.
15490 (fill_simple_delay_slots): Update.
15491 (make_return_insns): Update.
15492 (dbr_schedule): Update.
15493 * gimple-low.c (record_vars_into): Update.
15494 * cfgbuild.c (make_edges): Update.
15495 * function.c (assign_stack_local): Update.
15496 (assign_parm_adjust_stack_rtl): Update.
15497 (locate_and_pad_parm): Update.
15498 (allocate_struct_function): Do not initialize stack_alignment_needed
15499 and preferred_stack_boundary here.
15500 (stack_protect_prologue): Update.
15501 (stack_protect_epilogue): Update.
15502 (expand_function_start): Initialize stack_alignment_needed,
15503 preferred_stack_boundary and max_jumptable_ents.
15504 (expand_function_end): Update.
15505 (free_after_compilation): Do not NULLify epilogue_delay_list.
15506 * function.h (struct rtl_data): Add stack_protect_guard,
15507 stack_alignment_needed,
15508 preferred_stack_boundary, epilogue_delay_list.
15509 (struct function): Remove value_histograms, stack_alignment_needed,
15510 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15512 unexpanded_var_list, stack_protect_guard.
15513 (current_function_epilogue_delay_list): Remove.
15514 * ipa-type-escape.c (analyze_function): Update.
15515 * gimplify.c (pop_gimplify_context): Update comment.
15516 * calls.c (expand_call): Update.
15517 (emit_library_call_value_1): Update.
15518 * except.c (set_nothrow_function_flags): Update.
15519 * cfgexpand.c (get_decl_align_unit): Update.
15520 (create_stack_guard): Update.
15521 (estimated_stack_frame_size): Update.
15522 (expand_used_vars): Update.
15523 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15524 * explow.c (allocate_dynamic_stack_space): Update.
15525 * tree-ssa-live.c (remove_unused_locals): Update.
15526 * varasm.c (mark_constant_pool): Update.
15527 * tree-inline.c (remap_decls): Update.
15528 (initialize_cfun): Update.
15529 (declare_return_variable): Update.
15530 (inline_forbidden_p): Update.
15531 (expand_call_inline): Update.
15532 (declare_inline_vars): Update.
15533 (tree_function_versioning): Update.
15534 * tree-flow.h (value_histograms): New.
15535 (VALUE_HISTOGRAMS): New macro.
15536 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15538 * tree-cfg.c (set_bb_for_stmt): Update.
15539 (replace_by_duplicate_decl): Update.
15540 (move_block_to_fn): Update.
15541 (new_label_mapper): Update.
15542 (dump_function_to_file): Update.
15543 * ipa-struct-reorg.c (build_data_structure): Update.
15544 * cfgrtl.c (print_rtl_with_bb): Update.
15545 * reload1.c (reload): Update.
15547 * config/i386/i386.c (setup_incoming_varargs_64,
15548 ix86_compute_frame_layout): Update.
15549 * config/arc/arc.c (arc_output_function_epilogue): Update.
15551 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15553 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15554 for FreeBSD as well.
15555 * gthr-posix95.h: Likewise.
15557 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15559 PR rtl-optimization/35838
15560 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15561 out the byte offset of the first subreg.
15563 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15565 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15566 to split_ti instead of three separate calls with single member arrays.
15567 (subti3 splitter): Ditto.
15568 (adddi3 splitter): Ditto with split_di.
15569 (subdi3 splitter): Ditto.
15570 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15571 two separate calls with single member arrays. Swap match_dup
15572 operands 1 and 2 to better fit into the array.
15573 (negdi2 splitter): Ditto with split_di.
15574 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15575 two separate calls with single member arrays. Swap match_dup operands
15576 6 and 7 to better fit into the array.
15578 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15580 * config/i386/i386.c (sse_builtin_type): New.
15581 (bdesc_sse_args): Likewise.
15582 (bdesc_sse_3arg): Removed.
15583 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15584 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15585 IX86_BUILTIN_ROUNDPS.
15586 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15587 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15588 IX86_BUILTIN_ROUNDPS.
15589 (ix86_expand_sse_4_operands_builtin): Removed.
15590 (ix86_expand_sse_operands_builtin): New.
15591 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15592 and CODE_FOR_sse4_1_roundps.
15593 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15594 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15596 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15599 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15600 regs before frame pop when needed. If use_backchain_to_restore_sp
15601 then load backchain into a temp reg to restore vr and vrsave. Add
15602 code to restore vr after frame pop if possible.
15604 2008-04-17 Richard Guenther <rguenther@suse.de>
15606 * tree-vn.c (expressions_equal_p): Do not check type
15607 equality or compatibility before calling operand_equal_p.
15608 * fold-const.c (operand_equal_p): Check equivalence of
15609 integer constants before bailing out due to signedness or
15610 precision differences.
15611 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15612 spurious differences in type qualification. Ignore types
15613 for COMPONENT_REFs at all.
15615 2008-04-17 Christian Bruel <christian.bruel@st.com>
15617 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15618 msw_skip comparison.
15620 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15623 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15626 PR tree-optimization/35899
15627 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15628 rather than TREE_OPERAND.
15630 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15633 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15634 temporary registers. Change operand predicate to general_operand.
15635 (remainderxf3): Ditto.
15637 2008-04-16 Richard Guenther <rguenther@suse.de>
15639 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15640 * tree-affine.c (aff_combination_expand): Look through some
15643 2008-04-15 Doug Kwan <dougkwan@google.com>
15645 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15647 * tree-pretty-print.c (dump_generic_node): Ditto.
15648 * final.c (output_addr_const): Ditto.
15649 * dwarf2out.c (output_cfi): Ditto.
15650 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15651 * print-rtl.c (print_rtx): Ditto.
15652 * print-tree.c (print_node_brief, print_node): Ditto.
15653 * c-common.c (match_case_to_enum_1): Ditto.
15654 * sched-vis.c (print_value): Ditto.
15655 * config/i386/i386.c (print_operand): Cast to long unsigned int
15658 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15659 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15660 MS Windows VirtualProtect function.
15662 2008-04-15 Jan Hubicka <jh@suse.cz>
15664 * gengtype.c (write_root): Param_is argument is OK.
15665 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15666 * function.h: Include varray.h
15667 (rtl_eh): New stucture based on except.c one.
15668 (call_site_record): New forward declaration and vector type.
15669 * calls.c (emit_call_1): Do not call
15670 note_current_region_may_contain_throw.
15671 * except.c (eh_status): Remove cur_region, try_region since they are
15673 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15674 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15675 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15676 Remove call_site_data_used, call_site_data_size.
15677 Turn call_site_record into vector in function.h.
15678 (note_current_region_may_contain_throw): Remove.
15679 (get_exception_pointer, get_exception_filter): Do not take struct
15680 function argument; update.
15681 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15682 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15683 build_post_landing_pads, dw2_build_landing_pads,
15684 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15685 sjlj_emit_function_enter, sjlj_emit_function_enter,
15686 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15687 sjlj_build_landing_pads, finish_eh_generation,
15688 remove_exception_handler_label, remove_eh_handler,
15689 maybe_remove_eh_handler, add_reachable_handler,
15690 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15691 add_action_record, collect_one_action_chain, add_call_site,
15692 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15693 sjlj_output_call_site_table, output_function_exception_table,
15694 * except.h (note_current_region_may_contain_throw): Remove
15695 (get_exception_pointer, get_exception_filter): Do not take struct
15697 * Makefile.in (GTFILES): Put varargs before struct function.
15699 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15701 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15702 punt for STRING_CST.
15703 (get_constraint_for): Deal with STRING_CST here instead.
15705 2008-04-15 Richard Guenther <rguenther@suse.de>
15707 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15708 statements in a basic-block with a backward walk. Do not
15709 substitute into dead statements but instead remove those.
15711 2008-04-15 Richard Guenther <rguenther@suse.de>
15713 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15714 to zero, thus disable creation of SFTs.
15716 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15718 * tree-predcom.c (suitable_reference_p): Return false if the
15719 reference can throw.
15721 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15724 * c-decl.c (finish_decl): If extern or static var has variable
15725 size, set TREE_TYPE (decl) to error_mark_node.
15727 2008-04-15 Rafael Espíndola <espindola@google.com>
15729 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15732 2008-04-15 Richard Guenther <rguenther@suse.de>
15734 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15735 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15736 (visit_reference_op_load): Do walk vuse-vdef chains on
15737 vn_reference_lookup.
15738 (visit_reference_op_store): But do not here.
15739 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15740 vn_reference_lookup.
15741 (vn_lookup_with_vuses): But do so here.
15743 2008-04-14 Ian Lance Taylor <iant@google.com>
15745 * fold-const.c (fold_overflow_warning): Remove assertion.
15747 2008-04-15 Ben Elliston <bje@au.ibm.com>
15749 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15750 temp1 local variables.
15752 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15755 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15756 ".text.unlikely" section as executable.
15758 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15760 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15761 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15762 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15763 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15764 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15765 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15766 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15768 2008-04-14 Ian Lance Taylor <iant@google.com>
15770 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15771 * fold-const.c (fold_comparison): If appropriate, test
15772 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15773 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15774 reassociating a pointer type.
15775 * doc/invoke.texi (Optimize Options): Document that
15776 -fstrict-overflow applies to pointer wraparound.
15778 2008-04-13 Jan Hubicka <jh@suse.cz>
15780 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15782 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15784 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15785 we are going to "save the world".
15787 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15789 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15790 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15791 operand 0 constraint, not "=".
15793 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15795 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15797 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15799 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15800 of size of positions_needed * CHAR_BIT.
15802 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15804 PR middle-end/35897
15805 * dse.c (store_info): Change positions_needed to unsigned
15807 (lowpart_bitmask): New.
15808 (record_store): Cast to unsigned HOST_WIDE_INT for
15809 positions_needed. Assert width <= size of positions_needed *
15810 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15811 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15812 lowpart_bitmask to set mask.
15814 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15816 * config/bfin/constraints.md: New file.
15817 * config/bfin/bfin.md: Include it.
15818 (adddi3): Use satisfies_constraint functions instead of the old macros.
15819 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15820 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15821 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15822 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15823 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15824 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15825 EXTRA_CONSTRAINT): Delete.
15826 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15827 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15829 * config/bfin/bfin.c: Include "tm-constrs.h".
15830 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15831 Use satisfies_constraint functions instead of the old macros.
15832 * doc/md.texi (Blackfin Constraints): Update file name reference.
15834 2008-04-11 Richard Guenther <rguenther@suse.de>
15836 PR tree-optimization/35869
15837 * tree-vrp.c (execute_vrp): Move switch statement update after
15838 jump threading. Schedule another cfg cleanup run.
15840 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15843 * attribs.c (decl_attributes): Return early on errorneous node.
15845 2008-04-10 Oleg Ryjkov <olegr@google.com>
15847 * tree.h (struct tree_base): Added a new flag default_def_flag.
15848 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15850 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15852 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15854 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15857 * pa.md: Define mode iterator P. Define mode attribute dwc.
15858 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15859 (icacheflush): Likewise.
15860 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15861 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15863 2008-04-11 Ben Elliston <bje@au.ibm.com>
15865 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15867 2008-04-10 Rafael Espíndola <espindola@google.com>
15869 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15870 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15871 (extract_range_from_expr): The same.
15873 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15875 * config/mips/mips.md (GPR2): New mode iterator.
15876 (seq): Add comment.
15877 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15878 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15879 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15880 Rewrite these to take two modes, the mode of comparison and the
15881 mode of the destination.
15882 * config/mips/mips.c (mips_expand_scc): Instead of having
15883 paradoxical subreg as destination, expand "narrowing" scc if mode
15884 of comparison is SI and target is requested in DI mode.
15885 (mips_emit_int_order_test): Update comment. Make mode of
15886 comparison match CMP0 rather than TARGET. When creating inverse
15887 target use mode of TARGET.
15889 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15891 * gcov-dump.c (tag_summary): Only print summaries for the first
15892 GCOV_COUNTERS_SUMMABLE counters.
15894 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15896 * config/i386/i386.md (absneg): New code iterator.
15897 (absnegprefix): New code attribute.
15898 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15899 patterns using absneg code iterator.
15900 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15901 using absneg code iterator.
15902 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15903 *neg<mode>2 patterns using absneg code iterator.
15904 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15905 *negextendsfdf2 patterns using absneg code iterator.
15906 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15907 *negextendsfxf2 patterns using absneg code iterator.
15908 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15909 *negextendsfdf2 patterns using absneg code iterator.
15910 * config/i386/sse.md (<code><mode>2): Macroize expander from
15911 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15913 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15915 * config/s390/s390.h: Remove the remains of the recent search
15916 & replace action of current_function_outgoing_args_size.
15918 2008-04-10 Ira Rosen <irar@il.ibm.com>
15920 PR tree-optimization/35821
15921 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15922 NEW_STMT_LIST is not NULL.
15924 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15927 * toplev.c (process_options): Remove -ffunction-sections debugging
15930 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15932 PR middle-end/PR28690
15933 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15934 than gen_rtx_fmt_ee to perform more canonicalizations.
15936 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15939 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15941 2008-04-09 Richard Guenther <rguenther@suse.de>
15943 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15944 (dump_function_to_file): Dump function arguments with types.
15946 2008-04-08 Richard Guenther <rguenther@suse.de>
15948 * fold-const.c (fold_widened_comparison): Do not allow
15949 sign-changes that change the result.
15951 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15954 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15955 kinds of indirect references.
15957 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15959 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15960 GNU Fortran language string.
15962 2008-04-08 Rafael Espíndola <espindola@google.com>
15964 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15965 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15966 * tree.h (tree_call_nonnegative_warnv_p): New.
15968 2008-04-08 Jan Hubicka <jh@suse.cz>
15970 * function.c (free_after_compilation): Clear out regno_reg_rtx
15973 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15976 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15978 PR middle-end/PR28690
15979 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15980 same precedence as REG_POINTER and MEM_POINTER operands.
15982 2008-04-08 Richard Guenther <rguenther@suse.de>
15984 PR middle-end/35834
15985 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15986 for adding index to base.
15988 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15990 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15991 (MINGW_ENABLE_EXECUTE_STACK): New.
15992 (IN_LIBGCC2): For libgcc include windows.h file for
15993 function declarations.
15995 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15997 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15998 and tem2 if tem1 is not a REG or MULT.
16000 2008-04-08 Jan Hubicka <jh@suse.cz>
16002 * function.h (incomming_args): Break out of struct function.
16003 (function_subsections): Break out of struct function.
16004 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16005 return_rtx and hard_reg_initial_vals from struct function.
16006 Kill inl_max_label_num.
16007 (current_function_pops_args, current_function_args_info,
16008 current_function_args_size, current_function_args_size,
16009 current_function_pretend_args_size,
16010 current_function_outgoing_args_size,
16011 current_function_internal_arg_pointer, current_function_return_rtx):
16012 Kill compatibility accestor macros.
16013 * builtins.c (expand_builtin_apply_args_1): Update.
16014 (expand_builtin_next_arg): Update.
16015 * df-scan.c (df_get_call_refs): Update.
16016 * dbxout.c (dbxout_function_end): Update.
16017 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16018 (output_line_info): Update.
16019 (secname_for_decl): Update.
16020 (dwarf2out_var_location): Update.
16021 * function.c (free_after_compilation): Update.
16022 (assign_parm_find_stack_rtl): Update.
16023 (assign_parms): Update.
16024 (expand_dummy_function_end): Update.
16025 (expand_function_end): Update.
16026 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16027 (expand_call): Update.
16028 (emit_library_call_value_1): Update.
16029 (store_one_arg): Update.
16030 * varasm.c (initialize_cold_section_name): Update.
16031 (unlikely_text_section): Update.
16032 (unlikely_text_section_p): Update.
16033 (assemble_start_function): Update.
16034 (assemble_end_function): Update.
16035 (default_section_type_flags): Update.
16036 (switch_to_section): Update.
16037 * integrate.c (set_decl_abstract_flags): Update.
16038 (get_hard_reg_initial_val): Update.
16039 (has_hard_reg_initial_val): Update.
16040 (allocate_initial_values): Update.
16041 * resource.c (init_resource_info): Update.
16042 * config/alpha/alpha.c (NUM_ARGS): Update.
16043 (direct_return): Update.
16044 (alpha_va_start): Update.
16045 (alpha_sa_size): Update.
16046 (alpha_initial_elimination_offset): Update.
16047 (alpha_expand_prologue): Update.
16048 (alpha_start_function): Update.
16049 (alpha_expand_epilogue): Update.
16050 (unicosmk_initial_elimination_offset):
16051 * config/alpha/alpha.md (call expander): Update.
16052 * config/s390/s390.c (s390_register_info): Update.
16053 (s390_register_info): Update.
16054 (s390_frame_info): Update.
16055 (s390_initial_elimination_offset): Update.
16056 (s390_build_builtin_va_list): Update.
16057 (s390_va_start): Update.
16058 * config/spu/spu.c (direct_return): Update.
16059 (spu_expand_prologue): Update.
16060 (spu_initial_elimination_offset): Update.
16061 (spu_build_builtin_va_list): Update.
16062 (spu_va_start): Update.
16063 * config/sparc/sparc.c (sparc_init_modes): Update.
16064 (sparc_compute_frame_size): Update.
16065 (function_value): Update.
16066 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16067 * config/i386/i386.md (return expander): Update.
16068 * config/i386/i386.c (ix86_va_start): Update.
16069 (ix86_can_use_return_insn_p): Update.
16070 (ix86_compute_frame_layout): Update.
16071 (ix86_expand_epilogue): Update.
16072 * config/sh/sh.c (output_stack_adjust): Update.
16073 (calc_live_regs): Update.
16074 (sh_expand_prologue): Update.
16075 (sh_builtin_saveregs): Update.
16076 (sh_va_start): Update.
16077 (initial_elimination_offset): Update.
16078 (sh_allocate_initial_value): Update.
16079 (sh_function_ok_for_sibcall): Update.
16080 (sh_get_pr_initial_val): Update.
16081 * config/sh/sh.md (return expander): Update.
16082 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16083 * config/crx/crx.c (crx_compute_frame): UPdate.
16084 (crx_initial_elimination_offset): UPdate.
16085 * config/xtensa/xtensa.c (compute_frame_size): Update
16086 (xtensa_builtin_saveregs): Update.
16087 (xtensa_va_start): Update.
16088 (order_regs_for_local_alloc): Update.
16089 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16090 (xstormy16_expand_builtin_va_start): Update.
16091 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16092 * config/m68hc11/m68hc11.md (return expanders): Update.
16093 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16094 (expand_epilogue): Update.
16095 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16096 (cris_simple_epilogue): Update.
16097 (cris_expand_prologue): Update.
16098 (cris_expand_epilogue): Update.
16099 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16100 (compute_frame_size): Update.
16101 * config/mt/mt.c (mt_compute_frame_size): Update.
16102 * config/mn10300/mn10300.c (expand_prologue): Update.
16103 (expand_epilogue): Update.
16104 (initial_offset): Update.
16105 (mn10300_builtin_saveregs):
16106 * config/mn10300/mn10300.md (return expander): Update.
16107 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16108 (ia64_initial_elimination_offset): Update.
16109 (ia64_initial_elimination_offset): Update.
16110 (ia64_expand_prologue): Update.
16111 * config/m68k/m68k.md (return expander): Update.
16112 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16113 (rs6000_stack_info): Update.
16114 * config/mcore/mcore.c (layout_mcore_frame): Update.
16115 (mcore_expand_prolog): Update.
16116 * config/arc/arc.c (arc_compute_frame_size): Update.
16117 * config/score/score3.c (score3_compute_frame_size): Update.
16118 * config/score/score7.c (score7_compute_frame_size): Update.
16119 * config/arm/arm.c (use_return_insn): Update.
16120 (thumb_find_work_register): Update.
16121 (arm_compute_save_reg_mask): Update.
16122 (arm_output_function_prologue): Update.
16123 (arm_output_epilogue): Update.
16124 (arm_size_return_regs): Update.
16125 (arm_get_frame_offsets): Update.
16126 (arm_expand_prologue): Update.
16127 (thumb_exit): Update.
16128 (thumb_unexpanded_epilogue): Update.
16129 (thumb1_output_function_prologue): Update.
16130 * config/pa/pa.md (return expander): Update.
16131 * config/pa/pa.c (compute_frame_size): Update.
16132 (hppa_builtin_saveregs): Update.
16133 * config/mips/mips.c (mips_va_start): Update.
16134 (mips16_build_function_stub): Update.
16135 (mips_compute_frame_info): Update.
16136 (mips_restore_gp): Update.
16137 (mips_output_function_prologue): Update.
16138 (mips_expand_prologue): Update.
16139 * config/v850/v850.c (compute_frame_size): Update.
16140 (expand_prologue): * config/mmix/mmix.c (along): update.
16141 (mmix_initial_elimination_offset): update.
16142 (mmix_reorg): update.
16143 (mmix_use_simple_return): update.
16144 (mmix_expand_prologue): update.
16145 (mmix_expand_epilogue): Update.
16146 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16147 (emit_link_insn): Update.
16149 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16151 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16152 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16154 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16157 2008-04-07 Jan Hubicka <jh@suse.cz>
16159 * function.h (rtl): Rename to x_rtl.
16160 (crtl): New define.
16161 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16162 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16163 used_temp_slots avail_temp_slots, temp_slot_level,
16164 nonlocal_goto_handler_labels): Update accesstors.
16165 (rtl): New global variable.
16166 (struct function): Move some fileds to rtl_data.
16167 (get_arg_pointer_save_area): Update prototype.
16168 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16169 get_arg_pointer_save_area.
16170 * expr.c (init_expr): Update
16171 * function.c (get_frame_size): Update
16172 (assign_stack_local): Update
16173 (expand_function_end): Update.
16174 (get_art_pointer_save_area): Update
16176 * emit-rtl.c (rtl): Declare.
16177 (regno_reg_rtx): Declare.
16178 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16180 (gen_reg_rtx): Update.
16181 * varasm.c (n_deferred_constatns): Update accestor.
16182 (init_varasm_status): Do not allocate varasm_status.
16183 (force_const_mem, get_pool_size, output_constant_pool): Update.
16184 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16185 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16186 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16187 * sparc/sparc.h (INIT_EXPANDERS): Update.
16188 * ia64/ia64.h (INIT_EXPANDERS): Update.
16190 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16192 * reload.c (push_secondary_reload): Add missing break to for loop.
16194 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16196 PR middle-end/PR28690
16197 * rtlanal.c: Update copyright years.
16198 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16199 as REG_POINTER and MEM_POINTER operands.
16200 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16201 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16202 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16203 * gcse.c: Update copyright years.
16204 (pre_delete): Call gen_reg_rtx_and_attrs.
16205 (hoist_code): Likewise.
16206 (build_store_vectors): Likewise.
16207 (delete_store): Likewise.
16208 * loop-invariant.c (move_invariant_reg): Likewise.
16209 Update copyright years.
16211 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16213 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16214 control string instead of quoted.
16216 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16218 * doc/rtl.texi: Rewrite of subreg section.
16220 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16223 * config/i386/i386.c (legitimize_pic_address): Add treating
16224 of dllimport SYM_REF's.
16225 (legitimize_dllimport_symbol): Add prototype.
16227 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16229 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16230 reference in constructor with non self-referential type.
16232 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16234 Removal of Return with Depressed Stack Pointer support
16235 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16236 (ECF_SP_DEPRESSED): Likewise.
16237 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16238 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16239 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16240 (expand_call): Do not test ECF_SP_DEPRESSED.
16241 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16242 * function.c (keep_stack_depressed): Delete.
16243 (handle_epilogue_set): Likewise.
16244 (update_epilogue_consts): Likewise.
16245 (emit_equiv_load): Likewise.
16246 (thread_prologue_and_epilogue_insns): Remove support for Return with
16247 Depressed Stack Pointer.
16248 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16250 2008-04-06 Richard Guenther <rguenther@suse.de>
16252 PR tree-optimization/35400
16253 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16254 information from SSA_NAMEs.
16256 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16258 * config/avr/avr.h (avr_mega_p): Remove declaration.
16259 (AVR_MEGA): Remove macro.
16260 * config/avr/avr.c (avr_mega_p): Remove variable.
16261 (avr_override_options): Remove inicializion of avr_mega_p.
16262 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16263 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16264 (avr_jump_mode): (Ditto.).
16265 (avr_output_progmem_section_asm_op): (Ditto.).
16266 (avr_asm_init_sections): (Ditto.).
16267 (avr_asm_init_sections): (Ditto.).
16268 (avr_rtx_costs): (Ditto.).
16269 * config/avr/avr.md: (Ditto.).
16270 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16273 2008-04-06 Richard Guenther <rguenther@suse.de>
16275 PR tree-optimization/35842
16276 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16277 is_gimple_invariant_address.
16279 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16281 * gcc.c (default_compilers): Sync Fortran extensions list with
16282 that in fortran/lang-specs.h.
16283 * doc/invoke.texi: Likewise.
16284 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16285 * dwarf2out.c (gen_compile_unit_die): Likewise.
16287 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16289 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16291 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16294 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16295 attribute is used for nested functions.
16297 2008-04-05 Jan Hubicka <jh@suse.cz>
16299 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16301 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16303 (dump_files): Update.
16304 (enable_rtl_dump_file): Do not accept letter argument.
16305 * tree-pass.h (dump_file_info): Remove letter argument.
16306 * toplev.c (decode_d_option): Update -da handling.
16307 * toplev.h (enable_rtl_dump_file): Update prototype.
16308 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16309 it out based on pass type.
16310 (register_dump_files_1): Likewise.
16311 (init_optimization_passes): Update register_one_dump_file calls.
16312 (execute_one_pass): Sanity check that IPA passes are called at IPA
16313 level and RTL passes at RTL level.
16314 (execute_pass_list): IPA pass can not be after or subpass of
16316 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16317 disallov RTL subpasses of IPA subpasses.
16319 2008-04-05 Ben Elliston <bje@au.ibm.com>
16321 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16322 builtins that return exactly once and do not throw. Cache call to
16325 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16327 PR rtl-optimization/34916
16328 PR middle-end/35519
16329 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16330 between instruction pairs.
16332 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16334 * doc/invoke.texi: Document -mbitops for SH.
16335 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16336 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16337 * config/sh/sh.c (print_operand): Add %t operand code.
16338 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16339 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16340 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16341 (extendqihi2): Likewise.
16342 (movqi_i): Likewise.
16343 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16344 (extv): Use bld instruction for SH2A if possible.
16346 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16347 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16348 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16349 (bset.b, bclr.b): Define peepholes.
16350 * config/sh/sh.opt (mbitops): New option.
16352 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16355 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16356 and view convert expression.
16358 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16361 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16363 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16365 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16367 * config/i386/cpuid.h (bit_AES): New.
16368 (bit_PCLMUL): Likewise.
16370 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16371 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16372 SSE2 if AES or PCLMUL is enabled.
16373 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16374 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16375 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16376 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16377 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16378 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16379 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16380 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16381 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16382 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16383 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16384 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16385 __builtin_ia32_aeskeygenassist128 and
16386 __builtin_ia32_pclmulqdq128.
16387 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16388 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16389 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16391 * config/i386/i386.h (TARGET_AES): New.
16392 (TARGET_PCLMUL): Likewise.
16393 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16395 * config/i386/i386.md (UNSPEC_AESENC): New.
16396 (UNSPEC_AESENCLAST): Likewise.
16397 (UNSPEC_AESDEC): Likewise.
16398 (UNSPEC_AESDECLAST): Likewise.
16399 (UNSPEC_AESIMC): Likewise.
16400 (UNSPEC_AESKEYGENASSIST): Likewise.
16401 (UNSPEC_PCLMUL): Likewise.
16403 * config/i386/i386.opt (maes): New.
16404 (mpclmul): Likewise.
16406 * config/i386/sse.md (aesenc): New pattern.
16407 (aesenclast): Likewise.
16408 (aesdec): Likewise.
16409 (aesdeclast): Likewise.
16410 (aesimc): Likewise.
16411 (aeskeygenassist): Likewise.
16412 (pclmulqdq): Likewise.
16414 * config/i386/wmmintrin.h: New.
16416 * doc/extend.texi: Document AES and PCLMUL built-in function.
16418 * doc/invoke.texi: Document -maes and -mpclmul.
16420 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16422 * function.c (free_after_parsing): Replace with
16423 cxx_push_function_context from C++ front-end.
16424 (allocate_struct_function): Don't call langhook.
16425 * langhooks.h (struct lang_hooks_for_functions): Delete.
16426 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16428 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16429 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16430 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16431 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16432 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16433 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16434 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16436 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16437 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16439 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16442 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16445 2008-04-04 Richard Guenther <rguenther@suse.de>
16447 PR middle-end/35823
16448 * fold-const.c (optimize_minmax_comparison): Use the correct
16449 type for the constant in the simplified comparison.
16451 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16453 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16454 Pass L2 size as "--param l2-cache-size" to the compiler.
16455 (decode_l2_cache): New function to decode L2 cache parameters using
16456 0x8000006 extended cpuid function.
16457 (detect_caches_amd): Determine parameters of L2 cache using
16458 decode_l2_caches function.
16459 (decode_caches_intel): Decode L2 cache parameters.
16460 (detect_caches_intel): Determine L2 cache parameters using
16461 decode_caches_intel and decode_l2_caches functions.
16463 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16465 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16466 secondary input reload for subword loads from the constant pool.
16468 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16471 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16472 constants of the appropriate size for runtime calculations.
16475 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16476 decimal-float literal constant zero.
16478 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16481 * c-parser.c (c_parser_omp_atomic): Call
16482 default_function_array_conversion on the RHS.
16484 PR middle-end/35818
16485 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16486 call is_variable_sized if decl has incomplete type.
16488 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16490 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16492 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16494 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16496 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16497 (sgt<u>): Merge sgt and sgtu into new expander.
16498 (sgt, sgtu): Remove expanders.
16499 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16500 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16501 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16502 *sgtu_<mode>_mips16 into new pattern.
16503 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16504 (sge<u>): Merge sge and sgeu into new expander.
16505 (sge, sgeu): Remove expanders.
16506 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16508 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16509 (slt<u>): Merge slt and sltu into new expander.
16510 (slt, sltu): Remove expanders.
16511 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16512 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16513 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16514 *sltu_<mode>_mips16 into new pattern.
16515 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16516 (sle<u>): Merge sle and sleu into new expander.
16517 (sle, sleu): Remove expanders.
16518 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16519 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16520 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16521 *sleu_<mode>_mips16 into new pattern.
16522 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16524 2008-04-03 Jan Hubicka <jh@suse.cz>
16526 PR tree-optimization/35795
16527 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16528 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16529 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16530 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16531 * score/score3.c (score3_output_mi_thunk): Likewise.
16532 * score/score7.c (score7_output_mi_thunk): Likewise.
16533 * mips/mips.c (mips_output_mi_thunk): Likewise.
16535 2008-04-03 Richard Guenther <rguenther@suse.de>
16537 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16538 conversions. Simplify code.
16540 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16542 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16544 2008-04-03 Tom Tromey <tromey@redhat.com>
16545 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16547 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16548 * config/bfin/t-bfin-linux (generated_files): Add
16549 linux-sysroot-suffix.h.
16550 * doc/install.texi (Prerequisites): Require make 3.80.
16551 * doc/sourcebuild.texi (Front End Directory): Document new
16553 * Makefile.in (generated_files): New variable.
16554 (ALL_HOST_OBJS): New variable.
16555 ($(ALL_HOST_OBJS)): New target.
16557 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16559 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16560 (remap_block): Call id->transform_lang_insert_block instead
16562 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16563 Set id.transform_lang_insert_block to NULL.
16564 (clone_body): Move to cp/optimize.c
16565 * tree-inline.h (struct copy_body_data): Change
16566 transform_lang_insert_block to function pointer.
16567 (copy_generic_body, copy_decl_no_change): Export.
16568 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16569 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16570 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16572 * c-tree.h (insert_block): Kill.
16573 * c-decl.c (insert_block): Kill.
16575 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16577 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16578 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16579 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16581 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16582 argument, call {push,pop}_function_context from here.
16583 * c-parser.c: Use c_{push,pop}_function_context.
16585 * function.c (push_function_context_to): Move meat ...
16586 (push_function_context): ... here. Simplify.
16587 * function.c (pop_function_context_from): Move meat ...
16588 (pop_function_context): ... here. Simplify.
16589 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16591 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16592 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16593 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16594 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16596 2008-04-03 Ben Elliston <bje@au.ibm.com>
16598 * expmed.c (extract_force_align_mem_bit_field): Remove.
16600 2008-04-03 Richard Guenther <rguenther@suse.de>
16602 PR middle-end/35800
16603 * expr.h (try_casesi): Adjust prototype.
16604 * expr.c (try_casesi): Take fallback label as extra parameter.
16605 Use that for gen_casesi if default_label is NULL.
16606 * stmt.c (expand_case): Pass fallback label to try_casesi,
16607 make sure to fill gaps with a fallback label if default_label
16610 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16613 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16615 2008-04-03 Ben Elliston <bje@au.ibm.com>
16617 * expmed.c (extract_split_bit_field): Remove if (0) code.
16618 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16619 (do_ds_constraint): Likewise.
16621 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16623 * doc/cppopts.texi (-dU): Document.
16624 * c-common.h (flag_dump_macros): Update comment.
16625 * c-opts.c (handle_OPT_d): Handle -dU.
16626 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16627 dump_queued_macros, cb_used_define, cb_used_undef): New.
16628 (init_pp_output): Handle -dU.
16629 (cb_line_change): Call dump_queued_macros.
16630 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16632 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16634 * config/avr/predicates.md (io_address_operand): New predicate.
16635 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16636 * config/avr/avr.c (avr_io_address_p): Remove function.
16637 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16638 'avr_io_address_p' function.
16639 (out_movhi_r_mr): (Ditto.).
16640 (out_movqi_mr_r): (Ditto.).
16641 (out_movhi_mr_r): (Ditto.).
16642 (avr_address_cost): (Ditto.).
16644 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16646 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16647 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16648 in 32bit mode when XMM registers are available to avoid store
16650 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16651 corresponding post-reload splitters.
16653 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16655 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16656 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16657 __builtin_ia32_roundss.
16658 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16659 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16660 __builtin_ia32_roundss.
16661 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16662 IX86_BUILTIN_SHUFPD here.
16664 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16666 * config/i386/i386.md (plogic): New.
16667 (plogicprefix): Likewise.
16669 * config/i386/mmx.md (mmx_<code><mode>3): New.
16670 (mmx_and<mode>3): Removed.
16671 (mmx_ior<mode>3): Likewise.
16672 (mmx_xor<mode>3): Likewise.
16674 * config/i386/sse.md (<code><mode>3): New.
16675 (*<code><mode>3): Likewise.
16676 (*<code><mode>3): Likewise.
16677 (<code><mode>3): Likewise.
16678 (*sse_<code><mode>3): Likewise.
16679 (*sse2_<code><mode>3): Likewise.
16680 (<code>tf3): Likewise.
16681 (*<code>tf3): Likewise.
16682 (and<mode>3): Likewise.
16683 (*and<mode>3): Likewise.
16684 (ior<mode>3): Removed.
16685 (*ior<mode>3): Likewise.
16686 (xor<mode>3): Likewise.
16687 (*xor<mode>3): Likewise.
16688 (*and<mode>3): Likewise.
16689 (*ior<mode>3): Likewise.
16690 (*xor<mode>3): Likewise.
16691 (and<mode>3): Likewise.
16692 (*sse_and<mode>3): Likewise.
16693 (*sse2_and<mode>3): Likewise.
16694 (andtf3): Likewise.
16695 (*andtf3): Likewise.
16696 (ior<mode>3): Likewise.
16697 (*sse_ior<mode>3): Likewise.
16698 (*sse2_ior<mode>3): Likewise.
16699 (iortf3): Likewise.
16700 (*iortf3): Likewise.
16701 (xor<mode>3): Likewise.
16702 (*sse_xor<mode>3): Likewise.
16703 (*sse2_xor<mode>3): Likewise.
16704 (xortf3): Likewise.
16705 (*xortf3): Likewise.
16707 2008-04-02 Richard Guenther <rguenther@suse.de>
16709 PR tree-optimization/14495
16710 PR tree-optimization/34793
16711 * tree-vrp.c (struct switch_update): New structure.
16712 (to_remove_edges, to_update_switch_stmts): New VECs.
16713 (simplify_switch_using_ranges): New function. Remove not taken
16714 case labels and edges.
16715 (simplify_stmt_using_ranges): Call it.
16716 (identify_jump_threads): Mark edges we have queued for removal
16717 so we don't thread them.
16718 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16720 * tree-cfg.c (group_case_labels): Deal with missing default label.
16721 (tree_verify_flow_info): Allow missing default label.
16722 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16723 (emit_case_nodes): Likewise.
16724 (expand_case): Do not rely on the default label to be present.
16725 * expr.c (try_casesi): Deal with NULL default_label.
16726 (do_tablejump): Likewise.
16728 2008-04-02 Richard Guenther <rguenther@suse.de>
16730 PR tree-optimization/14495
16731 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16732 SWITCH_EXPR here ...
16733 (vrp_visit_switch_stmt): ... but here (new function).
16734 (find_case_label_index): New helper function.
16735 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16737 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16739 * fwprop.c: Fix ISO-C99ism.
16741 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16744 * Makefile.in (objdir): Set it here.
16745 * configure.ac: Not here. Find dynamic linker characteristics.
16746 * exec-tool.in: Use them.
16747 * aclocal.m4: Regenerate.
16748 * configure: Regenerate.
16750 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16752 * expr.c (expand_var): Delete it.
16753 * expr.h (expand_var): Delete prototype.
16754 * function.c (expand_function_start): Use expand_decl instead.
16755 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16758 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16760 PR rtl-optimization/35542
16761 * fwprop.c (forward_propagate_and_simplify): Replace
16762 loc_reg_mentioned_in_p with reg_mentioned_p.
16764 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16766 PR rtl-optimization/35281
16767 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16768 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16769 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16770 (varying_mem_p): Move above propagate_rtx.
16771 (all_uses_available_at): Do not check MEMs.
16773 2008-04-02 Rafael Espíndola <espindola@google.com>
16775 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16776 (register_edge_assert_for_2): Split the cond argument.
16777 (register_edge_assert_for_1): Adjust for the change in
16778 register_edge_assert_for_2.
16779 (register_edge_assert_for): Split the cond argument.
16780 (find_switch_asserts): Adjust for the change in
16781 register_edge_assert_for.
16783 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16785 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16786 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16787 offsets for 64-bit mingw.
16788 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16789 abi for x86_64-pc-mingw.
16791 2008-04-02 Richard Guenther <rguenther@suse.de>
16793 * tree-vrp.c (extract_range_from_assert): Make sure to not
16794 produce range min/max with TREE_OVERFOW set.
16795 If merging a anti-range and a range keep the anti-range if
16796 the range covers all values of the type.
16797 (register_edge_assert_for_2): Only allow sign-changing
16798 conversions in detecting canonical range checks. Also
16799 register an assert for the unsigned name if useful.
16801 PR tree-optimization/35787
16802 * tree-vrp.c (vrp_val_max): New function.
16803 (vrp_val_min): Likewise.
16804 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16805 (vrp_val_is_min): Likewise.
16806 (supports_overflow_infinity): Use vrp_val_{min,max}.
16807 (negative_overflow_infinity): Likewise.
16808 (positive_overflow_infinity): Likewise.
16809 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16810 (is_positive_overflow_infinity): Likewise.
16811 (is_overflow_infinity): Likewise.
16812 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16813 vrp_val_is_{min,max}.
16814 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16815 to ranges if possible. Avoid empty ranges.
16817 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16819 PR middle-end/35705
16820 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16821 the expression is a function address.
16823 2008-04-01 George Helffrich <george@gcc.gnu.org>
16825 PR fortran/35154, fortran/23057
16826 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16827 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16828 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16829 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16831 (dbxout_syms): Check for COMMON-based symbol and wrap in
16832 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16833 in bracket for efficiency.
16835 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16836 using DW_TAG_common_block + member offset.
16837 (add_pubname_string): New function.
16838 (dw_expand_expr): New function to find block name and offset for
16840 (common_check): New function to check whether symbol in Fortran COMMON.
16841 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16843 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16846 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16848 2008-04-02 Ben Elliston <bje@au.ibm.com>
16850 * config/v850/v850.md (casesi): Remove if (0) code.
16851 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16852 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16854 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16856 * config/i386/i386.md (rex64suffix): New mode attribute.
16857 (floathi<mode>2): Disable expander for SSE math.
16858 (*floathi<mode>2_1): New insn insn_and_split pattern.
16859 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16860 corresponding post-reload splitters.
16861 (*floathi<mode>2_i387): New macroized insn pattern.
16862 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16863 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16864 insn_and_split pattern.
16865 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16866 New macroized instruction patterns and corresponding post-reload
16868 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16869 and corresponding post-reload splitters.
16870 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16871 New macroized instruction patterns.
16872 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16873 macroized instruction patterns and corresponding post-reload splitters.
16874 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16875 corresponding post-reload splitters.
16876 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16877 New macroized instruction patterns.
16878 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16879 corresponding post-reload splitters.
16880 (*floatsi<mode>2_i387): New macroized instruction patterns.
16882 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16884 * config/i386/i386.md (smaxmin): New.
16885 (umaxmin): Likewise.
16886 (maxminiprefix): Likewise.
16887 (maxminfprefix): Likewise.
16888 (<code><mode>3): Likewise.
16889 (smin<mode>3): Removed.
16890 (smax<mode>3): Likewise.
16892 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16893 (mmx_<code>v4hi3): Likewise.
16894 (mmx_<code>v8qi3): Likewise.
16895 (mmx_smaxv2sf3): Removed.
16896 (mmx_sminv2sf3): Likewise.
16897 (mmx_umaxv8qi3): Likewise.
16898 (mmx_smaxv4hi3): Likewise.
16899 (mmx_uminv8qi3): Likewise.
16900 (mmx_sminv4hi3): Likewise.
16902 * config/i386/sse.md (<addsub><mode>3): New.
16903 (*<addsub><mode>3): Likewise.
16904 (<sse>_vm<addsub><mode>3): Likewise.
16905 (<maxmin><mode>3): Likewise.
16906 (*<maxmin><mode>3_finite): Likewise.
16907 (*<maxmin><mode>3): Likewise.
16908 (<sse>_vm<maxmin><mode>3): Likewise.
16909 (sse3_h<addsub>v4sf3): Likewise.
16910 (sse3_h<addsub>v2df3): Likewise.
16911 (<maxmin>v16qi3): Likewise.
16912 (*<maxmin>v16qi3): Likewise.
16913 (<maxmin>v8hi3): Likewise.
16914 (*<maxmin>v8hi3): Likewise.
16915 (*sse4_1_<maxmin><mode>3): Likewise.
16916 (*sse4_1_<maxmin><mode>3): Likewise.
16917 (add<mode>3): Removed.
16918 (*add<mode>3): Likewise.
16919 (<sse>_vmadd<mode>3): Likewise.
16920 (sub<mode>3): Likewise.
16921 (*sub<mode>3): Likewise.
16922 (<sse>_vmsub<mode>3): Likewise.
16923 (smin<mode>3): Likewise.
16924 (*smin<mode>3_finite): Likewise.
16925 (*smin<mode>3): Likewise.
16926 (<sse>_vmsmin<mode>3): Likewise.
16927 (smax<mode>3): Likewise.
16928 (*smax<mode>3_finite): Likewise.
16929 (*smax<mode>3): Likewise.
16930 (<sse>_vmsmax<mode>3): Likewise.
16931 (sse3_haddv4sf3): Likewise.
16932 (sse3_haddv2df3): Likewise.
16933 (sse3_hsubv4sf3): Likewise.
16934 (sse3_hsubv2df3): Likewise.
16935 (umaxv16qi3): Likewise.
16936 (*umaxv16qi3): Likewise.
16937 (smaxv8hi3): Likewise.
16938 (*smaxv8hi3): Likewise.
16939 (*sse4_1_smax<mode>3): Likewise.
16940 (*sse4_1_umax<mode>3): Likewise.
16941 (uminv16qi3): Likewise.
16942 (*uminv16qi3): Likewise.
16943 (sminv8hi3): Likewise.
16944 (*sminv8hi3): Likewise.
16945 (*sse4_1_smin<mode>3): Likewise.
16946 (*sse4_1_umin<mode>3): Likewise.
16948 2008-04-01 Rafael Espíndola <espindola@google.com>
16950 * tree-cfg.c (verify_expr): remove in_phi.
16951 (verify_stmt): Don't call walk_tree with verify_expr. Use
16952 is_gimple_min_invariant instead of is_gimple_val.
16954 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16956 * doc/include/gpl_v3.texi: Update for manpage generation.
16957 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16959 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16960 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16961 gpl_v3.texi instead of gpl.texi.
16964 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16967 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16969 2008-04-01 Rafael Espíndola <espindola@google.com>
16971 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16972 (extract_code_and_val_from_cond): Use
16973 extract_code_and_val_from_cond_with_ops.
16975 2008-04-01 Jan Hubicka <jh@suse.cz>
16977 * function.c (free_after_compilation): Free epilogue_delay_list.
16978 (prepare_function_start): Assert that previous compilation was freed.
16980 2008-04-01 Jan Hubicka <jh@suse.cz>
16981 Jim Wilson <wilson@tuliptree.org>
16982 Andreas Tobler <andreast@gcc.gnu.org>
16984 PR middle-end/35781
16985 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16986 rtl.emit instead cfun->emit.
16987 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16988 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16990 2008-04-01 Ben Elliston <bje@au.ibm.com>
16992 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16994 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16996 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16998 (fprofile-use): Add var flag_profile_use
16999 * coverage.c (coverage_begin_output): Do not open a gcno file for
17000 output only if -ftest-coverage is set.
17001 Do not add getpwd() to gcda file path.
17002 (build_gcov_info): Check the new flag
17003 flag_profile_datafile_relative_path.
17004 (coverage_init): Use profile_data_prefix.
17005 Read profile counter only if flag_profile_use is set.
17006 * opts.c (common_handle_option): New option fprofile-use=,
17007 fprofile-dir=, fprofile-generate=.
17008 * toplev.c (profile_data_prefix): New variable definition.
17009 * toplev.h (profile_data_prefix): New declaration.
17010 * doc/invoke.tex (Option Summary, Optimization Options):
17013 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17015 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17016 use tmp consistently.
17019 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17020 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17021 UNSPEC_FR_RECIP_APPROX_RES.
17022 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17024 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17027 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17029 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17031 PR middle-end/30186
17032 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17033 element of the vector via a pointer.
17035 2008-03-31 Ian Lance Taylor <iant@google.com>
17037 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17039 2008-03-31 Jan Hubicka <jh@suse.cz>
17041 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17042 get_arg_pointer_save_area.
17043 * expr.c (init_expr): Just clear out rtl.expr.
17044 * function.c (free_after_compilation): Clear out whole RTL structure.
17045 (get_func_frame_size): Merge into ...
17046 (get_frame_size): ... this one.
17047 (assign_stack_local_1): Merge into ...
17048 (assign_stack_local): ... this one.
17049 (expand_function_end): Update call of get_arg_pointer_save_area.
17050 (get_art_pointer_save_area): Remove cfun argument.
17051 * function.h (emit_status): regno_pointer_align does not need length
17052 attribute. Move x_regno_reg_rtx to ...
17053 (regno_reg_rtx): ... new global array.
17054 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17055 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17056 apply_args_value, forced_labels, stack_pointer_delta):
17058 (struct varasm_status): Move here from varasm.c
17059 (struct rtl_data): New. Move here some fields from struct function.
17060 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17061 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17062 used_temp_slots avail_temp_slots, temp_slot_level,
17063 nonlocal_goto_handler_labels): Update accesstors.
17064 (rtl): New global variable.
17065 (struct function): Move some fileds to rtl_data.
17066 (get_arg_pointer_save_area): Update prototype.
17067 * emit-rtl.c (rtl): Declare.
17068 (regno_reg_rtx): Declare.
17069 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17071 (gen_reg_rtx): Update.
17072 (init_virtual_regs): Do not tate emit_status argument.
17073 (init_emit): Do not allocate emit.
17074 * varasm.c (varasm_statuc): Move to function.h.
17075 (n_deferred_constatns): Update accestor.
17076 (init_varasm_status): Do not allocate varasm_status.
17077 (force_const_mem, get_pool_size, output_constant_pool): Update.
17078 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17079 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17081 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17083 PR rtl-optimization/35729
17084 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17087 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17090 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17091 load/store if memory is unaligned.
17092 (*movti_rex64): Likewise.
17094 * config/i386/predicates.md (misaligned_operand): New.
17096 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17099 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17102 2008-03-31 Jan Beulich <jbeulich@novell.com>
17104 * config/ia64/constraints.md: Add 'j' constraint.
17105 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17106 (movdi_internal): Likewise.
17108 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17111 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17113 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17116 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17117 proper error message for the third argument on blendpd and
17120 * config/i386/sse.md (blendbits): New.
17121 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17123 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17125 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17127 2008-03-30 Richard Guenther <rguenther@suse.de>
17129 PR middle-end/31023
17130 * fold-const.c (fold_sign_changed_comparison): Do leave
17131 conversions to base-types alone.
17133 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17135 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17136 the link register if one altivec register is be saved.
17138 2008-03-30 Ben Elliston <bje@au.ibm.com>
17140 * final.c (final_scan_insn): Remove if (0) code.
17142 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17144 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17146 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17148 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17149 of V4SFmode to ix86_binary_operator_ok.
17151 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17153 * config/i386/i386.c (override_options): Initialize
17154 ix86_veclib_handler to ix86_veclibabi_svml when
17155 -mveclibabi=svml is used.
17156 (ix86_veclibabi_svml): New function for SVML ABI style
17157 vectorization support.
17158 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17160 2008-03-28 Rafael Espíndola <espindola@google.com>
17162 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17163 (tree_binary_nonnegative_warnv_p): Make it public.
17164 (tree_single_nonnegative_warnv_p): Make it public.
17165 (tree_invalid_nonnegative_warnv_p): Make it public.
17166 (tree_unary_nonzero_warnv_p): Make it public.
17167 (tree_binary_nonzero_warnv_p): Make it public
17168 (tree_single_nonzero_warnv_p): Make it public.
17169 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17170 (extract_range_from_binary_expr): Split the expr argument.
17171 (extract_range_from_unary_expr): Split the expr argument.
17172 (extract_range_from_comparison): Split the expr argument.
17173 (extract_range_from_expr): Use the new aux functions.
17174 (vrp_evaluate_conditional_warnv): Use
17175 vrp_evaluate_conditional_warnv_with_ops.
17176 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17177 (tree_binary_nonzero_warnv_p): Declare.
17178 (tree_single_nonzero_warnv_p): Declare.
17179 (tree_expr_nonzero_warnv_p): Declare.
17180 (tree_unary_nonnegative_warnv_p): Declare.
17181 (tree_binary_nonnegative_warnv_p): Declare.
17182 (tree_single_nonnegative_warnv_p): Declare.
17183 (tree_invalid_nonnegative_warnv_p): Declare.
17185 2008-03-28 Richard Guenther <rguenther@suse.de>
17187 PR tree-optimization/30317
17188 PR tree-optimization/30911
17189 PR tree-optimization/34793
17190 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17191 (struct assert_locus_d): New member EXPR.
17192 (register_new_assert_for): Add EXPR parameter to support
17193 ASSERT_EXPR <name, expr OP limit>.
17194 (register_edge_assert_for_1): Adjust callers.
17195 (find_assert_locations): Likewise.
17196 (process_assert_insertions_for): Build condition from expression.
17197 (extract_range_from_assert): Handle ASSERT_EXPRs
17198 of the form ASSERT_EXPR <name, expr OP limit>.
17199 (register_edge_assert_for_2): New helper registering
17200 asserts for comparisons. Recognize range tests of the form
17201 (unsigned)i - CST1 OP CST2.
17202 (register_edge_assert_for_1): Use it.
17203 (register_edge_assert_for): Likewise.
17204 (needs_overflow_infinity): Integer sub-types
17205 do not need overflow infinities.
17206 (vrp_val_is_max): The extreme values of integer sub-types
17207 are those of the base type.
17208 (vrp_val_is_min): Likewise.
17209 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17212 2008-03-28 Nick Clifton <nickc@redhat.com>
17215 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17216 Return GENERAL_REGS for stack adjustment reloads.
17218 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17221 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17222 const_vector when all the vectors are constant.
17224 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17226 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17228 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17229 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17231 (s<code>_sf): Use new scc_sf attribute for opcode names.
17233 2008-03-27 Tom Tromey <tromey@redhat.com>
17235 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17236 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17237 config/spu/t-spu-elf, config/i386/t-interix,
17238 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17239 config/i386/x-darwin, config/i386/x-mingw32,
17240 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17241 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17242 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17243 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17244 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17245 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17246 config/score/t-score-elf, config/arm/t-strongarm-pe,
17247 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17248 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17249 Revert automatic dependency patch.
17251 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17254 * config/i386/i386.c (ix86_function_arg_boundary): Align
17255 decimal floating point to its natural boundary.
17257 2008-03-27 Richard Guenther <rguenther@suse.de>
17259 PR middle-end/35716
17260 * fold-const.c (fold_comparison): Restrict distinct decl
17261 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17262 solely rely on operand_equal_p.
17264 2008-03-27 Richard Guenther <rguenther@suse.de>
17267 * c-common.c (handle_weak_attribute): Reject combination of
17270 2008-03-27 Richard Guenther <rguenther@suse.de>
17272 PR tree-optimization/32810
17273 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17274 conversions from DECL_INITIAL.
17275 (fold_const_aggregate_ref): Likewise from constructor elements.
17277 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17279 * tree-affine.h (aff_combination_expand): Declare.
17280 (get_inner_reference_aff): Likewise.
17281 * tree-affine.c (aff_combination_expand): Split out from
17282 tree_to_aff_combination_expand.
17283 (get_inner_reference_aff): New function.
17284 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17285 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17286 (struct lim_aux_data): sm_done field removed.
17287 (mem_ref_loc_p, mem_ref_locs_p): New types.
17288 (struct mem_ref): Added id, stored, accesses_in_loop,
17289 indep_loop, dep_loop, indep_ref, dep_ref fields.
17290 Removed is_stored, locs and next fields.
17291 (memory_accesses): New variable.
17292 (movement_possibility): Do not allow moving statements
17293 that store to memory.
17294 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17296 (determine_max_movement): For statements with memory references,
17297 find the outermost loop in that the reference is independent.
17298 (move_computations_stmt): Mark the virtual operands for renaming.
17299 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17300 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17301 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17302 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17303 create_vop_ref_mapping, analyze_memory_references,
17304 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17305 get_all_locs_in_loop, ref_always_accessed_p,
17306 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17307 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17308 store_motion_loop, store_motion): New functions.
17309 (struct vop_to_refs_elt): New type.
17310 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17311 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17312 (schedule_sm): Replaced by...
17313 (execute_sm): ... this.
17314 (determine_lsm_ref, hoist_memory_references,
17315 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17316 find_more_ref_vops, free_mem_ref, free_mem_refs,
17317 determine_lsm_loop, determine_lsm): Removed.
17318 (tree_ssa_lim_finalize): Free data structures used by store motion.
17319 (tree_ssa_lim): Call analyze_memory_references. Use
17320 store_motion instead of determine_lsm.
17322 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17324 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17325 rename tmake_file to m68hc11/t-m68hc11.
17326 (mcore): Set inhibit_libc to true.
17327 * config.host (alpha*-dec-*vms*): Set extra_programs.
17328 (interix3*): Don't use host_xmake_file.
17329 * configure.ac: Let config.gcc override inhibit_libc.
17330 * configure: Regenerate.
17332 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17333 * config/t-openbsd-thread: Remove commented out lines.
17335 * config/x-interix: Remove.
17337 * config/m68hc11/t-m68hc11-gas: Rename to...
17338 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17340 * config/mcore/t-mcore: Remove T_CFLAGS.
17341 * config/mcore/t-mcore-pe: Likewise.
17343 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17345 * configure.ac: Replace custom __GNU_SOURCE test with
17346 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17347 * aclocal.m4: Regenerate.
17348 * configure: Regenerate.
17349 * config.in: Regenerate.
17351 2008-03-27 Richard Guenther <rguenther@suse.de>
17353 * fold-const.c (target.h): Include.
17354 (fold_comparison): Fold comparison of addresses of decls
17355 that bind locally or of constants. Consolidate address folding code.
17356 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17357 results from fold_binary_to_constant.
17358 (compare_values_warnv): Likewise.
17360 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17362 PR middle-end/35429
17363 * fold-const.c (fold_truthop): Check for integeral types when folding
17364 a == 0 && b == 0 and a != 0 || b != 0 .
17366 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17368 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17370 2008-03-26 Andreas Schwab <schwab@suse.de>
17372 * doc/invoke.texi: Fix use of @item vs. @itemx.
17374 2008-03-26 Tom Tromey <tromey@redhat.com>
17376 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17377 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17378 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17379 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17380 build/genconstants.o, build/genemit.o, build/genextract.o,
17381 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17382 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17385 2008-03-26 Richard Guenther <rguenther@suse.de>
17388 2008-03-26 Richard Guenther <rguenther@suse.de>
17390 * fold-const.c (target.h): Include.
17391 (fold_comparison): Fold comparison of addresses of two decls
17392 that bind locally. Consolidate address folding code.
17394 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17396 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17397 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17398 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17399 dconstsqrt2, dconstthird, dconste and/or dconst10.
17400 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17401 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17402 dconstsqrt2, dconste): Delete.
17403 (init_emit_once): Likewise. Simplify initializing dconstm1.
17405 * real.c (get_real_const): New.
17406 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17407 dconstsqrt2, dconste): Delete.
17408 (real_value_const, get_real_const): New.
17410 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17412 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17414 * config/i386/i386.c (ix86_function_arg_boundary): Check
17415 BIGGEST_ALIGNMENT instead of 128.
17416 (setup_incoming_varargs_64): Likewise.
17418 2008-03-26 Tom Tromey <tromey@redhat.com>
17420 * Makefile.in (DEPFILES): Add missing '/'.
17422 2008-03-26 Richard Guenther <rguenther@suse.de>
17424 * fold-const.c (target.h): Include.
17425 (fold_comparison): Fold comparison of addresses of two decls
17426 that bind locally. Consolidate address folding code.
17428 2008-03-26 Nick Clifton <nickc@redhat.com>
17431 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17432 not allow INT+INT as a legitimate addressing mode.
17434 2008-03-26 Richard Guenther <rguenther@suse.de>
17436 * tree-flow.h (widen_bitfield): Remove declaration.
17437 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17438 (widen_bitfield): Remove function.
17439 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17442 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17445 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17448 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17450 PR rtl-optimization/35232
17451 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17452 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17453 reg_reloaded_call_part_clobbered here.
17454 (reload_regs_reach_end_p): New function.
17455 (reload_reg_rtx_for_input): New variable.
17456 (reload_reg_rtx_for_output): Likewise.
17457 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17458 when reassigning a pseudo register. Load reloadreg from
17459 reload_reg_rtx_for_input, moving the mode and register
17461 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17462 instead of the original when deciding whether an input reload
17463 would be a no-op or whether an output reload can be deleted.
17464 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17465 when setting up new_spill_reg_store. Load it from
17466 reload_reg_rtx_for_output, moving the mode and register
17468 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17469 instead of the original when deciding whether an output reload
17470 would be a no-op. Do the same when modifying insn notes.
17471 Use rtx_equal_p instead of == to compare the registers.
17472 (inherit_piecemeal_p): Take a mode and two register numbers
17474 (emit_reload_insns): Clear new_spill_reg_store for every hard
17475 register in the reload register. Remove spill registers
17476 from reg_reloaded_valid before considering whether to record
17477 inheritance information for them. Use reload_reg_rtx_for_output
17478 instead of reg_rtx when recording output reloads. Use
17479 reload_reg_rtx_for_input instead of reg_rtx when recording
17480 input reloads. Set or clear reg_reloaded_call_part_clobbered
17481 at the same time as setting reg_reloaded_valid.
17482 (delete_output_reload): Add a new_reload_reg parameter and use it
17483 instead of rld[j].reg_rtx.
17484 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17487 2008-03-25 Tom Tromey <tromey@redhat.com>
17489 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17490 (build/genattr.o): Likewise.
17491 (build/genattrtab.o): Likewise.
17492 (build/gencodes.o): Likewise.
17493 (build/genconfig.o): Likewise.
17494 (build/genconstants.o): Likewise.
17495 (build/genemit.o): Likewise.
17496 (build/genextract.o): Likewise.
17497 (build/genflags.o): Likewise.
17499 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17501 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17502 instead of size_int for integer types.
17503 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17504 to match type of MINUS_EXPR.
17506 2008-03-25 Tom Tromey <tromey@redhat.com>
17508 * configure: Rebuilt.
17509 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17512 2008-03-25 Tom Tromey <tromey@redhat.com>
17514 * config/x-solaris (host-solaris.o): Update.
17515 * config/x-linux (host-linux.o): Update.
17516 * config/x-hpux (host-hpux.o): Update.
17517 * config/x-darwin (host-darwin.o): Update.
17518 * config/v850/t-v850e (v850-c.o): Update.
17519 * config/v850/t-v850 (v850-c.o): Update.
17520 * config/t-vxworks (vxworks.o): Update.
17521 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17522 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17523 * config/spu/t-spu-elf (spu-c.o): Update.
17525 * config/sh/t-symbian (sh-c.o): Update.
17526 (symbian.o): Update.
17527 * config/sh/t-sh (sh-c.o): Update.
17528 * config/score/t-score-elf (score7.o, score3.o): Update.
17529 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17530 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17531 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17532 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17533 (rs6000.o): Remove.
17534 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17535 * config/m32c/t-m32c (m32c-pragma.o): Update.
17536 * config/ia64/t-ia64 (ia64-c.o): Update.
17537 * config/i386/x-mingw32 (host-mingw32.o): Update.
17538 * config/i386/x-i386 (driver-i386.o): Update.
17539 * config/i386/x-darwin (host-i386-darwin.o): Update.
17540 * config/i386/x-cygwin (host-cygwin.o): Update.
17541 * config/i386/t-nwld (nwld.o): Update.
17542 * config/i386/t-netware (netware.o): Update.
17543 * config/i386/t-interix (winnt.o): Update.
17544 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17545 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17546 msformat-c.o): Update.
17547 * config/bfin/t-bfin-linux (generated_files): Add
17548 linux-sysroot-suffix.h.
17549 * config/arm/t-wince-pe (pe.o): Update.
17550 * config/arm/t-strongarm-pe (pe.o): Update.
17551 * config/arm/t-pe (pe.o): Update.
17552 * config/arm/t-arm (arm-c.o): Update.
17553 * doc/install.texi (Prerequisites): Require make 3.80.
17554 * Makefile.in: Remove .o targets.
17555 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17556 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17557 (simple_generated_h, simple_generated_c): Move earlier.
17558 (generated_files): New variable.
17559 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17560 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17561 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17562 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17563 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17564 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17565 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17566 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17567 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17568 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17569 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17570 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17572 (COMPILE.base, COMPILE): New variables.
17573 (%.o): New pattern rule.
17574 (ALL_HOST_OBJS): New variable.
17575 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17576 (dummy-checksum.o, cc1-checksum.o): Remove.
17577 (DRIVER_SHLIB): New variable.
17578 (DRIVER_DEFINES): Use it.
17579 (gencondmd.c): Move out of build/.
17580 (s-conditions): Update.
17581 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17582 (ALL_BUILD_OBJS): Likewise.
17583 (build/%.o): Use BUILDCOMPILE.
17584 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17585 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17586 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17587 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17588 build/genconfig.o, build/genconstants.o, build/genemit.o,
17589 build/genextract.o, build/genflags.o, build/genmddeps.o,
17590 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17591 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17592 build/gen-protos.o, build/scan.o, build/fix-header.o,
17593 build/scan-decls.o): Simplify.
17594 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17595 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17596 prefix.o, toplev.o): Reduce to variable setting.
17597 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17598 ($(out_object_file), gcc-options.o): New targets.
17599 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17600 * configure: Rebuilt.
17601 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17602 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17604 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17606 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17607 complain when we hit an error, return ERROR_MARK_NODE.
17609 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17611 * config/sh/constraints.md (Pso, Psz): New constraints.
17612 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17613 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17615 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17617 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17618 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17620 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17622 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17623 (prefetch_sh2a): New.
17625 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17626 Naveen.H.S <naveen.hs@kpitcummins.com>
17628 * config/sh/constraints.md (I28): New constraint.
17629 * config/sh/sh.c (broken_move): Add support for movi20s.
17630 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17632 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17633 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17634 Naveen.H.S <naveen.hs@kpitcummins.com>
17636 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17637 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17638 (print_operand): Handle resbank in %@ operand code.
17639 (sh_encode_section_info): New.
17640 (push_regs): Add conditions for resbank.
17641 (sh_expand_epilogue): Likewise.
17642 (sh_insert_attributes): Likewise.
17643 (sh_attribute_table): Likewise.
17644 (sh_handle_resbank_handler_attribute): New.
17645 (sh2a_handle_function_vector_handler_attribute): New.
17646 (sh2a_is_function_vector_call): New.
17647 (sh2a_get_function_vector_number): New.
17648 (sh2a_function_vector_p): New.
17649 (sh_cfun_resbank_handler_p): New.
17650 * config/sh/sh.md (calli): Emit jsr/n if possible.
17651 (calli_tbr_rel): New.
17652 (calli_pcrel): Emit jsr/n if possible.
17653 (return_i): Emit rts/n if possible.
17654 (call_valuei_tbr_rel): New.
17655 (call_valuei_pcrel): Add condition for SH2A target.
17656 (call_value): Likewise.
17657 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17658 (sh2a_get_function_vector_number): Likewise.
17659 (sh2a_is_function_vector_call): Likewise.
17660 * doc/extend.texi: Document TBR relative addressing of SH2A.
17661 (resbank): Add description for SH2A.
17663 2008-03-24 Richard Guenther <rguenther@suse.de>
17666 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17667 pointer assignments change conversions according to middle-end rules.
17668 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17669 * configure.ac: Include type checking in yes.
17670 * configure: Regenerate.
17672 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17674 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17675 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17677 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17679 * gthr-vxworks.h (UNUSED): Define.
17681 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17683 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17685 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17687 * doc/extend.texi (Function Attributes): Add missing comma in the
17688 example of the "alloc_size" attribute.
17690 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17693 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17695 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17698 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17701 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17702 of the underlying type of a MS bitfield layout to the natural
17703 alignment of the type.
17705 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17707 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17708 to their natural alignment to avoid store forwarding stalls.
17710 2008-03-22 Richard Guenther <rguenther@suse.de>
17712 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17713 For PHI nodes verify the address is invariant.
17714 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17715 (get_symbol_constant_value): Use is_gimple_min_invariant.
17716 (maybe_fold_stmt_indirect): Likewise.
17718 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17720 PR rtl-optimization/33927
17721 * Makefile.in (dse.o): Depend on $(TM_P_H).
17722 * expr.h (extract_low_bits): Declare.
17723 * expmed.c (extract_low_bits): New function.
17724 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17725 * dse.c: Include tm_p.h.
17726 (find_shift_sequence): Remove the read_reg argument and return the
17727 read value. Emit the instructions instead of returning them.
17728 Iterate on new_mode rather than calculating it each time.
17729 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17730 source to NEW_MODE and extract_low_bits to convert the shifted
17731 value to READ_MODE.
17732 (replace_read): Allow the load and store to have different mode
17733 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17734 or extraction instructions before trying the replacement. Update
17735 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17737 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17739 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17740 to their natural alignment to avoid store forwarding stalls.
17742 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17745 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17746 encouraging but not allowing gprs for input;
17747 change the input constraint to !f#r.
17748 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17750 change the output constraint to !f#r.
17752 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17755 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17756 corresponding post-reload splitters.
17757 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17758 when x87 FP math is selected.
17759 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17760 New function prototype.
17761 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17762 unreachable function to ease macroization of insn patterns.
17764 2008-03-21 Martin Jambor <mjambor@suse.cz>
17766 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17767 reference dumps if ddr is NULL or dependence is unknown.
17769 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17771 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17772 unsigned extension into account.
17773 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17774 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17775 Do computations on a scratch register.
17777 2008-03-21 Richard Guenther <rguenther@suse.de>
17779 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17780 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17781 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17782 * tree-ssa-dom.c (record_equality): Likewise.
17783 * tree-inline.c (copy_body_r): Likewise.
17784 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17787 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17789 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17790 as 'delete_unused' argument.
17792 2008-03-20 Richard Guenther <rguenther@suse.de>
17794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17795 special casing of constant qualifiers.
17796 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17797 care about them in general.
17798 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17799 regardless of their type.
17800 (fold_stmt_r): Forcefully fold *& if we end up with that.
17802 2008-03-20 Paul Brook <paul@codesourcery.com>
17804 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17805 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17807 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17809 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17810 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17812 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17814 * common.opt (Wmudflap): New option.
17815 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17816 (mx_register_decls): Likewise.
17817 (mudflap_finish_file): Likewise.
17818 * doc/invoke.texi: Document -Wno-mudflap.
17820 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17822 * c-format.c (replace_format_name_to_system_name): New.
17823 (cmp_attribs): New.
17824 (convert_format_name_to_system_name): New.
17825 (decode_format_attr): Add use of convert_format_name_to_system_name.
17826 (format_types_orig): Add gnu_ prefix to names.
17827 (check_format_info_main): Special treating of \0 escaped names for
17828 supporting multi-character format specifiers as I32, I64.
17829 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17830 (gnu_target_overrides_format_attributes): New.
17831 * c-format.h: Add structure target_ovr_attr to hold
17832 system specific formatter names.
17833 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17834 msformat-c.o file to c_target_objs and cxx_target_objs.
17835 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17836 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17837 (TARGET_N_FORMAT_TYPES): New.
17838 * config/i386/msformat-c.c: New.
17839 * config/i386/t-cygming: Add build rule for msformat-c.o.
17840 * doc/extend.texi: Add new format names gnu_* and ms_* and
17842 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17844 2008-03-20 Ira Rosen <irar@il.ibm.com>
17846 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17847 optimizations turned on under -O3.
17848 (ftree-vectorize): Add that the flag is turned on with -O3.
17850 2008-03-20 Ben Elliston <bje@au.ibm.com>
17852 * regmove.c (try_auto_increment): Fix spelling error in comment.
17853 * final.c (final_scan_insn): Likewise.
17855 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17858 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17859 allocator preferences for "y" and "r" class registers.
17860 ("*mov<mode>_internal"): Ditto.
17861 ("*movv2sf_internal_rex64"): Ditto.
17862 ("*movv2sf_internal"): Ditto.
17864 2008-03-19 Michael Matz <matz@suse.de>
17866 PR middle-end/35616
17867 * calls.c (expand_call): Check overlap of arguments with call
17868 address for sibcalls.
17870 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17873 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17874 of the underlying type of a MS bitfield layout to the natural
17875 alignment of the type.
17877 2008-03-19 Jan Hubicka <jh@suse.cz>
17880 * toplev.c (decode_d_option): Handle all CPP flags.
17881 * tree-vrp.c: Update tree_pass descriptors.
17882 * regrename.c: Update tree_pass descriptors.
17883 * fwprop.c: Update tree_pass descriptors.
17884 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17885 * tree-into-ssa.c: Update tree_pass descriptors.
17886 * tree-dump.c: Update tree_pass descriptors.
17887 * tree-complex.c: Update tree_pass descriptors.
17888 * tree-dump.h: Update tree_pass descriptors.
17889 * see.c: Update tree_pass descriptors.
17890 * cgraphbuild.c: Update tree_pass descriptors.
17891 * tracer.c: Update tree_pass descriptors.
17892 * tree-loop-distribution.c: Update tree_pass descriptors.
17893 * cgraph.c: Update tree_pass descriptors.
17894 * postreload-gcse.c: Update tree_pass descriptors.
17895 * postreload.c: Update tree_pass descriptors.
17896 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17897 * tree-tailcall.c: Update tree_pass descriptors.
17898 * tree-pass.h (tree_opt_pass): Rename to ...
17899 (opt_pass) ... this one; add "type" field and remove letter field.
17900 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17901 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17902 all_lowering_passes): Update declaration.
17903 * ipa-cp.c: Update tree_pass descriptors.
17904 * final.c: Update tree_pass descriptors.
17905 * omp-low.c: Update tree_pass descriptors.
17906 * tree-ssa-dse.c: Update tree_pass descriptors.
17907 * ipa-reference.c: Update tree_pass descriptors.
17908 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17909 * auto-inc-dec.c: Update tree_pass descriptors.
17910 * reorg.c: Update tree_pass descriptors.
17911 * cgraphunit.c: Update tree_pass descriptors.
17912 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17913 * tree-ssa-ccp.c: Update tree_pass descriptors.
17914 * df-core.c: Update tree_pass descriptors.
17915 * mode-switching.c: Update tree_pass descriptors.
17916 * tree-nomudflap.c: Update tree_pass descriptors.
17917 * modulo-sched.c: Update tree_pass descriptors.
17918 * ipa-pure-const.c: Update tree_pass descriptors.
17919 * cse.c: Update tree_pass descriptors.
17920 * web.c: Update tree_pass descriptors.
17921 * tree-stdarg.c: Update tree_pass descriptors.
17922 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17923 * tree-ssa-dom.c: Update tree_pass descriptors.
17924 * tree-nrv.c: Update tree_pass descriptors.
17925 * tree-ssa-alias.c: Update tree_pass descriptors.
17926 * loop-init.c: Update tree_pass descriptors.
17927 * gimple-low.c: Update tree_pass descriptors.
17928 * ipa-inline.c: Update tree_pass descriptors.
17929 * tree-ssa-sink.c: Update tree_pass descriptors.
17930 * global.c: Update tree_pass descriptors.
17931 * ifcvt.c: Update tree_pass descriptors.
17932 * jump.c: Update tree_pass descriptors.
17933 * predict.c: Update tree_pass descriptors.
17934 * tree-ssa-loop.c: Update tree_pass descriptors.
17935 * recog.c: Update tree_pass descriptors.
17936 * dse.c: Update tree_pass descriptors.
17937 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17938 * tree-eh.c: Update tree_pass descriptors.
17939 * regmove.c: Update tree_pass descriptors.
17941 * function.c: Update tree_pass descriptors.
17942 * tree-vectorizer.c: Update tree_pass descriptors.
17943 * gcse.c: Update tree_pass descriptors.
17944 * ipa-type-escape.c: Update tree_pass descriptors.
17945 * tree-if-conv.c: Update tree_pass descriptors.
17946 * init-regs.c: Update tree_pass descriptors.
17947 * ipa.c: Update tree_pass descriptors.
17948 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17949 * rtl-factoring.c: Update tree_pass descriptors.
17950 * lower-subreg.c: Update tree_pass descriptors.
17951 * bt-load.c: Update tree_pass descriptors.
17952 * tree-dfa.c: Update tree_pass descriptors.
17953 * except.c: Update tree_pass descriptors.
17954 * emit-rtl.c: Update tree_pass descriptors.
17955 * cfgexpand.c: Update tree_pass descriptors.
17956 * tree-cfgcleanup.c: Update tree_pass descriptors.
17957 * cfgcleanup.c: Update tree_pass descriptors.
17958 * tree-ssa-pre.c: Update tree_pass descriptors.
17959 * tree-sra.c: Update tree_pass descriptors.
17960 * tree-mudflap.c: Update tree_pass descriptors.
17961 * tree-ssa-copy.c: Update tree_pass descriptors.
17962 * cfglayout.c: Update tree_pass descriptors.
17963 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17964 * tree-ssa-dce.c: Update tree_pass descriptors.
17965 * tree-ssa.c: Update tree_pass descriptors.
17966 * regclass.c: Update tree_pass descriptors.
17967 * integrate.c: Update tree_pass descriptors.
17968 * tree-optimize.c: Update tree_pass descriptors.
17969 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17970 * tree-object-size.c: Update tree_pass descriptors.
17971 * combine.c: Update tree_pass descriptors.
17972 * tree-outof-ssa.c: Update tree_pass descriptors.
17973 * bb-reorder.c: Update tree_pass descriptors.
17974 * stack-ptr-mod.c: Update tree_pass descriptors.
17975 * var-tracking.c: Update tree_pass descriptors.
17976 * tree-profile.c: Update tree_pass descriptors.
17977 * tree-vect-generic.c: Update tree_pass descriptors.
17978 * reg-stack.c: Update tree_pass descriptors.
17979 * sched-rgn.c: Update tree_pass descriptors.
17980 * tree-ssa-structalias.c: Update tree_pass descriptors.
17981 * tree-cfg.c: Update tree_pass descriptors.
17982 * passes.c (current_pass): Update declaration.
17983 (finish_optimization_passes): Update.
17984 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17985 (register_one_dump_file, register_dump_files_1, next_pass_1):
17987 (init_optimization_passes): Update handling of new types.
17988 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17989 * ipa-struct-reorg.c: Update tree_pass descriptors.
17990 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17991 * combine-stack-adj.c: Update tree_pass descriptors.
17992 * cfgrtl.c: Update tree_pass descriptors.
17993 * dce.c: Update tree_pass descriptors.
17994 * tree-ssanames.c: Update tree_pass descriptors.
17996 2008-03-19 Richard Guenther <rguenther@suse.de>
17998 PR middle-end/35609
17999 * tree-ssa.c (walk_data): New structure.
18000 (warn_uninitialized_var): If not always_executed warn with "maybe"
18002 (execute_early_warn_uninitialized): Compute post-dominators.
18003 Initialize always_executed before processing each basic block.
18005 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18008 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18009 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18011 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18013 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18015 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18017 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18019 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18020 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18021 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18022 target after ignore has been set, and move there also the commputation
18023 of subtarget and original_target.
18024 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18025 (LANG_HOOKS_INITIALIZER): Remove it.
18026 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18028 2008-03-18 Richard Guenther <rguenther@suse.de>
18030 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18031 found an expression with constants, note that in the VN for the lhs.
18032 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18033 fold them to constants if possible. Run cleanup_cfg if done so.
18034 (execute_pre): Return todo.
18035 (do_pre): Likewise.
18036 (execute_fre): Likewise.
18037 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18039 (get_prop_source_stmt): Look through pointer conversions.
18041 2008-03-18 Jan Hubicka <jh@suse.cz>
18043 * tree-pretty-print.c: Include predict.h.
18044 (dump_generic_node): Dump predictor.
18045 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18046 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18047 * gimple-low.c (lower_stmt): Likewise.
18048 * expr.c (expand_expr_real): Likewise.
18049 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18051 (build_predict_expr, build_predict_expr): New.
18052 * predict.h (predictor_name, build_predict_expr): Update.
18053 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18054 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18055 * predict.def (PRED_CONTINUE): Update hitrate.
18056 * tree.def (PREDICT_EXPR): Define.
18057 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18058 do not handle BIND_EXPR.
18059 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18060 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18061 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18064 2008-03-18 Michael Matz <matz@suse.de>
18066 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18068 2008-03-18 Richard Guenther <rguenther@suse.de>
18070 * tree-gimple.h (is_gimple_invariant_address): Declare.
18071 (is_gimple_constant): Likewise.
18072 * tree-gimple.c (is_gimple_constant): New function.
18073 (is_gimple_invariant_address): Likewise.
18074 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18075 and is_gimple_invariant_address.
18076 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18078 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18079 an addressable base.
18081 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18083 PR middle-end/35611
18084 * gimplify.c (gimplify_expr): Gimplify second operand of
18087 2008-03-17 Richard Guenther <rguenther@suse.de>
18089 PR tree-optimization/19637
18090 * fold-const.c (fold_unary): Remove restrictions of removing
18091 intermediate pointer-conversions (P2)(P1)P0.
18092 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18093 conversion to void pointer.
18094 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18096 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18099 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18100 emulated thread local variables.
18102 2008-03-16 Richard Guenther <rguenther@suse.de>
18104 PR middle-end/35607
18105 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18106 expand TREE_INVARIANT operations that are not gimple invariant.
18108 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18110 * doc/extend.texi (Alignment): Say that the ABI controls
18111 the __alignof__ for non-strict-alignment targets rather
18112 than being a recommendation.
18114 2008-03-15 Paul Brook <paul@codesourcery.com>
18116 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18118 (arm_output_fn_unwind): Mark functions that can not be unwound.
18120 2008-03-15 Paul Brook <paul@codesourcery.com>
18122 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18123 extension instructions.
18125 2008-03-15 Richard Guenther <rguenther@suse.de>
18127 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18128 and fold constant aggregate refs.
18129 (fold_const_aggregate_ref): Handle string constants
18130 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18131 (evaluate_stmt): Simplify now that ccp_fold folds constant
18134 2008-03-15 Paul Brook <paul@codesourcery.com>
18136 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18137 (extzv): Use gen_extzv_t2.
18138 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18140 2008-03-15 Richard Guenther <rguenther@suse.de>
18142 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18143 (fold_const_aggregate_ref): Likewise.
18144 (get_value): Return NULL if we don't have any values.
18145 (ccp_finalize): Set const_val to NULL after freeing it.
18146 * tree-flow.h (get_symbol_constant_value): Declare.
18147 (fold_const_aggregate_ref): Likewise.
18148 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18150 2008-03-15 Richard Guenther <rguenther@suse.de>
18152 PR middle-end/35593
18153 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18154 to not produce negative array indices if not allowed. Add
18155 parameter to indicate that.
18156 (maybe_fold_offset_to_component_ref): Allow negative array
18157 indices only for the first member of a structure.
18158 (maybe_fold_offset_to_reference): Allow negative array indices.
18159 (maybe_fold_stmt_addition): Likewise.
18161 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18162 Anatoly Sokolov <aesok@post.ru>
18164 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18165 (avr_arch): Add ARCH_AVR6.
18166 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18167 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18168 instead of fixed value 2.
18169 (print_operand_address): Use gs() asm specifier instead of pm().
18170 (avr_assemble_integer): (Ditto.).
18171 (avr_output_addr_vec_elt): (Ditto.).
18172 (print_operand): Handle "!" code.
18173 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18174 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18175 (AVR_HAVE_EIJMP_EICALL): Define.
18176 (AVR_3_BYTE_PC): Redefine.
18177 (AVR_2_BYTE_PC): (Ditto.).
18178 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18179 (LINK_SPEC): Add atmega2560 and atmega2561.
18180 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18182 * config/avr/avr.md (call_insn): Use eicall instead of icall
18183 for 3 byte PC devices.
18184 (call_value_insn): (Ditto.).
18185 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18186 (indirect_jump): Use only for for 2 byte PC devices.
18187 (*tablejump): (Ditto.).
18188 (*indirect_jump_avr6): Add insn.
18189 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18190 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18191 instead of ijmp for 3 byte PC devices.
18192 (__tablejump2__): (Ditto.).
18193 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18194 (MULITLIB_DIRNAMES): (Ditto.).
18195 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18197 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18199 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18200 "sse2_umulsidi3". Use V1DI mode for operand 0.
18201 ("mmx_psadbw"): Use V1DI mode for operand 0.
18202 * config/i386/i386-modes.def (V1SI): New vector mode.
18203 * config/i386/i386.c (struct builtin_description)
18204 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18205 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18206 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18207 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18208 v1di_ftype_v8qi_v8qi type.
18209 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18211 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18212 __builtin_ia32_pmuludq]: Fix the mode of return value.
18214 2008-03-15 Richard Guenther <rguenther@suse.de>
18216 PR middle-end/35595
18217 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18220 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18222 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18223 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18224 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18225 unless TARGET_SERIALIZE_VOLATILE is enabled.
18226 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18227 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18228 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18230 2008-03-14 Richard Guenther <rguenther@suse.de>
18232 PR tree-optimization/34172
18233 * tree-flow.h (refs_may_alias_p): Declare.
18234 (get_single_def_stmt): Likewise.
18235 (get_single_def_stmt_from_phi): Likewise.
18236 (get_single_def_stmt_with_phi): Likewise.
18237 * tree-dfa.c (refs_may_alias_p): New function.
18238 (get_single_def_stmt): Likewise.
18239 (get_single_def_stmt_from_phi): Likewise.
18240 (get_single_def_stmt_with_phi): Likewise.
18241 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18242 (vn_reference_lookup_1): New helper function.
18243 (vn_reference_lookup): Walk the virtual use-def chain to
18244 continue searching for a match if the def does not alias the
18245 reference we are looking for.
18247 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18249 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18250 archive and Perzl. Update The Written Word listing.
18252 2008-03-14 Richard Guenther <rguenther@suse.de>
18254 PR tree-optimization/34043
18255 PR tree-optimization/33989
18256 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18258 (bitmap_find_leader): Use extra argument to verify dominance
18259 relationship inside a basic-block.
18260 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18261 (find_leader_in_sets): Adjust.
18262 (create_component_ref_by_pieces): Take extra argument for
18263 dominance check, handle lookup failures.
18264 (find_or_generate_expression): Likewise.
18265 (create_expression_by_pieces): Likewise.
18266 (insert_into_preds_of_block): Adjust.
18267 (create_value_expr_from): If asked for, verify all operands
18268 are in the blocks AVAIL_OUT set.
18269 (make_values_for_stmt): Check for SSA_NAMEs that are life
18270 over an abnormal edge.
18271 (compute_avail): Remove such check.
18272 (do_SCCVN_insertion): New function.
18273 (eliminate): If we do not find a leader suitable for replacement
18274 insert a replacement expression from SCCVN if available.
18275 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18276 (struct vn_ssa_aux): Add needs_insertion flag.
18277 * tree-ssa-sccvn.c (may_insert): New global flag.
18278 (copy_reference_ops_from_ref): Value-number union member access
18279 based on its size, not type and member if insertion is allowed.
18280 (visit_reference_op_load): For a weak match from union type
18281 punning lookup a view-converted value and insert a SSA_NAME
18282 for that value if that is not found.
18283 (visit_use): Make dumps shorter. Do not disallow value numbering
18284 SSA_NAMEs that are life over an abnormal edge to constants.
18285 (free_scc_vn): Release inserted SSA_NAMEs.
18286 (run_scc_vn): New flag to specify whether insertion is allowed.
18287 Process SSA_NAMEs in forward order.
18288 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18289 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18290 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18291 pointer type to/from integral types that do not change the
18292 precision to regular conversions.
18294 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18296 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18297 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18298 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18299 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18300 input arguments and the mode of return value. Built-in functions
18301 that operate on whole 64-bit MMX register now use V1DI mode.
18303 2008-03-13 Alon Dayan <alond@il.ibm.com>
18304 Olga Golovanevsky <olga@il.ibm.com>
18306 PR tree-optimization/35041
18307 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18308 to locate the right position in a statement.
18310 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18314 * config/i386/xmmintrin.h: Change all static inline functions to
18315 extern inline and add __gnu_inline__ attribute.
18316 * config/i386/bmintrin.h: Ditto.
18317 * config/i386/smmintrin.h: Ditto.
18318 * config/i386/tmmintrin.h: Ditto.
18319 * config/i386/mmintrin-common.h: Ditto.
18320 * config/i386/ammintrin.h: Ditto.
18321 * config/i386/emmintrin.h: Ditto.
18322 * config/i386/pmmintrin.h: Ditto.
18323 * config/i386/mmintrin.h: Ditto.
18324 * config/i386/mm3dnow.h: Ditto.
18326 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18328 PR middle-end/35185
18329 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18330 (lower_omp_2): New function.
18331 (lower_omp_1, lower_omp): Rewritten.
18333 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18336 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18337 with the phrase "Microsoft Windows compilers".
18338 (Push/Pop Macro Pragmas): New subsection. Document
18339 #pragma push_macro and pragma pop_macro.
18341 2008-03-12 Paul Brook <paul@codesourcery.com>
18343 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18345 2008-03-12 Paul Brook <paul@codesourcery.com>
18347 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18348 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18349 (thumb2_addsi_shortim): Rename ...
18350 (thumb2_addsi_short): ... to this. Allow register operands.
18351 (thumb2_subsi_short): New pattern.
18352 (thumb2_one_cmplsi2_short,
18353 thumb2_negsi2_short): New patterns and peepholes.
18355 2008-03-12 Paul Brook <paul@codesourcery.com>
18357 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18359 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18361 * config/i386/i386.md (int_cond): New code iterator.
18363 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18364 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18365 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18366 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18367 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18368 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18369 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18370 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18372 2008-03-12 Paul Brook <paul@codesourcery.com>
18374 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18375 instead of {arm,thumb}_compute_save_reg_mask.
18376 (output_return_instruction): Ditto.
18377 (thumb_unexpanded_epilogue): Ditto.
18378 (thumb1_expand_prologue): Ditto.
18379 (thumb1_output_function_prologue): Ditto.
18380 (arm_set_return_address): Ditto.
18381 (thumb_set_return_address): Ditto.
18382 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18383 regs to achieve stack alignment.
18384 (thumb1_compute_save_reg_mask): Fix compiler warning.
18385 (arm_output_epilogue): Use offsets->saved_regs_mask.
18386 Adjust stack pointer by poping call clobered registers.
18387 (arm_expand_prologue): Use offsets->saved_regs_mask.
18388 Adjust stack pointer by pushing extra registers.
18389 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18391 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18394 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18395 conversion to the operands of a multiplication.
18397 2008-03-12 Richard Guenther <rguenther@suse.de>
18399 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18400 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18401 * timevar.def (TV_TREE_PHIPROP): Add.
18402 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18403 pass description. Use TV_TREE_PHIPROP.
18404 * tree-ssa-forwprop.c: Remove phiprop code.
18406 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18408 PR middle-end/35549
18409 * omp-low.c (maybe_lookup_decl): Constify first argument.
18410 (use_pointer_for_field): Change last argument from bool to
18411 omp_context *. Disallow shared copy-in/out in nested
18412 parallel if decl is shared in outer parallel too.
18413 (build_outer_var_ref, scan_sharing_clauses,
18414 lower_rec_input_clauses, lower_copyprivate_clauses,
18415 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18417 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18418 Ira Rosen <irar@il.ibm.com>
18420 * tree-vectorizer.c (free_stmt_vec_info): New function.
18421 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18422 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18423 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18424 * tree-vect-transform.c (vectorizable_conversion): Free
18425 vec_oprnds0 if it was allocated.
18426 (vect_permute_store_chain): Remove unused VECs.
18427 (vectorizable_store): Free VECs that are allocated in the..
18429 (vect_transform_strided_load, vectorizable_load): Likewise.
18430 (vect_remove_stores): Simplify the code.
18431 (vect_transform_loop): Move code to vect_remove_stores().
18432 Call vect_remove_stores() and free_stmt_vec_info().
18434 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18436 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18437 TARGET_HPUX. Revise comment.
18438 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18439 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18440 Use sr4 variant of `be' instruction when not generating PIC code.
18441 (attr_length_call): Adjust for above change.
18443 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18445 * ipa-reference.c (static_execute): Remove module_statics_const and
18446 associated setting code.
18448 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18451 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18452 predicate for operand 1.
18453 (paritysi2_cmp): Use register_operand predicate for operand 2.
18454 Use earlyclobber modifier for operand 1. Remove support for
18456 (paritydi2_cmp): Use register_operand predicate for operand 3.
18457 Use earlyclobber modifier for operand 1. Remove support for
18460 2008-03-11 Paul Brook <paul@codesourcery.com>
18461 Vladimir Prus <vladimir@codesourcery.com>
18463 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18464 (arm_compute_save_reg0_reg12_mask): Always
18465 check if register 11 must be saved. Always safe hard frame pointer
18466 when frame_pointer_needeed.
18467 (arm_compute_save_reg_mask): Save IP and PC
18468 only with apcs frames.
18469 (arm_output_epilogue): Adjust Thumb2 codepath to
18470 be also invoked and work for ARM non-apcs frames.
18471 (arm_expand_prologue): Don't bother saving IP
18472 for non-apcs frame, since it's not clobbered by
18473 prologue code. Implement non-apcs frame
18476 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18478 PR rtl-optimization/35281
18479 * expr.c (convert_move): Use a new pseudo for the intermediate
18480 from_mode->word_mode result.
18482 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18484 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18485 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18486 * toplev.c (compile_file): Don't call it.
18488 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18490 PR middle-end/35526
18491 * expr.c (store_expr): Call emit_block_move if the mode
18492 of "temp" RTX is BLKmode.
18494 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18495 Richard Guenther <rguenther@suse.de>
18497 PR tree-optimization/31358
18498 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18499 the step with a NULL_TREE.
18500 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18501 to sizetype if type is a pointer type.
18502 (add_candidate_1): Don't convert the base and step to
18503 the generic type if the orginal type is a pointer type.
18504 (add_iv_value_candidates): Use sizetype for the step
18505 if type is a pointer type.
18506 (cand_value_at): Likewise.
18507 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18509 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18510 Don't convert the tem affine to the type.
18511 (add_elt_to_tree): Use sizetype for the step if a pointer.
18512 Use POINTER_PLUS_EXPR for pointers.
18513 (aff_combination_to_tree): Use sizetype for the step if a
18516 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18518 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18519 Remove commutativity hint.
18521 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18525 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18526 errorneous type. Check that v is a VAR_DECL.
18528 PR middle-end/35099
18529 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18531 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18533 PR tree-optimization/35494
18534 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18535 may be overriden at link and run time.
18537 2008-03-10 Richard Guenther <rguenther@suse.de>
18539 PR tree-optimization/34677
18540 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18541 (poolify_tree): Likewise.
18542 (modify_expr_template): Likewise.
18543 (poolify_modify_stmt): Likewise.
18544 (insert_fake_stores): Handle all component-ref style stores
18545 in addition to INDIRECT_REF. Also handle complex types.
18546 Do not poolify the inserted load.
18547 (realify_fake_stores): Do not rebuild the tree but only
18548 make it a SSA_NAME copy.
18549 (init_pre): Remove initialzation of modify_expr_template.
18550 Do not allocate modify_expr_node_pool.
18551 (fini_pre): Do not free modify_expr_node_pool.
18553 2008-03-10 Paul Brook <paul@codesourcery.com>
18555 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18556 to avoid conflicts.
18558 2008-03-10 Paul Brook <paul@codesourcery.com>
18559 Mark Shinwell <shinwell@codesourcery.com>
18561 * config/arm/cortex-r4.md: New.
18562 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18564 * config/arm/arm.md: Include cortex-r4.md.
18565 (insn): Add smmls, sdiv and udiv values.
18566 (generic_sched): Don't use generic scheduling for Cortex-R4.
18567 (arm_issue_rate): New function.
18568 (TARGET_SCHED_ISSUE_RATE): Define.
18570 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18572 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18574 2008-03-10 Richard Guenther <rguenther@suse.de>
18576 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18577 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18579 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18581 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18582 Set default to true.
18584 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18586 * c.opt (Wsynth): Deprecate.
18587 * doc/invoke.texi (Option Summary, Warning Options): Document
18588 -Wno-format-contains-nul.
18590 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18593 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18594 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18596 2008-03-09 Ira Rosen <irar@il.ibm.com>
18598 * config/rs6000/rs6000.c (builtin_description): Rename vector
18599 left shift operations.
18600 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18601 (altivec_vsl<VI_char>): Rename to ...
18602 (ashl<mode>3): ... new name.
18603 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18605 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18607 2008-03-08 Richard Guenther <rguenther@suse.de>
18609 * coverage.h (tree_coverage_counter_addr): Declare.
18610 * coverage.c (tree_coverage_counter_addr): New function.
18611 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18612 before using again.
18613 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18614 (tree_gen_one_value_profiler): Likewise.
18615 (tree_gen_ic_profiler): Likewise.
18616 (tree_gen_average_profiler): Likewise.
18617 (tree_gen_ior_profiler): Likewise.
18619 2008-03-08 Richard Guenther <rguenther@suse.de>
18621 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18622 (vn_binary_op_insert): Likewise.
18623 (vn_unary_op_lookup): Likewise.
18624 (vn_unary_op_insert): Likewise.
18625 (vn_nary_op_lookup): Declare.
18626 (vn_nary_op_insert): Likewise.
18627 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18628 and binary hashes, use a single obstack for unary_op_pool
18629 and binary_op_pool.
18630 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18631 a single struct vn_nary_op_s. Store tree code length and
18632 a variable number of operands.
18633 (struct vn_reference_op_struct): Remove unused op2.
18634 (vn_reference_op_eq): Do not compare op2.
18635 (vn_reference_op_compute_hash): Do not compute hash of op2.
18636 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18637 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18638 with vn_nary_op_compute_hash.
18639 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18640 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18642 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18644 (visit_unary_op): Call nary functions.
18645 (visit_binary_op): Likewise.
18646 (process_scc): Adjust for struct vn_tables_s changes.
18647 (allocate_vn_table): Likewise.
18648 (free_vn_table): Likewise.
18649 * tree-vn.c (vn_add): Call nary functions.
18650 (vn_lookup): Likewise.
18652 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18655 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18656 wdst back after sync_compare_and_swapqhi_internal.
18658 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18661 * config/i386/i386-modes.def (V1DI): New vector mode.
18662 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18663 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18664 (MMXMODE248): Ditto.
18665 (MMXMODE): Add V1DI mode.
18666 (mmxvecsize): Change DI mode to V1DI mode.
18667 ("mov<mode>): Use MMXMODEI8 mode iterator.
18668 ("*mov<mode>_internal_rex64"): Ditto.
18669 ("*mov<mode>_internal"): Ditto.
18670 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18671 ("mmx_sub<mode>3"): Ditto.
18672 ("mmx_adddi3"): Remove insn pattern.
18673 ("mmx_subdi3"): Ditto.
18674 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18675 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18676 ("mmx_ashl<mode>3"): Ditto.
18677 ("mmx_lshrdi3"): Remove insn pattern.
18678 ("mmx_ashldi3"): Ditto.
18679 * config/i386/i386.c (classify_argument): Handle V1DImode.
18680 (function_arg_advance_32): Ditto.
18681 (function_arg_32): Ditto.
18682 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18683 mmx_addv1di3 insn pattern.
18684 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18685 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18686 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18687 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18688 Remove definitions of built-in functions.
18689 (V1DI_type_node): New node.
18690 (v1di_ftype_v1di_int): Ditto.
18691 (v1di_ftype_v1di_v1di): Ditto.
18692 (v2si_ftype_v2si_si): Ditto.
18693 (v4hi_ftype_v4hi_di): Remove node.
18694 (v2si_ftype_v2si_di): Ditto.
18695 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18696 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18697 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18698 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18699 Add new builtins using def_builtin_const.
18700 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18701 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18702 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18703 * config/i386/mmintrin.h (__v1di): New typedef.
18704 (_mm_add_si64): Cast arguments to __v1di type.
18705 (_mm_sub_si64): Ditto.
18706 (_mm_sll_pi16): Cast __count to __v4hi type.
18707 (_mm_sll_pi32): Cast __count to __v2si type.
18708 (_mm_sll_si64): Cast arguments to __v1di type.
18709 (_mm_srl_pi16): Cast __count to __v4hi type.
18710 (_mm_srl_pi32): Cast __count to __v2si type.
18711 (_mm_srl_si64): Cast arguments to __v1di type.
18712 (_mm_sra_pi16): Cast __count to __v4hi type.
18713 (_mm_sra_pi32): Cast __count to __v2si type.
18714 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18715 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18716 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18717 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18718 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18719 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18720 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18721 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18722 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18723 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18724 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18725 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18727 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18729 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18731 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18734 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18735 reg+const addressing for Altivec modes. Don't generate reg+reg
18736 addressing for TFmode or TDmode quantities.
18738 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18740 * c-common.c (vector_types_convertible_p): Call langhook
18741 instead of comptypes.
18743 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18746 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18747 integral and scalar float variables which have a
18750 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18752 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18753 dwarf_register_span hook when emitting unwind information for
18754 register-to-memory saves.
18755 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18756 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18758 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18760 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18761 for the same VAR_DECL.
18763 2008-03-06 Tom Tromey <tromey@redhat.com>
18765 * treelang: Delete.
18766 * doc/standards.texi (Standards): Don't mention treelang.
18767 * doc/invoke.texi (Overall Options): Don't mention treelang.
18768 * doc/install.texi (Prerequisites): Don't mention bison or
18770 (Configuration): Don't mention treelang.
18771 (Building): Likewise.
18772 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18774 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18776 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18777 word-extractions out of a multi-word object.
18779 2008-03-06 Richard Guenther <rguenther@suse.de>
18781 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18782 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18783 result type and precision.
18784 * expr.c (get_inner_reference): Set unsignedp based on the result
18785 type of BIT_FIELD_REF.
18786 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18787 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18788 (try_instantiate_multiple_fields): Likewise. Use the correct type
18790 (sra_build_assignment): Likewise.
18791 (sra_build_elt_assignment): Likewise.
18792 (sra_explode_bitfield_assignment): Likewise.
18793 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18794 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18795 set BIT_FIELD_REF_UNSIGNED.
18796 (vectorizable_load): Likewise.
18798 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18800 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18803 2008-03-06 Richard Guenther <rguenther@suse.de>
18805 * alias.c (struct alias_set_entry): Move has_zero_child field
18806 to pack with alias_set.
18808 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18810 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18813 2008-03-05 Ian Lance Taylor <iant@google.com>
18815 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18817 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18819 * fwprop.c (update_df): Support width and offset parameters of
18821 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18822 global_conflicts): Change DF_REF_EXTRACT to either
18823 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18824 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18825 * df-scan.c (df_ref_record, df_defs_record,
18826 df_ref_create_structure, df_def_record_1, df_uses_record,
18827 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18828 df_bb_refs_collect, df_entry_block_defs_collect,
18829 df_exit_block_uses_collect): Support new width and offset fields.
18830 (ref_extract_pool): New storage pool.
18831 (df_free_ref): New function.
18832 (df_reg_chain_unlink, df_free_collection_rec,
18833 df_sort_and_compress_refs): Call df_free_ref.
18834 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18836 (df_ref_create_structure): Allocate df_ref_extract if offset and
18837 width fields are used.
18838 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18839 (df_uses_record): Get offset and width from ZERO_EXTRACT
18841 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18842 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18843 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18844 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18845 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18846 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18847 (df_ref_extract): New structure.
18848 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18849 (df_ref_create): Add width and offset parameters.
18851 2008-03-05 Richard Guenther <rguenther@suse.de>
18853 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18854 Use ranges_overlap_p.
18855 (offset_overlaps_with_access): Rename
18856 to ranges_overlap_p and move ...
18857 * tree-flow-inline.h (ranges_overlap_p): ... here.
18859 * tree.h (get_inner_reference, handled_component_p): Update
18862 * tree.h (record_component_aliases, get_alias_set,
18863 alias_sets_conflict_p, alias_sets_must_conflict_p,
18864 objects_must_conflict_p): Move declarations ...
18865 * alias.h (record_component_aliases, get_alias_set,
18866 alias_sets_conflict_p, alias_sets_must_conflict_p,
18867 objects_must_conflict_p): ... here.
18868 Include coretypes.h.
18869 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18871 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18873 * cfg.c: Include tree-flow.h.
18874 (remove_edge_raw): Call redirect_edge_var_map_clear.
18875 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18876 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18877 (redirect_edge_var_map_result): New.
18878 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18879 PENDING_STMT use with redirect_edge_var_map_*.
18880 * tree-ssa.c (edge_var_maps): New definition.
18881 (redirect_edge_var_map_add): New.
18882 (redirect_edge_var_map_clear): New.
18883 (redirect_edge_var_map_dup): New.
18884 (redirect_edge_var_map_vector): New.
18885 (redirect_edge_var_map_destroy): New.
18886 (ssa_redirect_edge): Replace PENDING_STMT use with
18887 redirect_edge_var_map_*.
18888 (flush_pending_stmts): Same.
18889 (delete_tree_ssa): Destroy edge var map.
18890 * tree-flow.h (struct _edge_var_map): New.
18891 Define edge_var_map vector type.
18892 Declare redirect_edge_var_map_* prototypes.
18893 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18894 * tree-cfg.c (reinstall_phi_args): Replace
18895 PENDING_STMT use with redirect_edge_var_map_*.
18897 2008-03-05 Richard Guenther <rguenther@suse.de>
18899 PR tree-optimization/35472
18900 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18901 whose single use_stmt has a overlapping set of loaded and
18902 stored symbols as that use_stmt might be a noop assignment then.
18904 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18906 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18908 2008-03-05 Richard Guenther <rguenther@suse.de>
18911 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18912 should be constants.
18913 * tree-cfg.c (verify_expr): Verify it.
18914 * fold-const.c (fold_truthop): Remove code generating
18915 BIT_FIELD_REFs of structure bases.
18916 (fold_binary): Likewise.
18917 (fold_ternary): Position and size of BIT_FIELD_REFs are
18918 always host integers.
18919 (make_bit_field_ref): Remove.
18920 (optimize_bit_field_compare): Remove.
18921 (all_ones_mask_p): Remove.
18923 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18926 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18927 (split_block_and_df_analyze): New. Split basic block and rebuild
18929 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18931 (split_pattern_seq): Likewise.
18932 (erase_matching_seqs): Likewise.
18933 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18935 2008-03-04 Geoff Keating <geoffk@apple.com>
18937 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18938 declaration and code.
18939 (tree_invalid_nonnegative_warnv_p): Likewise.
18941 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18943 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18944 examples. Truncate option-names then causing overfull hbox.
18946 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18949 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18951 * configure: Rebuilt.
18953 2008-03-04 Rafael Espíndola <espindola@google.com>
18955 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18956 (tree_unary_nonnegative_warnv_p): New.
18957 (tree_binary_nonnegative_warnv_p): New.
18958 (tree_single_nonnegative_warnv_p): New.
18959 (tree_invalid_nonnegative_warnv_p): New.
18960 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18962 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18965 * opts.c (handle_option): Postpone 'unknown option' errors only for
18968 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18971 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18974 2008-03-04 Rafael Espíndola <espindola@google.com>
18976 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18977 (tree_binary_nonzero_warnv_p): New.
18978 (tree_single_nonzero_warnv_p): New.
18979 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18981 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18983 PR middle-end/35456
18984 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18985 transformations for modes that have signed zeros.
18986 * ifcvt.c (noce_try_abs): Ditto.
18988 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18990 * config/i386/i386.c (override_options): Force
18991 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18993 2008-03-04 Jan Hubicka <jh@suse.cz>
18996 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18999 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19001 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19002 label to probe the stack.
19004 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19006 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19007 (__gthr_win32_mutex_destroy): Declare.
19008 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19009 __gthr_win32_mutex_destroy.
19010 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19012 2008-03-03 Jan Hubicka <jh@suse.cz>
19015 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19016 aggressive on inlining cold calls.
19018 2008-03-03 Richard Guenther <rguenther@suse.de>
19020 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19021 struct copies into the expression table.
19022 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19023 (try_to_simplify): Likewise.
19024 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19025 integral and pointer arguments which do not change the
19026 precision to NOP_EXPRs.
19027 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19028 VIEW_CONVERT_EXPR case.
19030 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19032 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19033 defined in a loop at depth 0 is invariant.
19034 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19035 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19036 be called at loop depth 0.
19038 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19041 * gcc.c (process_command): Update copyright notice dates.
19042 * gcov.c (print_version): Likewise.
19043 * gcov-dump.c (print_version): Likewise.
19044 * mips-tfile.c (main): Likewise.
19045 * mips-tdump.c (main): Likewise.
19047 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19050 * c-common.c (flag_permissive): Delete.
19051 (constant_expression_warnings): Check flags first.
19052 (constant_expression_error): New.
19053 * c-common.h (flag_permissive): Delete.
19054 (constant_expression_error): Declare.
19055 * flags.h (flag_permissive): Declare. Update description.
19056 * diagnostic.c (pedwarn): Update.
19058 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19059 (permissive_error_kind): New.
19060 * toplev.c (flag_permissive): Define. Update description.
19061 * toplev.h (permissive_error_kind): Declare.
19062 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19063 (pedwarn_c90): Use pedantic_warning_kind.
19064 * c-opts.c (c_common_post_options): flag_permissive does not affect
19065 flag_pedantic_errors.
19067 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19069 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19070 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19071 __absvsi2, __absvDI2): Use unsigned arithmetic.
19073 2008-03-02 Andi Kleen <ak@suse.de>
19074 Richard Guenther <rguenther@suse.de>
19076 * struct-equiv.c: Remove file.
19077 * cfg_cleanup.c (condjump_equiv_p): Remove.
19078 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19079 (struct-equiv.o): Remove rule.
19080 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19081 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19082 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19084 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19086 * ifcvt.c (noce_process_if_block): Try to handle only the then
19087 block if the else block exists but isn't suitable.
19089 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19092 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19093 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19094 regression from previous patch.
19096 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19099 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19101 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19102 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19103 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19104 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19105 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19106 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19107 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19108 (__gthread_mutex_destroy_function): Rename to
19109 __gthread_mutex_destroy.
19110 * gthr-dce.h (__gthread_mutex_destroy): Call
19111 pthread_mutex_destroy.
19112 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19113 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19114 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19116 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19118 * df-scan.c (df_ref_chain_change_bb): Simplify.
19119 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19120 set_block_for_insn if there's any change.
19121 * df.h ((df_insn_change_bb): Fix prototype.
19122 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19123 df_insn_change_bb, don't call set_block_for_insn.
19124 * emit-rtl.c (reorder_insns): Likewise.
19125 * haifa-sched.c (move_insn): Likewise.
19127 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19129 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19131 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19133 * tree-flow-inline.h (next_readonly_imm_use): Return
19134 NULL_USE_OPERAND_P after the end.
19136 2008-03-01 Richard Guenther <rguenther@suse.de>
19138 PR tree-optimization/35411
19139 * tree-sra.c (sra_build_assignment): Split conversion to
19140 final type to a separate statement if we are not assigning
19143 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19145 * fold-const.c (fold_convertible_p): Correct the logic to follow
19146 that in fold_convert().
19148 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19151 * tree-inline.c (build_duplicate_type): When we make a
19152 duplicate type, make it unique in the canonical types system.
19154 2008-02-29 Tom Tromey <tromey@redhat.com>
19156 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19157 input_file_stack_history, input_file_stack_restored): Remove.
19158 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19159 * input.h (struct file_stack): Remove.
19160 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19161 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19163 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19165 (diagnostic_last_module_changed): Add 'map' argument.
19166 (diagnostic_set_last_function): Likewise.
19167 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19168 line map, not input_file_stack.
19169 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19171 2008-02-29 Paul Brook <paul@codesourcery.com>
19173 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19175 2008-02-29 Paul Brook <paul@codesourcery.com>
19177 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19179 2008-02-29 Richard Guenther <rguenther@suse.de>
19181 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19183 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19184 value for comparing for a store match.
19185 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19186 (try_to_simplify): Do not do a full-blown reference lookup.
19188 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19190 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19191 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19193 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19195 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19197 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19198 strides against cache sizes.
19200 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19202 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19205 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19207 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19208 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19209 is smaller than the original promoted value.
19210 (simplify_subreg): If OP is a SUBREG, try to preserve its
19211 SUBREG_PROMOTED_VAR_P information.
19213 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19215 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19216 (VN_INFO_GET): Allocate new objects on the obstack.
19217 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19218 for rpo_numbers_temp, for consistency.
19219 (free_scc_vn): Free the obstack.
19221 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19223 * doc/invoke.texi: Document -ftree-loop-distribution.
19224 * tree-loop-distribution.c: New.
19225 * tree-pass.h (pass_loop_distribution): New.
19226 * graphds.h (struct graph): Add htab_t indices.
19227 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19228 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19229 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19230 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19231 * tree-data-ref.c (debug_data_dependence_relations): New.
19232 (dump_data_dependence_relation): Also print data references.
19233 (free_data_ref): Extern.
19234 (same_access_functions): Moved...
19235 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19236 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19237 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19238 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19239 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19240 (stmts_from_loop): Skip LABEL_EXPR.
19241 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19243 (build_rdg): Initialize rdg->indices htab.
19244 (free_rdg, stores_from_loop, ref_base_address,
19245 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19246 have_similar_memory_accesses_1, ref_base_address_1,
19247 remove_similar_memory_refs): New.
19248 * tree-data-ref.h: Depend on tree-chrec.h.
19249 (debug_data_dependence_relations, free_data_ref): Declared.
19250 (same_access_functions): ... here.
19251 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19253 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19254 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19255 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19256 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19257 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19258 rdg_vertex_for_stmt): Declared.
19259 (struct rdg_edge): Add level.
19261 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19262 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19264 (rdg_has_similar_memory_accesses): New.
19265 * tree-vect-analyze.c: Remove unused static decls.
19266 * lambda.h (dependence_level): New.
19267 * common.opt (ftree-loop-distribution): New.
19268 * tree-flow.h (mark_virtual_ops_in_bb,
19269 slpeel_tree_duplicate_loop_to_edge_cfg,
19270 rename_variables_in_loop): Declared.
19271 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19272 (OBJS-common): Add tree-loop-distribution.o.
19273 (tree-loop-distribution.o): New rule.
19274 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19275 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19276 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19278 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19281 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19282 other than structures and unions.
19284 2008-02-28 Richard Guenther <rguenther@suse.de>
19287 2008-02-26 Richard Guenther <rguenther@suse.de>
19289 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19290 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19291 (lookup_decl_from_uid): Declare.
19292 (remove_decl_from_map): Likewise.
19293 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19294 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19295 (decl_for_uid_map): New global hashtable mapping DECL_UID
19297 (init_ttree): Allocate it.
19298 (insert_decl_to_uid_decl_map): New helper function.
19299 (make_node_stat): Insert new decls into the map.
19300 (copy_node_stat): Likewise.
19301 (lookup_decl_from_uid): New function.
19302 (remove_decl_from_map): Likewise.
19303 (print_decl_for_uid_map_statistics): New helper.
19304 (dump_tree_statistics): Call it.
19306 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19307 (referenced_var_iterator): Adjust.
19308 (FOR_EACH_REFERENCED_VAR): Adjust.
19309 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19310 (num_referenced_vars): Adjust.
19311 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19312 (first_referenced_var): Remove.
19313 (end_referenced_vars_p): Likewise.
19314 (next_referenced_var): Likewise.
19315 (referenced_var_iterator_set): New helper function.
19316 * tree-dfa.c (referenced_var_lookup): Adjust.
19317 (referenced_var_check_and_insert): Likewise.
19318 (remove_referenced_var): Likewise.
19319 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19320 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19321 (verify_call_clobbering): Likewise.
19322 (verify_memory_partitions): Likewise.
19323 (init_tree_ssa): Allocate bitmap instead of hashtable for
19325 (delete_tree_ssa): Adjust.
19326 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19327 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19328 (compute_tag_properties): Likewise.
19329 (set_initial_properties): Likewise.
19330 (find_partition_for): Likewise.
19331 (update_reference_counts): Likewise.
19332 (dump_may_aliases_for): Likewise.
19333 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19334 (add_call_clobber_ops): Likewise.
19335 (add_call_read_ops): Likewise.
19336 (get_asm_expr_operands): Likewise.
19337 * tree-into-ssa.c (dump_decl_set): Likewise.
19338 (update_ssa): Likewise.
19339 * tree-sra.c (scan_function): Likewise.
19340 (decide_instantiations): Likewise.
19341 (scalarize_parms): Likewise.
19342 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19343 (dsa_named_for): Likewise.
19344 * tree-ssa-structalias.c (update_alias_info): Likewise.
19345 (merge_smts_into): Likewise.
19347 2008-02-27 David Daney <ddaney@avtrex.com>
19350 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19351 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19352 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19353 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19354 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19356 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19359 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19360 (BUILT_IN_NEXTTOWARD): Remove.
19361 (BUILT_IN_NEXTTOWARDF): Ditto.
19362 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19363 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19365 2008-02-27 Tom Tromey <tromey@redhat.com>
19367 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19368 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19370 2008-02-27 Jan Beulich <jbeulich@novell.com>
19372 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19373 update the respective field on newdecl.
19375 2008-02-27 Revital Eres <eres@il.ibm.com>
19377 PR rtl-optimization/34999
19378 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19379 crossing edges that ends with a call insn.
19380 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19381 call insn and clear the EDGE_CROSSING flag of the crossing edge
19382 when fixing fallthru edges.
19384 2008-02-27 Richard Guenther <rguenther@suse.de>
19386 PR middle-end/35390
19387 * fold-const.c (fold_unary): Return the correct argument,
19388 converted to the result type.
19390 2008-02-27 Richard Guenther <rguenther@suse.de>
19392 PR middle-end/34971
19393 * expr.c (expand_expr_real_1): Assert on rotates that operate
19395 * fold-const.c (fold_binary): Use the types precision, not the
19396 bitsize of the mode if folding rotate expressions. Build rotates
19397 only for full modes.
19399 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19401 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19402 and CPP_PRAGMA_EOL.
19403 * c-pragma.c (pragma_ns_name): New typedef.
19404 (registered_pp_pragmas): New variable.
19405 (c_pp_lookup_pragma): New function.
19406 (c_register_pragma_1): If flag_preprocess_only, do nothing
19407 for non-expanded pragmas, for expanded ones push pragma's
19408 namespace and name into registered_pp_pragmas vector.
19409 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19410 flag_preprocess_only, don't register GCC pch_preprocess
19411 pragma if flag_preprocess_only.
19412 * c-opts.c (c_common_init): Call init_pragma even if
19413 flag_preprocess_only.
19414 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19415 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19416 cpp_register_pragma if flag_preprocess_only.
19418 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19421 * c-parser.c (c_parser_translation_unit): Warn for empty
19422 translation unit, not empty source file.
19424 2008-02-26 Paul Brook <paul@codesourcery.com>
19426 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19427 operand for Thumb-2.
19428 * config/arm/arm.h (reg_class): Add CORE_REGS.
19429 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19430 (BASE_REG_CLASS): Use CORE_REGS.
19431 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19432 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19433 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19434 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19435 ARM_REGNO_OK_FOR_INDEX_P.
19436 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19437 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19438 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19439 (ldm/stm peepholes): Ditto.
19440 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19441 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19442 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19443 * config/arm/constraints.md: Enable "k" constraint on ARM.
19445 2008-02-27 Ben Elliston <bje@au.ibm.com>
19447 * config/rs6000/rs6000.c: Annotate cache line size field in all
19448 instances of struct processor_costs.
19450 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19452 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19453 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19454 jump_bypass): New counters.
19455 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19456 * dce.c (gate_ud_dce): Same.
19457 (gate_fast_dce): Same.
19458 * dse.c (gate_dse1): New function.
19459 (gate_dse2): New function.
19460 (gate_dse): Merge results of new gate functions.
19461 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19462 (gate_handle_jump_bypass): Add dbg_cnt.
19463 (gate_handle_gcse): Add dbg_cnt.
19464 * ifcvt.c (gate_handle_if_conversion): Same.
19465 (gate_handle_if_after_combine): Same.
19466 (gate_handle_if_after_reload): Same.
19467 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19469 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19471 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19473 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19475 2008-02-26 Jason Merrill <jason@redhat.com>
19478 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19479 alone if it's the naming decl for the type's main variant.
19481 2008-02-26 Tom Tromey <tromey@redhat.com>
19483 * system.h (USE_MAPPED_LOCATION): Poison.
19484 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19485 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19486 (make_goto_expr_edges): Likewise.
19487 (remove_bb): Likewise.
19488 (execute_warn_function_return): Likewise.
19489 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19491 * c-common.c (fname_decl): Remove old location code.
19492 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19494 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19496 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19497 (gen_rtx_ASM_INPUT): Likewise.
19498 (gen_rtx_ASM_INPUT_loc): Likewise.
19499 (get_rtx_asm_OPERANDS): Remove.
19500 * cfglayout.c (insn_locators_alloc): Remove old location code.
19501 (set_curr_insn_source_location): Likewise.
19502 (curr_insn_locator): Likewise.
19503 * print-tree.c (print_node): Remove old location code.
19504 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19505 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19506 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19507 location_from_locus.
19508 (construct_exit_block): Remove old location code.
19509 * emit-rtl.c (force_next_line_note): Remove old location code.
19510 * profile.c (branch_prob): Remove old location code.
19511 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19512 LOC_LINE): Remove old-location variants.
19513 * langhooks.c (lhd_print_error_function): Remove old location
19515 * configure, config.in: Rebuilt.
19516 * configure.ac (--enable-mapped-location): Remove.
19517 * c-decl.c (c_init_decl_processing): Remove old location code.
19518 (finish_function): Likewise.
19519 * recog.c (decode_asm_operands): Remove old location code.
19520 * c-pch.c (c_common_read_pch): Remove old location code.
19521 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19523 * gimple-low.c (lower_function_body): Remove old location code.
19524 * toplev.c (unknown_location): Remove.
19525 (push_srcloc): Remove old-location variant.
19526 (process_options): Remove old location code.
19527 (lang_dependent_init): Likewise.
19528 * input.h (UNKNOWN_LOCATION): Move definition.
19529 (location_t): Undeprecate.
19530 (source_locus): Remove.
19531 (location_from_locus): Remove.
19532 (struct location_s): Remove.
19533 Remove all old-location code.
19534 (input_line, input_filename): Remove.
19535 * final.c (final_scan_insn): Remove old location code.
19536 * diagnostic.c (diagnostic_build_prefix): Remove
19537 USE_MAPPED_LOCATION test.
19538 * tree.h (gimple_stmt) <locus>: Now a location_t.
19539 (tree_exp) <locus>: Likewise.
19540 (DECL_IS_BUILTIN): Remove old-location variant.
19541 (annotate_with_file_line, annotate_with_locus): Likewise.
19542 (expr_locus, set_expr_locus): Update.
19543 * tree.c (build1_stat): Remove old location code.
19544 (last_annotated_node): Remove.
19545 (annotate_with_file_line): Remove old-location variant.
19546 (annotate_with_locus): Likewise.
19547 (expr_location): Remove old location code.
19548 (set_expr_location): Likewise.
19549 (expr_has_location): Likewise.
19550 (expr_locus): Likewise.
19551 (set_expr_locus): Likewise.
19552 (expr_filename): Don't use location_from_locus.
19553 (expr_lineno): Likewise.
19554 * rtl-error.c (location_for_asm): Remove old location code.
19555 * c-lex.c (cb_line_change): Remove old location code.
19556 (fe_file_change): Likewise.
19557 (cb_def_pragma): Likewise.
19558 (c_lex_with_flags): Likewise.
19559 * gengtype.c (do_typedef): Don't special-case location types.
19560 (define_location_structures): Remove.
19561 (main): Don't call define_location_structures.
19562 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19565 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19568 * builtins.def (BUILT_IN_STDARG_START): Remove.
19569 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19570 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19571 * tree-inline.c (inline_forbidden_p_1): Likewise.
19573 2008-02-26 Richard Guenther <rguenther@suse.de>
19575 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19576 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19577 (lookup_decl_from_uid): Declare.
19578 (remove_decl_from_map): Likewise.
19579 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19580 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19581 (decl_for_uid_map): New global hashtable mapping DECL_UID
19583 (init_ttree): Allocate it.
19584 (insert_decl_to_uid_decl_map): New helper function.
19585 (make_node_stat): Insert new decls into the map.
19586 (copy_node_stat): Likewise.
19587 (lookup_decl_from_uid): New function.
19588 (remove_decl_from_map): Likewise.
19589 (print_decl_for_uid_map_statistics): New helper.
19590 (dump_tree_statistics): Call it.
19592 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19593 (referenced_var_iterator): Adjust.
19594 (FOR_EACH_REFERENCED_VAR): Adjust.
19595 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19596 (num_referenced_vars): Adjust.
19597 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19598 (first_referenced_var): Remove.
19599 (end_referenced_vars_p): Likewise.
19600 (next_referenced_var): Likewise.
19601 (referenced_var_iterator_set): New helper function.
19602 * tree-dfa.c (referenced_var_lookup): Adjust.
19603 (referenced_var_check_and_insert): Likewise.
19604 (remove_referenced_var): Likewise.
19605 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19606 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19607 (verify_call_clobbering): Likewise.
19608 (verify_memory_partitions): Likewise.
19609 (init_tree_ssa): Allocate bitmap instead of hashtable for
19611 (delete_tree_ssa): Adjust.
19612 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19613 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19614 (compute_tag_properties): Likewise.
19615 (set_initial_properties): Likewise.
19616 (find_partition_for): Likewise.
19617 (update_reference_counts): Likewise.
19618 (dump_may_aliases_for): Likewise.
19619 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19620 (add_call_clobber_ops): Likewise.
19621 (add_call_read_ops): Likewise.
19622 (get_asm_expr_operands): Likewise.
19623 * tree-into-ssa.c (dump_decl_set): Likewise.
19624 (update_ssa): Likewise.
19625 * tree-sra.c (scan_function): Likewise.
19626 (decide_instantiations): Likewise.
19627 (scalarize_parms): Likewise.
19628 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19629 (dsa_named_for): Likewise.
19630 * tree-ssa-structalias.c (update_alias_info): Likewise.
19631 (merge_smts_into): Likewise.
19633 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19636 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19637 * c-opts.c (c_common_handle_option): Wall enables
19638 Wvolatile-register-var.
19639 * common.opt: Move Wvolatile-register-var to...
19642 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19644 * common.opt (Wlarger-than=): New.
19645 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19647 * opts.c (common_handle_option): Handle -Wlarger-than=.
19648 * optc-gen.awk: Likewise.
19649 * opth-gen.awk: Likewise.
19650 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19651 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19653 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19655 * c-common.c (match_case_to_enum_1): Add appropriate
19656 OPT_W* parameter to warning.
19657 (c_do_switch_warnings): Likewise.
19658 * c-typeck.c (warning_init): Add one more parameter following
19659 'warning' function.
19660 (push_init_level): Update call to warning_init.
19661 (pop_init_level): Likewise.
19662 (add_pending_init): Likewise.
19663 (output_init_element: Likewise.
19665 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19668 * toplev.c (toplev_main): If there are warnings or error, print
19669 errors for ignored options.
19670 * opts.c (ignored_options): New static variable.
19671 (postpone_unknown_option_error): New.
19672 (print_ignored_options): New.
19673 (handle_option): Postpone errors for unknown -Wno-* options.
19674 * opts.h (print_ignored_options): Declare.
19676 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19678 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19681 2008-02-25 Richard Guenther <rguenther@suse.de>
19684 2008-02-25 Richard Guenther <rguenther@suse.de>
19686 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19687 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19688 (lookup_decl_from_uid): Declare.
19689 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19690 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19691 (decl_for_uid_map): New global hashtable mapping DECL_UID
19693 (init_ttree): Allocate it.
19694 (insert_decl_to_uid_decl_map): New helper function.
19695 (make_node_stat): Insert new decls into the map.
19696 (copy_node_stat): Likewise.
19697 (lookup_decl_from_uid): New function.
19698 (print_decl_for_uid_map_statistics): New helper.
19699 (dump_tree_statistics): Call it.
19701 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19702 (referenced_var_iterator): Adjust.
19703 (FOR_EACH_REFERENCED_VAR): Adjust.
19704 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19705 (num_referenced_vars): Adjust.
19706 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19707 (first_referenced_var): Remove.
19708 (end_referenced_vars_p): Likewise.
19709 (next_referenced_var): Likewise.
19710 (referenced_var_iterator_set): New helper function.
19711 * tree-dfa.c (referenced_var_lookup): Adjust.
19712 (referenced_var_check_and_insert): Likewise.
19713 (remove_referenced_var): Likewise.
19714 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19715 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19716 (verify_call_clobbering): Likewise.
19717 (verify_memory_partitions): Likewise.
19718 (init_tree_ssa): Allocate bitmap instead of hashtable for
19720 (delete_tree_ssa): Adjust.
19721 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19722 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19723 (compute_tag_properties): Likewise.
19724 (set_initial_properties): Likewise.
19725 (find_partition_for): Likewise.
19726 (update_reference_counts): Likewise.
19727 (dump_may_aliases_for): Likewise.
19728 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19729 (add_call_clobber_ops): Likewise.
19730 (add_call_read_ops): Likewise.
19731 (get_asm_expr_operands): Likewise.
19732 * tree-into-ssa.c (dump_decl_set): Likewise.
19733 (update_ssa): Likewise.
19734 * tree-sra.c (scan_function): Likewise.
19735 (decide_instantiations): Likewise.
19736 (scalarize_parms): Likewise.
19737 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19738 (dsa_named_for): Likewise.
19739 * tree-ssa-structalias.c (update_alias_info): Likewise.
19740 (merge_smts_into): Likewise.
19742 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19745 * doc/invoke.texi (-fcx-limited-range): Document new option.
19746 * toplev.c (process_options): Handle -fcx-fortran-rules.
19747 * common.opt: Add documentation for -fcx-fortran-rules.
19749 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19752 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19753 actual behaviour and C99.
19755 2008-02-26 Ben Elliston <bje@au.ibm.com>
19757 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19758 (ASM_CPU_POWER6_SPEC): Likewise.
19759 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19760 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19761 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19763 2008-02-25 Richard Guenther <rguenther@suse.de>
19765 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19766 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19767 (lookup_decl_from_uid): Declare.
19768 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19769 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19770 (decl_for_uid_map): New global hashtable mapping DECL_UID
19772 (init_ttree): Allocate it.
19773 (insert_decl_to_uid_decl_map): New helper function.
19774 (make_node_stat): Insert new decls into the map.
19775 (copy_node_stat): Likewise.
19776 (lookup_decl_from_uid): New function.
19777 (print_decl_for_uid_map_statistics): New helper.
19778 (dump_tree_statistics): Call it.
19780 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19781 (referenced_var_iterator): Adjust.
19782 (FOR_EACH_REFERENCED_VAR): Adjust.
19783 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19784 (num_referenced_vars): Adjust.
19785 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19786 (first_referenced_var): Remove.
19787 (end_referenced_vars_p): Likewise.
19788 (next_referenced_var): Likewise.
19789 (referenced_var_iterator_set): New helper function.
19790 * tree-dfa.c (referenced_var_lookup): Adjust.
19791 (referenced_var_check_and_insert): Likewise.
19792 (remove_referenced_var): Likewise.
19793 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19794 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19795 (verify_call_clobbering): Likewise.
19796 (verify_memory_partitions): Likewise.
19797 (init_tree_ssa): Allocate bitmap instead of hashtable for
19799 (delete_tree_ssa): Adjust.
19800 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19801 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19802 (compute_tag_properties): Likewise.
19803 (set_initial_properties): Likewise.
19804 (find_partition_for): Likewise.
19805 (update_reference_counts): Likewise.
19806 (dump_may_aliases_for): Likewise.
19807 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19808 (add_call_clobber_ops): Likewise.
19809 (add_call_read_ops): Likewise.
19810 (get_asm_expr_operands): Likewise.
19811 * tree-into-ssa.c (dump_decl_set): Likewise.
19812 (update_ssa): Likewise.
19813 * tree-sra.c (scan_function): Likewise.
19814 (decide_instantiations): Likewise.
19815 (scalarize_parms): Likewise.
19816 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19817 (dsa_named_for): Likewise.
19818 * tree-ssa-structalias.c (update_alias_info): Likewise.
19819 (merge_smts_into): Likewise.
19821 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19824 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19825 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19826 * alias.h (nonoverlapping_memrefs_p): Likewise.
19828 2008-02-25 Jan Beulich <jbeulich@novell.com>
19830 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19831 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19832 __emultls_get_address, __emultls_register_common,
19833 __floatundi?f, and _Unwind_GetIPInfo.
19834 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19835 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19836 (gen_regparm_prefix): Likewise.
19837 (i386_nlm_encode_section_info): Sync with
19838 config/i386/winnt.c:i386_pe_encode_section_info().
19839 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19840 i386_nlm_mangle_decl_assembler_name): New.
19841 (netware_override_options): New.
19842 * config/i386/netware.h (netware_override_options): Declare.
19843 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19844 (i386_nlm_mangle_decl_assembler_name): Declare.
19845 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19847 2008-02-25 Ben Elliston <bje@au.ibm.com>
19850 * c-decl.c (grokdeclarator): Remove unused local variables
19851 `typedef_type' and `type_as_written'.
19853 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19854 unused local variable `has_hot_blocks'.
19855 (fix_crossing_conditional_branches): Remove unused local variable
19858 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19860 PR middle-end/19984
19861 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19862 using DEF_C99_BUILTIN.
19863 (BUILT_IN_NANF): Ditto.
19864 (BUILT_IN_NANL): Ditto.
19866 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19867 Revital Eres <eres@il.ibm.com>
19869 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19870 regarding the order of two dependent insns in the same row.
19872 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19874 * stor-layout.c (layout_decl): Do not bump the alignment of a
19875 bit-field to more than byte alignment if it is packed.
19877 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19879 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19882 2008-02-24 Diego Novillo <dnovillo@google.com>
19884 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19887 * tree-vrp.c (vrp_evaluate_conditional): With
19888 -Wtype-limits, emit a warning when comparing against a
19889 constant outside the natural range of OP0's type.
19890 * c.opt (Wtype-limits): Move ...
19891 * common.opt (Wtype-limits): ... here.
19893 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19895 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19896 * config/rs6000/e300c2c3.md: New file.
19897 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19899 (rs6000_override_options): Add e300c2 and e300c3 cases to
19900 processor_target_table. Do not allow usage of Altivec or Spe
19901 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19902 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19903 * config/rs6000/rs6000.h (processor_type): Add
19904 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19905 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19906 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19907 and ppce300c3. Include e300c2c3.md.
19909 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19911 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19912 instead of TARGET_STRICT_ALIGN.
19914 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19916 * explow.c (memory_address): Assert that the generated address is
19919 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19922 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19923 * config/darwin-ppc-ldouble-patch.def: New file.
19924 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19925 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19926 SUBTARGET_INIT_BUILTINS if defined.
19927 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19930 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19933 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19934 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19936 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19939 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19940 file" warning condtional on -Winvalid-PCH.
19942 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19944 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19946 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19950 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19951 prevent reload from using MMX registers.
19952 (*mov<mode>_internal): Ditto.
19953 (*movv2sf_internal_rex64): Ditto.
19954 (*movv2sf_internal): Ditto.
19956 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19958 PR documentation/31569
19959 * doc/install.texi2html: Use makeinfo --no-number-sections.
19961 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19963 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19964 ensure that we can address an entire entity > 8 bytes. Don't
19965 generate reg+reg addressing for such data.
19967 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19969 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19970 strings when optimizing for size, unless the target cares about
19973 2008-02-22 Tom Tromey <tromey@redhat.com>
19975 * regclass.c (current_pass): Remove declaration.
19977 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19979 * config/avr/libgcc.S (__RAMPZ__): Define.
19980 (__do_copy_data): Add for devices with 128KB code memory.
19982 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19984 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19986 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19988 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19990 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19993 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19996 * c-typeck.c (build_binary_op): Warn about floating point
19997 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19999 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20002 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20003 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20005 (rs6000_override_options): Set altivec_abi as default, not override,
20006 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20007 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20008 is used; use new member spe_abi.
20009 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20010 spe_abi and altivec_abi.
20012 2008-02-22 Tomas Bily <tbily@suse.cz>
20014 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20016 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20019 * config.build (build_file_translate): Set to `CMD //c' only if
20021 * Makefile.in (build_file_translate): Improve comment.
20023 2008-02-21 Jan Hubicka <jh@suse.cz>
20025 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20026 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20027 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20029 2008-02-21 Michael Matz <matz@suse.de>
20032 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20034 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20036 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20037 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20038 as insn constraint.
20039 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20040 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20041 SSE_VEC_FLOAT_MODE_P as insn constraint.
20042 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20043 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20044 sse4a_movntdf using MODEF mode iterator.
20045 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20046 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20047 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20048 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20049 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20050 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20051 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20053 2008-02-21 Richard Guenther <rguenther@suse.de>
20055 * tree.def (PAREN_EXPR): New tree code.
20056 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20058 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20059 * expr.c (expand_expr_real_1): Likewise.
20060 * tree-inline.c (estimate_num_insns_1): Likewise.
20061 * tree-complex.c (expand_complex_move): Likewise.
20062 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20065 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20068 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20070 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20073 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20075 * config/sh/sh.c (find_barrier): Don't go past
20076 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20078 2008-02-20 DJ Delorie <dj@redhat.com>
20080 * config/h8300/h8300.md (insv): Force source operand to be a register.
20082 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20083 as a jump, not as a plain insn.
20085 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20087 * doc/invoke.texi (Warning Options): Add new option
20088 -Wframe-larger-than=.
20089 (-Wframe-larger-than): Document.
20091 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20092 Add declarations for new option variables.
20094 * final.c (final_start_function): Check the frame size
20095 before emission and issue a Wframe-larger-than warning.
20097 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20098 Add definitions for new option variables.
20099 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20101 * common.opt (Wframe-larger-than=): New option.
20103 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20105 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20106 (<sse>_div<mode>3): Ditto.
20107 (<sse>_vmdiv<mode>3): Ditto.
20108 (<sse>_vmsqrt<mode>2): Ditto.
20109 (*smax<mode>3): Ditto.
20110 (sse5_frcz<mode>2): Ditto.
20111 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20112 as insn constraint.
20114 2008-02-20 Richard Guenther <rguenther@suse.de>
20116 PR middle-end/35265
20117 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20118 be happy with INTEGRAL_TYPE_P.
20120 2008-02-20 Richard Guenther <rguenther@suse.de>
20122 * fold-const.c (split_tree): Associate floatig-point expressions
20123 if flag_associative_math is set.
20125 2008-02-20 Richard Guenther <rguenther@suse.de>
20127 * tree.h (fold_real_zero_addition_p): Declare.
20128 * fold-const.c (fold_real_zero_addition_p): Export.
20129 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20130 floating-point operations with zero and one.
20132 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20134 * doc/install.texi: Correct references to CFLAGS, replacing them
20135 with BOOT_CFLAGS. Document flags used during bootstrap for
20138 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20140 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20141 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20142 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20144 (smin<mode>3): Ditto from similar patterns.
20145 (smax<mode>3): Ditto.
20146 (*ieee_smin<mode>3): Ditto.
20147 (*ieee_smax<mode>3): Ditto.
20148 * config/i386/sse.md (sse): New mode attribute.
20149 (mov<mode>): Macroize expander from movv4sf and movv2df using
20150 SSEMODEF2P mode iterator.
20151 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20152 SSE_VEC_FLOAT_MODE_P as insn constraint.
20153 (storent<mode>): Ditto.
20154 (storent<mode>): Macroize expander from storentsf and storentdf using
20155 MODEF mode iterator.
20156 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20157 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20158 (abs<mode>2): Ditto from similar patterns.
20159 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20160 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20161 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20162 (<sse>_vmsqrt<mode>2): Ditto.
20163 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20164 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20165 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20166 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20167 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20168 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20169 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20171 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20172 iterator and SSE_FLOAT_MODE_P as insn constraint.
20173 (<sse>_ucomi): Ditto from similar patterns.
20174 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20175 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20176 SSE_VEC_FLOAT_MODE_P as insn constraint.
20177 (vcond<mode>): Ditto from similar patterns.
20178 (and<mode>3, *and<mode>3): Ditto.
20179 (<sse>_nand<mode>3): Ditto.
20180 (ior<mode>3, *ior<mode>3): Ditto.
20181 (xor<mode>3, *xor<mode>3): Ditto.
20182 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20183 iterator and SSE_FLOAT_MODE_P as insn constraint.
20184 (*nand<mode>3): Ditto from similar patterns.
20185 (*ior<mode>3): Ditto.
20186 (*xor<mode>3): Ditto.
20188 2008-02-20 Ira Rosen <irar@il.ibm.com>
20190 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20191 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20192 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20194 2008-02-19 Jan Hubicka <jh@suse.cz>
20196 * predict.c (tree_bb_level_predictions): Remove variable next
20197 mistakely introduced by previous commit.
20199 2008-02-19 Jan Hubicka <jh@suse.cz>
20201 * predict.c (predict_paths_leading_to): Rewrite.
20202 (predict_paths_for_bb): New.
20203 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20205 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20208 * Makefile.in (build_file_translate): New.
20209 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20210 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20211 * configure.ac (build_file_translate): Substitute it.
20212 * configure: Regenerate.
20214 2008-02-19 Jan Hubicka <jh@suse.cz>
20216 PR rtl-optimization/34408
20217 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20220 2008-02-19 Jan Hubicka <jh@suse.cz>
20222 PR middle-end/28779
20223 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20226 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20229 * config/i386/i386-modes.def: Revert the last DI alignment
20230 change until Ada people can look into it.
20232 2008-02-19 Nick Clifton <nickc@redhat.com>
20234 * opts.c (print_specific_help): Fix typo in --help text.
20236 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20239 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20240 32-bit inline asm without asm alternatives for host GCC < 3.0.
20242 2008-02-19 Richard Guenther <rguenther@suse.de>
20244 PR tree-optimization/34989
20245 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20246 Allow propagation to INDIRECT_REF if we can simplify only.
20248 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20250 * c-common.c (warn_for_collisions_1): Use appropriate option when
20253 2008-02-19 Nick Clifton <nickc@redhat.com>
20256 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20257 (handle_options): Fix indentation.
20258 (print_filtered_help): If no language-specific options were
20259 displayed tell the user how to list all the options supported by
20260 the language's front-end.
20261 (print_specific_help): Fix indentation and remove duplicate line.
20262 (common_handle_option): Handle the -v option.
20263 For --help enable the display of undocumented options if the -v
20264 switch has been included on the command line.
20265 For --help= check for overlaps in the arguments between the option
20266 classes and the language names and issue a warning when they
20267 cannot be disambiguated.
20268 * c.opt (v): Pass on to the common option handler.
20270 2008-02-19 Revital Eres <eres@il.ibm.com>
20272 * modulo-sched.c (sms_schedule): Change dump message when
20273 create_ddg function fails.
20274 (try_scheduling_node_in_cycle): Rename row to cycle.
20275 (print_partial_schedule): Rename CYCLE to ROW.
20277 2008-02-19 Christian Bruel <christian.bruel@st.com>
20278 Zdenek Dvorak <ook@ucw.cz>
20280 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20282 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20285 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20286 (*x86_movdicc_0_m1_se): Ditto.
20288 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20290 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20291 (CMPtype): Define as __gcc_CMPtype.
20292 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20293 (CMPtype): Define as __gcc_CMPtype.
20295 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20297 Support valgrind 3.3 for --enable-checking=valgrind.
20298 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20300 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20301 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20302 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20303 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20304 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20305 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20306 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20308 * ggc-zone.c: Similar.
20309 * ggc-page.c: Similar.
20311 2008-02-19 Paul Brook <paul@codesourcery.com>
20314 * config/arm/ieee754-df.S: Fix do_it typo.
20315 * config/arm/ieee754-sf.S: Fix do_it typo.
20317 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20320 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20321 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20322 (OPTION_MASK_ISA_SSE_SET): Likewise.
20323 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20324 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20325 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20326 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20327 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20328 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20329 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20330 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20331 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20332 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20333 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20334 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20335 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20336 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20337 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20338 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20339 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20340 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20341 (OPTION_MASK_ISA_SSE4): Removed.
20342 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20343 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20344 (override_options): Don't turn on implied SSE/MMX bits in
20347 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20349 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20352 2008-02-18 Joey Ye <joey.ye@intel.com>
20354 PR middle-end/34921
20355 * tree-nested.c (insert_field_into_struct): Set type alignment
20356 to field alignment if the former is less than the latter.
20358 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20360 * BASE-VER: Set to 4.4.0.
20362 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20364 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20365 * doc/cfg.texi: Likewise.
20366 * doc/extend.texi: Likewise.
20367 * doc/gty.texi: Likewise.
20368 * doc/invoke.texi: Likewise.
20369 * doc/loop.texi: Likewise.
20370 * doc/md.texi: Likewise.
20371 * doc/passes.texi: Likewise.
20372 * doc/rtl.texi: Likewise.
20373 * doc/sourcebuild.texi: Likewise.
20374 * doc/tm.texi: Likewise.
20375 * doc/tree-ssa.texi: Likewise.
20377 2008-02-17 Richard Guenther <rguenther@suse.de>
20379 PR middle-end/35227
20380 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20381 without default definition.
20383 2008-02-17 Richard Guenther <rguenther@suse.de>
20385 PR tree-optimization/35231
20386 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20389 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20392 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20393 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20394 libgcc_cmp_return mode.
20396 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20399 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20401 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20403 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20406 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20408 * doc/c-tree.texi: Use `@.' where appropriate.
20409 * doc/extend.texi: Likewise.
20410 * doc/install.texi: Likewise.
20411 * doc/invoke.texi: Likewise.
20412 * doc/loop.texi: Likewise.
20413 * doc/makefile.texi: Likewise.
20414 * doc/md.texi: Likewise.
20415 * doc/passes.texi: Likewise.
20416 * doc/standards.texi: Likewise.
20417 * doc/tm.texi: Likewise.
20419 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20421 PR middle-end/35196
20422 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20424 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20425 rather than in entry_bb.
20427 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20429 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20430 libgcc_cmp_return mode.
20432 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20434 PR middle-end/35130
20435 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20436 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20438 2008-02-15 Richard Guenther <rguenther@suse.de>
20439 Zdenek Dvorak <ook@ucw.cz>
20441 PR tree-optimization/35164
20442 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20443 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20444 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20445 Only propagate addresses which do not have abnormal SSA_NAMEs
20448 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20451 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20453 2008-02-15 Jan Hubicka <jh@suse.cz>
20455 PR middle-end/35149
20456 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20458 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20460 PR middle-end/34621
20461 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20462 when calculating alignment_pad.
20464 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20466 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20467 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20468 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20469 and STACK_BOUNDARY define.
20471 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20473 PR preprocessor/35061
20474 * c-pragma.c (handle_pragma_pop_macro): Check that
20475 pushed_macro_table has been allocated.
20477 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20479 PR middle-end/35136
20480 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20481 (force_gimple_operand): Likewise.
20482 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20483 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20484 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20485 (find_interesting_uses_address): Check addressability and alignment
20486 of the base expression only after substituting bases of IVs into it.
20488 2008-02-14 Michael Matz <matz@suse.de>
20491 * function.c (instantiate_virtual_regs_in_insn): Reload address
20492 before falling back to reloading the whole operand.
20494 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20496 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20497 before the first section switch note.
20499 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20501 * doc/bugreport.texi: Update copyright years.
20502 * doc/c-tree.texi: Likewise.
20503 * doc/cfg.texi: Likewise.
20504 * doc/cpp.texi: Likewise.
20505 * doc/cppinternals.texi: Likewise.
20506 * doc/fragments.texi: Likewise.
20507 * doc/frontends.texi: Likewise.
20508 * doc/gcc.texi: Likewise.
20509 * doc/gty.texi: Likewise.
20510 * doc/hostconfig.texi: Likewise.
20511 * doc/implement-c.texi: Likewise.
20512 * doc/libgcc.texi: Likewise.
20513 * doc/loop.texi: Likewise.
20514 * doc/makefile.texi: Likewise.
20515 * doc/options.texi: Likewise.
20516 * doc/passes.texi: Likewise.
20517 * doc/rtl.texi: Likewise.
20518 * doc/sourcebuild.texi: Likewise.
20519 * doc/standards.texi: Likewise.
20520 * doc/tree-ssa.texi: Likewise.
20521 * doc/trouble.texi: Likewise.
20523 * doc/extend.texi: Use @: or add comma where appropriate.
20524 * doc/invoke.texi: Likewise.
20525 * doc/tm.texi: Likewise.
20527 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20530 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20533 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20535 * doc/md.texi (clz, ctz): Add reference.
20536 * doc/rtl.texi (clz, ctz): Likewise.
20538 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20541 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20544 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20546 * config/s390/s390.c (struct constant_pool): New field
20547 emit_pool_after added.
20548 (s390_mainpool_start): Set the emit_pool_after flag according
20549 to the section switch notes.
20550 (s390_mainpool_finish): Consider emit_pool_after when emitting
20551 the literal pool at the end of the function.
20552 (s390_chunkify_start): Force literal pool splits at section
20555 2008-02-13 Michael Matz <matz@suse.de>
20558 * var-tracking.c (clobber_variable_part): Correctly traverse the
20561 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20564 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20565 Add -fdump-ipa-inline.
20566 * tree-dump.c (dump_files): Remove tree-inlined dump.
20567 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20569 2008-02-12 Richard Guenther <rguenther@suse.de>
20571 PR tree-optimization/35171
20572 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20575 2008-02-12 Richard Guenther <rguenther@suse.de>
20577 PR middle-end/35163
20578 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20579 value-preserving mode. Disallow final truncation.
20581 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20583 PR middle-end/35136
20584 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20585 code from here to...
20586 (force_gimple_operand): ...here.
20588 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20591 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20592 non-compatible pointers.
20593 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20594 different FIELD_DECLs, try harder by comparing field offsets, sizes
20597 PR inline-asm/35160
20598 * function.c (match_asm_constraints_1): Don't replace the same input
20601 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20603 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20604 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20605 (expand_epilogue): Restore RAMPZ register.
20606 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20608 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20610 * config/i386/cygwin.asm: (__alloca): Correct calling
20611 convention and alignment.
20612 (__chkstk): Force 8 byte stack alignment.
20614 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20615 Richard Guenther <rguenther@suse.de>
20617 PR tree-optimization/33992
20618 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20619 the zero we compare against.
20621 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20623 PR libfortran/35063
20624 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20625 to CloseHandle after unlocking to prevent accumulation of handle
20628 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20630 PR middle_end/34150
20631 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20632 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20633 and update LABEL_NUSES during and after reload.
20635 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20637 PR middle-end/34627
20638 * combine.c (simplify_if_then_else): Make sure the comparison is
20639 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20641 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20644 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20645 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20646 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20647 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20648 * tree.h (get_type_static_bounds): Likewise.
20650 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20652 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20653 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20654 Make -Wfoo language annotations match what the compiler outputs.
20656 2008-02-08 Sa Liu <saliu@de.ibm.com>
20658 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20659 intrinsics spu_convts, spu_convtu, spu_convtf.
20661 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20663 * doc/extend.texi (Function Attributes) <noinline>: Mention
20664 asm ("") as method to keep calls.
20666 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20669 * doc/options.texi (Options): Replace references to opts.sh with
20671 * opts-common.c: Likewise.
20672 * optc-gen.awk: Likewise.
20674 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20676 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20678 2008-02-07 Richard Henderson <rth@redhat.com>
20681 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20682 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20685 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20687 PR tree-optimization/35085
20688 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20689 for operand entry oe2 in addition to operand entry oe3 in order to
20690 expose more opportunities for vectorizer sum reduction.
20692 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20695 * Makefile.in (LIBS): Remove $(GMPLIBS).
20696 (cc1-dummy, cc1): Add $(GMPLIBS).
20698 2008-02-06 Jan Hubicka <jh@suse.cz>
20701 * i386.md (moddf_integer): Do not produce partial memory stalls for
20702 targets where it hurts.
20704 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20707 * optabs.c (expand_float): Do not check for decimal modes when
20708 expanding unsigned integer through signed conversion.
20710 2008-02-06 Nick Clifton <nickc@redhat.com>
20712 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20713 inside the clobber with a match_operand and duplicated operand
20714 number in the constraint.
20715 (ineqbranchsi): Delete redundant comment.
20717 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20719 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20720 builtin_define ("__USE_INIT_FINI__").
20721 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20723 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20725 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20727 PR documentation/30330
20728 * doc/invoke.texi (C++ Dialect Options)
20729 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20730 For each warning option -Wfoo that allows -Wno-foo, ensure both
20731 -Wfoo and -Wno-foo are listed in the option index. Fix index
20732 entry of -Wswitch-default, index -Wnormalized= including the
20733 `=', and -Wlarger-than-@var{len} including @var{len}.
20735 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20737 * config/i386/i386.md (floatunssisf2): Use
20738 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20739 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20740 Macroize expander using MODEF mode iterator.
20742 2008-02-05 Diego Novillo <dnovillo@google.com>
20744 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20747 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20749 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20752 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20754 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20757 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20758 to indicate if a message should be generated.
20759 (init_cumulative_args): Updated.
20760 (function_value_32): Likewise.
20762 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20764 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20766 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20769 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20770 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20772 2008-02-04 Diego Novillo <dnovillo@google.com>
20774 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20777 * tree-vrp.c (vrp_evaluate_conditional): With
20778 -Wtype-limits, emit a warning when comparing against a
20779 constant outside the natural range of OP0's type.
20781 2008-02-04 Richard Guenther <rguenther@suse.de>
20783 PR middle-end/33631
20784 * expr.c (count_type_elements): Give for unions instead of
20787 2008-02-04 Richard Guenther <rguenther@suse.de>
20789 PR middle-end/35043
20790 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20791 to TYPE_DOMAINs base type instead of using bitsizetype here.
20793 2008-02-03 Jason Merrill <jason@redhat.com>
20795 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20797 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20800 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20801 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20802 (RS/6000 and PowerPC Options): Fix typos and markup.
20803 * doc/passes.texi (Tree-SSA passes): Likewise.
20805 2008-02-02 Michael Matz <matz@suse.de>
20808 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20809 from record_last_reg_set_info.
20810 (record_last_reg_set_info): Take an RTX argument, iterate over all
20811 constituent hardregs.
20812 (record_last_set_info, record_opr_changes): Change calls to
20813 new signature or to record_last_reg_set_info_regno.
20815 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20817 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20819 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20821 PR rtl-optimization/34773
20822 * reg-notes.def (EQUAL): Mention significance of combination of
20823 REG_EQUAL and REG_RETVAL.
20824 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20825 insn that has a REG_RETVAL.
20827 2008-02-01 Roger Sayle <roger@eyesopen.com>
20830 * configure.ac (--enable-fixed-point): Disable unless explicitly
20832 * configure: Regenerate.
20834 2008-02-01 Richard Guenther <rguenther@suse.de>
20837 * invoke.texi (-finline-limit): Remove no longer true parts
20838 of the documentation. Note that there is no default value.
20840 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20841 Mark Mitchell <mark@codesourcery.com>
20842 Ben Elliston <bje@au.ibm.com>
20845 * doc/extend.texi (Other Builtins): Document.
20847 2008-01-31 Tom Browder <tom.browder@gmail.com>
20849 * doc/c-tree.texi (Types): Fix grammar.
20850 (Expression trees): Ditto.
20851 * doc/passes.texi (Tree-SSA passes): Ditto.
20853 * doc/configterms.texi (Configure Terms): Fix typo.
20854 * doc/cpp.texi (Common Predefined Macros): Ditto.
20855 * doc/md.texi (Machine Constraints): Ditto.
20857 * doc/makefile.texi (Makefile): Add comma.
20859 2008-01-31 Tom Browder <tom.browder@gmail.com>
20860 Gerald Pfeifer <gerald@pfeifer.com>
20862 * doc/sourcebuild.texi (Front End): Remove references to CVS
20863 and CVSROOT/modules.
20864 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20865 (Back End): Remove reference to CVS.
20867 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20870 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20872 (mips16_gp_pseudo_reg): ...here.
20873 * config/mips/mips.md (load_const_gp): Replace with...
20874 (load_const_gp_<mode>): ...this :P-based insn.
20876 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20878 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20879 options. Minor fixes.
20880 (-std): Move reference to standards closer to where language
20881 standards are first mentioned.
20883 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20885 PR rtl-optimization/34995
20886 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20887 parameter and return a bool. If the rtx parameter is nonnull,
20888 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20889 (find_reloads): Update call accordingly. Pass the new operand
20890 if it needed no address reloads, otherwise pass null.
20892 2008-01-30 Richard Henderson <rth@redhat.com>
20895 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20896 for unbounded arrays.
20898 2008-01-30 Silvius Rus <rus@google.com>
20900 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20902 2008-01-30 Jan Hubicka <jh@suse.cz>
20905 * i386.c (init_cumulative_args): Use real function declaration when
20908 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20910 PR rtl-optimization/34998
20911 * global.c (build_insn_chain): Treat non-subreg_lowpart
20912 SUBREGs of pseudos as clobbering all the words covered by the
20913 SUBREG, not just all the bytes.
20914 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20915 original df_ref rather than an extract parameter.
20916 (global_conflicts): Update call accordingly.
20918 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20920 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20921 the overflow check to make it easier to read.
20922 (__fixtfdi): Change the type of the ll member in union
20923 long_double to UDItype_x.
20925 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20927 PR middle-end/34969
20928 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20929 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20930 * tree-inline.c (fold_marked_statements): Call
20931 cgraph_update_edges_for_call_stmt if folding a call statement.
20932 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20933 debug_generic_stmt calls, reset it back afterwards.
20936 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20938 * c-typeck.c (build_external_ref): Don't pedwarn about
20939 static vars in current function's scope.
20941 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20943 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20945 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20948 * ipa-struct-reorg.c: Fix spelling.
20949 * params.def: Ditto.
20951 2008-01-29 Richard Guenther <rguenther@suse.de>
20953 PR middle-end/35006
20954 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20956 * tree-inline.c (remap_type): Increment remapping_type_depth
20957 around remapping types.
20958 (copy_body_r): Only add referenced variables if they are referenced
20959 from code, not types.
20961 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20972 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20973 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20975 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20978 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20979 pointer for tiny stack.
20981 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20983 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20985 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20987 * config/vx-common.h: Fix typo in comment.
20989 2008-01-28 Ian Lance Taylor <iant@google.com>
20993 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20994 coalesce pointers if they have different DECL_NO_TBAA_P values.
20995 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20996 between variables with different DECL_NO_TBAA_P values.
20998 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21001 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21002 are not legitimate small data references on SPE targets.
21004 2008-01-28 David Daney <ddaney@avtrex.com>
21006 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21008 2008-01-28 David Daney <ddaney@avtrex.com>
21010 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21012 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21014 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21015 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21016 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21017 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21018 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21019 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21020 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21021 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21023 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21025 * basic-block.h (condjump_equiv_p): Fix comment.
21027 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21029 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21030 print_generic_stmt_indented): Fix comment.
21032 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21034 * configure.ac (__stack_chk_fail): Add detecion for availability
21035 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21036 * configure: Regenerate.
21038 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21040 PR middle-end/34688
21041 * final.c (output_addr_const): Handle TRUNCATE.
21043 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21046 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21047 (zero_cost, infinite_cost): New constants.
21048 (struct cost_pair): Change type of cost to comp_cost.
21049 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21050 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21052 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21053 split_address_cost, ptr_difference_cost, difference_cost,
21054 get_computation_cost_at, get_computation_cost,
21055 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21056 determine_use_iv_cost_condition, determine_use_iv_costs,
21057 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21058 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21059 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21060 Change type of cost to comp_cost.
21061 (determine_iv_cost): Increase cost of non-original ivs, instead
21062 of decreasing the cost of original ones.
21063 (get_address_cost): Indicate the complexity of the addressing mode
21065 (try_add_cand_for): Prefer using ivs not specific to some object.
21066 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21068 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21069 Janis Johnson <janis187@us.ibm.com>
21072 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21073 (TARGET_INSTANTIATE_DECLS): Likewise.
21074 * target.h (expand_to_rtl_hook): New target hook.
21075 (instantiate_decls): Likewise.
21076 * function.c (instantiate_decl): Make non-static. Rename to...
21077 (instantiate_decl_rtl): ... this.
21078 (instantiate_expr): Use instantiate_decl_rtl.
21079 (instantiate_decls_1): Likewise.
21080 (instantiate_decls): Likewise.
21081 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21082 * function.h (instantiate_decl_rtl): Add prototype.
21083 * cfgexpand.c (target.h): New include.
21084 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21085 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21086 (TARGET_INSTANTIATE_DECLS): Likewise.
21087 (TARGET_INITIALIZER): New target hooks added.
21088 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21090 * config/rs6000/rs6000.c (tree-flow.h): New include.
21091 (machine_function): Add sdmode_stack_slot field.
21092 (rs6000_alloc_sdmode_stack_slot): New function.
21093 (rs6000_instantiate_decls): Likewise.
21094 (rs6000_secondary_memory_needed_rtx): Likewise.
21095 (rs6000_check_sdmode): Likewise.
21096 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21097 (TARGET_INSTANTIATE_DECLS): Likewise.
21098 (rs6000_hard_regno_mode_ok): Allow SDmode.
21099 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21100 (rs6000_emit_move): Handle SDmode.
21101 (function_arg_advance): Likewise.
21102 (function_arg): Likewise.
21103 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21104 SDmode var args for 32-bit compiles.
21105 (rs6000_secondary_reload_class): Handle SDmode.
21106 (rs6000_output_function_epilogue): Likewise.
21107 (rs6000_function_value): Simplify if statement.
21108 (rs6000_libcall_value): Likewise.
21109 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21110 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21111 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21112 (movsd_hardfloat): New define_insn.
21113 (movsd_softfloat): Likewise.
21114 (movsd_store): Likewise.
21115 (movsd_load): Likewise.
21116 (extendsddd2): Likewise.
21117 (extendsdtd2): Likewise.
21118 (truncddsd2): Likewise.
21119 (movdd_hardfloat64): Fixup comment.
21120 (UNSPEC_MOVSD_LOAD): New constant.
21121 (UNSPEC_MOVSD_STORE): Likewise.
21123 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21126 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21128 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21129 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21130 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21131 and TRUTH_XOR_EXPR.
21133 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21136 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21137 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21138 __LONGDOUBLE128 too.
21139 * config/rs6000/aix61.h: New file.
21141 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21143 PR rtl-optimization/34959
21144 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21145 popcount and parity rtxes the same mode as their operand.
21146 Truncate or extend the result to the return value's mode
21149 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21152 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21153 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21154 to GOT_VERSION_REGNUM.
21155 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21156 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21157 * config/mips/mips.c (mips_emit_call_insn): New function.
21158 (mips_call_tls_get_addr): Call mips_expand_call directly.
21159 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21161 (mips16_build_call_stub): Likewise. Return the call insn or null.
21162 (mips_expand_call): Update the call to mips16_build_call_stub
21163 accordingly and a remove redundant condition. Assert that MIPS16
21164 stubs do not use lazy binding. Use mips_emit_call_insn and return
21166 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21168 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21169 (mips_avoid_hazard): Remove hazard_set handling.
21170 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21171 (UNSPEC_RESTORE_GP): ...this.
21172 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21173 (FAKE_CALL_REGNO): Rename to...
21174 (GOT_VERSION_REGNUM): ...this.
21175 (type): Add "ghost" value. Add an associated insn reservation.
21176 (hazard_set): Remove.
21177 (exception_receiver): Rename to...
21178 (restore_gp): ...this and update the unspec identifier accordingly.
21179 (exception_receiver, nonlocal_got_receiver): New expanders.
21180 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21181 FAKE_CALL_REGNO. Remove hazard_set attribute.
21182 (set_got_version, update_got_version): New patterns.
21184 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21187 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21189 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21192 * doc/install.texi2html: Generate gcc-vers.texi.
21194 2008-01-25 DJ Delorie <dj@redhat.com>
21196 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21198 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21200 * config/c4x: Remove directory.
21201 * config.gcc (crx-*, mt-*): Mark obsolete.
21202 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21203 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21204 sh-*-rtemscoff*): Remove cases.
21205 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21206 * real.c (encode_c4x_single, decode_c4x_single,
21207 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21208 c4x_extended_format): Remove.
21209 * real.h (c4x_single_format, c4x_extended_format): Remove.
21210 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21212 (Pragmas): Remove comment about c4x pragmas.
21213 * doc/install.texi (c4x): Remove target-specific instructions.
21214 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21215 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21216 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21217 refer to C4x source files as examples.
21218 (C4X_FLOAT_FORMAT): Remove documentation.
21220 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21222 * config/bfin/bfin.c (override_options): Reorder tests so that
21223 flag_pic gets enabled for -msep-data.
21225 2008-01-25 Richard Guenther <rguenther@suse.de>
21227 PR middle-end/32244
21228 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21229 to its bitfield precision if required.
21231 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21233 PR middle-end/33880
21234 * tree-nested.c (walk_omp_for): New function.
21235 (convert_nonlocal_reference, convert_local_reference): Call
21236 walk_omp_for on OMP_FOR.
21237 (convert_call_expr): Call walk_body on OMP_FOR's
21238 OMP_FOR_PRE_INIT_BODY.
21240 2008-01-25 Richard Guenther <rguenther@suse.de>
21242 PR tree-optimization/34966
21243 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21244 default defs and PHI_NODEs we have to insert after the
21245 defining statement.
21247 2008-01-24 Nick Clifton <nickc@redhat.com>
21249 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21250 Provide a default definition.
21251 (LIBGCC2_UNITS_PER_WORD): Likewise.
21253 * config/stormy16/stormy16.c: Include df.h for the prototype
21254 for df_regs_ever_live_p.
21255 (xstormy16_expand_builtin_va_start): Convert the stack offset
21256 into a component_ref and then use POINTER_PLUS_EXPR to add it
21257 to the incoming_virtual_args_rtx.
21258 (xstormy16_gimplify_va_arg_expr): Rename to
21259 xstormy16_gimplify_va_arg_expr.
21260 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21261 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21262 xstormy16_gimplify_va_arg_expr.
21263 Fix up some formatting issues.
21265 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21266 Move to predicates.md.
21267 (xs_hi_general_operand): Likewise.
21268 (xs_hi_nonmemory_operand): Likewise.
21269 * config/stormy16/predicates.md:
21270 (xstormy16_carry_plus_operand): New predicate.
21271 (xs_hi_general_operand): New predicate.
21272 (xs_hi_nonmemory_operand): New predicate.
21273 * config/stormy16/stormy16-protos.h:
21274 (xstormy16_carry_plus_operand): Delete prototype.
21275 (xs_hi_general_operand): Likewise.
21276 (xs_hi_nonmemory_operand): Likewise.
21278 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21279 modifiers as they are no longer needed and they can trigger
21280 reload spill failures.
21282 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21283 with a match_operand in order to help reload.
21285 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21286 constraint with 'e' for the 8th alternative as this version of
21287 the mov.w instruction only accepts the lower 8 registers.
21289 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21292 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21293 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21296 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21298 PR middle-end/33333
21299 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21301 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21303 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21305 (remove_structure): Update allocations list before removing structure.
21307 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21309 * ipa-struct-reorg.c (is_safe_cond_expr,
21310 create_new_stmts_for_cond_expr): Use integer_zerop function,
21311 that recognize not only zero-pointer, but zero-integer too.
21313 2008-01-25 Ben Elliston <bje@au.ibm.com>
21316 * fixproto: Escape "." in sed expression that strips leading "./".
21318 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21321 * gcc.c (SWITCH_OK): Removed.
21322 (SWITCH_LIVE): Changed to bit.
21323 (SWITCH_FALSE): Likewise.
21324 (SWITCH_IGNORE): Likewise.
21325 (switchstr): Change live_cond to unsigned int.
21326 (process_command): Replace SWITCH_OK with 0.
21327 (do_self_spec): Likewise.
21328 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21329 (give_switch): Likewise.
21330 (used_arg): Likewise.
21331 (do_spec_1): Set the SWITCH_IGNORE bit.
21332 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21333 bits. Set the SWITCH_LIVE bit.
21335 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21337 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21339 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21341 PR tree-optimization/34472
21342 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21343 parameter to a "bool *" and set *DATA to false if there is
21344 an unsafe access. Do not delete the structure here.
21345 (check_cond_exprs): Delete it here instead.
21346 (check_cond_exprs, exclude_cold_structs): Do not increase
21347 I when removing a structure.
21349 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21352 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21353 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21355 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21357 PR middle-end/34934
21358 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21359 a fixed vector for stack.
21361 2008-01-24 Ben Elliston <bje@au.ibm.com>
21364 * doc/gcc.texi (Software development): Add a direntry for g++.
21366 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21368 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21369 stale and straggling -fforce-addr comments above.
21371 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21373 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21374 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21376 2008-01-23 Michael Matz <matz@suse.de>
21379 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21382 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21384 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21385 malloc result type.
21387 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21389 * config/avr/avr.c (avr_current_arch): New variable.
21390 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21391 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21392 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21393 (avr_override_options): Init 'avr_current_arch'.
21394 (base_arch_s): Move from here...
21395 * config/avr/avr.h (base_arch_s): ... here. Add new members
21396 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21397 'mega' to 'have_jmp_call'.
21398 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21399 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21401 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21403 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21404 MULTILIB_MATCHES): Ditto.
21406 2008-01-23 Richard Guenther <rguenther@suse.de>
21408 PR middle-end/31529
21409 * cgraphunit.c (cgraph_reset_node): Always mark the node
21410 not reachable if it is not queued already.
21412 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21414 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21415 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21416 (cputype_selected): New static variable.
21417 (bfin_handle_option): Set it if -mcpu is used.
21418 (override_option): Select default set of workarounds if no cpu type
21419 selected on the command line.
21420 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21422 From Michael Frysinger <michael.frysinger@analog.com>
21423 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21424 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21426 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21427 for bf547, bf523, bf524, and bf526.
21428 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21430 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21431 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21432 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21433 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21434 * doc/invoke.texi (Blackfin Options): Document that
21435 -mcpu now accept bf547, bf523, bf524, and bf526.
21437 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21439 PR rtl-optimization/34628
21440 * combine.c (try_combine): Stop and undo after the first combination
21441 if an autoincrement side-effect on the first insn has effectively
21444 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21447 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21448 Offset addresses are not valid for Altivec or paired float modes.
21450 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21453 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21454 if DECL_INITIAL (decl) is error_mark_node.
21457 * c-common.c (handle_vector_size_attribute): Only allow
21458 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21459 the same way as pointer, array etc. types.
21460 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21463 * tree.c (build_type_attribute_qual_variant): Call
21464 build_qualified_type if attributes are equal, but quals are not.
21466 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21469 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21470 * flags.h (warn_strict_aliasing): Remove.
21471 (warn_strict_overflow): Remove.
21472 * opts.c (warn_strict_aliasing): Remove.
21473 (warn_strict_overflow): Remove.
21474 * c-opts.c (c_common_handle_option): -Wall only sets
21475 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21476 (c_common_post_options): Give default values to -Wstrict-aliasing
21477 and -Wstrict-overflow if they are uninitialized.
21478 * common.opt (Wstrict-aliasing): Specify Var and Init.
21479 (Wstrict-overflow): Likewise.
21481 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21483 PR rtl-optimization/26854
21484 PR rtl-optimization/34400
21485 PR rtl-optimization/34884
21486 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21488 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21489 (df_rd_bb_info.expanded_lr_out): Deleted
21490 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21491 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21492 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21493 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21494 Removed code to allocate, initialize or free expanded_lr_out.
21495 (df_rd_bb_local_compute_process_def): Restructured to make more
21497 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21498 sets if the sets are being trimmed.
21500 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21503 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21504 (as_vers): Likewise.
21505 * configure: Regenerated.
21507 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21509 PR middle-end/33092
21510 * tree-pass.h (pass_build_alias): New pass.
21511 * tree-ssa-alias.c (gate_build_alias): New.
21512 (pass_build_alias): New.
21513 * passes.c (init_optimization_passes): Add pass_build_alias after
21514 pass_create_structure_vars.
21516 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21518 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21519 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21520 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21521 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21522 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21523 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21524 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21525 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21526 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21527 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21528 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21529 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21530 * config/s390/s390.md (FP_ALL): New mode iterator.
21531 (_d): New mode attribute.
21532 ("*signbit<mode>2>"): Changed mode of first operand.
21533 ("isinf<mode>2"): Changed mode of first operand.
21534 ("*TDC_insn"): Adaptation for DFP modes.
21536 2008-01-22 Ben Elliston <bje@au.ibm.com>
21538 * tree.c (check_qualified_type): Improve function description.
21540 2008-01-21 Jason Merrill <jason@redhat.com>
21543 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21544 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21547 2008-01-21 DJ Delorie <dj@redhat.com>
21549 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21552 2008-01-21 Richard Guenther <rguenther@suse.de>
21554 PR middle-end/34856
21555 * tree-cfg.c (verify_expr): Allow all invariant expressions
21556 instead of just constant class ones as reference argument.
21557 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21558 like any other constant.
21559 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21561 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21563 * regmove.c (fixup_match_1): Update call crossed frequencies.
21565 2008-01-21 Richard Guenther <rguenther@suse.de>
21568 * tree-inline.c (setup_one_parameter): Deal with mismatched
21569 types using a VIEW_CONVERT_EXPR.
21571 2008-01-21 Alon Dayan <alond@il.ibm.com>
21572 Olga Golovanevsky <olga@il.ibm.com>
21574 PR tree-optimization/34701
21575 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21576 when the structure size is not a power of 2.
21578 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21580 * doc/install.texi: Add doc for --enable-checking=df.
21582 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21584 PR rtl-optimization/34808
21585 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21587 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21589 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21592 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21594 PR rtl-optimization/26854
21595 PR rtl-optimization/34400
21596 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21598 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21599 (df_rd_bb_info.expanded_lr_out): New.
21600 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21601 * loop_iv.c (iv_analysis_loop_init): Ditto.
21602 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21603 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21604 Added code to allocate, initialize or free expanded_lr_out.
21605 (df_rd_bb_local_compute_process_def): Restructured to make
21606 more understandable.
21607 (df_rd_confluence_n): Add code to do nothing with fake edges and
21608 code to no apply invalidate_by_call sets if the sets are being trimmed.
21609 (df_lr_local_finalize): Renamed to df_lr_finalize.
21610 (df_live_local_finalize): Renamed to df_live_finalize.
21612 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21615 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21616 deciding whether to use reciprocal instructions.
21618 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21620 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21621 dwarf2out_note_section_used if cold_text_section is NULL.
21623 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21625 PR gcov-profile/34610
21626 * tree-cfg.c (make_edges): Mark both outgoing edges from
21627 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21628 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21629 from OMP_FOR and OMP_CONTINUE outgoing edges.
21631 * tree-profile.c (tree_profiling): Return early if
21632 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21634 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21635 from cfun to child_cfun.
21636 * function.h (struct function): Add after_tree_profile bit.
21638 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21640 * config/avr/avr.S (_exit): Disable interrupt.
21642 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21643 Steven Bosscher <stevenb.gcc@gmail.com>
21645 PR rtl-optimization/26854
21646 PR rtl-optimization/34400
21647 * df-problems.c (df_live_scratch): New scratch bitmap.
21648 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21649 (df_live_reset): Clear the proper bitmaps.
21650 (df_live_bb_local_compute): Only process the artificial defs once
21651 since the order is not important.
21652 (df_live_init): Init the df_live sets only with the variables
21653 found live by df_lr.
21654 (df_live_transfer_function): Use the df_lr sets to prune the
21655 df_live sets as they are being computed.
21656 (df_live_free): Free df_live_scratch.
21658 2008-01-18 Ian Lance Taylor <iant@google.com>
21660 * common.opt: Add fmerge-debug-strings.
21661 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21662 flag_merge_debug_strings rather than flag_merge_constants.
21663 * doc/invoke.texi (Option Summary): Mention
21664 -fmerge-debug-strings.
21665 (Debugging Options): Document -fmerge-debug-strings.
21667 2008-01-18 Ian Lance Taylor <iant@google.com>
21670 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21671 (struct tree_function_decl): Add new field operator_new_flag.
21672 * tree-inline.c (expand_call_inline): When inlining a call to
21673 operator new, force the return value to go into a variable, and
21674 set DECL_NO_TBAA_P on that variable.
21675 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21677 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21680 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21681 DWARF2_DEBUGGING_INFO.
21682 (dwarf2out_note_section_used): Ditto. Add prototype.
21683 (have_multiple_function_sections, text_section_used,
21684 cold_text_section_used, *cold_text_sections): Move declarations
21687 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21689 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21690 field and add signal_ra.
21691 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21692 assignments to frame state pc. Move end of stack check after
21693 MD_FALLBACK_FRAME_STATE_FOR.
21694 (uw_update_context_1): Use frame state signal_regs if set, instead
21695 of checking signal_frame flag.
21696 (uw_update_context): Use frame state signal_ra if set.
21697 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21698 * config/xtensa/linux-unwind.h: New file.
21700 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21702 * modulo-sched.c (get_sched_window): Fix comment typo.
21704 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21706 PR tree-optimization/34648
21707 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21709 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21711 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21712 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21714 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21716 PR rtl-optimization/34400
21717 * df-core.c (df_worklist_dataflow_overeager,
21718 df_worklist_dataflow_doublequeue): New functions.
21719 (df_worklist_dataflow): Two different worklist solvers.
21720 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21723 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21726 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21727 and ftree-parallelize-loops.
21729 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21731 PR rtl-optimization/34826
21732 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21734 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21736 * global.c (find_reg): Mark the eh regs as used if necessary.
21737 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21738 * ra.h (struct allocno): no_eh_reg field added. Changed
21739 no_stack_reg type to bitfield.
21741 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21743 * tree.c (substitute_in_expr): Add missing 'break'.
21745 2008-01-17 Richard Guenther <rguenther@suse.de>
21747 PR tree-optimization/34825
21748 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21749 x / x as division to handle.
21751 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21753 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21754 "-pthread" is specified.
21755 * pa-hpux11.h (LIB_SPEC): Likewise.
21757 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21758 Peter Bergner <bergner@vnet.ibm.com>
21760 PR rtl-optimization/33796
21761 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21763 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21765 PR libgfortran/34699
21766 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21768 * pa-hpux10.h (LINK_SPEC): Likewise.
21769 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21771 2008-01-16 Richard Guenther <rguenther@suse.de>
21773 PR middle-end/32628
21774 * fold-const.c (fold_convert_const_int_from_int): Do not
21775 set overflow if that occured only because of a sign extension
21776 change when converting from/to a sizetype with the same
21777 precision and signedness.
21779 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21782 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21783 location address to the correct place. Update copyright year.
21785 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21787 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21788 no dependences in the dependence_relations vector.
21790 2008-01-16 Jan Hubicka <jh@suse.cz>
21792 PR rtl-optimization/31396
21793 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21794 * cfg.c (dump_reg_info): Print it.
21795 * regs.h (struct reg_info_t): add freq_calls_crossed.
21796 (REG_FREQ_CALLS_CROSSED): New macro.
21797 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21798 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21799 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21800 regmove_optimize): Update call crossed frequencies.
21801 * local-alloc.c (struct qty): Add freq_calls_crossed.
21802 (alloc_qty): Copute freq_calls_crossed.
21803 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21804 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21805 * ra.h (struct allocno): Add freq_calls_crossed.
21807 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21809 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21810 libgomp when compiling with ftree-parallelize-loops.
21811 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21813 2008-01-16 Richard Guenther <rguenther@suse.de>
21815 PR tree-optimization/34769
21816 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21817 * tree.c (int_cst_value): Instead make this function more
21818 permissive in what it accepts as valid input. Document this
21819 function always sign-extends the value.
21821 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21822 Richard Guenther <rguenther@suse.de>
21825 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21826 (gimple_fold_indirect_ref_rhs): ... this.
21827 (gimple_fold_indirect_ref): New function with foldings
21828 that preserve lvalueness.
21829 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21830 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21831 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21832 to fold an INDIRECT_REF, fall back to the old use of
21833 fold_indirect_ref_1.
21835 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21837 * tree-data-ref.c (subscript_dependence_tester_1): Call
21838 free_conflict_function.
21839 (compute_self_dependence): Same.
21841 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21844 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21845 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21847 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21848 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21849 for DWARF2_UNWIND_INFO targets.
21851 2008-01-16 Richard Guenther <rguenther@suse.de>
21854 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21855 type qualifiers for function types.
21857 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21859 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21860 loop_iterator li from previous commit.
21862 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21864 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21866 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21868 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21869 (parallelize_loops): Don't parallelize irreducible components.
21871 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21874 * c-opts (c_common_post_options): Do not enable CPP
21875 flag_pedantic_errors by default.
21877 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21879 PR rtl-optimization/31944
21880 * cse.c (remove_pseudo_from_table): New function.
21881 (merge_equiv_classes): Use above function to remove pseudo-registers.
21882 (invalidate): Likewise.
21884 2008-01-13 Richard Guenther <rguenther@suse.de>
21886 PR middle-end/34601
21887 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21888 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21890 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21892 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21893 validate_change to unshare the source of the PC set.
21895 2008-01-12 Jan Hubicka <jh@suse.cz>
21897 PR middle-end/32135
21898 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21899 references above array bounds. This might trigger bounds checks for
21900 pointers to arrays.
21902 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21904 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21905 new_replaceable_dependencies.
21907 2008-01-12 Doug Kwan <dougkwan@google.com>
21909 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21910 instead of OPT_Wreturn_type in warning due to ignored return type
21912 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21913 options included in -Wextra.
21914 * c.opt: New option -Wignored_qualifiers.
21915 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21916 -Wignore_qualifiers.
21917 (-Wignored-qualifiers): Document.
21918 (-Wreturn-type): Remove description of functionality now handled
21919 by -Wignored-qualifiers.
21921 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21924 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21925 NOP_EXPR if it is between integral types with the same precision.
21927 2008-01-12 Jan Hubicka <jh@suse.cz>
21930 * invoke.texi (max-inline-recursive-depth): Fix default value.
21932 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21934 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21937 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21939 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21941 2008-01-11 James E. Wilson <wilson@specifix.com>
21944 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21946 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21948 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21949 save/restore frame pointer register and don't use 'call-prologues'
21950 optimization in function with "OS_task" attribute.
21952 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21954 PR middle-end/31309
21955 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21956 when copying to memory.
21958 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21960 PR rtl-optimization/30905
21961 * cfgcleanup.c: Include dce.h
21962 (crossjumps_occured): New global variable.
21963 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21964 If something changed, set crossjumps_occured to true.
21965 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21966 Don't add/remove fake edges to exit here...
21967 (cleanup_cfg): ...but do it here, when crossjumping.
21968 Run a fast DCE when successful crossjumps occured in the latest
21969 iteration of try_optimize_cfg.
21971 2008-01-11 Richard Guenther <rguenther@suse.de>
21973 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21974 (struct vn_unary_op_s): Likewise.
21975 (vn_reference_insert): Free old reference on hash collision.
21977 2008-01-10 Raksit Ashok <raksit@google.com>
21979 PR rtl-optimization/27971
21980 * combine.c (find_split_point): Split PLUS expressions which are
21981 inside a MEM rtx, and whose first operand is complex.
21983 2008-01-10 DJ Delorie <dj@redhat.com>
21985 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21986 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21987 (m32c_hard_regno_ok): Call the underlying function.
21989 2008-01-10 Richard Guenther <rguenther@suse.de>
21991 PR middle-end/34683
21992 * tree-cfg.c (tree_merge_blocks): Do not go through the
21993 full-blown folding and stmt updating path if we just deal
21994 with virtual operands.
21995 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21996 test for abnormal SSA_NAMEs.
21998 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22000 PR middle-end/34641
22001 * reload.c (push_reload): Add assertions. All constants from
22002 reg_equiv_constant should have been used for replacing the respective
22004 (find_reloads_address): Invoke find_reloads_address_part for
22005 constant taken from the reg_equiv_constant array.
22007 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22009 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22010 field (valnum) the first in the struct. Replace bools with
22013 2008-01-10 Richard Guenther <rguenther@suse.de>
22015 PR tree-optimization/34651
22016 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22017 types and ordering for masking and converting.
22019 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22021 PR tree-optimization/34017
22022 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22023 also for PHI_NODE expressions.
22025 2008-01-09 Jan Hubicka <jh@suse.cz>
22027 PR tree-optimization/34708
22028 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22029 based on number of case labels.
22030 (init_inline_once): Remove switch_cost.
22031 * tree-inline.h (eni_weights_d): Remove switch_cost.
22033 2008-01-09 Richard Guenther <rguenther@suse.de>
22034 Andrew Pinski <andrew_pinski@playstation.sony.com>
22036 PR middle-end/30132
22037 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22038 temporary if an rvalue is ok or an lvalue is not required.
22040 2008-01-09 Richard Guenther <rguenther@suse.de>
22042 PR middle-end/34458
22043 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22044 adjust return type.
22046 2008-01-09 Richard Guenther <rguenther@suse.de>
22048 PR middle-end/34679
22049 * tree.c (host_integerp): Check for sizetype only if the
22050 type is an integer type.
22052 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22055 * opts.c (decode_options): Disable inlining of functions called
22056 once if not in unit-at-a-time mode.
22058 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22060 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22062 2008-01-08 Richard Guenther <rguenther@suse.de>
22064 PR middle-end/31863
22065 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22066 out early if the result will be unused.
22068 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22073 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22074 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22077 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22079 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22080 for vectorization tuned.
22082 2008-01-08 Richard Guenther <rguenther@suse.de>
22084 PR tree-optimization/34683
22085 * tree-ssa-operands.c (operand_build_cmp): Export.
22086 * tree-ssa-operands.h (operand_build_cmp): Declare.
22087 * tree-vn.c (vuses_compare): Remove.
22088 (sort_vuses): Use operand_build_cmp.
22089 (sort_vuses_heap): Likewise.
22090 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22091 to re-use old VEC if available. Do not sort already sorted VUSEs.
22092 (vdefs_to_vec): Do not sort already sorted VDEFs.
22094 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22096 PR middle-end/34694
22097 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22099 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22102 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22103 limitations of reciprocal sequences on x86 targets.
22105 2008-01-08 Richard Guenther <rguenther@suse.de>
22107 PR tree-optimization/34683
22108 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22110 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22113 * config/darwin.c (darwin_mergeable_string_section): Don't use
22114 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22116 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22119 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22120 negxf2. Macroize expander using X87MODEF mode iterator. Change
22121 predicates of op0 and op1 to register_operand.
22122 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22123 expander using X87MODEF mode iterator. Change predicates of
22124 op0 and op1 to register_operand.
22125 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22126 corresponding patterns and macroize using MODEF macro. Change
22127 predicates of op0 and op1 to register_operand and remove
22128 "m" constraint. Disparage "r" alternative with "!".
22129 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22130 macroize using X87MODEF macro. Change predicates of op0 and op1
22131 to register_operand and remove "m" constraint. Disparage "r"
22132 alternative with "!".
22133 (absneg splitter with memory operands): Remove.
22134 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22135 patterns and macroize using X87MODEF mode iterator.
22136 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22137 Change predicate of op1 to register_operand.
22138 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22139 for memory operands.
22141 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22143 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22145 2008-01-07 Richard Guenther <rguenther@suse.de>
22147 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22150 2008-01-07 Richard Guenther <rguenther@suse.de>
22152 PR tree-optimization/34683
22153 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22154 VOPs of the needed size to save memory. Use VEC_quick_push
22155 to save compile-time.
22156 (vdefs_to_vec): Likewise.
22158 2008-01-07 Sa Liu <saliu@de.ibm.com>
22160 * config/spu/spu.md (divdf3): Genetate inline code for double
22161 division. The implementation doesn't handle INF or NAN, therefore it
22162 only applies when -ffinite-math-only is given.
22164 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22167 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22168 * doc/cpp.texi ([Common Predefined Macros]): Document.
22170 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22172 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22173 order to use commutative addition instead of subtraction.
22175 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22176 Mircea Namolaru <namolaru@il.ibm.com>
22177 Vladimir Yanovsky <yanov@il.ibm.com>
22178 Revital Eres <eres@il.ibm.com>
22180 PR tree-optimization/34263
22181 * tree-outof-ssa.c (process_single_block_loop_latch,
22182 contains_tree_r): New functions.
22183 (analyze_edges_for_bb): Call process_single_block_loop_latch
22184 function to empty single-basic-block latch block if possible.
22186 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22188 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22190 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22192 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22194 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22196 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22198 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22200 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22202 PR tree-optimization/34618
22203 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22206 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22209 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22210 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22211 Update copyright year.
22213 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22214 Update copyright year.
22215 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22218 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22220 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22221 edge does not point to current bb before changing need_assert.
22223 2008-01-04 Richard Guenther <rguenther@suse.de>
22225 PR middle-end/34029
22226 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22227 for verifying purposes if they are is_gimple_min_invariant.
22229 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22231 PR tree-optimization/34448
22232 PR tree-optimization/34465
22233 * gimplify.c (gimplify_init_constructor): Add new parameter
22234 notify_temp_creation. Use it.
22235 (gimplify_modify_expr_rhs): Take volatiles into account when
22236 optimizing constructors.
22237 Do not optimize constructors if gimplify_init_constructor will dump to
22239 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22240 * gcc.c-torture/compile/pr34448.c: New.
22242 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22244 PR gcov-profile/34609
22245 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22246 return_slot if result is TREE_ADDRESSABLE.
22248 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22250 * config/mips/mips.md (sqrt_condition): Tweak comment.
22251 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22253 2008-01-03 Tom Tromey <tromey@redhat.com>
22256 * c-common.c (c_type_hash): Handle VLAs.
22258 2008-01-03 Jan Hubicka <jh@suse.cz>
22260 PR tree-optimization/31081
22261 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22262 0 when inlining and not inlining to first basic block.
22263 (remap_decl): When var is initialized to 0, don't set default_def.
22264 (expand_call_inline): Set entry_bb.
22265 * tree-inline.h (copy_body_data): Add entry_bb.
22267 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22270 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22273 PR tree-optimization/29484
22274 * tree-inline.c (inline_forbidden_p_2): New function.
22275 (inline_forbidden_p): Disallow inlining if some static var
22276 has an address of a local LABEL_DECL in its initializer.
22277 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22280 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22282 PR tree-optimization/34635
22283 * tree-data-ref.c (add_other_self_distances): Make sure that the
22284 evolution step is constant.
22286 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22288 PR middle-end/34608
22289 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22291 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22293 * tree-sra.c (scalarize_init): Insert the generate_element_init
22294 statements after the generate_element_zero statements.
22296 2008-01-02 Richard Guenther <rguenther@suse.de>
22298 PR middle-end/34093
22299 PR middle-end/31976
22300 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22301 for very large number of operands instead of ICEing.
22303 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22306 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22307 while stack probing.
22309 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22311 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22314 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22316 PR libmudflap/26442
22317 * tree-mudflap.c (mx_register_decls): Guard warning by
22318 !DECL_ARTIFICIAL check.
22320 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22322 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22323 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22324 sse5_perm<mode>): Fix constraints.