1 2008-09-04 Ian Lance Taylor <iant@google.com>
3 * varasm.c (narrowing_initializer_constant_valid_p): New
5 (initializer_constant_valid_p): Call it.
7 2008-09-04 Jeff Law <law@redhat.com>
9 * fold-const.c (native_encode_real): Fix computation of WORDS.
10 (native_interpret_real): Likewise.
12 2008-09-04 Janis Johnson <janis187@us.ibm.com>
14 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
16 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
18 * ira-conflicts.c (process_regs_for_copy): Check insn to check
19 that the cost is already taken into account in ira-costs.c
21 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
23 * ira-build.c (print_copy, print_copies, ira_debug_copy,
24 ira_debug_copies): New.
25 (ira_bulid): Call print_copies.
27 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
29 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
32 * config/rs6000/rs6000.c (optimization_options): Remove check of
35 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
37 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
38 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
39 second operand is a reg_imm10_operand.
40 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
41 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
42 (*seq_<GPR:mode><GPR2:mode>): Rename to
43 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
45 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
46 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
48 (*sne_<GPR:mode><GPR2:mode>): Rename to
49 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
52 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
54 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
55 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
56 combining an arithmetic right shift by more than 31 and a
57 trunction. Don't match for out-of-range shift amounts. Set
58 attribute mode to <MODE>.
59 (*lshr32_trunc<mode>): Name the pattern combining a logical right
60 shift by 32 and and a truncation. Set attribute mode to <MODE>.
61 (*<optab>_trunc<mode>_exts): New pattern for truncated right
62 shifts by less than 32.
63 (extv): Change predicate on first operand to accept registers.
64 Change predicate of the other operands from immediate_operand to
65 const_int_operand. Expand exts when source is a register.
66 (extzv): Change predicate of the constant operands from
67 immediate_operand to const_int_operand.
68 (extzv<mode>): Change predicate of the constant operands from
69 immediate_operand to const_int_operand and no constraint. Also
71 (*extzv_trunc<mode>_exts): New pattern.
73 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
75 * config/mips/mips.h (ISA_HAS_CINS): New macro.
76 * config/mips/mips-protos.h (mask_low_and_shift_p,
77 mask_low_and_shift_len): Declare.
78 * config/mips/mips.c (mask_low_and_shift_p,
79 mask_low_and_shift_len): New functions.
80 (mips_print_operand): Handle new operand prefix "m".
81 * config/mips/mips.md (*cins<mode>): New pattern.
83 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
85 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
88 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
90 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
91 regardless of epilogue_completed.
93 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
96 * ira-lives.c (process_bb_node_lives): Check setjmp.
98 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
101 * ira-build.c (form_loop_tree): Reverse BB walk.
102 (create_bb_allocnos): Likewise.
103 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
104 (mark_reg_store): Rename to...
105 (mark_ref_live): ...this and take a df_ref argument instead of
106 note_stores arguments. Assert that we have a register.
107 (mark_reg_clobber): Delete.
108 (def_conflicts_with_inputs_p): New function.
109 (mark_reg_conflicts): Delete.
110 (mark_reg_death): Rename to...
111 (mark_ref_dead): ...this and take a df_ref argument instead of
112 a register. Assert that we have a register.
113 (process_bb_node_lives): Hoist frequency calculation out of
114 instruction walk. Convert from a forwards scan to a backwards scan.
115 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
116 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
117 (create_allocno_live_ranges): Don't create regs_set.
119 2008-09-04 Ian Lance Taylor <iant@google.com>
121 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
123 * calls.c (emit_library_call_value_1): Use MEM_P rather than
124 comparing MODE with MEM.
125 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
126 comparing with GF_PREDICT_TAKEN.
127 (gimple_get_lhs): Change code to enum gimple_code.
128 (gimple_set_lhs): Likewise.
129 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
130 * omp-low.c (find_omp_clause): Change kind parameter to enum
132 * tree-flow.h (find_omp_clause): Update declaration.
133 * regrename.c (clear_dead_regs): Change kind parameter to enum
135 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
137 * see.c (see_get_extension_data): Change return type to enum
138 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
139 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
140 (see_gen_normalized_extension): Change extension_code parameter to
142 (see_seek_pre_extension_expr): Change extension_code to enum
144 (see_merge_one_def_extension): Likewise.
145 (see_handle_relevant_defs): Likewise.
146 (see_handle_relevant_uses): Likewise.
147 (see_analyze_one_def): Likewise.
148 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
149 GIMPLE_ASM rather than ASM_EXPR.
150 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
151 GIMPLE_RETURN rather than RETURN_EXPR.
152 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
153 (evaluate_stmt): Likewise.
154 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
155 to enum vect_relevant.
156 (vect_mark_stmts_to_be_vectorized): Change assertion to not
157 compare gimple codes with tree codes.
159 2008-09-04 Paul Brook <paul@codesourcery.com>
161 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
163 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
165 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
166 pointer check lost in the recent no-unit-at-a-time patch.
168 2008-09-04 Jan Hubicka <jh@suse.cz>
171 * tree-switch-conversion.c (check_final_bb): Accept only IP
174 2008-09-04 Jan Hubicka <jh@suse.cz>
176 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
178 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
179 using_ranges argument.
180 (vrp_evaluate_conditional): Avoid bogus warning for type range.
181 (vrp_visit_cond_stmt): Update call of
182 vrp_evaluate_conditional_warnv_with_ops
184 2008-09-04 Jan Hubicka <jh@suse.cz>
186 PR tree-optimization/37345
187 PR tree-optimization/37358
188 PR tree-optimization/37357
189 * tree.c (build_function_type_skip_args): Build distinct type copy;
191 (build_function_decl_skip_args): Set type of new decl not orig decl;
192 clear DECL_VINDEX for methods turned into functions.
194 2008-09-04 Nick Clifton <nickc@redhat.com>
196 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
198 * configure: Regenerate.
199 * config.in: Regenerate.
200 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
201 alignment field, if it is supported.
203 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
205 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
208 2008-09-03 David Edelsohn <edelsohn@gnu.org>
210 * config/rs6000/rs6000.c (processor_target_table): Do not
211 enable VMX for POWER6.
213 2008-09-03 Anton Blanchard <anton@samba.org>
215 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
216 emit memory barrier before operation.
218 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
221 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
222 default_elf_asm_output_external.
224 2008-09-03 Jeff Law <law@redhat.com>
226 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
228 2008-09-03 Richard Henderson <rth@redhat.com>
230 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
231 memory barrier to below the test-and-set.
232 (alpha_split_lock_test_and_set_12): Likewise.
234 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
238 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
241 * ira-color.c (print_loop_title): Use all_allocnos.
242 (color_pass): Ditto. Don't add border_allocnos. Check that
243 subloop allocno in the correspdoning bitmap all_allocnos.
245 * ira-emit.c (change_loop): Use all_allocnos.
247 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
249 (ira_create_allocno): Set up all_allocnos bit for the created
251 (create_cap_allocno): Remove setting mentioned_allocnos.
252 (create_insn_allocnos): Ditto.
253 (remove_unnecessary_allocnos): Use all_allocnos.
254 (check_allocno_creation): Check that allocnos are in the
255 corresponding bitmap all_allocnos.
257 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
261 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
262 (process_regs_for_copy): Process subregs. Refine check when cost
263 is taken into account in ira-costs.c.
264 (process_reg_shuffles): Use REG_SUBREG_P.
265 (add_insn_allocno_copies): Ditto. Ignore modes.
267 * ira-color.c (conflict_allocno_vec): New.
268 (COST_HOP_DIVISOR): New macro.
269 (update_copy_costs_1): Use it.
270 (update_conflict_hard_regno_costs): New function.
271 (assign_hard_reg): Use it.
272 (ira_color): Allocate and free conflict_allocno_vec.
274 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
278 * ira-int.h (ira_sort_insn_chain): Remove.
280 * ira.c (basic_block_order_nums, chain_insn_order,
281 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
282 (ira): Don't call ira_sort_insn_chain.
284 * reload1.c (reload): Don't call ira_sort_insn_chain.
286 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
289 * cgraphunit.c (update_call_expr): Remove eh regions from statements
290 which become non throw.
291 (cgraph_function_versioning): Also clear DECL_WEAK. Call
292 update_call_expr after updating the flags on the decl.
294 2008-09-03 Jan Hubicka <jh@suse.cz>
296 PR tree-optimization/37315
297 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
298 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
299 (cgraph_analyze_functions): Use node->analyzed
300 (cgraph_mark_functions_to_output): Likewise.
301 (cgraph_expand_function): All functions can be released after
303 (cgraph_optimize): Use gimple_has_body_p.
304 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
305 (cgraph_decide_inlining_incrementally): Likewise.
306 (inline_transform): Inline transform.
307 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
309 (inlinable_function_p): Drop gimple_body check.
310 (expand_call_inline): Use gimple_has_body_p.
311 * gimple.c (gimple_has_body_p): New.
312 * gimple.h (gimple_has_body_p): Add prototype.
313 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
314 (dump_function_to_file): Use gimple_has_body_p check.
316 2008-09-03 Jakub Jelinek <jakub@redhat.com>
319 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
321 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
323 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
325 From Michael Frysinger <michael.frysinger@analog.com>
326 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
327 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
330 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
333 * doc/extend.texi: Document picoChip builtin functions.
334 * doc/invoke.texi: Document picoChip options.
335 * doc/contrib.texi: Add picoChip contribution.
336 * doc/md.texi: Document picoChip constraints.
337 * config.gcc: Add picochip-*-*.
338 * config/picochip/: Add new port.
340 2008-09-03 Richard Guenther <rguenther@suse.de>
342 PR tree-optimization/37328
343 * tree-sra.c (sra_build_assignment): Gimplify properly.
344 (generate_copy_inout): Take the correct stmt as definition,
347 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
349 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
352 From Michael Frysinger <michael.frysinger@analog.com>
353 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
355 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
357 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
359 (__gthread_setspecific): Revert 2008-08-31 change to
360 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
363 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
365 * diagnostic.c (error_at): New.
366 * toplev.h (error_at): New prototype.
367 * c-typeck.c (build_array_ref): Call error_at instead of error.
368 Pass location to pedwarn.
370 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
372 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
374 2008-09-02 Jakub Jelinek <jakub@redhat.com>
376 * dwarf2out.c (tree_add_const_value_attribute): Only handle
377 VAR_DECL and CONST_DECL.
379 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
380 Jakub Jelinek <jakub@redhat.com>
382 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
383 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
384 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
385 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
386 Don't set ix86_save_varrargs_registers.
387 (ix86_setup_incoming_varargs): Assume cum != NULL.
388 (ix86_va_start): Check ix86_varargs_gpr_size and
389 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
390 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
391 from frame pointer if ix86_varargs_gpr_size == 0.
392 (ix86_compute_frame_layout): Updated.
393 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
394 (ix86_varargs_gpr_size): Define.
395 (ix86_varargs_fpr_size): Likewise.
396 (machine_function): Remove save_varrargs_registers.
397 Add varargs_gpr_size and varargs_fpr_size.
399 2008-09-02 Jakub Jelinek <jakub@redhat.com>
401 * config/alpha/alpha.c (va_list_skip_additions,
402 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
403 (alpha_gimplify_va_arg): Call unshare_expr on second use of
406 PR tree-optimization/36766
407 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
408 for already removed basic blocks.
411 * real.c (real_maxval): Clear a lower bit to make real_maxval
412 match get_max_float for IBM long double format.
414 2008-09-02 Andreas Schwab <schwab@suse.de>
416 * configure.ac: Use m4_quote to quote the expansion of m4_do.
417 * configure: Regenerate.
419 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
421 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
422 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
423 checking for a non-VOID CONSTANT_P.
425 2008-09-02 Jan Hubicka <jh@suse.cz>
427 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
428 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
430 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
432 * expr.c (emit_group_store): Don't assert stack temp mode size.
434 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
435 Tobias Grosser <grosser@fim.uni-passau.de>
436 Jan Sjodin <jan.sjodin@amd.com>
437 Harsha Jagasia <harsha.jagasia@amd.com>
438 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
439 Konrad Trifunovic <konrad.trifunovic@inria.fr>
440 Adrien Eliche <aeliche@isty.uvsq.fr>
442 Merge from graphite branch.
445 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
446 * doc/invoke.texi (-floop-block, -floop-interchange,
447 -floop-strip-mine): Document new flags.
448 * tree-into-ssa.c (gimple_vec): Moved...
449 * tree-loop-distribution.c (rdg_component): Moved...
450 * cfgloopmanip.c: Include tree-flow.h.
451 (update_dominators_in_loop): New.
452 (create_empty_if_region_on_edge): New.
453 (create_empty_loop_on_edge): New.
454 (loopify): Use update_dominators_in_loop.
455 * tree-pass.h (pass_graphite_transforms): Declared.
456 * configure: Regenerate.
457 * tree-phinodes.c (make_phi_node): Export.
458 (add_phi_node_to_bb): New, split from create_phi_node.
459 * tree-chrec.c (for_each_scev_op): New.
460 * tree-chrec.h (for_each_scev_op): Declared.
461 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
462 (remove_statement): Call get_phi_with_result.
463 * config.in (HAVE_cloog): Undef.
464 * gdbinit.in (pgg): New.
465 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
466 * tree-ssa-loop.c (graphite_transforms): New.
467 (gate_graphite_transforms): New.
468 (pass_graphite_transforms): New.
469 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
470 HAVE_cloog): Defined.
471 * tree-vectorizer.c (rename_variables_in_bb): Export.
472 * tree-data-ref.c (dr_may_alias_p): Export.
473 (stmt_simple_memref_p): New.
474 (find_data_references_in_stmt): Export.
475 (find_data_references_in_loop): Export.
476 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
477 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
478 (create_rdg_vertices): Export.
479 (build_empty_rdg): New.
480 (build_rdg): Call build_empty_rdg. Free dependence_relations.
481 * tree-data-ref.h (rdg_component): ... here.
483 (struct data_reference): Add a field scop.
485 (find_data_references_in_loop): Declared.
486 (find_data_references_in_stmt): Declared.
487 (create_rdg_vertices): Declared.
488 (dr_may_alias_p): Declared.
489 (stmt_simple_memref_p): Declared.
490 (struct rdg_edge): Add a field ddr_p relation.
491 (build_empty_rdg): Declared.
492 * lambda.h (lambda_matrix): Declare a VEC of.
493 (find_induction_var_from_exit_cond): Declared.
494 (lambda_vector_compare): New.
495 * common.opt (fgraphite, floop-strip-mine,
496 floop-interchange, floop-block): New flags.
497 * lambda-code.c (find_induction_var_from_exit_cond): Export.
498 * cfgloop.c (is_loop_exit): New.
499 * cfgloop.h (is_loop_exit): Declared.
500 (create_empty_if_region_on_edge): Declared.
501 (create_empty_loop_on_edge): Declared.
502 * tree-flow.h (add_phi_node_to_bb): Declared.
503 (make_phi_node): Declared.
504 (rename_variables_in_bb): Declared.
505 (perfect_loop_nest_depth): Declared.
506 (graphite_transform_loops): Declared.
507 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
508 (graphite.o-warn): Add -Wno-error.
509 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
510 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
511 (INCLUDES): Add PPLINC, CLOOGINC.
512 (OBJS-common): Add graphite.o.
513 (graphite.o): Add rule.
514 * gimple.h (gimple_vec): ... here.
515 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
516 * passes.c (init_optimization_passes): Schedule
517 pass_graphite_transforms.
519 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
522 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
523 and -fno-toplevel-reorder after handle_options.
525 2008-09-02 Paul Brook <paul@codesourcery.com>
527 * config/arm/arm.c (arm_tune_cortex_a9): Define.
528 (arm_override_options): Set arm_tune_cortex_a9.
529 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
530 (arm_issue_rate): Handle cortexa9.
531 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
532 * config/arm/arm-cores.def: Add cortex-a9.
533 * config/arm/arm-tune.md: Regenerate.
534 * config/arm/arm.md: Include cortex-a9.md.
535 (generic_sched, generic_vfp): Add cortexa9.
536 * config/arm/cortex-a9.md: New file.
538 2008-09-02 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/37327
541 * tree-vrp.c (register_new_assert_for): Make sure to not have
542 TREE_OVERFLOW set on the bound.
544 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
546 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
548 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
549 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
552 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
554 * gcc/config/spu/spu.md (divdf3): Removed.
556 2008-09-02 Jakub Jelinek <jakub@redhat.com>
558 PR tree-optimization/37095
559 * cgraph.c (cgraph_node): When creating new cgraph node after
560 assembler_name_hash has been populated, record it in the hash
563 2008-09-01 Paul Brook <paul@codesourcery.com>
565 * doc/invoke.texi: Document -mword-relocations.
566 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
567 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
568 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
569 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
570 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
571 (arm_emit_movpair): New function.
572 (arm_print_operand <c>): Handle sybolic addresses.
573 * config/arm/arm.h (TARGET_USE_MOVT): Define.
574 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
575 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
576 * config/arm/arm.opt: Add -mword-relocations.
577 * config/arm/arm.md (movsi): Use arm_emit_movpair.
578 (arm_movt, arm_movw): New.
580 2008-09-01 Paul Brook <paul@codesourcery.com>
582 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
583 Allow Interworking on ARMv4 EABI based targets.
584 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
585 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
587 2008-09-01 Paul Brook <paul@codesourcery.com>
589 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
590 optimized LT0 test. Remove optimization for GT.
592 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
594 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
596 * pa-hpux11.h (LIB_SPEC): Likewise.
598 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
601 2008-09-01 Jan Hubicka <jh@suse.cz>
603 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
604 present, use only counts; when guessed use only frequencies.
605 (estimate_bb_frequencies): Use function_frequency.
606 * profile.c (compute_branch_probabilities): Exit early when
607 profile reading failed. Set profile_status.
608 (branch_prob): Do not set profile_status.
610 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
612 * tree.c (protected_set_expr_location): New.
613 * tree.h (protected_set_expr_location): New prototype.
614 * c-tree.h (build_array_ref): Add argument.
615 (parser_build_unary_op): Same.
616 * c-typeck.c (build_indirect_ref): Handle new location argument.
617 (build_array_ref): Same.
618 (parser_build_unary_op): Same.
619 * gimplify.c (gimplify_asm_expr): Set input_location before calling
621 * c-omp.c (c_finish_omp_atomic): Pass location when calling
623 * c-common.c (finish_label_address_expr): Handle new location
625 * c-common.h (build_indirect_ref): Add argument.
626 (finish_label_address_expr): Same.
627 * c-parser.c (c_parser_unary_expression): Pass location to build
629 (c_parser_postfix_expression): Same.
631 2008-09-01 Paul Brook <paul@codesourcery.com>
633 * config/arm/arm.md: Include cortex-r4f.md.
634 (attr fpu): Update type list.
635 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
636 fconstd, fcmps and fcmpd.
637 (attr tune_cortexr4): Define.
638 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
639 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
640 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
641 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
642 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
644 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
645 cortex_a8_vfp_farith: Ditto.
646 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
647 * config/arm/cortex-r4.md: Use tune_cortexr4.
648 * config/arm/cortex-r4f.md: New file.
650 2008-09-01 Richard Guenther <rguenther@suse.de>
652 PR tree-optimization/37305
653 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
654 the result of constant conversions.
655 (fold_gimple_assign): Likewise.
657 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
659 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
660 #ifdef ENABLE_CHECKING.
662 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
664 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
665 * sched-int.h (print_insn, print_pattern, print_value): Declare also
666 when !INSN_SCHEDULING.
668 2008-09-01 Andreas Schwab <schwab@suse.de>
670 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
672 2008-09-01 Paul Brook <paul@codesourcery.com>
674 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
676 2008-09-01 Jan Hubicka <jh@suse.cz>
678 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
680 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
681 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
682 * gimplify.c (gimplify_init_constructor): Add speed operand.
683 * tree-sra.c (decide_block_copy): Likewise.
684 * tree-inline.c (estimate_move_cost): Likewise.
685 * config/alpha/alpha.h (MOVE_RATIO): Update.
686 * config/frv/frv.c (MOVE_RATIO): Update.
687 * config/spu/spu.h (MOVE_RATIO): Update.
688 * config/sparc/sparc.h (MOVE_RATIO): Update.
689 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
690 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
691 * config/cris/cris.h (MOVE_RATIO): Update.
692 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
693 * config/arm/arm.h (MOVE_RATIO): Update.
694 * config/pa/pa.md: Update uses of MOVE_RATIO
695 * config/pa/pa.h (MOVE_RATIO): Update.
696 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
697 * config/h8300/h8300.h (MOVE_RATIO): Update.
698 * config/v850/v850.h (MOVE_RATIO): Update.
699 * config/bfin/bfin.h (MOVE_RATIO): Update.
701 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
702 Dmitry Melnik <dm@ispras.ru>
703 Dmitry Zhurikhin <zhur@ispras.ru>
704 Alexander Monakov <amonakov@ispras.ru>
705 Maxim Kuvyrkov <maxim@codesourcery.com>
707 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
708 sel-sched-dump.c, sel-sched-ir.c: New files.
709 * Makefile.in (OBJS-common): Add selective scheduling object
711 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
712 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
713 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
714 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
715 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
716 (make_forwarder_block): Update loop latch if we have redirected
718 * cfgloop.c (get_loop_body_in_custom_order): New function.
719 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
720 (CP_FALLTHRU_PREHEADERS): Likewise.
721 (get_loop_body_in_custom_order): Declare.
722 * cfgloopmanip.c (has_preds_from_loop): New.
723 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
724 Assert that the preheader edge will be fall thru when it is set.
725 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
726 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
727 fsel-sched-substitution, fselective-scheduling): New flags.
728 * cse.c (hash_rtx_cb): New.
730 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
731 sel_sched_insn_cnt): New counters.
732 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
733 * genattr.c (main): Output maximal_insn_latency prototype.
734 * genautomata.c (output_default_latencies): New. Factor its code from ...
735 (output_internal_insn_latency_func): ... here.
736 (output_internal_maximal_insn_latency_func): New.
737 (output_maximal_insn_latency_func): New.
738 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
739 (struct hard_reg_set_iterator): New.
740 (hard_reg_set_iter_init, hard_reg_set_iter_set,
741 hard_reg_set_iter_next): New functions.
742 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
743 * lists.c (remove_free_INSN_LIST_node,
744 remove_free_EXPR_LIST_node): New functions.
745 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
746 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
747 (loop_optimizer_finalize): Do not verify flow info after reload.
748 * recog.c (validate_replace_rtx_1): New parameter simplify.
749 Default it to true. Update all uses. Factor out simplifying
751 (simplify_while_replacing): ... this new function.
752 (validate_replace_rtx_part,
753 validate_replace_rtx_part_nosimplify): New.
754 * recog.h (validate_replace_rtx_part,
755 validate_replace_rtx_part_nosimplify): Declare.
756 * rtl.c (rtx_equal_p_cb): New.
757 (rtx_equal_p): Use it.
758 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
759 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
760 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
761 * vecprim.h: Add a vector type for unsigned int.
762 * haifa-sched.c: Include vecprim.h and cfgloop.h.
763 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
764 ready_try, cycle_issued_insns, spec_info): Make global.
765 (readyp): Initialize.
766 (dfa_lookahead): New global variable.
767 (old_max_uid, old_last_basic_block): Remove.
768 (h_i_d): Make it a vector.
769 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
771 (after_recovery, adding_bb_to_current_region_p):
772 New variables to handle correct insertion of the recovery code.
773 (struct ready_list): Move declaration to sched-int.h.
774 (rgn_n_insns): Removed.
775 (rtx_vec_t): Move to sched-int.h.
776 (find_insn_reg_weight): Remove.
777 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
778 (haifa_init_h_i_d, haifa_finish_h_i_d):
779 New functions to initialize / finalize haifa instruction data.
780 (extend_h_i_d, init_h_i_d): Rewrite.
781 (unlink_other_notes): Move logic to add_to_note_list. Handle
783 (ready_lastpos, ready_element, ready_sort, reemit_notes,
784 find_fallthru_edge): Make global, remove static prototypes.
785 (max_issue): Make global. Add privileged_n and state parameters. Use
787 (extend_global, extend_all): Removed.
788 (init_before_recovery): Add new param. Fix the handling of the case
789 when we insert a recovery code before the EXIT which has a predecessor
790 with a fallthrough edge to it.
791 (create_recovery_block): Make global. Rename to
792 sched_create_recovery_block. Update.
793 (change_pattern): Rename to sched_change_pattern. Make global.
794 (speculate_insn): Rename to sched_speculate_insn. Make global.
795 Split haifa-specific functionality into ...
796 (haifa_change_pattern): New static function.
797 (sched_extend_bb): New static function.
798 (sched_init_bbs): New function.
799 (current_sched_info): Change type to struct haifa_sched_info.
800 (insn_cost): Adjust for selective scheduling.
801 (dep_cost_1): New function. Move logic from ...
802 (dep_cost): ... here.
803 (dep_cost): Use dep_cost_1.
804 (contributes_to_priority_p): Use sched_deps_info instead of
806 (priority): Adjust to work with selective scheduling. Process the
807 corner case when all dependencies don't contribute to priority.
808 (rank_for_schedule): Use ds_weak instead of dep_weak.
809 (advance_state): New function. Move logic from ...
810 (advance_one_cycle): ... here.
811 (add_to_note_list, concat_note_lists): New functions.
812 (rm_other_notes): Make static. Adjust for selective scheduling.
813 (remove_notes, restore_other_notes): New functions.
814 (move_insn): Add two arguments. Update assert. Don't call
816 (choose_ready): Remove lookahead variable, use dfa_lookahead.
817 Remove more_issue, max_points. Move the code to initialize
818 max_lookahead_tries to max_issue.
819 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
820 ready. Adjust use of move_insn. Call restore_other_notes.
822 (sched_init, sched_finish): Move Haifa-specific initialization/
824 (haifa_sched_init, haifa_sched_finish): ... respectively.
826 (setup_sched_dump): New function.
827 (haifa_init_only_bb): New static function.
828 (haifa_speculate_insn): New static function.
829 (try_ready): Use haifa_* instead of speculate_insn and
831 (extend_ready, extend_all): Remove.
832 (sched_extend_ready_list, sched_finish_ready_list): New functions.
833 (create_check_block_twin, add_to_speculative_block): Use
834 haifa_insns_init instead of extend_global. Update to use new
835 initialization functions. Change parameter. Factor out code from
836 create_check_block_twin to ...
837 (sched_create_recovery_edges) ... this new function.
839 (sched_scan_info): New.
840 (extend_bb): Use sched_scan_info.
841 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
842 static functions for walking through scheduling region.
843 (sched_luids): New vector variable to replace uid_to_luid.
844 (luids_extend_insn): New function.
845 (sched_max_luid): New variable.
846 (luids_init_insn): New function.
847 (sched_init_luids, sched_finish_luids): New functions.
848 (insn_luid): New debug function.
849 (sched_extend_target): New function.
850 (haifa_init_insn): New static function.
851 (sched_init_only_bb): New hook.
852 (sched_split_block): New hook.
853 (sched_split_block_1): New function.
854 (sched_create_empty_bb): New hook.
855 (sched_create_empty_bb_1): New function.
856 (common_sched_info, ready): New global variables.
857 (current_sched_info_var): Remove.
858 (move_block_after_check): Use common_sched_info.
859 (haifa_luid_for_non_insn): New static function.
860 (init_before_recovery): Use haifa_init_only_bb instead of
862 (increase_insn_priority): New.
863 * modulo-sched.c: (issue_rate): Remove static declaration.
864 (sms_sched_info): Change type to haifa_sched_info.
865 (sms_sched_deps_info, sms_common_sched_info): New variables.
866 (setup_sched_infos): New.
867 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
868 Do not call regstat_free_calls_crossed.
869 (sms_print_insn): Use const_rtx.
870 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
871 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
872 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
873 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
874 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
875 current_sched_info to use it.
876 (enum reg_pending_barrier_mode): Move to sched-int.h.
877 (h_d_i_d): New variable. Initialize to NULL.
878 ({true, output, anti, spec, forward}_dependency_cache): Initialize
880 (estimate_dep_weak): Remove static declaration.
881 (sched_has_condition_p): New function. Adjust users of
882 sched_get_condition to use it instead.
883 (conditions_mutex_p): Add arguments indicating which conditions are
885 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
886 argument to indicate whether returned condition is reversed. Do not
887 generate new rtx when condition should be reversed; indicate it by
888 setting new argument instead.
889 (add_dependence_list_and_free): Add deps parameter.
890 Update all users. Do not free dependence list when
891 deps context is readonly.
892 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
894 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
895 (remove_from_deps): New. Use the above functions.
896 (cur_insn, can_start_lhs_rhs_p): New static variables.
897 (add_or_update_back_dep_1): Initialize present_dep_type.
898 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
899 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
900 haifa_note_dep): New functions implementing dependence hooks for
902 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
903 note_dep): New functions.
904 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
906 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
907 (free_deps): Initialize deps->reg_last.
908 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
909 sched_analyze_insn): Update to use dependency hooks infrastructure
910 and readonly contexts.
911 (deps_analyze_insn): New function. Move part of logic from ...
912 (sched_analyze): ... here. Also move some logic to ...
913 (deps_start_bb): ... here. New function.
914 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
916 (sched_deps_init): New function. Move code from ...
917 (init_dependency_caches): ... here. Remove.
918 (init_deps_data_vector): New.
919 (sched_deps_finish): New function. Move code from ...
920 (free_dependency_caches): ... here. Remove.
921 (init_deps_global, finish_deps_global): Adjust for use with
922 selective scheduling.
923 (get_dep_weak): Move logic to ...
924 (get_dep_weak_1): New function.
925 (ds_merge): Move logic to ...
926 (ds_merge_1): New static function.
927 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
928 (ds_get_max_dep_weak): New function.
929 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
930 (n_insns): Rename to rgn_n_insns.
931 (debug_ebb_dependencies): New function.
932 (init_ready_list): Use it.
933 (begin_schedule_ready): Use sched_init_only_bb.
934 (ebb_print_insn): Indicate when an insn starts a new cycle.
935 (contributes_to_priority, compute_jump_reg_dependencies,
936 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
937 (add_block1): Remove to ebb_add_block.
938 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
939 (schedule_ebb): Initialize them. Use remove_notes instead of
940 rm_other_notes. Use haifa_local_init/finish.
941 (schedule_ebbs): Use haifa_sched_init/finish.
942 * sched-int.h: Include vecprim.h, remove rtl.h.
943 (struct ready_list): Delete declaration.
944 (sched_verbose_param, enum sched_pass_id_t,
945 bb_vec_t, insn_vec_t, rtx_vec_t): New.
946 (struct sched_scan_info_def): New structure.
947 (sched_scan_info, sched_scan, sched_init_bbs,
948 sched_init_luids, sched_finish_luids, sched_extend_target,
949 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
950 (struct common_sched_info_def): New.
951 (common_sched_info, haifa_common_sched_info,
952 sched_emulate_haifa_p): Declare.
954 (sched_luids): Declare.
955 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
956 (sched_max_luid, insn_luid): Declare.
957 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
958 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
959 print_insn, print_pattern, print_value, haifa_classify_insn,
960 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
961 setup_sched_dump, sched_init, sched_finish,
962 sel_insn_is_speculation_check): Export.
963 (struct ready_list): Move from haifa-sched.c.
964 (ready_try, ready, max_issue): Export.
965 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
966 sched_init_only_bb, sched_split_block, sched_split_block_1,
967 sched_create_empty_bb, sched_create_empty_bb_1,
968 sched_create_recovery_block, sched_create_recovery_edges): Export.
969 (enum reg_pending_barrier_mode): Export.
970 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
972 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
973 print_insn field. Move add_block and fix_recovery_cfg to
974 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
975 (struct sched_deps_info_def): ... this new structure.
976 (sched_deps_info): Declare.
977 (struct spec_info_def): Remove weakness_cutoff, add
978 data_weakness_cutoff and control_weakness_cutoff.
979 (spec_info): Declare.
980 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
982 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
983 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
984 (current_sched_info): Change type to struct haifa_sched_info.
985 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
986 (h_d_i_d): New variable.
987 (HDID): New accessor macro.
988 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
989 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
991 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
992 (enum SCHED_FLAGS): Update for selective scheduler.
993 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
994 (init_dependency_caches, free_dependency_caches): Delete declarations.
995 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
996 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
997 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
998 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
999 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1001 (rm_other_notes): Delete declaration.
1002 (schedule_block): Remove one argument.
1003 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1004 ready_element, ready_lastpos, sched_extend_ready_list,
1005 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1006 concat_note_lists): Export.
1007 (struct region): Move from sched-rgn.h.
1008 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1009 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1010 BLOCK_TO_BB, CONTAINING_RGN): Export.
1011 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1012 (current_nr_blocks, current_blocks, target_bb): Likewise.
1013 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1014 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1015 sched_rgn_local_init, extend_regions,
1016 rgn_make_new_region_out_of_new_block, compute_priorities,
1017 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1018 extend_rgns, deps_join rgn_setup_common_sched_info,
1019 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1020 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1021 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1022 increase_insn_priority): Likewise.
1023 * sched-rgn.c: Include sel-sched.h.
1024 (ref_counts): New static variable. Use it ...
1025 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1026 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1027 (sched_is_disabled_for_current_region_p): Delete static declaration.
1028 (struct region): Move to sched-int.h.
1029 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1030 ebb_head): Define and initialize.
1031 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1032 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1033 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1035 (find_single_block_region): Add new argument to indicate that EBB
1036 regions should be constructed.
1037 (debug_live): Delete declaration.
1038 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1039 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1041 (init_regions): Delete declaration.
1042 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1043 rgn_estimate_number_of_insns): New.
1044 (too_large): Use estimate_number_of_insns.
1045 (haifa_find_rgns): New. Move the code from ...
1046 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1047 (free_trg_info): New.
1048 (compute_trg_info): Allocate candidate tables here instead of ...
1049 (init_ready_list): ... here.
1050 (rgn_print_insn): Use const_rtx.
1051 (contributes_to_priority, extend_regions): Delete static declaration.
1052 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1053 (add_block1): Rename to rgn_add_block.
1054 (debug_rgn_dependencies): Delete static qualifier.
1055 (new_ready): Use sched_deps_info. Simplify.
1056 (rgn_common_sched_info, rgn_const_sched_deps_info,
1057 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1058 (region_sched_info): Rename to rgn_const_sched_info.
1059 (deps_join): New, extracted from ...
1060 (propagate_deps): ... here.
1061 (compute_block_dependences, debug_dependencies): Update for selective
1063 (free_rgn_deps, compute_priorities): New functions.
1064 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1065 sched_rgn_compute_dependencies): New functions.
1066 (schedule_region): Use them.
1067 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1068 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1070 (schedule_insns): Call new functions that were split out.
1071 (rgn_make_new_region_out_of_new_block): New.
1072 (get_rgn_sched_max_insns_priority): New.
1073 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1074 scheduling when appropriate.
1075 * sched-vis.c: Include insn-attr.h.
1076 (print_value, print_pattern): Make global.
1077 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1078 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1079 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1080 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1081 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1082 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1083 hooks. Initialize them to 0.
1084 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1085 * target.h (struct gcc_target): Add them. Rename gen_check field to
1087 * flags.h (sel_sched_switch_set): Declare.
1088 * opts.c (sel_sched_switch_set): New variable.
1089 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1090 pipelining is disabled from command line.
1091 (common_handle_option): Record whether selective scheduling is
1092 requested from command line.
1093 * doc/invoke.texi: Document new flags and parameters.
1094 * doc/tm.texi: Document new target hooks.
1095 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1096 (dfa_state_size): Do not declare locally.
1097 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1098 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1099 rs6000_alloc_sched_context, rs6000_set_sched_context,
1100 rs6000_free_sched_context): New functions.
1101 (struct _rs6000_sched_context): New.
1102 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1104 (rs6000_sched_finish): Do not run for selective scheduling.
1106 2008-08-31 Jan Hubicka <jh@suse.cz>
1108 * frv.c (frv_rtx_costs): Update forward declaration.
1109 * spu.c (spu_rtx_costs): Likewise.
1110 * pdp11.c: Include df.h
1111 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1112 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1113 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1114 * iq2000.c (iq2000_address_cost): Add speed argument.
1115 (iq2000_rtx_costs): Likewise.
1116 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1117 update call of mn10300_address_cost.
1118 * mcore.c: Include df.h
1119 (mcore_rtx_costs): Update prototype.
1120 * score3.c: Include df.h
1121 (score3_rtx_costs): Remove speed argument.
1122 * score7.c: Include df.h
1123 (score7_address_cost): Remove speed argument.
1124 * score-protos.h (score_address_cost): Update prototype.
1125 * score.c: Include df.h
1126 (score_rtx_costs): Update call of costs functions.
1127 * v850.c (v850_rtx_costs): Add bool argument.
1129 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1131 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1133 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1135 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1136 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1138 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1140 * mkmap-flat.awk: Add option pe_dll.
1141 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1142 * config/i386/t-cygwin (SHLIB_LC): Add.
1143 * config/i386/t-mingw32 (SHLIB_LC): Add.
1144 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1145 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1146 (LINK_SPEC): Support libgcc_s.
1147 (LIBGCC_SPEC): Support libgcc_s.
1148 (LIBGCC_SONAME): New.
1150 2008-08-31 Jan Hubicka <jh@suse.cz>
1152 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1153 mistakely had old version of patch.
1155 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1156 (ipcp_estimate_growth): New.
1157 (ipcp_insert_stage): Use ipcp_estimate_growth.
1158 * profile.c (branch_prob): When reading failed, do not consider
1161 2008-08-31 Jan Hubicka <jh@suse.cz>
1163 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1164 loop is optimized for speed.
1166 2008-08-31 Richard Guenther <rguenther@suse.de>
1169 * fold-const.c (fold_binary): Retain conversions in folding
1172 2008-08-31 Jan Hubicka <jh@suse.cz>
1174 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1175 * predict.c (maybe_hot_frequency_p): Make inline.
1176 (maybe_hot_count_p): Break out from ...
1177 (maybe_hot_bb_p): ... this one.
1178 (maybe_hot_edge_p): Simplify.
1179 * basic-block.h (probably_cold_bb_p): Remove.
1181 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1184 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1186 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1187 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1188 Also split V4SFmode.
1189 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1192 2008-08-31 Jan Hubicka <jh@suse.cz>
1194 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1196 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1198 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1201 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1204 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1205 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1207 2008-08-31 Jan Hubicka <jh@suse.cz>
1209 * sparc.h (BRANCH_COST): Fix macro definition.
1210 * avr.c (avr_operand_rtx_cost): Add speed argument.
1211 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1213 2008-08-31 Richard Guenther <rguenther@suse.de>
1215 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1216 types instead of operands. Re-instantiate verifying of
1217 binary expression operands.
1219 2008-08-30 Jan Hubicka <jh@suse.cz>
1221 * fwprop.c (should_replace_address): Add speed attribute.
1222 (PR_OPTIMIZE_FOR_SPEED): New flag.
1223 (propagate_rtx_1): Use it.
1224 (propagate_rtx): Set it.
1225 (try_fwprop_subst): Update call of rtx_costs.
1226 (forward_propagate_and_simplify): LIkewise.
1227 * hooks.c (hook_int_rtx_bool_0): New
1228 (hook_bool_rtx_int_int_intp_false): Replace by ...
1229 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1230 * hooks.h (hook_int_rtx_bool_0): New
1231 (hook_bool_rtx_int_int_intp_false): Replace by ...
1232 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1233 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1234 (prepare_cmp_insn): UPdate call of rtx_cost.
1235 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1236 (reload_cse_simplify_operands): Update call of rtx_cost.
1237 (reload_cse_move2add): call of rtx_cost.
1238 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1239 * rtlanal.c (rtx_cost): Add speed argument.
1240 (address_cost): Add speed argument
1241 (default_address_cost): Likewise.
1242 (insn_rtx_cost): Likewise.
1243 * cfgloopanal.c (seq_cost): Add speed argument.
1244 (target_reg_cost, target_spill_cost): Turn to array.
1245 (init_set_costs): Update for speed.
1246 (estimate_reg_pressure_cost): Add speed argument.
1247 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1248 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1249 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1250 (seq_cost): Add speed argument.
1251 (computation_cost): Add speed arugment.
1252 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1253 (force_expr_to_var_cost): Update for profile info.
1254 (force_var_cost): Likewise.
1255 (split_address_cost): Likewise.
1256 (ptr_difference_cost): Likewise.
1257 (difference_cost): Likewise.
1258 (get_computation_cost_at): Likewise.
1259 (determine_iv_cost): Likewise.
1260 (ivopts_global_cost_for_size): Likewise.
1261 (rewrite_use_address): Likewise.
1262 (tree_ssa_iv_optimize_loop): Initialize speed field.
1263 * cse.c (optimize_this_for_speed_p): New static var.
1264 (notreg_cost): Update call of rtx_cost.
1265 (cse_extended_basic_block): set optimize_this_for_speed_p.
1266 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1267 (noce_try_cmove_arith): Likewise.
1268 (noce_try_sign_mask): LIkewise.
1269 * expr.c (compress_float_constant): Update rtx_cost calls.
1270 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1271 (addr_to_parts): Likewise.
1272 (create_mem_ref): Likewise.
1273 * dse.c (find_shift_sequence): Add speed argument.
1274 (replace_read): Update call.
1275 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1276 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1277 * neg_cost, shift_cost, shiftadd_cost,
1278 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1279 mul_highpart_cost): Increase dimension.
1280 (init_expmed): Initialize for both size and speed.
1281 (expand_shift): Use profile.
1282 (synth_mult): Use profile.
1283 (choose_mult_variant): Use profile.
1284 (expand_mult): Use profile.
1285 (expand_mult_highpart_optab): Use profile.
1286 (expand_mult_highpart): Use profile.
1287 (expand_smod_pow2): Use profile.
1288 (expand_divmod): Use profile.
1289 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1290 * loop-invariant.c (create_new_invariant): Use profile.
1291 (gain_for_invariant): Add speed parameter.
1292 (best_gain_for_invariant): Likewise.
1293 (find_invariants_to_move): Likewise.
1294 (move_single_loop_invariants): Set it.
1295 * target-def.h (TARGET_RTX_COSTS): Use hook.
1296 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1297 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1298 * output.h (default_address_cost): Update prototype.
1299 * combine.c (optimize_this_for_speed_p): New static var.
1300 (combine_validate_cost): Update call of rtx_cost.
1301 (combine_instructions): Set optimize_this_for_speed_p.
1302 (expand_compound_operation): Update call of rtx_cost.
1303 (make_extraction):Update call of rtx_cost.
1304 (force_to_mode):Update call of rtx_cost.
1305 (distribute_and_simplify_rtx):Update call of rtx_cost.
1306 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1307 (estimate_reg_pressure_cost): Update prototype.
1308 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1309 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1311 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1312 (alpha_rtx_costs): Update.
1313 * config/frv/frv.c (frv_rtx_costs): Update.
1314 * config/s390/s390.c (s390_rtx_costs): Update.
1315 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1316 (m32c_rtx_costs): Update.
1317 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1318 (spu_rtx_costs): Update.
1319 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1320 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1321 * config/i386/i386.c (:ix86_address_cost): Update.
1322 (ix86_rtx_costs): Update.
1323 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1324 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1325 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1326 * config/crx/crx.c (crx_address_cost): Update.
1327 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1328 * config/stormy16/stormy16.c
1329 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1330 * config/m68hc11/m68hc11.c
1331 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1332 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1333 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1334 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1335 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1336 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1337 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1338 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1339 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1340 (mcore_rtx_costs): update.
1341 * config/score/score3.c (score3_rtx_costs): Update.
1342 * config/score/score7.c (score7_rtx_costs): Update.
1343 * config/score/score3.h (score3_rtx_costs):Update.
1344 * config/score/score7.h (score7_rtx_costs): Update.
1345 * config/score/score.c (score_rtx_costs): Update.
1346 * config/arm/arm.c (arm_address_cost): Update.
1347 (arm_rtx_costs_1): Update.
1348 (arm_rtx_costs_1): Update.
1349 (arm_size_rtx_costs): Update.
1350 (arm_size_rtx_costs): Update.
1351 (arm_size_rtx_costs): Update.
1352 (arm_xscale_rtx_costs): Update.
1353 (arm_thumb_address_cost): Update.
1354 * config/pa/pa.c (hppa_address_cost): Update.
1355 * config/mips/mips.c (mips_rtx_costs): Update.
1356 * config/vax/vax.c (vax_address_cost): Update.
1357 * config/h8300/h8300.c (h8300_shift_costs): Update.
1358 (h8300_rtx_costs): Update.
1359 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1360 (v850_rtx_costs): Update.
1361 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1362 * config/bfin/bfin.c
1363 (bfin_address_cost): Update.
1364 (bfin_rtx_costs): Update.
1365 * stmt.c (lshift_cheap_p): Update.
1367 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1370 * expmed.c (extract_bit_field_1): Check the mode size to make
1371 sure the vector modes have the same size.
1373 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1375 * dojump.c (top level): Include basic-block.h to declare
1376 optimize_insn_for_speed_p
1378 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1380 * opts.h (CL_SAVE): New option class for marking options that are
1381 target specific options usable in the target attribute.
1382 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1384 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1385 can easily find the target specific options that are safe to use
1386 in the attribute or pragma.
1388 * attribs.c (decl_attributes): Change #pragma GCC option to
1389 #pragma GCC target, and attribute((option(...))) to
1390 attribute((target(...))).
1392 * doc/extend.texi (target attribute): Change from option
1393 attribute. Delete push/pop/reset.
1394 (#pragma GCC target): Change from #pragma GCC option. Delete
1396 (#pragma GCC push_options): Document new pragma.
1397 (#pragma GCC pop_options): Document new pragma.
1398 (#pragma GCC reset_options): Document new pragma.
1400 * targhooks.c (default_target_option_valid_attribute_p): Add
1401 warning about port not supporting target attributes.
1402 (default_target_option_pragma_parse): New function, warn about
1403 #pragma GCC target not being supported.
1405 * targhooks.h (default_target_option_pragma_parse): Add
1408 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1409 TI_CURRENT_OPTION_PRAGMA.
1410 (current_target_pragma): Rename from current_option_pragma.
1412 * target.h: (struct target_option): Delete booleans for changing
1413 the optimization level on hot/cold functions. Change signature of
1414 pragma_parse hook to take a second tree.
1416 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1418 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1419 that the declaration is done at global scope.
1421 * langhooks.c (add_builtin_function_common): Move most of the code
1422 from add_builtin_function here, calling the hook passed in.
1423 (add_builtin_function): Call add_builtin_function_common with
1424 standard builtin hook.
1425 (add_builtin_function_ext_scope): New function to add builtins to
1428 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1430 (add_builtin_function_ext_scope): Add declaration.
1432 * c-pragma.c (handle_pragma_target): Rename from
1433 handle_pragma_option, #pragma GCC option is now #pragma GCC
1434 target. Move warning about port not supporting target options to
1435 default pragma parse hook. Remove push/pop/reset from this
1437 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1438 (option_stack): Delete static variable.
1439 (optimize_stack): Ditto.
1440 (optons_stack): New stack of saved target and optimization
1442 (handle_pragma_push_options): New function to handle pushing both
1443 target and optimization options.
1444 (handle_pragma_pop_options): New function to handle popping both
1445 target and optimization options.
1446 (handle_pragma_reset_options): New function to handle resetting
1447 both target and optimization options to their initial state.
1448 (init_pragma): Rename handle_pragma_option to
1449 handle_pragma_target. Add support for push_options, pop_options,
1450 and reset_options pragmas.
1452 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1453 default_target_option_pragma_parse.
1454 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1455 default_target_option_valid_attribute_p.
1456 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1457 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1458 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1459 optimization level on hot/cold functions.
1461 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1462 if the caller and callee have different optimization levels.
1464 * c-common.c (handle_target_attribute): Rename from
1465 handle_option_attribute, attribute((option(...))) is now
1466 attribute((target(...))). Move warning if the port does not
1467 support target attributes to the default hook.
1468 (handle_hot_attribute): Delete code to change the optimization
1469 level of hot functions.
1470 (handle_cold_attribute): Ditto.
1472 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1473 argument that is the binary tree options to use if there are no
1474 arguments. Call ix86_valid_target_attribute_tree instead of
1475 ix86_valid_option_attribute_tree.
1476 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1477 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1478 ix86_pragma_option_parse.
1480 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1481 Rename from ix86_valid_option_attribute_tree.
1483 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1484 new builtins when the ISA changes.
1485 (ix86_valid_target_attribute_tree): Rename from
1486 ix86_valid_option_attribute_tree. Change callers. If the
1487 function specified optimization options, use those as the starting
1488 point before setting up the target attributes. If the
1489 optimization options were changed in the course of setting the
1490 target attributes, record the new optimization options.
1491 (ix86_valid_target_attribute_tree_inner_p): Rename from
1492 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1493 ix86_add_new_builtins if the ISA changed.
1494 (ix86_valid_target_attribute_p): Rename from
1495 ix86_valid_option_attribute_p. Change callers.
1496 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1497 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1498 as delayed builtin functions.
1499 (struct builtin_isa): New structure to record builtin functions
1500 that should be delayed until the ISA for that function is used.
1501 (ix86_builtins_isa): Change from int to struct to track builtin
1502 functions we want to declare at some point.
1503 (def_builtin): If the front end can delay defining the builtin
1504 functions, don't create builtins for ISAs not part of the default
1506 (def_builtin_const): Ditto.
1507 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1508 __builtin_ia32_pcmov_v2di to be different builtin functions.
1509 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1510 a structure instead of an int.
1511 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1512 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1513 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1514 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1516 * config/ia64/ia64.h
1517 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1518 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1520 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1521 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1522 (LANG_HOOKS_INITIALIZER): Add
1523 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1525 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1528 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1529 the reload address with the index register for SFmode
1530 access with a displacement.
1532 2008-08-30 Jan Hubicka <jh@suse.cz>
1534 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1535 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1536 * dojump.c (do_jump): Likewise.
1537 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1538 (note-if_info): Add BRANCH_COST.
1539 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1540 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1541 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1543 * expr.h (BRANCH_COST): Update default.
1544 * predict.c (predictable_edge_p): New function.
1545 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1546 Update BRANCH_COST call.
1547 * basic-block.h (predictable_edge_p): Declare.
1548 * config/alpha/alpha.h (BRANCH_COST): Update.
1549 * config/frv/frv.h (BRANCH_COST): Update.
1550 * config/s390/s390.h (BRANCH_COST): Update.
1551 * config/spu/spu.h (BRANCH_COST): Update.
1552 * config/sparc/sparc.h (BRANCH_COST): Update.
1553 * config/m32r/m32r.h (BRANCH_COST): Update.
1554 * config/i386/i386.h (BRANCH_COST): Update.
1555 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1556 * config/sh/sh.h (BRANCH_COST): Update.
1557 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1558 * config/avr/avr.h (BRANCH_COST): Update.
1559 * config/crx/crx.h (BRANCH_COST): Update.
1560 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1561 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1562 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1563 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1564 * config/ia64/ia64.h (BRANCH_COST): Update.
1565 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1566 * config/arc/arc.h (BRANCH_COST): Update.
1567 * config/score/score.h (BRANCH_COST): Update.
1568 * config/arm/arm.h (BRANCH_COST): Update.
1569 * config/pa/pa.h (BRANCH_COST): Update.
1570 * config/mips/mips.h (BRANCH_COST): Update.
1571 * config/vax/vax.h (BRANCH_COST): Update.
1572 * config/h8300/h8300.h (BRANCH_COST): Update.
1573 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1574 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1575 * doc/tm.texi (BRANCH_COST): Update.
1577 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1580 * config/arm/arm.c (arm_optimization_options): Set
1581 flag_section_anchors to 2 instead of 1 to distinguish it from
1582 -fsection-anchors given explicitely on the command line.
1584 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1586 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1587 final insn of a split.
1589 2008-08-30 Jan Hubicka <jh@suse.cz>
1591 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1592 optimized for speed.
1593 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1594 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1595 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1596 flag_gcse_after_reload_set): New static vars.
1597 (common_handle_option): Enable those flags for profile-use.
1598 (decode_options): Remove optimize_size flags that are handled
1599 on higher granuality.
1600 * tree-vectorizer.c (vectorize_loops): Use
1601 optimize_loop_nest_for_speed_p.
1602 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1603 * tree-predcom.c (tree_predictive_commoning): Use
1604 optimize_loop_for_speed_p.
1605 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1606 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1607 * predict.c (optimize_loop_for_speed_p): Fix walk.
1609 2008-08-30 Jan Hubicka <jh@suse.cz>
1611 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1613 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1614 profile presence locally.
1616 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1619 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1620 versions before 4.0.
1622 2008-08-29 Jan Hubicka <jh@suse.cz>
1624 * tree-inline.c (insert_init_stmt): Insert sequence even when
1627 2008-08-29 Jeff Law <law@redhat.com>
1629 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1630 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1631 location and class is an FP register.
1633 2008-08-29 Jan Hubicka <jh@suse.cz>
1635 * see.c (see_merge_one_def_extension): Silence used uninitialized
1637 * matrix-reorg.c (check_allocation_function): Likewise.
1638 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1640 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1643 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1644 compute new & and | in type rather than TREE_TYPE (arg0).
1646 * dwarf2out.c (fortran_common): Update comment.
1647 (gen_variable_die): Swap com_die and var_die variables in Fortran
1648 COMMON block handling code.
1650 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1652 * dwarf2out.c (gen_const_die): New function.
1653 (size_of_die, value_format, output_die): Output larger
1654 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1655 (native_encode_initializer): New function.
1656 (tree_add_const_value_attribute): Call it.
1657 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1659 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1660 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1661 TREE_THIS_VOLATILE to add_type_attribute.
1663 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1665 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1668 * dwarf2out.c (loc_by_reference): New function.
1669 (add_location_or_const_value_attribute): Use it.
1672 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1673 as DW_TAG_variable children of DW_TAG_common_block rather than
1674 DW_TAG_member children. Put DW_AT_external to individual
1675 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1677 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1678 loc_descriptor_from_tree_1.
1682 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1683 arguments to imported_module_or_decl.
1684 (debug_nothing_tree_tree): Removed.
1685 (debug_nothing_tree_tree_tree_bool): New prototype.
1686 * debug.c (do_nothing_debug_hooks): Adjust.
1687 (debug_nothing_tree_tree): Removed.
1688 (debug_nothing_tree_tree_tree_bool): New function.
1689 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1690 (gen_variable_die): Put all common vars for the
1691 same COMMON block under one DW_TAG_common_block.
1692 (declare_in_namespace): Return new context_die, for Fortran
1693 return the module DIE instead of adding extra declarations into
1695 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1696 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1697 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1699 (dwarf2out_global_decl): Don't skip Fortran global vars.
1700 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1701 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1702 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1703 DW_TAG_imported_declaration as child of previous
1704 DW_TAG_imported_module.
1705 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1706 * sdbout.c (sdb_debug_hooks): Likewise.
1707 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1709 2008-08-29 Jan Hubicka <jh@suse.cz>
1711 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1713 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1714 * ipa-cp.c (n_cloning_candidates): New static variable.
1715 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1716 (ipcp_print_all_lattices): Improve debug output.
1717 (ipcp_cloning_candidate_p): New function.
1718 (ipcp_initialize_node_lattices): Use it.
1719 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1720 (ipcp_propagate_stage): Prettier debug output.
1721 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1722 (ipcp_print_all_structures): Remove.
1723 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1724 (ipcp_insert_stage): Prettier debug output; call
1725 cgraph_remove_unreachable_nodes before propagating.
1726 (pass_ipa_cp): Schedule function removal pass.
1727 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1729 (cgraph_maybe_hot_edge_p): Move to ...
1730 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1731 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1732 (common_handle_option): Set them; enable ipa-cp when profiling.
1733 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1734 (ipa_print_all_jump_functions): Likewise.
1735 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1736 (ipa_print_node_params, ipa_print_all_params): New.
1737 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1738 ipa_print_all_param_flags): Remove.
1739 (ipa_print_node_params, ipa_print_all_params): New.
1741 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1743 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1744 change from 2008-04-03.
1745 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1747 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1751 * ira-color.c (push_allocnos_to_stack): Truncate
1752 removed_splay_allocno_vec.
1754 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1757 * ira-color (ira_fast_allocation): Don't assign hard registers to
1760 2008-08-29 Jan Hubicka <jh@suse.cz>
1763 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1764 for cold internal loops.
1766 2008-08-29 Richard Guenther <rguenther@suse.de>
1768 * tree-ssa-structalias.c (create_variable_info_for): Do not
1769 create fields for heap vars or vars with a noalias state.
1770 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1773 2008-08-29 Richard Guenther <rguenther@suse.de>
1775 * common.opt (ftree-store-ccp): Mark as preserved for
1776 backward compatibility.
1777 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1778 * tree-pass.h (pass_store_ccp): Remove.
1779 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1780 (first_vdef): Remove declaration.
1781 (get_value_loaded_by): Likewise.
1782 * tree-ssa-ccp.c (do_store_ccp): Remove.
1783 (get_default_value): Simplify as do_store_ccp is always false
1784 now. Do not initialize mem_ref.
1785 (set_value_varying): Likewise.
1786 (canonicalize_float_value): Likewise.
1787 (set_lattice_value): Likewise.
1788 (likely_value): Likewise.
1789 (surely_varying_stmt_p): Likewise.
1790 (ccp_initialize): Likewise.
1791 (ccp_lattice_meet): Likewise.
1792 (ccp_visit_phi_node): Likewise.
1793 (ccp_fold): Likewise.
1794 (evaluate_stmt): Likewise.
1795 (visit_assignment): Likewise.
1796 (ccp_visit_stmt): Likewise.
1797 (execute_ssa_ccp): Fold into ...
1798 (do_ssa_ccp): ... this.
1799 (do_ssa_store_ccp): Remove.
1800 (gate_store_ccp): Likewise.
1801 (pass_store_ccp): Likewise.
1802 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1804 * tree-ssa-propagate.c (first_vdef): Remove.
1805 (get_value_loaded_by): Likewise.
1806 (replace_vuses_in): Likewise.
1807 (substitute_and_fold): Do not call replace_vuses_in.
1808 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1810 2008-08-29 Richard Guenther <rguenther@suse.de>
1813 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1814 PARAM_NOALIAS tags with is_heapvar.
1815 * tree-ssa-operands.c (access_can_touch_variable): Offset
1816 based tests do not apply for heapvars. Fix offset test.
1818 2008-08-29 Jan Hubicka <jh@suse.cz>
1820 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1821 (-fipa-cp-clone): Enabled by default at -O3.
1822 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1823 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1825 2008-08-29 Jan Hubicka <jh@suse.cz>
1827 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1829 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1831 * gimple.c (giple_copy_call_skip_args): New function.
1832 (giple_copy_call_skip_args): Declare.
1834 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1835 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1836 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1837 (ipcp_create_replace_map): Improve debug output.
1838 (ipcp_need_redirect_p): Return false when not clonning.
1839 (ipcp_update_callgraph): Skip args.
1840 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1842 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1843 (save_inline_function_body): Update call of tree_function_versioning.
1844 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1845 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1846 (tree_function_versioning): Likewise.
1847 * tree-inline.h (tree_function_versioning): Update prototype.
1849 2008-08-29 Jan Hubicka <jh@suse.cz>
1851 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1852 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1853 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1854 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1855 * value-prof.c (gimple_divmod_fixed_value_transform,
1856 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1857 gimple_stringops_transform): Use optimize_bb_for_size_p.
1858 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1859 * final.c (compute_alignments): Use optimize_function_for_size_p.
1860 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1861 (fold_builtin_strcpy, fold_builtin_fputs): Use
1862 optimize_function_for_size_p.
1863 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1864 * recog.c (relax_delay_slots): Likewise.
1865 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1866 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1867 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1868 optimize_function_for_size_p.
1869 (cgraph_decide_inlining_of_small_function): Use
1870 optimize_function_for_size_p.
1871 * global.c (find_reg): Use optimize_function_for_size_p.
1872 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1873 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1874 flag_prefetch_loop_arrays. Those can work it out from profile.
1875 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1876 optimize_loop_for_speed_p.
1877 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1879 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1880 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1881 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1882 * local-alloc.c (block_alloc): Pass BB pointer.
1883 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1884 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1885 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1886 (decide_peel_completely): Likewise.
1887 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1888 optimize_loop_for_size_p.
1889 (vect_enhance_data_refs_alignment): Likewise.
1890 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1891 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1892 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1893 (try_crossjump_bb): Use optimize_bb_for_size_p.
1894 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1895 optimize_loop_for_speed_p.
1896 * bb-reorder.c (find_traces_1_round): Likewise.
1897 (copy_bb): Use optimize_bb_for_speed_p.
1898 (duplicate_computed_gotos): Likewise.
1899 * basic-block.h (optimize_loop_nest_for_size_p,
1900 optimize_loop_nest_for_speed_p): New.
1901 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1903 2008-08-29 Tristan Gingold <gingold@adacore.com>
1905 * gcov.c (main): Call expandargv.
1907 2008-08-29 Jan Hubicka <jh@suse.cz>
1909 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1911 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1913 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1914 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1916 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1918 2008-08-29 Jan Hubicka <jh@suse.cz>
1920 * tree-pass.h (pass_strip_predict_hints): Declare.
1921 * predict.c (strip_builtin_expect): Rename to ...
1922 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1923 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1924 (tree_estimate_probability): Do not strip builtin_expect.
1925 (pass_strip_predict_hints): New pass.
1926 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1928 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1930 2008-08-29 Richard Guenther <rguenther@suse.de>
1932 PR tree-optimization/37207
1933 * tree-vrp.c (extract_range_from_binary_expr): Also try
1934 to constant fold if only one of the operands is a constant.
1936 2008-08-29 Nick Clifton <nickc@redhat.com>
1938 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1939 the same way as SYMBOL_REFs.
1941 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1943 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1945 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1947 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1948 * config/mips/mips.md (branch_likely): Remove const. Fix
1950 (define_delay for type "branch"): Change to only apply for branch
1951 with likely variant.
1952 (define_delay for type "branch" and "branch_likely" no). New delay
1954 (equality_op): New code iterator.
1955 (bbv, bbinv): New code attributes.
1956 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1959 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1960 Andrew Pinski <pinskia@gcc.gnu.org>
1963 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1965 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1967 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1968 rule that a symbolic constant must be defined and >= 0 for the
1969 corresponding facility to be present at compile-time.
1970 * gthr-posix.c: Likewise.
1972 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1974 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1975 * config/mips/mips.md (D): New mode attribute.
1976 (mulsi3, muldi3): Merge it into ...
1977 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1979 (muldi3_mul3): New pattern.
1980 (mulsi3_mult3): Rename to mulsi3_mul3.
1982 2008-08-28 Jan Hubicka <jh@suse.cz>
1984 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1986 * predict.c (always_optimize_for_size_p): Rename to ...
1987 (optimize_function_for_size): ... this one; make extern.
1988 (optimize_function_for_speed_p): New.
1989 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1990 optimize_edge_for_size_p,optimize_edge_for_size_p,
1991 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1992 * basic-block.h (optimize_function_for_size_p,
1993 optimize_function_for_speed_p): Declare.
1994 * i386.md (optimize_size checks): Replace them by appropriate
1996 (standard_80387_constant_p, ix86_compute_frame_layout,
1997 ix86_expand_epilogue, ix86_decompose_address,
1998 print_operand, emit_i387_cw_initialization,
1999 inline_memory_move_cost, ix86_pad_returns,
2000 ix86_reorg): Replace optimize_size checks.
2002 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2004 * rtl.h (simplify_subreg_regno): Declare.
2005 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2006 * simplify-rtx.c (simplify_subreg): ...here.
2007 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2008 subreg_offset_representable_p.
2010 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2013 * c-typeck.c (convert_for_assignment): Give a note describing what
2014 was passed and what was expected.
2016 2008-08-28 Joey Ye <joey.ye@intel.com>
2018 * doc/extend.texi: Document AVX built-in functions.
2019 * doc/invoke.texi: Document -mavx.
2021 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2022 Joey Ye <joey.ye@intel.com>
2023 Xuepeng Guo <xuepeng.guo@intel.com>
2025 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2027 * config/i386/cpuid.h (bit_FMA): New.
2028 (bit_XSAVE): Likewise.
2029 (bit_OSXSAVE): Likewise.
2030 (bit_AVX): Likewise.
2032 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2033 define. Use ASM_OUTPUT_AVX_PREFIX.
2035 * config/i386/gmmintrin.h: New.
2037 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2038 (OPTION_MASK_ISA_AVX_SET): New.
2039 (OPTION_MASK_ISA_FMA_SET): Likewise.
2040 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2041 (OPTION_MASK_ISA_FMA_SET): Likewise.
2042 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2043 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2044 (pta_flags): Add PTA_AVX and PTA_FMA.
2045 (override_options): Handle PTA_AVX and PTA_FMA.
2046 (init_cumulative_args): Handle warn_avx.
2047 (classify_argument): Return 0 for COImode and OImode. Return
2048 1 and X86_64_AVX_CLASS for 256bit vector types.
2049 (examine_argument): Handle X86_64_AVX_CLASS.
2050 (construct_container): Likewise.
2051 (function_arg_advance_32): Pass OImode and 256bit vector types
2053 (function_arg_advance_64): Take a new argument to indicate if a
2054 parameter is named. Handle 256bit vector types. Return
2055 immediately for unnamed 256bit vector mode parameters.
2056 (function_arg_advance): Updated.
2057 (function_arg_32): Add comments for TImode. Handle OImode
2058 and 256bit vector types.
2059 (function_arg_64): Take a new argument to indicate if a
2060 parameter is named. Handle 256bit vector types. Return NULL
2061 for unnamed 256bit vector mode parameters.
2062 (function_arg): Updated.
2063 (setup_incoming_varargs_64): Support
2064 AVX encoding for *sse_prologue_save_insn.
2065 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2066 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2067 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2068 enabled, otherwise return -3.
2069 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2071 (print_reg): Support AVX registers. Handle 'x' and 't'.
2072 Handle 'd' to duplicate the operand.
2073 (print_operand): Likewise. Also support AVX vector compare
2075 (output_387_binary_op): Support AVX.
2076 (output_fp_compare): Likewise.
2077 (ix86_expand_vector_move_misalign): Likewise.
2078 (ix86_attr_length_vex_default): New.
2079 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2080 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2081 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2082 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2083 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2084 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2085 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2086 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2087 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2088 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2089 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2090 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2091 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2092 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2093 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2094 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2095 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2096 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2097 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2098 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2099 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2100 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2101 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2102 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2103 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2104 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2105 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2106 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2107 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2108 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2109 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2110 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2111 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2112 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2113 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2114 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2115 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2116 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2117 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2118 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2119 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2120 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2121 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2122 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2123 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2124 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2125 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2126 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2127 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2128 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2129 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2130 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2131 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2132 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2133 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2134 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2135 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2136 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2137 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2138 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2139 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2140 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2141 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2142 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2143 and IX86_BUILTIN_MOVMSKPS256,
2144 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2145 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2146 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2147 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2148 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2149 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2150 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2151 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2152 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2153 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2154 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2155 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2156 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2157 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2158 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2159 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2160 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2161 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2162 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2163 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2164 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2165 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2166 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2167 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2168 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2169 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2170 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2171 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2172 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2173 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2174 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2175 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2176 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2177 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2178 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2179 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2180 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2181 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2182 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2183 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2184 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2185 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2186 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2187 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2188 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2189 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2190 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2191 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2192 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2193 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2194 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2195 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2196 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2197 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2198 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2199 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2200 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2201 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2203 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2204 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2205 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2206 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2207 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2208 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2209 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2210 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2211 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2212 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2213 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2214 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2215 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2216 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2217 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2218 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2219 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2220 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2221 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2222 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2223 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2224 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2225 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2226 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2227 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2228 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2229 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2230 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2231 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2232 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2233 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2234 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2235 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2236 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2237 IX86_BUILTIN_MOVMSKPS256.
2238 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2239 (ix86_expand_args_builtin): Likewise.
2240 (ix86_expand_special_args_builtin): Likewise.
2241 (ix86_hard_regno_mode_ok): Handle AVX modes.
2242 (ix86_expand_vector_init_duplicate): Likewise.
2243 (ix86_expand_vector_init_one_nonzero): Likewise.
2244 (ix86_expand_vector_init_one_var): Likewise.
2245 (ix86_expand_vector_init_concat): Likewise.
2246 (ix86_expand_vector_init_general): Likewise.
2247 (ix86_expand_vector_set): Likewise.
2248 (ix86_vector_mode_supported_p): Likewise.
2249 (x86_extended_reg_mentioned_p): Check INSN_P before using
2252 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2253 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2255 * config/i386/i386.h (TARGET_AVX): New.
2256 (TARGET_FMA): Likewise.
2257 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2258 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2259 (VALID_AVX256_REG_MODE): New.
2260 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2261 (AVX_FLOAT_MODE_P): Likewise.
2262 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2263 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2264 (AVX_VEC_FLOAT_MODE_P): Likewise.
2265 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2266 (ASM_OUTPUT_OPCODE): Likewise.
2267 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2269 (SSE_REG_MODE_P): Allow 256bit vector modes.
2270 (ix86_args): Add a warn_avx field.
2272 * config/i386/i386.md (UNSPEC_PCMP): New.
2273 (UNSPEC_VPERMIL): Likewise.
2274 (UNSPEC_VPERMIL2): Likewise.
2275 (UNSPEC_VPERMIL2F128): Likewise.
2276 (UNSPEC_MASKLOAD): Likewise.
2277 (UNSPEC_MASKSTORE): Likewise.
2278 (UNSPEC_CAST): Likewise.
2279 (UNSPEC_VTESTP): Likewise.
2280 (UNSPECV_VZEROALL): Likewise.
2281 (UNSPECV_VZEROUPPER): Likewise.
2282 (XMM0_REG): Likewise.
2283 (XMM1_REG): Likewise.
2284 (XMM2_REG): Likewise.
2285 (XMM3_REG): Likewise.
2286 (XMM4_REG): Likewise.
2287 (XMM5_REG): Likewise.
2288 (XMM6_REG): Likewise.
2289 (XMM8_REG): Likewise.
2290 (XMM9_REG): Likewise.
2291 (XMM10_REG): Likewise.
2292 (XMM11_REG): Likewise.
2293 (XMM12_REG): Likewise.
2294 (XMM13_REG): Likewise.
2295 (XMM14_REG): Likewise.
2296 (XMM15_REG): Likewise.
2298 (prefix_vex_imm8): Likewise.
2299 (prefix_vex_w): Likewise.
2300 (length_vex): Likewise.
2303 (*avx_ashlti3): Likewise.
2304 (*avx_lshrti3): Likewise.
2305 (*avx_setcc<mode>): Likewise.
2306 (*fop_<mode>_comm_mixed_avx): Likewise.
2307 (*fop_<mode>_comm_avx): Likewise.
2308 (*fop_<mode>_1_mixed_avx): Likewise.
2309 (*fop_<mode>_1_avx): Likewise.
2310 (*avx_<code><mode>3): Likewise.
2311 (*avx_ieee_smin<mode>3): Likewise.
2312 (*avx_ieee_smax<mode>3): Likewise.
2313 (mode): Add OI, V8SF and V4DF.
2314 (length): Support VEX prefix.
2315 (*cmpfp_i_mixed): Set prefix attribute.
2316 (*cmpfp_i_sse): Likewise.
2317 (*cmpfp_iu_mixed): Likewise.
2318 (*cmpfp_iu_sse): Likewise.
2319 (*movsi_1): Support AVX.
2320 (*movdi_2): Likewise.
2321 (*movdi_1_rex64): Likewise.
2322 (*movti_internal): Likewise.
2323 (*movti_rex64): Likewise.
2324 (*movsf_1): Likewise.
2325 (*movdf_nointeger): Likewise.
2326 (*movdf_integer_rex64): Likewise.
2327 (*movtf_internal): Likewise.
2328 (zero_extendsidi2_32): Likewise.
2329 (zero_extendsidi2_rex64): Likewise.
2330 (*extendsfdf2_mixed): Likewise.
2331 (*extendsfdf2_sse): Likewise.
2332 (*truncdfsf_fast_mixed): Likewise.
2333 (*truncdfsf_fast_sse): Likewise.
2334 (*truncdfsf_mixed): Likewise.
2335 (fix_trunc<mode>di_sse): Likewise.
2336 (fix_trunc<mode>si_sse): Likewise.
2337 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2338 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2339 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2340 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2341 (*rcpsf2_sse): Likewise.
2342 (*rsqrtsf2_sse): Likewise.
2343 (*sqrt<mode>2_sse): Likewise.
2344 (sse4_1_round<mode>2): Likewise.
2345 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2346 Support AVX. Set length attribute properly for AVX.
2348 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2349 (VECTOR_MODES (FLOAT, 32)): Likewise.
2350 (VECTOR_MODE (INT, DI, 8)): Likewise.
2351 (VECTOR_MODE (INT, HI, 32)): Likewise.
2352 (VECTOR_MODE (INT, QI, 64)): Likewise.
2353 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2354 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2355 (VECTOR_MODE (INT, DI, 4)): Removed.
2356 (VECTOR_MODE (INT, SI, 8)): Likewise.
2357 (VECTOR_MODE (INT, HI, 16)): Likewise.
2358 (VECTOR_MODE (INT, QI, 32)): Likewise.
2359 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2360 (INT_MODE (OI, 32)): Likewise.
2362 * config/i386/i386.opt (mavx): New.
2365 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2367 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2368 (*mov<mode>_internal_avx): New.
2369 (*movv2sf_internal_rex64_avx): Likewise.
2370 (*movv2sf_internal_avx): Likewise.
2372 * config/i386/predicates.md (const_4_to_5_operand): New.
2373 (const_6_to_7_operand): Likewise.
2374 (const_8_to_11_operand): Likewise.
2375 (const_12_to_15_operand): Likewise.
2376 (avx_comparison_float_operator): Likewise.
2378 * config/i386/sse.md (AVX256MODEI): New.
2379 (AVX256MODE): Likewise.
2380 (AVXMODEQI): Likewise.
2381 (AVXMODE): Likewise.
2382 (AVX256MODEF2P): Likewise.
2383 (AVX256MODE2P): Likewise.
2384 (AVX256MODE4P): Likewise.
2385 (AVX256MODE8P): Likewise.
2386 (AVXMODEF2P): Likewise.
2387 (AVXMODEF4P): Likewise.
2388 (AVXMODEDCVTDQ2PS): Likewise.
2389 (AVXMODEDCVTPS2DQ): Likewise.
2390 (avxvecmode): Likewise.
2391 (avxvecpsmode): Likewise.
2392 (avxhalfvecmode): Likewise.
2393 (avxscalarmode): Likewise.
2394 (avxcvtvecmode): Likewise.
2395 (avxpermvecmode): Likewise.
2396 (avxmodesuffixf2c): Likewise.
2397 (avxmodesuffixp): Likewise.
2398 (avxmodesuffixs): Likewise.
2399 (avxmodesuffix): Likewise.
2400 (vpermilbits): Likewise.
2401 (pinsrbits): Likewise.
2402 (mov<mode>): Likewise.
2403 (*mov<mode>_internal): Likewise.
2404 (push<mode>1): Likewise.
2405 (movmisalign<mode>): Likewise.
2406 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2407 (avx_movdqu<avxmodesuffix>): Likewise.
2408 (avx_lddqu<avxmodesuffix>): Likewise.
2409 (<plusminus_insn><mode>3): Likewise.
2410 (*avx_<plusminus_insn><mode>3): Likewise.
2411 (*avx_vm<plusminus_insn><mode>3): Likewise.
2412 (mul<mode>3): Likewise.
2413 (*avx_mul<mode>3): Likewise.
2414 (*avx_vmmul<mode>3): Likewise.
2415 (divv8sf3): Likewise.
2416 (divv4df3): Likewise.
2417 (avx_div<mode>3): Likewise.
2418 (*avx_div<mode>3): Likewise.
2419 (*avx_vmdiv<mode>3): Likewise.
2420 (avx_rcpv8sf2): Likewise.
2421 (*avx_vmrcpv4sf2): Likewise.
2422 (sqrtv8sf2): Likewise.
2423 (avx_sqrtv8sf2): Likewise.
2424 (*avx_vmsqrt<mode>2): Likewise.
2425 (rsqrtv8sf2): Likewise.
2426 (avx_rsqrtv8sf2): Likewise.
2427 (*avx_vmrsqrtv4sf2): Likewise.
2428 (<code><mode>3): Likewise.
2429 (*avx_<code><mode>3_finite): Likewise.
2430 (*avx_<code><mode>3): Likewise.
2431 (*avx_vm<code><mode>3): Likewise.
2432 (*avx_ieee_smin<mode>3): Likewise.
2433 (*avx_ieee_smax<mode>3): Likewise.
2434 (avx_addsubv8sf3): Likewise.
2435 (avx_addsubv4df3): Likewise.
2436 (*avx_addsubv4sf3): Likewise.
2437 (*avx_addsubv2df3): Likewise.
2438 (avx_h<plusminus_insn>v4df3): Likewise.
2439 (avx_h<plusminus_insn>v8sf3): Likewise.
2440 (*avx_h<plusminus_insn>v4sf3): Likewise.
2441 (*avx_h<plusminus_insn>v2df3): Likewise.
2442 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2443 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2444 (*avx_maskcmp<mode>3): Likewise.
2445 (avx_nand<mode>3): Likewise.
2446 (*avx_<code><mode>3): Likewise.
2447 (*avx_nand<mode>3): Likewise.
2448 (*avx_<code><mode>3): Likewise.
2449 (*avx_cvtsi2ss): Likewise.
2450 (*avx_cvtsi2ssq): Likewise.
2451 (*avx_cvtsi2sd): Likewise.
2452 (*avx_cvtsi2sdq): Likewise.
2453 (*avx_cvtsd2ss): Likewise.
2454 (avx_cvtss2sd): Likewise.
2455 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2456 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2457 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2458 (*avx_cvtsi2sd): Likewise.
2459 (*avx_cvtsi2sdq): Likewise.
2460 (avx_cvtdq2pd256): Likewise.
2461 (avx_cvtpd2dq256): Likewise.
2462 (avx_cvttpd2dq256): Likewise.
2463 (*avx_cvtsd2ss): Likewise.
2464 (*avx_cvtss2sd): Likewise.
2465 (avx_cvtpd2ps256): Likewise.
2466 (avx_cvtps2pd256): Likewise.
2467 (*avx_movhlps): Likewise.
2468 (*avx_movlhps): Likewise.
2469 (avx_unpckhps256): Likewise.
2470 (*avx_unpckhps): Likewise.
2471 (avx_unpcklps256): Likewise.
2472 (*avx_unpcklps): Likewise.
2473 (avx_movshdup256): Likewise.
2474 (avx_movsldup256): Likewise.
2475 (avx_shufps256): Likewise.
2476 (avx_shufps256_1): Likewise.
2477 (*avx_shufps_<mode>): Likewise.
2478 (*avx_loadhps): Likewise.
2479 (*avx_storelps): Likewise.
2480 (*avx_loadlps): Likewise.
2481 (*avx_movss): Likewise.
2482 (*vec_dupv4sf_avx): Likewise.
2483 (*vec_concatv2sf_avx): Likewise.
2484 (*vec_concatv4sf_avx): Likewise.
2485 (*vec_setv4sf_0_avx): Likewise.
2486 (*vec_setv4sf_avx): Likewise.
2487 (*avx_insertps): Likewise.
2488 (avx_vextractf128<mode>): Likewise.
2489 (vec_extract_lo_<mode>): Likewise.
2490 (vec_extract_hi_<mode>): Likewise.
2491 (vec_extract_lo_<mode>): Likewise.
2492 (vec_extract_hi_<mode>): Likewise.
2493 (vec_extract_lo_v16hi): Likewise.
2494 (vec_extract_hi_v16hi): Likewise.
2495 (vec_extract_lo_v32qi): Likewise.
2496 (vec_extract_hi_v32qi): Likewise.
2497 (avx_unpckhpd256): Likewise.
2498 (*avx_unpckhpd): Likewise.
2499 (avx_movddup256): Likewise.
2500 (*avx_movddup): Likewise.
2501 (avx_unpcklpd256): Likewise.
2502 (*avx_unpcklpd): Likewise.
2503 (avx_shufpd256): Likewise.
2504 (avx_shufpd256_1): Likewise.
2505 (*avx_punpckhqdq): Likewise.
2506 (*avx_punpcklqdq): Likewise.
2507 (*avx_shufpd_<mode>): Likewise.
2508 (*avx_storehpd): Likewise.
2509 (*avx_loadhpd): Likewise.
2510 (*avx_loadlpd): Likewise.
2511 (*avx_movsd): Likewise.
2512 (*vec_concatv2df_avx): Likewise.
2513 (*avx_<plusminus_insn><mode>3): Likewise.
2514 (*avx_<plusminus_insn><mode>3): Likewise.
2515 (*avx_mulv8hi3): Likewise.
2516 (*avxv8hi3_highpart): Likewise.
2517 (*avx_umulv8hi3_highpart): Likewise.
2518 (*avx_umulv2siv2di3): Likewise.
2519 (*avx_mulv2siv2di3): Likewise.
2520 (*avx_pmaddwd): Likewise.
2521 (*avx_mulv4si3): Likewise.
2522 (*avx_ashr<mode>3): Likewise.
2523 (*avx_lshr<mode>3): Likewise.
2524 (*avx_ashl<mode>3): Likewise.
2525 (*avx_<code><mode>3): Likewise.
2526 (*avx_eq<mode>3): Likewise.
2527 (*avx_gt<mode>3): Likewise.
2528 (*avx_nand<mode>3): Likewise.
2529 (*avx_nand<mode>3): Likewise.
2530 (*avx_<code><mode>3): Likewise.
2531 (*avx_<code><mode>3): Likewise.
2532 (*avx_packsswb): Likewise.
2533 (*avx_packssdw): Likewise.
2534 (*avx_packuswb): Likewise.
2535 (*avx_punpckhbw): Likewise.
2536 (*avx_punpcklbw): Likewise.
2537 (*avx_punpckhwd): Likewise.
2538 (*avx_punpcklwd): Likewise.
2539 (*avx_punpckhdq): Likewise.
2540 (*avx_punpckldq): Likewise.
2541 (*avx_pinsr<avxmodesuffixs>): Likewise.
2542 (*avx_pinsrq): Likewise.
2543 (*avx_loadld): Likewise.
2544 (*vec_extractv2di_1_rex64_avx): Likewise.
2545 (*vec_extractv2di_1_avx): Likewise.
2546 (*vec_dupv2di_avx): Likewise.
2547 (*vec_concatv2si_avx): Likewise.
2548 (*vec_concatv4si_1_avx): Likewise.
2549 (*vec_concatv2di_avx): Likewise.
2550 (*vec_concatv2di_rex64_avx): Likewise.
2551 (*avx_uavgv16qi3): Likewise.
2552 (*avx_uavgv8hi3): Likewise.
2553 (*avx_psadbw): Likewise.
2554 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2555 (*avx_phaddwv8hi3): Likewise.
2556 (*avx_phadddv4si3): Likewise.
2557 (*avx_phaddswv8hi3): Likewise.
2558 (*avx_phsubwv8hi3): Likewise.
2559 (*avx_phsubdv4si3): Likewise.
2560 (*avx_phsubswv8hi3): Likewise.
2561 (*avx_pmaddubsw128): Likewise.
2562 (*avx_pmulhrswv8hi3): Likewise.
2563 (*avx_pshufbv16qi3): Likewise.
2564 (*avx_psign<mode>3): Likewise.
2565 (*avx_palignrti): Likewise.
2566 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2567 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2568 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2569 (*avx_mpsadbw): Likewise.
2570 (*avx_packusdw): Likewise.
2571 (*avx_pblendvb): Likewise.
2572 (*avx_pblendw): Likewise.
2573 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2574 (avx_ptest256): Likewise.
2575 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2576 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2577 (*avx_aesenc): Likewise.
2578 (*avx_aesenclast): Likewise.
2579 (*avx_aesdec): Likewise.
2580 (*avx_aesdeclast): Likewise.
2581 (avx_vzeroupper): Likewise.
2582 (avx_vzeroupper_rex64): Likewise.
2583 (avx_vpermil<mode>): Likewise.
2584 (avx_vpermilvar<mode>3): Likewise.
2585 (avx_vpermil2<mode>3): Likewise.
2586 (avx_vperm2f128<mode>3): Likewise.
2587 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2588 (avx_vbroadcastss256): Likewise.
2589 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2590 (avx_vinsertf128<mode>): Likewise.
2591 (vec_set_lo_<mode>): Likewise.
2592 (vec_set_hi_<mode>): Likewise.
2593 (vec_set_lo_<mode>): Likewise.
2594 (vec_set_hi_<mode>): Likewise.
2595 (vec_set_lo_v16hi): Likewise.
2596 (vec_set_hi_v16hi): Likewise.
2597 (vec_set_lo_v32qi): Likewise.
2598 (vec_set_hi_v32qi): Likewise.
2599 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2600 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2601 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2602 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2603 (vec_init<mode>): Likewise.
2604 (*vec_concat<mode>_avx): Likewise.
2605 (blendbits): Support V8SF and V4DF.
2606 (sse2_movq128): Support AVX.
2607 (<sse>_movnt<mode>): Likewise.
2608 (sse2_movntv2di): Likewise.
2609 (sse_rcpv4sf2): Likewise.
2610 (sse_sqrtv4sf2): Likewise.
2611 (sse_rsqrtv4sf2): Likewise.
2612 (<sse>_comi): Likewise.
2613 (<sse>_ucomi): Likewise.
2614 (sse_cvtss2si): Likewise.
2615 (sse_cvtss2si_2): Likewise.
2616 (sse_cvtss2siq): Likewise.
2617 (sse_cvtss2siq_2): Likewise.
2618 (sse_cvttss2si): Likewise.
2619 (sse_cvttss2siq): Likewise.
2620 (sse2_cvtsd2si): Likewise.
2621 (sse2_cvtsd2si_2): Likewise.
2622 (sse2_cvtsd2siq): Likewise.
2623 (sse2_cvtsd2siq_2): Likewise.
2624 (sse2_cvttsd2si): Likewise.
2625 (sse2_cvttsd2siq): Likewise.
2626 (sse2_cvtdq2pd): Likewise.
2627 (*sse2_cvtpd2dq): Likewise.
2628 (*sse2_cvttpd2dq): Likewise.
2629 (*sse2_cvtpd2ps): Likewise.
2630 (sse2_cvtps2pd): Likewise.
2631 (sse3_movshdup): Likewise.
2632 (sse3_movsldup): Likewise.
2633 (sse_storehps): Likewise.
2634 (*sse4_1_extractps): Likewise.
2635 (sse2_storelpd): Likewise.
2636 (vec_dupv2df_sse3): Likewise.
2637 (*vec_concatv2df_sse3): Likewise.
2638 (*sse4_1_pextrb): Likewise.
2639 (*sse4_1_pextrb_memory): Likewise.
2640 (*sse2_pextrw): Likewise.
2641 (*sse4_1_pextrw_memory): Likewise.
2642 (*sse4_1_pextrd): Likewise.
2643 (*sse4_1_pextrq): Likewise.
2644 (sse2_pshufd_1): Likewise.
2645 (sse2_pshuflw_1): Likewise.
2646 (sse2_pshufhw_1): Likewise.
2647 (*sse2_storeq_rex64): Likewise.
2648 (*vec_dupv4si): Likewise.
2649 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2650 (sse2_pmovmskb): Likewise.
2651 (*sse2_maskmovdqu): Likewise.
2652 (*sse2_maskmovdqu_rex64): Likewise.
2653 (sse_ldmxcsr): Likewise.
2654 (sse_stmxcsr): Likewise.
2655 (abs<mode>2): Likewise.
2656 (sse4_1_movntdqa): Likewise.
2657 (sse4_1_phminposuw): Likewise.
2658 (sse4_1_extendv8qiv8hi2): Likewise.
2659 (*sse4_1_extendv8qiv8hi2): Likewise.
2660 (sse4_1_extendv4qiv4si2): Likewise.
2661 (*sse4_1_extendv4qiv4si2): Likewise.
2662 (sse4_1_extendv2qiv2di2): Likewise.
2663 (*sse4_1_extendv2qiv2di2): Likewise.
2664 (sse4_1_extendv4hiv4si2): Likewise.
2665 (*sse4_1_extendv4hiv4si2): Likewise.
2666 (sse4_1_extendv2hiv2di2): Likewise.
2667 (*sse4_1_extendv2hiv2di2): Likewise.
2668 (sse4_1_extendv2siv2di2): Likewise.
2669 (*sse4_1_extendv2siv2di2): Likewise.
2670 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2671 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2672 (sse4_1_zero_extendv4qiv4si2): Likewise.
2673 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2674 (sse4_1_zero_extendv2qiv2di2): Likewise.
2675 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2676 (sse4_1_zero_extendv4hiv4si2): Likewise.
2677 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2678 (sse4_1_zero_extendv2hiv2di2): Likewise.
2679 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2680 (sse4_1_zero_extendv2siv2di2): Likewise.
2681 (*sse4_1_zero_extendv2siv2di2): Likewise.
2682 (sse4_1_ptest): Likewise.
2683 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2684 (sse4_2_pcmpestri): Likewise.
2685 (sse4_2_pcmpestrm): Likewise.
2686 (sse4_2_pcmpistri): Likewise.
2687 (sse4_2_pcmpistrm): Likewise.
2689 (aeskeygenassist): Likewise.
2691 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2693 * config/i386/predicates.md (vzeroall_operation): New.
2695 * config/i386/sse.md (avx_vzeroall): New.
2696 (*avx_vzeroall): Likewise.
2698 2008-08-28 Paul Brook <paul@codesourcery.com>
2699 Mark Shinwell <shinwell@codesourcery.com>
2700 Richard Earnshaw <richard.earnshaw@arm.com>
2702 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2703 (TARGET_MIN_ANCHOR_OFFSET): New.
2704 (arm_override_options): Set correct anchor ranges for Thumb-1
2705 and Thumb-2 if required.
2706 (legitimize_pic_address): Handle case involving a TLS symbol
2707 reference with an addend.
2708 (arm_optimization_options): Enable section anchors at -O1 and
2710 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2711 * config/arm/arm-protos.h (arm_optimization_options): New.
2713 2008-08-28 Nick Clifton <nickc@redhat.com>
2715 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2716 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2719 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2720 * config/v850/v850.md (return): Remove frame size restriction.
2722 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2724 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2726 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2728 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2730 2008-08-28 Paul Brook <paul@codesourcery.com>
2732 * config/arm/vfp11.md: Update license notice.
2733 * config/arm/cortex-r4.md: Ditto.
2735 2008-08-28 Richard Guenther <rguenther@suse.de>
2737 PR tree-optimization/37207
2738 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2741 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2744 * tree.c (int_fits_type_p): Don't forget unsigned integers
2745 of type sizetype which higher end word equals -1.
2747 2008-08-28 Ira Rosen <irar@il.ibm.com>
2749 * target.h (struct vectorize): Add new target builtin.
2750 * tree-vectorizer.c (destroy_loop_vec_info): Call
2751 vect_free_slp_instance instead of vect_free_slp_node.
2752 * tree-vectorizer.h (enum slp_load_perm_type): New.
2753 (struct _slp_instance): Add new fields.
2754 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2755 (SLP_INSTANCE_LOADS): New.
2756 (vect_free_slp_tree): Remove.
2757 (vect_free_slp_instance): Declare.
2758 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2759 (vectorizable_load): Add argument.
2760 (vect_transform_slp_perm_load): New.
2761 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2763 (vect_get_place_in_interleaving_chain): New function.
2764 (vect_free_slp_tree): Make static.
2765 (vect_free_slp_instance): New function.
2766 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2767 collect the load location in the interleaving chain.
2768 (vect_supported_slp_permutation_p): New function.
2769 (vect_supported_load_permutation_p): Likewise.
2770 (vect_analyze_slp_instance): In case of loads permutation, call
2771 vect_supported_load_permutation_p to check that the permutation is
2773 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2774 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2775 (vect_create_mask_and_perm): New function.
2776 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2777 (vectorizable_load): Add an argument. Don't keep the created vectors
2778 statements in the node if permutation is required. Call
2779 vect_transform_slp_perm_load to generate the permutation.
2780 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2781 additional argument.
2782 (vect_schedule_slp_instance): In case of loads permutation, allocate
2783 vectorized statements structure for all the related SLP nodes. Call
2784 vect_transform_stmt with addditional argument.
2785 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2786 * config/spu/spu.c (spu_builtin_vec_perm): New.
2787 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2788 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2789 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2790 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2792 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2794 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2795 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2796 __gthread_cond_signal, __gthread_cond_timedwait,
2797 __gthread_cond_timedwait_recursive): New functions.
2798 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2800 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2803 2008-08-28 Richard Guenther <rguenther@suse.de>
2806 * fold-const.c (maybe_canonicalize_comparison_1): Require
2807 undefined overflow only for canonicalizing A +- CST cmp CST.
2808 Make sure to not generate new constants that are not inside
2809 their TYPE_MIN/MAX_VALUE range.
2810 (maybe_canonicalize_comparison): Remove undefined overflow
2812 (fold_binary): Remove now duplicate folding.
2814 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2816 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2817 use not updated in the last change.
2819 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2821 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2822 (IRA_COVER_CLASSES): Add FPUL_REGS.
2824 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2827 * c-common.c (conversion_warning): Check for null operands.
2829 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2832 * c-decl.c (check_for_loop_decls): Improve error message. Give
2835 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2838 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2839 (convert_for_assignment): Pass corrent OPT_W* parameter to
2840 WARN_FOR_ASSIGNMENT.
2842 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2845 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2847 2008-08-27 Paul Brook <paul@codesourcery.com>
2849 * config.gcc: Loosen checks for arm uclinux eabi targets.
2851 2008-08-27 Paul Brook <paul@codesourcery.com>
2853 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2855 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2857 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2859 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2860 the enumerators of an ENUMERAL_TYPE.
2861 * dbxout.c (dbxout_type): Ditto.
2863 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2866 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2867 (fwprop_addr): Check that the loop_father is not the outer loop.
2869 2008-08-26 Paul Brook <paul@codesourcery.com>
2871 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2872 Remove documentation entry for fmul type.
2873 Use fmuls to annotate single-precision multiplication patterns,
2874 fmuld to annotate double-precision multiplication patterns,
2875 fmacs to annotate single-precision multiply-accumulate patterns
2876 and fmacd to annotate double-precision multiply-accumulate patterns.
2877 * config/arm/vfp11.md: Update reservations accordingly.
2878 * config/arm/arm.md: Note that certain values of the "type"
2879 attribute are documented in vfp.md.
2880 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2881 (v10_cvt): Use new fmul types.
2883 2008-08-26 Paul Brook <paul@codesourcery.com>
2885 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2886 * config/arm/vfp11.md: ...here. New.
2887 * config/arm/arm.md: Include vfp11.md.
2889 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2891 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2892 parameter to inform call.
2894 2008-08-26 Jeff Law <law@redhat.com>
2896 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2897 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2898 preferred class when copying a constant into a partial word register.
2900 2008-08-26 Ben Elliston <bje@au.ibm.com>
2902 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2903 * cp/typeck.c: Likewise.
2904 * cp/tree.c: Likewise.
2905 * gimple-low.c: Likewise.
2908 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2910 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2911 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2913 * doc/passes.texi: Describe IRA.
2915 * doc/tm.texi (IRA_COVER_CLASSES,
2916 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2918 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2919 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2920 -fira-propagate-cost, -fno-ira-share-save-slots,
2921 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2923 * flags.h (ira_algorithm): New enumeration.
2924 (flag_ira_algorithm, flag_ira_verbose): New external variable
2927 * postreload.c (gate_handle_postreload): Don't do post reload
2928 optimizations unless the reload is completed.
2930 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2933 * tree-pass.h (pass_ira): New external variable declaration.
2935 * reload.h: Add 2008 to the Copyright.
2937 * cfgloopanal.c: Include params.h.
2938 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2941 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2943 * toplev.c (ira.h): New include.
2944 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2945 (backend_init_target): Call ira_init.
2946 (backend_init): Call ira_init_once.
2947 (finalize): Call finish_ira_once.
2949 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2950 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2953 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2954 may_move_out_cost): New external variable declarations.
2955 (move_table): New typedef.
2957 * caller-save.c: Include headers output.h and ira.h.
2958 (no_caller_save_reg_set): New global variable.
2959 (save_slots_num, save_slots): New variables.
2960 (reg_save_code, reg_restore_code, add_stored_regs): Add
2962 (init_caller_save): Set up no_caller_save_reg_set.
2963 (init_save_areas): Reset save_slots_num.
2964 (saved_hard_reg): New structure.
2965 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2966 (initiate_saved_hard_regs, new_saved_hard_reg,
2967 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2969 (setup_save_areas): Add code for sharing stack slots.
2970 (all_blocks): New variable.
2971 (save_call_clobbered_regs): Process pseudo-register too.
2972 (mark_set_regs): Process pseudo-register too.
2973 (insert_one_insn): Put the insn after bb note in a empty basic
2974 block. Add insn check.
2976 * global.c (eliminable_regset): Make it external.
2977 (mark_elimination): Use DF_LR_IN for IRA.
2978 (pseudo_for_reload_consideration_p): New.
2979 (build_insn_chain): Make it external. Don't ignore spilled
2980 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2981 (gate_handle_global_alloc): New function.
2982 (pass_global_alloc): Add the gate function.
2984 * opts.c (decode_options): Set up flag_ira. Print the warning for
2986 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2988 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2990 * regmove.c (regmove_optimize): Don't do replacement of output for
2993 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2994 New external variable declarations.
2996 * local-alloc.c (update_equiv_regs): Make it external. Return
2997 true if jump label rebuilding should be done. Rescan new_insn for
2999 (gate_handle_local_alloc): New function.
3000 (pass_local_alloc): Add the gate function.
3002 * alias.c (value_addr_p, stack_addr_p): New functions.
3003 (nonoverlapping_memrefs_p): Use them for IRA.
3005 * common.opt (fira, fira-algorithm, fira-coalesce,
3006 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3007 fira-verbose): New options.
3009 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3010 move_cost, may_move_in_cost, may_move_out_cost): Make the
3012 (move_table): Remove typedef.
3013 (init_move_cost): Make it external.
3014 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3017 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3018 setup_reg_classes): New function prototypes.
3019 (eliminable_regset): New external variable declaration.
3020 (build_insn_chain, update_equiv_regs): New function prototypes.
3022 * Makefile.in (IRA_INT_H): New definition.
3023 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3024 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3025 (reload1.o, toplev.o): Add dependence on ira.h.
3026 (cfgloopanal.o): Add PARAMS_H.
3027 (caller-save.o): Add dependence on output.h and ira.h.
3028 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3029 ira-emit.o, ira-lives.o): New entries.
3031 * passes.c (pass_ira): New pass.
3033 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3035 * reload1.c (ira.h): Include the header.
3036 (changed_allocation_pseudos): New bitmap.
3037 (init_reload): Initiate the bitmap.
3038 (compute_use_by_pseudos): Permits spilled registers in FROM.
3039 (temp_pseudo_reg_arr): New variable.
3040 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3041 IRA. Call alter_reg with the additional parameter. Don't clear
3042 spilled_pseudos for IRA. Restore original insn chain for IRA.
3043 Clear changed_allocation_pseudos at the end of reload.
3044 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3045 (hard_regno_to_pseudo_regno): New variable.
3046 (count_pseudo): Check spilled pseudos. Set up
3047 hard_regno_to_pseudo_regno.
3048 (count_spilled_pseudo): Check spilled pseudos. Update
3049 hard_regno_to_pseudo_regno.
3050 (find_reg): Use better_spill_reload_regno_p. Check
3051 hard_regno_to_pseudo_regno.
3052 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3054 (eliminate_regs_1): Use additional parameter for alter_reg.
3055 (finish_spills): Set up pseudo_previous_regs only for spilled
3056 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3057 more arguments. Don't clear live_throughout and dead_or_set for
3058 spilled pseudos. Use additional parameter for alter_reg. Call
3059 mark_allocation_change. Set up changed_allocation_pseudos.
3060 Remove sanity check.
3061 (emit_input_reload_insns, delete_output_reload): Use additional
3062 parameter for alter_reg. Call mark_allocation_change.
3063 (substitute, gen_reload_chain_without_interm_reg_p): New
3065 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3067 * testsuite/gcc.dg/20080410-1.c: New file.
3069 * config/s390/s390.h (IRA_COVER_CLASSES,
3070 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3072 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3074 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3076 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3078 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3080 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3082 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3084 2008-08-24 Jeff Law <law@redhat.com>
3085 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3086 when ignoring unavailable registers.
3088 2008-08-24 Jeff Law <law@redhat.com>
3089 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3090 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3091 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3092 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3094 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3095 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3097 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3098 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3099 * reload1.c (find_reg): Process registers in register allocation order.
3101 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3102 * toplev.c (backend_init_target): Move ira_init call from
3104 (lang_dependent_init_target): ...to here.
3106 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3107 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3108 calculate memory move costs for NO_REGS.
3110 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3111 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3112 STACK_REGS is defined.
3114 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3115 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3117 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3118 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3120 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3121 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3122 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3125 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3126 Dorit Nuzman <dorit@il.ibm.com>
3128 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3129 vec_extract_evenv4sf, vec_extract_evenv8hi,
3130 vec_extract_evenv16qi, vec_extract_oddv4si,
3131 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3132 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3133 vec_interleave_highv4si, vec_interleave_lowv4si,
3134 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3135 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3136 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3138 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3141 * config/rs6000/rs6000.c (optimization_options): Don't default to
3142 section anchors without toplevel reorder.
3144 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3146 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3147 (mfc_end_critical_section): Likewise.
3149 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3151 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3152 all type qualifiers from element type to vector type.
3154 2008-08-25 David Daney <ddaney@avtrex.com>
3156 * config/mips/mips.md (immediate_insn): Move up in file, fix
3157 comment typo, reformat.
3158 (fetchop_bit, atomic_hiqi_op memory_barrier,
3159 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3160 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3161 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3162 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3163 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3164 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3165 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3166 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3167 sync_old_nand<mode>, sync_new_nand<mode>,
3168 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3169 test_and_set_12): Moved to sync.md.
3171 * config/mips/sync.md: New file.
3173 2008-08-25 Richard Henderson <rth@redhat.com>
3175 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3176 (regsave): Likewise.
3177 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3178 (output_cfi_directive): Likewise.
3179 (div_data_align): New.
3180 (output_cfi): Use it.
3182 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3184 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3185 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3186 (TARGET_OCTEON): New macro.
3187 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3188 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3189 (ISA_HAS_POP): New macro.
3190 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3192 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3194 * config/mips/mips.md (cpu): Add octeon.
3195 (type): Add pop attribute value.
3196 (popcount<mode>2): New pattern.
3197 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3199 2008-08-24 Jan Hubicka <jh@suse.cz>
3201 * doc/invoke.texi (-fipa-cp-clone): New option.
3202 (-fipa-cp): Update docs.
3203 (--param ipcp-unit-growth):New.
3204 * ipa-cp.c: Include fibheap.h, params.h
3205 (ipcp_initialize_node_lattices): When not cloning, all externally
3206 visible functions are bottom.
3207 (ipcp_need_redirect_p): Accept clones.
3208 (ipcp_insert_stage): Use cost driven heuristics.
3209 (max_count, dead_nodes): New static vars.
3210 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3211 ipcp_const_param_count): New functions.
3212 * common.opt (ipa-cp-clone): New command line option.
3213 * params.def (ipcp-unit-growth): New.
3215 2008-08-24 Jan Hubicka <jh@suse.cz>
3217 * tree-inline.c (tree_function_versioning): Look harder
3218 for referenced vars.
3220 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3222 PR tree-optimization/37185
3223 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3225 2008-08-23 Jan Hubicka <jh@suse.cz>
3227 * ipa-cp.c (ipcp_analyze_node): New function.
3228 (ipcp_update_cloned_node): Use it.
3229 (ipcp_init_stage): Likewise.
3230 * ipa-inline.c (function_insertion_hook_holder): New static var.
3231 (analyze_function): Break out from ....
3232 (inline_generate_summary): Here; register insertion hook.
3233 (cgraph_decide_inlining): Remove hook.
3234 (add_new_function): New function.
3236 2008-08-23 Jan Hubicka <jh@suse.cz>
3238 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3240 2008-08-23 Jan Hubicka <jh@suse.cz>
3242 * ipa-cp.c (constant_val_insert): Remove.
3243 (ipcp_propagate_one_const): Remove.
3244 (ipcp_create_replace_map): Always insert replacements to the map.
3245 (ipcp_insert_stage): Do not try to insert statements by hand.
3246 * tree-inline.c (insert_init_stmt): Break out from ...
3247 (setup_one_parameter): ... here; allow NULL BB pointer.
3248 (tree_function_versioning): Use setup_one_parameter to process
3251 2008-08-23 Jan Hubicka <jh@suse.cz>
3253 * tree.c (decl_address_ip_invariant_p): New function.
3254 * tree.h (decl_address_ip_invariant_p): Declare.
3255 * gimple.c (strip_invariant_refs): Break out from ...
3256 (is_gimple_invariant_address): ... here
3257 (is_gimple_ip_invariant_address): New function.
3258 (is_gimple_ip_invariant): New function.
3259 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3262 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3263 (ipcp_lat_is_insertable): All constants are insertable.
3264 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3265 IPA_CONST_VALUE_REF.
3266 (ipcp_initialize_node_lattices): Propagate all types of operands.
3267 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3268 (ipcp_create_replace_map): Reformat.
3269 (ipcp_need_redirect_p): Simplify.
3270 (ipcp_insert_stage): Check that argument is used before clonning.
3271 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3272 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3273 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3274 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3275 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3276 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3277 * tree-inline.c (tree_function_versioning): Add variables referenced by
3280 2008-08-23 Jan Hubicka <jh@suse.cz>
3283 * i386.c (standard_80387_constant_p): Use optimize_size.
3285 2008-08-23 Ira Rosen <irar@il.ibm.com>
3287 PR tree-optimization/37161
3288 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3289 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3290 (vect_determine_vectorization_factor): Move the scalar type
3291 retrieval to vect_get_smallest_scalar_type.
3292 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3293 scalar type. Remove redundant computation.
3294 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3295 (vect_get_slp_defs): Take the type of RHS into account if
3296 necessary by calling vect_get_smallest_scalar_type. Call
3297 vect_get_constant_vectors with additional argument.
3299 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3302 * doc/invoke.texi (Wwrite-strings): Clarify description.
3304 2008-08-23 Ira Rosen <irar@il.ibm.com>
3306 PR tree-optimization/37174
3307 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3308 def stmt is a part of the loop before accessing its stmt_vec_info.
3310 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3313 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3314 (*swap): New insn pattern.
3315 (*ashlqi3): Rename from ashlqi3 insn pattern.
3316 (ashlqi3): New expanders.
3317 (*lshrqi3): Rename from lshrqi3 insn pattern.
3318 (lshrqi3): New expanders.
3319 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3320 lshrqi3_const5, lshrqi3_const6): New splitters.
3321 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3322 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3325 2008-08-22 Richard Guenther <rguenther@suse.de>
3327 PR tree-optimization/37078
3328 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3329 [+INF, +INF] ranges.
3331 2008-08-22 Richard Guenther <rguenther@suse.de>
3333 PR tree-optimization/37143
3334 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3335 a conversion statement instead of a copy.
3337 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3340 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3341 CCCmode, CCOmode and CCSmode destination modes.
3344 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3345 from different units in a single alternative.
3346 (*vec_extractv2sf_1): Ditto.
3347 (*vec_extractv2si_0): Ditto.
3348 (*vec_extractv2si_1): Ditto.
3349 * config/i386/sse.md (sse2_storehpd): Ditto.
3350 (sse2_storelpd): Ditto.
3351 (sse2_loadhpd): Ditto.
3352 (sse2_loadlpd): Ditto.
3355 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3356 (popcountsi2): Ditto.
3357 (clzdi2_abm): Ditto.
3358 (popcountdi2): Ditto.
3359 (clzhi2_abm): Ditto.
3360 (popcounthi2): Ditto.
3362 2008-08-22 Richard Guenther <rguenther@suse.de>
3366 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3367 if the multiplication does not overflow.
3369 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3371 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3373 2008-08-21 Richard Henderson <rth@redhat.com>
3375 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3376 spurrious comma from test.
3377 * configure: Rebuild.
3379 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3382 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3385 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3387 * c-tree.h (grokfield): New argument.
3388 * c-decl.c (grokfield): Handle new location argument.
3389 * c-parser.c (c_parser_struct_declaration): Pass location to
3392 2008-08-21 Richard Guenther <rguenther@suse.de>
3394 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3396 2008-08-21 Jan Hubicka <jh@suse.cz>
3398 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3399 (cgraph_add_function_insertion_hook,
3400 cgraph_remove_function_insertion_hook,
3401 cgraph_call_function_insertion_hooks): New functions.
3402 * cgraph.h (cgraph_add_function_insertion_hook,
3403 cgraph_remove_function_insertion_hook,
3404 cgraph_call_function_insertion_hooks): Declare.
3405 * ipa-reference.c (function_insertion_hook_holder): New variable.
3406 (check_operand, look_for_address_of): When checking late, do not care
3407 about module bitmaps.
3408 (add_new_function): New function.
3409 (generate_summary): Register hooks; zero module bitmaps.
3410 (propagate): Unregister hooks.
3411 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3412 (add_new_function): New function.
3413 (generate_summary): Register hook.
3414 (propagate): Remove hook.
3416 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3418 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3419 * ipa-cp.c (ipcp_update_cloned_node): New function.
3420 (build_const_val): Handle functions correctly; bring type logic
3421 into sync with tree-inline.c
3422 (ipcp_init_stage): Take care of computing stuff needed by
3423 indirect inlining; update clones.
3424 (ipcp_generate_summary): Break out of ipcp_driver.
3425 (ipcp_driver): Do only execution and transformation.
3426 (pass_ipa_cp): Make IPA_PASS.
3427 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3429 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3430 ipcp, some info is already available.
3431 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3432 * tree-inline.c (remap_ssa_name): Unshare expression.
3434 2008-08-21 Richard Guenther <rguenther@suse.de>
3436 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3437 a PHI ask VN if it is already available.
3438 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3439 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3441 2008-08-21 Richard Guenther <rguenther@suse.de>
3444 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3445 makes sure to produce a result of the correct type.
3447 2008-08-21 Jan Hubicka <jh@suse.cz>
3448 Backport from LTO branch:
3450 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3451 Jan Hubicka <jh@suse.cz>
3454 (init_state, finish_state, set_function_state, generate_summary):
3456 (scan_stmt): Renamed from scan_function. Changed to keep state in
3457 local static vars rather than cgraph aux field.
3458 (propagate): Renamed from static_execute. Changed to keep state in
3459 local static vars rather than cgraph aux field.
3460 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3461 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3463 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3465 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3466 * ipa-reference.c (init_function_info, generate_summary,
3467 propagate): New functions.
3468 (analyze_function): Call init_function_info.
3469 (static_execute): Stripped into generate_summary and propagate.
3470 (pass_ipa_reference): Made into ipa_opt_pass.
3472 2008-08-21 Richard Guenther <rguenther@suse.de>
3474 PR tree-optimization/37181
3475 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3477 (extract_range_from_unary_expr): Likewise.
3479 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3481 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3483 * toplev.h (pedwarn_at): Likewise.
3484 * builtins.c: Update all calls to pedwarn.
3485 * c-lex.c: Likewise.
3486 * toplev.c: Likewise.
3487 * c-tree.h: Likewise.
3488 * c-decl.c: Likewise.
3489 * c-errors.c: Likewise.
3490 * c-typeck.c: Likewise.
3491 * c-common.c: Likewise.
3492 * c-parser.c: Likewise.
3494 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3497 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3498 with MODE_VECTOR_INT mode.
3500 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3503 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3504 initialized outside the current module.
3505 (warn_uninitialized_var): Ignore left-hand side when walking the
3506 trees. Ignore address expressions. Examine VUSE operands in gimple
3507 statements with a variable declaration on the right-hand side.
3509 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3512 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3514 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3517 * c-common.c (conversion_warning): Do not warn if applying bit-and
3518 operator to unsigned constant that fits in the target type.
3520 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3523 * c-common.c (conversion_warning): Do not warn for artificial
3526 2008-08-20 Richard Guenther <rguenther@suse.de>
3528 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3529 (extract_range_from_binary_expr): Fall back to constant propagation.
3530 (extract_range_from_unary_expr): Likewise.
3532 2008-08-20 Richard Guenther <rguenther@suse.de>
3534 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3535 with TREE_THIS_VOLATILE on shared nodes.
3536 (fold_stmt_r): Likewise.
3538 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3541 * c-parser.c (c_parser_attributes): For keywords use canonical
3542 spelling for attr_name.
3544 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3546 * value-prof.c (check_counter): Revert wrong call to error.
3548 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3550 * profile.c: Update calls to inform.
3551 * value-prof.c: Update calls to inform.
3553 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3555 * diagnostic.c (inform): Add an explicit location_t parameter.
3556 * toplev.h (inform): Update declaration.
3557 * builtins.c: Update all calls to inform.
3558 * c-common.c: Likewise.
3559 * c-decl.c: Likewise.
3560 * c-opts.c: Likewise.
3561 * c-pch.c: Likewise.
3562 * c-pragma.c: Likewise.
3563 * c-typeck.c: Likewise.
3564 * coverage.c: Likewise.
3566 * toplev.c: Likewise.
3567 * tree-cfg.c: Likewise.
3568 * tree-ssa.c: Likewise.
3570 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3573 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3574 V2DI mode, for SSE4.1, use movq instead of vector set if the
3575 second element is zero and inter-unit moves are OK.
3577 2008-08-20 Richard Guenther <rguenther@suse.de>
3579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3580 properly handle conversion/copy chains after tuplification.
3582 2008-08-20 Richard Guenther <rguenther@suse.de>
3584 * passes.c (init_optimization_passes): Move the second
3585 forwprop pass before alias computation. Remove the second
3586 DCE pass. Remove the first dominator and phi copy/const
3589 2008-08-20 Nick Clifton <nickc@redhat.com>
3591 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3592 support of this feature. Do not assume that a sufficiently new
3593 assembler will support the feature regardless of the target type.
3594 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3595 * configure: Regenerate.
3597 2008-08-20 Richard Guenther <rguenther@suse.de>
3599 * tree-vrp.c (found_in_subgraph): Remove.
3600 (live): New global static.
3601 (live_on_edge): New function.
3602 (blocks_visited): Remove.
3603 (register_edge_assert_for_2): Use live_on_edge.
3604 (find_conditional_asserts): Remove code dealing with
3605 found_in_subgraph. Do not walk the CFG.
3606 (find_switch_asserts): Likewise.
3607 (find_assert_locations_1): Renamed from find_assert_locations.
3608 Move finding assert locations for conditional and switch
3609 statements first. Update live bitmap. Do not walk the CFG.
3610 (find_assert_locations): New function.
3611 (insert_range_assertions): Remove entry of CFG walk.
3612 Adjust call to find_assert_locations.
3613 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3614 that only can appear because of fake exit edges but assert we
3615 never try to insert on those.
3616 (fini_pre): Do not remove fake exit edges here...
3617 (execute_pre): ...but here, before committing edge inserts.
3619 2008-08-19 Richard Guenther <rguenther@suse.de>
3621 * passes.c (init_optimization_passes): Exchange store-ccp
3624 2008-08-19 Rafael Espindola <espindola@google.com>
3626 * varasm.c (weak_decls): Move earlier in the file.
3627 (assemble_external): Add weak decls to the weak_decls list.
3628 (declare_weak): Don't add decls to the weak_decls list.
3630 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3633 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3634 before (sse2_shufpd_<mode>).
3636 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3639 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3640 * tree.c (block_nonartificial_location): Likewise.
3642 2008-08-19 Richard Guenther <rguenther@suse.de>
3644 PR tree-optimization/35972
3645 PR tree-optimization/23094
3646 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3648 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3649 handle MISALIGNED_INDIRECT_REF.
3650 (get_ref_from_reference_ops): New helper.
3651 (vn_reference_lookup_pieces): Walk the use-def chain using the
3652 alias-oracle if requested.
3653 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3654 walking the use-def chain.
3655 (compute_avail): But not here.
3656 (create_component_ref_by_pieces_1): Properly handle
3657 MISALIGNED_INDIRECT_REF.
3658 (do_regular_insertion): Handle fully redundant
3659 expressions after PHI-translation also for SSA_NAME values, not
3660 only constants. Correctly use edoubleprime for that.
3662 2008-08-19 Ira Rosen <irar@il.ibm.com>
3664 * tree-vectorizer.c (supportable_widening_operation): Support
3665 multi-step conversion, return the number of steps in such conversion
3666 and the required intermediate types.
3667 (supportable_narrowing_operation): Likewise.
3668 * tree-vectorizer.h (vect_pow2): New function.
3669 (supportable_widening_operation): Change argument types.
3670 (supportable_narrowing_operation): Likewise.
3671 (vectorizable_type_promotion): Add an argument.
3672 (vectorizable_type_demotion): Likewise.
3673 * tree-vect-analyze.c (vect_analyze_operations): Call
3674 vectorizable_type_promotion and vectorizable_type_demotion with
3675 additional argument.
3676 (vect_get_and_check_slp_defs): Detect patterns.
3677 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3679 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3680 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3681 according to the smallest type in the loop.
3682 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3683 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3684 supportable_widening_operation with correct arguments.
3685 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3686 operands lists according to the number of vector statements in left
3687 or right node, if exists.
3688 (vect_gen_widened_results_half): Remove unused argument.
3689 (vectorizable_conversion): Call supportable_widening_operation,
3690 supportable_narrowing_operation, and vect_gen_widened_results_half
3691 with correct arguments.
3692 (vectorizable_assignment): Change documentation, support multiple
3694 (vectorizable_operation): Likewise.
3695 (vect_get_loop_based_defs): New function.
3696 (vect_create_vectorized_demotion_stmts): Likewise.
3697 (vectorizable_type_demotion): Support loop-aware SLP and general
3698 multi-step conversion. Call vect_get_loop_based_defs and
3699 vect_create_vectorized_demotion_stmts for transformation.
3700 (vect_create_vectorized_promotion_stmts): New function.
3701 (vectorizable_type_promotion): Support loop-aware SLP and general
3702 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3704 (vectorizable_store): Change documentation, support multiple
3706 (vectorizable_load): Likewise.
3707 (vect_transform_stmt): Pass SLP_NODE to
3708 vectorizable_type_promotion and vectorizable_type_demotion.
3709 (vect_schedule_slp_instance): Move here the calculation of number
3710 of vectorized statements for each node from...
3711 (vect_schedule_slp): ... here.
3712 (vect_transform_loop): Call vect_schedule_slp without the last
3715 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3718 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3719 to == in assert statement.
3720 (vectorizable_reduction): Fix typo.
3722 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3725 * value-prof.c (check_counter): Dereference pointer to overall
3726 count when printing it.
3728 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3730 * profile.h: Really add it.
3732 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3734 * mcf.c: Really add it.
3736 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3737 Vinodha Ramasamy <vinodha@google.com>
3739 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3741 * value-prof.c (check_counter): Fix the counter if
3742 flag_profile_correction is true.
3743 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3744 tree_mod_subtract_transform):
3745 Follow check_counter parameter change.
3746 * common.opt (fprofile-correction): New option.
3748 * profile.h: Likewise.
3749 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3750 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3751 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3753 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3754 flag_profile_correction is set.
3756 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3758 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3760 2008-08-18 Tomas Bily <tbily@suse.cz>
3762 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3763 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3765 * tree-data-ref.c (split_constant_offset_1): Likewise.
3766 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3767 * tree-sra.c (sra_walk_expr): Likewise.
3768 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3769 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3770 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3771 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3773 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3774 * tree-vect-transform.c (vectorizable_type_demotion)
3775 (vectorizable_type_promotion): Likewise.
3776 * tree-inline.c (expand_call_inline):
3777 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3778 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3779 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3780 * expr.c (expand_expr_real_1): Likewise.
3781 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3782 (gimple_assign_unary_useless_conversion_p): Likewise.
3783 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3784 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3785 * fold-const.c (fold_unary): Likewise.
3786 * tree.h (CONVERT_EXPR_P): Likewise.
3787 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3788 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3790 (register_edge_assert_for_2, extract_range_from_unary_expr)
3791 (register_edge_assert_for_1): Likewise.
3793 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3795 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3796 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3797 (enum real_value_const): Delete.
3798 (get_real_const): Delete.
3799 * real.c (get_real_const): Delete.
3800 (dconst_e_ptr): Define.
3801 (dconst_third_ptr): Define.
3802 (dconst_sqrt2_ptr): Define.
3803 * builtins.c: Update all callers.
3805 2008-08-18 Richard Guenther <rguenther@suse.de>
3807 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3808 statement iterator after statement removal.
3810 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3812 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3813 (detect_processor_freebsd): Likewise.
3814 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3816 2008-08-18 Richard Guenther <rguenther@suse.de>
3818 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3819 and loads have the correct types.
3821 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3824 * c-opts.c (cpp_opts): Remove static.
3825 * c-parser.c (cpp_opts): Declare it extern.
3826 (disable_extension_diagnostics): Handle cpp options.
3827 (enable_extension_diagnostics): Likewise.
3829 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3831 * diagnostics.c (permerror_at): Rename as permerror.
3832 (permerror): Delete.
3833 * toplev.h: Likewise.
3835 2008-08-18 Richard Guenther <rguenther@suse.de>
3837 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3838 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3839 Move call_cdce before build_alias. Move copyrename2,
3840 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3841 right after final inlining.
3842 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3843 (pass_build_cfg): But instead via TODO_dump_func.
3845 2008-08-18 Richard Guenther <rguenther@suse.de>
3847 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3849 (scalarize_init): If we failed to generate some initializers
3850 do not generate zeros for not instantiated members. Instead
3851 rely on the copy out.
3852 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3853 about missing flow-sensitive alias info only if we have
3856 2008-08-17 Nick Clifton <nickc@redhat.com>
3858 * doc/extend.texi (Function Attributes): Fix typo in description
3859 if hot function attribute.
3861 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3862 Richard Sandiford <rdsandiford@googlemail.com>
3864 * doc/install.texi (--with-mips-plt): Document.
3865 * doc/invoke.texi (-mplt, -mno-plt): Document.
3866 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3867 and handle ${with_mips_plt}.
3868 * config/mips/mips.opt (mplt): New option.
3869 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3870 (TARGET_ABICALLS_PIC2): Likewise.
3871 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3872 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3873 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3874 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3875 to decide whether to output ".option picX" directives.
3876 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3877 Pass -call_nonpic rather than -KPIC for -mplt.
3878 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3879 on the command line. Also remove it when -mabi=64 is used without
3881 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3882 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3883 TARGET_ABICALLS_PIC0.
3884 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3886 (mips16_build_function_stub): Only output ".option pic" directives
3887 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3888 (mips16_build_call_stub): Fix comment and remove redundant
3889 ".set at"/"set .noat" directives.
3890 (mips_function_rodata_section): Use the default behaviour for
3891 TARGET_ABSOLUTE_ABICALLS.
3892 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3893 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3894 (mips_restore_gp): Do nothing if the current function doesn't use
3896 (mips_expand_prologue): Only save $gp if the current function uses it.
3897 Use a normal move for TARGET_ABICALLS_PIC0.
3898 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3900 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3902 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3903 of function when handling GLOBAL_POINTER_REGNUM.
3905 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3908 * common.opt (-fstack-check): Do not declare the variable here.
3909 (-fstack-check=): New option variant.
3910 * doc/invoke.texi (Code Gen Options): Document it.
3911 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3912 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3913 (STACK_CHECK_STATIC_BUILTIN): New macro.
3914 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3915 * opts.c: Include expr.h.
3916 (common_handle_option) <OPT_fold_stack_check_>: New case.
3917 <OPT_fstack_check>: Likewise.
3918 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3919 consistently in the test for variable-sized types. Adjust for
3920 new behaviour of flag_stack_check.
3921 * explow.c: Include except.h.
3922 (allocate_dynamic_stack_space): Do not take into account
3923 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3924 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3925 for variable-sized parameters. Treat all parameters whose size is
3926 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3927 stack checking is enabled.
3928 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3929 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3930 if generic stack checking is enabled.
3931 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3932 * reload1.c (reload): Likewise.
3933 * stmt.c (expand_decl): Assert that all automatic variables have
3934 fixed size at this point and remove dead code.
3935 * flags.h (stack_check_type): New enumeration type.
3936 (flag_stack_check): Declare.
3937 * toplev.c (flag_stack_check): New global variable.
3938 * Makefile.in (opts.o): Add dependency on EXPR_H.
3939 (explow.o): Add dependency on except.h.
3941 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3943 * config/avr/avr.c (avr_override_options): Reduce value of
3944 PARAM_INLINE_CALL_COST.
3946 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3948 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3949 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3950 lieu of TYPE_MODE (type) throughout.
3952 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3954 * config/arm/arm.c (add_minipool_backward_ref): Check for
3955 8-byte-aligned entries in second case of forcing insertion after a
3956 particular entry. Change third case to avoid inserting
3957 non-8-byte-aligned entries before 8-byte-aligned ones.
3959 2008-08-15 Richard Guenther <rguenther@suse.de>
3961 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3962 strip components for unknown size accesses.
3964 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3966 * config/s390/2097.md New file.
3967 * config/s390/s390.md ("z10prop" attribute): Define none,
3968 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3969 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3970 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3971 possible values and apply them to insns as appropriate.
3972 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3973 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3974 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3975 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3977 ("bfp" mode attribute): Removed. Every occurence replaced
3979 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3980 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3983 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3986 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3989 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3991 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3992 additional argument. Support reduction when duplication is needed due
3993 to data-types of different sizes in the loop.
3994 (get_initial_def_for_induction): Fix printout.
3995 (vect_get_vec_def_for_stmt_copy): Support case where the
3996 vec_stmt_for_operand is a phi node.
3997 (vectorizable_reduction): Support reduction when duplication is needed
3998 due to data-types of different sizes in the loop.
3999 (vectorizable_call): Remove restriction to not vectorize in case we
4000 have data-types of different sizes in the loop.
4001 (vectorizable_conversion): Likewise.
4002 (vectorizable_operation): Likewise.
4003 (vectorizable_type_demotion): Likewise.
4004 (vectorizable_type_promotion): Likewise.
4005 (vectorizable_induction): Add restriction to not vectorize in case
4006 we have data-types of different sizes in the loop.
4008 2008-08-14 Christophe Saout <christophe@saout.de>
4009 Uros Bizjak <ubizjak@gmail.com>
4012 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4013 (*vec_concatv2di_rex64_sse4_1): Ditto.
4014 (*vec_concatv2di_rex64_sse): Ditto.
4016 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4019 * fold-const.c (fold_widened_comparison): Do not allow
4020 sign changes that change the result even if shorter type
4021 is wider than arg1_unw's type.
4023 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4025 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4026 Skip if the multilib testing specifies -march that does not
4027 agree with the one specified in the testcase.
4029 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4031 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4032 zero extend SImode values being converted to TFmode before passing
4035 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4037 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4038 __PPU__ when targeting the Cell/B.E. PPU processor.
4040 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4042 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4043 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4044 Rematerialize the static chain, if any.
4045 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4048 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4050 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4051 (new_loc_descr): Likewise.
4052 (add_loc_descr): Likewise.
4053 (size_of_loc_descr): Likewise.
4054 (size_of_locs): Likewise.
4055 (output_loc_operands): Likewise.
4056 (output_loc_sequence): Likewise.
4057 (new_reg_loc_descr): New.
4058 (build_cfa_loc): Use it.
4059 (build_cfa_aligned_loc): Likewise.
4060 (one_reg_loc_descriptor): Likewise.
4061 (based_loc_descr): Likewise.
4063 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4066 * doc/invoke.texi (Wmain): Update.
4067 * c-decl.c (start_decl): warn_main is only 0 or 1.
4068 (start_function): Likewise. Fix formatting.
4069 (finish_function): Delete redundant warning.
4070 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4071 * c-opts (c_common_handle_option): -Wall only has effect if
4072 warn_main is uninitialized. OPT_Wmain is automatically
4073 handled. -pedantic also enables Wmain.
4074 (c_common_post_options): Handle all logic for Wmain here.
4075 * c-common.c (warn_main): Delete.
4076 (check_main_parameter_types): Make pedwarns conditional on
4078 * c-common.h (warn_main): Delete.
4080 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4083 * expr.c (emit_group_store): Allocate stack temp with the
4084 largest alignment when copying from register to stack.
4086 2008-08-13 Richard Guenther <rguenther@suse.de>
4088 * tree.h (maybe_fold_offset_to_address): Declare.
4089 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4090 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4091 Likewise for POINTER_PLUS_EXPR.
4092 (maybe_fold_offset_to_reference): Enable disabled code.
4093 (maybe_fold_offset_to_address): New function.
4094 (fold_stmt_r): Use it.
4095 (fold_gimple_assign): Likewise.
4096 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4097 (gimplify_expr): Likewise.
4099 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4101 * toplev.h (pedwarn_at): Fix declaration.
4103 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4105 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4106 LINK_SPEC): Use %R in -Y P argument.
4108 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4111 * diagnostic.c (pedwarn_at): New.
4112 * toplev.h (pedwarn_at): Declare.
4113 * c-tree.h (build_enumerator): Update declaration.
4114 * c-decl.c (finish_enum): Update comment.
4115 (build_enumerator): Take a location parameter. Give a pedwarn but do
4116 not perform any conversion.
4117 * c-parser.c (c_parser_enum_specifier): Set correct location for
4120 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4123 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4124 expressions except for conversions to signed:1 bitfields. Handle
4125 COND_EXPR with constant operands.
4127 2008-08-13 Richard Guenther <rguenther@suse.de>
4129 PR tree-optimization/15255
4130 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4131 (struct oecount_s): New struct and VEC types.
4133 (oecount_hash): New function.
4134 (oecount_eq): Likewise.
4135 (oecount_cmp): Likewise.
4136 (zero_one_operation): New function.
4137 (build_and_add_sum): Likewise.
4138 (undistribute_ops_list): Perform un-distribution of multiplication
4139 and division on the chain of summands.
4140 (should_break_up_subtract): Also break up subtracts for factors.
4141 (reassociate_bb): Delete dead visited statements.
4142 Call undistribute_ops_list. Re-sort and optimize if it did something.
4143 * passes.c (init_optimization_passes): Move DSE before
4145 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4148 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4150 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4152 * doc/invoke.texi: Revert unintended checkin.
4154 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4157 * gcc.c (include_spec_function): Tweak call to find_a_file.
4159 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4162 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4163 and TRUTH_ORIF_EXPR.
4164 * dojump.c (do_jump): Likewise.
4166 PR tree-optimization/37084
4167 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4168 if id->regimplify, don't assume stmt is a cast assignment.
4170 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4172 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4174 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4177 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4180 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4182 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4183 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4185 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4186 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4187 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4188 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4189 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4191 * doc/tm.texi (Storage Layout): Remove documentation for
4192 TARGET_FLOAT_FORMAT.
4194 * simplify-rtx.c (simplify_binary_operation_1): Replace
4195 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4197 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4199 * real.h (struct real_format): New member has_sign_dependent_rounding.
4200 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4201 spu_single_format, ieee_double_format, mips_double_format,
4202 motorola_double_format, ieee_extended_motorola_format,
4203 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4204 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4205 mips_extended_format, ieee_quad_format, mips_quad_format,
4206 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4207 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4209 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4210 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4211 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4212 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4213 (ROUND_TOWARDS_ZERO): Likewise.
4215 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4216 (FLOAT_MODE_FORMAT): New macro.
4217 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4218 (MODE_COMPOSITE_P): ... this new macro.
4219 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4220 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4221 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4223 * flags.h: Include "real.h".
4225 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4226 REAL_MODE_FORMAT_COMPOSITE_P.
4227 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4229 * doc/tm.texi (Storage Layout): Remove documentation of
4230 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4231 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4232 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4233 they only apply to libgcc2.a.
4235 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4237 * config/spu/float_disf.c: New file.
4238 * config/spu/float_unsdisf.c: New file.
4239 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4240 (LIB2FUNCS_EXCLUDE): Define.
4242 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4243 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4245 * real.h (struct real_format): New member round_towards_zero.
4246 * real.c (round_for_format): Respect fmt->round_towards_zero.
4247 (ieee_single_format, mips_single_format, motorola_single_format,
4248 spu_single_format, ieee_double_format, mips_double_format,
4249 motorola_double_format, ieee_extended_motorola_format,
4250 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4251 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4252 mips_extended_format, ieee_quad_format, mips_quad_format,
4253 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4254 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4256 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4257 real_format to choose rounding mode when calling MPFR functions.
4258 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4259 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4261 * real.h (real_to_decimal_for_mode): Add prototype.
4262 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4263 Respect target rounding mode when generating decimal representation.
4264 (real_to_decimal): New stub for backwards compatibility.
4265 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4266 real_to_decimal_for_mode instead of real_to_decimal.
4268 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4270 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4271 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4273 * real.c (spu_single_format): New variable.
4274 * real.h (spu_single_format): Declare.
4276 * config/spu/spu.c (spu_override_options): Install SFmode format.
4277 (spu_split_immediate): Use integer mode to operate on pieces of
4278 floating-point values in all cases.
4280 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4281 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4282 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4284 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4286 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4288 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4290 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4292 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4295 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4296 on the VAR_DECL instead of TYPE_READONLY on its type.
4298 2008-08-12 Ira Rosen <irar@il.ibm.com>
4300 * tree-vectorizer.c: Depend on langhooks.h.
4301 (supportable_widening_operation): Add two arguments. Support double
4303 (supportable_narrowing_operation): Likewise.
4304 * tree-vectorizer.h (supportable_widening_operation): Add two
4306 (supportable_narrowing_operation): Likewise.
4307 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4308 supportable_widening_operation with correct arguments.
4309 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4310 (vectorizable_type_demotion): Support double type conversions.
4311 (vectorizable_type_promotion): Likewise.
4312 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4314 2008-08-11 Michael Matz <matz@suse.de>
4316 * i386/i386.c (override_options): Move initialisation from
4317 flag_schedule_insns_after_reload to here from ...
4318 (optimization_options): ... here.
4320 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4322 PR rtl-optimization/36998
4323 * dwarf2out.c (compute_barrier_args_size_1,
4324 compute_barrier_args_size): Temporarily remove assertions.
4326 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4329 * tree-ssa.c (struct walk_data): Add new flag
4330 warn_possibly_uninitialized.
4331 (warn_uninitialized_var): Use it.
4332 (warn_uninitialized_vars): New.
4333 (execute_early_warn_uninitialized): Call it.
4334 (execute_late_warn_uninitialized): Likewise.
4336 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4339 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4342 2008-08-09 Jan Hubicka <jh@suse.cz>
4345 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4347 (expand_fix): Be prepared for expansion to fail.
4348 (expand_sfix_optab): Remove instructions if expansion failed.
4350 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4352 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4354 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4355 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4357 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4359 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4360 mips/t-libgcc-mips16 to tmake_file.
4361 * config/mips/mips-protos.h (mips_call_type): New enum.
4362 (mips_pic_base_register, mips_got_load): Declare.
4363 (mips_restore_gp): Take an rtx argument.
4364 (mips_use_pic_fn_addr_reg_p): Declare.
4365 (mips_expand_call): Replace the sibcall_p argument with
4366 a mips_call_type argument. Add a lazy_p parameter.
4367 (mips_split_call): Declare.
4368 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4369 (MIPS16_PIC_TEMP): Likewise.
4370 (reg_class): Delete M16_NA_REGS.
4371 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4372 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4373 (mips_split_hi_p): Declare.
4374 * config/mips/mips.c (mips_split_hi_p): New array.
4375 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4376 (mips_got_symbol_type_p): New function.
4377 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4378 (mips16_stub_function_p): New function.
4379 (mips16_local_function_p): Likewise.
4380 (mips_use_pic_fn_addr_reg_p): Likewise.
4381 (mips_cannot_force_const_mem): Return false for HIGHs.
4382 Extend CONST_INT and symbolic handling to MIPS16, using
4383 mips_symbol_insns to check that the base symbol type is a
4384 legitimate constant. Reject GOT-based constants if
4385 TARGET_MIPS16_PCREL_LOADS.
4386 (mips_const_insns): Check targetm.cannot_force_const_mem when
4387 decomposing a symbolic base and a large offset.
4388 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4389 When calling a function that needs $25 from MIPS16 code,
4390 move the target address into $25 separately and add a USE
4392 (mips16_gp_pseudo_reg): Insert the initializer immediately
4393 before the first real insn.
4394 (mips_pic_base_register, mips_got_load): New functions.
4395 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4396 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4397 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4398 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4399 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4400 also passing NULL_RTX rather than const0_rtx as the aux argument.
4401 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4402 instead of TARGET_EXPLICIT_RELOCS.
4403 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4404 (mips_load_call_address): Replace the sibcall_p argument with
4405 a mips_call_type argument. Use mips_got_load.
4406 (mips16_local_alias): New structure.
4407 (mips16_local_aliases): New variable.
4408 (mips16_local_aliases_hash): New function.
4409 (mips16_local_aliases_eq): Likewise.
4410 (mips16_local_alias): Likewise.
4411 (mips16_stub_function): Likewise.
4412 (mips16_build_function_stub): Create a local alias for the target
4413 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4414 .cpload directive and an R_MIPS_NONE relocation for the target
4415 function, then load the alias rather than the function itself.
4416 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4417 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4418 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4419 (mips16_build_call_stub): Replace the FN parameter with an
4420 FN_PTR parameter. Force the address into a register if it
4421 isn't a call_insn_operand; don't rely on the caller to do this.
4422 If a call to a locally-defined and locally-binding MIPS16
4423 function must be made indirectly, redirect the call to the
4424 function's local alias. Use mips16_stub_function_p,
4425 mips16_stub_function, mips_expand_call and use_reg.
4426 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4427 Use explicit %hi and %lo accesses where possible.
4428 Use MIPS_CALL to generate the correct code form of a
4429 jal instruction. Add clobbers of $18 instead of uses.
4430 Update the call to mips_emit_call_insn.
4431 (mips_expand_call): Replace the SIBCALL_P argument with a
4432 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4433 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4434 allowing it to modify the call address. Update the calls to
4435 mips_load_call_address and mips_emit_call_insn.
4436 (mips_split_call): New function.
4437 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4438 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4439 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4440 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4441 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4443 (mips_cprestore_slot): New function.
4444 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4445 and use mips_cprestore_slot.
4446 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4448 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4449 then use a copygp_mips16 instruction to set up $28.
4450 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4451 (mips16_lay_out_constants): Call split_all_insns_noflow.
4452 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4453 false if TARGET_MIPS16.
4454 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4455 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4456 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4457 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4458 MIPS16 code. Allow MIPS16 o32 PIC.
4459 (mips_override_options): Allow MIPS16 o32 PIC.
4460 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4461 after reload if TARGET_USE_GOT.
4462 (UNSPEC_COPYGP): New constant.
4463 (length): Use a default length of 8 for MIPS16 GOT loads.
4464 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4465 (*got_page<mode>): Check mips_split_hi_p.
4466 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4467 (unspec_got<mode>, unspec_call<mode>): New expanders.
4468 (load_got<mode>, load_call<mode>): Remove the length attributes.
4469 Use a got attribute instead of a type attribute.
4470 (copygp_mips16): New insn.
4471 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4472 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4473 (sibcall, sibcall_value, call, call_value): Update the calls
4474 to mips_expand_call.
4475 (call_internal, call_value_internal): Use mips_split_call.
4476 (call_value_multiple_internal): Likewise.
4477 (call_split): Move after call_internal (the insn it is split from).
4478 (call_internal_direct, call_value_internal_direct): Turn into
4479 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4480 (call_direct_split, call_value_direct_split): New patterns.
4481 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4482 and use M16_REGS instead of M16_NA_REGS.
4483 * config/mips/predicates.md (const_call_insn_operand): Replace
4484 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4485 mips_use_pic_fn_addr_reg_p check.
4486 (move_operand): Reject HIGHs if mips_split_hi_p.
4487 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4488 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4489 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4490 * config/mips/libgcc-mips16.ver: New file.
4491 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4492 $(srcdir)/config/mips/libgcc-mips16.ver.
4494 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4496 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4497 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4498 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4499 (mips16_cfun_returns_in_fpr_p): Likewise.
4501 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4503 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4504 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4505 rather than 4 to PC.
4507 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4509 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4510 (FUNCTION_PROFILER): Save the static chain pointer into $2
4511 beforehand and restore it aftewards.
4512 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4513 address directly into $25 and call the function through $25;
4514 do not clobber $3. Pad the DImode version to cover the space
4515 left by the deleted $25 <- $3 move.
4516 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4517 the removal of the $25 <- $3 move.
4518 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4519 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4521 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4522 Daniel Jacobowitz <dan@codesourcery.com>
4524 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4525 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4526 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4527 * config/mips/mips.c (mips_start_function_definition): New function.
4528 (mips_end_function_definition): Likewise.
4529 (mips_output_function_prologue): Use mips_start_function_definition.
4530 (mips_output_function_epilogue): Use mips_end_function_definition.
4531 (build_mips16_function_stub): Use mips_start_function_definition
4532 and mips_end_function_definition.
4533 (build_mips16_call_stub): Likewise.
4535 2008-08-09 Richard Guenther <rguenther@suse.de>
4537 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4538 * gimple.h (gimple_call_fn): Adjust comment.
4539 (gimple_call_set_fndecl): New function.
4540 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4541 longer having bare FUNCTION_DECL operand.
4542 (gimple_call_return_type): Likewise.
4543 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4545 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4546 (gimple_mod_pow2): Likewise.
4547 (gimple_mod_subtract): Likewise.
4548 (gimple_ic): Likewise.
4549 (gimple_stringop_fixed_value): Likewise.
4550 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4551 longer having bare FUNCTION_DECL operand.
4552 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4553 * omp-low.c (optimize_omp_library_calls): Likewise.
4554 * cgraphunit.c (update_call_expr): Likewise.
4555 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4556 (execute_convert_to_rsqrt): Likewise.
4557 * cfgexpand.c (gimple_to_tree): Simplify.
4558 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4559 bare FUNCTION_DECL operand.
4560 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4561 (convert_gimple_call): Use gimple_call_fndecl.
4562 * c-common.c (c_warn_unused_result): Likewise.
4564 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4567 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4568 (c_finish_return): Likewise.
4569 (c_start_case): Likewise.
4570 * c-common.c (warn_for_collisions_1): Use explicit location in
4572 * c-parser.c (c_parser_condition): New. Call
4573 verify_sequence_points.
4574 (c_parser_paren_condition): Call c_parser_condition.
4575 (c_parser_for_statement): Call c_parser_condition.
4577 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4580 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4581 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4582 Moved from diagnostic.h
4583 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4585 (emit_diagnostic): New.
4586 (warning0, pedwarn0): Delete.
4587 (warning, warning_at, pedwarn, permerror): Return bool.
4588 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4589 Moved to diagnostic.c.
4590 (struct diagnostic_context): Use correct type for
4591 classify_diagnostic.
4592 (diagnostic_report_diagnostic): Update declaration.
4593 (emit_diagnostic): Declare.
4594 * errors.c (warning): Return bool.
4595 * errors.h (warning): Update declaration.
4596 * toplev.h (warning0, pedwarn0): Delete.
4597 (warning, warning_at, pedwarn, permerror): Return bool.
4598 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4599 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4600 inform. Update all calls.
4601 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4602 before giving informative note.
4603 (implicit_decl_warning): Likewise.
4604 * c-typeck.c (build_function_call): Likewise.
4605 * tree-sssa.c (warn_uninit): Likewise.
4606 * builtins.c (gimplify_va_arg_expr): Likewise.
4608 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4611 * doc/invoke.texi (-Wextra): Move warning from here...
4612 (-Wuninitialized): ... to here.
4614 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4617 * flags.h (set_Wunused): Delete
4618 * toplev.c (process_options): Handle Wunused flags here.
4619 * opts.c (maybe_warn_unused_parameter): Delete.
4620 (common_handle_option): Replace set_Wunused by warn_unused.
4621 (set_Wextra): Do not handle Wunused-parameter here.
4622 (set_Wunused): Delete.
4623 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4625 * common.opt (Wunused): Add Var and Init.
4626 (Wunused-function): Likewise.
4627 (Wunused-label): Likewise.
4628 (Wunused-parameter): Likewise.
4629 (Wunused-value): Likewise.
4630 (Wunused-variable): Likewise.
4632 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4634 * doc/invoke.texi: Add cpu_type power7.
4635 * config.in (HAVE_AS_VSX): New.
4636 * config.gcc: Add cpu_type power7.
4637 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4639 * configure: Regenerate.
4640 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4642 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4643 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4644 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4646 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4648 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4649 type to vectorize.builtin_conversion.
4650 (vectorizable_conversion): Likewise.
4651 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4652 integral type as input.
4653 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4655 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4656 and ALTIVEC_BUILTIN_VCTSXS.
4657 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4660 2008-08-08 Richard Guenther <rguenther@suse.de>
4662 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4663 (surely_varying_stmt_p): Calls are varying only if they are
4664 non-builtin and not indirect or have no result.
4665 (ccp_fold): Re-instantiate code before the tuples merge.
4667 2008-08-08 Richard Guenther <rguenther@suse.de>
4669 PR tree-optimization/37056
4670 * gimple.h (gimple_assign_rhs_class): New helper function.
4671 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4672 unary operations properly.
4674 2008-08-07 Jan Hubicka <jh@suse.cz>
4676 * i386.h (ix86_size_cost): Declare.
4677 (ix86_cur_cost): New function macro.
4678 * i386.md (peepholes expanding size and splitters): Predicate by
4679 optimize_insn_for_speed_p.
4680 (peepholes reduce size and splitters): Predicate by
4681 optimize_insn_for_size_p.
4682 * i386.c (ix86_size_cost): Rename from ...
4683 (size_cost): This one.
4684 (override_options): Update.
4685 (decide_alg): Likewise.
4686 (ix86_expand_clear): Use RTL profile.
4687 (ix86_pad_returns): Use RTL profile.
4689 2008-08-07 Jan Hubicka <jh@suse.cz>
4691 * recog.c (split_all_insns): Set RTL profile
4692 (peephole2_optimize): Likewise.
4693 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4694 * combine.c (combine_instructions): Likewise.
4696 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4698 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4700 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4702 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4703 value in a6 after the set_frame_ptr insn.
4705 2008-08-07 Richard Henderson <rth@redhat.com>
4708 * gcc.c (cpp_options): Pass along -g*.
4710 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4712 * config/arm/arm.c (output_move_neon): Update comment describing
4713 big-endian vector layout.
4714 (arm_assemble_integer): Do not handle big-endian NEON vectors
4716 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4717 neon_vget_lane<mode>_sext_internal,
4718 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4719 element indices for big-endian.
4721 2008-08-07 Richard Henderson <rth@redhat.com>
4723 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4724 * configure, config.in: Rebuild.
4725 * debug.h (dwarf2out_do_cfi_asm): Declare.
4726 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4727 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4728 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4729 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4731 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4733 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4734 movv2si_internal): Combine into mov<mode>_internal.
4735 (movv2si_internal_2): Remove.
4737 2008-08-07 Jan Hubicka <jh@suse.cz>
4740 * i386.md (single stringop patterns): Enable unconditionally.
4742 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4745 * config/i386/emmintrin.h (_mm_move_epi64): Use
4746 __builtin_ia32_movq128.
4748 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4749 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4751 * config/i386/sse.md (sse2_movq128): New.
4753 * doc/extend.texi: Document __builtin_ia32_movq128.
4755 2008-08-07 Richard Guenther <rguenther@suse.de>
4758 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4759 pointers can access anything.
4761 2008-08-06 Jan Hubicka <jh@suse.cz>
4763 * optabs.c (emit_unop_insn): Break out to ...
4764 (maybe_emit_unop_insn): ... this one.
4765 (expand_sfix_optab): Use maybe variant.
4766 * optabs.h (maybe_emit_unop_insn): Declare.
4768 * i386.md (mov0 patterns): Enable by default.
4769 (FP conversion expanders): Disable expansion of code expanding
4770 sequences when instruction should be optimized for size.
4771 (single strinop patterns): Enable when optimizing for size.
4772 (string expanders): Disable expanding of code expanding sequences
4773 when optimizning instruction for size.
4774 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4776 (ix86_fp_comparison_sahf_cost): Likewise.
4777 (ix86_expand_branch): Likewise.
4778 (ix86_expand_ashl_const): Likewise.
4779 (ix86_split_ashl): Likewise.
4780 (ix86_expand_strlen): Likewise.
4781 (ix86_emit_fp_unordered_jump): Likewie.
4783 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4785 * c-common.c: Fix typo.
4786 (c_common_reswords): Activate more C++ keyword warnings.
4788 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4790 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4793 * diagnostic.c (permerror_at): New.
4794 * toplev.h (permerror_at): Declare.
4796 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4797 Ira Rosen <irar@il.ibm.com>
4799 * tree-vect-transform.c (vect_model_simple_cost): Return
4800 immediately if stmt is pure SLP.
4801 (vect_model_store_cost): Ditto.
4802 (vect_model_load_cost): Ditto.
4803 (vectorizable_store): Remove PURE_SLP check before call
4804 to vect_model_store_cost.
4805 (vect_model_store_cost): When checking whether stmt describe
4806 strided access, add a check that it is not slp_node.
4808 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4811 * c-common.c (warn_for_sign_compare): New. Handle separately the
4812 case that 'constant' is zero.
4813 * c-typeck.c (build_binary_op): Move code to c-common.c
4815 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4817 * config/alpha/alpha.c (alpha_preferred_reload_class,
4818 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4819 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4820 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4821 * config/arm/arm.md: Likewise.
4822 * config/avr/avr-protos.h (preferred_reload_class,
4823 test_hard_reg_class, avr_simplify_comparison_p,
4824 out_shift_with_cnt, class_max_nregs): Likewise.
4825 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4826 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4827 preferred_reload_class, test_hard_reg_class): Likewise.
4828 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4829 bfin_memory_move_cost, bfin_secondary_reload,
4830 bfin_output_mi_thunk): Likewise.
4831 * config/crx/crx.c (crx_secondary_reload_class,
4832 crx_memory_move_cost): Likewise.
4833 * config/frv/frv-protos.h (frv_secondary_reload_class,
4834 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4835 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4836 frv_secondary_reload_class, frv_class_likely_spilled_p,
4837 frv_class_max_nregs): Likewise.
4838 * config/h8300/h8300.c (h8300_classify_operand,
4839 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4841 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4842 * config/ia64/ia64.c (ia64_preferred_reload_class,
4843 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4844 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4845 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4847 * config/m68hc11/m68hc11.c (preferred_reload_class,
4848 m68hc11_memory_move_cost): Likewise.
4849 * config/mcore/mcore.c (mcore_secondary_reload_class,
4850 mcore_reload_class): Likewise.
4851 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4852 mips_class_max_nregs, mips_cannot_change_mode_class,
4853 mips_preferred_reload_class, mips_secondary_reload_class,
4854 mips_output_mi_thunk): Likewise.
4855 * config/mmix/mmix.c (mmix_preferred_reload_class,
4856 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4858 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4860 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4861 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4862 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4863 * config/rs6000/rs6000.c (paired_expand_vector_init,
4864 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4865 compare_section_name, rs6000_memory_move_cost): Likewise.
4866 * config/s390/s390.c (s390_emit_compare_and_swap,
4867 s390_preferred_reload_class, s390_secondary_reload,
4868 legitimize_pic_address, legitimize_tls_address,
4869 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4870 s390_class_max_nregs): Likewise.
4871 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4872 * config/s390/s390.md: Likewise.
4873 * config/score/score-protos.h (score_secondary_reload_class,
4874 score_preferred_reload_class): Likewise.
4875 * config/score/score.c (score_preferred_reload_class,
4876 score_secondary_reload_class): Likewise.
4877 * config/score/score3.c (score3_output_mi_thunk,
4878 score3_preferred_reload_class, score3_secondary_reload_class,
4879 score3_hard_regno_mode_ok): Likewise.
4880 * config/score/score3.h (score3_preferred_reload_class,
4881 score3_secondary_reload_class): Likewise.
4882 * config/score/score7.c (score7_output_mi_thunk,
4883 score7_preferred_reload_class, score7_secondary_reload_class,
4884 score7_hard_regno_mode_ok): Likewise.
4885 * config/score/score7.h (score7_preferred_reload_class,
4886 score7_secondary_reload_class): Likewise.
4887 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4888 output_branchy_insn, add_constant, gen_block_redirect,
4889 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4890 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4892 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4893 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4894 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4895 xstormy16_preferred_reload_class): Likewise.
4896 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4897 xtensa_expand_atomic, override_options,
4898 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4900 * reorg.c (try_merge_delay_insns): Likewise.
4901 * tree.c (merge_dllimport_decl_attributes): Likewise.
4903 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4905 2008-08-06 Michael Matz <matz@suse.de>
4907 * Makefile.in (write_entries_to_file): Quote words.
4908 * gengtype.c: (read_input_line): Skip over leading white-space.
4910 2008-08-06 Marc Gauthier <marc@tensilica.com>
4912 * config.gcc: Match more processor names for Xtensa.
4913 * configure.ac: Likewise.
4914 * doc/install.texi (Specific): Likewise.
4915 * configure: Regenerate.
4917 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4919 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4920 * calls.c (avoid_likely_spilled_reg): Likewise.
4921 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4922 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4923 * config/i386/i386.c (ix86_expand_special_args_builtin,
4924 ix86_secondary_reload): Likewise.
4925 * except.c (struct eh_region, gen_eh_region_catch,
4926 remove_unreachable_regions, duplicate_eh_regions,
4927 assign_filter_values, build_post_landing_pads,
4928 sjlj_find_directly_reachable_regions, remove_eh_handler,
4929 reachable_next_level, foreach_reachable_handler,
4930 can_throw_internal_1, can_throw_external_1,
4931 collect_one_action_chain): Likewise.
4932 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4933 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4934 * function.c (update_temp_slot_address, instantiate_new_reg,
4935 instantiate_virtual_regs_in_rtx,
4936 instantiate_virtual_regs_in_insn): Likewise.
4937 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4938 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4939 gimplify_cleanup_point_expr): Likewise.
4940 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4941 * passes.c (next_pass_1): Likewise.
4942 * print-tree.c (print_node_brief, print_node): Likewise.
4943 * profile.c (branch_prob): Likewise.
4944 * tree-dump.c (dump_register): Likewise.
4945 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4947 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4948 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4949 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4950 copy_arguments_for_versioning, copy_static_chain): Likewise.
4951 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4952 add_new_name_mapping, register_new_name_mapping): Likewise.
4953 * tree-mudflap.c (mf_xform_derefs): Likewise.
4954 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4955 get_init_expr, combine_chains): Likewise.
4956 * tree-pretty-print.c (dump_generic_node): Likewise.
4957 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4958 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4959 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4960 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4962 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4965 * calls.c (expand_call): Use the biggest preferred stack
4968 2008-08-06 Michael Matz <matz@suse.de>
4971 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4972 for reused reload, instead of overwriting them.
4974 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4977 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4978 for incoming stack boundary.
4980 * function.c (assign_parm_find_entry_rtl): Update
4981 parm_stack_boundary.
4983 * function.h (rtl_data): Add parm_stack_boundary.
4985 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4986 parm_stack_boundary for incoming stack boundary.
4988 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4990 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4991 for unrepresentable subregs or treat them as equal to other regs
4992 or subregs with the same register number.
4994 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4997 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5000 2008-08-06 Jan Hubicka <jh@suse.cz>
5002 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5003 frequencies might be hot.
5005 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5007 * reload.c (find_reloads): Force constants into literal pool
5008 also if they are wrapped in a SUBREG.
5010 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5013 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5014 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5015 Don't allow predicated instructions for data speculation.
5016 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5019 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5021 * haifa-sched.c (extend_global): Split to extend_global_data and
5022 extend_region_data. Update all uses.
5023 (extend_all): Rename to extend_block_data.
5025 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5027 * sched-rgn.c (new_ready): Check if instruction can be
5028 speculatively scheduled before attempting speculation.
5029 (debug_rgn_dependencies): Remove wrongful assert.
5031 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5033 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5035 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5037 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5038 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5039 va_size, and type_size.
5041 2008-08-04 Jason Merrill <jason@redhat.com>
5044 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5045 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5047 2008-08-05 Richard Henderson <rth@redhat.com>
5049 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5050 * configure: Rebuild.
5052 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5055 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5056 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5059 2008-08-05 Richard Henderson <rth@redhat.com>
5061 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5062 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5063 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5064 * common.opt (fdwarf2-cfi-asm): New.
5065 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5066 * config.in, configure: Rebuild.
5067 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5068 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5069 (dw2_force_const_mem): Externalize.
5070 * dwarf2asm.h: Update.
5071 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5072 generate a real label.
5073 (output_cfi_directive): New.
5074 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5075 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5076 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5078 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5079 (output_loc_operands_raw, output_loc_sequence_raw): New.
5080 (output_cfa_loc_raw): New.
5082 2008-08-05 Paul Brook <paul@codesourcery.com>
5084 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5085 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5086 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5087 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5088 * config/arm/arm.h (TARGET_VFPD32): Define.
5089 (TARGET_VFP3): Use TARGET_VFPD32.
5090 (fputype): Add FPUTYPE_VFP3D16.
5091 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5092 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5093 * config/arm/arm-cores.def: Add cortex-r4f.
5094 * config/arm/arm-tune.md: Regenerate.
5096 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5098 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5099 Reword some comments throughout the file.
5101 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5102 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5103 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5104 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5106 (MFC_START_ENABLE): Remove PPU-only define.
5107 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5108 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5110 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5111 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5112 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5113 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5114 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5115 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5116 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5118 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5119 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5120 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5121 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5123 (spu_read_machine_status): Fix typo.
5125 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5127 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5128 SUBREG of multi-word hard register.
5129 * config/spu/spu.c (valid_subreg): Likewise.
5130 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5132 2008-08-04 Richard Guenther <rguenther@suse.de>
5134 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5135 the candidate with the stripped base if that base is different
5136 from the original base even for offset zero.
5138 2008-08-04 Richard Guenther <rguenther@suse.de>
5141 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5142 check for no_overflow.
5144 2008-08-04 Richard Guenther <rguenther@suse.de>
5146 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5148 2008-08-04 Paul Brook <paul@codesourcery.com>
5150 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5151 (arm_order_regs_for_local_alloc): New function.
5152 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5154 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5156 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5159 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5160 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5161 (ix86_expand_epilogue): Likewise.
5163 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5165 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5168 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5170 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5171 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5172 (*movv2sf_internal_rex64): Ditto.
5174 2008-08-03 Jan Hubicka <jh@suse.cz>
5176 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5177 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5178 * expmed.c (expand_smod_pow2): Likewise.
5180 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5183 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5184 alternative 0 of operand 1.
5185 (*vec_concatv2di_rex64_sse): Ditto.
5186 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5188 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5189 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5190 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5191 (*movv2sf_internal_rex64): Ditto.
5193 2008-08-02 Richard Guenther <rguenther@suse.de>
5196 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5197 (ssedoublesizemode): New mode attribute.
5198 (sse_shufps): Call gen_sse_shufps_v4sf.
5199 (sse_shufps_1): Macroize.
5200 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5201 (sse2_shufpd_1): Macroize.
5202 (vec_extract_odd, vec_extract_even): New expanders.
5203 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5204 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5205 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5206 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5207 (ix86_expand_vector_set): Likewise.
5208 (ix86_expand_reduc_v4sf): Likewise.
5210 2008-08-01 Doug Kwan <dougkwan@google.com>
5212 * matrix-reorg.c: Re-enable all code.
5213 (struct malloc_call_data): Change CALL_STMT to gimple type.
5214 (collect_data_for_malloc_call): Tuplify.
5215 (struct access_site_info): Change STMT to gimple type.
5216 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5217 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5218 (struct free_info): Change STMT to gimple type.
5219 (struct matrix_access_phi_node): Change PHI to gimple type.
5220 (get_inner_of_cast_expr): Remove.
5221 (may_flatten_matrices_1): Tuplify.
5222 (may_flatten_matrices): Ditto.
5223 (mark_min_matrix_escape_level): Ditto.
5224 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5225 (ssa_accessed_in_call_rhs): New
5226 (ssa_accessed_in_assign_rhs): New
5227 (record_access_alloc_site_info): Tuplify.
5228 (add_allocation_site): Ditto.
5229 (analyze_matrix_allocation_site): Ditto.
5230 (analyze_transpose): Ditto.
5231 (get_index_from_offset): Ditto.
5232 (update_type_size): Ditto.
5233 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5234 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5235 (analyze_accesses_for_phi_node): Tuplify.
5236 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5237 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5238 (analyze_matrix_accesses): Tuplify.
5239 (check_var_data): New call-back type for check_var_notmodified_p.
5240 (check_var_notmodified_p): Tuplify and use call-back struct to
5241 return statement found.
5242 (can_calculate_expr_before_stmt): Factor out statement related code
5244 (can_calculate_stmt_before_stmt): New.
5245 (check_allocation_function): Tuplify.
5246 (find_sites_in_func): Ditto.
5247 (record_all_accesses_in_func): Ditto.
5248 (transform_access_sites): Ditto.
5249 (transform_allocation_sites): Ditto.
5250 (matrix_reorg): Re-enable.
5251 (gate_matrix_reorg): Re-enable.
5253 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5255 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5256 for labels for which it hasn't been set yet. If it has been set,
5257 stop walking insns and continue with next worklist item.
5258 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5259 if the only BARRIER is at the very end of a function.
5261 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5263 * cfgexpand.c (expand_stack_alignment): Assert that
5264 stack_realign_drap and drap_rtx must match.
5266 * function.c (instantiate_new_reg): If DRAP is used to realign
5267 stack, replace virtual_incoming_args_rtx with internal arg
5270 2008-08-01 Richard Guenther <rguenther@suse.de>
5272 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5273 loop information only if we initialized it.
5274 (execute_pre): Call fini_pre with in_fre.
5275 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5276 if we do not unroll because we hit max-completely-peeled-insns.
5277 Use our estimation for consistency, do allow shrinking.
5279 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5281 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5282 with MIN_STACK_BOUNDARY.
5283 (ix86_update_stack_boundary): Likewise.
5284 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5287 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5288 (MIN_STACK_BOUNDARY): This.
5290 2008-08-01 Richard Guenther <rguenther@suse.de>
5293 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5295 2008-08-01 Richard Guenther <rguenther@suse.de>
5297 PR tree-optimization/36988
5298 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5299 do not matter if that doesn't change volatile qualification.
5301 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5303 * configure.ac: Do not generate libada-mk. Do not subst
5305 * libada-mk.in: Remove.
5306 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5307 * configure: Regenerate.
5309 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5311 * tree-pass.h: Added comment about not dumping passes with name
5312 starting with star in struct opt_pass.
5313 * passes.c (register_dump_files_1): Don't do dump for a pass with
5314 name starting with star.
5315 * doc/passes.texi (Pass manager): Mention pass names and special
5316 meaning of star prefix to avoid dump.
5318 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5320 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5322 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5323 (ISA_MIPS64R2): New macro.
5324 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5325 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5326 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5327 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5328 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5329 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5330 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5331 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5332 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5333 Move up to keep list alphabetically sorted.
5334 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5335 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5337 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5338 (-march=@var{arch}): Add mips64r2.
5340 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5342 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5344 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5346 * expr.c (expand_assignment): Check for complete type.
5348 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5351 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5353 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5354 for stack alignment.
5356 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5358 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5360 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5361 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5363 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5365 PR rtl-optimization/36419
5366 * dwarf2out.c (barrier_args_size): New variable.
5367 (compute_barrier_args_size, compute_barrier_args_size_1): New
5369 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5370 if not called yet in the current function, use barrier_args_size
5371 array to find the new args_size value.
5372 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5374 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5377 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5380 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5383 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5384 (dwarf2out_stack_adjust): Use it.
5385 (dwarf2out_frame_debug_expr): Likewise.
5387 2008-07-31 Richard Guenther <rguenther@suse.de>
5389 PR tree-optimization/36978
5390 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5391 the generated condition.
5393 2008-07-31 Richard Guenther <rguenther@suse.de>
5395 * passes.c (init_optimization_passes): Always call
5396 pass_early_warn_uninitialized.
5397 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5398 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5399 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5401 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5404 * builtins.c (maybe_emit_free_warning): New function.
5405 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5406 maybe_emit_free_warning for BUILT_IN_FREE.
5409 * dwarf2out.c (get_context_die): New function.
5410 (force_decl_die, force_type_die): Use it.
5411 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5412 returns NULL, force generation of DW_TAG_typedef and put that into
5415 PR preprocessor/36649
5416 * c-pch.c (c_common_read_pch): Save and restore
5417 line_table->trace_includes across PCH restore.
5419 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5422 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5424 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5427 * final.c (call_from_call_insn): Handle COND_EXEC.
5429 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5431 * builtins.c (std_gimplify_va_arg_expr): Replace
5432 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5433 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5435 2008-07-30 Joey Ye <joey.ye@intel.com>
5436 H.J. Lu <hongjiu.lu@intel.com>
5438 * builtins.c (expand_builtin_setjmp_receiver): Replace
5439 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5440 (expand_builtin_apply_args_1): Likewise.
5441 (expand_builtin_longjmp): Need DRAP for stack alignment.
5442 (expand_builtin_apply): Likewise.
5444 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5445 instead of assign_stack_local to allow alignment reduction.
5447 * calls.c (emit_call_1): Need DRAP for stack alignment if
5449 (expand_call): Replace virtual_incoming_args_rtx with
5450 crtl->args.internal_arg_pointer.
5451 * stmt.c (expand_nl_goto_receiver): Likewise.
5453 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5454 alignment and store to stack_alignment_estimated and
5455 max_used_stack_slot_alignment.
5456 (expand_one_var): Likewise.
5457 (expand_stack_alignment): New function.
5458 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5459 and stack_alignment_estimated fields in rtl_data. Call
5460 expand_stack_alignment at end.
5462 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5463 (MAX_STACK_ALIGNMENT): Likewise.
5464 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5465 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5467 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5468 stack alignment when generating virtual registers.
5470 * function.c (assign_stack_local): Renamed to ...
5471 (assign_stack_local_1): This. Add a parameter to indicate
5472 if it is OK to reduce alignment.
5473 (assign_stack_local): Use it.
5474 (instantiate_new_reg): Instantiate virtual incoming args rtx
5475 to vDRAP if stack realignment and DRAP is needed.
5476 (assign_parms): Collect parameter/return type alignment and
5477 contribute to stack_alignment_estimated.
5478 (locate_and_pad_parm): Likewise.
5479 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5480 with crtl->args.internal_arg_pointer.
5482 * function.h (rtl_data): Add new field drap_reg,
5483 max_used_stack_slot_alignment, stack_alignment_estimated,
5484 stack_realign_needed, need_drap, stack_realign_processed and
5485 stack_realign_finalized.
5486 (stack_realign_fp): New macro.
5487 (stack_realign_drap): Likewise.
5489 * global.c (compute_regsets): Frame pointer is needed when
5490 stack is realigned. Can eliminate frame pointer when stack is
5491 realigned and dynamic realigned argument pointer isn't used.
5493 * reload1.c (update_eliminables): Frame pointer is needed
5494 when stack is realigned.
5495 (init_elim_table): Can eliminate frame pointer when stack is
5496 realigned and dynamic realigned argument pointer isn't used.
5498 * rtl.h (assign_stack_local_1): Declare new funtion.
5500 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5501 (TARGET_GET_DRAP_RTX): Likewise.
5502 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5503 TARGET_GET_DRAP_RTX.
5505 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5507 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5508 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5510 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5511 H.J. Lu <hongjiu.lu@intel.com>
5513 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5514 vdrap_reg, stack_realign and drap_reg_saved.
5515 (add_cfi): Don't allow redefining CFA when DRAP is used.
5516 (reg_save): Handle stack alignment.
5517 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5518 alignment. Don't generate DWARF information for (set fp sp)
5520 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5522 (int_loc_descriptor): Move prototype forward. Also define if
5523 DWARF2_UNWIND_INFO is true.
5524 (output_cfa_loc): Handle DW_CFA_expression.
5525 (build_cfa_aligned_loc): New.
5526 (based_loc_descr): Update assert for stack realign. For local
5527 variables, use sp+offset when stack is aligned without drap and
5528 fp+offset when stack is aligned with drap. For arguments, use
5529 cfa+offset when drap is used to align stack.
5531 2008-07-30 Joey Ye <joey.ye@intel.com>
5532 H.J. Lu <hongjiu.lu@intel.com>
5534 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5536 (ix86_gen_andsp): New.
5537 (ix86_user_incoming_stack_boundary): Likewise.
5538 (ix86_default_incoming_stack_boundary): Likewise.
5539 (ix86_incoming_stack_boundary): Likewise.
5540 (ix86_can_eliminate): Likewise.
5541 (find_drap_reg): Likewise.
5542 (ix86_update_stack_boundary): Likewise.
5543 (ix86_get_drap_rtx): Likewise.
5544 (ix86_finalize_stack_realign_flags): Likewise.
5545 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5546 (TARGET_GET_DRAP_RTX): Likewise.
5547 (override_options): Overide option value for new options.
5548 (ix86_function_ok_for_sibcall): Remove check for
5549 force_align_arg_pointer.
5550 (ix86_handle_cconv_attribute): Likewise.
5551 (ix86_function_regparm): Likewise.
5552 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5553 (ix86_va_start): Replace virtual_incoming_args_rtx with
5554 crtl->args.internal_arg_pointer.
5555 (ix86_select_alt_pic_regnum): Check DRAP register.
5556 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5557 (ix86_compute_frame_layout): Compute frame layout wrt stack
5559 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5560 (ix86_expand_prologue): Decide if stack realignment is needed
5561 and generate prologue code accordingly.
5562 (ix86_expand_epilogue): Generate epilogue code wrt stack
5563 realignment is really needed or not.
5565 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5566 (ABI_STACK_BOUNDARY): Likewise.
5567 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5568 (STACK_REALIGN_DEFAULT): Likewise.
5569 (INCOMING_STACK_BOUNDARY): Likewise.
5570 (MAX_STACK_ALIGNMENT): Likewise.
5571 (ix86_incoming_stack_boundary): Likewise.
5572 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5573 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5574 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5575 (machine_function): Remove force_align_arg_pointer.
5577 * config/i386/i386.md (BX_REG): New.
5578 (R13_REG): Likewise.
5580 * config/i386/i386.opt (mforce_drap): New.
5581 (mincoming-stack-boundary): Likewise.
5582 (mstackrealign): Add Init(-1).
5584 * config/i386/i386-protos.h (ix86_can_eliminate): New
5586 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5588 * doc/extend.texi: Update force_align_arg_pointer.
5590 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5593 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5594 (INCOMING_STACK_BOUNDARY): Likewise.
5595 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5596 (TARGET_GET_DRAP_RTX): Likewise.
5598 2008-07-30 Andreas Schwab <schwab@suse.de>
5600 PR rtl-optimization/36929
5601 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5602 add_insn_before and fix argument order.
5603 (replace_inc_dec_mem): Handle NULL rtx.
5605 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5607 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5609 (arm_compute_initial_elimination_offset): Use it.
5610 (arm_compute_save_reg_mask): Include static chain save slot when
5611 calculating alignment.
5612 (arm_get_frame_offsets): Ditto.
5613 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5614 that we can use to decrement the stack when the stack decrement
5615 could be too big for an immediate value in a single insn.
5616 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5618 2008-07-30 Richard Guenther <rguenther@suse.de>
5620 PR tree-optimization/36967
5621 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5622 Release defs of statements we remove.
5624 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5626 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5627 instead of NULL_RTVEC.
5629 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5633 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5636 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5638 * final.c (call_from_call_insn): New.
5639 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5641 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5643 * configure.ac: Substitute ADA_CFLAGS.
5644 * configure: Regenerate.
5645 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5646 * Makefile.in: Remove mention of X_* variables.
5647 * config/pa/x-ada-hpux10: Remove.
5648 * config/pa/x-ada: Remove.
5650 * doc/fragments.texi: Update.
5652 2008-07-30 Olivier Hainque <hainque@adacore.com>
5654 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5655 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5656 __dso_handle explicitly here.
5658 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5661 * c-typeck.c (build_binary_op): Encapsulate code into...
5662 * c-common.c (shorten_binary_op): ...this new function.
5663 (conversion_warning): Use the new function. Handle non-negative
5664 constant in bitwise-and.
5665 * c-common.h (shorten_binary_op): Declare.
5667 2008-07-30 Olivier Hainque <hainque@adacore.com>
5669 * scan.c (make_sstring_space): Add explicit conversions of
5670 allocator's return value.
5671 * fix-header.c (recognized_function): Likewise.
5673 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5675 * doc/cpp.texi: Update to GFDL 1.2.
5676 * doc/gcc.texi: Do not list GPL as Invariant Section.
5677 * doc/gccint.texi: Likewise. Update copyright years.
5678 * doc/install.texi: Update copyright years.
5680 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5683 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5684 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5686 2008-07-29 Jan Hubicka <jh@suse.cz>
5688 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5689 (grokdeclarator): Likewise.
5690 * langhooks.c (lhd_warn_unused_global_decl): Use
5691 DECL_DECLARED_INLINE_P.
5692 * print-tree.c (print_node): Remove DECL_INLINE check.
5694 2008-07-29 Richard Guenther <rguenther@suse.de>
5696 PR tree-optimization/36945
5697 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5698 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5699 Record invariant addresses un-decomposed.
5700 (copy_reference_ops_from_call): Record reference call
5701 arguments properly. Simplify.
5702 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5703 helper split out from ...
5704 (create_component_ref_by_pieces): ... here. Simplify.
5705 Prepare for recursive invocation for call arguments.
5706 (create_expression_by_pieces): Adjust call to
5707 create_component_ref_by_pieces.
5708 (compute_avail): Process operand 2 of reference ops.
5710 2008-07-29 Richard Guenther <rguenther@suse.de>
5712 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5714 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5716 * c-format.c (check_format_types): Revert unwanted checkin.
5718 2008-07-29 Jan Hubicka <jh@suse.cz>
5720 * flags.h (flag_really_no_inline): Remove.
5721 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5722 * toplev.c (flag_really_no_inline): Remove.
5723 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5724 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5725 (cgraph_decide_inlining_incrementally): Likewise.
5726 (compute_inline_parameters): Likewise.
5727 * opts.c (decode_options): Simplify.
5728 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5729 * common.opt (finline): Initialize to 1.
5730 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5732 2008-07-29 Jan Hubicka <jh@suse.cz>
5734 * predict.c (always_optimize_for_size_p): New function.
5735 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5736 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5737 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5739 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5740 * function.c (prepare_function_start): Set default profile.
5741 * function.h (rtl_data): Add maybe_hot_insn_p.
5742 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5743 (construct_exit_block): Likewise.
5744 (tree_expand_cfg): Likewise.
5746 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5747 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5748 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5749 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5752 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5755 * c-decl.c (merge_decls): Merge USED flags.
5757 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5759 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5760 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5761 next_stack, lab_false and lab_over trees.
5763 2008-07-28 Richard Guenther <rguenther@suse.de>
5765 PR tree-optimization/36957
5766 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5767 (useless_type_conversion_p): Remove.
5768 (types_compatible_p): Remove.
5769 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5770 (useless_type_conversion_p): Declare.
5771 (types_compatible_p): Declare.
5772 (gimple_expr_type): Return the base type only if it is
5773 trivially convertible to the subtype.
5775 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5777 * configure.ac: Use the m4_do macro to concatenate the warnings into
5778 one string in ACX_PROG_CC_WARNING_OPTS,
5779 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5780 * configure: Regenerate.
5782 2008-07-28 Richard Guenther <rguenther@suse.de>
5784 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5785 (insert_fake_stores): Remove.
5786 (realify_fake_stores): Likewise.
5787 (execute_pre): Remove dead code.
5788 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5789 (find_func_aliases): Deal with it here instead.
5790 Re-enable gcc_unreachable call.
5792 2008-07-28 Richard Guenther <rguenther@suse.de>
5794 Merge from gimple-tuples-branch.
5796 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5797 * gimple.def: New file.
5798 * gsstruct.def: Likewise.
5799 * gimple-iterator.c: Likewise.
5800 * gimple-pretty-print.c: Likewise.
5801 * tree-gimple.c: Removed. Merged into ...
5802 * gimple.c: ... here. New file.
5803 * tree-gimple.h: Removed. Merged into ...
5804 * gimple.h: ... here. New file.
5806 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5807 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5808 --enable-checking=gimple flag.
5809 * config.in: Likewise.
5810 * configure: Regenerated.
5812 * tree-ssa-operands.h: Tuplified.
5813 * tree-vrp.c: Likewise.
5814 * tree-loop-linear.c: Likewise.
5815 * tree-into-ssa.c: Likewise.
5816 * tree-ssa-loop-im.c: Likewise.
5817 * tree-dump.c: Likewise.
5818 * tree-complex.c: Likewise.
5819 * cgraphbuild.c: Likewise.
5820 * tree-ssa-threadupdate.c: Likewise.
5821 * tree-ssa-loop-niter.c: Likewise.
5822 * tree-pretty-print.c: Likewise.
5823 * tracer.c: Likewise.
5824 * gengtype.c: Likewise.
5825 * tree-loop-distribution.c: Likewise.
5826 * tree-ssa-loop-unswitch.c: Likewise.
5827 * cgraph.c: Likewise.
5828 * cgraph.h: Likewise.
5829 * tree-ssa-loop-manip.c: Likewise.
5830 * value-prof.c: Likewise.
5831 * tree-ssa-loop-ch.c: Likewise.
5832 * tree-tailcall.c: Likewise.
5833 * value-prof.h: Likewise.
5836 * tree-pass.h: Likewise.
5837 * ipa-cp.c: Likewise.
5838 * tree-scalar-evolution.c: Likewise.
5839 * tree-scalar-evolution.h: Likewise.
5840 * target.h: Likewise.
5841 * lambda-mat.c: Likewise.
5842 * tree-phinodes.c: Likewise.
5843 * diagnostic.h: Likewise.
5844 * builtins.c: Likewise.
5845 * tree-ssa-alias-warnings.c: Likewise.
5846 * cfghooks.c: Likewise.
5847 * fold-const.c: Likewise.
5848 * cfghooks.h: Likewise.
5849 * omp-low.c: Likewise.
5850 * tree-ssa-dse.c: Likewise.
5851 * ipa-reference.c: Likewise.
5852 * tree-ssa-uncprop.c: Likewise.
5853 * toplev.c: Likewise.
5854 * tree-gimple.c: Likewise.
5855 * tree-gimple.h: Likewise.
5856 * tree-chrec.c: Likewise.
5857 * tree-chrec.h: Likewise.
5858 * tree-ssa-sccvn.c: Likewise.
5859 * tree-ssa-sccvn.h: Likewise.
5860 * cgraphunit.c: Likewise.
5861 * tree-ssa-copyrename.c: Likewise.
5862 * tree-ssa-ccp.c: Likewise.
5863 * tree-ssa-loop-ivopts.c: Likewise.
5864 * tree-nomudflap.c: Likewise.
5865 * tree-call-cdce.c: Likewise.
5866 * ipa-pure-const.c: Likewise.
5867 * c-format.c: Likewise.
5868 * tree-stdarg.c: Likewise.
5869 * tree-ssa-math-opts.c: Likewise.
5870 * tree-ssa-dom.c: Likewise.
5871 * tree-nrv.c: Likewise.
5872 * tree-ssa-propagate.c: Likewise.
5873 * ipa-utils.c: Likewise.
5874 * tree-ssa-propagate.h: Likewise.
5875 * tree-ssa-alias.c: Likewise.
5876 * gimple-low.c: Likewise.
5877 * tree-ssa-sink.c: Likewise.
5878 * ipa-inline.c: Likewise.
5879 * c-semantics.c: Likewise.
5880 * dwarf2out.c: Likewise.
5882 * tree-ssa-loop-ivcanon.c: Likewise.
5883 * predict.c: Likewise.
5884 * tree-ssa-loop.c: Likewise.
5885 * tree-parloops.c: Likewise.
5886 * tree-ssa-address.c: Likewise.
5887 * tree-ssa-ifcombine.c: Likewise.
5888 * matrix-reorg.c: Likewise.
5889 * c-decl.c: Likewise.
5890 * tree-eh.c: Likewise.
5891 * c-pretty-print.c: Likewise.
5892 * lambda-trans.c: Likewise.
5893 * function.c: Likewise.
5894 * langhooks.c: Likewise.
5895 * ebitmap.h: Likewise.
5896 * tree-vectorizer.c: Likewise.
5897 * function.h: Likewise.
5898 * langhooks.h: Likewise.
5899 * tree-vectorizer.h: Likewise.
5900 * ipa-type-escape.c: Likewise.
5901 * ipa-type-escape.h: Likewise.
5902 * domwalk.c: Likewise.
5903 * tree-if-conv.c: Likewise.
5904 * profile.c: Likewise.
5905 * domwalk.h: Likewise.
5906 * tree-data-ref.c: Likewise.
5907 * tree-data-ref.h: Likewise.
5908 * tree-flow-inline.h: Likewise.
5909 * tree-affine.c: Likewise.
5910 * tree-vect-analyze.c: Likewise.
5911 * c-typeck.c: Likewise.
5912 * gimplify.c: Likewise.
5913 * coretypes.h: Likewise.
5914 * tree-ssa-phiopt.c: Likewise.
5915 * calls.c: Likewise.
5916 * tree-ssa-coalesce.c: Likewise.
5917 * tree.def: Likewise.
5918 * tree-dfa.c: Likewise.
5919 * except.c: Likewise.
5920 * except.h: Likewise.
5921 * cfgexpand.c: Likewise.
5922 * tree-cfgcleanup.c: Likewise.
5923 * tree-ssa-pre.c: Likewise.
5924 * tree-ssa-live.c: Likewise.
5925 * tree-sra.c: Likewise.
5926 * tree-ssa-live.h: Likewise.
5927 * tree-predcom.c: Likewise.
5928 * lambda.h: Likewise.
5929 * tree-mudflap.c: Likewise.
5930 * ipa-prop.c: Likewise.
5931 * print-tree.c: Likewise.
5932 * tree-ssa-copy.c: Likewise.
5933 * ipa-prop.h: Likewise.
5934 * tree-ssa-forwprop.c: Likewise.
5935 * ggc-page.c: Likewise.
5936 * c-omp.c: Likewise.
5937 * tree-ssa-dce.c: Likewise.
5938 * tree-vect-patterns.c: Likewise.
5939 * tree-ssa-ter.c: Likewise.
5940 * tree-nested.c: Likewise.
5941 * tree-ssa.c: Likewise.
5942 * lambda-code.c: Likewise.
5943 * tree-ssa-loop-prefetch.c: Likewise.
5944 * tree-inline.c: Likewise.
5945 * tree-inline.h: Likewise.
5946 * tree-iterator.c: Likewise.
5947 * tree-optimize.c: Likewise.
5948 * tree-ssa-phiprop.c: Likewise.
5949 * tree-vect-transform.c: Likewise.
5950 * tree-object-size.c: Likewise.
5951 * tree-outof-ssa.c: Likewise.
5952 * cfgloop.c: Likewise.
5953 * system.h: Likewise.
5954 * tree-profile.c: Likewise.
5955 * cfgloop.h: Likewise.
5956 * c-gimplify.c: Likewise.
5957 * c-common.c: Likewise.
5958 * tree-vect-generic.c: Likewise.
5959 * tree-flow.h: Likewise.
5960 * c-common.h: Likewise.
5961 * basic-block.h: Likewise.
5962 * tree-ssa-structalias.c: Likewise.
5963 * tree-switch-conversion.c: Likewise.
5964 * tree-ssa-structalias.h: Likewise.
5965 * tree-cfg.c: Likewise.
5966 * passes.c: Likewise.
5967 * ipa-struct-reorg.c: Likewise.
5968 * ipa-struct-reorg.h: Likewise.
5969 * tree-ssa-reassoc.c: Likewise.
5970 * cfgrtl.c: Likewise.
5971 * varpool.c: Likewise.
5973 * tree-ssanames.c: Likewise.
5974 * tree-ssa-threadedge.c: Likewise.
5975 * langhooks-def.h: Likewise.
5976 * tree-ssa-operands.c: Likewise.
5977 * config/alpha/alpha.c: Likewise.
5978 * config/frv/frv.c: Likewise.
5979 * config/s390/s390.c: Likewise.
5980 * config/m32c/m32c.c: Likewise.
5981 * config/m32c/m32c-protos.h: Likewise.
5982 * config/spu/spu.c: Likewise.
5983 * config/sparc/sparc.c: Likewise.
5984 * config/i386/i386.c: Likewise.
5985 * config/sh/sh.c: Likewise.
5986 * config/xtensa/xtensa.c: Likewise.
5987 * config/stormy16/stormy16.c: Likewise.
5988 * config/ia64/ia64.c: Likewise.
5989 * config/rs6000/rs6000.c: Likewise.
5990 * config/pa/pa.c: Likewise.
5991 * config/mips/mips.c: Likewise.
5993 2008-07-28 Simon Baldwin <simonb@google.com>
5995 * c-pragma.c (handle_pragma_message): New function.
5996 (init_pragma): Register handle_pragma_message.
5997 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6000 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6002 PR tree-optimization/35252
6003 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6004 REALPART_EXPR to be considered as same load operation.
6006 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6008 PR tree-optimization/36830
6009 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6010 (expressions_equal_p): Return false if only one operand is null.
6012 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6014 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6015 version requirements.
6017 2008-07-26 Olivier Hainque <hainque@adacore.com>
6019 * collect2.c (symkind): New enum. Symbol kinds we care about.
6020 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6021 code and head comment accordingly.
6022 (scan_prog_file): Use symkind names instead of bare integers.
6024 2008-07-25 Jan Hubicka <jh@suse.cz>
6026 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6028 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6029 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6030 * dojump.c (clear_pending_stack_adjust): Likewise.
6031 * print-tree.c (print_node): Ignore DECL_INLINE.
6032 * tree-inline.c (inlinable_function_p): Likewise.
6034 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6036 * doc/extend.texi (hot attribute): Document that the hot attribute
6037 turns on -O3 for some ports.
6038 (cold attribute): Document that the cold attribute turns on -Os
6041 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6042 reflect function specific option support.
6044 * target.h (struct target_option_hooks): Add fields to say whether
6045 the cold attribute implies -Os and the hot attribute implies -O3.
6047 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6048 By default, do not turn on -Os for cold functions.
6049 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6050 not turn on -O3 for hot functions.
6052 * c-common.c (handle_hot_attribute): Use target hook to determine
6053 if hot functions should enable -O3.
6054 (handle_cold_attribute): Use target hook to determine if cold
6055 functions should enable -Os.
6057 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6058 (override_options): Move disable scheduling to
6059 optimization_options.
6060 (optimization_options): Disable scheduling here, not
6062 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6063 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6065 * config/ia64/ia64.c (ia64_override_options): Move setting
6066 scheduling flags to ia64_optimization_options.
6067 (ia64_optimization_options): Disable scheduling options here, and
6068 not in ia64_override_options.
6069 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6070 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6072 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6075 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6077 2008-07-25 Martin Jambor <mjambor@suse.cz>
6079 PR tree-optimization/36926
6080 * ipa-prop.c (ipa_analyze_call_uses): Call
6081 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6083 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6085 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6086 movv2si_internal): Add mem = reg alternative.
6088 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6091 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6092 DEFAULT_PCC_STRUCT_RETURN to 127.
6094 2008-07-24 Jan Hubicka <jh@suse.cz>
6096 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6097 (build_cgraph_edges): Likewise.
6098 * cgraph.c (cgraph_node): Do not update assembler hash.
6099 (cgraph_remove_node): Drop non-unit-at-a-time code.
6100 * tree-pass.h (pass_O0_always_inline): Remove.
6101 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6102 * toplev.c (process_options): Flag unit-at-a-time does not imply
6104 * cgraphunit.c: Update comments.
6105 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6106 (cgraph_assemble_pending_functions): Remove.
6107 (cgraph_reset_node): Drop non-unit-at-a-time code.
6108 (cgraph_finalize_function): Likewise.
6109 (cgraph_analyze_function): Likewise.
6110 (cgraph_finalize_compilation_unit): Likewise.
6111 (cgraph_expand_function): Likewise.
6112 (cgraph_optimize): Likesise.
6113 (save_inline_function_body): Likewise.
6114 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6115 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6116 * ipa-inline.c: Update comments.
6117 (enum inlining_mode): remove INLINE_SPEED.
6118 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6119 (cgraph_mark_inline_edge): Likewise.
6120 (try_inline): Likewise.
6121 (cgraph_decide_inlining_incrementally): Likewise.
6122 (cgraph_gate_inlining): Remove.
6123 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6124 (cgraph_gate_early_inlining): Likewise.
6125 (gate_inline_passes): Remove.
6126 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6127 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6128 pass_O0_always_inline): Remove.
6129 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6130 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6131 * opts.c (no_unit_at_a_time_default): Remove.
6132 (decode_options): Remove flag_unit_at_a_time reset and warning.
6133 * opts.h (no_unit_at_a_time_default): Remove.
6134 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6135 early in GNU dialect.
6136 (merge_decls): Update comment; drop unit-at-a-time check.
6137 (finish_decl): Likewise.
6138 (grok_declaration): Remove flag_inline_trees code.
6139 (finish_functions): Return on function returning non-void on all
6141 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6142 * cfgexpand.c (expand_one_static_var): Remove.
6143 (expand_one_var): Remove expand_one_static_var call.
6144 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6145 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6146 and flag_unit_at_a-time compatibility checks.
6147 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6148 * tree-inline.c (flag_inline_trees): Remove.
6149 (inlinable_function_p): Don't check it.
6150 (expand_call_inline): Remove non-unit-at-a-time code.
6151 * tree-inline.h (flag_inline_trees): Remove.
6152 * tree-optimize.c (execute_early_local_optimizations): Remove
6153 unit-at-a-time checks.
6154 (tree_rest_of_compilation): Likewise.
6155 * combine.c (setup_incoming_promotions): Likewise.
6156 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6157 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6158 * passes.c (pass_inline_parameters): Update comments; remove
6159 O0_alwaysinline pass.
6160 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6161 (execute_one_pass): Likewise.
6162 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6163 (ix86_function_sseregparm): Likewise.
6164 * arm.c (arm_function_in_section_p): Likewise.
6165 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6166 * varpool.c: Update comments.
6167 (decide_is_variable_needed): Remove unit-at-a-time checks.
6168 (varpool_finalize_decl): Likewise.
6170 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6172 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6174 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6176 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6178 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6179 imp symbol extension.
6181 2008-07-23 Ian Lance Taylor <iant@google.com>
6183 * tree-vrp.c (infer_value_range): Ignore asm statements when
6184 looking for memory accesses for -fdelete-null-pointer-checks.
6186 2008-07-24 Ben Elliston <bje@au.ibm.com>
6188 * config/spu/spu-c.c (__vector_keyword): New variable.
6189 (vector_keyword): Likewise.
6190 (spu_categorize_keyword): New function.
6191 (spu_macro_to_expand): Likewise.
6192 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6193 compiling an ISO C dialect.
6195 2008-07-24 Ben Elliston <bje@au.ibm.com>
6197 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6200 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6202 * configure: Regenerate.
6203 * configure.ac: Require texinfo 4.7.
6204 * doc/install.texi: Document texinfo 4.7 requirement.
6206 2008-07-23 Martin Jambor <mjambor@suse.cz>
6208 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6209 rather than for DECL_SAVED_TREE.
6210 * ipa-prop.c: Include diagnostic.h.
6211 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6213 (ipa_detect_param_modifications): Function rewritten from scratch.
6214 (ipa_compute_jump_functions): Changed accesses to modification flags.
6215 (ipa_free_node_params_substructures): Update flags destruction.
6216 (ipa_node_duplication_hook): Update flags duplication.
6217 (ipa_print_all_params_modified): Updated flag access.
6218 * ipa-prop.h (struct ipa_param_flags): New structure.
6219 (struct ipa_node_params): New field modification_analysis_done,
6220 modified_flags changed into param_flags.
6221 (ipa_is_ith_param_modified): Changed to use new flags.
6222 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6224 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6225 ipa-cp.c and split into two functions.
6226 (ipa_print_node_jump_functions): New function.
6227 (compute_scalar_jump_functions): New function.
6228 (type_like_member_ptr_p): New function.
6229 (compute_pass_through_member_ptrs): New function.
6230 (fill_member_ptr_cst_jump_function): New function.
6231 (determine_cst_member_ptr): New function.
6232 (compute_cst_member_ptr_arguments): New function.
6233 (ipa_compute_jump_functions): Complete rewrite.
6234 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6235 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6236 (struct ipa_member_ptr_cst): New structure.
6237 (union jump_func_value): New field member_cst.
6238 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6239 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6240 jump function types.
6241 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6242 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6243 instead of ipcp_print_all_jump_functions.
6244 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6245 only for replacable scalars.
6247 * doc/invoke.texi (Optimize options): Add description of
6248 -findirect-inlining.
6249 * common.opt (flag_indirect_inlining): New flag.
6250 * opts.c (decode_options): Set flag_indirect_inlining when
6253 * ipa-inline.c: Include ipa-prop.h.
6254 (inline_indirect_intraprocedural_analysis): New function.
6255 (inline_generate_summary): Allocate parameter and argument info
6256 structures, call inline_indirect_intraprocedural_analysis on each
6257 node when doing indirect inlining and deallocate indirect inlining
6258 data structures in the end.
6259 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6260 (free_all_ipa_structures_after_iinln): New function.
6261 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6263 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6265 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6266 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6267 of computing the frequency separately.
6268 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6269 of computing the frequency separately.
6270 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6271 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6272 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6273 (ipa_get_stmt_member_ptr_load_param): New function.
6274 (ipa_is_ssa_with_stmt_def): New function.
6275 (ipa_note_param_call): New function.
6276 (ipa_analyze_call_uses): New function.
6277 (ipa_analyze_stmt_uses): New function.
6278 (ipa_analyze_params_uses): New function.
6279 (ipa_free_node_params_substructures): Also free the param_calls linked
6281 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6282 (ipa_print_node_param_flags): New function.
6283 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6284 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6285 * ipa-prop.h (struct ipa_param_flags): New field called.
6286 (struct ipa_param_call_note): New structure.
6287 (struct ipa_node_params): New fields param_calls and
6289 (ipa_is_ith_param_called): New function.
6290 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6291 ipa_analyze_params_uses and dump parameter flags.
6293 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6294 ipa_propagate_indirect_call_infos if performing indirect inlining,
6295 pass a new parameter new_edges to it.
6296 (add_new_edges_to_heap): New fucntion.
6297 (cgraph_decide_inlining_of_small_functions): New vector
6298 new_indirect_edges for newly found indirect edges , call
6299 ipa_propagate_indirect_call_infos after inlining.
6300 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6301 inlining if performing indirect inlining. Call
6302 free_all_ipa_structures_after_iinln when doing so too.
6303 (inline_generate_summary): Do not call
6304 free_all_ipa_structures_after_iinln here.
6305 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6306 (print_edge_addition_message): New function.
6307 (update_call_notes_after_inlining): New function.
6308 (propagate_info_to_inlined_callees): New function.
6309 (ipa_propagate_indirect_call_infos): New function.
6310 * ipa-prop.h: Include cgraph.h
6311 (struct ipa_param_call_note): Fields reordered, new field processed.
6312 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6314 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6315 rediscovered call statements.
6316 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6317 (dump_cgraph_node): Dump also the indirect_call flag.
6318 (cgraph_clone_edge): Copy also the indirect_call flag.
6319 * tree-inline.c (copy_bb): Do not check for fndecls from call
6320 expressions, check for edge availability when moving clones.
6321 (get_indirect_callee_fndecl): New function.
6322 (expand_call_inline): If callee declaration is not apprent from
6323 the statement, try calling get_indirect_callee_fndecl. Do not
6324 issue warnings or call sorry when not inlinings an indirect edge.
6325 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6327 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6328 bit more frandly to matching.
6329 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6330 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6331 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6333 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6336 * opth-gen.awk: Suppress function specific features when building
6338 * optc-gen.awk: Ditto.
6340 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6343 * diagnostic.c (pedwarn): Add opt parameter.
6345 * c-tree.h (pedwarn_init): Add opt parameter.
6346 (pedwarn_c90): Likewise.
6347 (pedwarn_c99): Likewise.
6348 * c-errors.c (pedwarn_c99): Likewise.
6349 (pedwarn_c90): Likewise.
6350 * toplev.h (pedwarn): Update declaration.
6351 (pedwarn0): Declare.
6352 * c-lex.c: All calls to pedwarn changed.
6353 * builtins.c: All calls to pedwarn changed.
6354 * toplev.c: All calls to pedwarn changed.
6355 * c-decl.c: All calls to pedwarn changed.
6356 * c-typeck.c: All calls to pedwarn changed.
6357 * c-common.c: All calls to pedwarn changed.
6358 * c-parser.c: All calls to pedwarn changed.
6360 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6361 Karthik Kumar <karthikkumar@gmail.com>
6363 * attribs.c (file scope): Include c-common.h.
6364 (decl_attributes): Add support for #pragma GCC optimize and
6367 * targhooks.c (default_can_inline_p): New function that is the
6368 default for the TARGET_CAN_INLINE_P target hook.
6370 * targhooks.h (default_can_inline_p): Add declaration.
6372 * tree.c (cl_optimization_node): New static tree for building
6373 OPTIMIZATION_NODE tree.
6374 (cl_target_option_node): New static tree for building
6375 TARGET_OPTION_NODE tree.
6376 (cl_option_hash_table): New hash table for hashing
6377 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6378 (cl_option_hash_hash): New function to provide the hash value for
6379 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6380 (cl_option_hash_eq): New function to provide an equality test for
6381 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6382 (tree_code_size): Add support for OPTIMIZATION_NODE and
6383 TARGET_OPTION_NODE trees.
6384 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6385 TARGET_OPTION_NODE trees.
6386 (build_optimization_node): Build a tree that has all of the
6387 current optimization options.
6388 (build_target_option_node): Build a tree that has the target
6389 options that might be changed on a per function basis.
6391 * tree.h (file scope): Include options.h.
6392 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6393 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6394 (TREE_OPTIMIZATION): Ditto.
6395 (TREE_TARGET_SPECIFIC): Ditto.
6396 (struct tree_function_decl): Add fields for remembering the
6397 current optimization options and target specific options.
6398 (struct tree_optimization_option): New tree variant that remembers
6399 the optimization options.
6400 (struct tree_target_option): New tree variant that remembers the
6401 target specific flags that might change for compiling a particular
6403 (union tree_node): Include tree_optimization_option and
6404 tree_target_option fields.
6405 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6406 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6407 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6408 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6409 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6410 optimization and target options.
6411 (optimization_default_node): New macro to refer to global_trees
6413 (optimization_current_node): Ditto.
6414 (optimization_cold_node): Ditto.
6415 (optimization_hot_node): Ditto.
6416 (target_option_default_node): Ditto.
6417 (target_option_current_node): Ditto.
6418 (current_option_pragma): Ditto.
6419 (current_optimize_pragma): Ditto.
6421 * target.h (struct gcc_target): Add valid_option_attribute_p,
6422 target_option_save, target_option_restore, target_option_print,
6423 target_option_pragma_parse, and can_inline_p hooks.
6425 * toplev.h (parse_optimize_options): Add declaration.
6426 (fast_math_flags_struct_set_p): Ditto.
6428 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6429 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6432 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6433 tree_can_inline_p hook to see if one function can inline another.
6434 (cgraph_decide_inlining): Ditto.
6435 (cgraph_decide_inlining_incrementally): Ditto.
6437 * opts.c (decode_options): Add support for running multiple times
6438 to allow functions with different target or optimization options
6439 than was specified on the command line.
6440 (fast_math_flags_struct_set_p): New function that is similar to
6441 fast_math_flags_set_p, except it uses the values in the
6442 cl_optimization structure instead of global variables.
6444 * optc-gen.awk: Add support for TargetSave to allow a back end to
6445 declare new fields that need to be saved when using function
6446 specific options. Include flags.h and target.h in the options.c
6447 source. Add support for Save to indicate which options can be set
6448 for individual functions. Generate cl_optimize_save,
6449 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6450 cl_target_option_restore, cl_target_option_print functions to
6451 allow functions to use different optimization or target options.
6453 * opt-functions.awk (var_type_struct): Return the type used for
6454 storing the field in a structure.
6456 * opth-gen.awk: Add support for TargetSave to allow a back end to
6457 declare new fields that need to be saved when using function
6458 specific options. Add support for Save to indicate which options
6459 can be set for individual functions. Only generate one extern for
6460 Mask fields. Generate cl_optimization and cl_target_option
6461 structures to remember optimization and target options.
6463 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6464 collecting new tree nodes.
6465 (TS_TARGET_OPTION): Ditto.
6467 * c-decl.c (merge_decls): Merge function specific target and
6468 optimization options.
6470 * function.c (invoke_set_current_function_hook): If the function
6471 uses different optimization options, change the global variables
6474 * coretypes.h (struct cl_optimization): Add forward reference.
6475 (struct cl_target_option): Ditto.
6477 * c-pragma.c (option_stack): New static vector to remember the
6478 current #pragma GCC option stack.
6479 (handle_pragma_option): New function to support #pragma GCC option
6480 to change target options.
6481 (optimize_stack): New static vector to remember the current
6482 #pragma GCC optimize stack.
6483 (handle_pragma_optimize): New function to support #pragma GCC
6484 optimize to change optimization options.
6485 (init_pragma): Add support for #pragma GCC optimize and #pragma
6488 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6489 optimization options.
6490 (TARGET_OPTION_NODE): New tree code for remembering certain target
6493 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6494 TARGET_OPTION_NODE trees.
6496 * common.opt (-O): Add Optimization flag.
6498 (-fmath-errno): Ditto.
6499 (-falign-functions): Add UInteger flag to make sure flag gets full
6500 int in cl_optimization structure.
6501 (-falign-jumps): Ditto.
6502 (-falign-labels): Ditto.
6503 (-falign-loops): Ditto.
6504 (-fsched-stalled-insns): Ditto.
6505 (-fsched-stalled-insns-dep): Ditto.
6507 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6509 (TARGET_OPTION_SAVE): Ditto.
6510 (TARGET_OPTION_RESTORE): Ditto.
6511 (TARGET_OPTION_PRINT): Ditto.
6512 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6513 (TARGET_CAN_INLINE_P): Ditto.
6514 (TARGET_INITIALIZER): Add new hooks.
6516 * tree-inline.c (tree_can_inline_p): New function to determine
6517 whether one function can inline another. Check if the functions
6518 use compatible optimization options, and also call the backend
6521 * tree-inline.h (tree_can_inline_p): Add declaration.
6523 * c-common.c (c_common_attribute): Add support for option and
6524 optimize attributes.
6525 (handle_option_attribute): Add support for the option attribute to
6526 allow the user to specify different target options for compiling a
6528 (handle_optimize_attribute): Add support for the optimize
6529 attribute to allow the user to specify different optimization
6530 options for compiling a specific function.
6531 (handle_hot_attribute): Turn on -O3 optimization for this one
6532 function if it isn't the default optimization level.
6533 (handle_cold_attribute): Turn on -Os optimization for this one
6534 function if it insn't the default optimization.
6535 (const_char_p): New const char * typedef.
6536 (optimize_args): New static vector to remember the optimization
6538 (parse_optimize_options): New function to set up the optimization
6539 arguments from either the optimize attribute or #pragma GCC optimize.
6541 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6542 (builtin_define_std): Ditto.
6544 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6545 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6546 (x86_64-*-*): Ditto.
6548 * Makefile.in (TREE_H): Add options.h.
6549 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6551 * doc/extend.texi (option attribute): Document new attribute.
6552 (optimize attribute): Ditto.
6553 (hot attribute): Document hot attribute sets -O3.
6554 (cold attribute): Document cold attribute sets -Os.
6555 (#pragma GCC option): Document new pragma.
6556 (#pragma GCC optimize): Ditto.
6558 * doc/options.texi (TargetSave): Document TargetSave syntax.
6559 (UInteger): Document UInteger must be used for certain flags.
6560 (Save): Document Save option to create target specific options
6561 that can be saved/restored on a function specific context.
6563 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6564 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6566 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6567 (TARGET_OPTION_SAVE): Ditto.
6568 (TARGET_OPTION_RESTORE): Ditto.
6569 (TARGET_OPTION_PRINT): Ditto.
6570 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6571 (TARGET_CAN_INLINE_P): Ditto.
6573 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6575 (-mfpmath=both): Ditto.
6577 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6578 Karthik Kumar <karthikkumar@gmail.com>
6580 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6581 (TARGET_POPCNT): Ditto.
6582 (TARGET_SAHF): Ditto.
6583 (TARGET_AES): Ditto.
6584 (TARGET_PCLMUL): Ditto.
6585 (TARGET_CMPXCHG16B): Ditto.
6586 (TARGET_RECIP): Move switch into target_flags.
6587 (TARGET_FUSED_MADD): Ditto.
6588 (ix86_arch_features): Make an unsigned char type.
6589 (ix86_tune_features): Ditto.
6590 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6591 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6592 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6594 * config/i386/i386.opt (arch): New TargetSave field to define
6595 fields that need to be saved for function specific option support.
6598 (branch_cost): Ditto.
6599 (ix86_isa_flags_explicit): Ditto.
6600 (tune_defaulted): Ditto.
6601 (arch_specified): Ditto.
6602 (-m128-long-double): Add Save flag to save option for target
6603 specific option support.
6605 (-maccumulate-outgoing-args): Ditto.
6606 (-malign-double): Ditto.
6607 (-malign-stringops): Ditto.
6608 (-mfancy-math-387): Ditto.
6609 (-mhard-float): Ditto.
6611 (-minline-all-stringops): Ditto.
6612 (-minline-stringops-dynamically): Ditto.
6613 (-mms-bitfields): Ditto.
6614 (-mno-align-stringops): Ditto.
6615 (-mno-fancy-math-387): Ditto.
6616 (-mno-push-args): Ditto.
6617 (-mno-red-zone): Ditto.
6618 (-mpush-args): Ditto.
6619 (-mred-zone): Ditto.
6621 (-msseregparm): Ditto.
6622 (-mstack-arg-probe): Ditto.
6637 (-mrecip): Move flag into target_flags.
6639 (-mno-fused-madd): Ditto.
6640 (-mfused-madd): Ditto.
6641 (-mabm): Move flag into ix86_isa_flags.
6648 * config/i386/i386-c.c: New file for #pragma support.
6649 (ix86_target_macros_internal): New function to #define or #undef
6650 target macros based when the user uses the #pragma GCC option to
6651 change target options.
6652 (ix86_pragma_option_parse): New function to add #pragma GCC option
6654 (ix86_target_macros): Move defining the target macros here from
6655 TARGET_CPU_CPP_BUILTINS in i386.h.
6656 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6657 defined, initialize any subtarget #pragmas.
6659 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6660 REGISTER_TARGET_PRAGMAS.
6662 * config/i386/t-i386: New file for x86 dependencies.
6663 (i386.o): Make dependencies mirror the include files used.
6664 (i386-c.o): New file, add dependencies.
6666 * config/i386/i386-protos.h (override_options): Add bool argument.
6667 (ix86_valid_option_attribute_tree): Add declaration.
6668 (ix86_target_macros): Ditto.
6669 (ix86_register_macros): Ditto.
6671 * config/i386/i386.c (ix86_tune_features): Move initialization of
6672 the target masks to initial_ix86_tune_features to allow functions
6673 to have different target options. Make type unsigned char,
6674 instead of unsigned int.
6675 (initial_ix86_tune_features): New static vector to hold processor
6676 masks for the tune variables.
6677 (ix86_arch_features): Move initialization of the target masks to
6678 initial_ix86_arch_features to allow functions to have different
6679 target options. Make type unsigned char, instead of unsigned int.
6680 (initial_ix86_arch_features): New static vector to hold processor
6681 masks for the arch variables.
6682 (enum ix86_function_specific_strings): New enum to describe the
6683 string options used for attribute((option(...))).
6684 (ix86_target_string): New function to return a string that
6685 describes the target options.
6686 (ix86_debug_options): New function to print the current options in
6688 (ix86_function_specific_save): New function hook to save the
6689 function specific global variables in the cl_target_option structure.
6690 (ix86_function_specific_restore): New function hook to restore the
6691 function specific variables from the cl_target_option structure to
6692 the global variables.
6693 (ix86_function_specific_print): New function hook to print the
6694 target specific options in the cl_target_option structure.
6695 (ix86_valid_option_attribute_p): New function hook to validate
6696 attribute((option(...))) arguments.
6697 (ix86_valid_option_attribute_tree): New function that is common
6698 code between attribute((option(...))) and #pragma GCC option
6699 support that parses the options and returns a tree holding the options.
6700 (ix86_valid_option_attribute_inner_p): New helper function for
6701 ix86_valid_option_attribute_tree.
6702 (ix86_can_inline_p): New function hook to decide if one function
6703 can inline another on a target specific basis.
6704 (ix86_set_current_function); New function hook to switch target
6705 options if the user used attribute((option(...))) or #pragma GCC
6707 (ix86_tune_defaulted): Move to static file scope from
6709 (ix86_arch_specified): Ditto.
6710 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6712 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6713 (OPTION_MASK_ISA_ABM_SET): Ditto.
6714 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6715 (OPTION_MASK_ISA_CX16_SET): Ditto.
6716 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6717 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6718 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6719 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6720 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6721 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6722 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6723 (struct ptt): Move to static file scope from override_options.
6724 (processor_target_table): Ditto.
6726 (ix86_handle_option): Add support for options that are now isa options.
6727 (override_options): Add support for declaring functions that
6728 support different target options than were specified on the
6729 command line. Move struct ptt, processor_target_table, cpu_names,
6730 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6731 Add bool argument. Fix up error messages so the appropriate error
6732 is given for either command line or attribute.
6733 (ix86_previous_fndecl): New static to remember previous function
6734 declaration to see if we need to change target options.
6735 (ix86_builtins_isa): New array to record the ISA of each builtin
6737 (def_builtin): Always create the builtin function, even if the
6738 current ISA doesn't support it.
6739 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6740 tests for those builtins.
6741 (ix86_init_builtins): Remove TARGET_MMX test for calling
6742 ix86_init_mmx_sse_builtins.
6743 (ix86_expand_builtin): If the current ISA doesn't support a given
6744 builtin, signal an error.
6745 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6746 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6747 (TARGET_OPTION_SAVE): Ditto.
6748 (TARGET_OPTION_RESTORE): Ditto.
6749 (TARGET_OPTION_PRINT): Ditto.
6750 (TARGET_CAN_INLINE_P): Ditto.
6752 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6754 * c-typeck.c (build_external_ref): Don't call assemble_external.
6755 * final.c (output_operand): Call assemble_external.
6757 2008-07-21 DJ Delorie <dj@redhat.com>
6759 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6760 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6762 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6764 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6765 original insn and splitter contents into ...
6766 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6767 flag_unsafe_math_optimizations. Add dummy scratch register.
6768 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6769 !flag_unsafe_math_optimizations. Returns number with next
6770 highest magnitude if this is still less or equal to the true
6771 quotient in magnitude.
6773 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6775 * Makefile.in: Replace toplev.h with TOPLEV_H.
6776 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6777 * c-lex.c (fe_file_change): Don't set in_system_header.
6778 * c-parser.c (c_token): Remove in_system_header.
6779 (c_lex_one_token): Don't set in_system_header.
6780 (c_parser_set_source_position_from_token): Don't set in_system_header.
6781 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6784 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6785 * flags.h (in_system_header): Remove.
6786 * function.c (saved_in_system_header): Remove.
6787 (push_cfun): Don't set in_system_header.
6788 (pop_cfun): Don't set in_system_header.
6789 (push_struct_function): Don't set in_system_header.
6790 * input.h (expanded_location): Add sysp.
6791 (in_system_header_at): New.
6792 (in_system_header): New.
6793 * toplev.c (in_system_header): Remove.
6794 * toplev.h: Include input.h
6796 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6797 * tree-ssa.c (warn_uninit): Call warning_at.
6798 (warn_uninitialized_var): Update calls to warn_uninit.
6799 (warn_uninitialized_phi): Update calls to warn_uninit.
6800 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6801 (expand_location): Initialize xloc.sysp.
6802 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6803 (tree_decl_with_vis): Remove in_system_header_flag.
6805 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6808 * recog.c (asm_operand_ok): Change the order of the extra
6809 memory constraint checks.
6811 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6814 * tree-switch-conversion.c (build_one_array): Call
6815 varpool_mark_needed_node and varpool_finalize_decl
6816 instead of assemble_variable.
6818 2008-07-19 Jan Hubicka <jh@suse.cz>
6820 * cgraph.c (cgraph_add_new_function): Do early local passes.
6821 * tree-nrv.c (gate_pass_return_slot): New gate.
6822 (pass_nrv): Add the gate.
6823 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6825 (coalesce_ssa_name): Coalesce SSA names.
6826 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6827 not optimizing so unused user vars remains visible.
6828 * common.opt (flag_tree_ter): Always enable by default.
6829 * tree-ssa-ter.c: Include flags.h
6830 (is_replaceable_p): Check that locations match; when aliasing is missing
6831 be conservative about loads.
6832 * tree-optimize.c (gate_init_datastructures): Remove.
6833 (pass_init_datastructures): New.
6834 * passes.c: Reorder passes so we always go into SSA.
6836 2008-07-19 Jan Hubicka <jh@suse.cz>
6838 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6839 * doc/invoke.texi (--combine): Likewise.
6840 (-finline-functions-called-once): Update levels when enabled.
6841 (-funit-at-a-time): Document new behaviour.
6842 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6843 -fno-section-anchors when disabled explicitly.
6844 (inline params): They are not ignored now.
6845 (precompiled headers): Remove unit-at-a-time as being incompatible.
6846 * opts.c (decode_options): Handle unit-at-a-time as alias;
6847 imply -fno-section-anchors when toplevel reorder is disabled
6849 * common.opt (ftoplevel-reorder): Set default value to 2.
6850 (funit-at-a-time): Set default value to 1.
6851 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6854 2008-07-19 Jan Hubicka <jh@suse.cz>
6856 * builtins.c (expand_builtin_int_roundingfn,
6857 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6860 2008-07-19 Richard Guenther <rguenther@suse.de>
6863 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6864 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6865 * tree-ssa-pre.c (get_expr_value_id): For newly created
6866 constant value-ids make sure to add the expression to its
6869 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6872 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6873 return value of the builtin is ignored.
6875 2008-07-19 Olivier Hainque <hainque@adacore.com>
6877 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6878 bits, a C conformant malloc implementation has to provide.
6879 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6881 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6885 * reload.c (find_reloads_subreg_address): Only reload address if
6886 reloaded == 0, not for reloaded != 1.
6889 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6890 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6891 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6892 m32c_legitimize_reload_address.
6894 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6895 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6896 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6898 2008-07-19 Olivier Hainque <hainque@adacore.com>
6900 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6901 argument, saying whether nested array are to be collapsed
6902 into a single array type DIE with multiple subscripts.
6903 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6904 issues, centralize the nested array types collapsing control and
6905 disable the transformation for Ada.
6907 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6910 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6912 (x86_64_shift_adj_2): New expander.
6913 (x86_64_shift_adj_3): Ditto.
6914 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6915 to split TImode operands.
6916 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6917 (ix86_split_lshr): Ditto.
6919 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6921 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6922 and __CHAR32_TYPE__.
6923 * c-typeck.c (digest_init): Support char16_t and char32_t.
6924 (set_nonincremental_init_from_string): Idem.
6926 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6929 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6930 PREFERRED_STACK_BOUNDARY.
6931 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6933 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6936 * function.c (locate_and_pad_parm): Cap boundary earlier.
6938 2008-07-17 Julian Brown <julian@codesourcery.com>
6940 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6941 no-op for targets which don't use DLLs.
6943 2008-07-17 Martin Jambor <mjambor@suse.cz>
6945 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6946 that nodes are relevant by examining the node->analyzed flag.
6947 (ipcp_init_stage): Check which nodes are relevant, assert that the
6948 relevant ones are also required.
6949 (ipcp_propagate_stage): Check on the side arrays are properly
6951 (ipcp_print_all_jump_functions): Make sure not to touch any node
6952 that is not analyzed or an edge that does not have a corresponding
6953 entry in the on-the-side vectors.
6954 (ipcp_function_scale_print): Likewise.
6955 (ipcp_update_callgraph): Check that the node is relevant.
6956 (ipcp_insert_stage): Check that the node is relevant. Check there is
6957 an info for every node and edge.
6958 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6959 (ipa_print_all_tree_maps): Likewise and a new variable info.
6960 (ipa_print_all_params_modified): Likewise.
6961 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6963 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6966 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6968 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6970 PR rtl-optimization/36753
6971 * fwprop.c (use_killed_between): Don't shortcut
6972 single-definition global registers.
6974 2008-07-16 Jan Hubicka <jh@suse.cz>
6976 * cgraph.h (varpool_empty_needed_queue): Declare.
6977 * cgraphunit.c (output_in_order): Mark all variables as needed;
6979 * varpool.c (varpool_assemble_node): Update debug queue.
6980 (varpool_assemble_pending_decls): Don't do it here.
6981 (varpool_empty_needed_queue): New function.
6983 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6985 * recog.c (peephole2_optimize): Fix formatting.
6987 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6989 * c-pch.c (get_ident): Avoid C++ keywords.
6990 * combine-stack-adj.c (single_set_for_csa): Likewise.
6991 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6992 output_asm_insn): Likewise.
6993 * reload.c (push_secondary_reload, find_reusable_reload,
6994 push_reload, combine_reloads, find_reloads,
6995 debug_reload_to_stream): Likewise.
6996 * reload.h (struct reload): Likewise.
6997 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6998 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6999 emit_output_reload_insns): Likewise.
7000 * targhooks.c (default_secondary_reload): Likewise.
7001 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7003 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7005 * recog.c (validate_change_1, validate_change,
7006 validate_unshare_change, validate_replace_rtx_1, struct
7007 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7009 * reload.c (push_secondary_reload, secondary_reload_class,
7010 scratch_reload_class, find_valid_class, find_reusable_reload,
7011 push_reload, find_dummy_reload, find_reloads_address_1,
7012 find_reloads_address_part, find_equiv_reg): Likewise.
7013 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7014 choose_reload_regs): Likewise.
7015 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7017 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7018 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7019 * sched-rgn.c (concat_INSN_LIST): Likewise.
7020 * stor-layout.c (mode_for_size, mode_for_size_tree,
7021 smallest_mode_for_size): Likewise.
7023 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7025 * cfg.c (dump_reg_info): Avoid C++ keywords.
7026 * dwarf2asm.c (dw2_force_const_mem,
7027 dw2_asm_output_encoded_addr_rtx): Likewise.
7028 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7029 * expmed.c (expand_shift): Likewise.
7030 * global.c (find_reg): Likewise.
7031 * graph.c (draw_edge): Likewise.
7032 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7033 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7034 widen_clz, widen_bswap, expand_parity, expand_unop,
7035 emit_cmp_and_jump_insn_1): Likewise.
7036 * postreload.c (reload_cse_simplify_operands): Likewise.
7037 * ra.h (add_neighbor): Likewise.
7038 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7039 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7040 record_reg_classes, copy_cost, record_address_regs,
7041 invalid_mode_change_p): Likewise.
7042 * regrename.c (regrename_optimize, scan_rtx_reg,
7043 dump_def_use_chain, find_oldest_value_reg,
7044 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7046 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7048 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7049 MASK_POWERPC64 for power4 in previous commit.
7051 2008-07-16 Olivier Hainque <hainque@adacore.com>
7053 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7054 instead of bare conversion to cast const-ness away.
7056 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7058 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7059 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7060 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7061 (TARGET_FUNCTION_VALUE): Define.
7063 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7065 * config/rs6000/rs6000.c (processor_target_table): Add
7066 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7068 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7071 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7072 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7073 m32c_legitimize_reload_address.
7075 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
7077 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7078 DECL_IN_SYSTEM_HEADER in sync.
7080 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7082 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7083 * tree-ssa-pre.c (pre_expr_eq): Ditto
7084 (get_constant_for_value_id): Take a type as an argument.
7085 (fully_constant_expression): Pass in type.
7086 (find_or_generate_expression): Short circuit constant case.
7087 (create_expression_by_pieces): Remove special casing of
7089 (do_regular_insertion): Short circuit constant case.
7090 (do_partial_partial_insertion): Ditto.
7092 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7095 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7097 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7099 * config/xtensa/libgcc-xtensa.ver: New file.
7100 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7102 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7104 * df-problems.c (df_set_note): Avoid C++ keywords.
7105 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7106 * dse.c (record_store, remove_useless_values): Likewise.
7107 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7108 gen_reg_rtx_offset, operand_subword, change_address_1,
7109 change_address, adjust_address_1, offset_address,
7110 widen_memory_access, emit_copy_of_insn_after): Likewise.
7111 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7112 * fwprop.c (should_replace_address, propagate_rtx_1,
7113 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7115 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7116 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7117 * lcm.c (compute_insert_delete, pre_edge_lcm,
7118 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7119 * lower-subreg.c (resolve_reg_notes): Likewise.
7120 * mode-switching.c (optimize_mode_switching): Likewise.
7122 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7124 * bt-load.c (add_btr_def, migrate_btr_def,
7125 branch_target_load_optimize): Avoid C++ keywords.
7126 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7128 * combine.c (subst, simplify_set, make_extraction,
7129 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7130 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7131 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7133 2008-07-15 Richard Guenther <rguenther@suse.de>
7136 * c-common.c (strict_aliasing_warning): Do not warn for
7137 TYPE_REF_CAN_ALIAS_ALL pointers.
7138 (c_common_get_alias_set): may_alias types are not special.
7139 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7140 attribute and set can_ref_all accordingly.
7141 (build_reference_type_for_mode): Likewise.
7142 * doc/extend.texi (may_alias): Clarify.
7144 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7147 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7148 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7150 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7153 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7154 gcc_assert, instead call output_operand_lossage.
7156 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7158 * builtins.c (std_canonical_va_list): Treat structure based
7161 2008-07-15 Ben Elliston <bje@au.ibm.com>
7163 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7165 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
7167 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7170 2008-07-14 Jan Hubicka <jh@suse.cz>
7172 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7173 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7174 fix predicates and constraints.
7175 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7176 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7178 2008-07-14 Doug Kwan <dougkwan@google.com>
7180 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7181 additional option file arm/eabi.opt.
7182 * config/arm/eabi.h (File): New configuration file for EABI targets.
7183 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7184 SUBSUBTARGET_EXTRA_SPECS.
7185 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7186 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7187 from STARTFILE_SPEC so that it can be referenced in an override.
7188 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7189 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7190 can be referenced in an override.
7191 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7192 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7193 so that it can be referenced in an override.
7194 (LINK_SPEC): Use BPABI_LINK_SPEC.
7195 * config/arm/eabi.opt (File): New.
7197 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7199 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7200 (FIXED_VALUE_H): New variable.
7201 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7202 input.h, fixed-value.h.
7203 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7204 (BASIC_BLOCK_H): Use $(BITMAP_H).
7205 (FUNCTION_H): Add varray.h.
7206 (IPA_REFERENCE_H): Use $(BITMAP_H).
7207 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7208 (DF_H): Use $(BITMAP_H).
7209 (GGC_H): Add statistics.h.
7211 (INSN_ATTR_H): Use it.
7212 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7214 (SYMTAB_H): Add $(OBSTACK_H).
7215 (CPP_INTERNAL_H): New.
7216 (TREE_DUMP_H): Add tree-pass.h.
7217 (TREE_FLOW_H): Use $(BITMAP_H)
7218 (PRETTY_PRINT_H): Use $(INPUT_H).
7219 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7222 (many object files): Fix lots of header dependencies throughout.
7224 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7226 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7228 (s-gtyp-input): Use them to write tmp-gi.list.
7229 (echo_to_gi.list): Remove.
7231 2008-07-14 Richard Guenther <rguenther@suse.de>
7233 * tree-ssa-sccvn.c (pre_info): Remove.
7234 (switch_to_PRE_table): Likewise.
7235 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7236 (set_hashtable_value_ids): Do not create value-ids for the
7238 (run_scc_vn): Remove double test. Remove bogus special-case
7239 in value-number printing.
7240 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7241 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7243 * tree-flow-inline.h (get_value_handle): Remove.
7244 * tree-flow.h (get_value_handle): Remove.
7246 2008-07-14 Martin Jambor <mjambor@suse.cz>
7248 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7249 in which we generate arithmetics is not a subrange.
7251 2008-07-14 Martin Jambor <mjambor@suse.cz>
7253 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7255 2008-07-14 Richard Guenther <rguenther@suse.de>
7257 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7259 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7262 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7263 reload for symbol refs moved to r0 with -fPIC.
7264 (legitimize_pic_address): Use the target register as temporary
7266 (emit_symbolic_move): Adjust comment.
7267 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7270 2008-07-14 Ben Elliston <bje@au.ibm.com>
7272 * c-common.h (C_CPP_HASHNODE): New macro.
7273 * coretypes.h (struct cpp_token): Forward declare.
7274 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7275 the context-sensitive keyword method.
7276 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7277 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7278 expand_bool_pixel): New.
7279 (altivec_categorize_keyword): New function.
7280 (init_vector_keywords): New function.
7281 (rs6000_macro_to_expand): Likewise.
7282 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7283 compiling an ISO C dialect.
7285 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7287 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7288 (create_expression_by_pieces): Fix typo.
7289 (do_regular_insertion): Use debug counter here too.
7291 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7294 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7295 CONST_OK_FOR_LETTER_P. All port-local users changed.
7296 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7297 implement Kp matching power-of-two.
7298 (CONSTRAINT_LEN): Define to match.
7299 * config/cris/cris.md: Replace all use of constraint K with Kc.
7300 ("*btst*): Use Kp for operand 0 of last alternative.
7302 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7305 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7308 2008-07-13 Jan Hubicka <jh@suse.cz>
7310 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7313 2008-07-13 Richard Guenther <rguenther@suse.de>
7316 * langhooks.c (lhd_print_error_function): Deal with recursive
7319 2008-07-12 Jan Hubicka <jh@suse.cz>
7321 * cgraph.c (assembler_name_hash): New static var.
7322 (hash_node_by_assembler_name, eq_assembler_name): New.
7323 (cgraph_node_for_asm): Use hashtable.
7324 (cgraph_remove_node): Maintain hashtable.
7325 (change_decl_assembler_name): Sanity check that names are not changing
7326 after aliasing was processed.
7327 * cgraph.h (varpoon_node): Add next GGC marker.
7328 * tree.c (decl_assembler_name_equal): Constify.
7329 (decl_assembler_name_hash): New.
7330 * tree.h (decl_assembler_name_equal): Constify.
7331 (decl_assembler_name_hash): Update.
7333 2008-07-12 David Daney <ddaney@avtrex.com>
7335 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7338 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7340 * doc/md.texi: Document the MIPS "v" constraint.
7341 * config/mips/mips.h (reg_class): Revert last change.
7342 (REG_CLASS_NAMES): Likewise.
7343 (REG_CLASS_CONTENTS): Likewise.
7344 * config/mips/mips.c (mips_regno_to_class): Likewise.
7345 * config/mips/constraints.md (v): Likewise, but add documentation.
7346 Add a comment to say that this constraint should not be used in
7349 2008-07-11 DJ Delorie <dj@redhat.com>
7351 * config/h8300/h8300.md (length): Fix branch offset limit.
7353 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7355 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7356 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7357 (avr_hard_regno_scratch_ok): New function.
7358 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7359 * config/avr/avr.md (all peepholes that request a scratch register):
7360 Remove avr_peep2_scratch_safe use.
7362 2008-07-11 Tom Tromey <tromey@redhat.com>
7363 Ian Lance Taylor <iant@google.com>
7365 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7366 (struct c_common_resword): Define.
7367 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7368 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7369 (c_common_reswords, num_c_common_reswords): Declare.
7370 * c-common.c (c_common_reswords): New global const array.
7371 (num_c_common_reswords): New const int.
7372 * c-parser.c (struct resword, reswords): Don't define.
7373 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7374 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7375 than reswords. If warning about C++ keywords, give them a special
7377 (c_lex_one_token): Warn about C++ keywords. Call
7378 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7379 (c_parser_external_declaration): Look for RID_xxx rather than
7380 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7381 (c_parser_statement_after_labels): Likewise.
7382 (c_parser_objc_class_instance_variables): Likewise.
7383 (c_parser_objc_class_declaration): Likewise.
7384 (c_parser_objc_try_catch_statement): Likewise.
7385 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7386 (declspecs_add_type): Likewise.
7388 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7390 * ggc-page.c (alloc_page):
7391 Substituting xmalloc, xcalloc with
7392 XNEWVEC and XCNEWVAR macros which add the
7395 2008-07-11 Richard Guenther <rguenther@suse.de>
7397 PR tree-optimization/36765
7398 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7399 aliases from HEAP vars to SMTs.
7401 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7403 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7404 * configure.ac (loose_warn): Move -Wc++-compat from here...
7405 (strict_warn): ...to here.
7406 * configure: Regenerate.
7408 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7410 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7411 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7412 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7413 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7414 excluding more specific h8300-*-* and sh-*-* targets.
7416 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7418 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7420 (execute_pre): Call loop_optimizer_finalize in early exit.
7422 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7425 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7426 uids in the bitmap, not just VAR_DECL uids.
7428 PR rtl-optimization/36419
7429 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7430 (combine_stack_adjustments_for_block): Call it if needed. Delete
7432 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7433 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7434 prologue sp adjustment.
7436 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7439 * opts.c (print_ignored_options): Report postponed diagnostics for
7440 unknown -Wno-* options as warnings, not errors.
7441 (postpone_unknown_option_error): Renamed to...
7442 (postpone_unknown_option_warning): ... this.
7444 2008-07-09 Doug Kwan <dougkwan@google.com>
7447 2008-07-08 Doug Kwan <dougkwan@google.com>
7449 * config/arm/arm.opt (mandroid): New option.
7450 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7451 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7453 (CC1PLUS_SPEC): Same.
7455 (STARTFILE_SPEC): Same.
7456 (ENDFILE_SPEC): Same.
7457 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7460 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7463 * config/mips/mips.h (reg_class): Remove V1_REG.
7464 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7465 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7467 (mips_get_tp): New function.
7468 (mips_legitimize_tls_address): Use it.
7469 * config/mips/constraints.md (v): Delete.
7470 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7471 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7472 After reload, split into a move and ...
7473 (*tls_get_tp_<mode>_split): ...this new instruction.
7475 2008-07-09 David Daney <ddaney@avtrex.com>
7477 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7479 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7481 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7482 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7484 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7485 htab_delete should be called. Don't free c.
7486 (lookup_tmp_var): Create temp_htab lazily.
7487 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7488 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7490 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7491 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7492 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7493 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7494 * tree-sra.c (generate_element_init): Likewise.
7495 * tree-mudflap.c (execute_mudflap_function_ops,
7496 execute_mudflap_function_decls): Likewise.
7497 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7498 * tree-gimple.h (struct gimplify_ctx): New type.
7499 (push_gimplify_context): Adjust prototype.
7501 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7503 * tree-ssa-pre.c (phi_translate_1): Update placement of
7506 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7508 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7509 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7510 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7511 * targhooks.c (default_hard_regno_scratch_ok): New function.
7512 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7513 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7514 * recog.c: Include "target.h".
7515 (peep2_find_free_register): Add check for global regs. Add target
7517 * Makefile.in (recog.o): Depend on target.h.
7519 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7521 * config/sh/sh.c (sh_canonical_va_list_type): New.
7522 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7524 2008-07-09 Raksit Ashok <raksit@google.com>
7526 * doc/invoke.texi (Option Summary): Mention new option
7527 -Wdisallowed-function-list=...
7528 (Warning Options): Document -Wdisallowed-function-list=...
7529 * common.opt (Wdisallowed-function-list=): New flag.
7530 * flags.h (warn_disallowed_functions): External definition of new
7531 boolean warning flag.
7532 (warn_if_disallowed_function_p): Declare new function.
7533 * opts.c (warning_disallowed_functions): New static variable.
7534 (warn_disallowed_functions): New boolean warning flag.
7535 (warn_if_disallowed_function_p): New function.
7536 (add_comma_separated_to_vector): Rename
7537 add_instrument_functions_exclude_list to this.
7538 (common_handle_option): Handle new option. Rename calls to
7539 add_instrument_functions_exclude_list into calls to
7540 add_comma_separated_to_vector.
7541 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7542 based on flag warn_disallowed_functions.
7544 2008-07-09 Christian Bruel <christian.bruel@st.com>
7546 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7547 instead of get_attr_length.
7549 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7551 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7553 * genemit.c (gen_insn): Likewise.
7554 * gengtype.c (note_def_vec): Likewise.
7555 * gengtype.h (note_def_vec): Likewise.
7556 * genoutput.c (struct data, output_insn_data, process_template,
7557 gen_expand, gen_split, note_constraint): Likewise.
7558 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7559 make_insn_sequence): Likewise.
7560 * gensupport.c (record_insn_name): Likewise.
7562 2008-07-08 Doug Kwan <dougkwan@google.com>
7564 * config/arm/arm.opt (mandroid): New option.
7565 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7566 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7568 (CC1PLUS_SPEC): Same.
7570 (STARTFILE_SPEC): Same.
7571 (ENDFILE_SPEC): Same.
7572 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7575 2008-07-08 Raksit Ashok <raksit@google.com>
7577 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7578 (set_storage_via_setmem): Fix expected_align parameter.
7579 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7580 missing from the list.
7581 * doc/md.texi (movmem): Explicitly state that expected alignment is
7582 to be expressed in bytes.
7583 (setmem): Explicitly state that expected alignment is to be expressed
7586 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7588 * reload.c (find_reloads_subreg_address): Do not require validity
7589 of address in original mode before reloading address.
7591 2008-07-07 Tianwei Sheng <tianweis@google.com>
7593 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7594 bounds array access.
7596 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7598 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7600 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7602 Fix PR tree-optimization/23455
7603 Fix PR tree-optimization/35286
7604 Fix PR tree-optimization/35287
7605 * Makefile.in (OBJS-common): Remove tree-vn.o.
7606 (tree-vn.o): Remove.
7607 * dbgcnt.def: Add treepre_insert debug counter.
7608 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7609 (debug_value_expressions): Ditto.
7610 (print_value_expressions): Ditto.
7611 * tree-pretty-print.c (dump_generic_node): Updated for
7612 VALUE_HANDLE removal.
7613 * tree-ssa-dom.c (record_equality): Ditto.
7614 (cprop_operand): Ditto.
7615 (lookup_avail_expr): Ditto.
7616 * tree-ssa-threadedge.c
7617 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7618 (simplify_control_stmt_condition): Ditto.
7619 * tree.c (tree_code_size): Ditto.
7620 (tree_node_structure): Ditto.
7621 (iterative_hash_expr): Ditto.
7623 * tree.h (VALUE_HANDLE_ID): Ditto.
7624 (VALUE_HANDLE_EXPR_SET): Ditto.
7625 (struct tree_value_handle): Ditto.
7626 (union tree_node): Ditto.
7627 * treestruct.def: Ditto.
7628 * tree-vn.c: Removed.
7629 * tree-ssa-pre.c: Rewritten entirely.
7630 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7631 (constant_value_ids): Ditto.
7632 (vn_nary_op_t): Moved to header.
7634 (vn_reference_op_t): Ditto
7635 (vn_reference_t): Ditto.
7636 (next_value_id): New variable.
7637 (VN_INFO): Add an assert.
7638 (vn_constant_eq): New function.
7639 (vn_constant_hash): Ditto.
7640 (get_or_alloc_constant_value_id): Ditto.
7641 (value_id_constant_p): Ditto.
7642 (vn_reference_compute_hash): De-staticify.
7643 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7644 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7645 (valueize_refs): Update opcode if it changes from ssa name to constant.
7646 (vn_reference_lookup_1): Add new argument.
7647 (vn_reference_lookup): Ditto.
7648 (vn_reference_lookup_pieces): New function.
7649 (vn_reference_insert): Add return type. Modify to deal with value ids.
7650 (vn_reference_insert_pieces): New function.
7651 (vn_nary_op_compute_hash): De-staticify.
7652 (vn_nary_op_eq): Ditto.
7653 (vn_nary_op_lookup_pieces): New function.
7654 (vn_nary_op_lookup): Add new argument.
7655 (vn_nary_op_insert_pieces): New function.
7656 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7657 (vn_phi_insert): Ditto.
7658 (visit_unary_op): Update for callee changes.
7659 (visit_binary_op): Ditto.
7660 (visit_reference_op_load): Ditto.
7661 (visit_reference_op_store): Ditto.
7662 (init_scc_vn): Init next_value_id, constant_to_value_id and
7664 (free_scc_vn): Free them.
7665 (set_hashtable_value_ids): New function.
7666 (run_scc_vn): Use it.
7667 (get_max_value_id): New function.
7668 (get_next_value_id): Ditto.
7669 (expressions_equal_p): Moved from tree-vn.c
7670 (sort_vuses): Ditto.
7671 (sort_vuses_heap): Ditto.
7672 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7674 * tree.c (iterative_hash_hashval_t): Made non-static
7675 * tree.h (iterative_hash_hashval_t): Declare it.
7677 2008-07-08 Martin Jambor <mjambor@suse.cz>
7679 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7680 instead of ipa_create_node_params.
7681 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7682 ipa_check_create_edge_args, free them with
7683 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7685 * ipa-prop.c: Include flags.h and tree-inline.h.
7686 (ipa_node_params_vector): New variable.
7687 (ipa_edge_args_vector): New variable.
7688 (edge_removal_hook_holder): New variable.
7689 (node_removal_hook_holder): New variable.
7690 (edge_duplication_hook_holder): New variable.
7691 (node_duplication_hook_holder): New variable.
7692 (ipa_detect_param_modifications): Check for presence of modified flags.
7693 (ipa_compute_jump_functions): Check for presence of jump functions.
7694 (ipa_free_edge_args_substructures): New function.
7695 (ipa_create_node_params): Removed.
7696 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7697 (ipa_free_node_params_substructures): New function.
7698 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7700 (ipa_edge_removal_hook): New function.
7701 (ipa_node_removal_hook): New function.
7702 (duplicate_array): New function.
7703 (ipa_edge_duplication_hook): New function.
7704 (ipa_node_duplication_hook): New function.
7705 (ipa_register_cgraph_hooks): New function.
7706 (ipa_unregister_cgraph_hooks): New function.
7707 (free_all_ipa_structures_after_ipa_cp): New function.
7709 * ipa-prop.h: Include vec.h.
7710 (ipa_node_params_t): New typedef with vector types for it.
7711 (ipa_edge_args_t): New typedef with vector types for it.
7712 (IPA_NODE_REF): Changed to access an on-the-side vector.
7713 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7714 (ipa_check_create_node_params): New function.
7715 (ipa_check_create_edge_args): New function.
7717 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7720 2008-07-07 Tom Tromey <tromey@redhat.com>
7722 * configure, config.in: Rebuilt.
7723 * configure.ac: Don't check for scandir or alphasort.
7725 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7727 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7728 types immediately after creating them.
7730 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7732 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7734 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7736 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7737 dump_constraint_graph.
7738 (dump_constraint_edge): New function.
7739 (dump_constraint_graph): New function.
7740 (debug_constraint_graph): New function.
7741 (dump_constraint): Removed useless comparison.
7742 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7743 (dump_constraint_graph): Declare.
7744 (debug_constraint_graph): Declare.
7745 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7747 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7749 * config/i386/i386.c (is_va_list_char_pointer): New.
7750 (ix86_va_start): Replace compare with ms_va_list_type_node
7751 by is_va_list_char_pointer.
7752 (ix86_gimplify_va_arg): Likewise.
7754 2008-07-07 Martin Jambor <mjambor@suse.cz>
7756 * cgraph.c (cgraph_edge_max_uid): New variable.
7757 (struct cgraph_edge_hook_list): New type.
7758 (struct cgraph_node_hook_list): New type.
7759 (struct cgraph_2edge_hook_list): New type.
7760 (struct cgraph_2node_hook_list): New type.
7761 (first_cgraph_edge_removal_hook): New variable.
7762 (first_cgraph_node_removal_hook): New variable.
7763 (first_cgraph_edge_duplicated_hook): New variable.
7764 (first_cgraph_node_duplicated_hook): New variable.
7765 (cgraph_add_edge_removal_hook): New function.
7766 (cgraph_remove_edge_removal_hook): New function.
7767 (cgraph_call_edge_removal_hooks): New function.
7768 (cgraph_add_node_removal_hook): New function.
7769 (cgraph_remove_node_removal_hook): New function.
7770 (cgraph_call_node_removal_hooks): New function.
7771 (cgraph_add_edge_duplication_hook): New function.
7772 (cgraph_remove_edge_duplication_hook): New function.
7773 (cgraph_call_edge_duplication_hooks): New function.
7774 (cgraph_add_node_duplication_hook): New function.
7775 (cgraph_remove_node_duplication_hook): New function.
7776 (cgraph_call_node_duplication_hooks): New function.
7777 (cgraph_create_edge): Assign to edge uid.
7778 (cgraph_remove_edge): Call edge removal hooks.
7779 (cgraph_node_remove_callees): Call edge removal hooks.
7780 (cgraph_node_remove_callers): Call edge removal hooks.
7781 (cgraph_remove_node): Call node removal hooks.
7782 (cgraph_clone_edge): Call edge duplication hooks.
7783 (cgraph_clone_node): Call node duplication hooks.
7785 * cgraph.h (cgraph_edge): New field uid.
7786 (cgraph_edge_hook): New type.
7787 (cgraph_node_hook): New type.
7788 (cgraph_2edge_hook): New type.
7789 (cgraph_2node_hook): New type.
7791 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7793 * config.in: Regenerate.
7795 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7797 * gcc.c (print_sysroot): New.
7798 (option_map, display_help, process_command): Handle the
7799 -print-sysroot option.
7800 (main): Print the sysroot if requested.
7801 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7803 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7806 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7808 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7810 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7811 (assign_parm_setup_block_p): Also check mode of entry_parm.
7813 2008-07-07 Richard Guenther <rguenther@suse.de>
7815 * tree-ssa-structalias.h (set_used_smts): Remove.
7816 * tree-ssa-structalias.c (used_smts): Likewise.
7817 (set_used_smts): Likewise.
7818 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7819 call to set_used_smts.
7821 2008-07-07 Richard Guenther <rguenther@suse.de>
7823 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7824 (new_var_info): Set it to false.
7825 (solution_set_add): Correctly handle pointers outside a var and
7827 (type_safe): Treat variables with is_full_var properly.
7828 (do_sd_constraint): Likewise.
7829 (do_ds_constraint): Likewise.
7830 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7831 (get_constraint_for_ptr_offset): New function.
7832 (get_constraint_for_component_ref): For addresses at least include
7833 the last field of the variable. Handle is_full_vars properly.
7834 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7835 (handle_ptr_arith): Remove.
7836 (find_func_aliases): Simplify assignment handling.
7837 (create_function_info_for): For parameter and result varinfos set
7839 (create_variable_info_for): Set is_full_var flag whenever we
7840 just created a single varinfo for a decl.
7841 (init_alias_vars): Initialize use_field_sensitive from
7842 max-fields-for-field-sensitive parameter.
7844 2008-07-07 Richard Guenther <rguenther@suse.de>
7846 PR tree-optimization/36713
7847 * tree-flow-inline.h (is_call_used): New function.
7848 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7849 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7850 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7852 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7854 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7856 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7858 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7860 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7861 Nathan Sidwell <nathan@codesourcery.com>
7863 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7864 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7866 * config/m68k/t-linux: New.
7867 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7870 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7872 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7873 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7876 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7878 * gcc.c (execute): Fix -Wc++-compat warning.
7880 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7883 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7884 constant for little endian.
7886 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7888 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7889 mips_base_mips16 instead of TARGET_MIPS16.
7890 (mips_base_mips16): Declare.
7891 * config/mips/mips.c (mips_base_mips16): Make global.
7892 (was_mips16_p): Remove GTY marker.
7893 (was_mips16_pch_p): New variable.
7894 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7895 (mips_override_options): Force to non-MIPS16 mode initially.
7896 Do not complain about MIPS16 PIC incompatibilities here.
7897 Only allow -mgpopt if -mexplicit-relocs is in force for
7900 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7902 * configure.ac: Check for caddr_t, define to char * if not defined.
7903 * configure: Regenerate.
7904 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7905 (mmap_gt_pch_use_address): Likewise.
7906 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7908 2008-07-06 Richard Guenther <rguenther@suse.de>
7910 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7911 (new_var_info): Deal with it.
7912 (solution_set_add): Likewise.
7913 (bitpos_of_field): Make signed, fix.
7914 (struct fieldoff): Remove type and decl fields. Make size field
7915 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7917 (fieldoff_compare): Deal with it.
7918 (push_fields_onto_fieldstack): Remove has_union argument, glob
7919 adjacent non-pointer fields together.
7920 (create_function_info_for): Do not set has_union.
7921 (create_variable_info_for): Simplify.
7923 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7925 * config.gcc (extra_headers): Add cross-stdarg.h for target
7926 x86_64-*-* and i?86-*-*.
7927 * config/i386/cross-stdarg.h: New.
7928 * builtins.c (std_fn_abi_va_list): New.
7929 (std_canonical_va_list_type): New.
7930 (stabilize_va_list): Replace va_list_type_node use by
7931 mtarget.canonical_va_list_type.
7932 (gimplify_va_arg_expr): Likewise.
7933 (expand_builtin_va_copy): Replace va_list_type_node use by
7934 mtarget.fn_abi_va_list.
7935 * tree-sra.c (is_va_list_type): New helper.
7936 (decl_can_be_decomposed_p): Replace
7937 va_list_type_node use by is_va_list_type.
7938 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7939 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7940 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7941 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7942 (ix86_enum_va_list): New.
7943 * config/i386/i386.c (sysv_va_list_type_node): New.
7944 (ms_va_list_type_node): New.
7945 (ix86_function_type_abi): Remove sorry.
7946 (ix86_build_builtin_va_list_abi): New.
7947 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7949 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7950 (ix86_init_builtins_va_builtins_abi): New.
7951 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7953 (ix86_handle_abi_attribute): New.
7954 (attribute_spec): Add sysv_abi and ms_abi.
7955 (ix86_fn_abi_va_list): New.
7956 (ix86_canonical_va_list_type): New.
7957 (ix86_enum_va_list): New.
7958 (TARGET_FN_ABI_VA_LIST): New.
7959 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7960 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7961 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7962 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7963 (TARGET_ENUM_VA_LIST): New.
7964 * expr.h (std_fn_abi_va_list): New.
7965 (std_canonical_va_list_type): New.
7966 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7967 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7968 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7969 TARGET_CANONICAL_VA_LIST_TYPE.
7970 * target.h (struct gcc_target): Add fn_abi_va_list hook
7971 and canonical_va_list_type hook.
7973 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7975 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7976 integral and pointer types.
7978 2008-07-04 Roger Sayle <roger@eyesopen.com>
7980 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7981 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7983 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7986 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7988 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7990 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7991 build_gimple_modify_stmt.
7992 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7993 gimple operand. Use fold_build* instead of build*.
7995 2008-07-04 Richard Guenther <rguenther@suse.de>
7997 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7998 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7999 properly to compute the reachability set if we do field-sensitive PTA.
8000 * invoke.texi (max-fields-for-field-sensitive): Document default.
8001 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8002 100 for optimize >= 2.
8004 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8006 * ggc-zone.c (lookup_page_table_if_allocated,
8007 set_page_table_entry, zone_find_object_size, alloc_small_page,
8008 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8009 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8010 -Wc++-compat and/or -Wcast-qual warnings.
8012 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8015 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8016 pic_offset_table_rtx to be marked as used here.
8017 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8018 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8019 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8020 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8023 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8025 * alloc-pool.c (hash_descriptor, eq_descriptor,
8026 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8027 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8029 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8030 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8031 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8032 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8035 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8037 * tree-flow.h (loop_only_exit_p): Declare.
8038 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8039 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8040 the number of iterations if it is constant. Otherwise, if this is the
8041 only possible exit of the loop, use the conservative estimate on the
8042 number of iterations of the entire loop if available.
8044 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8046 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8047 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8048 Add synchronization functions.
8049 * config/sync.c: New file.
8050 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8051 (LIBGCC_SYNC_CFLAGS): Likewise.
8053 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8056 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8057 (*pushtf_sse): New insn pattern.
8058 (pushtf splitters): New splitters.
8060 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8063 * predict.c (build_predict_expr): Use void_type_node for the tree
8064 type, instead of NULL_TREE.
8066 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8068 * config/i386/i386.c (contains_aligned_value_p): Return true
8070 (ix86_data_alignment): Align TCmode to 128bits.
8071 (ix86_local_alignment): Likewise.
8073 2008-07-03 Andrew Haley <aph@redhat.com>
8076 * vec.h (VEC_TA): New.
8077 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8078 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8079 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8080 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8081 (C_COMMON_FIXED_TYPES): Remove first arg.
8082 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8083 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8084 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8085 not to use empty macro arguments.
8087 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8089 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8090 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8091 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8092 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8093 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8094 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8095 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8096 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8097 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8098 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8099 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8100 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8101 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8102 config/rs6000/e500crtres64gpr.asm,
8103 config/rs6000/e500crtres64gprctr.asm,
8104 config/rs6000/e500crtrest32gpr.asm,
8105 config/rs6000/e500crtrest64gpr.asm,
8106 config/rs6000/e500crtresx32gpr.asm,
8107 config/rs6000/e500crtresx64gpr.asm,
8108 config/rs6000/e500crtsav32gpr.asm,
8109 config/rs6000/e500crtsav64gpr.asm,
8110 config/rs6000/e500crtsav64gprctr.asm,
8111 config/rs6000/e500crtsavg32gpr.asm,
8112 config/rs6000/e500crtsavg64gpr.asm,
8113 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8114 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8115 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8116 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8117 config/sparc/sol2-cn.asm: Remove .file directives.
8119 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8121 * resource.c (mark_referenced_resources): Look inside
8122 UNSPEC_VOLATILEs and ASM_INPUTs.
8124 2008-07-02 Ian Lance Taylor <iant@google.com>
8126 * rtlanal.c (add_reg_note): New function.
8127 * rtl.h (add_reg_note): Declare.
8128 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8129 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8130 * builtins.c (expand_builtin_longjmp): Likewise.
8131 (expand_builtin_nonlocal_goto): Likewise.
8132 * calls.c (emit_call_1, expand_call): Likewise.
8133 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8134 * cfglayout.c (fixup_reorder_chain): Likewise.
8135 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8136 (commit_one_edge_insertion): Likewise.
8137 * combine.c (move_deaths, distribute_notes): Likewise.
8138 * df-problems.c (df_set_note): Likewise.
8139 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8140 (set_unique_reg_note): Likewise.
8141 (emit_copy_of_insn_after): Likewise.
8142 * expr.c (expand_expr_real): Likewise.
8143 * gcse.c (add_label_notes): Likewise.
8144 * haifa-sched.c (create_check_block_twin): Likewise.
8145 * jump.c (mark_jump_label_1): Likewise.
8146 * loop-doloop.c (add_test, doloop_modify): Likewise.
8147 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8148 * lower-subreg.c (move_eh_region_note): Likewise.
8149 * optabs.c (emit_libcall_block): Likewise.
8150 * predict.c (predict_insn): Likewise.
8151 (combine_predictions_for_insn): Likewise.
8152 * recog.c (peephole2_optimize): Likewise.
8153 * regmove.c (try_auto_increment): Likewise.
8154 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8155 * reload.c (find_reloads): Likewise.
8156 * reload1.c (fixup_eh_region_note): Likewise.
8157 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8158 * reorg.c (delete_prior_computation): Likewise.
8159 (delete_computation, dbr_schedule): Likewise.
8160 * config/pa/pa.c (legitimize_pic_address): Likewise.
8161 * config/sh/sh.c (sh_reorg): Likewise.
8163 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8166 * config/libgcc-glibc.ver: Add %exclude.
8167 * config/m32r/libgcc-glibc.ver: Likwise.
8168 * config/s390/libgcc-glibc.ver: Likwise.
8169 * config/sh/libgcc-glibc.ver: Likwise.
8170 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8172 * config/i386/libgcc-glibc.ver: New.
8174 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8176 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8178 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8179 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8180 i[34567]86-*-linux*, x86_64-*-linux*. Add
8181 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8182 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8183 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8184 i[34567]86-*-linux*, x86_64-*-linux*.
8186 * libgcc-std.ver: Add empty GCC_4.4.0.
8188 * mkmap-symver.awk: Support multiple versions per symbol.
8190 * config/i386/i386.c (ix86_init_builtins): Always define
8191 __builtin_fabsq and __builtin_copysignq with fallbacks.
8192 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8193 and __builtin_copysignq if SSE2 isn't available.
8195 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8196 (LIBGCC2_TF_CEXT): Likwise.
8199 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8201 * config/i386/sfp-machine.h: Moved to libgcc.
8203 * config/i386/sfp-machine.h: New.
8204 * config/i386/t-linux: Likwise.
8206 * config/i386/t-darwin: Remove softfp_wrap_start and
8208 * config/i386/t-darwin64: Likewise.
8210 * config/i386/t-fprules-softfp64: Renamed to ...
8211 * config/i386/t-fprules-softfp: This.
8213 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8214 and softfp_wrap_end.
8216 2008-07-02 Jason Merrill <jason@redhat.com>
8218 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8220 * tree.c (ctor_to_list): New fn.
8221 * tree.h: Declare it.
8222 (CONSTRUCTOR_ELT): New macro.
8223 (CONSTRUCTOR_NELTS): New macro.
8225 2008-07-02 Richard Guenther <rguenther@suse.de>
8227 * tree-ssa-structalias.c (struct variable_info): Reorder
8228 to fill padding on 64bit hosts. Make collapsed_to an int.
8229 (get_varinfo_fc): Deal with that.
8230 (new_var_info): Likewise.
8231 (collapse_rest_of_var): Likewise.
8233 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8235 * doc/install.texi (--enable-java-home): Document.
8236 (--enable-aot-compile-rpm): Likewise.
8237 (--with-arch-directory): Likewise.
8238 (--with-os-directory): Likewise.
8239 (--with-origin-name): Likewise.
8240 (--with-arch-suffix): Likewise.
8241 (--with-jvm-root-dir): Likewise.
8242 (--with-jvm-jar-dir): Likewise.
8243 (--with-python-dir): Likewise.
8245 2008-07-02 Richard Guenther <rguenther@suse.de>
8247 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8248 from decls explicitly. Merge operand checking from tuples.
8250 2008-07-02 Martin Jambor <mjambor@suse.cz>
8252 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8254 2008-07-02 Martin Jambor <mjambor@suse.cz>
8256 * tree-switch-conversion.c: Included timevar.h
8257 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8259 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8261 2008-07-02 Martin Jambor <mjambor@suse.cz>
8263 * tree-switch-conversion.c: Corrected various comments and
8265 (build_constructors): Fixed minor formatting mistakes.
8267 * invoke.texi (Optimize Options): Corrected the
8268 switch-conversion-max-branch-ratio parameter.
8270 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8272 * final.c (asm_insn_count): Return zero for an empty asm body.
8274 2008-07-02 Richard Guenther <rguenther@suse.de>
8276 * bitmap.h (bitmap_set_bit): Return bool.
8277 (bitmap_clear_bit): Likewise.
8278 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8279 write to the bitmap if it would.
8280 (bitmap_clear_bit): Likewise.
8281 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8282 bitmap_set_bit return value.
8283 (add_pred_graph_edge): Likewise.
8284 (add_graph_edge): Likewise.
8285 (do_sd_constraint): Likewise.
8286 (do_ds_constraint): Likewise.
8288 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8290 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8291 Fix -Wc++-compat and/or -Wcast-qual warnings.
8292 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8293 gen_regparm_prefix): Likewise.
8294 * vmsdbgout.c (write_modbeg, lookup_filename,
8295 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8297 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8299 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8300 defaults.h definition apply.
8302 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8304 * function.c (assign_parm_remove_parallels): New.
8305 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8307 (assign_parm_setup_block): Do not handle them.
8308 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8309 assign_parm_remove_parallels.
8311 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8313 * c-typeck.c (convert_for_assignment): Use
8314 vector_targets_convertible_p.
8315 * c-common.c (vector_targets_convertible_p): New.
8316 * c-common.h (vector_targets_convertible_p): New prototype.
8317 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8318 opaque_p_V2SI_type_node.
8320 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8322 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8325 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8327 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8328 TFmode constants via two element DImode vector for hosts with
8329 HOST_BITS_PER_WIDE_INT < 64.
8330 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8331 also for HOST_BITS_PER_WIDE_INT < 64.
8333 2008-07-01 Richard Guenther <rguenther@suse.de>
8335 PR tree-optimization/36666
8336 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8337 (get_constraint_exp_from_ssa_var): Split into ...
8338 (get_constraint_exp_for_temp): ... this ...
8339 (get_constraint_for_ssa_var): ... and that.
8340 Return constraint expressions for all touched sub-fields
8341 if the results address is not taken.
8342 (process_constraint): Remove assertion that aggregate
8343 assignments do not happen at this place.
8344 (get_constraint_for_component_ref): Add address_p argument.
8345 Return constraint expressions for all touched sub-fields
8346 if the results address is not taken.
8347 (do_deref): Use get_constraint_exp_for_temp.
8348 (get_constraint_for_1): Rename from ...
8349 (get_constraint_for): ... this. Add the old function as wrapper.
8350 (do_structure_copy): Use get_constraint_for_1.
8352 2008-07-01 Martin Jambor <mjambor@suse.cz>
8354 * Makefile.in (tree-switch-conversion.o): Add.
8355 (OBJS-common): Add tree-swtch-conversion.o.
8356 * passes.c (init_optimization_passes): Add pass_convert_switch.
8357 * tree-pass.h: (pass_convert_switch): Add.
8358 * tree-switch-conversion.c: New file.
8359 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8360 * common.opt (ftree-cswtch): New option.
8361 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8362 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8363 * opts.c (decode_options): Set flag_tree_switch_conversion when
8364 optimization level is >= 2.
8365 * doc/invoke.texi (Optimize Options): Added description of
8366 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8368 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8370 * config/darwin-driver.c (darwin_default_min_version): Fix
8371 -Wc++-compat warnings.
8373 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8375 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8378 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8380 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8382 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8384 PR rtl-optimization/34744
8385 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8386 (df_scan_free_internal): Free data structures not
8387 allocated in storage pools.
8388 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8389 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8390 df_scan_free_mws_vec.
8391 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8394 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8396 * config/i386/i386.c (contains_aligned_value_p): Return true
8398 (ix86_function_arg_boundary): Return its natural boundary
8400 (return_in_memory_32): Don't check TDmode.
8401 (ix86_split_to_parts): Support splitting into 4 parts and
8402 support TFmode for 32bit target.
8403 (ix86_split_long_move): Support splitting into 4 parts.
8404 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8406 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8407 (ix86_init_builtins): Here.
8408 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8409 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8410 'q' and 'w', respectively.
8412 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8414 (movtf_internal): Likewise.
8415 (<code>tf2): Likewise.
8416 (*absnegtf2_sse): Likewise.
8417 (copysign<mode>3): Likewise.
8418 (copysign<mode>3_const): Likewise.
8419 (copysign<mode>3_var): Likewise.
8420 (define_split UNSPEC_COPYSIGN): Likewise.
8421 * config/i386/sse.md (*nandtf3): Likewise.
8422 (<code>tf3): Likewise.
8423 (*<code>tf3): Likewise.
8425 2008-06-30 Joey Ye <joey.ye@intel.com>
8426 H.J. Lu <hongjiu.lu@intel.com>
8428 * global.c (compute_regsets): Set frame_pointer_needed here.
8429 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8431 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8433 * doc/install.texi (specific): Expand Windows build notes.
8435 2008-06-30 Ira Rosen <irar@il.ibm.com>
8437 PR tree-optimization/36648
8438 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8439 number of prolog iterations by step. Fix the comment.
8441 2008-06-30 Richard Guenther <rguenther@suse.de>
8444 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8445 handle calls from ECF_MALLOC functions.
8446 (handle_pure_call): ECF_MALLOC functions do not return
8448 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8450 2008-06-29 Andreas Schwab <schwab@suse.de>
8452 * config/m68k/m68k.c (print_operand): Always print a float
8454 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8455 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8458 * config/rs6000/x-linux64: Remove never used file.
8460 2008-06-29 Richard Guenther <rguenther@suse.de>
8462 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8464 (struct alias_info): Move ...
8465 * tree-ssa-alias.c: ... here.
8466 (update_alias_info): Declare.
8467 (compute_may_aliases): Call it.
8468 (update_alias_info): New function.
8469 * tree-ssa-structalias.c (update_alias_info): Move ...
8470 * tree-ssa-alias.c (update_alias_info_1): ... here.
8471 * tree-ssa-structalias.c (process_constraint_1): Remove
8472 unused from_call argument. Rename to ...
8473 (process_constraint): ... this. Delete old wrapper.
8474 (make_constraint_to): Adjust callers.
8475 (handle_const_call): Likewise.
8476 (handle_pure_call): Likewise.
8477 (init_base_vars): Likewise.
8478 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8479 (find_func_aliases): We don't need structure copies for
8481 (make_constraint_from_anything): Remove.
8482 (create_variable_info_for): For globals make constraints
8483 from escaped, not from anything.
8484 (compute_points_to_sets): Do not call update_alias_info.
8485 (ipa_pta_execute): Use make_constraint_from.
8487 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8489 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8490 (bitmap.o-warn, dominance.o-warn): New.
8491 * configure.ac (cxx_compat_warn): Delete.
8492 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8493 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8495 * configure: Regenerate.
8497 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8500 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8502 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8503 * df-scan.c (df_notes_rescan): Likewise.
8504 * ggc-page.c (set_page_table_entry): Likewise.
8505 * intl.c (gcc_gettext_width): Likewise.
8506 * varasm.c (get_unnamed_section, get_noswitch_section,
8507 get_section): Likewise.
8509 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8511 * regrename.c (build_def_use): Don't copy RTX.
8513 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8515 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8516 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8517 punctuation. Use @ref instead of @xref.
8518 (Function Names): Remove stray @display/@end display.
8519 (C++ Attributes): Use @ref instead of @xref.
8520 (Deprecated Features): Fix punctuation around @xref.
8521 (Backwards Compatibility): Likewise.
8522 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8524 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8526 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8527 constants for E500 double.
8529 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8531 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8532 element type of const_vector.
8534 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8536 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8537 Remove FLAGS_REG clobber from expander pattern.
8538 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8539 (anddi3, andsi3, andhi3, andqi3): Ditto.
8540 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8541 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8542 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8543 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8544 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8545 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8546 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8547 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8549 2008-06-28 Richard Guenther <rguenther@suse.de>
8551 * tree-ssa-structalias.c (callused_id, var_callused,
8552 callused_tree): Add.
8553 (handle_pure_call): New function.
8554 (find_func_aliases): Call it.
8555 (find_what_p_points_to): Handle the call-used set.
8556 (clobber_what_escaped): Likewise.
8557 (compute_call_used_vars): New function.
8558 (init_base_vars): Init the call-used variable.
8559 (do_sd_constraint): Do not propagate the solution from CALLUSED
8560 but use CALLUSED as a placeholder.
8561 (solve_graph): Likewise.
8562 * tree-flow-inline.h (gimple_call_used_vars): New function.
8563 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8564 (compute_call_used_vars): Declare.
8565 * tree-ssa-alias.c (set_initial_properties): Call
8566 compute_call_used_vars.
8567 (reset_alias_info): Clear call-used variables.
8568 (add_call_clobber_ops): Assert we are not called for const/pure
8569 functions. Remove handling of them.
8570 (add_call_read_ops): Handle pure functions by adding the
8571 call-used set of variables as VUSEs.
8572 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8573 (delete_tree_ssa): Free it.
8574 * tree-dfa.c (remove_referenced_var): Clear the var from the
8577 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8579 * tree.c (build_varargs_function_type_list): New.
8580 (build_function_type_list_1): New.
8581 (build_function_type_list): Use build_function_type_list_1.
8582 * tree.h (build_varargs_function_type_list): New.
8584 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8587 * config/spu/spu.c (spu_builtin_splats): Do not generate
8588 invalid CONST_VECTOR expressions.
8589 (spu_expand_vector_init): Likewise.
8591 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8593 * optabs.c (libfunc_decls): New variable.
8594 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8595 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8596 for the same function twice.
8598 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8600 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8601 ix86_expand_binary_operator directly.
8602 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8604 (*ashrti3_1): Ditto.
8605 (*lshrti3_1): Ditto.
8606 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8607 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8608 using only one splitter. Conditionaly execute splitter before or
8609 after peephole2 pass.
8610 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8611 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8612 Use only one alternative in asm template.
8613 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8615 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8616 "J" operand constraint for operand 2.
8617 (*ashldi3_cconly_rex64): Ditto.
8618 (*ashrdi3_cmp_rex64): Ditto.
8619 (*ashrdi3_cconly_rex64): Ditto.
8620 (*lshrdi3_cmp_rex64): Ditto.
8621 (*lshrdi3_cconly_rex64): Ditto.
8622 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8623 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8624 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8627 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8629 * gimplify.c (omp_is_private): Don't return true if decl is not
8630 already private on #pragma omp for or #pragma omp parallel for.
8633 * tree-cfg.c (struct move_stmt_d): Replace block field with
8634 orig_block and new_block fields.
8635 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8636 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8637 (move_block_to_fn): Replace vars_map and new_label_map arguments
8638 with struct move_stmt_d pointer.
8639 (replace_block_vars_by_duplicates): New function.
8640 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8641 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8642 all subblocks of ORIG_BLOCK to the new function. Call
8643 replace_block_vars_by_duplicates.
8644 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8645 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8646 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8647 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8648 (expand_omp): Temporarily set input_location to the location of
8649 region's controlling stmt.
8650 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8651 BIND_EXPR, push ctx->block_vars and gimplification vars into
8652 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8654 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8655 there are any BLOCK_VARS.
8656 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8657 OMP_PARALLEL or OMP_TASK stmt.
8658 (lower_omp): Save and restore input_location around the lower_omp_1
8661 2008-06-27 Richard Guenther <rguenther@suse.de>
8663 PR tree-optimization/36400
8664 PR tree-optimization/36373
8665 PR tree-optimization/36344
8666 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8667 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8668 (update_alias_info): Remove call clobbering code.
8669 (make_constraint_to): New helper function.
8670 (make_escape_constraint): Likewise.
8671 (handle_rhs_call): Use it on all pointer containing arguments.
8672 Also mark the static chain escaped.
8673 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8674 instead of ANYTHING.
8675 (make_constraint_from): New helper split out from ...
8676 (make_constraint_from_anything): ... here.
8677 (find_func_aliases): Add constraints for escape sites.
8678 (intra_create_variable_infos): Make constraints from NONLOCAL
8680 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8682 (clobber_what_p_points_to): Remove.
8683 (clobber_what_escaped): New function.
8684 (init_base_vars): Init NONLOCAL and ESCAPED.
8685 (do_sd_constraint): Do not propagate the solution from ESCAPED
8686 but use ESCAPED as a placeholder.
8687 (solve_graph): Likewise.
8688 * tree-flow.h (clobber_what_p_points_to): Remove.
8689 (clobber_what_escaped): Declare.
8690 * tree-ssa-alias.c (set_initial_properties): Call it.
8691 Remove code clobbering escaped pointers.
8693 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8695 * function.c (allocate_struct_function): Only allocate a unique
8696 funcdef_no if the decl is nonzero.
8698 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8700 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8701 * config/mips/mips.c (mips_split_const_insns): New function.
8702 * config/mips/mips.md (move_type): New attribute.
8703 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8704 (dword_mode): New attribute.
8705 (type): Avoid long line. Map "move_type"s to "type"s,
8706 choosing "multi" for doubleword moves if appropriate.
8707 Swap MTC/MFC comments to match their declaration order.
8708 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8709 "type" is "branch" or "jal" is "direct".
8710 (length): Handle "extended_mips16" first. Make the default
8711 "0" for "ghost" instructions. Set the length from "move_type".
8712 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8713 of "type", with "sll0" for the register alternative. Remove the
8714 "extended_mips16" attribute.
8715 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8716 of "type", with "shift_shift" for the register alternative.
8717 Remove the "length" attribute.
8718 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8719 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8720 of "type", with "andi" for the register alternative.
8721 (*zero_extendqihi2): Likewise.
8722 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8723 of "andi" instead of a "type" of "arith".
8724 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8726 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8727 (mov_<store>r, *mov<mode>_ra): Likewise.
8728 (extendsidi2): Use "move_type" instead of "type", with "move"
8729 for the register alternative.
8730 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8731 of "type", with "signext" for the register alternative.
8732 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8733 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8734 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8735 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8736 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8737 (unnamed branch insn): Likewise.
8738 (*movdi_gp32_fp64): Fold into...
8739 (*movdi_32bit): ...here.
8740 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8741 (*movdf_hardfloat): ...this new pattern.
8742 (*movdf_softfloat): Remove redundant FPR alternatives.
8743 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8744 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8745 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8746 the "move" attribute.
8747 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8748 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8749 and "store" for COP loads and stores.
8750 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8751 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8752 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8753 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8754 (*movtf_mips16, *movv2sf): Likewise.
8755 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8756 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8757 (mfhc1<mode>): Use "move_type" instead of "move".
8758 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8759 (loadgp_blockage): Remove the "length" attribute.
8760 (blockage, set_got_version, update_got_version): Likewise.
8761 (call_internal): Remove the "extended_mips16" attribute.
8762 (call_value_internal, call_value_multiple_internal): Likewise.
8763 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8765 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8766 the "length" attribute.
8768 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8770 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8771 -Wcast-qual warnings.
8772 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8773 handle_pragma_pop_macro): Likewise.
8774 * collect2.c (resolve_lib_name): Likewise.
8775 * config/arc/arc.c (arc_init): Likewise.
8776 * config/arm/arm.c (neon_builtin_compare,
8777 locate_neon_builtin_icode): Likewise.
8778 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8779 * config/bfin/bfin.c (bfin_init_machine_status,
8780 bfin_optimize_loop): Likewise.
8781 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8782 * config/cris/cris.c (cris_init_expanders): Likewise.
8783 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8784 * config/darwin.c (machopic_indirection_eq,
8785 machopic_indirection_name, machopic_output_indirection): Likewise.
8786 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8787 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8788 frv_optimize_membar): Likewise.
8789 * config/i386/cygwin.h (mingw_scan,
8790 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8791 * config/i386/cygwin1.c (mingw_scan): Likewise.
8792 * config/i386/i386.c (machopic_output_stub): Likewise.
8793 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8794 i386_pe_unique_section): Likewise.
8795 * config/ia64/ia64.c (ia64_init_machine_status,
8796 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8798 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8799 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8800 * config/m68k/m68k.c (m68k_handle_option,
8801 m68k_sched_md_init_global): Likewise.
8802 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8803 mcore_unique_section): Likewise.
8804 * config/mips/mips.c (mips_block_move_straight,
8805 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8807 * config/mmix/mmix.c (mmix_init_machine_status,
8808 mmix_encode_section_info): Likewise.
8809 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8810 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8811 print_operand_address, output_toc, redefine_groups,
8812 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8813 * config/s390/s390.c (s390_init_machine_status): Likewise.
8814 * config/score/score.c (score_block_move_straight,
8815 score_block_move_loop_body): Likewise.
8816 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8817 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8818 * emit-rtl.c (find_auto_inc): Likewise.
8819 * gcc.c (translate_options, process_command): Likewise.
8820 * reorg.c (dbr_schedule): Likewise.
8821 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8822 * xcoffout.c (xcoffout_declare_function): Likewise.
8824 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8826 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8827 ipa-pta working again.
8829 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8831 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8834 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8836 * config.gcc (powerpc*-*-*): Add new core e500mc.
8837 * config/rs6000/e500mc.md: New file.
8838 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8840 (rs6000_override_options): Add e500mc case to
8841 processor_target_table. Altivec and Spe options not allowed
8842 with e500mc. Add isel instruction to e500mc by
8843 default. Initialize rs6000_cost for e500mc.
8844 (rs6000_issue_rate): Set issue rate for e500mc.
8845 * config/rs6000/rs6000.h (processor_type): Add
8846 PROCESSOR_PPCE500MC.
8847 (ASM_CPU_SPEC): Add e500mc.
8848 Set TARGET_ISEL to rs6000_isel.
8849 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8850 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8851 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8853 * doc/invoke.texi: Add e500mc to list of cpus.
8855 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8858 * c-lex.c (lex_charconst): Initialize unsignedp.
8860 2008-06-27 Olivier Hainque <hainque@adacore.com>
8862 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8863 documented assumptions.
8865 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8867 * dwarf2out.c: Remove trailing white spaces. Break long line
8870 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8872 * libfuncs.h (LTI_synchronize): New libfunc_index.
8873 (synchronize_libfunc): Declare.
8874 * builtins.c (expand_builtin_synchronize): Consider using
8875 synchronize_libfunc before falling back on an asm blockage.
8876 * config/mips/mips.c: Include libfuncs.h
8877 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8879 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8881 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8882 parameter. Copy stack_reg to r11 where appropriate.
8883 (no_global_regs_above): Add gpr parameter.
8884 (rs6000_stack_info): Only add padding for SPE save area if we
8885 are saving SPE GPRs and CR.
8886 (saveres_routine_syms): New variable.
8887 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8889 (rs6000_savres_routine_sym): New function.
8890 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8892 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8893 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8894 Tweak FPR out-of-line saving.
8895 (rs6000_make_savres_rtx): New function.
8896 (rs6000_use_multiple_p): New function.
8897 (rs6000_savres_strategy): New function.
8898 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8899 out-of-line if appropriate.
8900 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8901 if we are optimizing for size.
8902 (GP_SAVE_INLINE): Define.
8903 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8904 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8905 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8906 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8907 (*save_fpregs_<mode>): Add use of r11.
8908 (*restore_gpregs_<mode>): New insn.
8909 (*return_and_restore_gpregs_<mode>): New insn.
8910 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8912 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8913 (*restore_gpregs_spe): New insn.
8914 (*return_and_restore_gpregs_spe): New insn.
8915 * config/rs6000/predicates.md (save_world_operation): Fix check.
8917 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8919 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8920 this point, so assert that.
8922 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8924 * cfganal.c: Include vec.h and vecprim.h.
8925 (compute_idf): Import from...
8926 * tree-into-ssa (compute_idf): ...here.
8927 * basic-block.h (compute_idf): Export.
8929 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8931 * c-decl.c (merge_decls): Use !current_function_decl to check for
8932 extern declaration of C99 inline function being at file scope.
8934 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8936 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8938 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8940 * alias.c (record_alias_subset, init_alias_analysis): Fix
8941 -Wc++-compat and/or -Wcast-qual warnings.
8942 * attribs.c (lookup_attribute_spec): Likewise.
8943 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8944 copy_bb, connect_traces,
8945 find_rarely_executed_basic_blocks_and_cr): Likewise.
8946 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8947 note_btr_set, migrate_btr_defs): Likewise.
8948 * builtins.c (result_vector, expand_builtin_memcpy,
8949 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8950 builtin_memset_read_str, expand_builtin_printf,
8951 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8953 * caller-save.c (mark_set_regs): Likewise.
8954 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8955 * cgraph.c (cgraph_edge): Likewise.
8956 * combine.c (likely_spilled_retval_1): Likewise.
8957 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8958 htab_counts_entry_del, get_coverage_counts): Likewise.
8959 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8960 new_cselib_val): Likewise.
8961 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8962 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8964 * df-core.c (df_compact_blocks): Likewise.
8965 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8966 * df-scan.c (df_grow_reg_info, df_ref_create,
8967 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8968 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8969 df_record_entry_block_defs, df_record_exit_block_uses,
8970 df_bb_verify): Likewise.
8971 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8972 DF_REF_EXTRACT_MODE_CONST): New.
8973 * dominance.c (get_immediate_dominator, get_dominated_by,
8974 nearest_common_dominator, root_of_dom_tree,
8975 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8976 -Wc++-compat and/or -Wcast-qual warnings.
8977 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8978 record_store, replace_read, check_mem_read_rtx, scan_insn,
8979 dse_step1, dse_record_singleton_alias_set): Likewise.
8980 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8982 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8984 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8985 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8986 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8987 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8988 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8989 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8990 file_name_acquire, output_file_names, add_const_value_attribute,
8991 premark_used_types_helper, file_table_eq, file_table_hash,
8992 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8993 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8994 -Wcast-qual warnings.
8995 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8996 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8997 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8998 gen_reg_rtx, start_sequence, init_emit): Likewise.
8999 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9000 * except.c (init_eh_for_function, gen_eh_region,
9001 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9002 arh_to_landing_pad, arh_to_label, add_action_record,
9003 add_call_site, switch_to_exception_section): Likewise.
9004 * expmed.c (synth_mult): Likewise.
9005 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9006 store_expr): Likewise.
9007 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9009 * function.c (assign_stack_temp_for_type,
9010 allocate_struct_function, match_asm_constraints_1): Likewise.
9011 * gcov-io.c (gcov_allocate): Likewise.
9012 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9013 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9014 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9015 record_one_set, insert_expr_in_table, insert_set_in_table,
9016 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9017 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9018 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9019 -Wcast-qual warnings.
9021 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9023 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9024 -Wcast-qual warnings.
9025 * gcc.c (process_command): Likewise.
9026 * genattrtab.c (oballoc): Use XOBNEW.
9027 (oballocvec): Define.
9028 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9029 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9030 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9031 -Wc++-compat and/or -Wcast-qual warnings.
9032 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9033 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9034 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9035 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9036 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9037 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9038 add_excls, process_presence_absence_names,
9039 process_presence_absence_patterns, add_presence_absence,
9040 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9041 get_free_state, add_arc, get_free_automata_list_el,
9042 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9043 transform_3, cache_presence, create_ainsns, create_automata,
9044 create_state_ainsn_table, dfa_insn_code_enlarge,
9045 output_trans_func, output_min_issue_delay_func,
9046 output_dead_lock_func, output_reset_func,
9047 output_get_cpu_unit_code_func, output_dfa_start_func,
9048 expand_automata): Likewise.
9049 * genextract.c (gen_insn): Likewise.
9050 * gengtype-lex.l: Likewise.
9051 * gengtype.c (read_input_list, adjust_field_type,
9052 process_gc_options): Likewise.
9053 * genoutput.c (note_constraint): Likewise.
9054 * genpreds.c (mangle, add_constraint): Likewise.
9055 * genrecog.c (process_define_predicate, new_decision,
9056 add_to_sequence): Likewise.
9057 * gensupport.c (record_insn_name): Likewise.
9059 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9061 * config/i386/driver-i386.c (detect_caches_amd,
9062 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9063 and/or -Wcast-qual warnings.
9064 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9065 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9066 gt_pch_save): Likewise.
9067 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9068 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9069 * global.c (compute_regsets): Likewise.
9070 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9071 finish_graph_dump_file): Likewise.
9072 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9073 unlink_bb_notes): Likewise.
9074 * integrate.c (get_hard_reg_initial_val): Likewise.
9075 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9076 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9077 * local-alloc.c (update_equiv_regs): Likewise.
9078 * loop-invariant.c (check_invariant_table_size,
9079 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9081 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9082 altered_reg_used, mark_altered): Likewise.
9083 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9084 insert_var_expansion_initialization,
9085 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9086 release_var_copies): Likewise.
9087 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9088 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9089 analyze_accesses_for_phi_node, check_var_notmodified_p,
9090 check_allocation_function, find_sites_in_func,
9091 record_all_accesses_in_func, transform_access_sites,
9092 transform_allocation_sites): Likewise.
9093 * omp-low.c (new_omp_region, create_omp_child_function_name,
9094 check_omp_nesting_restrictions, check_combined_parallel,
9095 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9096 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9097 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9098 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9100 * opts-common.c (prune_options): Likewise.
9101 * opts.c (add_input_filename, print_filtered_help,
9102 get_option_state): Likewise.
9103 * params.c (add_params): Likewise.
9104 * passes.c (set_pass_for_id, next_pass_1,
9105 do_per_function_toporder, pass_fini_dump_file): Likewise.
9106 * postreload.c (reload_cse_simplify_operands): Likewise.
9107 * predict.c (tree_predicted_by_p, tree_predict_edge,
9108 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9110 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9112 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9114 * recog.c (check_asm_operands, validate_change_1): Likewise.
9115 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9116 subst_asm_stack_regs): Likewise.
9117 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9118 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9119 * regmove.c (reg_is_remote_constant_p): Likewise.
9120 * regrename.c (regrename_optimize, scan_rtx_reg,
9121 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9123 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9124 regstat_compute_calls_crossed): Likewise.
9125 * reload1.c (init_reload, new_insn_chain,
9126 has_nonexceptional_receiver, reload, copy_reloads,
9127 calculate_needs_all_insns, init_elim_table): Likewise.
9128 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9129 * rtl.c (shallow_copy_rtx_stat): Likewise.
9130 * rtlanal.c (parms_set): Likewise.
9131 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9132 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9133 * sched-ebb.c (earliest_block_with_similiar_load,
9134 add_deps_for_risky_insns): Likewise.
9135 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9136 schedule_region): Likewise.
9137 * see.c (eq_descriptor_pre_extension,
9138 hash_descriptor_pre_extension, hash_del_pre_extension,
9139 eq_descriptor_properties, hash_descriptor_properties,
9140 hash_del_properties, see_seek_pre_extension_expr,
9141 see_initialize_data_structures, see_print_register_properties,
9142 see_print_pre_extension_expr, see_delete_merged_def_extension,
9143 see_delete_unmerged_def_extension, see_emit_use_extension,
9144 see_pre_delete_extension, see_map_extension, see_commit_changes,
9145 see_analyze_merged_def_local_prop,
9146 see_analyze_merged_def_local_prop,
9147 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9148 see_set_prop_merged_def, see_set_prop_unmerged_def,
9149 see_set_prop_unmerged_use, see_print_one_extension,
9150 see_merge_one_use_extension, see_merge_one_def_extension,
9151 see_store_reference_and_extension, see_update_uses_relevancy,
9152 see_update_defs_relevancy): Likewise.
9153 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9154 hash_statistics_free, curr_statistics_hash): Likewise.
9155 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9156 expand_asm_operands, expand_return, case_bit_test_cmp,
9157 expand_case): Likewise.
9158 * stor-layout.c (start_record_layout): Likewise.
9159 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9160 gt_pch_save_stringpool): Likewise.
9161 * tree-data-ref.c (hash_stmt_vertex_info,
9162 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9163 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9165 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9168 * config/i386/i386.md : Change constraints of HImode and QImode
9169 immediate operands from "i" to "n". Change SImode "ni" constraint to
9170 "i" and SImode "rmi" constraint to "g". Remove all constraints
9171 from const0_operand and const1_operand predicated operands.
9172 (i): Change QImode and HImode attribute from "i" to "n".
9173 (*subqi_2): Change HImode operands to QImode.
9176 2008-06-25 Olivier Hainque <hainque@adacore.com>
9178 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9181 2008-06-25 Richard Guenther <rguenther@suse.de>
9183 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9184 not overflow the result type.
9186 2008-06-25 Richard Guenther <rguenther@suse.de>
9188 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9189 (vn_lookup): Likewise.
9191 2008-06-25 Richard Guenther <rguenther@suse.de>
9193 PR tree-optimization/35518
9194 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9195 * tree-sra.c (instantiate_element): Use fold_build3 to build
9197 (try_instantiate_multiple_fields): Likewise.
9199 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9201 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9204 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9206 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9207 use_backchain_to_restore_sp to true
9208 if the offset of the link register save area would go over the 32k - 1
9209 offset limit of the load
9212 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9214 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9215 anchor for the type-punning blurb. Cross-reference "Structures
9216 unions enumerations and bit-fields implementation". Provide a
9217 cast-through-pointer example. Make final sentence self-contained.
9218 * doc/implement-c.texi (Structures unions enumerations and
9219 bit-fields implementation): Cross-reference the type-punning blurb
9220 in the -fstrict-aliasing documentation.
9222 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9225 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9226 the memory instead of the memory itself for the save area.
9228 2008-06-24 Olivier Hainque <hainque@adacore.com>
9229 Nicolas Roche <roche@adacore.com>
9231 * gengtype.c (srcdir_len): size_t instead of int.
9232 (get_file_realbasename): New function. For F a filename, the real
9233 basename of F, with all the path components stripped.
9234 (get_file_srcdir_relative_path): New function. For F a filename, the
9235 relative path to F from $(srcdir).
9236 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9237 get_file_realbasename. Adjust the head comment.
9238 (get_prefix_langdir_index): New function. For F a filename, return the
9239 lang_dir_names[] relative index of the language directory that is
9241 (get_file_langdir): For F a filename, return the name of the language
9242 directory where F is located.
9243 (get_file_gtfilename): New function. The gt- output file name for an
9245 (get_output_file_with_visibility): Replace in-line computations with
9246 uses of get_file_gtfilename and get_prefix_langdir_index.
9247 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9249 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9251 PR tree-optimization/36504
9252 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9253 references without base address.
9255 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9258 * calls.c (expand_call): Increase alignment for recursive functions.
9260 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9262 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9263 (TARGET_FUNCTION_VALUE): New define.
9264 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9265 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9267 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9269 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9270 (fmod<mode>3): Ditto.
9271 (remainderxf3): Ditto.
9272 (remainder<mode>3): Ditto.
9274 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9277 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9278 REG is a hard register.
9280 PR tree-optimization/36508
9281 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9282 499, don't check it at all in release compilers.
9284 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9286 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9287 together with SSE_TARGET_MATH to disable insn pattern.
9288 (*fop_<MODEF:mode>_2_i387): Ditto.
9289 (*fop_<MODEF:mode>_3_i387): Ditto.
9291 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9293 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9295 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9298 * gimplify.c (gimplify_asm_expr): Check the return code of
9299 parse_output_constraint call, set function return and is_inout
9302 2008-06-22 Ian Lance Taylor <iant@google.com>
9304 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9305 (narrowest_signed_type): Likewise.
9306 * c-typeck.c (c_common_type): Change local variable mclass to enum
9308 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9309 tcc_comparison, not the tree code itself.
9310 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9311 (c_expand_expr): Cast modifier to enum expand_modifier.
9312 * c-common.h (C_RID_CODE): Add casts.
9313 (C_SET_RID_CODE): Define.
9314 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9315 (c_lex_one_token): Add cast to avoid warning.
9316 (c_parser_objc_type_name): Rename local typename to type_name.
9317 (check_no_duplicate_clause): Change code parameter to enum
9319 (c_parser_omp_var_list_parens): Change kind parameter to enum
9321 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9322 c_parser_omp_list_var_parens.
9323 (c_parser_omp_threadprivate): Likewise.
9324 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9325 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9326 * c-format.c (NO_FMT): Define.
9327 (printf_length_specs): Use NO_FMT.
9328 (asm_fprintf_length_specs): Likewise.
9329 (gcc_diag_length_specs): Likewise.
9330 (scanf_length_specs): Likewise.
9331 (strfmon_length_specs): Likewise.
9332 (gcc_gfc_length_specs): Likewise.
9333 (printf_flag_specs): Change 0 to STD_C89.
9334 (asm_fprintf_flag_specs): Likewise.
9335 (gcc_diag_flag_specs): Likewise.
9336 (gcc_cxxdiag_flag_specs): Likewise.
9337 (scanf_flag_specs): Likewise.
9338 (strftime_flag_specs): Likewise.
9339 (strfmon_flag_specs): Likewise.
9340 (print_char_table): Likewise.
9341 (asm_fprintf_char_table): Likewise.
9342 (gcc_diag_char_table): Likewise.
9343 (gcc_tdiag_char_table): Likewise.
9344 (gcc_cdiag_char_table): Likewise.
9345 (gcc_cxxdiag_char_table): Likewise.
9346 (gcc_gfc_char_table): Likewise.
9347 (scan_char_table): Likewise.
9348 (time_char_table): Likewis.
9349 (monetary_char_table): Likewise.
9350 * c-format.h (BADLEN): Likewise.
9352 2008-06-21 Ian Lance Taylor <iant@google.com>
9354 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9355 Define END_OF_BASE_TREE_CODES around inclusion.
9356 * tree.c (tree_code_type): New global array.
9357 (tree_code_length, tree_code_name): Likewise.
9358 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9360 (all-tree.def, s-alltree): New targets.
9361 (gencheck.h, s-gencheck): Remove.
9362 (tree.o): Depend upon all-tree.def.
9363 (build/gencheck.o): Remove gencheck.h dependency.
9364 (mostlyclean): Don't remove gencheck.h.
9365 * c-common.h (enum c_tree_code): Remove.
9366 * c-lang.c (tree_code_type): Remove.
9367 (tree_code_length, tree_code_name): Remove.
9368 * gencheck.c (tree_codes): Include all-tree.def, rather than
9369 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9371 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9373 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9374 (operator_name_info): Size to MAX_TREE_CODES.
9375 (assignment_operator_name_info): Likewise.
9376 * cp/cp-lang.c (tree_code_type): Remove.
9377 (tree_code_length, tree_code_name): Remove.
9378 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9379 (assignment_operator_name_info): Likewise.
9380 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9382 * cp/mangle.c (write_expression): Likewise.
9383 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9384 * fortran/f95-lang.c (tree_code_type): Remove.
9385 (tree_code_length, tree_code_name): Remove.
9386 * java/java-tree.h (enum java_tree_code): Remove.
9387 * java/lang.c (tree_code_type): Remove.
9388 (tree_code_length, tree_code_name): Remove.
9389 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9390 * objc/objc-act.h (enum objc_tree_code): Remove.
9391 * objc/objc-lang.c (tree_code_type): Remove.
9392 (tree_code_length, tree_code_name): Remove.
9393 * objcp/objcp-lang.c (tree_code_type): Remove.
9394 (tree_code_length, tree_code_name): Remove.
9395 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9396 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9397 * ada/misc.c (tree_code_type): Remove.
9398 (tree_code_length, tree_code_name): Remove.
9400 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9402 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9403 the grand_bitmap_obstack.
9405 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9407 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9408 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9409 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9410 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9411 move_stmt_r, new_label_mapper): Likewise.
9412 * tree-complex.c (cvc_lookup): Likewise.
9413 * tree-dfa.c (create_function_ann): Likewise.
9414 * tree-dump.c (dump_register): Likewise.
9415 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9416 find_phi_replacement_condition): Likewise.
9417 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9418 tree_function_versioning): Likewise.
9419 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9420 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9421 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9422 get_nonlocal_debug_decl, convert_nonlocal_reference,
9423 convert_nonlocal_omp_clauses, get_local_debug_decl,
9424 convert_local_reference, convert_local_omp_clauses,
9425 convert_nl_goto_reference, convert_nl_goto_receiver,
9426 convert_tramp_reference, convert_call_expr): Likewise.
9427 * tree-outof-ssa.c (contains_tree_r): Likewise.
9428 * tree-parloops.c (reduction_phi, initialize_reductions,
9429 eliminate_local_variables_1, add_field_for_reduction,
9430 add_field_for_name, create_phi_for_local_result,
9431 create_call_for_reduction_1, create_loads_for_reductions,
9432 create_stores_for_reduction, create_loads_and_stores_for_name):
9434 * tree-phinodes.c (allocate_phi_node): Likewise.
9435 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9436 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9437 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9438 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9439 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9440 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9441 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9442 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9443 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9444 vn_nary_op_insert): Likewise.
9445 * tree-ssa.c (redirect_edge_var_map_add,
9446 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9447 * tree-vectorizer.c (vectorize_loops): Likewise.
9448 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9449 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9450 tree_cons_stat, build1_stat, build_variant_type_copy,
9451 decl_init_priority_lookup, decl_fini_priority_lookup,
9452 decl_priority_info, decl_restrict_base_lookup,
9453 decl_restrict_base_insert, decl_debug_expr_lookup,
9454 decl_debug_expr_insert, decl_value_expr_lookup,
9455 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9456 type_hash_add, get_file_function_name, tree_check_failed,
9457 tree_not_check_failed, tree_range_check_failed,
9458 omp_clause_range_check_failed, build_omp_clause,
9459 build_vl_exp_stat): Likewise.
9460 * value-prof.c (gimple_histogram_value,
9461 gimple_duplicate_stmt_histograms): Likewise.
9462 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9463 unshare_variable, variable_union_info_cmp_pos, variable_union,
9464 dataflow_set_different_1, dataflow_set_different_2,
9465 vt_find_locations, variable_was_changed, set_variable_part,
9466 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9467 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9468 section_entry_hash, object_block_entry_eq,
9469 object_block_entry_hash, create_block_symbol,
9470 initialize_cold_section_name, default_function_rodata_section,
9471 strip_reg_name, set_user_assembler_name, const_desc_eq,
9472 build_constant_desc, output_constant_def, lookup_constant_def,
9473 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9474 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9475 default_internal_label): Likewise.
9476 * varray.c (varray_init, varray_grow): Likewise.
9477 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9479 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9481 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9482 operators for "test" insn. Macroize insn using SWI mode macro.
9483 (*jcc_fused_2): Ditto.
9484 (*jcc_fused_3): Macroize insn using SWI mode macro.
9485 (*jcc_fused_4): Ditto.
9487 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9489 * tree-ssa-pre.c: Fix typo in comment.
9490 (init_antic, fini_antic): Add explicit funtions for
9491 initializing and deinitializing ANTIC and AVAIL sets.
9492 (create_expression_by_pieces): Fix typo in comment.
9493 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9494 (execute_pre): Eventually dump details about ANTIC_IN.
9496 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9498 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9499 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9500 add_to_obstack, file_at_path, find_a_file, execute,
9501 add_preprocessor_option, add_assembler_option, add_linker_option,
9502 process_command, insert_wrapper, do_option_spec, do_self_spec,
9503 spec_path, do_spec_1, is_directory, main, used_arg,
9504 getenv_spec_function): Likewise.
9505 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9506 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9509 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9511 * doc/rtl.texi: Updated subreg section.
9513 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9516 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9517 node->needed and node->reachable.
9518 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9519 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9520 (expand_task_call): Don't call expand_task_copyfn.
9521 (expand_task_copyfn): Renamed to...
9522 (finalize_task_copyfn): ... this.
9524 2008-06-19 Jan Hubicka <jh@suse.cz>
9526 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9527 clobbering framepointer.
9529 2008-06-19 Jan Hubicka <jh@suse.cz>
9531 * tree-optimize.c (execute_early_local_optimizations): Set
9532 cgraph_state only at first invocation.
9534 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9536 * system.h (-Wc++-compat): Activate as a warning, no an error.
9538 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9540 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9541 instead of "#" in insn asm template.
9542 (*jcc_fused_2): Ditto.
9544 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9546 * config/i386/i386.h (ix86_tune_indices)
9547 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9548 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9549 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9550 (*jcc_fused_2): Ditto.
9551 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9552 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9553 (print operand): Handle 'E' and 'e' code.
9555 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9557 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9558 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9559 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9561 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9563 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9565 (cgraph_expand_function): Use local copy of decl.
9566 (cgraph_expand_all_functions): Remove redundant initialization of
9568 (cgraph_optimize): Reword internal_error message.
9570 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9572 * arm-protos.h (arm_return_in_memory): Remove public
9573 arm_return_in_memory() prototype.
9574 * arm.c (arm_return_in_memory): Add static prototype, add target
9575 hook macro, change definition and comments.
9576 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9578 2008-06-19 Ben Elliston <bje@au.ibm.com>
9580 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9581 real.c: Remove references to IEEE 754R.
9582 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9583 * doc/libgcc.texi (Decimal float library routines): Likewise.
9585 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9587 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9588 (default_unwind_word_mode): Add prototype.
9589 * targhooks.c (default_unwind_word_mode): New function.
9590 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9591 instead of word_mode.
9592 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9593 (TARGET_INITIALIZER): Use it.
9595 * c-common.c (handle_mode_attribute): Support "unwind_word"
9597 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9599 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9600 word_mode to access SjLj_Function_Context member "data".
9601 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9602 conversion from targetm.eh_return_filter_mode () to
9603 targetm.unwind_word_mode () if they differ.
9605 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9606 (BT_FN_UNWINDWORD_PTR): New function type.
9607 (BT_FN_WORD_PTR): Remove.
9608 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9609 * except.c (expand_builtin_extend_pointer): Convert pointer to
9610 targetm.unwind_word_mode () instead of word_mode.
9612 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9613 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9614 (spu_unwind_word_mode): New function.
9615 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9616 (TARGET_UNWIND_WORD_MODE): Define.
9617 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9619 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9621 * config/spu/spu.c (reg_align): Remove.
9622 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9623 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9624 (spu_split_store): Likewise.
9626 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9628 * gcc/tree-vn.c: Fix typo in comment.
9630 2008-06-18 Jan Hubicka <jh@suse.cz>
9632 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9633 toplevel reorder too.
9635 2008-06-18 Jan Hubicka <jh@suse.cz>
9637 * c-opts.c (c_common_post_options): PCH is not compatible with
9639 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9640 -fno-toplevel-reorder by default now.
9642 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9644 PR documentation/30739
9645 * doc/install.texi (Prerequisites): Document dependency on awk.
9647 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9648 Ian Lance Taylor <iant@google.com>
9650 PR rtl-optimization/35604
9651 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9652 only want to change jump destinations, not eventual label comparisons.
9654 2008-06-16 Jan Hubicka <jh@suse.cz>
9656 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9658 (cgraph_analyze_function): Likewise.
9660 2008-06-16 Jan Hubicka <jh@suse.cz>
9662 * cgraph.h (cgraph_mark_if_needed): New function.
9663 * cgraphunit.c (cgraph_mark_if_needed): New function.
9664 * c-decl.c (duplicate_decl): Use it.
9666 2008-06-16 Jan Hubicka <jh@suse.cz>
9668 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9671 2008-06-16 Jan Hubicka <jh@suse.cz>
9673 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9675 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9676 Kazu Hirata <kazu@codesourcery.com>
9677 Maxim Kuvyrkov <maxim@codesourcery.com
9679 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9680 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9681 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9682 EXTRA_SPEC_FUNCTIONS.
9683 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9684 (DRIVER_SELF_SPECS): Adjust.
9685 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9686 * config/mips/st.h, config/mips/t-st: New.
9687 * config/mips/driver-native.c, config/mips/x-native: New.
9688 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9691 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9693 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9695 (ISA_HAS_FP_CONDMOVE): New macro.
9696 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9697 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9698 (ISA_HAS_NMADD3_NMSUB3): New macro.
9699 * config/mips/mips.c (mips_rtx_costs): Update.
9700 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9701 compiling for ST Loongson 2E/2F.
9702 (madd<mode>): Rename to madd4<mode>. Update.
9703 (madd3<mode>): New pattern.
9704 (msub<mode>): Rename to msub4<mode>. Update.
9705 (msub3<mode>): New pattern.
9706 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9707 (nmadd3<mode>): New pattern.
9708 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9709 (nmadd3<mode>_fastmath): New pattern.
9710 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9711 (nmsub3<mode>): New pattern.
9712 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9713 (nmsub3<mode>_fastmath): New pattern.
9714 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9716 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9718 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9719 (DF_REF_INSN_INFO): New.
9720 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9721 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9722 with a NULL DF_REF_INSN_INFO.
9723 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9725 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9726 DF_INSN_INFO_EQ_USES): New.
9727 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9728 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9729 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9730 * df-core.c: Update comment for above changes.
9731 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9732 DF_INSN_UID_* macros.
9733 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9734 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9735 insn rtx. Update all callers.
9736 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9737 df_ref_create_structure, df_insn_refs_collect): Likewise.
9738 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9739 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9740 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9741 macros to access the insn refs.
9742 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9743 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9744 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9745 for accessing the refs.
9746 (try_fwprop_subst): Likewise.
9747 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9748 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9749 for accessing the refs.
9750 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9751 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9752 to look at the insn refs.
9753 (record_uses): Likewise.
9754 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9756 (mark_artificial_uses): Don't mark_insn for artificial refs.
9757 (mark_reg_rependencies): Likewise.
9759 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9761 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9763 * configure: Regenerate.
9765 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9767 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9768 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9769 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9771 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9773 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9774 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9775 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9777 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9779 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9780 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9781 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9783 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9785 * tree-ssa-sccvn.c: Fix format of comments.
9787 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9789 * cgraph.c: Remove unneeded forward declarations of eq_node()
9792 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9794 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9796 (see_update_relevancy): Likewise.
9797 * fwprop.c (try_fwprop_subst): Likewise.
9798 * rtlanal.c (noop_move_p): Likewise.
9799 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9800 notes to non-existing libcall blocks.
9801 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9803 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9804 (dead_libcall_p): Remove.
9805 (delete_trivially_dead_insns): Don't use it.
9806 * web.c (union_defs): Remove comment about keeping nops.
9807 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9808 (compute_hash_table_work): Don't track libcall notes.
9809 (do_local_cprop): Don't take libcall pointers. Don't update
9811 (adjust_libcall_notes): Deleted.
9812 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9813 ever have existed in the first place).
9814 (replace_store_insn): Don't try to remove libcall notes.
9815 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9816 (resolve_reg_notes): Don't call them.
9817 (resolve_simple_move): Likewise.
9818 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9819 Don't remove REG_RETVAL notes.
9820 * emit-rtl.c (try_split): Don't update libcall notes.
9821 (emit_copy_of_insn_after): Dito.
9822 * cselib.c (cselib_current_insn_in_libcall): Remove.
9823 (cselib_process_insn): Don't set/clear it.
9824 (new_elt_loc_list): Don't record it.
9825 (cselib_init): Don't initialize it.
9826 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9827 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9829 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9830 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9831 (init_deps): Don't initialize it.
9832 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9833 * combine.c (delete_noop_moves): Don't update libcall notes.
9834 (can_combine_p): Remove now pointless #if 0 block.
9835 (try_combine): Remove another obsolete #if 0 block.
9836 (distribute_notes): Don't distribute libcall notes.
9837 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9838 * dce.c (libcall_dead_p): Remove.
9839 (delete_unmarked_insns): Don't handle libcall blocks.
9840 (preserve_libcall_for_dce): Remove.
9841 (prescan_insns_for_dce): Don't special-case libcall block insns.
9842 * reload1 (reload): Don't handle libcall notes.
9843 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9846 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9848 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9849 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9850 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9852 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9854 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9855 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9856 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9858 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9860 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9862 2008-06-16 Ira Rosen <irar@il.ibm.com>
9864 PR tree-optimization/36493
9865 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9866 the arguments list. Use VECTYPE to create vector pointer.
9867 (vectorizable_store): Fail if accesses through a pointer to vectype
9868 do not alias the original memory reference operands.
9869 Call vect_create_data_ref_ptr without the removed argument.
9870 (vectorizable_load): Likewise.
9871 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9874 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9877 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9880 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9882 * config/mips/loongson2ef.md: New file.
9883 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9884 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9885 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9886 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9887 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9889 (loongson2ef.md): New include.
9890 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9891 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9892 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9893 (loongson_gt_<mode>, loongson_extract_halfword)
9894 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9895 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9896 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9897 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9898 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9899 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9900 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9901 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9902 (vec_interleave_low<mode>): Define type attribute.
9903 * config/mips/mips.c (mips_ls2): New static variable.
9904 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9905 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9906 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9907 Implement target scheduling hooks.
9908 (mips_multipass_dfa_lookahead): Update to handle tuning for
9910 (mips_sched_init): Initialize data for Loongson scheduling.
9911 (mips_ls2_variable_issue): New static function.
9912 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9914 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9915 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9916 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9917 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9918 Handle ST Loongson 2E/2F cores.
9919 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9921 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9923 * omp-low.c (extract_omp_for_data): Fix comment typo.
9926 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9928 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9929 FIXME note about gcc/config.guess.
9930 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9931 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9932 * doc/cppopts.texi: Likewise.
9933 * doc/extend.texi: Likewise.
9934 * doc/gcc.texi: Likewise.
9935 * doc/gccint.texi: Likewise.
9936 * doc/gcov.texi: Likewise.
9937 * doc/gty.texi: Likewise.
9938 * doc/hostconfig.texi: Likewise.
9939 * doc/install.texi: Likewise.
9940 * doc/invoke.texi: Likewise.
9941 * doc/loop.texi: Likewise.
9942 * doc/makefile.texi: Likewise.
9943 * doc/md.texi: Likewise.
9944 * doc/passes.texi: Likewise.
9945 * doc/tm.texi: Likewise.
9946 * doc/tree-ssa.texi: Likewise.
9947 * doc/trouble.texi: Likewise.
9949 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9950 Nathan Sidwell <nathan@codesourcery.com>
9951 Maxim Kuvyrkov <maxim@codesourcery.com>
9952 Richard Sandiford <rdsandiford@googlemail.com>
9954 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9955 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9956 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9958 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9959 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9960 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9962 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9963 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9964 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9965 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9966 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9967 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9968 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9969 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9970 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9971 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9972 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9973 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9974 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9975 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9976 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9977 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9978 (mips_builtins): Add Loongson builtins.
9979 (mips_loongson_2ef_bdesc): New.
9980 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9981 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9982 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9983 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9985 (mips_expand_vector_init): New.
9986 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9987 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9989 * config/mips/mips.md: Add unspec numbers for Loongson
9990 builtins. Include loongson.md.
9991 (MOVE64): Include Loongson vector modes.
9992 (SPLITF): Include Loongson vector modes.
9993 (HALFMODE): Handle Loongson vector modes.
9994 * config/mips/loongson.md: New.
9995 * config/mips/loongson.h: New.
9996 * config.gcc: Add loongson.h header for mips*-*-* targets.
9997 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9999 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10001 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10002 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10003 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10004 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10005 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10006 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10007 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10008 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10009 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10010 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10011 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10012 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10013 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10014 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10015 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10016 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10017 Remove use_fixproto=yes.
10018 (ia64*-*-hpux*): Remove comment about using fixproto.
10019 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10021 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10023 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10025 * configure: Regenerate.
10027 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10029 PR middle-end/36520
10030 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10031 before evaluating it.
10033 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10036 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10037 nested inline functions.
10038 (start_decl, start_function): Don't invert DECL_EXTERNAL
10039 for nested inline functions.
10041 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10043 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10044 splits that must be made for correctness.
10046 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10048 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10049 (AVAIL_NON_MIPS16): Likewise.
10050 (mips_builtin_description): Replace target_flags with a predicate.
10051 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10052 (dspr2_32): New availability predicates.
10053 (MIPS_BUILTIN): New macro.
10054 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10055 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10056 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10057 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10058 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10059 (mips_dsp_32only_bdesc): Merge into...
10060 (mips_builtins): ...this new array.
10061 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10062 (mips_init_builtins): Update after above changes.
10063 (mips_expand_builtin_1): Merge into...
10064 (mips_expand_builtin): ...here and update after above changes.
10066 2008-06-12 Paul Brook <paul@codesourcery.com>
10068 * longlong.h (__arm__): Define count_leading_zeros.
10069 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10070 (clzsi2, clzdi2): New functions.
10071 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10072 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10073 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10074 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10075 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10076 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10077 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10078 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10079 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10080 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10082 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10084 * config/m68k/m68k.c (m68k_tune_flags): New.
10085 (override_options): Compute m68k_tune_flags.
10086 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10087 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10089 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10091 PR middle-end/36506
10092 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10094 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10096 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10097 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10099 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10101 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10102 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10104 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10106 PR middle-end/36506
10107 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10110 2008-06-12 Richard Guenther <rguenther@suse.de>
10112 PR tree-optimization/36345
10113 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10114 add memory_tag_needed flag.
10115 (may_alias_p): Declare.
10116 * tree-ssa-alias.c (may_alias_p): Export.
10117 (set_initial_properties): Use memory_tag_needed flag.
10118 (update_reference_counts): Likewise.
10119 (reset_alias_info): Reset memory_tag_needed flag.
10120 (create_name_tags): Check memory_tag_needed flag.
10121 (dump_points_to_info_for): Dump it.
10122 * tree-ssa-structalias.c (struct variable_info): Remove
10123 directly_dereferenced flag.
10124 (new_var_info): Do not initialize it.
10125 (process_constraint_1): Do not set it.
10126 (update_alias_info): Set is_dereferenced flag.
10127 (set_uids_in_ptset): Use may_alias_p.
10128 (set_used_smts): Check memory_tag_needed flag.
10129 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10130 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10131 memory_tag_needed flag.
10132 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10133 from broken design.
10135 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10137 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10138 red zone for w64 abi.
10139 (ix86_expand_prologue): Likewise.
10140 (ix86_force_to_memory): Likewise.
10141 (ix86_free_from_memory): Likewise.
10143 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10146 * config/rs6000/rs6000.c (rs6000_override_options): Set
10147 rs6000_isel conditionally to the absence of comand line override.
10148 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10149 Remove duplicate rs6000_isel setting.
10150 * config/rs6000/eabispe.h: Ditto.
10152 2008-06-11 Richard Guenther <rguenther@suse.de>
10154 * alias.c (get_alias_set): Use the element alias-set for arrays.
10155 (record_component_aliases): For arrays and vectors do nothing.
10156 * c-common.c (strict_aliasing_warning): Handle the cases
10157 of alias set zero explicitly.
10158 * Makefile.in (dfp.o-warn): Add -Wno-error.
10160 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10162 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10164 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10165 tune_32 tune_64 to supported_defaults. Allow values not
10166 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10167 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10168 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10169 with_cpu_64 to generic for 64-bit-supporting configurations, not
10170 with_cpu. Remove FIXMEs.
10171 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10172 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10173 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10174 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10175 arch_32 and arch_64.
10177 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10178 Olivier Hainque <hainque@adacore.com>
10180 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10181 Use DECL_SIZE_UNIT to retrieve the size of the field.
10183 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10185 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10186 with function calls after declarations. Lay out
10187 neon_float_type_node before further use.
10189 2008-06-11 Richard Guenther <rguenther@suse.de>
10191 * tree-flow.h (may_point_to_global_var): Declare.
10192 * tree-ssa-alias.c (may_point_to_global_var): New function.
10193 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10195 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10197 * configure.ac: Teach that fido supports .debug_line.
10198 * configure: Regenerate.
10200 2008-06-10 Tom Tromey <tromey@redhat.com>
10202 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10205 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10207 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10208 (encode_decimal64, decode_decimal64, encode_decimal128,
10209 decode_decimal128): Reverse order of 32-bit parts of value if host
10210 and target endianness differ.
10212 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10214 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10215 Avoid division by 0.
10216 (tree_mod_pow2_value_transform): Likewise.
10217 (tree_ic_transform): Likewise.
10218 (tree_stringops_transform): Likewise.
10219 (tree_mod_subtract_transform): Likewise.
10220 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10221 (copy_edges_for_bb): Likewise.
10222 (initialize_cfun): Likewise.
10224 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10226 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10227 nonmemory_operand. Add "N" operand constraint.
10229 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10230 (*jcc_btsi_mask): Ditto.
10231 (*jcc_btsi_mask_1): Ditto.
10233 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10235 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10236 TYPE_CANONICAL for copied element type.
10238 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10241 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10242 Add m_CORE2 and m_GENERIC.
10243 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10244 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10246 (*jcc_btdi_rex64): New instruction and split pattern.
10247 (*jcc_btsi): Ditto.
10248 (*jcc_btsi_1): Ditto.
10249 (*btsq): Fix Intel asm dialect operand order.
10253 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10255 PR middle-end/36447
10256 * simplify-rtx.c (simplify_subreg): Add check for shift count
10259 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10261 * doc/md.texi: Synchronize with later constraints.md change.
10262 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10263 with a C implementation.
10264 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10266 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10267 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10268 when moving to and from MD_REGNUM.
10269 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10270 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10271 Handle byte and halfword moves.
10272 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10274 * config/mips/constraints.md (h): Turn into NO_REGS.
10275 (l, x): Update documentation.
10276 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10277 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10278 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10279 (HILO): New mode iterator.
10281 (any_div): New code iterator.
10282 (u): Extend code attribute to div and udiv.
10283 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10284 d_operand in the splitters. Remove redundant CONST_INT checks.
10285 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10286 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10287 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10288 accordingly, using normal moves instead of unspecs to move LO into
10289 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10290 (<u>mulsidi3): Handle expansion in C code.
10291 (<u>mulsidi3_32bit_internal): Rename to...
10292 (<u>mulsidi3_32bit): ...this.
10293 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10294 (*<u>mulsidi3_64bit): Rename to...
10295 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10296 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10297 to set LO and HI to the multiplication result. Use a normal move
10298 for MFLO and an unspec for MFHI.
10299 (*<u>mulsidi3_64bit_parts): Replace with...
10300 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10301 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10302 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10303 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10304 instead of HI. Split the instruction into a separate multiplication
10305 and MFHI if !TARGET_FIX_R4000.
10306 (<su>muldi3_highpart): Likewise.
10307 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10308 and the "=h" clobber.
10309 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10310 (<u>mulditi3): New expander.
10311 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10312 (madsi): Remove "=h" clobber.
10313 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10314 Force the modulus result to be a GPR and split the instruction into
10315 a division followed by an MFHI after reload.
10316 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10317 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10318 the MIPS16 HIGH define_split.
10319 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10320 of acc<->gpr moves to "multi".
10321 (*movdi_64bit): Replace the single "x" alternative with
10322 alternatives for moving into and out of "a".
10323 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10324 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10325 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10326 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10327 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10328 (movti): New expander.
10329 (*movti, *movti_mips16): New insns.
10330 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10331 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10332 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10333 * config/mips/predicates.md (fpr_operand): Delete.
10334 (d_operand): New predicate.
10336 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10338 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10339 failure on some Bourne shells.
10340 (x86_64-*-*): Ditto.
10342 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10344 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10346 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10348 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10349 (sparc-sun-solaris2*): Likewise.
10351 2008-06-09 Arnaud Charlet <charlet@adacore.com
10353 * doc/install.texi: Update requirements to build the Ada compiler.
10355 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10357 * df-scan.c (struct df_scan_problem_data): Remove the
10358 mw_link_pool alloc pool.
10359 (df_scan_free_internal): Don't free it.
10360 (df_scan_alloc): Don't allocate it.
10361 * df.h (struct df_link): Update comment.
10363 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10365 * except.h: Correct checks for when SJLJ exceptions must be used.
10367 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10369 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10372 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10374 PR tree-optimization/36218
10375 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10376 configure for the build system.
10377 (BUILD_LDFLAGS): Define.
10378 * configure: Regenerate.
10379 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10381 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10384 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10385 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10386 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10388 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10390 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10392 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10394 * config.gcc (Obsolete configurations): Remove list of
10396 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10397 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10398 targets matched by those patterns.
10399 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10400 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10401 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10402 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10403 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10404 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10405 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10406 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10407 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10408 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10409 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10410 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10411 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10412 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10413 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10414 Make code for Solaris 7 and greater unconditional for Solaris.
10415 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10416 Remove --with-* handling.
10417 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10418 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10419 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10420 LINK_OS_WINDISS_SPEC): Remove.
10421 * config/rs6000/sysv4.opt (mwindiss): Remove.
10422 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10423 * configure: Regenerate.
10424 * doc/cpp.texi: Don't mention BeOS.
10425 * doc/extend.texi (interrupt): Don't mention MS1.
10426 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10427 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10428 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10429 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10430 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10432 * doc/invoke.texi (MT Options): Remove.
10433 (-mwindiss): Remove.
10434 (CRIS Options): Remove cris-axis-aout references.
10435 (HPPA Options): Don't mention hppa1.1-*-pro.
10436 * doc/md.texi: (MorphoTech family): Remove.
10437 * libgcc2.c: Don't handle UWIN.
10438 * config/alpha/t-unicosmk: Remove.
10439 * config/alpha/unicosmk.h: Remove.
10440 * config/arm/kaos-arm.h: Remove.
10441 * config/arm/kaos-strongarm.h: Remove.
10442 * config/arm/strongarm-coff.h: Remove.
10443 * config/arm/strongarm-elf.h: Remove.
10444 * config/arm/strongarm-pe.h: Remove.
10445 * config/arm/t-strongarm-pe: Remove.
10446 * config/arm/t-xscale-coff: Remove.
10447 * config/arm/t-xscale-elf: Remove.
10448 * config/arm/xscale-coff.h: Remove.
10449 * config/arm/xscale-elf.h: Remove.
10450 * config/chorus.h: Remove.
10451 * config/cris/aout.h: Remove.
10452 * config/cris/aout.opt: Remove.
10453 * config/cris/t-aout: Remove.
10454 * config/i386/beos-elf.h: Remove.
10455 * config/i386/kaos-i386.h: Remove.
10456 * config/i386/ptx4-i.h: Remove.
10457 * config/i386/sco5.h: Remove.
10458 * config/i386/sco5.opt: Remove.
10459 * config/i386/sysv4-cpp.h: Remove.
10460 * config/i386/sysv5.h: Remove.
10461 * config/i386/t-beos: Remove.
10462 * config/i386/t-sco5: Remove.
10463 * config/i386/t-uwin: Remove.
10464 * config/i386/uwin.asm: Remove.
10465 * config/i386/uwin.h: Remove.
10466 * config/kaos.h: Remove.
10467 * config/mips/windiss.h: Remove.
10468 * config/mt: Remove directory.
10469 * config/pa/pa-osf.h: Remove.
10470 * config/pa/pa-pro-end.h: Remove.
10471 * config/pa/t-pro: Remove.
10472 * config/ptx4.h: Remove.
10473 * config/rs6000/beos.h: Remove.
10474 * config/rs6000/kaos-ppc.h: Remove.
10475 * config/rs6000/t-beos: Remove.
10476 * config/rs6000/windiss.h: Remove.
10477 * config/sh/kaos-sh.h: Remove.
10478 * config/sol2-6.h: Remove.
10479 * config/sparc/sol26-sld.h: Remove.
10480 * config/sparc/sysv4-only.h: Remove.
10481 * config/vax/bsd.h: Remove.
10482 * config/vax/t-memfuncs: Remove.
10483 * config/vax/ultrix.h: Remove.
10484 * config/vax/vaxv.h: Remove.
10485 * config/windiss.h: Remove.
10487 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10489 PR rtl-optimization/36438
10490 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10491 for vector shifts with constant scalar shift operands.
10493 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10495 * doc/invoke.texi: Document -march=xlr.
10496 * config/mips/xlr.md: New file.
10497 * config/mips/mips.md: Include it.
10499 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10500 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10501 (mips_rtx_cost_data): Likewise.
10503 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10505 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10506 PRE_INC and PRE_DEC cases.
10508 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10510 PR rtl-optimization/36419
10511 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10512 the emitting jump insn.
10515 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10516 is not bool, boolify the whole *expr_p and convert to the desired type.
10518 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10520 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10521 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10522 Add omp_private_outer_ref hook, add another argument to
10523 omp_clause_default_ctor hook.
10524 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10525 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10526 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10527 hook_tree_tree_tree_tree_null.
10528 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10529 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10530 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10531 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10532 * tree.def (OMP_TASK): New tree code.
10533 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10534 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10535 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10536 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10537 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10538 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10539 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10540 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10541 (OMP_DIRECTIVE_P): Add OMP_TASK.
10542 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10543 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10544 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10545 and OMP_CLAUSE_UNTIED entries.
10546 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10548 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10549 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10550 * tree-pretty-print.c (dump_omp_clause): Handle
10551 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10552 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10553 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10554 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10555 warning about unsigned iterators. Change decl/init/cond/incr
10556 arguments to TREE_VECs, check arguments for all collapsed loops.
10557 (c_finish_omp_taskwait): New function.
10558 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10560 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10561 default_function_array_conversion on init. Add par_clauses argument.
10562 If decl is present in parallel's lastprivate clause, change it to
10563 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10564 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10565 collapse count in clauses.
10566 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10567 c_parser_omp_for_loop callers.
10568 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10569 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10570 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10571 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10573 (c_parser_omp_clause_schedule): Handle schedule(auto).
10574 Include correct location in the error message.
10575 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10576 and PRAGMA_OMP_CLAUSE_UNTIED.
10577 (OMP_TASK_CLAUSE_MASK): Define.
10578 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10579 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10580 * tree-nested.c (convert_nonlocal_omp_clauses,
10581 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10582 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10583 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10584 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10586 (conver_nonlocal_reference, convert_local_reference,
10587 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10588 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10589 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10590 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10591 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10592 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10593 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10594 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10595 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10597 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10598 * c-common.h (c_finish_omp_taskwait): New prototype.
10599 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10600 * tree-parloops.c (create_parallel_loop): Create 1 entry
10601 vectors for OMP_FOR_{INIT,COND,INCR}.
10602 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10603 (make_edges): Handle OMP_TASK.
10604 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10605 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10606 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10607 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10608 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10609 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10610 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10611 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10612 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10613 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10614 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10615 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10616 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10617 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10618 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10619 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10620 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10621 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10622 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10623 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10624 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10625 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10626 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10627 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10628 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10629 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10630 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10631 original iterator is present in lastprivate clause or if
10632 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10633 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10634 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10635 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10636 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10637 if it is set, lookup var in outer contexts too. Handle
10638 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10639 to be implicitly determined firstprivate for task regions.
10640 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10641 if it is set, lookup var in outer contexts too. Set
10642 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10643 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10644 OMP_CLAUSE_UNTIED. Take region_type as last argument
10645 instead of in_parallel and in_combined_parallel.
10646 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10648 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10649 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10650 (new_omp_context): Set default_kind to
10651 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10652 (omp_region_type): New enum.
10653 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10654 fields, add region_type.
10655 (new_omp_context): Take region_type as argument instead of is_parallel
10656 and is_combined_parallel.
10657 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10658 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10659 ctx->is_combined_parallel checks.
10660 (gimplify_omp_task): New function.
10661 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10663 * omp-low.c (extract_omp_for_data): Use schedule(static)
10664 for schedule(auto). Handle pointer and unsigned iterators.
10665 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10666 Add loops argument. Extract data for collapsed OMP_FOR loops.
10667 (expand_parallel_call): Assert sched_kind isn't auto,
10668 map runtime schedule to index 3.
10669 (struct omp_for_data_loop): New type.
10670 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10671 Add loop, loops, collapse and iter_type fields.
10672 (workshare_safe_to_combine_p): Disallow combined for if
10673 iter_type is unsigned long long. Don't combine collapse > 1 loops
10674 unless all bounds and steps are constant. Adjust extract_omp_for_data
10676 (expand_omp_for_generic): Handle pointer, unsigned and long long
10677 iterators. Handle collapsed OMP_FOR loops. Adjust
10678 for struct omp_for_data changes. If libgomp function doesn't return
10679 boolean_type_node, add comparison of the return value with 0.
10680 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10681 pointer, unsigned and long long iterators. Adjust for struct
10682 omp_for_data changes.
10683 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10684 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10685 unsigned long long. Allocate loops array, pass it to
10686 extract_omp_for_data. For collapse > 1 loops use always
10687 expand_omp_for_generic.
10688 (omp_context): Add sfield_map and srecord_type fields.
10689 (is_task_ctx, lookup_sfield): New functions.
10690 (use_pointer_for_field): Use is_task_ctx helper. Change first
10691 argument's type from const_tree to tree. Clarify comment.
10692 In OMP_TASK disallow copy-in/out sharing.
10693 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10694 (install_var_field): Add mask argument. Populate both record_type
10695 and srecord_type if needed.
10696 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10698 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10699 and DECL_FIELD_OFFSET.
10700 (scan_sharing_clauses): Adjust install_var_field callers. For
10701 firstprivate clauses on explicit tasks allocate the var by value in
10702 record_type unconditionally, rather than by reference.
10703 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10704 Use is_taskreg_ctx instead of is_parallel_ctx.
10705 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10706 (create_omp_child_function_name): Add task_copy argument, use
10707 *_omp_cpyfn* names if it is true.
10708 (create_omp_child_function): Add task_copy argument, if true create
10709 *_omp_cpyfn* helper function.
10710 (scan_omp_parallel): Adjust create_omp_child_function callers.
10711 Rename parallel_nesting_level to taskreg_nesting_level.
10712 (scan_omp_task): New function.
10713 (lower_rec_input_clauses): Don't run constructors for firstprivate
10714 explicit task vars which are initialized by *_omp_cpyfn*.
10715 Pass outer var ref to omp_clause_default_ctor hook if
10716 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10717 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10718 OMP_CLAUSE_REDUCTION_INIT.
10719 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10720 avoid duplicate setting of fields. Handle
10721 OMP_CLAUSE_PRIVATE_OUTER_REF.
10722 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10723 copy-out if TREE_READONLY, only copy-in.
10724 (expand_task_copyfn): New function.
10725 (expand_task_call): New function.
10726 (struct omp_taskcopy_context): New type.
10727 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10729 (lower_omp_parallel): Rename to...
10730 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10731 Call create_task_copyfn if srecord_type is needed. Adjust
10733 (task_shared_vars): New variable.
10734 (check_omp_nesting_restrictions): Warn if work-sharing,
10735 barrier, master or ordered region is closely nested inside OMP_TASK.
10736 Add warnings for barrier if closely nested inside of work-sharing,
10737 ordered, or master region.
10738 (scan_omp_1): Call check_omp_nesting_restrictions even for
10739 GOMP_barrier calls. Rename parallel_nesting_level to
10740 taskreg_nesting_level. Handle OMP_TASK.
10741 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10742 work-sharing construct, continue looking for them on parent parallel
10744 (lower_omp_for_lastprivate): Add lastprivate clauses
10745 to the beginning of dlist rather than end. Adjust for struct
10746 omp_for_data changes.
10747 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10748 not after it. Handle collapsed OMP_FOR loops, adjust for
10749 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10750 (get_ws_args_for): Adjust extract_omp_for_data caller.
10751 (scan_omp_for): Handle collapsed OMP_FOR
10752 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10753 (lower_omp_single_simple): If libgomp function doesn't return
10754 boolean_type_node, add comparison of the return value with 0.
10755 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10756 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10757 (parallel_nesting_level): Rename to...
10758 (taskreg_nesting_level): ... this.
10759 (is_taskreg_ctx): New function.
10760 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10761 of is_parallel_ctx.
10762 (execute_lower_omp): Rename parallel_nesting_level to
10763 taskreg_nesting_level.
10764 (expand_omp_parallel): Rename to...
10765 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10766 Call omp_task_call for OMP_TASK regions.
10767 (expand_omp): Adjust caller, handle OMP_TASK.
10768 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10770 * bitmap.c (bitmap_default_obstack_depth): New variable.
10771 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10772 if argument is NULL and bitmap_default_obstack is already initialized.
10773 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10775 * matrix-reorg.c (matrix_reorg): Likewise.
10777 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10779 * config/i386/i386.md (*indirect_jump): Macroize using P
10780 mode iterator. Remove !TARGET_64BIT from insn constraints.
10781 (*tablejump_1): Ditto.
10782 (*indirect_jump_rex64): Remove insn pattern.
10783 (*tablejump_1_rex64): Ditto.
10784 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10785 and eh_return_si insn patterns.
10787 2008-06-06 Richard Guenther <rguenther@suse.de>
10789 * tree-ssa-structalias.c (merge_smts_into): Remove.
10790 (find_what_p_points_to): Do not bother to compute the
10791 points-to set for pt_anything pointers.
10792 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10793 for pt_anything pointers is ok.
10795 2008-06-06 Jan Hubicka <jh@suse.cz>
10797 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10799 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10801 * cgraph.c: Fix typos in comments.
10802 (cgraph_availability_names): Fix string typo.
10803 * fold-const.c: Fix typos in comments.
10804 (fold_binary): Fix typo in warning.
10805 * genautomata.c: Fix typos in comments.
10806 (check_presence_pattern_sets): Fix typo in local variable.
10807 (output_description): Fix typo in output.
10808 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10809 * hwint.h: Likewise.
10810 * matrix-reorg.c (check_allocation_function): Likewise.
10811 * omega.c (smooth_weird_equations): Likewise.
10812 * auto-inc-dec.c: Fix typos in comments.
10813 * bb-reorder.c: Likewise.
10814 * builtins.c: Likewise.
10815 * c-common.c: Likewise.
10816 * c-cppbuiltin.c: Likewise.
10817 * c-parser.c: Likewise.
10818 * c-pretty-print.c: Likewise.
10819 * cfgcleanup.c: Likewise.
10820 * cfgexpand.c: Likewise.
10821 * cfghooks.c: Likewise.
10822 * cfglayout.c: Likewise.
10823 * cfgloopmanip.c: Likewise.
10824 * cgraphunit.c: Likewise.
10825 * coverage.c: Likewise.
10826 * dbxout.c: Likewise.
10827 * df-byte-scan.c: Likewise.
10828 * df-core.c: Likewise.
10829 * df-problems.c: Likewise.
10830 * df-scan.c: Likewise.
10832 * dominance.c: Likewise.
10833 * domwalk.c: Likewise.
10835 * dwarf2out.c: Likewise.
10836 * emit-rtl.c: Likewise.
10837 * et-forest.c: Likewise.
10838 * function.c: Likewise.
10839 * function.h: Likewise.
10841 * gcov-io.c: Likewise.
10842 * gcov.c: Likewise.
10843 * gcse.c: Likewise.
10844 * genattrtab.c: Likewise.
10845 * ggc-page.c: Likewise.
10846 * gimplify.c: Likewise.
10847 * gthr-lynx.h: Likewise.
10848 * haifa-sched.c: Likewise.
10849 * ipa-cp.c: Likewise.
10850 * ipa-inline.c: Likewise.
10851 * ipa-prop.h: Likewise.
10852 * ipa-pure-const.c: Likewise.
10853 * ipa-struct-reorg.c: Likewise.
10854 * ipa-struct-reorg.h: Likewise.
10855 * ipa-type-escape.c: Likewise.
10857 * loop-doloop.c: Likewise.
10858 * mips-tfile.c: Likewise.
10859 * mkmap-flat.awk: Likewise.
10860 * mkmap-symver.awk: Likewise.
10861 * modulo-sched.c: Likewise.
10862 * omp-low.c: Likewise.
10863 * optabs.c: Likewise.
10864 * optabs.h: Likewise.
10865 * opts.c: Likewise.
10866 * passes.c: Likewise.
10867 * postreload-gcse.c: Likewise.
10868 * postreload.c: Likewise.
10869 * predict.c: Likewise.
10870 * pretty-print.h: Likewise.
10871 * profile.c: Likewise.
10872 * protoize.c: Likewise.
10873 * ra-conflict.c: Likewise.
10874 * real.c: Likewise.
10875 * recog.c: Likewise.
10876 * regclass.c: Likewise.
10877 * regs.h: Likewise.
10878 * reload.c: Likewise.
10879 * rtl-error.c: Likewise.
10880 * rtlanal.c: Likewise.
10881 * scan.h: Likewise.
10882 * sched-rgn.c: Likewise.
10884 * stmt.c: Likewise.
10885 * target.h: Likewise.
10886 * tree-dfa.c: Likewise.
10887 * tree-eh.c: Likewise.
10888 * tree-flow-inline.h: Likewise.
10889 * tree-inline.c: Likewise.
10890 * tree-into-ssa.c: Likewise.
10891 * tree-loop-distribution.c: Likewise.
10892 * tree-nested.c: Likewise.
10893 * tree-parloops.c: Likewise.
10894 * tree-pass.h: Likewise.
10895 * tree-pretty-print.c: Likewise.
10896 * tree-profile.c: Likewise.
10897 * tree-scalar-evolution.c: Likewise.
10898 * tree-sra.c: Likewise.
10899 * tree-ssa-alias-warnings.c: Likewise.
10900 * tree-ssa-ccp.c: Likewise.
10901 * tree-ssa-coalesce.c: Likewise.
10902 * tree-ssa-dom.c: Likewise.
10903 * tree-ssa-dse.c: Likewise.
10904 * tree-ssa-forwprop.c: Likewise.
10905 * tree-ssa-live.c: Likewise.
10906 * tree-ssa-live.h: Likewise.
10907 * tree-ssa-loop-im.c: Likewise.
10908 * tree-ssa-loop-ivopts.c: Likewise.
10909 * tree-ssa-loop-niter.c: Likewise.
10910 * tree-ssa-loop-prefetch.c: Likewise.
10911 * tree-ssa-phiopt.c: Likewise.
10912 * tree-ssa-phiprop.c: Likewise.
10913 * tree-ssa-sccvn.c: Likewise.
10914 * tree-ssa-ter.c: Likewise.
10915 * tree-ssa-threadupdate.c: Likewise.
10916 * tree-ssa.c: Likewise.
10917 * tree-vect-analyze.c: Likewise.
10918 * tree-vect-transform.c: Likewise.
10919 * tree-vectorizer.c: Likewise.
10920 * tree-vn.c: Likewise.
10921 * tree-vrp.c: Likewise.
10922 * tree.c: Likewise.
10923 * tree.def: Likewise.
10924 * tree.h: Likewise.
10925 * unwind-dw2-fde.c: Likewise.
10926 * unwind.inc: Likewise.
10927 * value-prof.c: Likewise.
10928 * vmsdbgout.c: Likewise.
10930 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10932 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10933 always place FP constants in the TOC for TARGET_POWERPC64.
10934 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10936 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10938 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10939 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10940 enable for TARGET_E500_DOUBLE.
10941 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10942 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10943 floating-point modes like integer modes for E500 double.
10944 (rs6000_legitimate_offset_address_p): Likewise.
10945 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10946 addressing for DDmode for E500 double.
10947 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10948 modes as using 64-bits of registers for E500 double.
10949 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10950 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10951 specially for E500 double.
10952 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10953 TDmode for E500 double.
10954 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10955 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10956 (rs6000_split_multireg_move): Do not handle TDmode specially for
10958 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10959 using 64-bit registers for E500 double.
10960 (emit_frame_save): Do not handle DDmode specially for E500 double.
10961 (gen_frame_mem_offset): Likewise.
10962 (rs6000_function_value): Do not call spe_build_register_parallel
10963 for DDmode or TDmode.
10964 (rs6000_libcall_value): Likewise.
10965 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10966 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10969 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10971 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10974 2008-06-04 Junjie Gu <jgu@tensilica.com>
10976 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10977 comparison for frame pointers.
10979 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10982 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10984 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10987 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10988 register is already smaller or equal to required mode.
10990 2008-06-04 Xinliang David Li <davidxl@google.com>
10992 * tree-call-cdce.c: New file.
10993 (cond_dead_built_in_calls): New static variable.
10994 (input_domain): New struct.
10995 (check_pow): New function.
10996 (check_builtin_call): Ditto.
10997 (check_target_format): Ditto.
10998 (is_call_dce_candidate): Ditto.
10999 (gen_one_condition): Ditto.
11000 (gen_conditions_for_domain): Ditto.
11001 (get_domain): Ditto.
11002 (gen_conditions_for_pow_cst_base): Ditto.
11003 (gen_conditions_for_pow_int_base): Ditto.
11004 (gen_conditions_for_pow): Ditto.
11005 (get_no_error_domain): Ditto.
11006 (gen_shrink_wrap_conditions): Ditto.
11007 (shrink_wrap_one_built_in_call): Ditto.
11008 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11009 (tree_call_cdce): Ditto.
11010 (gate_call_cdce): Ditto.
11011 (pass_call_cdce): New gimple pass.
11012 * passes.c: (init_optimization_passes): New pass.
11013 * tree-pass.h: New pass declaration.
11014 * opts.c (decode_options): New flag setting.
11015 * common.opt: Add -ftree-builtin-call-dce flag.
11016 * Makefile.in: Add new source file.
11017 * tempvar.def: New tv_id.
11018 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11020 2008-06-04 Richard Guenther <rguenther@suse.de>
11022 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11023 (is_call_clobbered): Always check var_ann->call_clobbered.
11024 (mark_call_clobbered): Always set var_ann->call_clobbered.
11025 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11026 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11027 (reset_alias_info): Clear call clobbering info on MTAGs and
11029 (set_pt_anything): Set pt_global_mem.
11030 (create_tag_raw): Adjust comment.
11031 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11033 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11034 Maxim Kuvyrkov <maxim@codesourcery.com>
11036 * config/m68k/m68k.opt (mxgot): New option.
11037 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11038 (m68k_output_addr_const_extra): New.
11039 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11040 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11041 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11042 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11044 2008-06-04 Richard Guenther <rguenther@suse.de>
11046 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11047 negative or non-representable offsets.
11049 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11051 * config/i386/i386.c (ix86_gen_leave): New.
11052 (ix86_gen_pop1): Likewise.
11053 (ix86_gen_add3): Likewise.
11054 (ix86_gen_sub3): Likewise.
11055 (ix86_gen_sub3_carry): Likewise.
11056 (ix86_gen_one_cmpl2): Likewise.
11057 (ix86_gen_monitor): Likewise.
11058 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11059 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11060 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11061 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11062 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11063 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11064 (ix86_expand_epilogue): Updated.
11065 (print_operand): Handle integer register operand for 'z'.
11066 (ix86_expand_strlensi_unroll_1): Likewise.
11067 (ix86_expand_strlen): Likewise.
11068 (ix86_expand_builtin): Likewise.
11069 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11070 mov{q}/mov{l} and add{q}/add{l}.
11072 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11074 * config/i386/i386.md (P): New mode iterator.
11075 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11076 using P mode iterator.
11077 (DFmode push_operand splitter): Ditto.
11078 (XFmode push_operand splitter): Ditto.
11079 (DFmode float_extend SFmode push_operand splitter): Ditto.
11080 (XFmode float_extend SFmode push_operand splitter): Do not generate
11081 SImode pushes for 64bit target. Macroize Dimode and SImode
11082 pushes using P mode iterator.
11083 (XFmode float_extend DFmode push_operand splitter): Ditto.
11085 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11087 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11088 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11089 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11090 return type to int.
11091 (ix86_call_abi_override): Remove check for call_used_regs.
11093 2008-06-03 Richard Guenther <rguenther@suse.de>
11095 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11096 for the lhs of calls if the return type contains pointers.
11098 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11100 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11101 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11102 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11103 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11104 of cfun and DEFAULT_ABI to deceide abi mode.
11105 (DEFAULT_ABI): New.
11106 (REG_PARM_STACK_SPACE): Removed.
11107 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11108 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11109 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11110 (ix86_function_abi): Likewise.
11111 (ix86_function_type_abi): Likewise.
11112 (ix86_call_abi_override): Likewise.
11113 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11114 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11115 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11116 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11118 (X86_64_REGPARM_MAX): New.
11119 (X86_64_SSE_REGPARM_MAX): New.
11120 (X64_REGPARM_MAX): New.
11121 (X64_SSE_REGPARM_MAX): New.
11122 (X86_32_REGPARM_MAX): New.
11123 (X86_32_SSE_REGPARM_MAX): New.
11124 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11125 (ix86_function_regparm): Handle user calling abi.
11126 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11127 by DEFAULT_ABI versus SYSV_ABI check.
11128 (ix86_reg_parm_stack_space): New.
11129 (ix86_function_type_abi): New.
11130 (ix86_call_abi_override): New.
11131 (ix86_function_abi): New.
11132 (ix86_cfun_abi): New.
11133 (init_cumulative_args): Call abi specific initialization.
11134 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11135 (function_arg_64): Extend SSE_REGPARM_MAX check.
11136 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11137 (ix86_pass_by_reference): Likewise.
11138 (ix86_function_value_regno_p): Likewise.
11139 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11140 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11141 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11142 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11143 (setup_incoming_varargs_64): Adjust regparm for call abi.
11144 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11145 (ix86_va_start): Likewise.
11146 (ix86_gimplify_va_arg): Likewise.
11147 (ix86_expand_prologue): Likewise.
11148 (output_pic_addr_const): Likewise.
11149 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11150 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11151 (x86_output_mi_thunk): Likewise.
11152 (x86_function_profiler): Likewise.
11153 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11154 (SYSV_ABI, MS_ABI): New constants.
11155 (DEFAULT_ABI): New.
11156 (init_regs): Add prototype of function in regclass.c file.
11157 (OVERRIDE_ABI_FORMAT): New.
11158 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11159 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11160 (OUTGOING_REG_PARM_STACK_SPACE): New.
11161 (ix86_reg_parm_stack_space): New prototype.
11162 (CUMULATIVE_ARGS): Add call_abi member.
11163 (machine_function): Add call_abi member.
11164 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11165 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11167 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11170 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11171 (avr_builtin_setjmp_frame_value): New function.
11172 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11173 (nonlocal_goto): Define.
11175 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11177 * config/mips/mips.c (mips_emit_loadgp): Return early if
11178 there is nothing do to, otherwise emit a blockage if
11179 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11180 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11182 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11184 * configure.ac: Drop unneeded backslash ending up in config.in.
11185 * acinclude.m4: Likewise.
11186 * config.in: Regenerate.
11188 2008-05-26 Jan Hubicka <jh@suse.cz>
11190 * predict.c (maybe_hot_frequency_p): Break out of...
11191 (maybe_hot_bb_p): ... here.
11192 (maybe_hot_edge_p): New.
11193 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11194 * basic-block.h (maybe_hot_edge_p): Declare.
11196 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11198 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11199 (*cmpfp_<mode>_cc): Ditto.
11200 (*fp_jcc_8<mode>_387): Ditto.
11201 (*fop_<MODEF:mode>_2_i387): Ditto.
11202 (*fop_<MODEF:mode>_3_i387): Ditto.
11203 (*fop_xf_2_i387): Ditto.
11204 (*fop_xf_3_i387): Ditto.
11206 2008-06-02 Tomas Bily <tbily@suse.cz>
11208 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11210 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11212 * config/mips/mips.c (mips_valid_offset_p): New function.
11213 (mips_valid_lo_sum_p): Likewise.
11214 (mips_classify_address): Use them.
11215 (mips_force_address): New function.
11216 (mips_legitimize_address): Use it.
11217 * config/mips/mips.md (MOVE128): New mode iterator.
11218 (movtf): Require TARGET_64BIT. Remove empty strings.
11219 (*movtf_internal): Rename to...
11220 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11221 of "R" and use {,fp}{load,store} attributes instead of "multi".
11222 Use a separate define_split.
11223 (*movtf_mips16): New pattern.
11225 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11227 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11228 * config/mips/mips.c (mips_expand_before_return): New function.
11229 (mips_expand_epilogue): Call it.
11230 * config/mips/mips.md (return): Turn into a define_expand.
11231 (*return): New insn.
11233 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11235 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11236 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11237 functions. Do not emit uses and clobbers of CONCATs; individually
11238 use and clobber their operands.
11239 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11240 gen_clobber, emit_use and gen_use.
11241 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11242 (expand_builtin_return): Likewise.
11243 * cfgbuild.c (count_basic_blocks): Likewise.
11244 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11245 * explow.c (emit_stack_restore): Likewise.
11246 * expmed.c (extract_bit_field_1): Likewise.
11247 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11248 (emit_move_multi_word, store_constructor): Likewise.
11249 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11250 (thread_prologue_and_epilogue_insns): Likewise.
11251 * lower-subreg.c (resolve_simple_move): Likewise.
11252 * optabs.c (widen_operand, expand_binop): Likewise.
11253 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11254 * reload.c (find_reloads): Likewise.
11255 * reload1.c (eliminate_regs_in_insn): Likewise.
11256 * stmt.c (expand_nl_goto_receiver): Likewise.
11257 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11258 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11259 * config/arm/arm.c (arm_load_pic_register): Likewise.
11260 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11261 * config/arm/arm.md (untyped_return): Likewise.
11262 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11263 * config/avr/avr.c (expand_prologue): Likewise.
11264 * config/bfin/bfin.c (do_unlink): Likewise.
11265 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11266 * config/cris/cris.c (cris_expand_prologue): Likewise.
11267 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11268 (machopic_legitimize_pic_address): Likewise.
11269 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11270 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11271 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11272 (ix86_expand_convert_uns_didf_sse): Likewise.
11273 (ix86_expand_vector_init_general): Likewise.
11274 * config/ia64/ia64.md (eh_epilogue): Likewise.
11275 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11276 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11277 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11278 (config/iq2000/iq2000.c): Likewise.
11279 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11280 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11281 (builtin_longjmp): Likewise.
11282 * config/mn10300/mn10300.md (call, call_value): Likewise.
11283 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11284 * config/pdp11/pdp11.md (abshi2): Likewise.
11285 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11286 * config/s390/s390.c (s390_emit_prologue): Likewise.
11287 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11288 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11289 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11290 * config/sh/sh.c (prepare_move_operands): Likewise.
11291 (output_stack_adjust, sh_expand_epilogue): Likewise.
11292 (sh_set_return_address, sh_expand_t_scc): Likewise.
11293 * config/sparc/sparc.c (load_pic_register): Likewise.
11294 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11295 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11296 * config/v850/v850.c (expand_epilogue): Likewise.
11298 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11300 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11301 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11302 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11303 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11304 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11305 stack pointer register.
11306 (output_movhi): Remove code for interrupt specific writing to the
11307 stack pointer register.
11309 2008-05-31 Richard Guenther <rguenther@suse.de>
11311 PR tree-optimization/34244
11312 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11313 (tree_expr_nonzero_warnv_p): Likewise.
11314 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11315 ssa_name_nonnegative_p.
11316 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11317 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11318 not tree_expr_nonzero_warnv_p.
11320 PR tree-optimization/36262
11322 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11324 PR tree-optimization/34244
11325 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11326 (record_numbers_of_iterations): New function.
11327 (execute_vrp): Cache the numbers of iterations of loops.
11328 * tree-scalar-evolution.c (scev_reset_except_niters):
11330 (scev_reset): Use scev_reset_except_niters.
11331 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11333 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11335 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11336 __WORKAROUND_RETS when appropriate.
11338 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11340 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11341 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11343 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11344 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11345 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11346 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11347 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11348 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11349 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11350 *fop_df_1_sse insn patterns using MODEF mode iterator.
11351 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11352 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11353 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11354 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11355 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11356 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11357 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11358 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11359 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11360 (*fop_xf_5_i387): Ditto.
11361 (*fop_xf_6_i387): Ditto.
11363 2008-05-30 Richard Guenther <rguenther@suse.de>
11365 * builtins.c (build_string_literal): Avoid generating
11366 a non-gimple_val result.
11368 2008-05-30 DJ Delorie <dj@redhat.com>
11370 * exec-tool.in: Use an environment variable (private) instead of a
11371 file (shared) as a semaphore, so as to not break parallel builds.
11373 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11375 * optabs.c (maybe_encapsulate_block): Remove.
11376 (emit_libcall_block): Adjust accordingly.
11377 * optabs.h (maybe_encapsulate_block): Remove prototype.
11379 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11380 Don't use maybe_encapsulate_block.
11382 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11384 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11385 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11386 rtx is a SYMBOL_REF before calling get_pool_constant.
11388 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11390 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11392 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11394 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11395 rather than OS names to choose INO_T_EQ definition.
11396 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11397 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11399 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11402 * config/darwin-f.c: New.
11403 * config/t-darwin: Added rule to build darwin-f.o.
11404 * config.gcc: Defined new variable, fortran_target_objs.
11405 (*-*-darwin*): Set fortran_target_objs.
11406 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11407 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11408 * configure: Regenerated.
11410 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11413 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11414 canonical type if needed.
11416 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11418 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11420 2008-05-29 Richard Guenther <rguenther@suse.de>
11422 PR tree-optimization/36343
11423 PR tree-optimization/36346
11424 PR tree-optimization/36347
11425 * tree-flow.h (clobber_what_p_points_to): Declare.
11426 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11427 pointed-to variable is dereferenced is irrelevant to whether
11428 the pointer can access the pointed-to variable.
11429 (clobber_what_p_points_to): New function.
11430 * tree-ssa-alias.c (set_initial_properties): Use it.
11431 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11432 call clobber check for NMTs.
11434 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11436 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11437 for printing gcov_type.
11439 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11441 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11442 and the eh region information.
11443 * value-prof.c (gimple_move_stmt_histograms): New function.
11444 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11446 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11448 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11450 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11452 * value-prof.c (tree_ic_transform): Print counts.
11453 * tree-profile.c (tree_gen_ic_func_profiler):
11454 Clear __gcov_indreict_call_callee variable to avoid misattribution
11457 2008-05-28 Rafael Espindola <espindola@google.com>
11459 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11462 2008-05-28 Richard Guenther <rguenther@suse.de>
11464 PR tree-optimization/36339
11465 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11466 and clobbering code out of the loop.
11468 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11470 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11473 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11474 s390_contiguous_bitmask_p, s390_symref_operand_p,
11475 s390_check_symref_alignment, s390_reload_larl_operand,
11476 s390_reload_symref_address): New functions.
11477 (s390_branch_condition_mnemonic): Support compare and branch
11479 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11480 and 'W' constraints.
11481 (s390_secondary_reload): Add secondary reloads for unaligned
11482 symbol refs or symbol refs to floating point or QI/TI mode
11484 (legitimate_address_p): Accept symbol references as addresses.
11485 (s390_expand_insv): Use rotate and insert selected bits
11486 instruction for insv when building for z10.
11487 (print_operand_address): Handle symbol ref addresses.
11488 (print_operand): Output modifier 'c' added for signed byte values.
11489 (s390_encode_section_info): Mark symbol refs with
11490 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11492 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11493 (length attribute): RRF, RRR have 4 byte length.
11494 (FPALL, INTALL): New mode iterators added.
11495 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11496 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11497 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11498 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11499 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11500 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11501 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11502 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11504 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11505 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11506 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11507 reload<INTALL:mode><P:mode>_toreg_z10,
11508 reload<FPALL:mode><P:mode>_tomem_z10,
11509 reload<FPALL:mode><P:mode>_toreg_z10,
11510 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11511 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11512 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11513 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11515 (movmem, clrmem, cmpmem): New splitters added.
11517 * config/s390/predicates.md (larl_operand): Use
11518 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11519 SYMBOL_REF_ALIGN1_P.
11520 (s390_signed_integer_comparison,
11521 s390_unsigned_integer_comparison): New predicates.
11523 * config/s390/s390-protos.h (s390_check_symref_alignment,
11524 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11525 s390_reload_symref_address,
11526 s390_compare_and_branch_condition_mask): Prototypes added.
11528 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11529 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11530 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11532 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11534 * config/s390/s390.c (z10_cost): New cost function for z10.
11535 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11536 (s390_issue_rate): Adjust issue rate for z10.
11537 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11538 (processor_flags): Add PF_Z10.
11539 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11540 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11541 * gcc/config.gcc: Add z10.
11543 2008-05-28 Richard Guenther <rguenther@suse.de>
11545 PR tree-optimization/36291
11546 * tree-flow. h (struct gimple_df): Remove var_anns member.
11547 * tree-flow-inline.h (gimple_var_anns): Remove.
11548 (var_ann): Simplify.
11549 * tree-dfa.c (create_var_ann): Simplify.
11550 (remove_referenced_var): Clear alias info from var_anns of globals.
11551 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11552 (delete_tree_ssa): Clear alias info from var_anns of globals.
11553 Do not free var_anns.
11554 (var_ann_eq): Remove.
11555 (var_ann_hash): Likewise.
11557 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11559 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11560 and loongson2f entries.
11561 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11562 * config/mips/mips.h (processor_type): Add Loongson-2E
11563 and Loongson-2F entries.
11564 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11565 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11566 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11567 * doc/invoke.texi (MIPS Options): Document loongson2e
11568 and loongson2f processor names.
11570 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11574 * config/i386/i386.c (ix86_function_arg_boundary): Use
11575 alignment of canonical type.
11576 (ix86_expand_vector_move): Check unaligned memory access for
11579 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11581 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11582 Moved to the front of file.
11584 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11585 H.J. Lu <hongjiu.lu@intel.com>
11587 * dwarf2out.c (current_fde): New.
11589 (lookup_cfa:): Likewise.
11590 (dwarf2out_end_epilogue): Likewise.
11591 (dwarf2out_note_section_used): Likewise.
11593 2008-05-27 Michael Matz <matz@suse.de>
11596 * c.opt (Wenum-compare): New warning option.
11597 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11599 2008-05-27 Michael Matz <matz@suse.de>
11601 PR middle-end/36326
11602 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11604 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11605 into memory as tail calls.
11607 2008-05-27 Richard Guenther <rguenther@suse.de>
11609 PR tree-optimization/36339
11610 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11611 pointers cause all addressable variables to be call clobbered.
11613 2008-05-27 Richard Guenther <rguenther@suse.de>
11615 PR tree-optimization/36245
11616 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11618 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11620 * config/s390/s390.md: Replace all occurences of the 'm'
11621 constraint with 'RT'.
11623 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11625 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11627 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11629 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11630 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11631 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11633 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11635 * reload.c: (find_reloads): Skip alternatives according to the
11636 "enabled" attribute. Constify the constraint variable.
11637 * recog.c (get_attr_enabled): Add default implementation.
11638 (extract_insn): Set the alternative_enabled_p array
11639 in the recog_data struct.
11640 (preprocess_constraints, constrain_operands): Skip
11641 alternatives according to the "enabled" attribute
11642 * recog.h (struct recog_data): New field alternative_enabled_p.
11643 (skip_alternative): New inline function.
11644 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11645 (record_reg_classes): Skip alternative according to the
11646 "enabled" attribute.
11648 * doc/md.texi: Add documention for the "enabled" attribute.
11650 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11652 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11653 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11654 constraint with TARGET_MEM_CONSTRAINT.
11655 * recog.c (asm_operand_ok, preprocess_constraints,
11656 constrain_operands): Likewise.
11657 * regclass.c (record_reg_classes): Likewise.
11658 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11659 * reload1.c (maybe_fix_stack_asms): Likewise.
11660 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11661 * recog.h: Adjust comment.
11662 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11663 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11664 * doc/md.texi: Add a note to description of 'm' constraint.
11665 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11667 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11669 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11670 that the bitfield is of integral type before testing its precision.
11672 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11673 Sa Liu <saliu@de.ibm.com>
11675 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11676 __modti3, __udivti3, __umodti3 and __udivmodti4.
11677 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11678 that implement TImode mul and div functions.
11679 * config/spu/multi3.c: New. Implement __multi3.
11680 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11681 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11684 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11686 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11687 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11688 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11689 tls_sysv_suffix): New mode and mode attribute iterators.
11690 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11691 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11692 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11693 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11694 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11697 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11699 PR tree-optimization/36329
11700 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11701 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11702 * cgraphbuild.c (initialize_inline_failed): Use the latter
11703 macro in lieu of the former.
11704 * ipa-inline.c (cgraph_mark_inline): Likewise.
11705 (cgraph_decide_inlining_of_small_function): Likewise.
11706 (cgraph_decide_inlining): Likewise.
11707 (cgraph_decide_inlining_incrementally): Likewise.
11709 2008-05-26 Tristan Gingold <gingold@adacore.com>
11710 Anatoly Sokolov <aesok@post.ru>
11712 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11713 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11714 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11715 optimization for 'avr6' architecture.
11717 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11720 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11722 2008-05-26 Richard Guenther <rguenther@suse.de>
11724 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11725 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11727 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11729 PR middle-end/36253
11730 * caller-save.c (insert_restore): Verify alignment of spill space.
11731 (insert_save): Likewise.
11732 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11733 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11734 (STACK_SLOT_ALIGNMENT): Likewise.
11735 * function.c (LOCAL_ALIGNMENT): Removed.
11736 (get_stack_local_alignment): New.
11737 (assign_stack_local): Use it. Set alignment on stack slot.
11738 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11739 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11740 (STACK_SLOT_ALIGNMENT): New.
11741 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11742 stack slot in XFmode.
11744 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11746 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11749 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11750 argument operand in rax isn't removed.
11752 2008-05-26 Richard Guenther <rguenther@suse.de>
11754 PR middle-end/36300
11755 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11756 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11758 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11761 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11763 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11765 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11766 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11768 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11770 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11771 build a trampoline if we don't want one.
11772 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11773 return zero for nested functions if we don't want a trampoline.
11775 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11777 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11779 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11782 * c.opt: Removed undocumented option '-lang-fortran'.
11783 * c-common.h: Removed global variable 'lang_fortran'.
11784 * c-opts.c (c_common_handle_option): Removed code to handle
11785 option '-lang-fortran'. Updated includes.
11786 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11787 definition of '__GFORTRAN__'.
11788 (define__GNUC__): Reimplemented to use BASEVER and
11789 cpp_define_formatted.
11790 (builtin_define_with_value_n): Removed.
11791 * c-incpath.h: Renamed to ...
11792 * incpath.h: ... this.
11793 * c-incpath.c: Renamed to ...
11794 * incpath.c: ... this. Updated includes.
11795 * fix-header.c: Updated includes.
11796 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11797 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11798 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11800 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11802 * tree.h: Update the table of flags used on tree nodes.
11803 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11804 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11805 (FORCED_LABEL): Add access check.
11806 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11807 (ASM_INPUT_P): Likewise.
11808 (ASM_VOLATILE_P): Likewise.
11809 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11810 (OMP_SECTION_LAST): Access private_flag directly.
11811 (OMP_RETURN_NOWAIT): Likewise.
11812 (OMP_PARALLEL_COMBINED): Likewise.
11813 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11814 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11815 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11816 deprecated_flag directly.
11818 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11820 * final.c (frame_pointer_needed): Removed.
11821 * flags.h (frame_pointer_needed): Likewise.
11823 * function.h (rtl_data): Add frame_pointer_needed.
11824 (frame_pointer_needed): New.
11826 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11828 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11830 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11832 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11835 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11837 * c-common.c (strip_array_types): Move function to..
11839 (get_inner_array_type): Delete.
11840 * c-common.h (strip_array_types): Move declaration to..
11842 (get_inner_array_type): Delete.
11843 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11844 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11845 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11846 * config/pa/pa.c (emit_move_sequence): Likewise.
11848 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11850 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11853 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11855 * function.c: Include target hook for nonlocal_goto frame value.
11857 2008-05-24 Richard Guenther <rguenther@suse.de>
11859 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11860 variable can be only accessed through a pointer or a union.
11862 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11864 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11865 * doc/extend.texi: Likewise.
11867 2008-05-23 DJ Delorie <dj@redhat.com>
11869 * config/m32c/jump.md (untyped_call): Add.
11871 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11872 for A24 to PSImode.
11873 (m32c_address_cost): Detail costs for indirect offsets.
11875 2008-05-23 Rafael Espindola <espindola@google.com>
11877 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11878 if a node is a SUBREG.
11879 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11882 2008-05-23 Paul Brook <paul@codesourcery.com>
11883 Carlos O'Donell <carlos@codesourcery.com>
11885 * doc/extend.texi: Clarify use of __attribute__((naked)).
11886 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11887 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11888 * function.c (use_register_for_decl): Use
11889 targetm.calls.allocate_stack_slots_for_args.
11890 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11891 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11892 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11894 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11896 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11898 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11900 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11901 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11902 is only rounded once.
11904 2008-05-23 Richard Guenther <rguenther@suse.de>
11906 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11908 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11909 Jakub Jelinek <jakub@redhat.com>
11912 * configure.ac: Handle --enable-cld.
11913 * configure: Regenerated.
11914 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11915 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11916 (ix86_current_function_needs_cld): New define.
11917 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11918 (cld): New isns pattern.
11919 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11920 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11921 * config/i386/i386.opt (mcld): New option.
11922 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11923 TARGET_CLD and ix86_current_function_needs_cld.
11924 (override_options): Use -mcld by default for 32-bit code if
11927 * doc/install.texi (Options specification): Document --enable-cld.
11928 * doc/invoke.texi (Machine Dependent Options)
11929 [i386 and x86-64 Options]: Add -mcld option.
11930 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11932 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11933 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11934 (return_in_memory_64): Likewise.
11935 (return_in_memory_ms_64): Likewise.
11937 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11939 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11940 * builtins.c (fold_builtin_fpclassify): New.
11941 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11942 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11943 * c-common.c (handle_type_generic_attribute): Adjust to accept
11944 fixed arguments before an elipsis.
11945 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11946 * doc/extend.texi: Document __builtin_fpclassify.
11948 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11950 * omp-low.c (gate_expand_omp_ssa): Remove.
11951 (pass_expand_omp_ssa): Remove.
11952 (gate_expand_omp): Do not check for flag_openmp_ssa.
11953 * common.opt (-fopenmp-ssa): Remove.
11954 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11956 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11958 * config/sh/sh.opt (mfixed-range): New option.
11959 * config/sh/sh-protos.h (sh_fix_range): Declare.
11960 * config/sh/sh.c (sh_fix_range): New function.
11961 * config/sh/sh.h (sh_fixed_range_str): Declare.
11962 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11964 * doc/invoke.texi (SH Options): Document -mfixed-range.
11966 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11968 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11969 it before the redeclaration.
11971 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11973 * config/avr/avr.c (get_sequence_length): Add new function.
11974 (expand_prologue, expand_epilogue): Remove duplicate code.
11976 2008-05-22 Rafael Espindola <espindola@google.com>
11978 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11981 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11983 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11984 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11986 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11987 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11988 (vect_update_misalignment_for_peel): Likewise.
11989 (vector_alignment_reachable_p): Likewise.
11990 * tree-vect-transform.c (vectorizable_load): Likewise.
11991 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11992 (get_vectype_for_scalar_type): Pass mode of scalar_type
11993 to UNITS_PER_SIMD_WORD.
11995 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11996 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11997 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11998 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11999 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12001 2008-05-22 Ira Rosen <irar@il.ibm.com>
12003 PR tree-optimization/36293
12004 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12005 if the first load must be skipped because of a gap.
12007 2008-05-22 Richard Guenther <rguenther@suse.de>
12009 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12010 more cases of offset disambiguation that is possible if
12011 strict-aliasing rules apply.
12012 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12013 for basic offset and type-based disambiguation.
12015 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12017 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12018 ix86_expand_vector_set on V16QImode for SSE4.1.
12020 2008-05-21 Tom Tromey <tromey@redhat.com>
12022 * c.opt (Wimport): Mark as undocumented.
12023 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12025 (Warning Options): Likewise.
12026 * doc/cppopts.texi: Don't mention -Wimport.
12028 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12030 PR tree-optimization/36287
12031 PR tree-optimization/36286
12032 * lambda-code.c (build_access_matrix): Do not use the loop->num
12033 for computing the number of induction variables: use the loop depth
12036 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12039 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12040 option -f(no-)leading-underscore.
12042 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12044 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12045 GET_MODE_NUNITS (mode).
12047 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12049 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12050 (-mmulhw): Add 464 to description.
12051 (-mdlmzb): Likewise.
12052 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12053 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12055 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12056 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12057 * config/rs6000/rs6000.md: Update comments for 464.
12059 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12061 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12063 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12065 * config/i386/sse.md (vec_extractv4sf): Removed.
12066 (vec_extractv2df): Likewise.
12067 (vec_extractv2di): Likewise.
12068 (vec_extractv4si): Likewise.
12069 (vec_extractv8hi): Likewise.
12070 (vec_extractv16qi): Likewise.
12071 (vec_extract<mode>): New.
12073 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12075 * config/i386/sse.md (vec_setv4sf): Removed.
12076 (vec_setv2df): Likewise.
12077 (vec_setv2di): Likewise.
12078 (vec_setv4si): Likewise.
12079 (vec_setv8hi): Likewise.
12080 (vec_setv16qi): Likewise.
12081 (vec_set<mode>): New.
12083 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12085 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12086 goto for vec_concat and vec_interleave.
12088 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12090 * config/i386/sse.md (vec_initv4sf): Removed.
12091 (vec_initv2df): Likewise.
12092 (vec_initv2di): Likewise.
12093 (vec_initv4si): Likewise.
12094 (vec_initv8hi): Likewise.
12095 (vec_initv16qi): Likewise.
12096 (vec_init<mode>): New.
12098 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12100 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12102 2008-05-21 Tom Tromey <tromey@redhat.com>
12104 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12105 (zone_find_object_offset): Likewise.
12106 (gt_ggc_m_S): Likewise.
12107 (highest_bit): Likewise.
12108 * ggc-page.c (gt_ggc_m_S): New function.
12109 * stringpool.c (string_stack): Remove.
12110 (init_stringpool): Update.
12111 (ggc_alloc_string): Use ggc_alloc.
12112 (maybe_delete_ident): New function.
12113 (ggc_purge_stringpool): Likewise.
12114 (gt_ggc_m_S): Remove.
12115 * ggc-common.c (ggc_protect_identifiers): New global.
12116 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12117 ggc_protect_identifiers.
12118 * ggc.h (ggc_protect_identifiers): Declare.
12119 (gt_ggc_m_S): Update.
12120 (ggc_purge_stringpool): Declare.
12121 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12122 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12124 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12126 2008-05-21 David S. Miller <davem@davemloft.net>
12128 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12131 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12133 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12136 2008-05-20 David Daney <ddaney@avtrex.com>
12138 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12139 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12140 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12141 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12142 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12143 (atomic_hiqi_op): New define_code_iterator.
12144 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12145 mips_expand_compare_and_swap_12.
12146 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12147 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12148 (sync_<optab><mode>, sync_old_<optab><mode>,
12149 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12150 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12151 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12152 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12153 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12154 (test_and_set_12): New insn.
12155 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12156 sync_new_<optab><mode>, sync_old_nand<mode>,
12157 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12158 clobber to operand 0 for SI and DI mode insns.
12159 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12160 mips_gen_fn_4): New typedefs.
12161 (mips_gen_fn_ptrs): Define new union type.
12162 (mips_expand_compare_and_swap_12): Remove declaration.
12163 (mips_expand_atomic_qihi): Declare function.
12164 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12165 (mips_expand_atomic_qihi): ... this. Use new generator function
12167 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12168 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12169 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12170 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12171 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12172 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12173 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12174 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12175 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12176 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12179 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12181 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12184 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12186 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12187 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12188 (avr_attribute_table): Add 'OS_main' function attribute.
12189 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12190 functions with 'OS_main' attribute.
12192 2008-05-20 Richard Guenther <rguenther@suse.de>
12194 PR tree-optimization/35204
12195 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12196 helper, split out from ...
12197 (DFS): ... here. Make the DFS walk non-recursive.
12199 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12200 Jan Sjodin <jan.sjodin@amd.com>
12202 PR tree-optimization/36181
12203 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12204 (parallelize_loops): Don't parallelize when the loop has vector
12207 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12208 Sebastian Pop <sebastian.pop@amd.com>
12210 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12211 matrix, and never look at the tree representation of the memory
12213 (linear_transform_loops): Computes parameters and access matrices.
12214 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12216 (access_matrix_get_index_for_parameter): New.
12217 * tree-data-ref.h (struct access_matrix): New.
12218 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12219 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12220 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12221 am_vector_index_for_loop): New.
12222 (struct data_reference): Add field access_matrix.
12223 (DR_ACCESS_MATRIX): New.
12224 (compute_data_dependences_for_loop): Update declaration.
12225 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12226 * lambda.h (lambda_vector_vec_p): Declared.
12227 * lambda-code.c: Depend on pointer-set.h.
12228 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12229 av_for_af_base, av_for_af, build_access_matrix,
12230 lambda_compute_access_matrices): New.
12231 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12233 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12235 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12236 $SOURCEDIR/include.
12238 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12239 Sebastian Pop <sebastian.pop@amd.com>
12241 PR tree-optimization/36206
12242 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12244 (instantiate_scev_1): Rename flags to fold_conversions.
12245 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12246 outeside instantiation_loop.
12247 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12248 (evolution_function_is_affine_or_constant_p): Removed.
12249 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12251 (analyze_siv_subscript): Pass in the loop nest number.
12252 Call evolution_function_is_affine_in_loop instead of
12253 evolution_function_is_affine_p.
12254 (analyze_overlapping_iterations): Pass in the loop nest number.
12256 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12257 Sebastian Pop <sebastian.pop@amd.com>
12259 PR tree-optimization/36206
12260 * tree-chrec.h (chrec_fold_op): New.
12261 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12264 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12266 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12268 (remove_duplicates): Do not set inode on non-inode systems.
12271 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12273 * config.gcc (tm_file): Update comments about relative pathnames.
12275 2008-05-20 Richard Guenther <rguenther@suse.de>
12277 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12278 * tree-ssa-sccvn.c (process_scc): Likewise.
12279 * tree-ssa-sink.c (execute_sink_code): Likewise.
12280 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12281 * tree-vrp.c (process_assert_insertions): Likewise.
12282 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12283 (perform_tree_ssa_dce): Likewise.
12284 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12285 (dump_dominator_optimization_stats): Likewise.
12286 * tree-vectorizer.c (vectorize_loops): Likewise.
12288 2008-05-20 Richard Guenther <rguenther@suse.de>
12290 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12292 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12294 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12295 (ix86_i386elf_return_in_memory): Likewise.
12296 (ix86_i386interix_return_in_memory): Likewise.
12297 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12298 (SUBTARGET_RETURN_IN_MEMORY): New.
12299 * config/i386/i386elf.h: Likewise.
12300 * config/i386/ptx4-i.h: Likewise.
12301 * config/i386/sol2-10.h: Likewise.
12302 * config/i386/sysv4.h: Likewise.
12303 * config/i386/vx-common.h: Likewise.
12304 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12305 * config/i386/i386.c (ix86_return_in_memory): Made static and
12306 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12307 (ix86_i386elf_return_in_memory): Removed.
12308 (ix86_i386interix_return_in_memory): Removed.
12309 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12310 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12312 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12314 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12316 2008-05-19 Xinliang David Li <davidxl@google.com>
12318 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12320 * common.opt: Ditto.
12321 * doc/invoke.texi: Ditto.
12323 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12325 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12326 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12328 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12330 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12331 sizes of operand array from 8/4 to 4/2.
12332 (ix86_expand_vector_init_general): Change size of operand array
12333 from 32 to 16. Remove op0, op1 and half_mode.
12335 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12337 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12338 (ix86_expand_vector_init_interleave): Likewise.
12339 (ix86_expand_vector_init_general): Use them. Assert
12340 word_mode == SImode when n_words == 4.
12342 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12344 * config/i386/i386.c (ix86_secondary_reload): New static function.
12345 (TARGET_SECONDARY_RELOAD): New define.
12346 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12347 * config/i386/i386.md (reload_outqi): Remove.
12349 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12351 PR middle-end/35509
12352 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12353 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12354 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12355 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12356 (fold_builtin_1): Likewise.
12357 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12358 c-common.c (check_builtin_function_arguments): Handle
12359 BUILT_IN_ISINF_SIGN.
12360 * doc/extend.texi: Document __builtin_isinf_sign.
12361 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12363 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12365 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12366 EH cleanup at the end of the pass, search for those that have been
12367 turned into forwarder blocks and do the cleanup on their successor.
12369 2008-05-18 Richard Guenther <rguenther@suse.de>
12371 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12372 pointers to sizetype and vice versa.
12374 2008-05-18 Xinliang David Li <davidxl@google.com>
12376 * gcc/tree-ssa-dce.c: Coding style fix.
12377 (check_pow): Documentation comment.
12378 (check_log): Documenation comment. Coding style fix.
12379 (is_unnecessary_except_errno_call): Ditto.
12380 (gen_conditions_for_pow): Ditto.
12381 (gen_conditions_for_log): Ditto.
12382 (gen_shrink_wrap_conditions): Ditto.
12383 (shrink_wrap_one_built_in_calls): Ditto.
12384 * gcc/doc/invoke.texi: Better documentation string.
12385 * ChangeLog: Fix wrong change log entries from
12386 May 17 checkin on function call DCE.
12388 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12390 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12392 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12394 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12395 * df-problems.c (simulation routines): Fixed block comment to
12396 properly say how to add forwards scanning functions.
12398 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12400 * tree-inline.c (setup_one_parameter): Remove dead code.
12402 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12404 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12405 a BIT_AND_EXPR only for an INTEGER_TYPE.
12407 2008-05-17 Xinliang David Li <davidxl@google.com>
12409 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12410 (check_pow, check_log, is_unnecessary_except_errno_call): New
12411 functions to check for eliminating math functions that are pure
12412 except for setting errno.
12413 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12414 general condition expressions for shrink-wrapping pow/log calls.
12415 (gen_shrink_wrap_conditions): Ditto.
12416 (shrink_wrap_one_built_in_call): Ditto.
12417 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12418 (mark_operand_necessary): If debugging, output if OP is necessary.
12419 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12421 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12423 * gcc/common.opt: New user flag -ftree-builtin-dce.
12424 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12426 2008-05-16 David S. Miller <davem@davemloft.net>
12428 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12429 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12431 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12434 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12436 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12438 * ifcvt.c (dead_or_predicable): Rename
12439 df_simulate_one_insn_backwards to df_simulate_one_insn.
12440 * recog.c (peephole2_optimize): Ditto.
12441 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12443 * df.h: Rename df_simulate_one_insn_backwards to
12444 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12445 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12446 scanning of defs and uses.
12447 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12448 (df_simulate_one_insn_forwards): Removed.
12450 2008-05-16 Doug Kwan <dougkwan@google.com>
12452 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12454 (real_from_string): Handle NaNs and Inf as approriate.
12456 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12458 * doc/gty.texi (Source Files Containing Type Information): Note
12459 that headers should appear first in the gtfiles list.
12461 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12463 * tree.def (COND_EXEC): Properly documented this code.
12465 2008-05-16 Diego Novillo <dnovillo@google.com>
12467 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12468 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12471 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12473 * tree-ssa-dse (max_stmt_uid): Removed.
12474 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12475 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12476 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12477 * function.h (cfun.last_stmt_uid): New field.
12478 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12479 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12481 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12482 (create_stmt_ann): Initialize the ann->uid field.
12483 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12485 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12487 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12489 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12490 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12491 (init_empty_tree_cfg): Call it.
12493 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12495 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12498 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12500 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12501 * tree-dump.c (dump_options): New verbose option.
12502 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12504 * tree-pass.h (TDF_VERBOSE): New dump flag.
12505 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12506 (tree-flow.h): Added include.
12507 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12509 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12511 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12513 From Jie Zhang <jie.zhang@analog.com>
12514 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12515 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12516 mcpu=bf561-none and mcpu=bf561-0.2.
12517 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12518 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12519 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12520 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12521 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12522 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12523 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12525 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12526 (cputype_selected): Remove.
12527 (bfin_handle_option): Don't use cputype_selected.
12528 (override_options): When no mcpu option, enable all workarounds.
12529 Don't use bfin_workarounds.
12530 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12532 (DEFAULT_CPU_TYPE): Don't define.
12534 2008-05-16 Richard Guenther <rguenther@suse.de>
12536 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12537 on deletion of the last stmt.
12539 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12541 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12542 V8HImode for SSE2 and V16QImode for SSE4.1.
12544 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12546 * cgraph.h (compute_inline_parameters): Made public.
12547 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12548 variable_generate_summary, function_write_summary,
12549 variable_write_summary, variable_read_summary. Added generate_summary,
12550 write_summary, read_summary.
12551 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12552 pass_ipa_inline.function_generate_summary, to
12553 compute_inline_parameters.
12554 * ipa-inline.c (compute_inline_parameters): Made public and added
12556 (compute_inline_parameters_for_current): New function.
12557 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12558 (inline_generate_summary): Removed parameter and made to loop over
12560 (pass_ipa_inline): Updated for new IPA_PASS structure.
12561 * passes.c (execute_ipa_summary_passes): Now is called once per
12562 pass rather than once per node*pass.
12564 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12566 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12567 avr_have_mul_p, avr_asm_only_p): Remove variables.
12568 (avr_override_options): Remove initialization of removed variables.
12569 (avr_file_start): Convert removed variables to fields of
12570 'struct base_arch_s *avr_current_arch'.
12571 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12572 (AVR_HAVE_MUL): (Ditto.).
12573 (AVR_HAVE_MOVW): (Ditto.).
12574 (AVR_HAVE_LPMX): (Ditto.).
12575 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12576 avr_asm_only_p): Remove declaration.
12578 2008-05-15 Diego Novillo <dnovillo@google.com>
12580 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12581 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12583 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12585 PR middle-end/36194
12586 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12587 Don't call record_truncated_value from here.
12588 (record_truncated_value): Turn it into a for_each_rtx callback.
12589 (record_truncated_values): New function.
12590 (combine_instructions): Call note_uses with record_truncated_values.
12591 Change name of check_conversion to check_promoted_subreg.
12593 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12595 * doc/sourcebuild.texi: Document support for torture tests.
12597 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12599 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12600 to alternative 4 of operand 2.
12602 2008-05-15 Richard Guenther <rguenther@suse.de>
12604 * tree-pass.h (current_pass): Declare.
12605 (get_pass_for_id): Likewise.
12606 * passes.c (passes_by_id, passes_by_id_size): New globals.
12607 (set_pass_for_id): New function.
12608 (get_pass_for_id): Likewise.
12609 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12610 (execute_function_todo): Flush per function statistics.
12611 * toplev.c (compile_file): Init statistics.
12612 (general_init): Do early statistics initialization.
12613 (finalize): Finish statistics.
12614 * statistics.h (statistics_early_init): Declare.
12615 (statistics_init): Likewise.
12616 (statistics_fini): Likewise.
12617 (statistics_fini_pass): Likewise.
12618 (statistics_counter_event): Likewise.
12619 (statistics_histogram_event): Likewise.
12620 * statistics.c: New file.
12621 * Makefile.in (OBJS-common): Add statistics.o.
12622 (statistics.o): Add dependencies.
12623 * doc/invoke.texi (-fdump-statistics): Document.
12625 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12626 (insert): Likewise.
12627 (execute_pre): Use statistics_counter_event.
12628 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12629 (substitute_and_fold): Increment it. Use statistics_counter_event.
12631 2008-05-15 Diego Novillo <dnovillo@google.com>
12633 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12635 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12636 * tree-ssa-alias.c (new_type_alias): Remove references to
12637 sub-variables from comment.
12638 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12640 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12642 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12643 attribute to 1 only for insertps alternative.
12645 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12647 * config/bfin/bfin.md (loadbytes): New pattern.
12648 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12649 (bfin_init_builtins): Initialize it.
12650 (bdesc_1arg): Add it.
12652 2008-05-15 Sa Liu <saliu@de.ibm.com>
12654 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12655 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12656 * testsuite/lib/target-supports.exp: Add
12657 check_effective_target_fortran_integer_16.
12659 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12661 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12662 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12663 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12664 (TARGET_RETURN_IN_MEMORY): Define.
12666 2008-05-15 Richard Guenther <rguenther@suse.de>
12668 PR middle-end/36244
12669 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12670 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12671 represent unmodifiable vars.
12673 2008-05-15 Richard Guenther <rguenther@suse.de>
12675 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12676 INDIRECT_REF and TARGET_MEM_REF.
12677 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12680 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12681 H.J. Lu <hongjiu.lu@intel.com>
12683 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12684 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12685 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12686 insn alternatives. Add missing alternatives.
12687 (*vec_concatv2di_rex64_sse4_1): Likewise.
12688 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12689 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12690 Require TARGET_SSE.
12692 2008-05-15 Richard Guenther <rguenther@suse.de>
12694 PR tree-optimization/36009
12695 PR tree-optimization/36204
12696 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12697 (determine_invariantness_stmt): Record the loop a store is
12698 always executed in.
12699 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12702 2008-05-15 Richard Guenther <rguenther@suse.de>
12704 PR tree-optimization/34330
12705 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12706 through the pointer will alias the SMT.
12708 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12710 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12712 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12714 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12716 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12717 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12719 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12720 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12721 (vashl_optab): New optab for vector/vector shifts.
12722 (vashr_optab): Ditto.
12723 (vlshr_optab): Ditto.
12724 (vrotl_optab): Ditto.
12725 (vrotr_optab): Ditto.
12726 (optab_subtype): New enum for optab_for_tree_code call.
12727 (optab_for_tree_code): Add enum optab_subtype argument.
12729 * optabs.c (optab_for_tree_code): Take an additional argument to
12730 distinguish between a vector shift by a scalar and vector shift by
12731 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12732 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12733 vector shift by a vector.
12734 (expand_widen_pattern_expr): Pass additional argument to
12735 optab_for_tree_code.
12737 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12738 vrotl_optab, vrotr_optab.
12740 * expr.c (expand_expr_real_1): Update calls to
12741 optab_for_tree_code to distinguish between vector shifted by a
12742 scalar and vector shifted by a vector.
12743 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12744 (supportable_narrowing_operation): Ditto.
12745 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12746 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12747 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12748 (vect_create_epilog_for_reduction): Ditto.
12749 (vectorizable_reduction): Ditto.
12750 (vectorizable_operation): Ditto.
12751 (vect_strided_store_supported): Ditto.
12752 (vect_strided_load_supported): Ditto.
12753 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12754 * expmed.c (expand_shift): Ditto.
12756 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12758 (ashr@var{m}3): Ditto.
12759 (vashl@var{m}3): Document new vector/vector shift standard name.
12760 (vashr@var{m}3): Ditto.
12761 (vlshr@var{m}3): Ditto.
12762 (vrotl@var{m}3): Ditto.
12763 (vrotr@var{m}3): Ditto.
12765 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12766 (PPERM_INVERT): Ditto.
12767 (PPERM_REVERSE): Ditto.
12768 (PPERM_REV_INV): Ditto.
12769 (PPERM_ZERO): Ditto.
12770 (PPERM_ONES): Ditto.
12771 (PPERM_SIGN): Ditto.
12772 (PPERM_INV_SIGN): Ditto.
12773 (PPERM_SRC1): Ditto.
12774 (PPERM_SRC2): Ditto.
12776 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12777 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12778 allows a memory operand to be the value being added, and split it
12779 to improve vectorization.
12780 (sse5_pmacsdqh_mem): Ditto.
12781 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12782 (sse5_mulv2div2di3_high): Ditto.
12783 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12784 (vec_pack_trunc_v4si): Ditto.
12785 (vec_pack_trunc_v2di): Ditto.
12786 (sse5_pcmov_<mode>): Remove code that tried to use use
12787 andps/andnps instead of pcmov.
12788 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12789 pmacsdqh instructions.
12790 (vec_widen_smult_lo_v4si): Ditto.
12792 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12793 (PPERM_INVERT): Ditto.
12794 (PPERM_REVERSE): Ditto.
12795 (PPERM_REV_INV): Ditto.
12796 (PPERM_ZERO): Ditto.
12797 (PPERM_ONES): Ditto.
12798 (PPERM_SIGN): Ditto.
12799 (PPERM_INV_SIGN): Ditto.
12800 (PPERM_SRC1): Ditto.
12801 (PPERM_SRC2): Ditto.
12802 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12804 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12806 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12807 says ignore whether the last reference is a memory operand.
12809 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12810 Paolo Bonzini <bonzini at gnu dot org>
12812 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12815 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12816 (vlshr<mode>3): Rename from vlshr<mode>3.
12817 (vashr<mode>3): Rename from vashr<mode>3.
12818 (mulv4sf3): Change the names of vector shift patterns.
12822 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12825 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12850 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12851 (floatunssidf2_internal): Change vector/vector shift names.
12852 (floatunsdidf2_internal): Ditto.
12859 (vashl<mode>3): Rename from ashl<mode>3.
12860 (vashr<mode>3): Rename from ashr<mode>3.
12861 (vlshr<mode>3): Rename from lshr<mode>3.
12862 (vrotl<mode>3): Rename from rotl<mode>3.
12864 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12867 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12868 multiply gives the wrong value when doing widening multiplies.
12869 (vec_widen_smult_lo_v4si): Ditto.
12871 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12873 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12874 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12875 emit_library_call_value.
12876 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12877 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12878 * calls.c (initialize_argument_information, precompute_arguments,
12879 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12880 (precompute_arguments): Removed flags parameter.
12881 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12883 2008-05-14 Richard Guenther <rguenther@suse.de>
12885 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12886 Make sure to register the store if the use is a PHI_NODE.
12888 2008-05-14 Olivier Hainque <hainque@adacore.com>
12890 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12891 memory if the component is to be referenced in BLKmode according
12892 to get_inner_reference.
12894 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12896 * calls.c (emit_library_call_value_1): Restore code clearing
12897 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12899 2008-05-14 Olivier Hainque <hainque@adacore.com>
12900 Nicolas Roche <roche@adacore.com>
12902 * configure.ac: Add support for a "gcc_subdir" variable in
12903 config-lang.in, to denote a subdirectory where the language/GCC
12904 integration files are to be found.
12905 * configure: Regenerate.
12907 2008-05-14 Ira Rosen <irar@il.ibm.com>
12909 PR tree-optimization/36098
12910 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12911 value for the first load in the group in case of a gap.
12912 (vect_build_slp_tree): Check that there are no gaps in loads.
12914 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12916 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12917 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12918 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12919 emit_insn and remove unneeded code to construct extra args.
12920 (emit_no_conflict_block): Removed.
12921 * optabls.h: (emit_no_conflict_block): Removed.
12922 * cse.c (cse_extended_basic_block): Remove search for
12923 REG_NO_CONFLICT note.
12924 * global.c: Removed incorrect comment added in revision 117.
12925 * expr.c (convert_move): Change call to emit_no_conflict_block to
12927 * recog.c: Change comments so that they do not mention
12929 * local_alloc.c (combine_regs): Removed last parameter.
12930 (no_conflict_p): Removed.
12931 (block_alloc): Removed note, no_conflict_combined_regno and set
12932 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12933 (combine_regs): Removed already_dead and code to look for
12934 REG_NO_CONFLICT notes.
12935 * lower_subreg (remove_retval_note): Removed code to look for
12936 REG_NO_CONFLICT block.
12937 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12938 (resolve_clobber): Remove code to process libcalls that have
12939 REG_NO_CONFLICT notes.
12940 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12942 * combine.c (can_combine_p, distribute_notes): Removed
12943 REG_NO_CONFLICT case.
12944 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12946 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12947 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12949 * reg-notes.def (NO_CONFLICT): Removed.
12951 2008-05-14 David S. Miller <davem@davemloft.net>
12953 * config/sparc/sparc.c (sparc_profile_hook): If
12954 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12955 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12956 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12958 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12960 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12962 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12965 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12966 and op1 expansion before vector concat to have less live pseudos.
12968 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12970 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12971 ix86_expand_vector_set if supported.
12973 2008-05-13 Diego Novillo <dnovillo@google.com>
12974 Kenneth Zadeck <zadeck@naturalbridge.com>
12976 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12978 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12979 phinodes_print_statistics, init_ssanames, fini_ssanames,
12980 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12981 release_ssa_name, release_defs, replace_ssa_name_symbol,
12982 ssanames_print_statistics): Move ...
12983 * tree-flow.h: ... here.
12984 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12985 Use FN instead of cfun.
12986 (make_ssa_name_fn): Rename from make_ssa_name.
12987 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12988 * tree-flow-inline.h (make_ssa_name): Move from
12989 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12990 * omp-low.c (expand_omp_parallel):
12991 * tree-flow-inline.h (redirect_edge_var_map_result):
12992 * tree-ssa.c (init_tree_ssa): Add argument FN.
12993 Use it instead of cfun. Update all users.
12995 2008-05-13 Tom Tromey <tromey@redhat.com>
12997 PR preprocessor/22168:
12998 * doc/cpp.texi (Top): Update menu.
12999 (Alternatives to Wrapper #ifndef): New node.
13000 (Other Directives): Document deprecation.
13001 (Obsolete Features): Remove menu.
13002 (Assertions): Merge node into Obsolete Features.
13003 (Obsolete once-only headers): Move earlier; rename to Alternatives
13004 to Wrapper #ifndef.
13005 * doc/cppopts.texi: Update.
13006 * c.opt (Wdeprecated): Enable for C and ObjC.
13007 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13008 (C++ Dialect Options): Move -Wno-deprecated from here to...
13009 (Warning Options): ... here.
13011 2008-05-13 Richard Guenther <rguenther@suse.de>
13013 PR middle-end/36227
13014 * fold-const.c (fold_sign_changed_comparison): Do not allow
13015 changes in pointer-ness.
13017 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13020 * config/sh/sh.c (sh_expand_prologue): Don't clear
13021 RTX_FRAME_RELATED_P for push insns.
13023 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13025 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13027 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13029 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13030 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13031 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13033 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13035 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13036 (*vec_concatv4sf_sse): This.
13037 (*sse2_concatv2si): Renamed to ...
13038 (*vec_concatv2si_sse2): This.
13039 (*sse1_concatv2si): Renamed to ...
13040 (*vec_concatv2si_sse): This.
13041 (*vec_concatv2di_rex): Renamed to ...
13042 (*vec_concatv2di_rex64): This.
13043 (*vec_concatv2si_sse4_1): New.
13044 (*vec_concatv2di_rex64_sse4_1): Likewise.
13046 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13048 PR rtl-optimization/36111
13049 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13050 that was created for swappable operands.
13052 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13055 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13056 * configure.ac: Add call to ACX_PROG_GNAT.
13058 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13060 * optc-gen.awk: Fix comment typo.
13062 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13064 * pretty-print.c (pp_integer_with_precision): Use
13065 HOST_LONG_LONG_FORMAT.
13067 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13069 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13071 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13073 * config/i386/i386.c (bdesc_ptest): Removed.
13074 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13075 (bdesc_args): Add __builtin_ia32_ptestz128,
13076 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13077 (ix86_init_mmx_sse_builtins): Updated.
13078 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13079 (ix86_expand_builtin): Updated.
13081 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13083 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13084 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13086 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13088 * value-prof.c (interesting_stringop_to_profile): Do not
13089 return early for BUILT_IN_MEMPCPY.
13091 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13093 * calls.c (expand_call): Don't use callgraph to increase
13094 preferred_stack_boundary.
13096 * cgraph.h (cgraph_rtl_info): Use unsigned on
13097 preferred_incoming_stack_boundary.
13099 * final.c (rest_of_clean_state): Use unsigned on
13100 preferred_stack_boundary.
13102 2008-05-09 Tom Tromey <tromey@redhat.com>
13104 PR preprocessor/22231:
13105 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13108 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13110 PR tree-optimization/36129
13111 * tree-ssa-ccp.c: Include value-prof.h.
13112 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13113 built-in function was folded to a constant.
13114 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13116 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13117 Sebastian Pop <sebastian.pop@amd.com>
13119 * tree-scalar-evolution.c: Document instantiate_scev.
13120 (instantiate_parameters_1): Renamed instantiate_scev_1.
13121 Don't use the same loop for instantiation_loop and evolution_loop.
13122 (instantiate_scev): New.
13123 (instantiate_parameters): Moved...
13124 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13125 same loop twice. Maintains the semantics for this function.
13126 * tree-scalar-evolution.h (instantiate_scev): Declare.
13127 (instantiate_parameters): ...here. Now static inline.
13128 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13129 instead of resolve_mixers.
13131 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13133 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13135 2008-05-09 Tomas Bily <tbily@suse.cz>
13137 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13138 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13139 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13140 * c-common.c (c_common_truthvalue_conversion): Likewise.
13141 * tree-object-size.c (compute_object_offset): Likewise.
13142 * tree-inline.c (estimate_num_insns_1): Likewise.
13143 * varasm.c (const_hash_1, compare_constant, copy_constant)
13144 (compute_reloc_for_constant, output_addressed_constants)
13145 (initializer_constant_valid_p): Likewise.
13146 * c-omp.c (check_omp_for_incr_expr): Likewise.
13147 * gimplify.c (gimplify_expr): Likewise.
13148 * c-typeck.c (c_finish_return): Likewise.
13149 * tree-vectorizer.c (supportable_widening_operation)
13150 (supportable_narrowing_operation): Likewise.
13151 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13152 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13153 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13154 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13155 (descr_info_loc): Likewise.
13156 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13157 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13158 (fold_unary): Likewise.
13159 * builtins.c (get_pointer_alignment): Likewise.
13160 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13161 (instantiate_parameters_1): Likewise.
13162 * tree.c (expr_align, stabilize_reference): Likewise.
13163 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13164 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13165 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13166 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13167 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13168 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13170 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13171 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13172 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13173 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13174 (forward_propagate_comparison)
13175 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13176 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13177 * emit-rtl.c (component_ref_for_mem_expr)
13178 (set_mem_attributes_minus_bitpos): Likewise.
13179 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13180 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13182 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13183 (build_function_call, pointer_diff, build_compound_expr)
13184 (c_finish_return): Likewise.
13185 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13186 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13188 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13189 * expr.c (is_aligning_offset): Likewise.
13190 * tree-ssa-alias.c (is_escape_site): Likewise.
13191 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13192 (check_all_va_list_escapes): Likewise.
13193 * tree-ssa-loop-ivopts.c (determine_base_object)
13194 (determine_common_wider_type): Likewise.
13195 * dojump.c (do_jump): Likewise.
13196 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13197 * tree-gimple.c (is_gimple_cast): Likewise.
13198 * fold-const.c (decode_field_reference, )
13199 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13200 (fold_binary): Likewise.
13201 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13202 (already_warned_in_frontend_p): Likewise.
13203 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13204 * tree.c (really_constant_p, get_unwidened): Likewise.
13205 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13206 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13207 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13209 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13211 (CONVERT_EXPR_P): Define.
13212 (CASE_CONVERT): Define.
13214 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13216 PR middle-end/36117
13217 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13218 (delete_unmarked_insns): When deleting a call, call
13219 delete_unreachable_blocks.
13220 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13221 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13223 2008-05-08 Richard Guenther <rguenther@suse.de>
13225 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13226 (-ftree-salias): Likewise.
13227 (salias-max-implicit-fields): Remove param documentation.
13228 (salias-max-array-elements): Likewise.
13229 * tree-pass.h (pass_create_structure_vars): Remove.
13230 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13231 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13232 * tree-ssa-alias.c (create_structure_vars): Remove.
13233 (gate_structure_vars): Likewise.
13234 (pass_create_structure_vars): Likewise.
13235 (gate_build_alias): Likewise.
13236 (pass_build_alias): Adjust to run always and dump the function.
13237 * common.opt (ftree-salias): Hide.
13238 * passes.c (init_optimization_passes): Remove
13239 pass_create_structure_vars, adjust comment.
13240 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13241 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13242 * opts.c (decode_options): Do not set flag_tree_salias.
13243 (common_handle_option): Add OPT_ftree_salias to the backward
13244 compatibility section.
13246 2008-05-08 Richard Guenther <rguenther@suse.de>
13248 * tree-flow-inline.h (var_can_have_subvars): Move ...
13249 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13250 * tree-flow.h (var_can_have_subvars): Remove.
13251 (push_fields_onto_fieldstack): Remove.
13252 (sort_fieldstack): Likewise.
13253 (struct fieldoff): Move ...
13254 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13255 alias_set and base_for_components fields.
13256 (sort_fieldstack): Make static.
13257 (push_fields_onto_fieldstack): Likewise. Remove code that
13258 handles anything but RECORD_TYPEs. Remove alias_set and
13259 base_for_components handling.
13260 (create_variable_info_for): Adjust.
13262 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13264 * common.opt (Wframe-larger-than=): Shorten the help message
13266 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13268 2008-05-08 Rafael Espindola <espindola@google.com>
13270 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13272 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13273 trap and that both operands are gimple values.
13274 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13275 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13278 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13280 * read-rtl.c (join_c_conditions): Return the first string if the
13281 two strings are equal.
13283 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13285 * gensupport.h (pred_data): Add a "num_codes" field.
13286 (add_predicate_code): Declare.
13287 * gensupport.c (add_predicate_code): New function.
13288 (std_pred_table): Add an "allows_const_p" field.
13289 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13290 Remove the (incomplete) list of such codes from the codes field.
13291 (init_predicate_table): Use add_predicate_code. Add all
13292 RTX_CONST_OBJs if allows_const_p is true.
13293 * genrecog.c (process_define_predicate): Use add_predicate_code.
13295 2008-05-08 David Daney <ddaney@avtrex.com>
13296 Richard Sandiford <rsandifo@nildram.co.uk>
13298 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13299 special case of constant zero operands.
13300 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13301 old and new values. Special case constant zero values.
13302 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13304 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13305 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13307 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13310 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13311 similar RTX_CONST_OBJ before CONST_INT.
13313 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13315 * stmt.c (expand_stack_restore): Change sa mode if needed.
13317 2008-05-08 Richard Guenther <rguenther@suse.de>
13319 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13320 return type to bool.
13321 (ix86_sol10_return_in_memory): Likewise.
13322 (ix86_i386elf_return_in_memory): Likewise.
13323 (ix86_i386interix_return_in_memory): Likewise.
13324 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13325 (ix86_sol10_return_in_memory): Likewise.
13326 (ix86_i386elf_return_in_memory): Likewise.
13327 (ix86_i386interix_return_in_memory): Likewise.
13329 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13332 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13334 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13335 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13338 2008-05-08 Richard Guenther <rguenther@suse.de>
13340 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13341 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13342 (DR_SUBVARS): Remove.
13343 * tree-dfa.c (dump_subvars_for): Remove.
13344 (debug_subvars_for): Likewise.
13345 (dump_variable): Do not dump subvars.
13346 (remove_referenced_var): Do not remove subvars.
13347 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13348 (lookup_subvars_for_var): Remove.
13349 (get_subvars_for_var): Likewise.
13350 (get_subvars_at): Likewise.
13351 (get_first_overlapping_subvar): Likewise.
13352 (overlap_subvar): Likewise.
13353 * tree-flow.h (subvar_t): Remove.
13354 (struct var_ann_d): Remove subvars field.
13355 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13356 argument. Remove special handling of SFTs.
13357 (compute_tag_properties): Likewise.
13358 (set_initial_properties): Likewise.
13359 (compute_call_clobbered): Likewise.
13360 (count_mem_refs): Likewise.
13361 (compute_memory_partitions): Likewise.
13362 (compute_flow_insensitive_aliasing): Likewise.
13363 (setup_pointers_and_addressables): Likewise.
13364 (new_type_alias): Likewise.
13365 (struct used_part): Remove.
13366 (used_portions): Likewise.
13367 (struct used_part_map): Likewise.
13368 (used_part_map_eq): Likewise.
13369 (used_part_map_hash): Likewise.
13370 (free_used_part_map): Likewise.
13371 (up_lookup): Likewise.
13372 (up_insert): Likewise.
13373 (get_or_create_used_part_for): Likewise.
13374 (create_sft): Likewise.
13375 (create_overlap_variables_for): Likewise.
13376 (find_used_portions): Likewise.
13377 (create_structure_vars): Likewise.
13378 * tree.def (STRUCT_FIELD_TAG): Remove.
13379 * tree.h (MTAG_P): Adjust.
13380 (struct tree_memory_tag): Remove base_for_components and
13381 unpartitionable flags.
13382 (struct tree_struct_field_tag): Remove.
13383 (SFT_PARENT_VAR): Likewise.
13384 (SFT_OFFSET): Likewise.
13385 (SFT_SIZE): Likewise.
13386 (SFT_NONADDRESSABLE_P): Likewise.
13387 (SFT_ALIAS_SET): Likewise.
13388 (SFT_UNPARTITIONABLE_P): Likewise.
13389 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13390 (union tree_node): Remove sft field.
13391 * alias.c (get_alias_set): Remove special handling of SFTs.
13392 * print-tree.c (print_node): Remove handling of SFTs.
13393 * tree-dump.c (dequeue_and_dump): Likewise.
13394 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13395 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13396 * tree-predcom.c (set_alias_info): Do not set subvars.
13397 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13398 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13399 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13400 (add_vars_for_offset): Remove.
13401 (add_virtual_operand): Remove special handling of SFTs.
13402 (add_call_clobber_ops): Likewise.
13403 (add_call_read_ops): Likewise.
13404 (get_asm_expr_operands): Likewise.
13405 (get_modify_stmt_operands): Likewise.
13406 (get_expr_operands): Likewise.
13407 (add_to_addressable_set): Likewise.
13408 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13409 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13410 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13411 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13412 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13413 (tree_node_structure): Likewise.
13414 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13416 (find_what_p_points_to): Likewise.
13418 2008-05-08 Sa Liu <saliu@de.ibm.com>
13420 * config/spu/spu.md: Fixed subti3 pattern.
13422 2008-05-08 Richard Guenther <rguenther@suse.de>
13424 PR middle-end/36154
13425 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13426 sure to create a representative for trailing arrays for PTA.
13428 2008-05-08 Richard Guenther <rguenther@suse.de>
13430 PR middle-end/36172
13431 * fold-const.c (operand_equal_p): Two objects which types
13432 differ in pointerness are not equal.
13434 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13436 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13437 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13438 (emit_library_call_value_1): Add new variable fndecl initialized by
13439 NULL_TREE. It should be the decl type of orgfun, but this information
13440 seems not to be available here, so it uses the default calling abi.
13441 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13442 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13443 by TARGET_RETURN_IN_MEMORY.
13444 * config/i386/i386-interix.h: Likewise.
13445 * config/i386/i386.h: Likewise.
13446 * config/i386/i386elf.h: Likewise.
13447 * config/i386/ptx4-i.h: Likewise.
13448 * config/i386/sol2-10.h: Likewise.
13449 * config/i386/sysv4.h: Likewise.
13450 * config/i386/vx-common.h: Likewise.
13451 * config/cris/cris.h: Removed #if 0 clause.
13452 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13453 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13455 (ix86_sol10_return_in_memory): Likewise.
13456 (ix86_i386elf_return_in_memory): New.
13457 (ix86_i386interix_return_in_memory): New.
13458 * config/mt/mt-protos.h (mt_return_in_memory): New.
13459 * config/mt/mt.c: Likewise.
13460 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13461 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13462 * config/bfin/bfin.h: Likewise.
13463 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13465 * config/bfin/bfin.c: Likewise.
13466 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13467 * config/alpha/unicosmk.h: Likewise.
13468 * config/i386/cygming.h: Likewise.
13469 * config/iq2000/iq2000.h: Likewise.
13470 * config/mips/mips.h: Likewise.
13471 * config/mn10300/mn10300.h: Likewise.
13472 * config/rs6000/rs6000.h: Likewise.
13473 * config/score/score.h: Likewise.
13474 * config/spu/spu.h: Likewise.
13475 * config/v850/v850.h: Likewise.
13476 * defaults.h: Likewise.
13477 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13478 * expr.c (emit_block_move): Adjust use of
13479 OUTGOING_REG_PARM_STACK_SPACE.
13480 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13481 OUTGOING_REG_PARM_STACK_SPACE.
13482 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13484 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13486 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13487 on OMP_RETURN for OMP_FOR.
13490 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13491 (fortran_common): New function.
13492 (gen_variable_die): Call fortran_common instead of common_check,
13493 adjust for it returning tree instead of rtx. Formatting.
13495 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13499 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13500 * c-decl.c (merge_decls): Ditto.
13501 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13502 to RTL_CONST_OR_PURE_CALL_P.
13503 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13504 Initialized DECL_LOOPING_CONST_PURE.
13505 (process_call_operands): Set tree_side_effects properly.
13506 * tree.h (TREE_READONLY_DECL_P): Removed.
13507 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13508 (DECL_LOOPING_OR_CONST_P): New macro.
13509 (struct tree_function_decl): Added looping_const_or_pure_p.
13510 (ECF_*) Renumbered.
13511 (ECF_LOOPING_OR_CONST_P): New macro.
13512 * rtlanal.c (pure_const_p): Removed.
13513 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13514 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13515 to RTL_CONST_CALL_P.
13516 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13517 (check_decl, check_tree, check_call, scan_function): Initialize
13519 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13520 (static_execute): Set looping true for recursive functions.
13521 Undo setting state to IPA_NEITHER for recursive functions.
13522 * cse.c (cse_insn):
13523 * ifcvt.c (noce_can_store_speculate_p): Changed
13524 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13525 RTL_CONST_OR_PURE_CALL_P.
13526 * dse.c (scan_insn): Ditto.
13527 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13528 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13529 RTL_CONST_OR_PURE_CALL_P.
13530 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13531 pure_call_p to RTL_CONST_CALL_P.
13532 * gimplify.c (gimplify_call_expr): Clear side effects for
13533 non-looping pure and constant calls.
13534 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13535 (flags_from_decl_or_type): Set ecf flags from decl flags.
13536 (initialize_argument_information): Turn off
13537 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13538 Change const to pure if callee_copies is true rather than just
13540 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13541 way of marking pure calls.
13542 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13543 Remove hack that was supposed to fix pr7335 and remove old
13544 way of marking pure calls.
13545 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13546 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13547 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13548 RTL_CONST_OR_PURE_CALL_P.
13549 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13550 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13551 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13552 * sched-deps.c (schedule_analyze): Ditto.
13553 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13554 return_val field of calls to represent pure and const function info.
13555 (CONST_OR_PURE_CALL_P): Deleted macro.
13556 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13557 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13558 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13560 * tree-optimize.c (execute_fixup_cfg): Added test for
13561 ECF_LOOPING_CONST_OR_PURE.
13562 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13564 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13565 effects for looping pure or const calls.
13566 (verify_gimple_expr): Added verification code.
13567 * config/alpha/alpha.c (alpha_legitimize_address,
13568 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13570 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13571 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13572 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13573 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13574 RTL_CONST_OR_PURE_CALL_P.
13575 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13576 and const calls to be deleted.
13578 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13581 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13582 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13583 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13584 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13585 to handle nonimmediate operands.
13586 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13587 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13588 to handle nonimmediate operands.
13589 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13590 (mmx_pmulhrwv4hi3): New expander. Use
13591 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13592 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13593 (sse2_umulv1siv1di3): New expander. Use
13594 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13595 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13596 (mmx_eq<mode>3): New expander. Use
13597 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13598 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13599 (mmx_uavgv8qi3): New expander. Use
13600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13601 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13602 (mmx_uavgv4hi3): New expander. Use
13603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13605 * config/i386/sse.md
13606 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13607 to handle nonimmediate operands.
13608 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13609 to handle nonimmediate operands.
13610 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13611 to handle nonimmediate operands.
13612 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13613 to handle nonimmediate operands.
13614 (sse2_unpckhpd_exp): New expander. Use
13615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13616 (sse2_unpcklpd_exp): New expander. Use
13617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13618 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13619 to handle nonimmediate operands.
13620 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13621 to handle nonimmediate operands.
13622 (*sse2_<plusminus_insn><mode>3): Rename from
13623 sse2_<plusminus_insn><mode>3 insn pattern.
13624 (sse2_<plusminus_insn><mode>3): New expander. Use
13625 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13626 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13627 (sse2_umulv2siv2di3): New expander. Use
13628 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13629 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13630 (sse4_1_mulv2siv2di3): New expander. Use
13631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13632 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13633 (sse2_pmaddwd): New expander. Use
13634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13635 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13636 (sse2_eq<mode>3): New expander. Use
13637 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13638 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13639 (sse4_1_eqv2di3): New expander. Use
13640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13641 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13642 (sse2_uavgv16qi3): New expander. Use
13643 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13644 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13645 (sse2_uavgv16qi3): New expander. Use
13646 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13647 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13648 (sse2_uavgv8hi3): New expander. Use
13649 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13650 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13651 (ssse3_pmulhrswv8hi3): New expander. Use
13652 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13653 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13654 (ssse3_pmulhrswv4hi3): New expander. Use
13655 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13657 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13658 (<sse>_vmmul<mode>3): Ditto.
13659 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13661 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13662 (ssse3_pmaddubsw): Ditto.
13664 * config/i386/i386.c (struct_builtin_description)
13665 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13666 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13667 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13668 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13669 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13670 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13671 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13672 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13673 (ix86_fixup_binary_operands): Assert that src1
13674 and src2 must have the same mode when swapped.
13675 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13676 and ix86_binary_operator_ok. Do not force operands in registers
13679 2008-05-07 Jan Hubicka <jh@suse.cz>
13681 * cgraph.c (dump_cgraph_node): Update.
13682 * cgraph.h (cgraph_local_info): Break out inline summary.
13683 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13685 * ipa-inline (inline_summary): New accestor function.
13686 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13687 cgraph_decide_inlining, compute_inline_parameters): Update.
13688 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13690 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13692 Cleanup ColdFire scheduling support and add V4 pipeline model.
13694 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13695 (define_attr cpu): Add cfv4 value.
13696 (define_attr type, define_attr type1): Merge into a single 'type'
13697 attribute. Update all uses.
13698 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13699 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13701 (define_attr opx_mem, define_attr opy_mem): Remove.
13702 (define_attr op_mem): Clean up, update comment.
13703 (define_attr size): Use specific values instead of general int.
13704 (define_attr guess, define_attr split): Remove. Update all uses.
13705 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13706 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13707 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13708 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13709 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13710 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13711 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13712 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13713 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13714 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13715 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13716 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13717 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13718 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13719 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13720 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13721 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13722 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13723 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13724 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13725 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13726 Update or set attributes.
13727 (stack_tie): New fake instruction.
13729 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13730 (m68k_sched_attr_size): Update declaration.
13731 (m68k_sched_attr_type2): Remove.
13732 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13733 Declare new bypass predicates.
13735 * config/m68k/m68k.c (m68k_sched_issue_rate,
13736 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13738 (TARGET_SCHED_ISSUE_RATE,
13739 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13740 (override_options): Handle scheduling for ColdFire V4 core.
13741 (m68k_expand_prologue): Emit stack_tie.
13742 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13743 'OP_TYPE_FPN'. Update all uses.
13744 (sched_guess_p): Remove.
13745 (sched_address_type): Handle symbolic addresses.
13746 (sched_get_operand): New static function.
13747 (sched_operand_type): Merge into sched_attr_op_type.
13748 (sched_attr_op_type): Handle FP registers, handle quick constants,
13750 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13751 (m68k_sched_attr_size): Update. Move logic to ...
13752 (sched_get_attr_size_int): New static function.
13753 (sched_get_opxy_mem_type): New static function.
13754 (m68k_sched_attr_op_mem): Update.
13755 (m68k_sched_attr_type2): Remove.
13756 (sched_cfv4_bypass_data): New static variable.
13757 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13758 (m68k_sched_issue_rate): Implement scheduler hook.
13759 (struct _sched_ib: enabled_p): New field.
13760 (m68k_sched_variable_issue): Update. Handle V4.
13761 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13762 sched_dump_class_func_t, sched_dump_split_class,
13763 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13764 sched_dump_dfa_class, m68k_sched_dump): Remove.
13765 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13767 (m68k_sched_init_global): Remove statisctics dumping, introduce
13768 sanity check that all instructions have pipeline reservations. Handle
13770 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13771 Handle ColdFire V4 core.
13772 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13773 New static functions.
13774 (m68k_sched_address_bypass_p): New bypass predicate.
13775 (sched_get_indexed_address_scale): New static function.
13776 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13778 * cf.md: Update comments.
13779 (define_attr type2): Remove. Use 'type' attribute instead.
13781 (cf_ib): Rename to cfv123_ib. Update all uses.
13782 (cf_oep): Rename to cfv123_oep. Update all uses.
13783 (cf_chr): Rename to cfv123_chr. Update all uses.
13784 (cf_mem): Rename to cfv123_mem. Update all uses.
13785 (cf_mac): Move to more appropriate place.
13786 (cfv123_guess): New automaton and cpu_unit.
13787 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13788 Update uses of 'size' attribute. Handle before reload scheduling.
13789 (cfv123_guess): New dummy reservation for unhandled instructions.
13790 (cfv4_*): Pipeline description of ColdFire V4 core.
13791 (ignore): New reservation to handle 'ignore' type.
13793 2008-05-07 Ian Lance Taylor <iant@google.com>
13795 PR middle-end/36013
13796 * gimplify.c (find_single_pointer_decl_1): Don't look through
13798 (find_single_pointer_decl): Adjust comments.
13800 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13802 PR middle-end/36137
13803 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13804 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13806 PR middle-end/36106
13807 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13808 integral type rather than floating point, then VIEW_CONVERT_EXPR
13809 to the floating point type.
13811 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13813 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13814 TFmode op0 to register.
13816 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13818 * c-decl.c (grokdeclarator): Comment typo.
13820 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13822 * tree-flow.h: Remove prototype for computed_goto_p.
13823 * tree-cfg.c (computed_goto_p): Make static.
13825 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13828 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13829 (contains_aligned_value_p): This. Handle _Decimal128.
13830 (ix86_function_arg_boundary): Only align _Decimal128 to its
13831 natural boundary and handle it properly.
13833 2008-05-06 Martin Jambor <mjambor@suse.cz>
13835 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13836 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13837 (ipcp_method_set_orig_node): Removed.
13838 (ipcp_cval_get_cvalue_type): Removed.
13839 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13840 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13841 (ipcp_cval_set_cvalue_type): Removed.
13842 (ipcp_cval_get_cvalue): Removed.
13843 (ipcp_cval_set_cvalue): Removed.
13844 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13845 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13846 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13847 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13848 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13849 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13850 (ipcp_get_ith_lattice): Changed parameters.
13851 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13852 (ipcp_lattice_from_jfunc): Changed parameters.
13853 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13854 (ipcp_method_cval_print): Added temporary variable info.
13855 (ipcp_redirect): Removed already unused local variable caller.
13856 (ipcp_redirect): New temporary variable orig_callee_info
13857 (ipcp_redirect): Removed newly unused local variable callee.
13858 (ipcp_redirect): Removed (a bit confusing) local variable type.
13859 (ipcp_insert_stage): Added local variable info.
13860 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13862 (ipcp_formal_create): Removed.
13863 (ipcp_method_cval_set): Removed.
13864 (ipcp_propagate_stage): Renamed lattice variables.
13865 (ipcp_method_cval_set_cvalue_type): Removed.
13866 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13867 (ipcp_print_all_lattices): Changed printed strings to refer to
13868 lattices rather than cvals.
13869 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13870 (ipcp_propagate_const): Changed formal parameters.
13871 (build_const_val): Changed formal parameters.
13872 (ipcp_insert_stage): Removed useless variable cvalue
13873 (build_const_val): Changed formal parameters.
13874 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13875 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13876 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13877 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13878 (ipcp_print_func_profile_counts): Changed string from "method" to
13880 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13881 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13882 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13883 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13884 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13885 (ipcp_lat_is_const): Changed parameters and made inline.
13886 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13887 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13888 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13889 the predicate condition directly
13890 (ipcp_propagate_stage): Added local variable args. Removed local
13891 variable callee. (Both are mere code simplifications.)
13892 (ipcp_method_dont_insert_const): Renamed to
13893 ipcp_node_not_modifiable_p.
13894 (ipcp_node_not_modifiable_p): Made inline.
13895 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13896 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13897 (ipcp_print_all_lattices): Removed variable cvalue
13898 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13901 2008-05-06 Olivier Hainque <hainque@adacore.com>
13903 * tree-sra.c (try_instantiate_multiple_fields): Early return
13904 if field has POINTER_TYPE.
13906 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13908 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13909 by using 'q' specifier for instruction.
13910 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13912 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13914 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13915 Change mode of zero_extract from QImode to HImode.
13916 (sign bit tests peepholes): (Ditto.).
13918 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13920 * config/i386/mmx.md: Remove double backslashes from asm templates.
13921 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13922 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13923 to handle nonimmediate operands.
13924 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13925 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13926 to handle nonimmediate operands.
13927 (*mmx_<code>v2sf3_finite): New insn pattern.
13928 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13929 (mmx_<code>v2sf3): New expander. Use
13930 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13931 (mmx_<plusminus_insn><mode>3): New expander. Use
13932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13933 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13934 (mmx_add<mode>3): Removed.
13935 (mmx_ssadd<mode>3): Ditto.
13936 (mmx_usadd<mode>3): Ditto.
13937 (mmx_sub<mode>3): Ditto.
13938 (mmx_sssub<mode>3): Ditto.
13939 (mmx_ussub<mode>3): Ditto.
13940 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13941 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13942 to handle nonimmediate operands.
13943 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13945 (mmx_smulv4hi3_highpart): New expander. Use
13946 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13947 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13949 (mmx_umulv4hi3_highpart): New expander. Use
13950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13951 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13952 (mmx_<code>v4hi3): New expander. Use
13953 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13954 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13955 (mmx_<code>v8qi3): New expander. Use
13956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13957 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13958 (mmx_<code><mode>3): New expander. Use
13959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13961 2008-05-05 Jan Hubicka <jh@suse.cz>
13963 PR tree-optimization/36118
13964 * passes.c (pass_init_dump_file): Fix dump header.
13966 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13968 PR middle-end/36141
13969 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13970 VCE for function decls.
13972 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13974 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13976 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13978 * config/i386/i386.md (sat_plusminus): New.
13979 (plusminus_insn): Likewise.
13980 (plusminus_mnemonic): Likewise.
13982 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13983 (*<addsub><mode>3_cc_overflow): Renamed to ...
13984 (*<plusminus_insn><mode>3_cc_overflow): This.
13985 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13986 (*<plusminus_insn>si3_zext_cc_overflow): This.
13988 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13989 (<plusminus_insn><mode>3): This.
13990 (*<addsub><mode>3): Renamed to ...
13991 (*<plusminus_insn><mode>3): This.
13992 (<sse>_vm<addsub><mode>3): Renamed to ...
13993 (<sse>_vm<plusminus_insn><mode>3): This.
13994 (sse3_h<addsub>v4sf3): Renamed to ...
13995 (sse3_h<plusminus_insn>v4sf3): This.
13996 (sse3_h<addsub>v2df3): Renamed to ...
13997 (sse3_h<plusminus_insn>v2df3): This.
13998 (<plusminus_insn><mode>3): New.
13999 (*<plusminus_insn><mode>3): Likewise.
14000 (sse2_<plusminus_insn><mode>3): Likewise.
14001 (add<mode>): Removed.
14002 (*add<mode>3): Likewise.
14003 (sse2_ssadd<mode>3): Likewise.
14004 (sse2_usadd<mode>3): Likewise.
14005 (sub<mode>3): Likewise.
14006 (*sub<mode>3): Likewise.
14007 (sse2_sssub<mode>3): Likewise.
14008 (sse2_ussub<mode>3): Likewise.
14010 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14012 * gthr-single.h: Add in required interface elements as per gthr.h.
14013 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14014 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14015 Generalize UNUSED macro.
14016 (__gthread_once): Add.
14017 (__gthread_key_create): Add.
14018 (__gthread_key_delete): Add.
14019 (__gthread_getspecific): Add.
14020 (__gthread_setspecific): Add.
14022 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14024 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14025 the same size types for the indirect reference on the rhs, then
14028 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14030 * config/i386/i386.md
14031 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14032 one insn template instead of template series.
14033 (*xordi_1_rex64): Ditto.
14034 (*xordi_2_rex64): Ditto.
14036 2008-05-05 Ira Rosen <irar@il.ibm.com>
14038 PR tree-optimization/36119
14039 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14042 2008-06-04 Jan Hubicka <jh@suse.cz>
14044 tree-optimization/36100
14045 * tree-pass.h (pass_O0_always_inline): Declare.
14046 * ipa-inline.c (inline_transform): Remove dead code.
14047 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14048 pass_O0_always_inline): New.
14049 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14051 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14053 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14054 mnemonic in this_param move for TARGET_64BIT.
14056 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14058 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14059 (*strmovsi_rex_1): Ditto.
14060 (*strsetsi_1): Ditto.
14061 (*strsetsi_rex_1): Ditto.
14063 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14064 adddicc expanders using SWI mode iterator.
14066 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14069 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14072 2008-05-04 David S. Miller <davem@davemloft.net>
14074 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14075 (sparc*-*-linux*): Use linux.h in tm_file.
14076 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14077 compiler defaulting to 32-bit.
14078 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14080 * config/sparc/linux.h: Remove definitions now obtained
14081 properly from linux.h
14082 * config/sparc/linux64.h: Likewise.
14083 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14084 don't want this setting for 32-bit builds in a biarch compiler.
14085 * doc/install.texi: Add sparc-linux to list of targets
14086 supporting --enable-targets=all.
14088 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14090 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14092 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14094 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14095 after V4SI_FTYPE_V8HI.
14096 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14097 case V4SI_FTYPE_V2DF.
14099 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14101 * doc/invoke.texi (max-flow-memory-locations): Removed.
14102 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14104 2008-05-03 Richard Guenther <rguenther@suse.de>
14106 PR middle-end/34973
14107 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14109 2008-05-02 David S. Miller <davem@davemloft.net>
14111 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14113 2008-05-02 Simon Baldwin <simonb@google.com>
14116 * c-common.h (warn_array_subscript_range): Removed.
14117 * c-common.c (warn_array_subscript_range): Ditto.
14118 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14119 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14121 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14123 * config/i386/i386.c (ix86_special_builtin_type): New.
14124 (bdesc_special_args): Likewise.
14125 (ix86_expand_special_args_builtin): Likewise.
14126 (ix86_init_mmx_sse_builtins): Updated.
14127 (ix86_expand_builtin): Updated.
14128 (ix86_expand_store_builtin): Removed.
14129 (ix86_expand_unop_builtin): Likewise.
14131 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14132 * config/i386/mmintrin.h (__v2sf): Here.
14134 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14136 (_mm_loadl_pi): Likewise.
14137 (_mm_storeh_pi): Replace __v2si with __v2sf.
14138 (_mm_storel_pi): Likewise.
14140 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14141 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14142 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14143 __builtin_ia32_loadlpd.
14145 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14147 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14148 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14149 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14150 (ix86_init_mmx_sse_builtins): Updated.
14151 (ix86_expand_args_builtin): Likewise.
14152 (ix86_expand_builtin): Likewise.
14153 (ix86_expand_unop1_builtin): Renamed to ...
14154 (ix86_expand_unop_vec_merge_builtin): This.
14156 2008-05-01 Jan Hubicka <jh@suse.cz>
14159 * ipa-inline.c (inline_generate_summary): Make static.
14160 (inline_transform): Do not call inlining at -O0; make static.
14161 * passes.c (execute_todo): Add sanity check.
14162 (execute_one_ipa_transform_pass): Execute proper flags.
14164 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14166 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14167 (DECL_NONADDRESSABLE_P): Likewise.
14168 * alias.c (record_component_aliases): Fix comment.
14170 2008-05-01 Simon Baldwin <simonb@google.com>
14172 * c-common.h (warn_array_subscript_range): New function.
14173 * c-common.c (warn_array_subscript_range): Ditto.
14174 * tree-vrp.c (check_array_ref): Corrected code to agree with
14175 comment, ignoring only arrays of size 0 or size 1.
14176 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14178 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14180 * config/i386/i386.c (ix86_builtin_type): Replace
14181 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14182 (bdesc_args): Updated.
14183 (ix86_init_mmx_sse_builtins): Likewise.
14184 (ix86_expand_args_builtin): Likewise.
14186 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14189 * doc/extend.texi: Correct __builtin_ia32_palignr.
14191 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14194 * config/i386/i386.c (bdesc_crc32): Removed.
14195 (ix86_expand_crc32): Likewise.
14196 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14197 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14198 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14199 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14200 UINT_FTYPE_UINT_UCHAR.
14201 (bdesc_args): Updated. Add crc32 builtins.
14202 (ix86_init_mmx_sse_builtins): Updated.
14203 (ix86_expand_args_builtin): Updated to support subreg.
14205 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14207 2008-05-01 Jan Hubicka <jh@suse.cz>
14209 * tree-pass.h (opt_pass): Add IPA_PASS.
14210 (varpool_node, cgraph_node): Forward declare.
14211 (ipa_opt_pass): Define.
14212 (pass_ipa_inline): Turn into ipa_opt_pass.
14213 (pass_apply_inline): Remove.
14214 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14215 (apply_inline): Turn into ....
14216 (inline_transform): ... this one.
14217 (inline_generate_summary): New function.
14218 (pass_apply_inline): Remove.
14219 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14221 (struct function): Add ipa_transforms_to_apply.
14222 * passes.c (register_one_dump_file): Work on IPA_PASS.
14223 (init_optimization_passes): Remove pass_inline_parameters and
14225 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14226 (execute_one_pass) ... here; apply transforms when possible.
14227 (add_ipa_transform_pass, execute_ipa_summary_asses,
14228 execute_one_ipa_transform_pass): New.
14229 (execute_ipa_pass_list): Update for IPA_PASS type.
14231 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14233 * config/i386/i386.c (ix86_builtin_type): Add
14234 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14235 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14236 (bdesc_args): Add SSE4a builtins.
14237 (ix86_init_mmx_sse_builtins): Updated.
14238 (ix86_expand_args_builtin): Likewise.
14239 (ix86_expand_builtin): Likewise.
14241 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14243 * config/i386/i386.c (ix86_builtin_type): Add
14244 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14245 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14246 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14247 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14248 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14249 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14250 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14251 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14252 and DI_FTYPE_DI_DI_INT.
14253 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14254 (ix86_init_mmx_sse_builtins): Updated.
14255 (ix86_expand_args_builtin): Likewise.
14256 (ix86_expand_builtin): Likewise.
14257 (ix86_expand_binop_imm_builtin): Removed.
14259 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14261 2008-04-30 Richard Guenther <rguenther@suse.de>
14263 PR tree-optimization/32921
14264 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14266 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14268 * config/arm/arm.c (arm_unwind_emit): Use
14269 crtl->all_throwers_are_sibcalls instead of
14270 cfun->all_throwers_are_sibcalls.
14271 (arm_output_fn_unwind): Likewise.
14272 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14273 instead of cfun->uses_pic_offset_table.
14274 (frv_expand_prologue): Likewise.
14275 (frv_frame_pointer_required): Likewise.
14276 (frv_expand_fdpic_call): Likewise.
14277 (frv_emit_movsi): Likewise.
14278 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14279 cfun->returns_pcc_struct instead of
14280 current_function_returns_pcc_struct.
14281 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14282 instead of cfun->calls_eh_return.
14283 (m32c_pushm_popm): Likewise.
14284 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14285 "extern" declaration.
14287 2008-04-30 Richard Guenther <rguenther@suse.de>
14289 PR tree-optimization/21636
14290 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14292 (evaluate_stmt): Print the likely value.
14293 (ccp_visit_stmt): Avoid excessive vertical spacing.
14295 2008-04-30 Rafael Espindola <espindola@google.com>
14297 * builtins.c (fold_call_expr): Return realret.
14298 * tree-ssa-threadedge.c
14299 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14300 __builtin_object_size.
14302 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14304 * gcc.c (wrapper_string): New variable.
14305 (insert_wrapper): New function.
14306 (execute): New option -wrapper.
14307 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14309 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14311 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14312 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14313 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14315 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14316 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14317 config/rs6000/e500crtres64gprctr.asm,
14318 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14319 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14320 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14321 config/rs6000/e500crtsav64gprctr.asm,
14322 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14323 config/rs6000/e500crtsavg64gprctr.asm: New files.
14324 * config/rs6000/t-ppccomm: Add build rules for new files.
14325 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14326 * config/rs6000/t-netbsd: Add build rules for new files.
14327 (LIB2FUNCS_STATIC_EXTRA): New variable.
14328 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14329 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14330 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14332 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14334 * config/i386/i386.c (ix86_builtin_type): Add
14335 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14336 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14337 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14338 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14339 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14340 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14341 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14342 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14343 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14344 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14345 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14346 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14347 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14348 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14349 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14350 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14351 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14352 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14353 V1DI_FTYPE_V2SI_V2SI.
14354 (bdesc_2arg): Moved to ...
14355 (bdesc_args): Here.
14356 (ix86_init_mmx_sse_builtins): Updated.
14357 (ix86_expand_args_builtin): Updated. Take a pointer
14358 to const struct builtin_description. Handle comparison
14360 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14361 (ix86_expand_builtin): Updated.
14363 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14364 (ssse3_pmaddubsw128): This.
14365 (ssse3_pmaddubswv4hi3): Renamed to ...
14366 (ssse3_pmaddubsw): This.
14368 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14369 (__builtin_ia32_packssdw128): Likewise.
14370 (__builtin_ia32_packuswb128): Likewise.
14371 (__builtin_ia32_pmaddubsw): Likewise.
14372 (__builtin_ia32_pmaddubsw128): Likewise.
14374 2008-04-30 Richard Guenther <rguenther@suse.de>
14376 PR tree-optimization/14847
14377 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14378 (recognize_bits_test): Use it.
14379 (recognize_single_bit_test): Likewise.
14381 2008-04-30 Martin Jambor <mjambor@suse.cz>
14383 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14384 instead of setting number of formal parameters to zero.
14385 (ipcp_init_stage): Do not set the number of actual parameters to zero
14387 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14388 which are called with variable number of arguments.
14389 (ipcp_insert_stage): Explicitely skipping all nodes which are
14390 called with variable number of arguments.
14391 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14392 number of parameters.
14394 * ipa-prop.h (struct ipa_node_params): Added flag
14395 called_with_var_arguments
14396 (ipa_set_param_count): Added. Changed sole setter to use it.
14397 (ipa_get_param_count): Added. All readers of param_count
14398 converted to use it instead.
14399 (ipa_set_called_with_variable_arg): Added.
14400 (ipa_is_called_with_var_arguments): Added.
14401 (ipa_get_ith_param): Added. All readers of param_decls converted
14403 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14405 (ipa_get_cs_argument_count): Added, all readers of argument_count
14407 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14410 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14411 (struct ipcp_lattice): Renamed cval_type to type
14412 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14414 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14415 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14416 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14417 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14418 (build_const_val): Changed the type of parameter cvalue to tree
14419 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14420 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14422 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14425 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14426 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14427 (ipa_add_method): Renamed to ipa_push_func_to_list
14428 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14429 (ipa_callsite_param_count): Removed.
14430 (ipa_callsite_param_count_set): Removed.
14431 (ipa_callsite_param): Removed.
14432 (ipa_callsite_callee): Removed.
14433 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14434 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14435 (ipa_method_formal_count): Removed.
14436 (ipa_method_formal_count_set): Removed.
14437 (ipa_method_get_tree): Removed.
14438 (ipa_method_tree_map_create): Removed.
14439 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14440 (ipa_create_param_decls_array): Creates the array itself
14441 (ipa_create_param_decls_array): Temporary variable info instead of
14442 a few dereferences.
14443 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14444 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14445 (get_type): Removed.
14446 (ipa_jf_get_info_type): Removed.
14447 (ipa_node_create): Renamed to ipa_create_node_params
14448 (ipa_free): Renamed to ipa_free_all_node_params
14449 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14450 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14451 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14452 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14453 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14454 ipa_free_all_edge_args
14455 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14456 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14457 (ipa_create_methodlist_node): Removed.
14458 (ipa_methodlist_method): Removed.
14459 (ipa_methodlist_method_set): Removed.
14460 (ipa_methodlist_next_method): Removed.
14461 (ipa_methodlist_next_method_set): Removed.
14462 (ipa_method_is_modified): Removed.
14463 (ipa_method_modify_create): Removed.
14464 (ipa_method_modify_init): Temporary variable info instead of a few
14466 (ipa_detect_param_modifications): Temporary variable info instead of
14467 a few dereferences.
14468 (ipa_compute_jump_functions): Temporary variable info instead of
14469 a few dereferences.
14470 (ipa_method_modify_set): Removed.
14471 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14472 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14473 than craph_node as the first parameter.
14474 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14475 (ipa_method_modify_init): Removed.
14476 (ipa_compute_jump_functions): Added a temp variable instead of
14477 repeatadly dereferencing the cgraph_edge.aux pointer
14478 (ipa_callsite_param_set_type): Removed.
14479 (ipa_compute_jump_functions): i renamed to index and moved to
14481 (ipa_callsite_param_set_info_type_formal): Removed.
14482 (ipa_callsite_param_set_info_type): Removed.
14483 (ipa_callsite_param_map_create): Removed.
14484 (ipa_callsite_tree): Removed.
14485 (ipa_callsite_caller): Removed.
14486 (ipa_pop_func_from_list): return_method removed to return_func
14488 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14489 prefixed all values with IPA_. Changed all users.
14490 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14491 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14492 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14493 (union parameter_info): Renamed to jump_func_value.
14494 (union jump_func_value): Renamed value to constant
14495 (struct ipa_jump_func): Renamed info_type to value
14496 (struct ipa_node): Renamed to ipa_node_params
14497 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14498 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14499 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14500 (struct ipa_edge): Renamed to ipa_edge_args
14501 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14502 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14503 (struct ipa_methodlist): Renamed to ipa_func_list
14504 (struct ipa_func_list): method_p renamed to node, next_method
14506 (ipa_methodlist_p): Removed, switched all users to struct pointer
14507 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14509 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14511 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14512 (rs6000_emit_epilogue): Use backchain to restore only when we
14513 have a large frame. Make use of frame pointer to restore if we
14514 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14516 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14518 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14519 Add mode to zero_extract.
14520 (sign bit tests peepholes): (Ditto.).
14522 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14524 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14525 Instructions in comments with SSE3.
14526 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14527 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14528 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14529 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14530 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14531 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14532 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14533 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14534 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14535 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14536 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14537 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14538 (bdesc_sse_args): Renamed to ...
14539 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14540 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14541 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14542 IX86_BUILTIN_FABSQ.
14543 (bdesc_1arg): Moved to ...
14544 (bdesc_args): Here.
14545 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14546 Instructions in comments with SSE3.
14547 (ix86_expand_sse_operands_builtin): Renamed to ...
14548 (ix86_expand_args_builtin): This. Updated.
14549 (ix86_expand_unop1_builtin): Update comments.
14550 (ix86_expand_builtin): Updated.
14552 2008-04-29 Richard Guenther <rguenther@suse.de>
14554 PR tree-optimization/36078
14555 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14556 Update virtual SSA form after cleaning up the CFG.
14558 2008-04-29 Richard Guenther <rguenther@suse.de>
14560 PR middle-end/15255
14561 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14563 2008-04-29 Richard Guenther <rguenther@suse.de>
14565 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14566 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14567 (compute_flow_insensitive_aliasing): Do not treat
14568 PTR_IS_REF_ALL pointers special.
14569 (get_smt_for): Likewise.
14570 (may_alias_p): Re-structure.
14571 (is_escape_site): A ref-all pointer conversion is not an escape site.
14572 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14573 PTR_IS_REF_ALL pointers special.
14574 * tree-ssa-structalias.h (struct alias_info): Remove
14575 ref_all_symbol_mem_tag field.
14576 (PTR_IS_REF_ALL): Remove.
14578 2008-04-29 Richard Guenther <rguenther@suse.de>
14580 PR middle-end/36077
14581 * fold-const.c (extract_muldiv_1): In combining division constants
14582 make sure to never overflow.
14584 2008-04-29 Nick Clifton <nickc@redhat.com>
14586 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14588 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14591 * optc-gen.awk: Work around HP-UX/IA awk bug.
14593 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14595 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14598 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14601 * config/i386/i386.md
14602 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14603 Change operand 1 predicate to nonimmediate_operand.
14605 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14608 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14610 * gengtype.c (walk_type, write_func_for_structure): Handle
14612 * doc/gty.texi: Document chain_circular.
14614 2008-04-28 Richard Guenther <rguenther@suse.de>
14616 PR tree-optimization/36066
14617 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14620 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14623 * config/i386/i386.md
14624 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14625 Use match_scratch instead of match_operand for operands 3 and 4.
14627 2008-04-27 Richard Guenther <rguenther@suse.de>
14629 PR tree-optimization/18754
14630 PR tree-optimization/34223
14631 * tree-pass.h (pass_complete_unrolli): Declare.
14632 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14633 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14634 Rewrite loop into loop closed SSA form if it is not already.
14635 (tree_unroll_loops_completely): Re-structure to iterate over
14636 innermost loops with intermediate CFG cleanups.
14637 Unroll outermost loops only if requested or the code does not grow
14639 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14640 loops are available.
14641 (tree_vectorize): Instead do so here.
14642 (tree_complete_unroll): Also unroll outermost loops.
14643 (tree_complete_unroll_inner): New function.
14644 (gate_tree_complete_unroll_inner): Likewise.
14645 (pass_complete_unrolli): New pass.
14646 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14647 uses outside of the loop.
14648 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14649 form if it is available.
14650 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14651 * passes.c (init_optimization_passes): Schedule complete inner
14652 loop unrolling pass before the first CCP pass after final inlining.
14654 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14656 * targhooks.h (default_emutls_var_fields,
14657 default_emutls_var_init): Declare.
14658 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14659 * target.h (struct gcc_target): Add struct emutls member.
14660 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14661 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14662 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14663 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14664 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14665 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14666 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14667 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14668 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14669 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14670 emit debug information.
14671 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14672 * varasm.c: Include targhooks.h.
14673 (emutls_object_section, emutls_tmpl_section): New.
14674 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14675 (EMUTLS_SEPARATOR): New.
14676 (prefix_name): New.
14677 (get_emutls_object_name): New.
14678 (default_emutls_var_fields): New, broken out of ...
14679 (get_emutls_object_type): ... here. Adjust to use target hooks.
14680 (get_emutls_init_templ_addr): Adjust to use target hooks.
14681 (emutls_decl): Adjust to use target hooks.
14682 (emutls_finish): Likewise.
14683 (default_emutls_var_init): New, broken out of ...
14684 (assemble_variable): ... here. Adjust to use target hooks.
14685 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14686 SECCAT_EMUTLS_TMPL.
14687 * c-common.c (handle_section_attribute): Prevent overriding
14688 sections for emulated tls with special sections.
14689 * config/i386/i386.c (x86_64_elf_select_section): Add
14690 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14691 (x86_64_elf_unique_section): Likewise.
14692 * config/vxworks.c: Include tree.h.
14693 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14694 (vxworks_override_options): Set TLS scheme.
14695 * doc/tm.texi (Emulated TLS): New node.
14697 2008-04-26 Simon Baldwin <simonb@google.com>
14700 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14701 with propagated string constants.
14703 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14705 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14706 constraint for operand 2 when operand 0 is memory operand.
14707 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14708 operand 0 is memory operand.
14709 (fix_trunc<mode>_i387_with_temp): Ditto.
14710 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14711 operand 2 when operand 1 is memory operand.
14712 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14713 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14714 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14715 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14716 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14717 operands 2,3 and 4 when operand 1 is memory operand.
14718 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14720 (fistdi2_floor_with_temp): Ditto.
14721 (fist<mode>2_floor_with_temp): Ditto.
14722 (fistdi2_ceil_with_temp): Ditto.
14723 (fist<mode>2_ceil_with_temp): Ditto.
14724 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14726 2008-04-26 David Daney <ddaney@avtrex.com>
14728 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14730 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14731 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14732 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14733 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14734 (compare_and_swap_12): New insn.
14735 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14736 * config/mips/mips.c (mips_force_binary): New function.
14737 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14738 (mips_expand_compare_and_swap_12): New function.
14739 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14741 2008-04-25 Jan Hubicka <jh@suse.cz>
14744 * cfgexpand.c (pass_expand): Turn into RTL pass.
14745 * passes.c (execute_one_pass): Do pass typechecking after execution.
14746 * tree-pass.h (pass_expand): Turn into RTL pass.
14748 * function.h (struct rtl_data): Move here fields
14749 accesses_prior_frames, calls_eh_return, saves_all_registers,
14750 has_nonlocal_goto, has_asm_statement, is_thunk,
14751 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14752 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14753 arg_pointer_save_area_init from struct function; turn into bool.
14754 (struct function): Move
14755 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14756 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14757 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14758 tail_call_emit, arg_pointer_save_area_init
14759 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14760 (current_function_returns_struct, current_function_returns_pcc_struct,
14761 current_function_calls_setjmp, current_function_calls_alloca,
14762 current_function_accesses_prior_frames,
14763 current_function_calls_eh_return, current_function_is_thunk,
14764 current_function_stdarg, current_function_profile,
14765 current_function_limit_stack, current_function_uses_pic_offset_table,
14766 current_function_uses_const_pool, current_function_has_nonlocal_label,
14767 current_function_saves_all_registers,
14768 current_function_has_nonlocal_goto,
14769 current_function_has_asm_statement): Remove accesor macros.
14770 * ra-conflict.c (global_conflicts): Update.
14771 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14772 (suitable_for_tail_call_opt_p): Update.
14773 * builtins.c (expand_builtin_return_addr): Update.
14774 (expand_builtin_setjmp_setup): Update.
14775 (expand_builtin_nonlocal_goto): Update.
14776 * final.c (final_start_function): Update.
14777 (profile_function): Update.
14778 (leaf_function_p): Update.
14779 (only_leaf_regs_used): Update.
14780 * df-scan.c (df_get_exit_block_use_set): Update.
14781 * dojump.c (clear_pending_stack_adjust): Update.
14782 * tree-stdarg.c (gate_optimize_stdarg): Update.
14783 * gimple-low.c (lower_function_body): Update.
14784 * global.c (compute_regsets): Update.
14785 (global_alloc): Update.
14786 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14787 * expr.c (expand_assignment): Update.
14788 * dse.c (dse_step0): Update.
14789 (dse_step1): Update.
14790 * c-decl.c (store_parm_decls): Update.
14791 * local-alloc.c (combine_regs): Update.
14792 (find_free_reg): Update.
14793 * function.c (assign_parms_augmented_arg_list): Update.
14794 (assign_parm_find_data_types): Update.
14795 (assign_parms): Update.
14796 (allocate_struct_function): Update.
14797 (expand_function_start): Update.
14798 (expand_function_end): Update.
14799 (get_arg_pointer_save_area): Update.
14800 (thread_prologue_and_epilogue_insns): Update.
14801 (rest_of_match_asm_constraints): Update.
14802 * stor-layout.c (variable_size): Update.
14803 * gcse.c (gcse_main): Update.
14804 (bypass_jumps): Update.
14805 * gimplify.c (gimplify_function_tree): Update.
14806 * calls.c (emit_call_1): Update.
14807 (expand_call): Update.
14808 * bt-load.c (compute_defs_uses_and_gen): Update.
14809 * except.c (sjlj_assign_call_site_values): Update.
14810 (sjlj_emit_function_enter): Update.
14811 (can_throw_external): Update.
14812 (set_nothrow_function_flags): Update.
14813 (expand_builtin_unwind_init): Update.
14814 (expand_eh_return): Update.
14815 (convert_to_eh_region_ranges): Update.
14816 (output_function_exception_table): Update.
14817 * emit-rtl.c (gen_tmp_stack_mem): Update.
14818 * cfgexpand.c (expand_used_vars): Update.
14819 (tree_expand_cfg): Update.
14820 * cfgcleanup.c (rest_of_handle_jump): Update.
14821 * explow.c (allocate_dynamic_stack_space): Update.
14822 * varasm.c (assemble_start_function): Update.
14823 (force_const_mem): Update.
14824 (mark_constant_pool): Update.
14825 * tree-optimize.c (tree_rest_of_compilation): Update.
14826 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14827 * tree-cfg.c (notice_special_calls): Update.
14828 (is_ctrl_altering_stmt): Update.
14829 (tree_can_make_abnormal_goto): Update.
14830 (tree_purge_dead_abnormal_call_edges): Update.
14831 * config/alpha/predicates.md: Update.
14832 * config/alpha/alpha.c (alpha_sa_mask): Update.
14833 (alpha_sa_size): Update.
14834 (alpha_does_function_need_gp): Update.
14835 (alpha_expand_prologue): Update.
14836 (alpha_start_function): Update.
14837 (alpha_output_function_end_prologue): Update.
14838 (alpha_expand_epilogue): Update.
14839 * config/frv/frv.c (frv_stack_info): Update.
14840 (frv_expand_epilogue): Update.
14841 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14842 (s390_register_info): Update.
14843 (s390_frame_info): Update.
14844 (s390_init_frame_layout): Update.
14845 (s390_can_eliminate): Update.
14846 (save_gprs): Update.
14847 * config/spu/spu.c (spu_split_immediate): Update.
14848 (need_to_save_reg): Update.
14849 (spu_expand_prologue): Update.
14850 (spu_expand_epilogue): Update.
14851 * config/sparc/sparc.md: Update.
14852 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14853 (sparc_tls_got): Update.
14854 (legitimize_pic_address): Update.
14855 (sparc_emit_call_insn): Update.
14856 (sparc_expand_prologue): Update.
14857 (output_return): Update.
14858 (print_operand): Update.
14859 (sparc_function_ok_for_sibcall): Update.
14860 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14861 * config/m32r/m32r.md: Update.
14862 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14863 (m32r_compute_frame_size): Update.
14864 (m32r_expand_prologue): Update.
14865 (m32r_expand_epilogue): Update.
14866 (m32r_legitimize_pic_address): Update.
14867 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14868 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14869 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14870 (gen_push): Update.
14871 (ix86_save_reg): Update.
14872 (ix86_compute_frame_layout): Update.
14873 (ix86_expand_prologue): Update.
14874 (ix86_expand_epilogue): Update.
14875 * config/sh/sh.c (output_stack_adjust): Update.
14876 (calc_live_regs): Update.
14877 (sh5_schedule_saves): Update.
14878 (sh_expand_prologue): Update.
14879 (sh_expand_epilogue): Update.
14880 (sh_setup_incoming_varargs): Update.
14881 (sh_allocate_initial_value): Update.
14882 (sh_get_pr_initial_val): Update.
14883 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14884 * config/sh/sh.md (label:): Update.
14885 * config/avr/avr.c (out_movhi_mr_r): Update.
14886 * config/crx/crx.h (enum): Update.
14887 * config/xtensa/xtensa.h (along): Update.
14888 * config/stormy16/stormy16.c Update.
14889 (xstormy16_compute_stack_layout): Update.
14890 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14891 (fr30_expand_prologue): Update.
14892 * config/cris/cris.c (cris_conditional_register_usage): Update.
14893 (cris_reg_saved_in_regsave_area): Update.
14894 (cris_initial_frame_pointer_offset): Update.
14895 (cris_simple_epilogue): Update.
14896 (cris_expand_prologue): Update.
14897 (cris_expand_epilogue): Update.
14898 (cris_expand_pic_call_address): Update.
14899 (cris_asm_output_symbol_ref): Update.
14900 (cris_asm_output_label_ref): Update.
14901 * config/cris/cris.md Update.
14902 * config/iq2000/iq2000.c (compute_frame_size): Update.
14903 (iq2000_expand_epilogue): Update.
14904 * config/mt/mt.h (save_direction): Update.
14905 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14906 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14907 (ia64_secondary_reload_class): Update.
14908 * config/m68k/m68k.c (m68k_save_reg): Update.
14909 (m68k_expand_prologue): Update.
14910 (m68k_expand_epilogue): Update.
14911 (legitimize_pic_address): Update.
14912 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14913 (first_reg_to_save): Update.
14914 (first_altivec_reg_to_save): Update.
14915 (compute_vrsave_mask): Update.
14916 (compute_save_world_info): Update.
14917 (rs6000_stack_info): Update.
14918 (spe_func_has_64bit_regs_p): Update.
14919 (rs6000_ra_ever_killed): Update.
14920 (rs6000_emit_eh_reg_restore): Update.
14921 (rs6000_emit_allocate_stack): Update.
14922 (rs6000_emit_prologue): Update.
14923 (rs6000_emit_epilogue): Update.
14924 (rs6000_output_function_epilogue): Update.
14925 (output_profile_hook): Update.
14926 (rs6000_elf_declare_function_name): Update.
14927 * config/rs6000/rs6000.h (rs6000_args): Update.
14928 * config/rs6000/rs6000.md: Update.
14929 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14930 * config/arc/arc.c (arc_output_function_epilogue): Update.
14931 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14932 * config/darwin.c (machopic_function_base_name): Update.
14933 * config/score/score3.c (score3_compute_frame_size): Update.
14936 (score3_epilogue): Update.
14937 * config/score/score7.c (score7_compute_frame_size): Update.
14938 (score7_prologue): Update.
14939 (score7_epilogue): Update.
14940 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14941 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14942 * config/arm/arm.c (use_return_insn): Update.
14943 (require_pic_register): Update.
14944 (arm_load_pic_register): Update.
14945 (arm_compute_save_reg0_reg12_mask): Update.
14946 (arm_compute_save_reg_mask): Update.
14947 (thumb1_compute_save_reg_mask): Update.
14948 (output_return_instruction): Update.
14949 (arm_output_function_prologue): Update.
14950 (arm_output_epilogue): Update.
14951 (arm_get_frame_offsets): Update.
14952 (arm_expand_prologue): Update.
14953 (thumb_pushpop): Update.
14954 (thumb_exit): Update.
14955 (thumb1_expand_prologue): Update.
14956 (thumb1_expand_epilogue): Update.
14957 (arm_unwind_emit): Update.
14958 (arm_output_fn_unwind): Update.
14959 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14960 * config/arm/arm.md: Update.
14961 * config/pa/pa.md: Update.
14962 * config/pa/pa.c (legitimize_pic_address): Update.
14963 (compute_frame_size): Update.
14964 (hppa_expand_prologue): Update.
14965 (hppa_expand_epilogue): Update.
14966 (borx_reg_operand): Update.
14967 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14968 (HARD_REGNO_RENAME_OK): Update.
14969 * config/mips/mips.c (mips_global_pointer): Update.
14970 (mips_save_reg_p): Update.
14971 (mips_compute_frame_info): Update.
14972 (mips_frame_pointer_required): Update.
14973 (mips_expand_prologue): Update.
14974 (mips_expand_epilogue): Update.
14975 (mips_can_use_return_insn): Update.
14976 (mips_reorg_process_insns): Update.
14977 * config/v850/v850.c (compute_register_save_size): Update.
14978 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14979 * config/mmix/mmix.c (along): Update.
14980 (mmix_expand_epilogue): Update.
14981 * config/bfin/bfin.c (legitimize_pic_address): Update.
14982 (must_save_p): Update.
14983 (stack_frame_needed_p): Update.
14984 (add_to_reg): Update.
14985 (bfin_expand_prologue): Update.
14986 * stmt.c (expand_asm_operands): Update.
14987 * reload1.c (reload): Update.
14988 (init_elim_table): Update.
14990 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14992 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14994 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14996 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14997 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14998 (mov<mode>): Removed.
14999 (*movv4sf_internal): Likewise.
15000 (*movv2df_internal): Likewise.
15002 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15004 * config.gcc (crx-*-elf): Remove deprecation.
15006 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15008 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15009 __gcc_deregister_frame with atexit.
15010 (deregister_frame_dtor): Remove.
15012 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15013 Nathan Sidwell <nathan@codesourcery.com>
15015 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15017 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15018 (rs6000_isel): Likewise.
15019 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15020 (rs6000_isel): New variable.
15021 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15023 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15026 * c-common.c (handle_vector_size_attribute): Call
15027 lang_hooks.types.reconstruct_complex_type instead of
15028 reconstruct_complex_type.
15029 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15030 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15031 * langhooks.h (struct lang_hooks_for_types): Add
15032 reconstruct_complex_type hook.
15033 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15034 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15036 2008-04-24 Richard Guenther <rguenther@suse.de>
15038 * c-common.h (check_builtin_function_arguments): Declare.
15039 * c-common.c (validate_nargs): New function.
15040 (check_builtin_function_arguments): Likewise.
15041 * c-typeck.c (build_function_call): Call
15042 check_builtin_function_arguments.
15043 * builtins.c (fold_builtin_classify): Remove error reporting code.
15044 (fold_builtin_unordered_cmp): Likewise.
15045 (fold_builtin_1): Likewise.
15046 (fold_builtin_n): Likewise.
15048 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15050 PR tree-optimization/36008
15051 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15052 the original op1, rather than delta by step.
15054 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15055 Sebastian Pop <sebastian.pop@amd.com>
15057 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15058 eliminate_local_variables_stmt, eliminate_local_variables,
15059 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15060 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15061 of code delimited by two edges in the CFG.
15062 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15063 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15064 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15065 the case of parallelisation of reductions.
15066 (expr_invariant_in_region_p): New.
15068 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15069 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15071 2008-04-24 Ira Rosen <irar@il.ibm.com>
15072 Richard Guenther <rguenther@suse.de>
15074 PR tree-optimization/36034
15075 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15076 incapable of dealing with loads with gaps.
15078 2008-04-24 Rafael Espindola <espindola@google.com>
15080 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15081 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15082 vrp_evaluate_conditional.
15083 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15084 (vrp_evaluate_conditional): Split the cond argument.
15085 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15086 (simplify_stmt_for_jump_threading): Update call to
15087 vrp_evaluate_conditional.
15089 2008-04-24 Ira Rosen <irar@il.ibm.com>
15091 PR tree-optimization/35982
15092 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15093 interleaved data-refs are of the same type.
15095 2008-04-24 Danny Smith <dannysmith@users.net>
15097 * c-format.c (check_format_info_main): Use strncmp rather than a
15098 magic prefix to handle multichar length specs.
15099 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15100 Don't prefix "I64" and "I32" with '\0'.
15102 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15105 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15106 in registers for -m32 only if stdarg_p (fntype).
15108 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15110 PR rtl-optimization/36006
15111 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15112 temp to op0 in order to avoid invalid rtx sharing.
15114 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15116 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15117 check TREE_INVARIANT.
15118 * tree-gimple.c (is_gimple_address): New.
15119 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15120 * tree-gimple.h (is_gimple_address): New.
15121 * tree.h (decl_address_invariant_p): New.
15122 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15123 (build_string): Likewise.
15124 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15125 (tree_invariant_p_1): Likewise.
15126 (save_expr): Use it.
15127 (tree_invariant_p): New.
15128 (skip_simple_arithmetic): Use it.
15129 (stabilize_reference_1): Use it.
15130 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15132 (build1_stat): Drop code to compute TREE_INVARIANT.
15133 (build2_stat): Drop code to compute TREE_INVARIANT.
15134 (build3_stat): Drop code to compute TREE_INVARIANT.
15135 (build4_stat): Drop code to compute TREE_INVARIANT.
15136 (build5_stat): Drop code to compute TREE_INVARIANT.
15137 (build7_stat): Drop code to compute TREE_INVARIANT.
15138 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15139 * tree.h (struct tree_base): Remove invariant_flag.
15140 (TREE_INVARIANT): Remove.
15141 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15142 (fold_builtin_expect): Check TREE_CONSTANT.
15143 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15144 * c-tree.h (c_expr_to_decl): Drop third parameter.
15145 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15146 (build_c_cast): Don't set TREE_INVARIANT.
15147 (pop_init_level): Don't set TREE_INVARIANT.
15148 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15149 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15151 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15152 (gimplify_addr_expr): Adjust comment.
15153 * tree-mudflap.c (mf_build_string):
15154 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15155 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15156 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15157 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15158 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15159 * langhooks.h (struct lang_hooks): Drop third parameter from
15162 2008-04-23 Richard Guenther <rguenther@suse.de>
15164 PR tree-optimization/27799
15165 PR tree-optimization/32921
15166 PR tree-optimization/32624
15167 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15168 SMTs aliases and the tag itself into the solution.
15169 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15170 merge the points-to solution back into the SMT aliases.
15171 (may_alias_p): Use alias_set_subset_of instead of
15172 aliases_conflict_p. A pointer which points to
15173 memory with alias set zero may access any variable.
15175 2008-04-23 Richard Guenther <rguenther@suse.de>
15177 * alias.c (alias_set_subset_of): Correctly handle asking
15178 if zero is a subset of an alias set with zero child.
15179 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15180 (compute_flow_insensitive_aliasing): Correctly walk all
15181 pointers. Do not unnecessarily union sets.
15183 2008-04-23 Richard Guenther <rguenther@suse.de>
15185 PR middle-end/36021
15186 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15188 2008-04-22 Tomas Bily <tbily@suse.cz>
15190 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15192 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15194 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15195 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15196 * tree-inline.c (estimate_num_insns_1): Likewise.
15197 * varasm.c (const_hash_1, compare_constant, copy_constant)
15198 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15199 * emit-rtl.c (component_ref_for_mem_expr)
15200 (set_mem_attributes_minus_bitpos): Likewise.
15201 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15202 (is_aligning_offset): Likewise.
15203 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15204 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15205 * dojump.c (do_jump): Likewise.
15206 * builtins.c (get_pointer_alignment, get_memory_rtx)
15207 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15208 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15210 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15212 PR rtl-optimization/36017
15213 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15214 expanding the library call.
15216 2008-04-22 Ian Lance Taylor <iant@google.com>
15218 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15219 than size_in_bytes.
15221 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15223 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15224 of LR/CTR moves for Power6.
15226 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15228 PR middle-end/36003
15229 * passes.c (init_optimization_passes): Remove
15230 pass_fast_rtl_byte_dce.
15232 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15235 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15236 builtin functions to generate faster code.
15237 (_mm_cvtpu16_ps): Ditto.
15238 (_mm_cvtpi32x2_ps): Ditto.
15240 2008-04-22 Nick Clifton <nickc@redhat.com>
15242 * common.opt (ftree-loop-distribution): Add Optimization
15245 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15246 (frv_expand_builtin_va_start): Likewise.
15248 * config/arm/arm.c (thumb_find_work_register): Fix location of
15249 argument register count.
15251 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15253 Support scheduling for ColdFire V1 and V3 microarchitecture.
15254 Improve scheduling of multiplication instructions.
15256 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15257 (mac): New instruction attribute.
15258 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15259 (m68k_sched_mac): New variable.
15260 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15261 Handle cfv1 and cfv3.
15262 (max_insn_size): New static variable.
15263 (struct _sched_ib): New type.
15264 (sched_ib): New static variable.
15265 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15266 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15267 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15269 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15270 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15271 new variables. Update.
15272 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15273 Add modeling of cfv3 instruction buffer. Update.
15274 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15275 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15276 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15277 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15278 a particular reservation applies to.
15279 (type2): Reorganize attribute values. Rename alu to alu_reg,
15280 alu_l to alu, move_l to omove. Join move to alu. Split mul
15281 to mul_l and mul_w.
15282 (cf_ib_*): Simplify description of instruction buffer.
15283 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15284 (cf_mem): Split into cf_mem1 and cf_mem2.
15285 (cf_v2_move_??): Rename to cfv12_alu_??.
15286 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15287 (cf_v2_mul_??): Remove reservations.
15288 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15289 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15290 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15292 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15293 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15294 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15295 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15296 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15297 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15298 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15299 expansions of the above reservations for instructions of sizes
15302 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15304 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15306 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15308 * coverage.c: Include tree-pass.h.
15309 (coverage_counter_alloc): Print da_file_name to the dump file.
15311 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15313 * sbitmap.c (sbitmap_range_empty_p): New function.
15314 * sbitmap.h (sbitmap_range_empty_p): New function.
15315 * bitmap.h: Now includes obstack.h.
15317 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15318 Kenneth Zadeck <zadeck@naturalbridge.com>
15320 * dbgcnt.def (ra_byte_scan): Added.
15321 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15322 when the last hit happens for a counter.
15323 * timevar.def (TV_DF_BYTE_LR): New variable.
15324 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15325 * passes.c (pass_fast_rtl_byte_dce): New pass.
15326 * fwprop.c (update_df): Added mode to call df_ref_create.
15327 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15328 DF_REF_EXTRACT_OFFSET.
15329 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15330 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15332 (df_ref_extract): Added mode field.
15333 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15334 DF_REF_EXTRACT_OFFSET.
15335 (DF_REF_EXTRACT_MODE): New macro.
15336 (df_byte_lr_bb_info): New structure.
15337 (df_print_byte_regset, df_compute_accessed_bytes,
15338 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15339 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15340 df_byte_lr_simulate_uses,
15341 df_byte_lr_simulate_artificial_refs_at_top,
15342 df_byte_lr_simulate_artificial_refs_at_end,
15343 df_compute_accessed_bytes): New function.
15344 (df_ref_create): Add parameter.
15345 (df_byte_lr_get_bb_info): New inline function.
15346 * df-scan.c (df_ref_record, df_uses_record,
15347 df_ref_create_structure): Added mode parameter.
15348 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15349 df_defs_record, df_uses_record, df_get_conditional_uses,
15350 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15351 df_entry_block_defs_collect, df_exit_block_uses_collect):
15352 Added mode parameter to calls to df_ref_record, df_uses_record,
15353 df_ref_create_structure.
15354 (df_ref_equal_p, df_ref_compare): Added test for modes.
15355 (df_ref_create_structure): Added code to set mode. Renamed
15356 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15357 DF_REF_EXTRACT_OFFSET.
15358 * df-core.c (df_print_byte_regset): New function.
15359 * df-byte-scan.c: New file.
15360 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15361 calls to BITMAP_FREE.
15362 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15363 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15364 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15365 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15366 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15367 df_byte_lr_local_compute, df_byte_lr_init,
15368 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15369 df_byte_lr_transfer_function, df_byte_lr_free,
15370 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15371 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15372 df_byte_lr_simulate_uses,
15373 df_byte_lr_simulate_artificial_refs_at_top,
15374 df_byte_lr_simulate_artificial_refs_at_end): New function.
15375 * dce.c (byte_dce_process_block): New function.
15376 (dce_process_block): au is now passed in rather than computed
15377 locally. Changed loops that look at artificial defs to not look
15378 for conditional or partial ones, because there never are any.
15379 (fast_dce): Now is able to drive byte_dce_process_block or
15380 dce_process_block depending on the kind of dce being done.
15381 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15382 (rest_of_handle_fast_byte_dce): New function.
15383 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15384 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15386 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15389 * gcc.h: Added fortran options that take arguments to
15390 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15393 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15395 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15396 scalarization if on the LHS and not a full access.
15398 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15400 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15402 2008-04-18 Rafael Espindola <espindola@google.com>
15404 * tree-vrp.c (find_case_label_index): Fix the binary search.
15405 (find_case_label_range): New.
15406 (vrp_visit_switch_stmt): Use find_case_label_range.
15407 (simplify_switch_using_ranges): Use find_case_label_range.
15409 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15411 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15412 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15414 2008-04-18 Tom Tromey <tromey@redhat.com>
15417 * doc/cpp.texi (Implementation-defined behavior): Mention
15420 2008-04-18 Ian Lance Taylor <iant@google.com>
15422 * fold-const.c (pointer_may_wrap_p): New static function.
15423 (fold_comparison): Add another test for pointer overflow. Use
15424 pointer_may_wrap_p to disable some false positives.
15426 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15428 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15429 (fname_as_string): Match updated cpp_interpret_string prototype.
15430 (fix_string_type): Support char16_t* and char32_t*.
15431 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15432 derivative) nodes. Register as builtin if C++0x.
15433 (c_parse_error): Support CPP_CHAR{16,32}.
15434 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15435 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15436 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15437 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15438 CTI_CHAR32_ARRAY_TYPE>: New elements.
15439 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15440 char32_type_node, signed_char32_type_node, char16_array_type_node,
15441 char32_array_type_node): New defines.
15442 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15443 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15444 (lex_string): Support CPP_STRING{16,32}, match updated
15445 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15446 (lex_charconst): Support CPP_CHAR{16,32}.
15447 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15448 and CPP_STRING{16,32}.
15450 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15453 * aclocal.m4: Regenerate.
15454 * configure: Regenerate.
15456 2008-04-18 Jan Hubicka <jh@suse.cz>
15458 * except.c (dw2_size_of_call_site_table,
15459 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15461 * cgraphbuild.c (build_cgraph_edges): Update.
15462 * tree-pass.h: Update comment.
15463 * final.c (leaf_function_p): Update.
15464 (leaf_renumber_regs): Update.
15465 (rest_of_clean_state): Update.
15466 * omp-low.c (expand_omp_parallel): Update.
15467 * ipa-reference.c (analyze_function): Update.
15468 * reorg.c (find_end_label): Update.
15469 (optimize_skip): Update.
15470 (fill_simple_delay_slots): Update.
15471 (fill_simple_delay_slots): Update.
15472 (make_return_insns): Update.
15473 (dbr_schedule): Update.
15474 * gimple-low.c (record_vars_into): Update.
15475 * cfgbuild.c (make_edges): Update.
15476 * function.c (assign_stack_local): Update.
15477 (assign_parm_adjust_stack_rtl): Update.
15478 (locate_and_pad_parm): Update.
15479 (allocate_struct_function): Do not initialize stack_alignment_needed
15480 and preferred_stack_boundary here.
15481 (stack_protect_prologue): Update.
15482 (stack_protect_epilogue): Update.
15483 (expand_function_start): Initialize stack_alignment_needed,
15484 preferred_stack_boundary and max_jumptable_ents.
15485 (expand_function_end): Update.
15486 (free_after_compilation): Do not NULLify epilogue_delay_list.
15487 * function.h (struct rtl_data): Add stack_protect_guard,
15488 stack_alignment_needed,
15489 preferred_stack_boundary, epilogue_delay_list.
15490 (struct function): Remove value_histograms, stack_alignment_needed,
15491 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15493 unexpanded_var_list, stack_protect_guard.
15494 (current_function_epilogue_delay_list): Remove.
15495 * ipa-type-escape.c (analyze_function): Update.
15496 * gimplify.c (pop_gimplify_context): Update comment.
15497 * calls.c (expand_call): Update.
15498 (emit_library_call_value_1): Update.
15499 * except.c (set_nothrow_function_flags): Update.
15500 * cfgexpand.c (get_decl_align_unit): Update.
15501 (create_stack_guard): Update.
15502 (estimated_stack_frame_size): Update.
15503 (expand_used_vars): Update.
15504 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15505 * explow.c (allocate_dynamic_stack_space): Update.
15506 * tree-ssa-live.c (remove_unused_locals): Update.
15507 * varasm.c (mark_constant_pool): Update.
15508 * tree-inline.c (remap_decls): Update.
15509 (initialize_cfun): Update.
15510 (declare_return_variable): Update.
15511 (inline_forbidden_p): Update.
15512 (expand_call_inline): Update.
15513 (declare_inline_vars): Update.
15514 (tree_function_versioning): Update.
15515 * tree-flow.h (value_histograms): New.
15516 (VALUE_HISTOGRAMS): New macro.
15517 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15519 * tree-cfg.c (set_bb_for_stmt): Update.
15520 (replace_by_duplicate_decl): Update.
15521 (move_block_to_fn): Update.
15522 (new_label_mapper): Update.
15523 (dump_function_to_file): Update.
15524 * ipa-struct-reorg.c (build_data_structure): Update.
15525 * cfgrtl.c (print_rtl_with_bb): Update.
15526 * reload1.c (reload): Update.
15528 * config/i386/i386.c (setup_incoming_varargs_64,
15529 ix86_compute_frame_layout): Update.
15530 * config/arc/arc.c (arc_output_function_epilogue): Update.
15532 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15534 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15535 for FreeBSD as well.
15536 * gthr-posix95.h: Likewise.
15538 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15540 PR rtl-optimization/35838
15541 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15542 out the byte offset of the first subreg.
15544 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15546 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15547 to split_ti instead of three separate calls with single member arrays.
15548 (subti3 splitter): Ditto.
15549 (adddi3 splitter): Ditto with split_di.
15550 (subdi3 splitter): Ditto.
15551 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15552 two separate calls with single member arrays. Swap match_dup
15553 operands 1 and 2 to better fit into the array.
15554 (negdi2 splitter): Ditto with split_di.
15555 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15556 two separate calls with single member arrays. Swap match_dup operands
15557 6 and 7 to better fit into the array.
15559 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15561 * config/i386/i386.c (sse_builtin_type): New.
15562 (bdesc_sse_args): Likewise.
15563 (bdesc_sse_3arg): Removed.
15564 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15565 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15566 IX86_BUILTIN_ROUNDPS.
15567 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15568 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15569 IX86_BUILTIN_ROUNDPS.
15570 (ix86_expand_sse_4_operands_builtin): Removed.
15571 (ix86_expand_sse_operands_builtin): New.
15572 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15573 and CODE_FOR_sse4_1_roundps.
15574 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15575 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15577 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15580 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15581 regs before frame pop when needed. If use_backchain_to_restore_sp
15582 then load backchain into a temp reg to restore vr and vrsave. Add
15583 code to restore vr after frame pop if possible.
15585 2008-04-17 Richard Guenther <rguenther@suse.de>
15587 * tree-vn.c (expressions_equal_p): Do not check type
15588 equality or compatibility before calling operand_equal_p.
15589 * fold-const.c (operand_equal_p): Check equivalence of
15590 integer constants before bailing out due to signedness or
15591 precision differences.
15592 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15593 spurious differences in type qualification. Ignore types
15594 for COMPONENT_REFs at all.
15596 2008-04-17 Christian Bruel <christian.bruel@st.com>
15598 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15599 msw_skip comparison.
15601 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15604 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15607 PR tree-optimization/35899
15608 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15609 rather than TREE_OPERAND.
15611 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15614 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15615 temporary registers. Change operand predicate to general_operand.
15616 (remainderxf3): Ditto.
15618 2008-04-16 Richard Guenther <rguenther@suse.de>
15620 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15621 * tree-affine.c (aff_combination_expand): Look through some
15624 2008-04-15 Doug Kwan <dougkwan@google.com>
15626 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15628 * tree-pretty-print.c (dump_generic_node): Ditto.
15629 * final.c (output_addr_const): Ditto.
15630 * dwarf2out.c (output_cfi): Ditto.
15631 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15632 * print-rtl.c (print_rtx): Ditto.
15633 * print-tree.c (print_node_brief, print_node): Ditto.
15634 * c-common.c (match_case_to_enum_1): Ditto.
15635 * sched-vis.c (print_value): Ditto.
15636 * config/i386/i386.c (print_operand): Cast to long unsigned int
15639 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15640 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15641 MS Windows VirtualProtect function.
15643 2008-04-15 Jan Hubicka <jh@suse.cz>
15645 * gengtype.c (write_root): Param_is argument is OK.
15646 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15647 * function.h: Include varray.h
15648 (rtl_eh): New stucture based on except.c one.
15649 (call_site_record): New forward declaration and vector type.
15650 * calls.c (emit_call_1): Do not call
15651 note_current_region_may_contain_throw.
15652 * except.c (eh_status): Remove cur_region, try_region since they are
15654 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15655 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15656 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15657 Remove call_site_data_used, call_site_data_size.
15658 Turn call_site_record into vector in function.h.
15659 (note_current_region_may_contain_throw): Remove.
15660 (get_exception_pointer, get_exception_filter): Do not take struct
15661 function argument; update.
15662 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15663 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15664 build_post_landing_pads, dw2_build_landing_pads,
15665 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15666 sjlj_emit_function_enter, sjlj_emit_function_enter,
15667 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15668 sjlj_build_landing_pads, finish_eh_generation,
15669 remove_exception_handler_label, remove_eh_handler,
15670 maybe_remove_eh_handler, add_reachable_handler,
15671 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15672 add_action_record, collect_one_action_chain, add_call_site,
15673 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15674 sjlj_output_call_site_table, output_function_exception_table,
15675 * except.h (note_current_region_may_contain_throw): Remove
15676 (get_exception_pointer, get_exception_filter): Do not take struct
15678 * Makefile.in (GTFILES): Put varargs before struct function.
15680 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15682 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15683 punt for STRING_CST.
15684 (get_constraint_for): Deal with STRING_CST here instead.
15686 2008-04-15 Richard Guenther <rguenther@suse.de>
15688 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15689 statements in a basic-block with a backward walk. Do not
15690 substitute into dead statements but instead remove those.
15692 2008-04-15 Richard Guenther <rguenther@suse.de>
15694 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15695 to zero, thus disable creation of SFTs.
15697 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15699 * tree-predcom.c (suitable_reference_p): Return false if the
15700 reference can throw.
15702 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15705 * c-decl.c (finish_decl): If extern or static var has variable
15706 size, set TREE_TYPE (decl) to error_mark_node.
15708 2008-04-15 Rafael Espindola <espindola@google.com>
15710 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15713 2008-04-15 Richard Guenther <rguenther@suse.de>
15715 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15716 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15717 (visit_reference_op_load): Do walk vuse-vdef chains on
15718 vn_reference_lookup.
15719 (visit_reference_op_store): But do not here.
15720 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15721 vn_reference_lookup.
15722 (vn_lookup_with_vuses): But do so here.
15724 2008-04-14 Ian Lance Taylor <iant@google.com>
15726 * fold-const.c (fold_overflow_warning): Remove assertion.
15728 2008-04-15 Ben Elliston <bje@au.ibm.com>
15730 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15731 temp1 local variables.
15733 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15736 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15737 ".text.unlikely" section as executable.
15739 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15741 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15742 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15743 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15744 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15745 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15746 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15747 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15749 2008-04-14 Ian Lance Taylor <iant@google.com>
15751 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15752 * fold-const.c (fold_comparison): If appropriate, test
15753 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15754 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15755 reassociating a pointer type.
15756 * doc/invoke.texi (Optimize Options): Document that
15757 -fstrict-overflow applies to pointer wraparound.
15759 2008-04-13 Jan Hubicka <jh@suse.cz>
15761 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15763 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15765 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15766 we are going to "save the world".
15768 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15770 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15771 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15772 operand 0 constraint, not "=".
15774 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15776 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15778 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15780 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15781 of size of positions_needed * CHAR_BIT.
15783 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15785 PR middle-end/35897
15786 * dse.c (store_info): Change positions_needed to unsigned
15788 (lowpart_bitmask): New.
15789 (record_store): Cast to unsigned HOST_WIDE_INT for
15790 positions_needed. Assert width <= size of positions_needed *
15791 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15792 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15793 lowpart_bitmask to set mask.
15795 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15797 * config/bfin/constraints.md: New file.
15798 * config/bfin/bfin.md: Include it.
15799 (adddi3): Use satisfies_constraint functions instead of the old macros.
15800 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15801 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15802 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15803 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15804 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15805 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15806 EXTRA_CONSTRAINT): Delete.
15807 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15808 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15810 * config/bfin/bfin.c: Include "tm-constrs.h".
15811 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15812 Use satisfies_constraint functions instead of the old macros.
15813 * doc/md.texi (Blackfin Constraints): Update file name reference.
15815 2008-04-11 Richard Guenther <rguenther@suse.de>
15817 PR tree-optimization/35869
15818 * tree-vrp.c (execute_vrp): Move switch statement update after
15819 jump threading. Schedule another cfg cleanup run.
15821 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15824 * attribs.c (decl_attributes): Return early on errorneous node.
15826 2008-04-10 Oleg Ryjkov <olegr@google.com>
15828 * tree.h (struct tree_base): Added a new flag default_def_flag.
15829 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15831 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15833 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15835 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15838 * pa.md: Define mode iterator P. Define mode attribute dwc.
15839 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15840 (icacheflush): Likewise.
15841 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15842 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15844 2008-04-11 Ben Elliston <bje@au.ibm.com>
15846 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15848 2008-04-10 Rafael Espindola <espindola@google.com>
15850 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15851 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15852 (extract_range_from_expr): The same.
15854 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15856 * config/mips/mips.md (GPR2): New mode iterator.
15857 (seq): Add comment.
15858 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15859 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15860 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15861 Rewrite these to take two modes, the mode of comparison and the
15862 mode of the destination.
15863 * config/mips/mips.c (mips_expand_scc): Instead of having
15864 paradoxical subreg as destination, expand "narrowing" scc if mode
15865 of comparison is SI and target is requested in DI mode.
15866 (mips_emit_int_order_test): Update comment. Make mode of
15867 comparison match CMP0 rather than TARGET. When creating inverse
15868 target use mode of TARGET.
15870 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15872 * gcov-dump.c (tag_summary): Only print summaries for the first
15873 GCOV_COUNTERS_SUMMABLE counters.
15875 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15877 * config/i386/i386.md (absneg): New code iterator.
15878 (absnegprefix): New code attribute.
15879 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15880 patterns using absneg code iterator.
15881 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15882 using absneg code iterator.
15883 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15884 *neg<mode>2 patterns using absneg code iterator.
15885 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15886 *negextendsfdf2 patterns using absneg code iterator.
15887 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15888 *negextendsfxf2 patterns using absneg code iterator.
15889 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15890 *negextendsfdf2 patterns using absneg code iterator.
15891 * config/i386/sse.md (<code><mode>2): Macroize expander from
15892 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15894 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15896 * config/s390/s390.h: Remove the remains of the recent search
15897 & replace action of current_function_outgoing_args_size.
15899 2008-04-10 Ira Rosen <irar@il.ibm.com>
15901 PR tree-optimization/35821
15902 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15903 NEW_STMT_LIST is not NULL.
15905 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15908 * toplev.c (process_options): Remove -ffunction-sections debugging
15911 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15913 PR middle-end/PR28690
15914 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15915 than gen_rtx_fmt_ee to perform more canonicalizations.
15917 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15920 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15922 2008-04-09 Richard Guenther <rguenther@suse.de>
15924 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15925 (dump_function_to_file): Dump function arguments with types.
15927 2008-04-08 Richard Guenther <rguenther@suse.de>
15929 * fold-const.c (fold_widened_comparison): Do not allow
15930 sign-changes that change the result.
15932 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15935 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15936 kinds of indirect references.
15938 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15940 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15941 GNU Fortran language string.
15943 2008-04-08 Rafael Espindola <espindola@google.com>
15945 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15946 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15947 * tree.h (tree_call_nonnegative_warnv_p): New.
15949 2008-04-08 Jan Hubicka <jh@suse.cz>
15951 * function.c (free_after_compilation): Clear out regno_reg_rtx
15954 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15957 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15959 PR middle-end/PR28690
15960 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15961 same precedence as REG_POINTER and MEM_POINTER operands.
15963 2008-04-08 Richard Guenther <rguenther@suse.de>
15965 PR middle-end/35834
15966 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15967 for adding index to base.
15969 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15971 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15972 (MINGW_ENABLE_EXECUTE_STACK): New.
15973 (IN_LIBGCC2): For libgcc include windows.h file for
15974 function declarations.
15976 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15978 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15979 and tem2 if tem1 is not a REG or MULT.
15981 2008-04-08 Jan Hubicka <jh@suse.cz>
15983 * function.h (incomming_args): Break out of struct function.
15984 (function_subsections): Break out of struct function.
15985 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15986 return_rtx and hard_reg_initial_vals from struct function.
15987 Kill inl_max_label_num.
15988 (current_function_pops_args, current_function_args_info,
15989 current_function_args_size, current_function_args_size,
15990 current_function_pretend_args_size,
15991 current_function_outgoing_args_size,
15992 current_function_internal_arg_pointer, current_function_return_rtx):
15993 Kill compatibility accestor macros.
15994 * builtins.c (expand_builtin_apply_args_1): Update.
15995 (expand_builtin_next_arg): Update.
15996 * df-scan.c (df_get_call_refs): Update.
15997 * dbxout.c (dbxout_function_end): Update.
15998 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15999 (output_line_info): Update.
16000 (secname_for_decl): Update.
16001 (dwarf2out_var_location): Update.
16002 * function.c (free_after_compilation): Update.
16003 (assign_parm_find_stack_rtl): Update.
16004 (assign_parms): Update.
16005 (expand_dummy_function_end): Update.
16006 (expand_function_end): Update.
16007 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16008 (expand_call): Update.
16009 (emit_library_call_value_1): Update.
16010 (store_one_arg): Update.
16011 * varasm.c (initialize_cold_section_name): Update.
16012 (unlikely_text_section): Update.
16013 (unlikely_text_section_p): Update.
16014 (assemble_start_function): Update.
16015 (assemble_end_function): Update.
16016 (default_section_type_flags): Update.
16017 (switch_to_section): Update.
16018 * integrate.c (set_decl_abstract_flags): Update.
16019 (get_hard_reg_initial_val): Update.
16020 (has_hard_reg_initial_val): Update.
16021 (allocate_initial_values): Update.
16022 * resource.c (init_resource_info): Update.
16023 * config/alpha/alpha.c (NUM_ARGS): Update.
16024 (direct_return): Update.
16025 (alpha_va_start): Update.
16026 (alpha_sa_size): Update.
16027 (alpha_initial_elimination_offset): Update.
16028 (alpha_expand_prologue): Update.
16029 (alpha_start_function): Update.
16030 (alpha_expand_epilogue): Update.
16031 (unicosmk_initial_elimination_offset):
16032 * config/alpha/alpha.md (call expander): Update.
16033 * config/s390/s390.c (s390_register_info): Update.
16034 (s390_register_info): Update.
16035 (s390_frame_info): Update.
16036 (s390_initial_elimination_offset): Update.
16037 (s390_build_builtin_va_list): Update.
16038 (s390_va_start): Update.
16039 * config/spu/spu.c (direct_return): Update.
16040 (spu_expand_prologue): Update.
16041 (spu_initial_elimination_offset): Update.
16042 (spu_build_builtin_va_list): Update.
16043 (spu_va_start): Update.
16044 * config/sparc/sparc.c (sparc_init_modes): Update.
16045 (sparc_compute_frame_size): Update.
16046 (function_value): Update.
16047 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16048 * config/i386/i386.md (return expander): Update.
16049 * config/i386/i386.c (ix86_va_start): Update.
16050 (ix86_can_use_return_insn_p): Update.
16051 (ix86_compute_frame_layout): Update.
16052 (ix86_expand_epilogue): Update.
16053 * config/sh/sh.c (output_stack_adjust): Update.
16054 (calc_live_regs): Update.
16055 (sh_expand_prologue): Update.
16056 (sh_builtin_saveregs): Update.
16057 (sh_va_start): Update.
16058 (initial_elimination_offset): Update.
16059 (sh_allocate_initial_value): Update.
16060 (sh_function_ok_for_sibcall): Update.
16061 (sh_get_pr_initial_val): Update.
16062 * config/sh/sh.md (return expander): Update.
16063 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16064 * config/crx/crx.c (crx_compute_frame): UPdate.
16065 (crx_initial_elimination_offset): UPdate.
16066 * config/xtensa/xtensa.c (compute_frame_size): Update
16067 (xtensa_builtin_saveregs): Update.
16068 (xtensa_va_start): Update.
16069 (order_regs_for_local_alloc): Update.
16070 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16071 (xstormy16_expand_builtin_va_start): Update.
16072 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16073 * config/m68hc11/m68hc11.md (return expanders): Update.
16074 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16075 (expand_epilogue): Update.
16076 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16077 (cris_simple_epilogue): Update.
16078 (cris_expand_prologue): Update.
16079 (cris_expand_epilogue): Update.
16080 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16081 (compute_frame_size): Update.
16082 * config/mt/mt.c (mt_compute_frame_size): Update.
16083 * config/mn10300/mn10300.c (expand_prologue): Update.
16084 (expand_epilogue): Update.
16085 (initial_offset): Update.
16086 (mn10300_builtin_saveregs):
16087 * config/mn10300/mn10300.md (return expander): Update.
16088 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16089 (ia64_initial_elimination_offset): Update.
16090 (ia64_initial_elimination_offset): Update.
16091 (ia64_expand_prologue): Update.
16092 * config/m68k/m68k.md (return expander): Update.
16093 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16094 (rs6000_stack_info): Update.
16095 * config/mcore/mcore.c (layout_mcore_frame): Update.
16096 (mcore_expand_prolog): Update.
16097 * config/arc/arc.c (arc_compute_frame_size): Update.
16098 * config/score/score3.c (score3_compute_frame_size): Update.
16099 * config/score/score7.c (score7_compute_frame_size): Update.
16100 * config/arm/arm.c (use_return_insn): Update.
16101 (thumb_find_work_register): Update.
16102 (arm_compute_save_reg_mask): Update.
16103 (arm_output_function_prologue): Update.
16104 (arm_output_epilogue): Update.
16105 (arm_size_return_regs): Update.
16106 (arm_get_frame_offsets): Update.
16107 (arm_expand_prologue): Update.
16108 (thumb_exit): Update.
16109 (thumb_unexpanded_epilogue): Update.
16110 (thumb1_output_function_prologue): Update.
16111 * config/pa/pa.md (return expander): Update.
16112 * config/pa/pa.c (compute_frame_size): Update.
16113 (hppa_builtin_saveregs): Update.
16114 * config/mips/mips.c (mips_va_start): Update.
16115 (mips16_build_function_stub): Update.
16116 (mips_compute_frame_info): Update.
16117 (mips_restore_gp): Update.
16118 (mips_output_function_prologue): Update.
16119 (mips_expand_prologue): Update.
16120 * config/v850/v850.c (compute_frame_size): Update.
16121 (expand_prologue): * config/mmix/mmix.c (along): update.
16122 (mmix_initial_elimination_offset): update.
16123 (mmix_reorg): update.
16124 (mmix_use_simple_return): update.
16125 (mmix_expand_prologue): update.
16126 (mmix_expand_epilogue): Update.
16127 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16128 (emit_link_insn): Update.
16130 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16132 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16133 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16135 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16138 2008-04-07 Jan Hubicka <jh@suse.cz>
16140 * function.h (rtl): Rename to x_rtl.
16141 (crtl): New define.
16142 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16143 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16144 used_temp_slots avail_temp_slots, temp_slot_level,
16145 nonlocal_goto_handler_labels): Update accesstors.
16146 (rtl): New global variable.
16147 (struct function): Move some fileds to rtl_data.
16148 (get_arg_pointer_save_area): Update prototype.
16149 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16150 get_arg_pointer_save_area.
16151 * expr.c (init_expr): Update
16152 * function.c (get_frame_size): Update
16153 (assign_stack_local): Update
16154 (expand_function_end): Update.
16155 (get_art_pointer_save_area): Update
16157 * emit-rtl.c (rtl): Declare.
16158 (regno_reg_rtx): Declare.
16159 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16161 (gen_reg_rtx): Update.
16162 * varasm.c (n_deferred_constatns): Update accestor.
16163 (init_varasm_status): Do not allocate varasm_status.
16164 (force_const_mem, get_pool_size, output_constant_pool): Update.
16165 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16166 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16167 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16168 * sparc/sparc.h (INIT_EXPANDERS): Update.
16169 * ia64/ia64.h (INIT_EXPANDERS): Update.
16171 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16173 * reload.c (push_secondary_reload): Add missing break to for loop.
16175 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16177 PR middle-end/PR28690
16178 * rtlanal.c: Update copyright years.
16179 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16180 as REG_POINTER and MEM_POINTER operands.
16181 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16182 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16183 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16184 * gcse.c: Update copyright years.
16185 (pre_delete): Call gen_reg_rtx_and_attrs.
16186 (hoist_code): Likewise.
16187 (build_store_vectors): Likewise.
16188 (delete_store): Likewise.
16189 * loop-invariant.c (move_invariant_reg): Likewise.
16190 Update copyright years.
16192 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16194 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16195 control string instead of quoted.
16197 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16199 * doc/rtl.texi: Rewrite of subreg section.
16201 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16204 * config/i386/i386.c (legitimize_pic_address): Add treating
16205 of dllimport SYM_REF's.
16206 (legitimize_dllimport_symbol): Add prototype.
16208 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16210 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16211 reference in constructor with non self-referential type.
16213 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16215 Removal of Return with Depressed Stack Pointer support
16216 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16217 (ECF_SP_DEPRESSED): Likewise.
16218 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16219 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16220 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16221 (expand_call): Do not test ECF_SP_DEPRESSED.
16222 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16223 * function.c (keep_stack_depressed): Delete.
16224 (handle_epilogue_set): Likewise.
16225 (update_epilogue_consts): Likewise.
16226 (emit_equiv_load): Likewise.
16227 (thread_prologue_and_epilogue_insns): Remove support for Return with
16228 Depressed Stack Pointer.
16229 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16231 2008-04-06 Richard Guenther <rguenther@suse.de>
16233 PR tree-optimization/35400
16234 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16235 information from SSA_NAMEs.
16237 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16239 * config/avr/avr.h (avr_mega_p): Remove declaration.
16240 (AVR_MEGA): Remove macro.
16241 * config/avr/avr.c (avr_mega_p): Remove variable.
16242 (avr_override_options): Remove inicializion of avr_mega_p.
16243 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16244 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16245 (avr_jump_mode): (Ditto.).
16246 (avr_output_progmem_section_asm_op): (Ditto.).
16247 (avr_asm_init_sections): (Ditto.).
16248 (avr_asm_init_sections): (Ditto.).
16249 (avr_rtx_costs): (Ditto.).
16250 * config/avr/avr.md: (Ditto.).
16251 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16254 2008-04-06 Richard Guenther <rguenther@suse.de>
16256 PR tree-optimization/35842
16257 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16258 is_gimple_invariant_address.
16260 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16262 * gcc.c (default_compilers): Sync Fortran extensions list with
16263 that in fortran/lang-specs.h.
16264 * doc/invoke.texi: Likewise.
16265 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16266 * dwarf2out.c (gen_compile_unit_die): Likewise.
16268 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16270 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16272 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16275 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16276 attribute is used for nested functions.
16278 2008-04-05 Jan Hubicka <jh@suse.cz>
16280 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16282 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16284 (dump_files): Update.
16285 (enable_rtl_dump_file): Do not accept letter argument.
16286 * tree-pass.h (dump_file_info): Remove letter argument.
16287 * toplev.c (decode_d_option): Update -da handling.
16288 * toplev.h (enable_rtl_dump_file): Update prototype.
16289 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16290 it out based on pass type.
16291 (register_dump_files_1): Likewise.
16292 (init_optimization_passes): Update register_one_dump_file calls.
16293 (execute_one_pass): Sanity check that IPA passes are called at IPA
16294 level and RTL passes at RTL level.
16295 (execute_pass_list): IPA pass can not be after or subpass of
16297 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16298 disallov RTL subpasses of IPA subpasses.
16300 2008-04-05 Ben Elliston <bje@au.ibm.com>
16302 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16303 builtins that return exactly once and do not throw. Cache call to
16306 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16308 PR rtl-optimization/34916
16309 PR middle-end/35519
16310 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16311 between instruction pairs.
16313 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16315 * doc/invoke.texi: Document -mbitops for SH.
16316 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16317 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16318 * config/sh/sh.c (print_operand): Add %t operand code.
16319 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16320 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16321 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16322 (extendqihi2): Likewise.
16323 (movqi_i): Likewise.
16324 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16325 (extv): Use bld instruction for SH2A if possible.
16327 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16328 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16329 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16330 (bset.b, bclr.b): Define peepholes.
16331 * config/sh/sh.opt (mbitops): New option.
16333 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16336 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16337 and view convert expression.
16339 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16342 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16344 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16346 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16348 * config/i386/cpuid.h (bit_AES): New.
16349 (bit_PCLMUL): Likewise.
16351 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16352 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16353 SSE2 if AES or PCLMUL is enabled.
16354 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16355 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16356 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16357 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16358 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16359 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16360 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16361 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16362 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16363 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16364 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16365 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16366 __builtin_ia32_aeskeygenassist128 and
16367 __builtin_ia32_pclmulqdq128.
16368 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16369 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16370 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16372 * config/i386/i386.h (TARGET_AES): New.
16373 (TARGET_PCLMUL): Likewise.
16374 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16376 * config/i386/i386.md (UNSPEC_AESENC): New.
16377 (UNSPEC_AESENCLAST): Likewise.
16378 (UNSPEC_AESDEC): Likewise.
16379 (UNSPEC_AESDECLAST): Likewise.
16380 (UNSPEC_AESIMC): Likewise.
16381 (UNSPEC_AESKEYGENASSIST): Likewise.
16382 (UNSPEC_PCLMUL): Likewise.
16384 * config/i386/i386.opt (maes): New.
16385 (mpclmul): Likewise.
16387 * config/i386/sse.md (aesenc): New pattern.
16388 (aesenclast): Likewise.
16389 (aesdec): Likewise.
16390 (aesdeclast): Likewise.
16391 (aesimc): Likewise.
16392 (aeskeygenassist): Likewise.
16393 (pclmulqdq): Likewise.
16395 * config/i386/wmmintrin.h: New.
16397 * doc/extend.texi: Document AES and PCLMUL built-in function.
16399 * doc/invoke.texi: Document -maes and -mpclmul.
16401 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16403 * function.c (free_after_parsing): Replace with
16404 cxx_push_function_context from C++ front-end.
16405 (allocate_struct_function): Don't call langhook.
16406 * langhooks.h (struct lang_hooks_for_functions): Delete.
16407 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16409 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16410 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16411 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16412 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16413 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16414 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16415 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16417 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16418 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16420 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16423 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16426 2008-04-04 Richard Guenther <rguenther@suse.de>
16428 PR middle-end/35823
16429 * fold-const.c (optimize_minmax_comparison): Use the correct
16430 type for the constant in the simplified comparison.
16432 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16434 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16435 Pass L2 size as "--param l2-cache-size" to the compiler.
16436 (decode_l2_cache): New function to decode L2 cache parameters using
16437 0x8000006 extended cpuid function.
16438 (detect_caches_amd): Determine parameters of L2 cache using
16439 decode_l2_caches function.
16440 (decode_caches_intel): Decode L2 cache parameters.
16441 (detect_caches_intel): Determine L2 cache parameters using
16442 decode_caches_intel and decode_l2_caches functions.
16444 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16446 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16447 secondary input reload for subword loads from the constant pool.
16449 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16452 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16453 constants of the appropriate size for runtime calculations.
16456 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16457 decimal-float literal constant zero.
16459 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16462 * c-parser.c (c_parser_omp_atomic): Call
16463 default_function_array_conversion on the RHS.
16465 PR middle-end/35818
16466 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16467 call is_variable_sized if decl has incomplete type.
16469 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16471 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16473 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16475 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16477 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16478 (sgt<u>): Merge sgt and sgtu into new expander.
16479 (sgt, sgtu): Remove expanders.
16480 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16481 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16482 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16483 *sgtu_<mode>_mips16 into new pattern.
16484 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16485 (sge<u>): Merge sge and sgeu into new expander.
16486 (sge, sgeu): Remove expanders.
16487 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16489 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16490 (slt<u>): Merge slt and sltu into new expander.
16491 (slt, sltu): Remove expanders.
16492 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16493 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16494 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16495 *sltu_<mode>_mips16 into new pattern.
16496 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16497 (sle<u>): Merge sle and sleu into new expander.
16498 (sle, sleu): Remove expanders.
16499 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16500 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16501 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16502 *sleu_<mode>_mips16 into new pattern.
16503 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16505 2008-04-03 Jan Hubicka <jh@suse.cz>
16507 PR tree-optimization/35795
16508 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16509 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16510 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16511 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16512 * score/score3.c (score3_output_mi_thunk): Likewise.
16513 * score/score7.c (score7_output_mi_thunk): Likewise.
16514 * mips/mips.c (mips_output_mi_thunk): Likewise.
16516 2008-04-03 Richard Guenther <rguenther@suse.de>
16518 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16519 conversions. Simplify code.
16521 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16523 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16525 2008-04-03 Tom Tromey <tromey@redhat.com>
16526 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16528 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16529 * config/bfin/t-bfin-linux (generated_files): Add
16530 linux-sysroot-suffix.h.
16531 * doc/install.texi (Prerequisites): Require make 3.80.
16532 * doc/sourcebuild.texi (Front End Directory): Document new
16534 * Makefile.in (generated_files): New variable.
16535 (ALL_HOST_OBJS): New variable.
16536 ($(ALL_HOST_OBJS)): New target.
16538 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16540 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16541 (remap_block): Call id->transform_lang_insert_block instead
16543 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16544 Set id.transform_lang_insert_block to NULL.
16545 (clone_body): Move to cp/optimize.c
16546 * tree-inline.h (struct copy_body_data): Change
16547 transform_lang_insert_block to function pointer.
16548 (copy_generic_body, copy_decl_no_change): Export.
16549 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16550 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16551 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16553 * c-tree.h (insert_block): Kill.
16554 * c-decl.c (insert_block): Kill.
16556 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16558 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16559 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16560 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16562 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16563 argument, call {push,pop}_function_context from here.
16564 * c-parser.c: Use c_{push,pop}_function_context.
16566 * function.c (push_function_context_to): Move meat ...
16567 (push_function_context): ... here. Simplify.
16568 * function.c (pop_function_context_from): Move meat ...
16569 (pop_function_context): ... here. Simplify.
16570 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16572 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16573 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16574 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16575 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16577 2008-04-03 Ben Elliston <bje@au.ibm.com>
16579 * expmed.c (extract_force_align_mem_bit_field): Remove.
16581 2008-04-03 Richard Guenther <rguenther@suse.de>
16583 PR middle-end/35800
16584 * expr.h (try_casesi): Adjust prototype.
16585 * expr.c (try_casesi): Take fallback label as extra parameter.
16586 Use that for gen_casesi if default_label is NULL.
16587 * stmt.c (expand_case): Pass fallback label to try_casesi,
16588 make sure to fill gaps with a fallback label if default_label
16591 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16594 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16596 2008-04-03 Ben Elliston <bje@au.ibm.com>
16598 * expmed.c (extract_split_bit_field): Remove if (0) code.
16599 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16600 (do_ds_constraint): Likewise.
16602 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16604 * doc/cppopts.texi (-dU): Document.
16605 * c-common.h (flag_dump_macros): Update comment.
16606 * c-opts.c (handle_OPT_d): Handle -dU.
16607 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16608 dump_queued_macros, cb_used_define, cb_used_undef): New.
16609 (init_pp_output): Handle -dU.
16610 (cb_line_change): Call dump_queued_macros.
16611 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16613 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16615 * config/avr/predicates.md (io_address_operand): New predicate.
16616 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16617 * config/avr/avr.c (avr_io_address_p): Remove function.
16618 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16619 'avr_io_address_p' function.
16620 (out_movhi_r_mr): (Ditto.).
16621 (out_movqi_mr_r): (Ditto.).
16622 (out_movhi_mr_r): (Ditto.).
16623 (avr_address_cost): (Ditto.).
16625 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16627 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16628 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16629 in 32bit mode when XMM registers are available to avoid store
16631 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16632 corresponding post-reload splitters.
16634 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16636 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16637 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16638 __builtin_ia32_roundss.
16639 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16640 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16641 __builtin_ia32_roundss.
16642 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16643 IX86_BUILTIN_SHUFPD here.
16645 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16647 * config/i386/i386.md (plogic): New.
16648 (plogicprefix): Likewise.
16650 * config/i386/mmx.md (mmx_<code><mode>3): New.
16651 (mmx_and<mode>3): Removed.
16652 (mmx_ior<mode>3): Likewise.
16653 (mmx_xor<mode>3): Likewise.
16655 * config/i386/sse.md (<code><mode>3): New.
16656 (*<code><mode>3): Likewise.
16657 (*<code><mode>3): Likewise.
16658 (<code><mode>3): Likewise.
16659 (*sse_<code><mode>3): Likewise.
16660 (*sse2_<code><mode>3): Likewise.
16661 (<code>tf3): Likewise.
16662 (*<code>tf3): Likewise.
16663 (and<mode>3): Likewise.
16664 (*and<mode>3): Likewise.
16665 (ior<mode>3): Removed.
16666 (*ior<mode>3): Likewise.
16667 (xor<mode>3): Likewise.
16668 (*xor<mode>3): Likewise.
16669 (*and<mode>3): Likewise.
16670 (*ior<mode>3): Likewise.
16671 (*xor<mode>3): Likewise.
16672 (and<mode>3): Likewise.
16673 (*sse_and<mode>3): Likewise.
16674 (*sse2_and<mode>3): Likewise.
16675 (andtf3): Likewise.
16676 (*andtf3): Likewise.
16677 (ior<mode>3): Likewise.
16678 (*sse_ior<mode>3): Likewise.
16679 (*sse2_ior<mode>3): Likewise.
16680 (iortf3): Likewise.
16681 (*iortf3): Likewise.
16682 (xor<mode>3): Likewise.
16683 (*sse_xor<mode>3): Likewise.
16684 (*sse2_xor<mode>3): Likewise.
16685 (xortf3): Likewise.
16686 (*xortf3): Likewise.
16688 2008-04-02 Richard Guenther <rguenther@suse.de>
16690 PR tree-optimization/14495
16691 PR tree-optimization/34793
16692 * tree-vrp.c (struct switch_update): New structure.
16693 (to_remove_edges, to_update_switch_stmts): New VECs.
16694 (simplify_switch_using_ranges): New function. Remove not taken
16695 case labels and edges.
16696 (simplify_stmt_using_ranges): Call it.
16697 (identify_jump_threads): Mark edges we have queued for removal
16698 so we don't thread them.
16699 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16701 * tree-cfg.c (group_case_labels): Deal with missing default label.
16702 (tree_verify_flow_info): Allow missing default label.
16703 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16704 (emit_case_nodes): Likewise.
16705 (expand_case): Do not rely on the default label to be present.
16706 * expr.c (try_casesi): Deal with NULL default_label.
16707 (do_tablejump): Likewise.
16709 2008-04-02 Richard Guenther <rguenther@suse.de>
16711 PR tree-optimization/14495
16712 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16713 SWITCH_EXPR here ...
16714 (vrp_visit_switch_stmt): ... but here (new function).
16715 (find_case_label_index): New helper function.
16716 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16718 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16720 * fwprop.c: Fix ISO-C99ism.
16722 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16725 * Makefile.in (objdir): Set it here.
16726 * configure.ac: Not here. Find dynamic linker characteristics.
16727 * exec-tool.in: Use them.
16728 * aclocal.m4: Regenerate.
16729 * configure: Regenerate.
16731 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16733 * expr.c (expand_var): Delete it.
16734 * expr.h (expand_var): Delete prototype.
16735 * function.c (expand_function_start): Use expand_decl instead.
16736 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16739 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16741 PR rtl-optimization/35542
16742 * fwprop.c (forward_propagate_and_simplify): Replace
16743 loc_reg_mentioned_in_p with reg_mentioned_p.
16745 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16747 PR rtl-optimization/35281
16748 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16749 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16750 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16751 (varying_mem_p): Move above propagate_rtx.
16752 (all_uses_available_at): Do not check MEMs.
16754 2008-04-02 Rafael Espindola <espindola@google.com>
16756 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16757 (register_edge_assert_for_2): Split the cond argument.
16758 (register_edge_assert_for_1): Adjust for the change in
16759 register_edge_assert_for_2.
16760 (register_edge_assert_for): Split the cond argument.
16761 (find_switch_asserts): Adjust for the change in
16762 register_edge_assert_for.
16764 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16766 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16767 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16768 offsets for 64-bit mingw.
16769 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16770 abi for x86_64-pc-mingw.
16772 2008-04-02 Richard Guenther <rguenther@suse.de>
16774 * tree-vrp.c (extract_range_from_assert): Make sure to not
16775 produce range min/max with TREE_OVERFOW set.
16776 If merging a anti-range and a range keep the anti-range if
16777 the range covers all values of the type.
16778 (register_edge_assert_for_2): Only allow sign-changing
16779 conversions in detecting canonical range checks. Also
16780 register an assert for the unsigned name if useful.
16782 PR tree-optimization/35787
16783 * tree-vrp.c (vrp_val_max): New function.
16784 (vrp_val_min): Likewise.
16785 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16786 (vrp_val_is_min): Likewise.
16787 (supports_overflow_infinity): Use vrp_val_{min,max}.
16788 (negative_overflow_infinity): Likewise.
16789 (positive_overflow_infinity): Likewise.
16790 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16791 (is_positive_overflow_infinity): Likewise.
16792 (is_overflow_infinity): Likewise.
16793 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16794 vrp_val_is_{min,max}.
16795 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16796 to ranges if possible. Avoid empty ranges.
16798 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16800 PR middle-end/35705
16801 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16802 the expression is a function address.
16804 2008-04-01 George Helffrich <george@gcc.gnu.org>
16806 PR fortran/35154, fortran/23057
16807 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16808 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16809 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16810 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16812 (dbxout_syms): Check for COMMON-based symbol and wrap in
16813 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16814 in bracket for efficiency.
16816 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16817 using DW_TAG_common_block + member offset.
16818 (add_pubname_string): New function.
16819 (dw_expand_expr): New function to find block name and offset for
16821 (common_check): New function to check whether symbol in Fortran COMMON.
16822 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16824 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16827 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16829 2008-04-02 Ben Elliston <bje@au.ibm.com>
16831 * config/v850/v850.md (casesi): Remove if (0) code.
16832 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16833 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16835 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16837 * config/i386/i386.md (rex64suffix): New mode attribute.
16838 (floathi<mode>2): Disable expander for SSE math.
16839 (*floathi<mode>2_1): New insn insn_and_split pattern.
16840 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16841 corresponding post-reload splitters.
16842 (*floathi<mode>2_i387): New macroized insn pattern.
16843 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16844 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16845 insn_and_split pattern.
16846 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16847 New macroized instruction patterns and corresponding post-reload
16849 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16850 and corresponding post-reload splitters.
16851 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16852 New macroized instruction patterns.
16853 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16854 macroized instruction patterns and corresponding post-reload splitters.
16855 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16856 corresponding post-reload splitters.
16857 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16858 New macroized instruction patterns.
16859 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16860 corresponding post-reload splitters.
16861 (*floatsi<mode>2_i387): New macroized instruction patterns.
16863 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16865 * config/i386/i386.md (smaxmin): New.
16866 (umaxmin): Likewise.
16867 (maxminiprefix): Likewise.
16868 (maxminfprefix): Likewise.
16869 (<code><mode>3): Likewise.
16870 (smin<mode>3): Removed.
16871 (smax<mode>3): Likewise.
16873 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16874 (mmx_<code>v4hi3): Likewise.
16875 (mmx_<code>v8qi3): Likewise.
16876 (mmx_smaxv2sf3): Removed.
16877 (mmx_sminv2sf3): Likewise.
16878 (mmx_umaxv8qi3): Likewise.
16879 (mmx_smaxv4hi3): Likewise.
16880 (mmx_uminv8qi3): Likewise.
16881 (mmx_sminv4hi3): Likewise.
16883 * config/i386/sse.md (<addsub><mode>3): New.
16884 (*<addsub><mode>3): Likewise.
16885 (<sse>_vm<addsub><mode>3): Likewise.
16886 (<maxmin><mode>3): Likewise.
16887 (*<maxmin><mode>3_finite): Likewise.
16888 (*<maxmin><mode>3): Likewise.
16889 (<sse>_vm<maxmin><mode>3): Likewise.
16890 (sse3_h<addsub>v4sf3): Likewise.
16891 (sse3_h<addsub>v2df3): Likewise.
16892 (<maxmin>v16qi3): Likewise.
16893 (*<maxmin>v16qi3): Likewise.
16894 (<maxmin>v8hi3): Likewise.
16895 (*<maxmin>v8hi3): Likewise.
16896 (*sse4_1_<maxmin><mode>3): Likewise.
16897 (*sse4_1_<maxmin><mode>3): Likewise.
16898 (add<mode>3): Removed.
16899 (*add<mode>3): Likewise.
16900 (<sse>_vmadd<mode>3): Likewise.
16901 (sub<mode>3): Likewise.
16902 (*sub<mode>3): Likewise.
16903 (<sse>_vmsub<mode>3): Likewise.
16904 (smin<mode>3): Likewise.
16905 (*smin<mode>3_finite): Likewise.
16906 (*smin<mode>3): Likewise.
16907 (<sse>_vmsmin<mode>3): Likewise.
16908 (smax<mode>3): Likewise.
16909 (*smax<mode>3_finite): Likewise.
16910 (*smax<mode>3): Likewise.
16911 (<sse>_vmsmax<mode>3): Likewise.
16912 (sse3_haddv4sf3): Likewise.
16913 (sse3_haddv2df3): Likewise.
16914 (sse3_hsubv4sf3): Likewise.
16915 (sse3_hsubv2df3): Likewise.
16916 (umaxv16qi3): Likewise.
16917 (*umaxv16qi3): Likewise.
16918 (smaxv8hi3): Likewise.
16919 (*smaxv8hi3): Likewise.
16920 (*sse4_1_smax<mode>3): Likewise.
16921 (*sse4_1_umax<mode>3): Likewise.
16922 (uminv16qi3): Likewise.
16923 (*uminv16qi3): Likewise.
16924 (sminv8hi3): Likewise.
16925 (*sminv8hi3): Likewise.
16926 (*sse4_1_smin<mode>3): Likewise.
16927 (*sse4_1_umin<mode>3): Likewise.
16929 2008-04-01 Rafael Espindola <espindola@google.com>
16931 * tree-cfg.c (verify_expr): remove in_phi.
16932 (verify_stmt): Don't call walk_tree with verify_expr. Use
16933 is_gimple_min_invariant instead of is_gimple_val.
16935 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16937 * doc/include/gpl_v3.texi: Update for manpage generation.
16938 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16940 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16941 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16942 gpl_v3.texi instead of gpl.texi.
16945 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16948 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16950 2008-04-01 Rafael Espindola <espindola@google.com>
16952 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16953 (extract_code_and_val_from_cond): Use
16954 extract_code_and_val_from_cond_with_ops.
16956 2008-04-01 Jan Hubicka <jh@suse.cz>
16958 * function.c (free_after_compilation): Free epilogue_delay_list.
16959 (prepare_function_start): Assert that previous compilation was freed.
16961 2008-04-01 Jan Hubicka <jh@suse.cz>
16962 Jim Wilson <wilson@tuliptree.org>
16963 Andreas Tobler <andreast@gcc.gnu.org>
16965 PR middle-end/35781
16966 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16967 rtl.emit instead cfun->emit.
16968 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16969 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16971 2008-04-01 Ben Elliston <bje@au.ibm.com>
16973 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16975 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16977 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16979 (fprofile-use): Add var flag_profile_use
16980 * coverage.c (coverage_begin_output): Do not open a gcno file for
16981 output only if -ftest-coverage is set.
16982 Do not add getpwd() to gcda file path.
16983 (build_gcov_info): Check the new flag
16984 flag_profile_datafile_relative_path.
16985 (coverage_init): Use profile_data_prefix.
16986 Read profile counter only if flag_profile_use is set.
16987 * opts.c (common_handle_option): New option fprofile-use=,
16988 fprofile-dir=, fprofile-generate=.
16989 * toplev.c (profile_data_prefix): New variable definition.
16990 * toplev.h (profile_data_prefix): New declaration.
16991 * doc/invoke.tex (Option Summary, Optimization Options):
16994 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16996 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16997 use tmp consistently.
17000 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17001 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17002 UNSPEC_FR_RECIP_APPROX_RES.
17003 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17005 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17008 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17010 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17012 PR middle-end/30186
17013 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17014 element of the vector via a pointer.
17016 2008-03-31 Ian Lance Taylor <iant@google.com>
17018 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17020 2008-03-31 Jan Hubicka <jh@suse.cz>
17022 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17023 get_arg_pointer_save_area.
17024 * expr.c (init_expr): Just clear out rtl.expr.
17025 * function.c (free_after_compilation): Clear out whole RTL structure.
17026 (get_func_frame_size): Merge into ...
17027 (get_frame_size): ... this one.
17028 (assign_stack_local_1): Merge into ...
17029 (assign_stack_local): ... this one.
17030 (expand_function_end): Update call of get_arg_pointer_save_area.
17031 (get_art_pointer_save_area): Remove cfun argument.
17032 * function.h (emit_status): regno_pointer_align does not need length
17033 attribute. Move x_regno_reg_rtx to ...
17034 (regno_reg_rtx): ... new global array.
17035 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17036 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17037 apply_args_value, forced_labels, stack_pointer_delta):
17039 (struct varasm_status): Move here from varasm.c
17040 (struct rtl_data): New. Move here some fields from struct function.
17041 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17042 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17043 used_temp_slots avail_temp_slots, temp_slot_level,
17044 nonlocal_goto_handler_labels): Update accesstors.
17045 (rtl): New global variable.
17046 (struct function): Move some fileds to rtl_data.
17047 (get_arg_pointer_save_area): Update prototype.
17048 * emit-rtl.c (rtl): Declare.
17049 (regno_reg_rtx): Declare.
17050 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17052 (gen_reg_rtx): Update.
17053 (init_virtual_regs): Do not tate emit_status argument.
17054 (init_emit): Do not allocate emit.
17055 * varasm.c (varasm_statuc): Move to function.h.
17056 (n_deferred_constatns): Update accestor.
17057 (init_varasm_status): Do not allocate varasm_status.
17058 (force_const_mem, get_pool_size, output_constant_pool): Update.
17059 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17060 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17062 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17064 PR rtl-optimization/35729
17065 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17068 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17071 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17072 load/store if memory is unaligned.
17073 (*movti_rex64): Likewise.
17075 * config/i386/predicates.md (misaligned_operand): New.
17077 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17080 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17083 2008-03-31 Jan Beulich <jbeulich@novell.com>
17085 * config/ia64/constraints.md: Add 'j' constraint.
17086 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17087 (movdi_internal): Likewise.
17089 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17092 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17094 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17097 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17098 proper error message for the third argument on blendpd and
17101 * config/i386/sse.md (blendbits): New.
17102 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17104 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17106 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17108 2008-03-30 Richard Guenther <rguenther@suse.de>
17110 PR middle-end/31023
17111 * fold-const.c (fold_sign_changed_comparison): Do leave
17112 conversions to base-types alone.
17114 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17116 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17117 the link register if one altivec register is be saved.
17119 2008-03-30 Ben Elliston <bje@au.ibm.com>
17121 * final.c (final_scan_insn): Remove if (0) code.
17123 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17125 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17127 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17129 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17130 of V4SFmode to ix86_binary_operator_ok.
17132 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17134 * config/i386/i386.c (override_options): Initialize
17135 ix86_veclib_handler to ix86_veclibabi_svml when
17136 -mveclibabi=svml is used.
17137 (ix86_veclibabi_svml): New function for SVML ABI style
17138 vectorization support.
17139 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17141 2008-03-28 Rafael Espindola <espindola@google.com>
17143 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17144 (tree_binary_nonnegative_warnv_p): Make it public.
17145 (tree_single_nonnegative_warnv_p): Make it public.
17146 (tree_invalid_nonnegative_warnv_p): Make it public.
17147 (tree_unary_nonzero_warnv_p): Make it public.
17148 (tree_binary_nonzero_warnv_p): Make it public
17149 (tree_single_nonzero_warnv_p): Make it public.
17150 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17151 (extract_range_from_binary_expr): Split the expr argument.
17152 (extract_range_from_unary_expr): Split the expr argument.
17153 (extract_range_from_comparison): Split the expr argument.
17154 (extract_range_from_expr): Use the new aux functions.
17155 (vrp_evaluate_conditional_warnv): Use
17156 vrp_evaluate_conditional_warnv_with_ops.
17157 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17158 (tree_binary_nonzero_warnv_p): Declare.
17159 (tree_single_nonzero_warnv_p): Declare.
17160 (tree_expr_nonzero_warnv_p): Declare.
17161 (tree_unary_nonnegative_warnv_p): Declare.
17162 (tree_binary_nonnegative_warnv_p): Declare.
17163 (tree_single_nonnegative_warnv_p): Declare.
17164 (tree_invalid_nonnegative_warnv_p): Declare.
17166 2008-03-28 Richard Guenther <rguenther@suse.de>
17168 PR tree-optimization/30317
17169 PR tree-optimization/30911
17170 PR tree-optimization/34793
17171 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17172 (struct assert_locus_d): New member EXPR.
17173 (register_new_assert_for): Add EXPR parameter to support
17174 ASSERT_EXPR <name, expr OP limit>.
17175 (register_edge_assert_for_1): Adjust callers.
17176 (find_assert_locations): Likewise.
17177 (process_assert_insertions_for): Build condition from expression.
17178 (extract_range_from_assert): Handle ASSERT_EXPRs
17179 of the form ASSERT_EXPR <name, expr OP limit>.
17180 (register_edge_assert_for_2): New helper registering
17181 asserts for comparisons. Recognize range tests of the form
17182 (unsigned)i - CST1 OP CST2.
17183 (register_edge_assert_for_1): Use it.
17184 (register_edge_assert_for): Likewise.
17185 (needs_overflow_infinity): Integer sub-types
17186 do not need overflow infinities.
17187 (vrp_val_is_max): The extreme values of integer sub-types
17188 are those of the base type.
17189 (vrp_val_is_min): Likewise.
17190 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17193 2008-03-28 Nick Clifton <nickc@redhat.com>
17196 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17197 Return GENERAL_REGS for stack adjustment reloads.
17199 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17202 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17203 const_vector when all the vectors are constant.
17205 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17207 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17209 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17210 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17212 (s<code>_sf): Use new scc_sf attribute for opcode names.
17214 2008-03-27 Tom Tromey <tromey@redhat.com>
17216 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17217 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17218 config/spu/t-spu-elf, config/i386/t-interix,
17219 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17220 config/i386/x-darwin, config/i386/x-mingw32,
17221 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17222 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17223 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17224 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17225 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17226 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17227 config/score/t-score-elf, config/arm/t-strongarm-pe,
17228 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17229 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17230 Revert automatic dependency patch.
17232 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17235 * config/i386/i386.c (ix86_function_arg_boundary): Align
17236 decimal floating point to its natural boundary.
17238 2008-03-27 Richard Guenther <rguenther@suse.de>
17240 PR middle-end/35716
17241 * fold-const.c (fold_comparison): Restrict distinct decl
17242 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17243 solely rely on operand_equal_p.
17245 2008-03-27 Richard Guenther <rguenther@suse.de>
17248 * c-common.c (handle_weak_attribute): Reject combination of
17251 2008-03-27 Richard Guenther <rguenther@suse.de>
17253 PR tree-optimization/32810
17254 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17255 conversions from DECL_INITIAL.
17256 (fold_const_aggregate_ref): Likewise from constructor elements.
17258 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17260 * tree-affine.h (aff_combination_expand): Declare.
17261 (get_inner_reference_aff): Likewise.
17262 * tree-affine.c (aff_combination_expand): Split out from
17263 tree_to_aff_combination_expand.
17264 (get_inner_reference_aff): New function.
17265 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17266 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17267 (struct lim_aux_data): sm_done field removed.
17268 (mem_ref_loc_p, mem_ref_locs_p): New types.
17269 (struct mem_ref): Added id, stored, accesses_in_loop,
17270 indep_loop, dep_loop, indep_ref, dep_ref fields.
17271 Removed is_stored, locs and next fields.
17272 (memory_accesses): New variable.
17273 (movement_possibility): Do not allow moving statements
17274 that store to memory.
17275 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17277 (determine_max_movement): For statements with memory references,
17278 find the outermost loop in that the reference is independent.
17279 (move_computations_stmt): Mark the virtual operands for renaming.
17280 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17281 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17282 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17283 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17284 create_vop_ref_mapping, analyze_memory_references,
17285 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17286 get_all_locs_in_loop, ref_always_accessed_p,
17287 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17288 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17289 store_motion_loop, store_motion): New functions.
17290 (struct vop_to_refs_elt): New type.
17291 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17292 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17293 (schedule_sm): Replaced by...
17294 (execute_sm): ... this.
17295 (determine_lsm_ref, hoist_memory_references,
17296 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17297 find_more_ref_vops, free_mem_ref, free_mem_refs,
17298 determine_lsm_loop, determine_lsm): Removed.
17299 (tree_ssa_lim_finalize): Free data structures used by store motion.
17300 (tree_ssa_lim): Call analyze_memory_references. Use
17301 store_motion instead of determine_lsm.
17303 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17305 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17306 rename tmake_file to m68hc11/t-m68hc11.
17307 (mcore): Set inhibit_libc to true.
17308 * config.host (alpha*-dec-*vms*): Set extra_programs.
17309 (interix3*): Don't use host_xmake_file.
17310 * configure.ac: Let config.gcc override inhibit_libc.
17311 * configure: Regenerate.
17313 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17314 * config/t-openbsd-thread: Remove commented out lines.
17316 * config/x-interix: Remove.
17318 * config/m68hc11/t-m68hc11-gas: Rename to...
17319 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17321 * config/mcore/t-mcore: Remove T_CFLAGS.
17322 * config/mcore/t-mcore-pe: Likewise.
17324 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17326 * configure.ac: Replace custom __GNU_SOURCE test with
17327 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17328 * aclocal.m4: Regenerate.
17329 * configure: Regenerate.
17330 * config.in: Regenerate.
17332 2008-03-27 Richard Guenther <rguenther@suse.de>
17334 * fold-const.c (target.h): Include.
17335 (fold_comparison): Fold comparison of addresses of decls
17336 that bind locally or of constants. Consolidate address folding code.
17337 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17338 results from fold_binary_to_constant.
17339 (compare_values_warnv): Likewise.
17341 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17343 PR middle-end/35429
17344 * fold-const.c (fold_truthop): Check for integeral types when folding
17345 a == 0 && b == 0 and a != 0 || b != 0 .
17347 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17349 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17351 2008-03-26 Andreas Schwab <schwab@suse.de>
17353 * doc/invoke.texi: Fix use of @item vs. @itemx.
17355 2008-03-26 Tom Tromey <tromey@redhat.com>
17357 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17358 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17359 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17360 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17361 build/genconstants.o, build/genemit.o, build/genextract.o,
17362 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17363 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17366 2008-03-26 Richard Guenther <rguenther@suse.de>
17369 2008-03-26 Richard Guenther <rguenther@suse.de>
17371 * fold-const.c (target.h): Include.
17372 (fold_comparison): Fold comparison of addresses of two decls
17373 that bind locally. Consolidate address folding code.
17375 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17377 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17378 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17379 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17380 dconstsqrt2, dconstthird, dconste and/or dconst10.
17381 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17382 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17383 dconstsqrt2, dconste): Delete.
17384 (init_emit_once): Likewise. Simplify initializing dconstm1.
17386 * real.c (get_real_const): New.
17387 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17388 dconstsqrt2, dconste): Delete.
17389 (real_value_const, get_real_const): New.
17391 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17393 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17395 * config/i386/i386.c (ix86_function_arg_boundary): Check
17396 BIGGEST_ALIGNMENT instead of 128.
17397 (setup_incoming_varargs_64): Likewise.
17399 2008-03-26 Tom Tromey <tromey@redhat.com>
17401 * Makefile.in (DEPFILES): Add missing '/'.
17403 2008-03-26 Richard Guenther <rguenther@suse.de>
17405 * fold-const.c (target.h): Include.
17406 (fold_comparison): Fold comparison of addresses of two decls
17407 that bind locally. Consolidate address folding code.
17409 2008-03-26 Nick Clifton <nickc@redhat.com>
17412 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17413 not allow INT+INT as a legitimate addressing mode.
17415 2008-03-26 Richard Guenther <rguenther@suse.de>
17417 * tree-flow.h (widen_bitfield): Remove declaration.
17418 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17419 (widen_bitfield): Remove function.
17420 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17423 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17426 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17429 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17431 PR rtl-optimization/35232
17432 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17433 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17434 reg_reloaded_call_part_clobbered here.
17435 (reload_regs_reach_end_p): New function.
17436 (reload_reg_rtx_for_input): New variable.
17437 (reload_reg_rtx_for_output): Likewise.
17438 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17439 when reassigning a pseudo register. Load reloadreg from
17440 reload_reg_rtx_for_input, moving the mode and register
17442 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17443 instead of the original when deciding whether an input reload
17444 would be a no-op or whether an output reload can be deleted.
17445 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17446 when setting up new_spill_reg_store. Load it from
17447 reload_reg_rtx_for_output, moving the mode and register
17449 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17450 instead of the original when deciding whether an output reload
17451 would be a no-op. Do the same when modifying insn notes.
17452 Use rtx_equal_p instead of == to compare the registers.
17453 (inherit_piecemeal_p): Take a mode and two register numbers
17455 (emit_reload_insns): Clear new_spill_reg_store for every hard
17456 register in the reload register. Remove spill registers
17457 from reg_reloaded_valid before considering whether to record
17458 inheritance information for them. Use reload_reg_rtx_for_output
17459 instead of reg_rtx when recording output reloads. Use
17460 reload_reg_rtx_for_input instead of reg_rtx when recording
17461 input reloads. Set or clear reg_reloaded_call_part_clobbered
17462 at the same time as setting reg_reloaded_valid.
17463 (delete_output_reload): Add a new_reload_reg parameter and use it
17464 instead of rld[j].reg_rtx.
17465 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17468 2008-03-25 Tom Tromey <tromey@redhat.com>
17470 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17471 (build/genattr.o): Likewise.
17472 (build/genattrtab.o): Likewise.
17473 (build/gencodes.o): Likewise.
17474 (build/genconfig.o): Likewise.
17475 (build/genconstants.o): Likewise.
17476 (build/genemit.o): Likewise.
17477 (build/genextract.o): Likewise.
17478 (build/genflags.o): Likewise.
17480 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17482 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17483 instead of size_int for integer types.
17484 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17485 to match type of MINUS_EXPR.
17487 2008-03-25 Tom Tromey <tromey@redhat.com>
17489 * configure: Rebuilt.
17490 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17493 2008-03-25 Tom Tromey <tromey@redhat.com>
17495 * config/x-solaris (host-solaris.o): Update.
17496 * config/x-linux (host-linux.o): Update.
17497 * config/x-hpux (host-hpux.o): Update.
17498 * config/x-darwin (host-darwin.o): Update.
17499 * config/v850/t-v850e (v850-c.o): Update.
17500 * config/v850/t-v850 (v850-c.o): Update.
17501 * config/t-vxworks (vxworks.o): Update.
17502 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17503 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17504 * config/spu/t-spu-elf (spu-c.o): Update.
17506 * config/sh/t-symbian (sh-c.o): Update.
17507 (symbian.o): Update.
17508 * config/sh/t-sh (sh-c.o): Update.
17509 * config/score/t-score-elf (score7.o, score3.o): Update.
17510 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17511 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17512 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17513 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17514 (rs6000.o): Remove.
17515 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17516 * config/m32c/t-m32c (m32c-pragma.o): Update.
17517 * config/ia64/t-ia64 (ia64-c.o): Update.
17518 * config/i386/x-mingw32 (host-mingw32.o): Update.
17519 * config/i386/x-i386 (driver-i386.o): Update.
17520 * config/i386/x-darwin (host-i386-darwin.o): Update.
17521 * config/i386/x-cygwin (host-cygwin.o): Update.
17522 * config/i386/t-nwld (nwld.o): Update.
17523 * config/i386/t-netware (netware.o): Update.
17524 * config/i386/t-interix (winnt.o): Update.
17525 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17526 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17527 msformat-c.o): Update.
17528 * config/bfin/t-bfin-linux (generated_files): Add
17529 linux-sysroot-suffix.h.
17530 * config/arm/t-wince-pe (pe.o): Update.
17531 * config/arm/t-strongarm-pe (pe.o): Update.
17532 * config/arm/t-pe (pe.o): Update.
17533 * config/arm/t-arm (arm-c.o): Update.
17534 * doc/install.texi (Prerequisites): Require make 3.80.
17535 * Makefile.in: Remove .o targets.
17536 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17537 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17538 (simple_generated_h, simple_generated_c): Move earlier.
17539 (generated_files): New variable.
17540 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17541 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17542 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17543 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17544 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17545 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17546 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17547 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17548 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17549 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17550 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17551 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17553 (COMPILE.base, COMPILE): New variables.
17554 (%.o): New pattern rule.
17555 (ALL_HOST_OBJS): New variable.
17556 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17557 (dummy-checksum.o, cc1-checksum.o): Remove.
17558 (DRIVER_SHLIB): New variable.
17559 (DRIVER_DEFINES): Use it.
17560 (gencondmd.c): Move out of build/.
17561 (s-conditions): Update.
17562 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17563 (ALL_BUILD_OBJS): Likewise.
17564 (build/%.o): Use BUILDCOMPILE.
17565 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17566 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17567 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17568 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17569 build/genconfig.o, build/genconstants.o, build/genemit.o,
17570 build/genextract.o, build/genflags.o, build/genmddeps.o,
17571 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17572 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17573 build/gen-protos.o, build/scan.o, build/fix-header.o,
17574 build/scan-decls.o): Simplify.
17575 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17576 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17577 prefix.o, toplev.o): Reduce to variable setting.
17578 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17579 ($(out_object_file), gcc-options.o): New targets.
17580 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17581 * configure: Rebuilt.
17582 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17583 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17585 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17587 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17588 complain when we hit an error, return ERROR_MARK_NODE.
17590 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17592 * config/sh/constraints.md (Pso, Psz): New constraints.
17593 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17594 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17596 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17598 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17599 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17601 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17603 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17604 (prefetch_sh2a): New.
17606 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17607 Naveen.H.S <naveen.hs@kpitcummins.com>
17609 * config/sh/constraints.md (I28): New constraint.
17610 * config/sh/sh.c (broken_move): Add support for movi20s.
17611 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17613 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17614 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17615 Naveen.H.S <naveen.hs@kpitcummins.com>
17617 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17618 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17619 (print_operand): Handle resbank in %@ operand code.
17620 (sh_encode_section_info): New.
17621 (push_regs): Add conditions for resbank.
17622 (sh_expand_epilogue): Likewise.
17623 (sh_insert_attributes): Likewise.
17624 (sh_attribute_table): Likewise.
17625 (sh_handle_resbank_handler_attribute): New.
17626 (sh2a_handle_function_vector_handler_attribute): New.
17627 (sh2a_is_function_vector_call): New.
17628 (sh2a_get_function_vector_number): New.
17629 (sh2a_function_vector_p): New.
17630 (sh_cfun_resbank_handler_p): New.
17631 * config/sh/sh.md (calli): Emit jsr/n if possible.
17632 (calli_tbr_rel): New.
17633 (calli_pcrel): Emit jsr/n if possible.
17634 (return_i): Emit rts/n if possible.
17635 (call_valuei_tbr_rel): New.
17636 (call_valuei_pcrel): Add condition for SH2A target.
17637 (call_value): Likewise.
17638 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17639 (sh2a_get_function_vector_number): Likewise.
17640 (sh2a_is_function_vector_call): Likewise.
17641 * doc/extend.texi: Document TBR relative addressing of SH2A.
17642 (resbank): Add description for SH2A.
17644 2008-03-24 Richard Guenther <rguenther@suse.de>
17647 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17648 pointer assignments change conversions according to middle-end rules.
17649 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17650 * configure.ac: Include type checking in yes.
17651 * configure: Regenerate.
17653 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17655 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17656 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17658 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17660 * gthr-vxworks.h (UNUSED): Define.
17662 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17664 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17666 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17668 * doc/extend.texi (Function Attributes): Add missing comma in the
17669 example of the "alloc_size" attribute.
17671 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17674 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17676 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17679 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17682 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17683 of the underlying type of a MS bitfield layout to the natural
17684 alignment of the type.
17686 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17688 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17689 to their natural alignment to avoid store forwarding stalls.
17691 2008-03-22 Richard Guenther <rguenther@suse.de>
17693 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17694 For PHI nodes verify the address is invariant.
17695 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17696 (get_symbol_constant_value): Use is_gimple_min_invariant.
17697 (maybe_fold_stmt_indirect): Likewise.
17699 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17701 PR rtl-optimization/33927
17702 * Makefile.in (dse.o): Depend on $(TM_P_H).
17703 * expr.h (extract_low_bits): Declare.
17704 * expmed.c (extract_low_bits): New function.
17705 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17706 * dse.c: Include tm_p.h.
17707 (find_shift_sequence): Remove the read_reg argument and return the
17708 read value. Emit the instructions instead of returning them.
17709 Iterate on new_mode rather than calculating it each time.
17710 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17711 source to NEW_MODE and extract_low_bits to convert the shifted
17712 value to READ_MODE.
17713 (replace_read): Allow the load and store to have different mode
17714 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17715 or extraction instructions before trying the replacement. Update
17716 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17718 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17720 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17721 to their natural alignment to avoid store forwarding stalls.
17723 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17726 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17727 encouraging but not allowing gprs for input;
17728 change the input constraint to !f#r.
17729 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17731 change the output constraint to !f#r.
17733 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17736 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17737 corresponding post-reload splitters.
17738 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17739 when x87 FP math is selected.
17740 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17741 New function prototype.
17742 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17743 unreachable function to ease macroization of insn patterns.
17745 2008-03-21 Martin Jambor <mjambor@suse.cz>
17747 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17748 reference dumps if ddr is NULL or dependence is unknown.
17750 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17752 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17753 unsigned extension into account.
17754 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17755 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17756 Do computations on a scratch register.
17758 2008-03-21 Richard Guenther <rguenther@suse.de>
17760 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17761 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17762 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17763 * tree-ssa-dom.c (record_equality): Likewise.
17764 * tree-inline.c (copy_body_r): Likewise.
17765 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17768 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17770 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17771 as 'delete_unused' argument.
17773 2008-03-20 Richard Guenther <rguenther@suse.de>
17775 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17776 special casing of constant qualifiers.
17777 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17778 care about them in general.
17779 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17780 regardless of their type.
17781 (fold_stmt_r): Forcefully fold *& if we end up with that.
17783 2008-03-20 Paul Brook <paul@codesourcery.com>
17785 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17786 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17788 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17790 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17791 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17793 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17795 * common.opt (Wmudflap): New option.
17796 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17797 (mx_register_decls): Likewise.
17798 (mudflap_finish_file): Likewise.
17799 * doc/invoke.texi: Document -Wno-mudflap.
17801 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17803 * c-format.c (replace_format_name_to_system_name): New.
17804 (cmp_attribs): New.
17805 (convert_format_name_to_system_name): New.
17806 (decode_format_attr): Add use of convert_format_name_to_system_name.
17807 (format_types_orig): Add gnu_ prefix to names.
17808 (check_format_info_main): Special treating of \0 escaped names for
17809 supporting multi-character format specifiers as I32, I64.
17810 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17811 (gnu_target_overrides_format_attributes): New.
17812 * c-format.h: Add structure target_ovr_attr to hold
17813 system specific formatter names.
17814 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17815 msformat-c.o file to c_target_objs and cxx_target_objs.
17816 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17817 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17818 (TARGET_N_FORMAT_TYPES): New.
17819 * config/i386/msformat-c.c: New.
17820 * config/i386/t-cygming: Add build rule for msformat-c.o.
17821 * doc/extend.texi: Add new format names gnu_* and ms_* and
17823 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17825 2008-03-20 Ira Rosen <irar@il.ibm.com>
17827 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17828 optimizations turned on under -O3.
17829 (ftree-vectorize): Add that the flag is turned on with -O3.
17831 2008-03-20 Ben Elliston <bje@au.ibm.com>
17833 * regmove.c (try_auto_increment): Fix spelling error in comment.
17834 * final.c (final_scan_insn): Likewise.
17836 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17839 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17840 allocator preferences for "y" and "r" class registers.
17841 ("*mov<mode>_internal"): Ditto.
17842 ("*movv2sf_internal_rex64"): Ditto.
17843 ("*movv2sf_internal"): Ditto.
17845 2008-03-19 Michael Matz <matz@suse.de>
17847 PR middle-end/35616
17848 * calls.c (expand_call): Check overlap of arguments with call
17849 address for sibcalls.
17851 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17854 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17855 of the underlying type of a MS bitfield layout to the natural
17856 alignment of the type.
17858 2008-03-19 Jan Hubicka <jh@suse.cz>
17861 * toplev.c (decode_d_option): Handle all CPP flags.
17862 * tree-vrp.c: Update tree_pass descriptors.
17863 * regrename.c: Update tree_pass descriptors.
17864 * fwprop.c: Update tree_pass descriptors.
17865 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17866 * tree-into-ssa.c: Update tree_pass descriptors.
17867 * tree-dump.c: Update tree_pass descriptors.
17868 * tree-complex.c: Update tree_pass descriptors.
17869 * tree-dump.h: Update tree_pass descriptors.
17870 * see.c: Update tree_pass descriptors.
17871 * cgraphbuild.c: Update tree_pass descriptors.
17872 * tracer.c: Update tree_pass descriptors.
17873 * tree-loop-distribution.c: Update tree_pass descriptors.
17874 * cgraph.c: Update tree_pass descriptors.
17875 * postreload-gcse.c: Update tree_pass descriptors.
17876 * postreload.c: Update tree_pass descriptors.
17877 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17878 * tree-tailcall.c: Update tree_pass descriptors.
17879 * tree-pass.h (tree_opt_pass): Rename to ...
17880 (opt_pass) ... this one; add "type" field and remove letter field.
17881 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17882 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17883 all_lowering_passes): Update declaration.
17884 * ipa-cp.c: Update tree_pass descriptors.
17885 * final.c: Update tree_pass descriptors.
17886 * omp-low.c: Update tree_pass descriptors.
17887 * tree-ssa-dse.c: Update tree_pass descriptors.
17888 * ipa-reference.c: Update tree_pass descriptors.
17889 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17890 * auto-inc-dec.c: Update tree_pass descriptors.
17891 * reorg.c: Update tree_pass descriptors.
17892 * cgraphunit.c: Update tree_pass descriptors.
17893 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17894 * tree-ssa-ccp.c: Update tree_pass descriptors.
17895 * df-core.c: Update tree_pass descriptors.
17896 * mode-switching.c: Update tree_pass descriptors.
17897 * tree-nomudflap.c: Update tree_pass descriptors.
17898 * modulo-sched.c: Update tree_pass descriptors.
17899 * ipa-pure-const.c: Update tree_pass descriptors.
17900 * cse.c: Update tree_pass descriptors.
17901 * web.c: Update tree_pass descriptors.
17902 * tree-stdarg.c: Update tree_pass descriptors.
17903 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17904 * tree-ssa-dom.c: Update tree_pass descriptors.
17905 * tree-nrv.c: Update tree_pass descriptors.
17906 * tree-ssa-alias.c: Update tree_pass descriptors.
17907 * loop-init.c: Update tree_pass descriptors.
17908 * gimple-low.c: Update tree_pass descriptors.
17909 * ipa-inline.c: Update tree_pass descriptors.
17910 * tree-ssa-sink.c: Update tree_pass descriptors.
17911 * global.c: Update tree_pass descriptors.
17912 * ifcvt.c: Update tree_pass descriptors.
17913 * jump.c: Update tree_pass descriptors.
17914 * predict.c: Update tree_pass descriptors.
17915 * tree-ssa-loop.c: Update tree_pass descriptors.
17916 * recog.c: Update tree_pass descriptors.
17917 * dse.c: Update tree_pass descriptors.
17918 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17919 * tree-eh.c: Update tree_pass descriptors.
17920 * regmove.c: Update tree_pass descriptors.
17922 * function.c: Update tree_pass descriptors.
17923 * tree-vectorizer.c: Update tree_pass descriptors.
17924 * gcse.c: Update tree_pass descriptors.
17925 * ipa-type-escape.c: Update tree_pass descriptors.
17926 * tree-if-conv.c: Update tree_pass descriptors.
17927 * init-regs.c: Update tree_pass descriptors.
17928 * ipa.c: Update tree_pass descriptors.
17929 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17930 * rtl-factoring.c: Update tree_pass descriptors.
17931 * lower-subreg.c: Update tree_pass descriptors.
17932 * bt-load.c: Update tree_pass descriptors.
17933 * tree-dfa.c: Update tree_pass descriptors.
17934 * except.c: Update tree_pass descriptors.
17935 * emit-rtl.c: Update tree_pass descriptors.
17936 * cfgexpand.c: Update tree_pass descriptors.
17937 * tree-cfgcleanup.c: Update tree_pass descriptors.
17938 * cfgcleanup.c: Update tree_pass descriptors.
17939 * tree-ssa-pre.c: Update tree_pass descriptors.
17940 * tree-sra.c: Update tree_pass descriptors.
17941 * tree-mudflap.c: Update tree_pass descriptors.
17942 * tree-ssa-copy.c: Update tree_pass descriptors.
17943 * cfglayout.c: Update tree_pass descriptors.
17944 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17945 * tree-ssa-dce.c: Update tree_pass descriptors.
17946 * tree-ssa.c: Update tree_pass descriptors.
17947 * regclass.c: Update tree_pass descriptors.
17948 * integrate.c: Update tree_pass descriptors.
17949 * tree-optimize.c: Update tree_pass descriptors.
17950 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17951 * tree-object-size.c: Update tree_pass descriptors.
17952 * combine.c: Update tree_pass descriptors.
17953 * tree-outof-ssa.c: Update tree_pass descriptors.
17954 * bb-reorder.c: Update tree_pass descriptors.
17955 * stack-ptr-mod.c: Update tree_pass descriptors.
17956 * var-tracking.c: Update tree_pass descriptors.
17957 * tree-profile.c: Update tree_pass descriptors.
17958 * tree-vect-generic.c: Update tree_pass descriptors.
17959 * reg-stack.c: Update tree_pass descriptors.
17960 * sched-rgn.c: Update tree_pass descriptors.
17961 * tree-ssa-structalias.c: Update tree_pass descriptors.
17962 * tree-cfg.c: Update tree_pass descriptors.
17963 * passes.c (current_pass): Update declaration.
17964 (finish_optimization_passes): Update.
17965 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17966 (register_one_dump_file, register_dump_files_1, next_pass_1):
17968 (init_optimization_passes): Update handling of new types.
17969 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17970 * ipa-struct-reorg.c: Update tree_pass descriptors.
17971 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17972 * combine-stack-adj.c: Update tree_pass descriptors.
17973 * cfgrtl.c: Update tree_pass descriptors.
17974 * dce.c: Update tree_pass descriptors.
17975 * tree-ssanames.c: Update tree_pass descriptors.
17977 2008-03-19 Richard Guenther <rguenther@suse.de>
17979 PR middle-end/35609
17980 * tree-ssa.c (walk_data): New structure.
17981 (warn_uninitialized_var): If not always_executed warn with "maybe"
17983 (execute_early_warn_uninitialized): Compute post-dominators.
17984 Initialize always_executed before processing each basic block.
17986 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17989 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17990 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17992 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17994 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17996 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17998 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18000 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18001 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18002 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18003 target after ignore has been set, and move there also the commputation
18004 of subtarget and original_target.
18005 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18006 (LANG_HOOKS_INITIALIZER): Remove it.
18007 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18009 2008-03-18 Richard Guenther <rguenther@suse.de>
18011 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18012 found an expression with constants, note that in the VN for the lhs.
18013 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18014 fold them to constants if possible. Run cleanup_cfg if done so.
18015 (execute_pre): Return todo.
18016 (do_pre): Likewise.
18017 (execute_fre): Likewise.
18018 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18020 (get_prop_source_stmt): Look through pointer conversions.
18022 2008-03-18 Jan Hubicka <jh@suse.cz>
18024 * tree-pretty-print.c: Include predict.h.
18025 (dump_generic_node): Dump predictor.
18026 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18027 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18028 * gimple-low.c (lower_stmt): Likewise.
18029 * expr.c (expand_expr_real): Likewise.
18030 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18032 (build_predict_expr, build_predict_expr): New.
18033 * predict.h (predictor_name, build_predict_expr): Update.
18034 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18035 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18036 * predict.def (PRED_CONTINUE): Update hitrate.
18037 * tree.def (PREDICT_EXPR): Define.
18038 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18039 do not handle BIND_EXPR.
18040 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18041 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18042 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18045 2008-03-18 Michael Matz <matz@suse.de>
18047 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18049 2008-03-18 Richard Guenther <rguenther@suse.de>
18051 * tree-gimple.h (is_gimple_invariant_address): Declare.
18052 (is_gimple_constant): Likewise.
18053 * tree-gimple.c (is_gimple_constant): New function.
18054 (is_gimple_invariant_address): Likewise.
18055 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18056 and is_gimple_invariant_address.
18057 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18059 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18060 an addressable base.
18062 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18064 PR middle-end/35611
18065 * gimplify.c (gimplify_expr): Gimplify second operand of
18068 2008-03-17 Richard Guenther <rguenther@suse.de>
18070 PR tree-optimization/19637
18071 * fold-const.c (fold_unary): Remove restrictions of removing
18072 intermediate pointer-conversions (P2)(P1)P0.
18073 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18074 conversion to void pointer.
18075 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18077 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18080 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18081 emulated thread local variables.
18083 2008-03-16 Richard Guenther <rguenther@suse.de>
18085 PR middle-end/35607
18086 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18087 expand TREE_INVARIANT operations that are not gimple invariant.
18089 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18091 * doc/extend.texi (Alignment): Say that the ABI controls
18092 the __alignof__ for non-strict-alignment targets rather
18093 than being a recommendation.
18095 2008-03-15 Paul Brook <paul@codesourcery.com>
18097 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18099 (arm_output_fn_unwind): Mark functions that can not be unwound.
18101 2008-03-15 Paul Brook <paul@codesourcery.com>
18103 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18104 extension instructions.
18106 2008-03-15 Richard Guenther <rguenther@suse.de>
18108 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18109 and fold constant aggregate refs.
18110 (fold_const_aggregate_ref): Handle string constants
18111 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18112 (evaluate_stmt): Simplify now that ccp_fold folds constant
18115 2008-03-15 Paul Brook <paul@codesourcery.com>
18117 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18118 (extzv): Use gen_extzv_t2.
18119 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18121 2008-03-15 Richard Guenther <rguenther@suse.de>
18123 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18124 (fold_const_aggregate_ref): Likewise.
18125 (get_value): Return NULL if we don't have any values.
18126 (ccp_finalize): Set const_val to NULL after freeing it.
18127 * tree-flow.h (get_symbol_constant_value): Declare.
18128 (fold_const_aggregate_ref): Likewise.
18129 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18131 2008-03-15 Richard Guenther <rguenther@suse.de>
18133 PR middle-end/35593
18134 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18135 to not produce negative array indices if not allowed. Add
18136 parameter to indicate that.
18137 (maybe_fold_offset_to_component_ref): Allow negative array
18138 indices only for the first member of a structure.
18139 (maybe_fold_offset_to_reference): Allow negative array indices.
18140 (maybe_fold_stmt_addition): Likewise.
18142 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18143 Anatoly Sokolov <aesok@post.ru>
18145 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18146 (avr_arch): Add ARCH_AVR6.
18147 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18148 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18149 instead of fixed value 2.
18150 (print_operand_address): Use gs() asm specifier instead of pm().
18151 (avr_assemble_integer): (Ditto.).
18152 (avr_output_addr_vec_elt): (Ditto.).
18153 (print_operand): Handle "!" code.
18154 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18155 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18156 (AVR_HAVE_EIJMP_EICALL): Define.
18157 (AVR_3_BYTE_PC): Redefine.
18158 (AVR_2_BYTE_PC): (Ditto.).
18159 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18160 (LINK_SPEC): Add atmega2560 and atmega2561.
18161 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18163 * config/avr/avr.md (call_insn): Use eicall instead of icall
18164 for 3 byte PC devices.
18165 (call_value_insn): (Ditto.).
18166 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18167 (indirect_jump): Use only for for 2 byte PC devices.
18168 (*tablejump): (Ditto.).
18169 (*indirect_jump_avr6): Add insn.
18170 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18171 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18172 instead of ijmp for 3 byte PC devices.
18173 (__tablejump2__): (Ditto.).
18174 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18175 (MULITLIB_DIRNAMES): (Ditto.).
18176 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18178 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18180 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18181 "sse2_umulsidi3". Use V1DI mode for operand 0.
18182 ("mmx_psadbw"): Use V1DI mode for operand 0.
18183 * config/i386/i386-modes.def (V1SI): New vector mode.
18184 * config/i386/i386.c (struct builtin_description)
18185 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18186 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18187 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18188 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18189 v1di_ftype_v8qi_v8qi type.
18190 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18192 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18193 __builtin_ia32_pmuludq]: Fix the mode of return value.
18195 2008-03-15 Richard Guenther <rguenther@suse.de>
18197 PR middle-end/35595
18198 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18201 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18203 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18204 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18205 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18206 unless TARGET_SERIALIZE_VOLATILE is enabled.
18207 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18208 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18209 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18211 2008-03-14 Richard Guenther <rguenther@suse.de>
18213 PR tree-optimization/34172
18214 * tree-flow.h (refs_may_alias_p): Declare.
18215 (get_single_def_stmt): Likewise.
18216 (get_single_def_stmt_from_phi): Likewise.
18217 (get_single_def_stmt_with_phi): Likewise.
18218 * tree-dfa.c (refs_may_alias_p): New function.
18219 (get_single_def_stmt): Likewise.
18220 (get_single_def_stmt_from_phi): Likewise.
18221 (get_single_def_stmt_with_phi): Likewise.
18222 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18223 (vn_reference_lookup_1): New helper function.
18224 (vn_reference_lookup): Walk the virtual use-def chain to
18225 continue searching for a match if the def does not alias the
18226 reference we are looking for.
18228 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18230 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18231 archive and Perzl. Update The Written Word listing.
18233 2008-03-14 Richard Guenther <rguenther@suse.de>
18235 PR tree-optimization/34043
18236 PR tree-optimization/33989
18237 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18239 (bitmap_find_leader): Use extra argument to verify dominance
18240 relationship inside a basic-block.
18241 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18242 (find_leader_in_sets): Adjust.
18243 (create_component_ref_by_pieces): Take extra argument for
18244 dominance check, handle lookup failures.
18245 (find_or_generate_expression): Likewise.
18246 (create_expression_by_pieces): Likewise.
18247 (insert_into_preds_of_block): Adjust.
18248 (create_value_expr_from): If asked for, verify all operands
18249 are in the blocks AVAIL_OUT set.
18250 (make_values_for_stmt): Check for SSA_NAMEs that are life
18251 over an abnormal edge.
18252 (compute_avail): Remove such check.
18253 (do_SCCVN_insertion): New function.
18254 (eliminate): If we do not find a leader suitable for replacement
18255 insert a replacement expression from SCCVN if available.
18256 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18257 (struct vn_ssa_aux): Add needs_insertion flag.
18258 * tree-ssa-sccvn.c (may_insert): New global flag.
18259 (copy_reference_ops_from_ref): Value-number union member access
18260 based on its size, not type and member if insertion is allowed.
18261 (visit_reference_op_load): For a weak match from union type
18262 punning lookup a view-converted value and insert a SSA_NAME
18263 for that value if that is not found.
18264 (visit_use): Make dumps shorter. Do not disallow value numbering
18265 SSA_NAMEs that are life over an abnormal edge to constants.
18266 (free_scc_vn): Release inserted SSA_NAMEs.
18267 (run_scc_vn): New flag to specify whether insertion is allowed.
18268 Process SSA_NAMEs in forward order.
18269 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18270 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18271 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18272 pointer type to/from integral types that do not change the
18273 precision to regular conversions.
18275 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18277 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18278 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18279 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18280 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18281 input arguments and the mode of return value. Built-in functions
18282 that operate on whole 64-bit MMX register now use V1DI mode.
18284 2008-03-13 Alon Dayan <alond@il.ibm.com>
18285 Olga Golovanevsky <olga@il.ibm.com>
18287 PR tree-optimization/35041
18288 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18289 to locate the right position in a statement.
18291 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18295 * config/i386/xmmintrin.h: Change all static inline functions to
18296 extern inline and add __gnu_inline__ attribute.
18297 * config/i386/bmintrin.h: Ditto.
18298 * config/i386/smmintrin.h: Ditto.
18299 * config/i386/tmmintrin.h: Ditto.
18300 * config/i386/mmintrin-common.h: Ditto.
18301 * config/i386/ammintrin.h: Ditto.
18302 * config/i386/emmintrin.h: Ditto.
18303 * config/i386/pmmintrin.h: Ditto.
18304 * config/i386/mmintrin.h: Ditto.
18305 * config/i386/mm3dnow.h: Ditto.
18307 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18309 PR middle-end/35185
18310 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18311 (lower_omp_2): New function.
18312 (lower_omp_1, lower_omp): Rewritten.
18314 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18317 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18318 with the phrase "Microsoft Windows compilers".
18319 (Push/Pop Macro Pragmas): New subsection. Document
18320 #pragma push_macro and pragma pop_macro.
18322 2008-03-12 Paul Brook <paul@codesourcery.com>
18324 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18326 2008-03-12 Paul Brook <paul@codesourcery.com>
18328 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18329 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18330 (thumb2_addsi_shortim): Rename ...
18331 (thumb2_addsi_short): ... to this. Allow register operands.
18332 (thumb2_subsi_short): New pattern.
18333 (thumb2_one_cmplsi2_short,
18334 thumb2_negsi2_short): New patterns and peepholes.
18336 2008-03-12 Paul Brook <paul@codesourcery.com>
18338 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18340 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18342 * config/i386/i386.md (int_cond): New code iterator.
18344 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18345 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18346 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18347 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18348 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18349 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18350 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18351 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18353 2008-03-12 Paul Brook <paul@codesourcery.com>
18355 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18356 instead of {arm,thumb}_compute_save_reg_mask.
18357 (output_return_instruction): Ditto.
18358 (thumb_unexpanded_epilogue): Ditto.
18359 (thumb1_expand_prologue): Ditto.
18360 (thumb1_output_function_prologue): Ditto.
18361 (arm_set_return_address): Ditto.
18362 (thumb_set_return_address): Ditto.
18363 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18364 regs to achieve stack alignment.
18365 (thumb1_compute_save_reg_mask): Fix compiler warning.
18366 (arm_output_epilogue): Use offsets->saved_regs_mask.
18367 Adjust stack pointer by poping call clobered registers.
18368 (arm_expand_prologue): Use offsets->saved_regs_mask.
18369 Adjust stack pointer by pushing extra registers.
18370 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18372 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18375 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18376 conversion to the operands of a multiplication.
18378 2008-03-12 Richard Guenther <rguenther@suse.de>
18380 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18381 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18382 * timevar.def (TV_TREE_PHIPROP): Add.
18383 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18384 pass description. Use TV_TREE_PHIPROP.
18385 * tree-ssa-forwprop.c: Remove phiprop code.
18387 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18389 PR middle-end/35549
18390 * omp-low.c (maybe_lookup_decl): Constify first argument.
18391 (use_pointer_for_field): Change last argument from bool to
18392 omp_context *. Disallow shared copy-in/out in nested
18393 parallel if decl is shared in outer parallel too.
18394 (build_outer_var_ref, scan_sharing_clauses,
18395 lower_rec_input_clauses, lower_copyprivate_clauses,
18396 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18398 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18399 Ira Rosen <irar@il.ibm.com>
18401 * tree-vectorizer.c (free_stmt_vec_info): New function.
18402 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18403 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18404 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18405 * tree-vect-transform.c (vectorizable_conversion): Free
18406 vec_oprnds0 if it was allocated.
18407 (vect_permute_store_chain): Remove unused VECs.
18408 (vectorizable_store): Free VECs that are allocated in the..
18410 (vect_transform_strided_load, vectorizable_load): Likewise.
18411 (vect_remove_stores): Simplify the code.
18412 (vect_transform_loop): Move code to vect_remove_stores().
18413 Call vect_remove_stores() and free_stmt_vec_info().
18415 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18417 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18418 TARGET_HPUX. Revise comment.
18419 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18420 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18421 Use sr4 variant of `be' instruction when not generating PIC code.
18422 (attr_length_call): Adjust for above change.
18424 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18426 * ipa-reference.c (static_execute): Remove module_statics_const and
18427 associated setting code.
18429 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18432 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18433 predicate for operand 1.
18434 (paritysi2_cmp): Use register_operand predicate for operand 2.
18435 Use earlyclobber modifier for operand 1. Remove support for
18437 (paritydi2_cmp): Use register_operand predicate for operand 3.
18438 Use earlyclobber modifier for operand 1. Remove support for
18441 2008-03-11 Paul Brook <paul@codesourcery.com>
18442 Vladimir Prus <vladimir@codesourcery.com>
18444 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18445 (arm_compute_save_reg0_reg12_mask): Always
18446 check if register 11 must be saved. Always safe hard frame pointer
18447 when frame_pointer_needeed.
18448 (arm_compute_save_reg_mask): Save IP and PC
18449 only with apcs frames.
18450 (arm_output_epilogue): Adjust Thumb2 codepath to
18451 be also invoked and work for ARM non-apcs frames.
18452 (arm_expand_prologue): Don't bother saving IP
18453 for non-apcs frame, since it's not clobbered by
18454 prologue code. Implement non-apcs frame
18457 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18459 PR rtl-optimization/35281
18460 * expr.c (convert_move): Use a new pseudo for the intermediate
18461 from_mode->word_mode result.
18463 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18465 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18466 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18467 * toplev.c (compile_file): Don't call it.
18469 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18471 PR middle-end/35526
18472 * expr.c (store_expr): Call emit_block_move if the mode
18473 of "temp" RTX is BLKmode.
18475 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18476 Richard Guenther <rguenther@suse.de>
18478 PR tree-optimization/31358
18479 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18480 the step with a NULL_TREE.
18481 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18482 to sizetype if type is a pointer type.
18483 (add_candidate_1): Don't convert the base and step to
18484 the generic type if the orginal type is a pointer type.
18485 (add_iv_value_candidates): Use sizetype for the step
18486 if type is a pointer type.
18487 (cand_value_at): Likewise.
18488 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18490 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18491 Don't convert the tem affine to the type.
18492 (add_elt_to_tree): Use sizetype for the step if a pointer.
18493 Use POINTER_PLUS_EXPR for pointers.
18494 (aff_combination_to_tree): Use sizetype for the step if a
18497 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18499 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18500 Remove commutativity hint.
18502 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18506 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18507 errorneous type. Check that v is a VAR_DECL.
18509 PR middle-end/35099
18510 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18512 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18514 PR tree-optimization/35494
18515 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18516 may be overriden at link and run time.
18518 2008-03-10 Richard Guenther <rguenther@suse.de>
18520 PR tree-optimization/34677
18521 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18522 (poolify_tree): Likewise.
18523 (modify_expr_template): Likewise.
18524 (poolify_modify_stmt): Likewise.
18525 (insert_fake_stores): Handle all component-ref style stores
18526 in addition to INDIRECT_REF. Also handle complex types.
18527 Do not poolify the inserted load.
18528 (realify_fake_stores): Do not rebuild the tree but only
18529 make it a SSA_NAME copy.
18530 (init_pre): Remove initialzation of modify_expr_template.
18531 Do not allocate modify_expr_node_pool.
18532 (fini_pre): Do not free modify_expr_node_pool.
18534 2008-03-10 Paul Brook <paul@codesourcery.com>
18536 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18537 to avoid conflicts.
18539 2008-03-10 Paul Brook <paul@codesourcery.com>
18540 Mark Shinwell <shinwell@codesourcery.com>
18542 * config/arm/cortex-r4.md: New.
18543 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18545 * config/arm/arm.md: Include cortex-r4.md.
18546 (insn): Add smmls, sdiv and udiv values.
18547 (generic_sched): Don't use generic scheduling for Cortex-R4.
18548 (arm_issue_rate): New function.
18549 (TARGET_SCHED_ISSUE_RATE): Define.
18551 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18553 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18555 2008-03-10 Richard Guenther <rguenther@suse.de>
18557 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18558 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18560 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18562 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18563 Set default to true.
18565 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18567 * c.opt (Wsynth): Deprecate.
18568 * doc/invoke.texi (Option Summary, Warning Options): Document
18569 -Wno-format-contains-nul.
18571 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18574 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18575 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18577 2008-03-09 Ira Rosen <irar@il.ibm.com>
18579 * config/rs6000/rs6000.c (builtin_description): Rename vector
18580 left shift operations.
18581 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18582 (altivec_vsl<VI_char>): Rename to ...
18583 (ashl<mode>3): ... new name.
18584 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18586 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18588 2008-03-08 Richard Guenther <rguenther@suse.de>
18590 * coverage.h (tree_coverage_counter_addr): Declare.
18591 * coverage.c (tree_coverage_counter_addr): New function.
18592 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18593 before using again.
18594 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18595 (tree_gen_one_value_profiler): Likewise.
18596 (tree_gen_ic_profiler): Likewise.
18597 (tree_gen_average_profiler): Likewise.
18598 (tree_gen_ior_profiler): Likewise.
18600 2008-03-08 Richard Guenther <rguenther@suse.de>
18602 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18603 (vn_binary_op_insert): Likewise.
18604 (vn_unary_op_lookup): Likewise.
18605 (vn_unary_op_insert): Likewise.
18606 (vn_nary_op_lookup): Declare.
18607 (vn_nary_op_insert): Likewise.
18608 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18609 and binary hashes, use a single obstack for unary_op_pool
18610 and binary_op_pool.
18611 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18612 a single struct vn_nary_op_s. Store tree code length and
18613 a variable number of operands.
18614 (struct vn_reference_op_struct): Remove unused op2.
18615 (vn_reference_op_eq): Do not compare op2.
18616 (vn_reference_op_compute_hash): Do not compute hash of op2.
18617 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18618 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18619 with vn_nary_op_compute_hash.
18620 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18621 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18623 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18625 (visit_unary_op): Call nary functions.
18626 (visit_binary_op): Likewise.
18627 (process_scc): Adjust for struct vn_tables_s changes.
18628 (allocate_vn_table): Likewise.
18629 (free_vn_table): Likewise.
18630 * tree-vn.c (vn_add): Call nary functions.
18631 (vn_lookup): Likewise.
18633 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18636 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18637 wdst back after sync_compare_and_swapqhi_internal.
18639 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18642 * config/i386/i386-modes.def (V1DI): New vector mode.
18643 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18644 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18645 (MMXMODE248): Ditto.
18646 (MMXMODE): Add V1DI mode.
18647 (mmxvecsize): Change DI mode to V1DI mode.
18648 ("mov<mode>): Use MMXMODEI8 mode iterator.
18649 ("*mov<mode>_internal_rex64"): Ditto.
18650 ("*mov<mode>_internal"): Ditto.
18651 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18652 ("mmx_sub<mode>3"): Ditto.
18653 ("mmx_adddi3"): Remove insn pattern.
18654 ("mmx_subdi3"): Ditto.
18655 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18656 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18657 ("mmx_ashl<mode>3"): Ditto.
18658 ("mmx_lshrdi3"): Remove insn pattern.
18659 ("mmx_ashldi3"): Ditto.
18660 * config/i386/i386.c (classify_argument): Handle V1DImode.
18661 (function_arg_advance_32): Ditto.
18662 (function_arg_32): Ditto.
18663 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18664 mmx_addv1di3 insn pattern.
18665 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18666 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18667 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18668 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18669 Remove definitions of built-in functions.
18670 (V1DI_type_node): New node.
18671 (v1di_ftype_v1di_int): Ditto.
18672 (v1di_ftype_v1di_v1di): Ditto.
18673 (v2si_ftype_v2si_si): Ditto.
18674 (v4hi_ftype_v4hi_di): Remove node.
18675 (v2si_ftype_v2si_di): Ditto.
18676 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18677 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18678 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18679 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18680 Add new builtins using def_builtin_const.
18681 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18682 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18683 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18684 * config/i386/mmintrin.h (__v1di): New typedef.
18685 (_mm_add_si64): Cast arguments to __v1di type.
18686 (_mm_sub_si64): Ditto.
18687 (_mm_sll_pi16): Cast __count to __v4hi type.
18688 (_mm_sll_pi32): Cast __count to __v2si type.
18689 (_mm_sll_si64): Cast arguments to __v1di type.
18690 (_mm_srl_pi16): Cast __count to __v4hi type.
18691 (_mm_srl_pi32): Cast __count to __v2si type.
18692 (_mm_srl_si64): Cast arguments to __v1di type.
18693 (_mm_sra_pi16): Cast __count to __v4hi type.
18694 (_mm_sra_pi32): Cast __count to __v2si type.
18695 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18696 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18697 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18698 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18699 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18700 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18701 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18702 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18703 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18704 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18705 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18706 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18708 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18710 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18712 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18715 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18716 reg+const addressing for Altivec modes. Don't generate reg+reg
18717 addressing for TFmode or TDmode quantities.
18719 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18721 * c-common.c (vector_types_convertible_p): Call langhook
18722 instead of comptypes.
18724 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18727 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18728 integral and scalar float variables which have a
18731 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18733 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18734 dwarf_register_span hook when emitting unwind information for
18735 register-to-memory saves.
18736 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18737 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18739 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18741 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18742 for the same VAR_DECL.
18744 2008-03-06 Tom Tromey <tromey@redhat.com>
18746 * treelang: Delete.
18747 * doc/standards.texi (Standards): Don't mention treelang.
18748 * doc/invoke.texi (Overall Options): Don't mention treelang.
18749 * doc/install.texi (Prerequisites): Don't mention bison or
18751 (Configuration): Don't mention treelang.
18752 (Building): Likewise.
18753 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18755 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18757 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18758 word-extractions out of a multi-word object.
18760 2008-03-06 Richard Guenther <rguenther@suse.de>
18762 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18763 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18764 result type and precision.
18765 * expr.c (get_inner_reference): Set unsignedp based on the result
18766 type of BIT_FIELD_REF.
18767 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18768 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18769 (try_instantiate_multiple_fields): Likewise. Use the correct type
18771 (sra_build_assignment): Likewise.
18772 (sra_build_elt_assignment): Likewise.
18773 (sra_explode_bitfield_assignment): Likewise.
18774 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18775 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18776 set BIT_FIELD_REF_UNSIGNED.
18777 (vectorizable_load): Likewise.
18779 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18781 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18784 2008-03-06 Richard Guenther <rguenther@suse.de>
18786 * alias.c (struct alias_set_entry): Move has_zero_child field
18787 to pack with alias_set.
18789 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18791 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18794 2008-03-05 Ian Lance Taylor <iant@google.com>
18796 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18798 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18800 * fwprop.c (update_df): Support width and offset parameters of
18802 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18803 global_conflicts): Change DF_REF_EXTRACT to either
18804 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18805 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18806 * df-scan.c (df_ref_record, df_defs_record,
18807 df_ref_create_structure, df_def_record_1, df_uses_record,
18808 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18809 df_bb_refs_collect, df_entry_block_defs_collect,
18810 df_exit_block_uses_collect): Support new width and offset fields.
18811 (ref_extract_pool): New storage pool.
18812 (df_free_ref): New function.
18813 (df_reg_chain_unlink, df_free_collection_rec,
18814 df_sort_and_compress_refs): Call df_free_ref.
18815 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18817 (df_ref_create_structure): Allocate df_ref_extract if offset and
18818 width fields are used.
18819 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18820 (df_uses_record): Get offset and width from ZERO_EXTRACT
18822 * global.c (build_insn_chain): 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.h (df_ref_flags): Change DF_REF_EXTRACT to either
18826 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18827 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18828 (df_ref_extract): New structure.
18829 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18830 (df_ref_create): Add width and offset parameters.
18832 2008-03-05 Richard Guenther <rguenther@suse.de>
18834 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18835 Use ranges_overlap_p.
18836 (offset_overlaps_with_access): Rename
18837 to ranges_overlap_p and move ...
18838 * tree-flow-inline.h (ranges_overlap_p): ... here.
18840 * tree.h (get_inner_reference, handled_component_p): Update
18843 * tree.h (record_component_aliases, get_alias_set,
18844 alias_sets_conflict_p, alias_sets_must_conflict_p,
18845 objects_must_conflict_p): Move declarations ...
18846 * alias.h (record_component_aliases, get_alias_set,
18847 alias_sets_conflict_p, alias_sets_must_conflict_p,
18848 objects_must_conflict_p): ... here.
18849 Include coretypes.h.
18850 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18852 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18854 * cfg.c: Include tree-flow.h.
18855 (remove_edge_raw): Call redirect_edge_var_map_clear.
18856 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18857 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18858 (redirect_edge_var_map_result): New.
18859 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18860 PENDING_STMT use with redirect_edge_var_map_*.
18861 * tree-ssa.c (edge_var_maps): New definition.
18862 (redirect_edge_var_map_add): New.
18863 (redirect_edge_var_map_clear): New.
18864 (redirect_edge_var_map_dup): New.
18865 (redirect_edge_var_map_vector): New.
18866 (redirect_edge_var_map_destroy): New.
18867 (ssa_redirect_edge): Replace PENDING_STMT use with
18868 redirect_edge_var_map_*.
18869 (flush_pending_stmts): Same.
18870 (delete_tree_ssa): Destroy edge var map.
18871 * tree-flow.h (struct _edge_var_map): New.
18872 Define edge_var_map vector type.
18873 Declare redirect_edge_var_map_* prototypes.
18874 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18875 * tree-cfg.c (reinstall_phi_args): Replace
18876 PENDING_STMT use with redirect_edge_var_map_*.
18878 2008-03-05 Richard Guenther <rguenther@suse.de>
18880 PR tree-optimization/35472
18881 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18882 whose single use_stmt has a overlapping set of loaded and
18883 stored symbols as that use_stmt might be a noop assignment then.
18885 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18887 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18889 2008-03-05 Richard Guenther <rguenther@suse.de>
18892 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18893 should be constants.
18894 * tree-cfg.c (verify_expr): Verify it.
18895 * fold-const.c (fold_truthop): Remove code generating
18896 BIT_FIELD_REFs of structure bases.
18897 (fold_binary): Likewise.
18898 (fold_ternary): Position and size of BIT_FIELD_REFs are
18899 always host integers.
18900 (make_bit_field_ref): Remove.
18901 (optimize_bit_field_compare): Remove.
18902 (all_ones_mask_p): Remove.
18904 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18907 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18908 (split_block_and_df_analyze): New. Split basic block and rebuild
18910 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18912 (split_pattern_seq): Likewise.
18913 (erase_matching_seqs): Likewise.
18914 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18916 2008-03-04 Geoff Keating <geoffk@apple.com>
18918 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18919 declaration and code.
18920 (tree_invalid_nonnegative_warnv_p): Likewise.
18922 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18924 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18925 examples. Truncate option-names then causing overfull hbox.
18927 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18930 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18932 * configure: Rebuilt.
18934 2008-03-04 Rafael Espindola <espindola@google.com>
18936 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18937 (tree_unary_nonnegative_warnv_p): New.
18938 (tree_binary_nonnegative_warnv_p): New.
18939 (tree_single_nonnegative_warnv_p): New.
18940 (tree_invalid_nonnegative_warnv_p): New.
18941 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18943 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18946 * opts.c (handle_option): Postpone 'unknown option' errors only for
18949 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18952 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18955 2008-03-04 Rafael Espindola <espindola@google.com>
18957 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18958 (tree_binary_nonzero_warnv_p): New.
18959 (tree_single_nonzero_warnv_p): New.
18960 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18962 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18964 PR middle-end/35456
18965 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18966 transformations for modes that have signed zeros.
18967 * ifcvt.c (noce_try_abs): Ditto.
18969 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18971 * config/i386/i386.c (override_options): Force
18972 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18974 2008-03-04 Jan Hubicka <jh@suse.cz>
18977 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18980 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18982 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18983 label to probe the stack.
18985 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18987 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18988 (__gthr_win32_mutex_destroy): Declare.
18989 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18990 __gthr_win32_mutex_destroy.
18991 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18993 2008-03-03 Jan Hubicka <jh@suse.cz>
18996 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18997 aggressive on inlining cold calls.
18999 2008-03-03 Richard Guenther <rguenther@suse.de>
19001 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19002 struct copies into the expression table.
19003 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19004 (try_to_simplify): Likewise.
19005 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19006 integral and pointer arguments which do not change the
19007 precision to NOP_EXPRs.
19008 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19009 VIEW_CONVERT_EXPR case.
19011 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19013 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19014 defined in a loop at depth 0 is invariant.
19015 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19016 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19017 be called at loop depth 0.
19019 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19022 * gcc.c (process_command): Update copyright notice dates.
19023 * gcov.c (print_version): Likewise.
19024 * gcov-dump.c (print_version): Likewise.
19025 * mips-tfile.c (main): Likewise.
19026 * mips-tdump.c (main): Likewise.
19028 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19031 * c-common.c (flag_permissive): Delete.
19032 (constant_expression_warnings): Check flags first.
19033 (constant_expression_error): New.
19034 * c-common.h (flag_permissive): Delete.
19035 (constant_expression_error): Declare.
19036 * flags.h (flag_permissive): Declare. Update description.
19037 * diagnostic.c (pedwarn): Update.
19039 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19040 (permissive_error_kind): New.
19041 * toplev.c (flag_permissive): Define. Update description.
19042 * toplev.h (permissive_error_kind): Declare.
19043 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19044 (pedwarn_c90): Use pedantic_warning_kind.
19045 * c-opts.c (c_common_post_options): flag_permissive does not affect
19046 flag_pedantic_errors.
19048 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19050 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19051 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19052 __absvsi2, __absvDI2): Use unsigned arithmetic.
19054 2008-03-02 Andi Kleen <ak@suse.de>
19055 Richard Guenther <rguenther@suse.de>
19057 * struct-equiv.c: Remove file.
19058 * cfg_cleanup.c (condjump_equiv_p): Remove.
19059 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19060 (struct-equiv.o): Remove rule.
19061 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19062 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19063 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19065 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19067 * ifcvt.c (noce_process_if_block): Try to handle only the then
19068 block if the else block exists but isn't suitable.
19070 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19073 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19074 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19075 regression from previous patch.
19077 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19080 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19082 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19083 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19084 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19085 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19086 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19087 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19088 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19089 (__gthread_mutex_destroy_function): Rename to
19090 __gthread_mutex_destroy.
19091 * gthr-dce.h (__gthread_mutex_destroy): Call
19092 pthread_mutex_destroy.
19093 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19094 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19095 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19097 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19099 * df-scan.c (df_ref_chain_change_bb): Simplify.
19100 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19101 set_block_for_insn if there's any change.
19102 * df.h ((df_insn_change_bb): Fix prototype.
19103 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19104 df_insn_change_bb, don't call set_block_for_insn.
19105 * emit-rtl.c (reorder_insns): Likewise.
19106 * haifa-sched.c (move_insn): Likewise.
19108 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19110 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19112 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19114 * tree-flow-inline.h (next_readonly_imm_use): Return
19115 NULL_USE_OPERAND_P after the end.
19117 2008-03-01 Richard Guenther <rguenther@suse.de>
19119 PR tree-optimization/35411
19120 * tree-sra.c (sra_build_assignment): Split conversion to
19121 final type to a separate statement if we are not assigning
19124 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19126 * fold-const.c (fold_convertible_p): Correct the logic to follow
19127 that in fold_convert().
19129 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19132 * tree-inline.c (build_duplicate_type): When we make a
19133 duplicate type, make it unique in the canonical types system.
19135 2008-02-29 Tom Tromey <tromey@redhat.com>
19137 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19138 input_file_stack_history, input_file_stack_restored): Remove.
19139 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19140 * input.h (struct file_stack): Remove.
19141 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19142 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19144 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19146 (diagnostic_last_module_changed): Add 'map' argument.
19147 (diagnostic_set_last_function): Likewise.
19148 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19149 line map, not input_file_stack.
19150 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19152 2008-02-29 Paul Brook <paul@codesourcery.com>
19154 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19156 2008-02-29 Paul Brook <paul@codesourcery.com>
19158 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19160 2008-02-29 Richard Guenther <rguenther@suse.de>
19162 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19164 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19165 value for comparing for a store match.
19166 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19167 (try_to_simplify): Do not do a full-blown reference lookup.
19169 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19171 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19172 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19174 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19176 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19178 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19179 strides against cache sizes.
19181 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19183 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19186 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19188 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19189 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19190 is smaller than the original promoted value.
19191 (simplify_subreg): If OP is a SUBREG, try to preserve its
19192 SUBREG_PROMOTED_VAR_P information.
19194 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19196 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19197 (VN_INFO_GET): Allocate new objects on the obstack.
19198 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19199 for rpo_numbers_temp, for consistency.
19200 (free_scc_vn): Free the obstack.
19202 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19204 * doc/invoke.texi: Document -ftree-loop-distribution.
19205 * tree-loop-distribution.c: New.
19206 * tree-pass.h (pass_loop_distribution): New.
19207 * graphds.h (struct graph): Add htab_t indices.
19208 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19209 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19210 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19211 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19212 * tree-data-ref.c (debug_data_dependence_relations): New.
19213 (dump_data_dependence_relation): Also print data references.
19214 (free_data_ref): Extern.
19215 (same_access_functions): Moved...
19216 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19217 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19218 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19219 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19220 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19221 (stmts_from_loop): Skip LABEL_EXPR.
19222 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19224 (build_rdg): Initialize rdg->indices htab.
19225 (free_rdg, stores_from_loop, ref_base_address,
19226 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19227 have_similar_memory_accesses_1, ref_base_address_1,
19228 remove_similar_memory_refs): New.
19229 * tree-data-ref.h: Depend on tree-chrec.h.
19230 (debug_data_dependence_relations, free_data_ref): Declared.
19231 (same_access_functions): ... here.
19232 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19234 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19235 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19236 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19237 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19238 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19239 rdg_vertex_for_stmt): Declared.
19240 (struct rdg_edge): Add level.
19242 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19243 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19245 (rdg_has_similar_memory_accesses): New.
19246 * tree-vect-analyze.c: Remove unused static decls.
19247 * lambda.h (dependence_level): New.
19248 * common.opt (ftree-loop-distribution): New.
19249 * tree-flow.h (mark_virtual_ops_in_bb,
19250 slpeel_tree_duplicate_loop_to_edge_cfg,
19251 rename_variables_in_loop): Declared.
19252 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19253 (OBJS-common): Add tree-loop-distribution.o.
19254 (tree-loop-distribution.o): New rule.
19255 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19256 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19257 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19259 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19262 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19263 other than structures and unions.
19265 2008-02-28 Richard Guenther <rguenther@suse.de>
19268 2008-02-26 Richard Guenther <rguenther@suse.de>
19270 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19271 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19272 (lookup_decl_from_uid): Declare.
19273 (remove_decl_from_map): Likewise.
19274 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19275 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19276 (decl_for_uid_map): New global hashtable mapping DECL_UID
19278 (init_ttree): Allocate it.
19279 (insert_decl_to_uid_decl_map): New helper function.
19280 (make_node_stat): Insert new decls into the map.
19281 (copy_node_stat): Likewise.
19282 (lookup_decl_from_uid): New function.
19283 (remove_decl_from_map): Likewise.
19284 (print_decl_for_uid_map_statistics): New helper.
19285 (dump_tree_statistics): Call it.
19287 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19288 (referenced_var_iterator): Adjust.
19289 (FOR_EACH_REFERENCED_VAR): Adjust.
19290 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19291 (num_referenced_vars): Adjust.
19292 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19293 (first_referenced_var): Remove.
19294 (end_referenced_vars_p): Likewise.
19295 (next_referenced_var): Likewise.
19296 (referenced_var_iterator_set): New helper function.
19297 * tree-dfa.c (referenced_var_lookup): Adjust.
19298 (referenced_var_check_and_insert): Likewise.
19299 (remove_referenced_var): Likewise.
19300 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19301 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19302 (verify_call_clobbering): Likewise.
19303 (verify_memory_partitions): Likewise.
19304 (init_tree_ssa): Allocate bitmap instead of hashtable for
19306 (delete_tree_ssa): Adjust.
19307 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19308 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19309 (compute_tag_properties): Likewise.
19310 (set_initial_properties): Likewise.
19311 (find_partition_for): Likewise.
19312 (update_reference_counts): Likewise.
19313 (dump_may_aliases_for): Likewise.
19314 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19315 (add_call_clobber_ops): Likewise.
19316 (add_call_read_ops): Likewise.
19317 (get_asm_expr_operands): Likewise.
19318 * tree-into-ssa.c (dump_decl_set): Likewise.
19319 (update_ssa): Likewise.
19320 * tree-sra.c (scan_function): Likewise.
19321 (decide_instantiations): Likewise.
19322 (scalarize_parms): Likewise.
19323 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19324 (dsa_named_for): Likewise.
19325 * tree-ssa-structalias.c (update_alias_info): Likewise.
19326 (merge_smts_into): Likewise.
19328 2008-02-27 David Daney <ddaney@avtrex.com>
19331 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19332 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19333 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19334 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19335 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19337 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19340 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19341 (BUILT_IN_NEXTTOWARD): Remove.
19342 (BUILT_IN_NEXTTOWARDF): Ditto.
19343 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19344 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19346 2008-02-27 Tom Tromey <tromey@redhat.com>
19348 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19349 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19351 2008-02-27 Jan Beulich <jbeulich@novell.com>
19353 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19354 update the respective field on newdecl.
19356 2008-02-27 Revital Eres <eres@il.ibm.com>
19358 PR rtl-optimization/34999
19359 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19360 crossing edges that ends with a call insn.
19361 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19362 call insn and clear the EDGE_CROSSING flag of the crossing edge
19363 when fixing fallthru edges.
19365 2008-02-27 Richard Guenther <rguenther@suse.de>
19367 PR middle-end/35390
19368 * fold-const.c (fold_unary): Return the correct argument,
19369 converted to the result type.
19371 2008-02-27 Richard Guenther <rguenther@suse.de>
19373 PR middle-end/34971
19374 * expr.c (expand_expr_real_1): Assert on rotates that operate
19376 * fold-const.c (fold_binary): Use the types precision, not the
19377 bitsize of the mode if folding rotate expressions. Build rotates
19378 only for full modes.
19380 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19382 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19383 and CPP_PRAGMA_EOL.
19384 * c-pragma.c (pragma_ns_name): New typedef.
19385 (registered_pp_pragmas): New variable.
19386 (c_pp_lookup_pragma): New function.
19387 (c_register_pragma_1): If flag_preprocess_only, do nothing
19388 for non-expanded pragmas, for expanded ones push pragma's
19389 namespace and name into registered_pp_pragmas vector.
19390 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19391 flag_preprocess_only, don't register GCC pch_preprocess
19392 pragma if flag_preprocess_only.
19393 * c-opts.c (c_common_init): Call init_pragma even if
19394 flag_preprocess_only.
19395 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19396 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19397 cpp_register_pragma if flag_preprocess_only.
19399 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19402 * c-parser.c (c_parser_translation_unit): Warn for empty
19403 translation unit, not empty source file.
19405 2008-02-26 Paul Brook <paul@codesourcery.com>
19407 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19408 operand for Thumb-2.
19409 * config/arm/arm.h (reg_class): Add CORE_REGS.
19410 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19411 (BASE_REG_CLASS): Use CORE_REGS.
19412 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19413 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19414 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19415 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19416 ARM_REGNO_OK_FOR_INDEX_P.
19417 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19418 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19419 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19420 (ldm/stm peepholes): Ditto.
19421 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19422 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19423 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19424 * config/arm/constraints.md: Enable "k" constraint on ARM.
19426 2008-02-27 Ben Elliston <bje@au.ibm.com>
19428 * config/rs6000/rs6000.c: Annotate cache line size field in all
19429 instances of struct processor_costs.
19431 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19433 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19434 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19435 jump_bypass): New counters.
19436 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19437 * dce.c (gate_ud_dce): Same.
19438 (gate_fast_dce): Same.
19439 * dse.c (gate_dse1): New function.
19440 (gate_dse2): New function.
19441 (gate_dse): Merge results of new gate functions.
19442 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19443 (gate_handle_jump_bypass): Add dbg_cnt.
19444 (gate_handle_gcse): Add dbg_cnt.
19445 * ifcvt.c (gate_handle_if_conversion): Same.
19446 (gate_handle_if_after_combine): Same.
19447 (gate_handle_if_after_reload): Same.
19448 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19450 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19452 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19454 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19456 2008-02-26 Jason Merrill <jason@redhat.com>
19459 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19460 alone if it's the naming decl for the type's main variant.
19462 2008-02-26 Tom Tromey <tromey@redhat.com>
19464 * system.h (USE_MAPPED_LOCATION): Poison.
19465 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19466 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19467 (make_goto_expr_edges): Likewise.
19468 (remove_bb): Likewise.
19469 (execute_warn_function_return): Likewise.
19470 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19472 * c-common.c (fname_decl): Remove old location code.
19473 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19475 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19477 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19478 (gen_rtx_ASM_INPUT): Likewise.
19479 (gen_rtx_ASM_INPUT_loc): Likewise.
19480 (get_rtx_asm_OPERANDS): Remove.
19481 * cfglayout.c (insn_locators_alloc): Remove old location code.
19482 (set_curr_insn_source_location): Likewise.
19483 (curr_insn_locator): Likewise.
19484 * print-tree.c (print_node): Remove old location code.
19485 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19486 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19487 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19488 location_from_locus.
19489 (construct_exit_block): Remove old location code.
19490 * emit-rtl.c (force_next_line_note): Remove old location code.
19491 * profile.c (branch_prob): Remove old location code.
19492 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19493 LOC_LINE): Remove old-location variants.
19494 * langhooks.c (lhd_print_error_function): Remove old location
19496 * configure, config.in: Rebuilt.
19497 * configure.ac (--enable-mapped-location): Remove.
19498 * c-decl.c (c_init_decl_processing): Remove old location code.
19499 (finish_function): Likewise.
19500 * recog.c (decode_asm_operands): Remove old location code.
19501 * c-pch.c (c_common_read_pch): Remove old location code.
19502 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19504 * gimple-low.c (lower_function_body): Remove old location code.
19505 * toplev.c (unknown_location): Remove.
19506 (push_srcloc): Remove old-location variant.
19507 (process_options): Remove old location code.
19508 (lang_dependent_init): Likewise.
19509 * input.h (UNKNOWN_LOCATION): Move definition.
19510 (location_t): Undeprecate.
19511 (source_locus): Remove.
19512 (location_from_locus): Remove.
19513 (struct location_s): Remove.
19514 Remove all old-location code.
19515 (input_line, input_filename): Remove.
19516 * final.c (final_scan_insn): Remove old location code.
19517 * diagnostic.c (diagnostic_build_prefix): Remove
19518 USE_MAPPED_LOCATION test.
19519 * tree.h (gimple_stmt) <locus>: Now a location_t.
19520 (tree_exp) <locus>: Likewise.
19521 (DECL_IS_BUILTIN): Remove old-location variant.
19522 (annotate_with_file_line, annotate_with_locus): Likewise.
19523 (expr_locus, set_expr_locus): Update.
19524 * tree.c (build1_stat): Remove old location code.
19525 (last_annotated_node): Remove.
19526 (annotate_with_file_line): Remove old-location variant.
19527 (annotate_with_locus): Likewise.
19528 (expr_location): Remove old location code.
19529 (set_expr_location): Likewise.
19530 (expr_has_location): Likewise.
19531 (expr_locus): Likewise.
19532 (set_expr_locus): Likewise.
19533 (expr_filename): Don't use location_from_locus.
19534 (expr_lineno): Likewise.
19535 * rtl-error.c (location_for_asm): Remove old location code.
19536 * c-lex.c (cb_line_change): Remove old location code.
19537 (fe_file_change): Likewise.
19538 (cb_def_pragma): Likewise.
19539 (c_lex_with_flags): Likewise.
19540 * gengtype.c (do_typedef): Don't special-case location types.
19541 (define_location_structures): Remove.
19542 (main): Don't call define_location_structures.
19543 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19546 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19549 * builtins.def (BUILT_IN_STDARG_START): Remove.
19550 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19551 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19552 * tree-inline.c (inline_forbidden_p_1): Likewise.
19554 2008-02-26 Richard Guenther <rguenther@suse.de>
19556 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19557 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19558 (lookup_decl_from_uid): Declare.
19559 (remove_decl_from_map): Likewise.
19560 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19561 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19562 (decl_for_uid_map): New global hashtable mapping DECL_UID
19564 (init_ttree): Allocate it.
19565 (insert_decl_to_uid_decl_map): New helper function.
19566 (make_node_stat): Insert new decls into the map.
19567 (copy_node_stat): Likewise.
19568 (lookup_decl_from_uid): New function.
19569 (remove_decl_from_map): Likewise.
19570 (print_decl_for_uid_map_statistics): New helper.
19571 (dump_tree_statistics): Call it.
19573 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19574 (referenced_var_iterator): Adjust.
19575 (FOR_EACH_REFERENCED_VAR): Adjust.
19576 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19577 (num_referenced_vars): Adjust.
19578 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19579 (first_referenced_var): Remove.
19580 (end_referenced_vars_p): Likewise.
19581 (next_referenced_var): Likewise.
19582 (referenced_var_iterator_set): New helper function.
19583 * tree-dfa.c (referenced_var_lookup): Adjust.
19584 (referenced_var_check_and_insert): Likewise.
19585 (remove_referenced_var): Likewise.
19586 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19587 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19588 (verify_call_clobbering): Likewise.
19589 (verify_memory_partitions): Likewise.
19590 (init_tree_ssa): Allocate bitmap instead of hashtable for
19592 (delete_tree_ssa): Adjust.
19593 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19594 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19595 (compute_tag_properties): Likewise.
19596 (set_initial_properties): Likewise.
19597 (find_partition_for): Likewise.
19598 (update_reference_counts): Likewise.
19599 (dump_may_aliases_for): Likewise.
19600 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19601 (add_call_clobber_ops): Likewise.
19602 (add_call_read_ops): Likewise.
19603 (get_asm_expr_operands): Likewise.
19604 * tree-into-ssa.c (dump_decl_set): Likewise.
19605 (update_ssa): Likewise.
19606 * tree-sra.c (scan_function): Likewise.
19607 (decide_instantiations): Likewise.
19608 (scalarize_parms): Likewise.
19609 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19610 (dsa_named_for): Likewise.
19611 * tree-ssa-structalias.c (update_alias_info): Likewise.
19612 (merge_smts_into): Likewise.
19614 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19617 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19618 * c-opts.c (c_common_handle_option): Wall enables
19619 Wvolatile-register-var.
19620 * common.opt: Move Wvolatile-register-var to...
19623 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19625 * common.opt (Wlarger-than=): New.
19626 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19628 * opts.c (common_handle_option): Handle -Wlarger-than=.
19629 * optc-gen.awk: Likewise.
19630 * opth-gen.awk: Likewise.
19631 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19632 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19634 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19636 * c-common.c (match_case_to_enum_1): Add appropriate
19637 OPT_W* parameter to warning.
19638 (c_do_switch_warnings): Likewise.
19639 * c-typeck.c (warning_init): Add one more parameter following
19640 'warning' function.
19641 (push_init_level): Update call to warning_init.
19642 (pop_init_level): Likewise.
19643 (add_pending_init): Likewise.
19644 (output_init_element: Likewise.
19646 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19649 * toplev.c (toplev_main): If there are warnings or error, print
19650 errors for ignored options.
19651 * opts.c (ignored_options): New static variable.
19652 (postpone_unknown_option_error): New.
19653 (print_ignored_options): New.
19654 (handle_option): Postpone errors for unknown -Wno-* options.
19655 * opts.h (print_ignored_options): Declare.
19657 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19659 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19662 2008-02-25 Richard Guenther <rguenther@suse.de>
19665 2008-02-25 Richard Guenther <rguenther@suse.de>
19667 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19668 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19669 (lookup_decl_from_uid): Declare.
19670 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19671 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19672 (decl_for_uid_map): New global hashtable mapping DECL_UID
19674 (init_ttree): Allocate it.
19675 (insert_decl_to_uid_decl_map): New helper function.
19676 (make_node_stat): Insert new decls into the map.
19677 (copy_node_stat): Likewise.
19678 (lookup_decl_from_uid): New function.
19679 (print_decl_for_uid_map_statistics): New helper.
19680 (dump_tree_statistics): Call it.
19682 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19683 (referenced_var_iterator): Adjust.
19684 (FOR_EACH_REFERENCED_VAR): Adjust.
19685 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19686 (num_referenced_vars): Adjust.
19687 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19688 (first_referenced_var): Remove.
19689 (end_referenced_vars_p): Likewise.
19690 (next_referenced_var): Likewise.
19691 (referenced_var_iterator_set): New helper function.
19692 * tree-dfa.c (referenced_var_lookup): Adjust.
19693 (referenced_var_check_and_insert): Likewise.
19694 (remove_referenced_var): Likewise.
19695 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19696 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19697 (verify_call_clobbering): Likewise.
19698 (verify_memory_partitions): Likewise.
19699 (init_tree_ssa): Allocate bitmap instead of hashtable for
19701 (delete_tree_ssa): Adjust.
19702 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19703 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19704 (compute_tag_properties): Likewise.
19705 (set_initial_properties): Likewise.
19706 (find_partition_for): Likewise.
19707 (update_reference_counts): Likewise.
19708 (dump_may_aliases_for): Likewise.
19709 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19710 (add_call_clobber_ops): Likewise.
19711 (add_call_read_ops): Likewise.
19712 (get_asm_expr_operands): Likewise.
19713 * tree-into-ssa.c (dump_decl_set): Likewise.
19714 (update_ssa): Likewise.
19715 * tree-sra.c (scan_function): Likewise.
19716 (decide_instantiations): Likewise.
19717 (scalarize_parms): Likewise.
19718 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19719 (dsa_named_for): Likewise.
19720 * tree-ssa-structalias.c (update_alias_info): Likewise.
19721 (merge_smts_into): Likewise.
19723 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19726 * doc/invoke.texi (-fcx-limited-range): Document new option.
19727 * toplev.c (process_options): Handle -fcx-fortran-rules.
19728 * common.opt: Add documentation for -fcx-fortran-rules.
19730 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19733 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19734 actual behaviour and C99.
19736 2008-02-26 Ben Elliston <bje@au.ibm.com>
19738 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19739 (ASM_CPU_POWER6_SPEC): Likewise.
19740 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19741 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19742 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19744 2008-02-25 Richard Guenther <rguenther@suse.de>
19746 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19747 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19748 (lookup_decl_from_uid): Declare.
19749 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19750 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19751 (decl_for_uid_map): New global hashtable mapping DECL_UID
19753 (init_ttree): Allocate it.
19754 (insert_decl_to_uid_decl_map): New helper function.
19755 (make_node_stat): Insert new decls into the map.
19756 (copy_node_stat): Likewise.
19757 (lookup_decl_from_uid): New function.
19758 (print_decl_for_uid_map_statistics): New helper.
19759 (dump_tree_statistics): Call it.
19761 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19762 (referenced_var_iterator): Adjust.
19763 (FOR_EACH_REFERENCED_VAR): Adjust.
19764 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19765 (num_referenced_vars): Adjust.
19766 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19767 (first_referenced_var): Remove.
19768 (end_referenced_vars_p): Likewise.
19769 (next_referenced_var): Likewise.
19770 (referenced_var_iterator_set): New helper function.
19771 * tree-dfa.c (referenced_var_lookup): Adjust.
19772 (referenced_var_check_and_insert): Likewise.
19773 (remove_referenced_var): Likewise.
19774 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19775 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19776 (verify_call_clobbering): Likewise.
19777 (verify_memory_partitions): Likewise.
19778 (init_tree_ssa): Allocate bitmap instead of hashtable for
19780 (delete_tree_ssa): Adjust.
19781 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19782 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19783 (compute_tag_properties): Likewise.
19784 (set_initial_properties): Likewise.
19785 (find_partition_for): Likewise.
19786 (update_reference_counts): Likewise.
19787 (dump_may_aliases_for): Likewise.
19788 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19789 (add_call_clobber_ops): Likewise.
19790 (add_call_read_ops): Likewise.
19791 (get_asm_expr_operands): Likewise.
19792 * tree-into-ssa.c (dump_decl_set): Likewise.
19793 (update_ssa): Likewise.
19794 * tree-sra.c (scan_function): Likewise.
19795 (decide_instantiations): Likewise.
19796 (scalarize_parms): Likewise.
19797 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19798 (dsa_named_for): Likewise.
19799 * tree-ssa-structalias.c (update_alias_info): Likewise.
19800 (merge_smts_into): Likewise.
19802 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19805 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19806 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19807 * alias.h (nonoverlapping_memrefs_p): Likewise.
19809 2008-02-25 Jan Beulich <jbeulich@novell.com>
19811 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19812 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19813 __emultls_get_address, __emultls_register_common,
19814 __floatundi?f, and _Unwind_GetIPInfo.
19815 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19816 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19817 (gen_regparm_prefix): Likewise.
19818 (i386_nlm_encode_section_info): Sync with
19819 config/i386/winnt.c:i386_pe_encode_section_info().
19820 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19821 i386_nlm_mangle_decl_assembler_name): New.
19822 (netware_override_options): New.
19823 * config/i386/netware.h (netware_override_options): Declare.
19824 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19825 (i386_nlm_mangle_decl_assembler_name): Declare.
19826 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19828 2008-02-25 Ben Elliston <bje@au.ibm.com>
19831 * c-decl.c (grokdeclarator): Remove unused local variables
19832 `typedef_type' and `type_as_written'.
19834 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19835 unused local variable `has_hot_blocks'.
19836 (fix_crossing_conditional_branches): Remove unused local variable
19839 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19841 PR middle-end/19984
19842 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19843 using DEF_C99_BUILTIN.
19844 (BUILT_IN_NANF): Ditto.
19845 (BUILT_IN_NANL): Ditto.
19847 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19848 Revital Eres <eres@il.ibm.com>
19850 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19851 regarding the order of two dependent insns in the same row.
19853 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19855 * stor-layout.c (layout_decl): Do not bump the alignment of a
19856 bit-field to more than byte alignment if it is packed.
19858 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19860 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19863 2008-02-24 Diego Novillo <dnovillo@google.com>
19865 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19868 * tree-vrp.c (vrp_evaluate_conditional): With
19869 -Wtype-limits, emit a warning when comparing against a
19870 constant outside the natural range of OP0's type.
19871 * c.opt (Wtype-limits): Move ...
19872 * common.opt (Wtype-limits): ... here.
19874 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19876 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19877 * config/rs6000/e300c2c3.md: New file.
19878 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19880 (rs6000_override_options): Add e300c2 and e300c3 cases to
19881 processor_target_table. Do not allow usage of Altivec or Spe
19882 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19883 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19884 * config/rs6000/rs6000.h (processor_type): Add
19885 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19886 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19887 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19888 and ppce300c3. Include e300c2c3.md.
19890 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19892 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19893 instead of TARGET_STRICT_ALIGN.
19895 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19897 * explow.c (memory_address): Assert that the generated address is
19900 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19903 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19904 * config/darwin-ppc-ldouble-patch.def: New file.
19905 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19906 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19907 SUBTARGET_INIT_BUILTINS if defined.
19908 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19911 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19914 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19915 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19917 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19920 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19921 file" warning condtional on -Winvalid-PCH.
19923 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19925 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19927 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19931 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19932 prevent reload from using MMX registers.
19933 (*mov<mode>_internal): Ditto.
19934 (*movv2sf_internal_rex64): Ditto.
19935 (*movv2sf_internal): Ditto.
19937 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19939 PR documentation/31569
19940 * doc/install.texi2html: Use makeinfo --no-number-sections.
19942 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19944 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19945 ensure that we can address an entire entity > 8 bytes. Don't
19946 generate reg+reg addressing for such data.
19948 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19950 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19951 strings when optimizing for size, unless the target cares about
19954 2008-02-22 Tom Tromey <tromey@redhat.com>
19956 * regclass.c (current_pass): Remove declaration.
19958 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19960 * config/avr/libgcc.S (__RAMPZ__): Define.
19961 (__do_copy_data): Add for devices with 128KB code memory.
19963 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19965 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19967 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19969 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19971 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19974 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19977 * c-typeck.c (build_binary_op): Warn about floating point
19978 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19980 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19983 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19984 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19986 (rs6000_override_options): Set altivec_abi as default, not override,
19987 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19988 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19989 is used; use new member spe_abi.
19990 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19991 spe_abi and altivec_abi.
19993 2008-02-22 Tomas Bily <tbily@suse.cz>
19995 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19997 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20000 * config.build (build_file_translate): Set to `CMD //c' only if
20002 * Makefile.in (build_file_translate): Improve comment.
20004 2008-02-21 Jan Hubicka <jh@suse.cz>
20006 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20007 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20008 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20010 2008-02-21 Michael Matz <matz@suse.de>
20013 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20015 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20017 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20018 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20019 as insn constraint.
20020 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20021 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20022 SSE_VEC_FLOAT_MODE_P as insn constraint.
20023 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20024 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20025 sse4a_movntdf using MODEF mode iterator.
20026 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20027 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20028 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20029 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20030 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20031 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20032 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20034 2008-02-21 Richard Guenther <rguenther@suse.de>
20036 * tree.def (PAREN_EXPR): New tree code.
20037 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20039 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20040 * expr.c (expand_expr_real_1): Likewise.
20041 * tree-inline.c (estimate_num_insns_1): Likewise.
20042 * tree-complex.c (expand_complex_move): Likewise.
20043 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20046 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20049 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20051 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20054 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20056 * config/sh/sh.c (find_barrier): Don't go past
20057 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20059 2008-02-20 DJ Delorie <dj@redhat.com>
20061 * config/h8300/h8300.md (insv): Force source operand to be a register.
20063 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20064 as a jump, not as a plain insn.
20066 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20068 * doc/invoke.texi (Warning Options): Add new option
20069 -Wframe-larger-than=.
20070 (-Wframe-larger-than): Document.
20072 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20073 Add declarations for new option variables.
20075 * final.c (final_start_function): Check the frame size
20076 before emission and issue a Wframe-larger-than warning.
20078 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20079 Add definitions for new option variables.
20080 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20082 * common.opt (Wframe-larger-than=): New option.
20084 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20086 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20087 (<sse>_div<mode>3): Ditto.
20088 (<sse>_vmdiv<mode>3): Ditto.
20089 (<sse>_vmsqrt<mode>2): Ditto.
20090 (*smax<mode>3): Ditto.
20091 (sse5_frcz<mode>2): Ditto.
20092 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20093 as insn constraint.
20095 2008-02-20 Richard Guenther <rguenther@suse.de>
20097 PR middle-end/35265
20098 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20099 be happy with INTEGRAL_TYPE_P.
20101 2008-02-20 Richard Guenther <rguenther@suse.de>
20103 * fold-const.c (split_tree): Associate floatig-point expressions
20104 if flag_associative_math is set.
20106 2008-02-20 Richard Guenther <rguenther@suse.de>
20108 * tree.h (fold_real_zero_addition_p): Declare.
20109 * fold-const.c (fold_real_zero_addition_p): Export.
20110 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20111 floating-point operations with zero and one.
20113 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20115 * doc/install.texi: Correct references to CFLAGS, replacing them
20116 with BOOT_CFLAGS. Document flags used during bootstrap for
20119 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20121 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20122 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20123 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20125 (smin<mode>3): Ditto from similar patterns.
20126 (smax<mode>3): Ditto.
20127 (*ieee_smin<mode>3): Ditto.
20128 (*ieee_smax<mode>3): Ditto.
20129 * config/i386/sse.md (sse): New mode attribute.
20130 (mov<mode>): Macroize expander from movv4sf and movv2df using
20131 SSEMODEF2P mode iterator.
20132 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20133 SSE_VEC_FLOAT_MODE_P as insn constraint.
20134 (storent<mode>): Ditto.
20135 (storent<mode>): Macroize expander from storentsf and storentdf using
20136 MODEF mode iterator.
20137 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20138 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20139 (abs<mode>2): Ditto from similar patterns.
20140 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20141 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20142 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20143 (<sse>_vmsqrt<mode>2): Ditto.
20144 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20145 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20146 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20147 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20148 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20149 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20150 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20152 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20153 iterator and SSE_FLOAT_MODE_P as insn constraint.
20154 (<sse>_ucomi): Ditto from similar patterns.
20155 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20156 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20157 SSE_VEC_FLOAT_MODE_P as insn constraint.
20158 (vcond<mode>): Ditto from similar patterns.
20159 (and<mode>3, *and<mode>3): Ditto.
20160 (<sse>_nand<mode>3): Ditto.
20161 (ior<mode>3, *ior<mode>3): Ditto.
20162 (xor<mode>3, *xor<mode>3): Ditto.
20163 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20164 iterator and SSE_FLOAT_MODE_P as insn constraint.
20165 (*nand<mode>3): Ditto from similar patterns.
20166 (*ior<mode>3): Ditto.
20167 (*xor<mode>3): Ditto.
20169 2008-02-20 Ira Rosen <irar@il.ibm.com>
20171 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20172 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20173 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20175 2008-02-19 Jan Hubicka <jh@suse.cz>
20177 * predict.c (tree_bb_level_predictions): Remove variable next
20178 mistakely introduced by previous commit.
20180 2008-02-19 Jan Hubicka <jh@suse.cz>
20182 * predict.c (predict_paths_leading_to): Rewrite.
20183 (predict_paths_for_bb): New.
20184 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20186 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20189 * Makefile.in (build_file_translate): New.
20190 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20191 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20192 * configure.ac (build_file_translate): Substitute it.
20193 * configure: Regenerate.
20195 2008-02-19 Jan Hubicka <jh@suse.cz>
20197 PR rtl-optimization/34408
20198 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20201 2008-02-19 Jan Hubicka <jh@suse.cz>
20203 PR middle-end/28779
20204 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20207 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20210 * config/i386/i386-modes.def: Revert the last DI alignment
20211 change until Ada people can look into it.
20213 2008-02-19 Nick Clifton <nickc@redhat.com>
20215 * opts.c (print_specific_help): Fix typo in --help text.
20217 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20220 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20221 32-bit inline asm without asm alternatives for host GCC < 3.0.
20223 2008-02-19 Richard Guenther <rguenther@suse.de>
20225 PR tree-optimization/34989
20226 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20227 Allow propagation to INDIRECT_REF if we can simplify only.
20229 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20231 * c-common.c (warn_for_collisions_1): Use appropriate option when
20234 2008-02-19 Nick Clifton <nickc@redhat.com>
20237 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20238 (handle_options): Fix indentation.
20239 (print_filtered_help): If no language-specific options were
20240 displayed tell the user how to list all the options supported by
20241 the language's front-end.
20242 (print_specific_help): Fix indentation and remove duplicate line.
20243 (common_handle_option): Handle the -v option.
20244 For --help enable the display of undocumented options if the -v
20245 switch has been included on the command line.
20246 For --help= check for overlaps in the arguments between the option
20247 classes and the language names and issue a warning when they
20248 cannot be disambiguated.
20249 * c.opt (v): Pass on to the common option handler.
20251 2008-02-19 Revital Eres <eres@il.ibm.com>
20253 * modulo-sched.c (sms_schedule): Change dump message when
20254 create_ddg function fails.
20255 (try_scheduling_node_in_cycle): Rename row to cycle.
20256 (print_partial_schedule): Rename CYCLE to ROW.
20258 2008-02-19 Christian Bruel <christian.bruel@st.com>
20259 Zdenek Dvorak <ook@ucw.cz>
20261 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20263 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20266 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20267 (*x86_movdicc_0_m1_se): Ditto.
20269 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20271 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20272 (CMPtype): Define as __gcc_CMPtype.
20273 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20274 (CMPtype): Define as __gcc_CMPtype.
20276 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20278 Support valgrind 3.3 for --enable-checking=valgrind.
20279 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20281 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20282 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20283 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20284 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20285 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20286 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20287 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20289 * ggc-zone.c: Similar.
20290 * ggc-page.c: Similar.
20292 2008-02-19 Paul Brook <paul@codesourcery.com>
20295 * config/arm/ieee754-df.S: Fix do_it typo.
20296 * config/arm/ieee754-sf.S: Fix do_it typo.
20298 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20301 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20302 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20303 (OPTION_MASK_ISA_SSE_SET): Likewise.
20304 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20305 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20306 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20307 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20308 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20309 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20310 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20311 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20312 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20313 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20314 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20315 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20316 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20317 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20318 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20319 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20320 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20321 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20322 (OPTION_MASK_ISA_SSE4): Removed.
20323 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20324 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20325 (override_options): Don't turn on implied SSE/MMX bits in
20328 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20330 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20333 2008-02-18 Joey Ye <joey.ye@intel.com>
20335 PR middle-end/34921
20336 * tree-nested.c (insert_field_into_struct): Set type alignment
20337 to field alignment if the former is less than the latter.
20339 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20341 * BASE-VER: Set to 4.4.0.
20343 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20345 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20346 * doc/cfg.texi: Likewise.
20347 * doc/extend.texi: Likewise.
20348 * doc/gty.texi: Likewise.
20349 * doc/invoke.texi: Likewise.
20350 * doc/loop.texi: Likewise.
20351 * doc/md.texi: Likewise.
20352 * doc/passes.texi: Likewise.
20353 * doc/rtl.texi: Likewise.
20354 * doc/sourcebuild.texi: Likewise.
20355 * doc/tm.texi: Likewise.
20356 * doc/tree-ssa.texi: Likewise.
20358 2008-02-17 Richard Guenther <rguenther@suse.de>
20360 PR middle-end/35227
20361 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20362 without default definition.
20364 2008-02-17 Richard Guenther <rguenther@suse.de>
20366 PR tree-optimization/35231
20367 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20370 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20373 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20374 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20375 libgcc_cmp_return mode.
20377 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20380 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20382 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20384 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20387 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20389 * doc/c-tree.texi: Use `@.' where appropriate.
20390 * doc/extend.texi: Likewise.
20391 * doc/install.texi: Likewise.
20392 * doc/invoke.texi: Likewise.
20393 * doc/loop.texi: Likewise.
20394 * doc/makefile.texi: Likewise.
20395 * doc/md.texi: Likewise.
20396 * doc/passes.texi: Likewise.
20397 * doc/standards.texi: Likewise.
20398 * doc/tm.texi: Likewise.
20400 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20402 PR middle-end/35196
20403 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20405 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20406 rather than in entry_bb.
20408 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20410 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20411 libgcc_cmp_return mode.
20413 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20415 PR middle-end/35130
20416 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20417 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20419 2008-02-15 Richard Guenther <rguenther@suse.de>
20420 Zdenek Dvorak <ook@ucw.cz>
20422 PR tree-optimization/35164
20423 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20424 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20425 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20426 Only propagate addresses which do not have abnormal SSA_NAMEs
20429 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20432 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20434 2008-02-15 Jan Hubicka <jh@suse.cz>
20436 PR middle-end/35149
20437 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20439 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20441 PR middle-end/34621
20442 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20443 when calculating alignment_pad.
20445 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20447 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20448 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20449 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20450 and STACK_BOUNDARY define.
20452 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20454 PR preprocessor/35061
20455 * c-pragma.c (handle_pragma_pop_macro): Check that
20456 pushed_macro_table has been allocated.
20458 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20460 PR middle-end/35136
20461 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20462 (force_gimple_operand): Likewise.
20463 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20464 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20465 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20466 (find_interesting_uses_address): Check addressability and alignment
20467 of the base expression only after substituting bases of IVs into it.
20469 2008-02-14 Michael Matz <matz@suse.de>
20472 * function.c (instantiate_virtual_regs_in_insn): Reload address
20473 before falling back to reloading the whole operand.
20475 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20477 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20478 before the first section switch note.
20480 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20482 * doc/bugreport.texi: Update copyright years.
20483 * doc/c-tree.texi: Likewise.
20484 * doc/cfg.texi: Likewise.
20485 * doc/cpp.texi: Likewise.
20486 * doc/cppinternals.texi: Likewise.
20487 * doc/fragments.texi: Likewise.
20488 * doc/frontends.texi: Likewise.
20489 * doc/gcc.texi: Likewise.
20490 * doc/gty.texi: Likewise.
20491 * doc/hostconfig.texi: Likewise.
20492 * doc/implement-c.texi: Likewise.
20493 * doc/libgcc.texi: Likewise.
20494 * doc/loop.texi: Likewise.
20495 * doc/makefile.texi: Likewise.
20496 * doc/options.texi: Likewise.
20497 * doc/passes.texi: Likewise.
20498 * doc/rtl.texi: Likewise.
20499 * doc/sourcebuild.texi: Likewise.
20500 * doc/standards.texi: Likewise.
20501 * doc/tree-ssa.texi: Likewise.
20502 * doc/trouble.texi: Likewise.
20504 * doc/extend.texi: Use @: or add comma where appropriate.
20505 * doc/invoke.texi: Likewise.
20506 * doc/tm.texi: Likewise.
20508 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20511 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20514 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20516 * doc/md.texi (clz, ctz): Add reference.
20517 * doc/rtl.texi (clz, ctz): Likewise.
20519 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20522 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20525 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20527 * config/s390/s390.c (struct constant_pool): New field
20528 emit_pool_after added.
20529 (s390_mainpool_start): Set the emit_pool_after flag according
20530 to the section switch notes.
20531 (s390_mainpool_finish): Consider emit_pool_after when emitting
20532 the literal pool at the end of the function.
20533 (s390_chunkify_start): Force literal pool splits at section
20536 2008-02-13 Michael Matz <matz@suse.de>
20539 * var-tracking.c (clobber_variable_part): Correctly traverse the
20542 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20545 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20546 Add -fdump-ipa-inline.
20547 * tree-dump.c (dump_files): Remove tree-inlined dump.
20548 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20550 2008-02-12 Richard Guenther <rguenther@suse.de>
20552 PR tree-optimization/35171
20553 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20556 2008-02-12 Richard Guenther <rguenther@suse.de>
20558 PR middle-end/35163
20559 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20560 value-preserving mode. Disallow final truncation.
20562 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20564 PR middle-end/35136
20565 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20566 code from here to...
20567 (force_gimple_operand): ...here.
20569 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20572 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20573 non-compatible pointers.
20574 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20575 different FIELD_DECLs, try harder by comparing field offsets, sizes
20578 PR inline-asm/35160
20579 * function.c (match_asm_constraints_1): Don't replace the same input
20582 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20584 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20585 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20586 (expand_epilogue): Restore RAMPZ register.
20587 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20589 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20591 * config/i386/cygwin.asm: (__alloca): Correct calling
20592 convention and alignment.
20593 (__chkstk): Force 8 byte stack alignment.
20595 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20596 Richard Guenther <rguenther@suse.de>
20598 PR tree-optimization/33992
20599 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20600 the zero we compare against.
20602 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20604 PR libfortran/35063
20605 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20606 to CloseHandle after unlocking to prevent accumulation of handle
20609 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20611 PR middle_end/34150
20612 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20613 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20614 and update LABEL_NUSES during and after reload.
20616 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20618 PR middle-end/34627
20619 * combine.c (simplify_if_then_else): Make sure the comparison is
20620 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20622 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20625 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20626 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20627 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20628 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20629 * tree.h (get_type_static_bounds): Likewise.
20631 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20633 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20634 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20635 Make -Wfoo language annotations match what the compiler outputs.
20637 2008-02-08 Sa Liu <saliu@de.ibm.com>
20639 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20640 intrinsics spu_convts, spu_convtu, spu_convtf.
20642 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20644 * doc/extend.texi (Function Attributes) <noinline>: Mention
20645 asm ("") as method to keep calls.
20647 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20650 * doc/options.texi (Options): Replace references to opts.sh with
20652 * opts-common.c: Likewise.
20653 * optc-gen.awk: Likewise.
20655 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20657 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20659 2008-02-07 Richard Henderson <rth@redhat.com>
20662 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20663 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20666 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20668 PR tree-optimization/35085
20669 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20670 for operand entry oe2 in addition to operand entry oe3 in order to
20671 expose more opportunities for vectorizer sum reduction.
20673 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20676 * Makefile.in (LIBS): Remove $(GMPLIBS).
20677 (cc1-dummy, cc1): Add $(GMPLIBS).
20679 2008-02-06 Jan Hubicka <jh@suse.cz>
20682 * i386.md (moddf_integer): Do not produce partial memory stalls for
20683 targets where it hurts.
20685 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20688 * optabs.c (expand_float): Do not check for decimal modes when
20689 expanding unsigned integer through signed conversion.
20691 2008-02-06 Nick Clifton <nickc@redhat.com>
20693 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20694 inside the clobber with a match_operand and duplicated operand
20695 number in the constraint.
20696 (ineqbranchsi): Delete redundant comment.
20698 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20700 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20701 builtin_define ("__USE_INIT_FINI__").
20702 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20704 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20706 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20708 PR documentation/30330
20709 * doc/invoke.texi (C++ Dialect Options)
20710 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20711 For each warning option -Wfoo that allows -Wno-foo, ensure both
20712 -Wfoo and -Wno-foo are listed in the option index. Fix index
20713 entry of -Wswitch-default, index -Wnormalized= including the
20714 `=', and -Wlarger-than-@var{len} including @var{len}.
20716 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20718 * config/i386/i386.md (floatunssisf2): Use
20719 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20720 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20721 Macroize expander using MODEF mode iterator.
20723 2008-02-05 Diego Novillo <dnovillo@google.com>
20725 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20728 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20730 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20733 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20735 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20738 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20739 to indicate if a message should be generated.
20740 (init_cumulative_args): Updated.
20741 (function_value_32): Likewise.
20743 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20745 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20747 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20750 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20751 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20753 2008-02-04 Diego Novillo <dnovillo@google.com>
20755 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20758 * tree-vrp.c (vrp_evaluate_conditional): With
20759 -Wtype-limits, emit a warning when comparing against a
20760 constant outside the natural range of OP0's type.
20762 2008-02-04 Richard Guenther <rguenther@suse.de>
20764 PR middle-end/33631
20765 * expr.c (count_type_elements): Give for unions instead of
20768 2008-02-04 Richard Guenther <rguenther@suse.de>
20770 PR middle-end/35043
20771 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20772 to TYPE_DOMAINs base type instead of using bitsizetype here.
20774 2008-02-03 Jason Merrill <jason@redhat.com>
20776 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20778 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20781 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20782 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20783 (RS/6000 and PowerPC Options): Fix typos and markup.
20784 * doc/passes.texi (Tree-SSA passes): Likewise.
20786 2008-02-02 Michael Matz <matz@suse.de>
20789 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20790 from record_last_reg_set_info.
20791 (record_last_reg_set_info): Take an RTX argument, iterate over all
20792 constituent hardregs.
20793 (record_last_set_info, record_opr_changes): Change calls to
20794 new signature or to record_last_reg_set_info_regno.
20796 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20798 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20800 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20802 PR rtl-optimization/34773
20803 * reg-notes.def (EQUAL): Mention significance of combination of
20804 REG_EQUAL and REG_RETVAL.
20805 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20806 insn that has a REG_RETVAL.
20808 2008-02-01 Roger Sayle <roger@eyesopen.com>
20811 * configure.ac (--enable-fixed-point): Disable unless explicitly
20813 * configure: Regenerate.
20815 2008-02-01 Richard Guenther <rguenther@suse.de>
20818 * invoke.texi (-finline-limit): Remove no longer true parts
20819 of the documentation. Note that there is no default value.
20821 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20822 Mark Mitchell <mark@codesourcery.com>
20823 Ben Elliston <bje@au.ibm.com>
20826 * doc/extend.texi (Other Builtins): Document.
20828 2008-01-31 Tom Browder <tom.browder@gmail.com>
20830 * doc/c-tree.texi (Types): Fix grammar.
20831 (Expression trees): Ditto.
20832 * doc/passes.texi (Tree-SSA passes): Ditto.
20834 * doc/configterms.texi (Configure Terms): Fix typo.
20835 * doc/cpp.texi (Common Predefined Macros): Ditto.
20836 * doc/md.texi (Machine Constraints): Ditto.
20838 * doc/makefile.texi (Makefile): Add comma.
20840 2008-01-31 Tom Browder <tom.browder@gmail.com>
20841 Gerald Pfeifer <gerald@pfeifer.com>
20843 * doc/sourcebuild.texi (Front End): Remove references to CVS
20844 and CVSROOT/modules.
20845 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20846 (Back End): Remove reference to CVS.
20848 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20851 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20853 (mips16_gp_pseudo_reg): ...here.
20854 * config/mips/mips.md (load_const_gp): Replace with...
20855 (load_const_gp_<mode>): ...this :P-based insn.
20857 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20859 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20860 options. Minor fixes.
20861 (-std): Move reference to standards closer to where language
20862 standards are first mentioned.
20864 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20866 PR rtl-optimization/34995
20867 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20868 parameter and return a bool. If the rtx parameter is nonnull,
20869 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20870 (find_reloads): Update call accordingly. Pass the new operand
20871 if it needed no address reloads, otherwise pass null.
20873 2008-01-30 Richard Henderson <rth@redhat.com>
20876 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20877 for unbounded arrays.
20879 2008-01-30 Silvius Rus <rus@google.com>
20881 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20883 2008-01-30 Jan Hubicka <jh@suse.cz>
20886 * i386.c (init_cumulative_args): Use real function declaration when
20889 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20891 PR rtl-optimization/34998
20892 * global.c (build_insn_chain): Treat non-subreg_lowpart
20893 SUBREGs of pseudos as clobbering all the words covered by the
20894 SUBREG, not just all the bytes.
20895 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20896 original df_ref rather than an extract parameter.
20897 (global_conflicts): Update call accordingly.
20899 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20901 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20902 the overflow check to make it easier to read.
20903 (__fixtfdi): Change the type of the ll member in union
20904 long_double to UDItype_x.
20906 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20908 PR middle-end/34969
20909 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20910 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20911 * tree-inline.c (fold_marked_statements): Call
20912 cgraph_update_edges_for_call_stmt if folding a call statement.
20913 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20914 debug_generic_stmt calls, reset it back afterwards.
20917 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20919 * c-typeck.c (build_external_ref): Don't pedwarn about
20920 static vars in current function's scope.
20922 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20924 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20926 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20929 * ipa-struct-reorg.c: Fix spelling.
20930 * params.def: Ditto.
20932 2008-01-29 Richard Guenther <rguenther@suse.de>
20934 PR middle-end/35006
20935 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20937 * tree-inline.c (remap_type): Increment remapping_type_depth
20938 around remapping types.
20939 (copy_body_r): Only add referenced variables if they are referenced
20940 from code, not types.
20942 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20953 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20954 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20956 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20959 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20960 pointer for tiny stack.
20962 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20964 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20966 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20968 * config/vx-common.h: Fix typo in comment.
20970 2008-01-28 Ian Lance Taylor <iant@google.com>
20974 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20975 coalesce pointers if they have different DECL_NO_TBAA_P values.
20976 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20977 between variables with different DECL_NO_TBAA_P values.
20979 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20982 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20983 are not legitimate small data references on SPE targets.
20985 2008-01-28 David Daney <ddaney@avtrex.com>
20987 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20989 2008-01-28 David Daney <ddaney@avtrex.com>
20991 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20993 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20995 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20996 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20997 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20998 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20999 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21000 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21001 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21002 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21004 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21006 * basic-block.h (condjump_equiv_p): Fix comment.
21008 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21010 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21011 print_generic_stmt_indented): Fix comment.
21013 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21015 * configure.ac (__stack_chk_fail): Add detecion for availability
21016 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21017 * configure: Regenerate.
21019 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21021 PR middle-end/34688
21022 * final.c (output_addr_const): Handle TRUNCATE.
21024 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21027 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21028 (zero_cost, infinite_cost): New constants.
21029 (struct cost_pair): Change type of cost to comp_cost.
21030 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21031 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21033 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21034 split_address_cost, ptr_difference_cost, difference_cost,
21035 get_computation_cost_at, get_computation_cost,
21036 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21037 determine_use_iv_cost_condition, determine_use_iv_costs,
21038 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21039 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21040 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21041 Change type of cost to comp_cost.
21042 (determine_iv_cost): Increase cost of non-original ivs, instead
21043 of decreasing the cost of original ones.
21044 (get_address_cost): Indicate the complexity of the addressing mode
21046 (try_add_cand_for): Prefer using ivs not specific to some object.
21047 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21049 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21050 Janis Johnson <janis187@us.ibm.com>
21053 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21054 (TARGET_INSTANTIATE_DECLS): Likewise.
21055 * target.h (expand_to_rtl_hook): New target hook.
21056 (instantiate_decls): Likewise.
21057 * function.c (instantiate_decl): Make non-static. Rename to...
21058 (instantiate_decl_rtl): ... this.
21059 (instantiate_expr): Use instantiate_decl_rtl.
21060 (instantiate_decls_1): Likewise.
21061 (instantiate_decls): Likewise.
21062 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21063 * function.h (instantiate_decl_rtl): Add prototype.
21064 * cfgexpand.c (target.h): New include.
21065 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21066 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21067 (TARGET_INSTANTIATE_DECLS): Likewise.
21068 (TARGET_INITIALIZER): New target hooks added.
21069 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21071 * config/rs6000/rs6000.c (tree-flow.h): New include.
21072 (machine_function): Add sdmode_stack_slot field.
21073 (rs6000_alloc_sdmode_stack_slot): New function.
21074 (rs6000_instantiate_decls): Likewise.
21075 (rs6000_secondary_memory_needed_rtx): Likewise.
21076 (rs6000_check_sdmode): Likewise.
21077 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21078 (TARGET_INSTANTIATE_DECLS): Likewise.
21079 (rs6000_hard_regno_mode_ok): Allow SDmode.
21080 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21081 (rs6000_emit_move): Handle SDmode.
21082 (function_arg_advance): Likewise.
21083 (function_arg): Likewise.
21084 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21085 SDmode var args for 32-bit compiles.
21086 (rs6000_secondary_reload_class): Handle SDmode.
21087 (rs6000_output_function_epilogue): Likewise.
21088 (rs6000_function_value): Simplify if statement.
21089 (rs6000_libcall_value): Likewise.
21090 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21091 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21092 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21093 (movsd_hardfloat): New define_insn.
21094 (movsd_softfloat): Likewise.
21095 (movsd_store): Likewise.
21096 (movsd_load): Likewise.
21097 (extendsddd2): Likewise.
21098 (extendsdtd2): Likewise.
21099 (truncddsd2): Likewise.
21100 (movdd_hardfloat64): Fixup comment.
21101 (UNSPEC_MOVSD_LOAD): New constant.
21102 (UNSPEC_MOVSD_STORE): Likewise.
21104 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21107 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21109 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21110 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21111 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21112 and TRUTH_XOR_EXPR.
21114 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21117 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21118 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21119 __LONGDOUBLE128 too.
21120 * config/rs6000/aix61.h: New file.
21122 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21124 PR rtl-optimization/34959
21125 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21126 popcount and parity rtxes the same mode as their operand.
21127 Truncate or extend the result to the return value's mode
21130 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21133 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21134 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21135 to GOT_VERSION_REGNUM.
21136 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21137 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21138 * config/mips/mips.c (mips_emit_call_insn): New function.
21139 (mips_call_tls_get_addr): Call mips_expand_call directly.
21140 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21142 (mips16_build_call_stub): Likewise. Return the call insn or null.
21143 (mips_expand_call): Update the call to mips16_build_call_stub
21144 accordingly and a remove redundant condition. Assert that MIPS16
21145 stubs do not use lazy binding. Use mips_emit_call_insn and return
21147 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21149 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21150 (mips_avoid_hazard): Remove hazard_set handling.
21151 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21152 (UNSPEC_RESTORE_GP): ...this.
21153 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21154 (FAKE_CALL_REGNO): Rename to...
21155 (GOT_VERSION_REGNUM): ...this.
21156 (type): Add "ghost" value. Add an associated insn reservation.
21157 (hazard_set): Remove.
21158 (exception_receiver): Rename to...
21159 (restore_gp): ...this and update the unspec identifier accordingly.
21160 (exception_receiver, nonlocal_got_receiver): New expanders.
21161 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21162 FAKE_CALL_REGNO. Remove hazard_set attribute.
21163 (set_got_version, update_got_version): New patterns.
21165 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21168 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21170 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21173 * doc/install.texi2html: Generate gcc-vers.texi.
21175 2008-01-25 DJ Delorie <dj@redhat.com>
21177 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21179 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21181 * config/c4x: Remove directory.
21182 * config.gcc (crx-*, mt-*): Mark obsolete.
21183 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21184 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21185 sh-*-rtemscoff*): Remove cases.
21186 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21187 * real.c (encode_c4x_single, decode_c4x_single,
21188 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21189 c4x_extended_format): Remove.
21190 * real.h (c4x_single_format, c4x_extended_format): Remove.
21191 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21193 (Pragmas): Remove comment about c4x pragmas.
21194 * doc/install.texi (c4x): Remove target-specific instructions.
21195 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21196 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21197 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21198 refer to C4x source files as examples.
21199 (C4X_FLOAT_FORMAT): Remove documentation.
21201 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21203 * config/bfin/bfin.c (override_options): Reorder tests so that
21204 flag_pic gets enabled for -msep-data.
21206 2008-01-25 Richard Guenther <rguenther@suse.de>
21208 PR middle-end/32244
21209 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21210 to its bitfield precision if required.
21212 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21214 PR middle-end/33880
21215 * tree-nested.c (walk_omp_for): New function.
21216 (convert_nonlocal_reference, convert_local_reference): Call
21217 walk_omp_for on OMP_FOR.
21218 (convert_call_expr): Call walk_body on OMP_FOR's
21219 OMP_FOR_PRE_INIT_BODY.
21221 2008-01-25 Richard Guenther <rguenther@suse.de>
21223 PR tree-optimization/34966
21224 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21225 default defs and PHI_NODEs we have to insert after the
21226 defining statement.
21228 2008-01-24 Nick Clifton <nickc@redhat.com>
21230 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21231 Provide a default definition.
21232 (LIBGCC2_UNITS_PER_WORD): Likewise.
21234 * config/stormy16/stormy16.c: Include df.h for the prototype
21235 for df_regs_ever_live_p.
21236 (xstormy16_expand_builtin_va_start): Convert the stack offset
21237 into a component_ref and then use POINTER_PLUS_EXPR to add it
21238 to the incoming_virtual_args_rtx.
21239 (xstormy16_gimplify_va_arg_expr): Rename to
21240 xstormy16_gimplify_va_arg_expr.
21241 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21242 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21243 xstormy16_gimplify_va_arg_expr.
21244 Fix up some formatting issues.
21246 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21247 Move to predicates.md.
21248 (xs_hi_general_operand): Likewise.
21249 (xs_hi_nonmemory_operand): Likewise.
21250 * config/stormy16/predicates.md:
21251 (xstormy16_carry_plus_operand): New predicate.
21252 (xs_hi_general_operand): New predicate.
21253 (xs_hi_nonmemory_operand): New predicate.
21254 * config/stormy16/stormy16-protos.h:
21255 (xstormy16_carry_plus_operand): Delete prototype.
21256 (xs_hi_general_operand): Likewise.
21257 (xs_hi_nonmemory_operand): Likewise.
21259 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21260 modifiers as they are no longer needed and they can trigger
21261 reload spill failures.
21263 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21264 with a match_operand in order to help reload.
21266 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21267 constraint with 'e' for the 8th alternative as this version of
21268 the mov.w instruction only accepts the lower 8 registers.
21270 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21273 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21274 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21277 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21279 PR middle-end/33333
21280 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21282 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21284 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21286 (remove_structure): Update allocations list before removing structure.
21288 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21290 * ipa-struct-reorg.c (is_safe_cond_expr,
21291 create_new_stmts_for_cond_expr): Use integer_zerop function,
21292 that recognize not only zero-pointer, but zero-integer too.
21294 2008-01-25 Ben Elliston <bje@au.ibm.com>
21297 * fixproto: Escape "." in sed expression that strips leading "./".
21299 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21302 * gcc.c (SWITCH_OK): Removed.
21303 (SWITCH_LIVE): Changed to bit.
21304 (SWITCH_FALSE): Likewise.
21305 (SWITCH_IGNORE): Likewise.
21306 (switchstr): Change live_cond to unsigned int.
21307 (process_command): Replace SWITCH_OK with 0.
21308 (do_self_spec): Likewise.
21309 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21310 (give_switch): Likewise.
21311 (used_arg): Likewise.
21312 (do_spec_1): Set the SWITCH_IGNORE bit.
21313 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21314 bits. Set the SWITCH_LIVE bit.
21316 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21318 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21320 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21322 PR tree-optimization/34472
21323 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21324 parameter to a "bool *" and set *DATA to false if there is
21325 an unsafe access. Do not delete the structure here.
21326 (check_cond_exprs): Delete it here instead.
21327 (check_cond_exprs, exclude_cold_structs): Do not increase
21328 I when removing a structure.
21330 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21333 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21334 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21336 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21338 PR middle-end/34934
21339 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21340 a fixed vector for stack.
21342 2008-01-24 Ben Elliston <bje@au.ibm.com>
21345 * doc/gcc.texi (Software development): Add a direntry for g++.
21347 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21349 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21350 stale and straggling -fforce-addr comments above.
21352 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21354 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21355 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21357 2008-01-23 Michael Matz <matz@suse.de>
21360 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21363 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21365 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21366 malloc result type.
21368 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21370 * config/avr/avr.c (avr_current_arch): New variable.
21371 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21372 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21373 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21374 (avr_override_options): Init 'avr_current_arch'.
21375 (base_arch_s): Move from here...
21376 * config/avr/avr.h (base_arch_s): ... here. Add new members
21377 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21378 'mega' to 'have_jmp_call'.
21379 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21380 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21382 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21384 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21385 MULTILIB_MATCHES): Ditto.
21387 2008-01-23 Richard Guenther <rguenther@suse.de>
21389 PR middle-end/31529
21390 * cgraphunit.c (cgraph_reset_node): Always mark the node
21391 not reachable if it is not queued already.
21393 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21395 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21396 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21397 (cputype_selected): New static variable.
21398 (bfin_handle_option): Set it if -mcpu is used.
21399 (override_option): Select default set of workarounds if no cpu type
21400 selected on the command line.
21401 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21403 From Michael Frysinger <michael.frysinger@analog.com>
21404 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21405 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21407 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21408 for bf547, bf523, bf524, and bf526.
21409 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21411 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21412 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21413 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21414 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21415 * doc/invoke.texi (Blackfin Options): Document that
21416 -mcpu now accept bf547, bf523, bf524, and bf526.
21418 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21420 PR rtl-optimization/34628
21421 * combine.c (try_combine): Stop and undo after the first combination
21422 if an autoincrement side-effect on the first insn has effectively
21425 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21428 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21429 Offset addresses are not valid for Altivec or paired float modes.
21431 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21434 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21435 if DECL_INITIAL (decl) is error_mark_node.
21438 * c-common.c (handle_vector_size_attribute): Only allow
21439 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21440 the same way as pointer, array etc. types.
21441 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21444 * tree.c (build_type_attribute_qual_variant): Call
21445 build_qualified_type if attributes are equal, but quals are not.
21447 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21450 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21451 * flags.h (warn_strict_aliasing): Remove.
21452 (warn_strict_overflow): Remove.
21453 * opts.c (warn_strict_aliasing): Remove.
21454 (warn_strict_overflow): Remove.
21455 * c-opts.c (c_common_handle_option): -Wall only sets
21456 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21457 (c_common_post_options): Give default values to -Wstrict-aliasing
21458 and -Wstrict-overflow if they are uninitialized.
21459 * common.opt (Wstrict-aliasing): Specify Var and Init.
21460 (Wstrict-overflow): Likewise.
21462 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21464 PR rtl-optimization/26854
21465 PR rtl-optimization/34400
21466 PR rtl-optimization/34884
21467 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21469 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21470 (df_rd_bb_info.expanded_lr_out): Deleted
21471 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21472 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21473 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21474 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21475 Removed code to allocate, initialize or free expanded_lr_out.
21476 (df_rd_bb_local_compute_process_def): Restructured to make more
21478 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21479 sets if the sets are being trimmed.
21481 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21484 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21485 (as_vers): Likewise.
21486 * configure: Regenerated.
21488 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21490 PR middle-end/33092
21491 * tree-pass.h (pass_build_alias): New pass.
21492 * tree-ssa-alias.c (gate_build_alias): New.
21493 (pass_build_alias): New.
21494 * passes.c (init_optimization_passes): Add pass_build_alias after
21495 pass_create_structure_vars.
21497 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21499 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21500 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21501 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21502 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21503 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21504 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21505 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21506 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21507 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21508 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21509 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21510 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21511 * config/s390/s390.md (FP_ALL): New mode iterator.
21512 (_d): New mode attribute.
21513 ("*signbit<mode>2>"): Changed mode of first operand.
21514 ("isinf<mode>2"): Changed mode of first operand.
21515 ("*TDC_insn"): Adaptation for DFP modes.
21517 2008-01-22 Ben Elliston <bje@au.ibm.com>
21519 * tree.c (check_qualified_type): Improve function description.
21521 2008-01-21 Jason Merrill <jason@redhat.com>
21524 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21525 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21528 2008-01-21 DJ Delorie <dj@redhat.com>
21530 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21533 2008-01-21 Richard Guenther <rguenther@suse.de>
21535 PR middle-end/34856
21536 * tree-cfg.c (verify_expr): Allow all invariant expressions
21537 instead of just constant class ones as reference argument.
21538 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21539 like any other constant.
21540 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21542 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21544 * regmove.c (fixup_match_1): Update call crossed frequencies.
21546 2008-01-21 Richard Guenther <rguenther@suse.de>
21549 * tree-inline.c (setup_one_parameter): Deal with mismatched
21550 types using a VIEW_CONVERT_EXPR.
21552 2008-01-21 Alon Dayan <alond@il.ibm.com>
21553 Olga Golovanevsky <olga@il.ibm.com>
21555 PR tree-optimization/34701
21556 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21557 when the structure size is not a power of 2.
21559 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21561 * doc/install.texi: Add doc for --enable-checking=df.
21563 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21565 PR rtl-optimization/34808
21566 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21568 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21570 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21573 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21575 PR rtl-optimization/26854
21576 PR rtl-optimization/34400
21577 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21579 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21580 (df_rd_bb_info.expanded_lr_out): New.
21581 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21582 * loop_iv.c (iv_analysis_loop_init): Ditto.
21583 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21584 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21585 Added code to allocate, initialize or free expanded_lr_out.
21586 (df_rd_bb_local_compute_process_def): Restructured to make
21587 more understandable.
21588 (df_rd_confluence_n): Add code to do nothing with fake edges and
21589 code to no apply invalidate_by_call sets if the sets are being trimmed.
21590 (df_lr_local_finalize): Renamed to df_lr_finalize.
21591 (df_live_local_finalize): Renamed to df_live_finalize.
21593 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21596 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21597 deciding whether to use reciprocal instructions.
21599 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21601 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21602 dwarf2out_note_section_used if cold_text_section is NULL.
21604 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21606 PR gcov-profile/34610
21607 * tree-cfg.c (make_edges): Mark both outgoing edges from
21608 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21609 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21610 from OMP_FOR and OMP_CONTINUE outgoing edges.
21612 * tree-profile.c (tree_profiling): Return early if
21613 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21615 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21616 from cfun to child_cfun.
21617 * function.h (struct function): Add after_tree_profile bit.
21619 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21621 * config/avr/avr.S (_exit): Disable interrupt.
21623 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21624 Steven Bosscher <stevenb.gcc@gmail.com>
21626 PR rtl-optimization/26854
21627 PR rtl-optimization/34400
21628 * df-problems.c (df_live_scratch): New scratch bitmap.
21629 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21630 (df_live_reset): Clear the proper bitmaps.
21631 (df_live_bb_local_compute): Only process the artificial defs once
21632 since the order is not important.
21633 (df_live_init): Init the df_live sets only with the variables
21634 found live by df_lr.
21635 (df_live_transfer_function): Use the df_lr sets to prune the
21636 df_live sets as they are being computed.
21637 (df_live_free): Free df_live_scratch.
21639 2008-01-18 Ian Lance Taylor <iant@google.com>
21641 * common.opt: Add fmerge-debug-strings.
21642 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21643 flag_merge_debug_strings rather than flag_merge_constants.
21644 * doc/invoke.texi (Option Summary): Mention
21645 -fmerge-debug-strings.
21646 (Debugging Options): Document -fmerge-debug-strings.
21648 2008-01-18 Ian Lance Taylor <iant@google.com>
21651 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21652 (struct tree_function_decl): Add new field operator_new_flag.
21653 * tree-inline.c (expand_call_inline): When inlining a call to
21654 operator new, force the return value to go into a variable, and
21655 set DECL_NO_TBAA_P on that variable.
21656 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21658 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21661 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21662 DWARF2_DEBUGGING_INFO.
21663 (dwarf2out_note_section_used): Ditto. Add prototype.
21664 (have_multiple_function_sections, text_section_used,
21665 cold_text_section_used, *cold_text_sections): Move declarations
21668 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21670 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21671 field and add signal_ra.
21672 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21673 assignments to frame state pc. Move end of stack check after
21674 MD_FALLBACK_FRAME_STATE_FOR.
21675 (uw_update_context_1): Use frame state signal_regs if set, instead
21676 of checking signal_frame flag.
21677 (uw_update_context): Use frame state signal_ra if set.
21678 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21679 * config/xtensa/linux-unwind.h: New file.
21681 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21683 * modulo-sched.c (get_sched_window): Fix comment typo.
21685 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21687 PR tree-optimization/34648
21688 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21690 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21692 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21693 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21695 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21697 PR rtl-optimization/34400
21698 * df-core.c (df_worklist_dataflow_overeager,
21699 df_worklist_dataflow_doublequeue): New functions.
21700 (df_worklist_dataflow): Two different worklist solvers.
21701 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21704 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21707 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21708 and ftree-parallelize-loops.
21710 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21712 PR rtl-optimization/34826
21713 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21715 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21717 * global.c (find_reg): Mark the eh regs as used if necessary.
21718 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21719 * ra.h (struct allocno): no_eh_reg field added. Changed
21720 no_stack_reg type to bitfield.
21722 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21724 * tree.c (substitute_in_expr): Add missing 'break'.
21726 2008-01-17 Richard Guenther <rguenther@suse.de>
21728 PR tree-optimization/34825
21729 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21730 x / x as division to handle.
21732 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21734 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21735 "-pthread" is specified.
21736 * pa-hpux11.h (LIB_SPEC): Likewise.
21738 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21739 Peter Bergner <bergner@vnet.ibm.com>
21741 PR rtl-optimization/33796
21742 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21744 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21746 PR libgfortran/34699
21747 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21749 * pa-hpux10.h (LINK_SPEC): Likewise.
21750 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21752 2008-01-16 Richard Guenther <rguenther@suse.de>
21754 PR middle-end/32628
21755 * fold-const.c (fold_convert_const_int_from_int): Do not
21756 set overflow if that occured only because of a sign extension
21757 change when converting from/to a sizetype with the same
21758 precision and signedness.
21760 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21763 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21764 location address to the correct place. Update copyright year.
21766 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21768 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21769 no dependences in the dependence_relations vector.
21771 2008-01-16 Jan Hubicka <jh@suse.cz>
21773 PR rtl-optimization/31396
21774 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21775 * cfg.c (dump_reg_info): Print it.
21776 * regs.h (struct reg_info_t): add freq_calls_crossed.
21777 (REG_FREQ_CALLS_CROSSED): New macro.
21778 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21779 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21780 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21781 regmove_optimize): Update call crossed frequencies.
21782 * local-alloc.c (struct qty): Add freq_calls_crossed.
21783 (alloc_qty): Copute freq_calls_crossed.
21784 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21785 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21786 * ra.h (struct allocno): Add freq_calls_crossed.
21788 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21790 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21791 libgomp when compiling with ftree-parallelize-loops.
21792 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21794 2008-01-16 Richard Guenther <rguenther@suse.de>
21796 PR tree-optimization/34769
21797 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21798 * tree.c (int_cst_value): Instead make this function more
21799 permissive in what it accepts as valid input. Document this
21800 function always sign-extends the value.
21802 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21803 Richard Guenther <rguenther@suse.de>
21806 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21807 (gimple_fold_indirect_ref_rhs): ... this.
21808 (gimple_fold_indirect_ref): New function with foldings
21809 that preserve lvalueness.
21810 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21811 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21812 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21813 to fold an INDIRECT_REF, fall back to the old use of
21814 fold_indirect_ref_1.
21816 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21818 * tree-data-ref.c (subscript_dependence_tester_1): Call
21819 free_conflict_function.
21820 (compute_self_dependence): Same.
21822 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21825 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21826 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21828 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21829 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21830 for DWARF2_UNWIND_INFO targets.
21832 2008-01-16 Richard Guenther <rguenther@suse.de>
21835 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21836 type qualifiers for function types.
21838 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21840 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21841 loop_iterator li from previous commit.
21843 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21845 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21847 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21849 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21850 (parallelize_loops): Don't parallelize irreducible components.
21852 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21855 * c-opts (c_common_post_options): Do not enable CPP
21856 flag_pedantic_errors by default.
21858 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21860 PR rtl-optimization/31944
21861 * cse.c (remove_pseudo_from_table): New function.
21862 (merge_equiv_classes): Use above function to remove pseudo-registers.
21863 (invalidate): Likewise.
21865 2008-01-13 Richard Guenther <rguenther@suse.de>
21867 PR middle-end/34601
21868 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21869 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21871 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21873 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21874 validate_change to unshare the source of the PC set.
21876 2008-01-12 Jan Hubicka <jh@suse.cz>
21878 PR middle-end/32135
21879 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21880 references above array bounds. This might trigger bounds checks for
21881 pointers to arrays.
21883 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21885 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21886 new_replaceable_dependencies.
21888 2008-01-12 Doug Kwan <dougkwan@google.com>
21890 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21891 instead of OPT_Wreturn_type in warning due to ignored return type
21893 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21894 options included in -Wextra.
21895 * c.opt: New option -Wignored_qualifiers.
21896 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21897 -Wignore_qualifiers.
21898 (-Wignored-qualifiers): Document.
21899 (-Wreturn-type): Remove description of functionality now handled
21900 by -Wignored-qualifiers.
21902 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21905 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21906 NOP_EXPR if it is between integral types with the same precision.
21908 2008-01-12 Jan Hubicka <jh@suse.cz>
21911 * invoke.texi (max-inline-recursive-depth): Fix default value.
21913 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21915 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21918 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21920 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21922 2008-01-11 James E. Wilson <wilson@specifix.com>
21925 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21927 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21929 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21930 save/restore frame pointer register and don't use 'call-prologues'
21931 optimization in function with "OS_task" attribute.
21933 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21935 PR middle-end/31309
21936 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21937 when copying to memory.
21939 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21941 PR rtl-optimization/30905
21942 * cfgcleanup.c: Include dce.h
21943 (crossjumps_occured): New global variable.
21944 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21945 If something changed, set crossjumps_occured to true.
21946 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21947 Don't add/remove fake edges to exit here...
21948 (cleanup_cfg): ...but do it here, when crossjumping.
21949 Run a fast DCE when successful crossjumps occured in the latest
21950 iteration of try_optimize_cfg.
21952 2008-01-11 Richard Guenther <rguenther@suse.de>
21954 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21955 (struct vn_unary_op_s): Likewise.
21956 (vn_reference_insert): Free old reference on hash collision.
21958 2008-01-10 Raksit Ashok <raksit@google.com>
21960 PR rtl-optimization/27971
21961 * combine.c (find_split_point): Split PLUS expressions which are
21962 inside a MEM rtx, and whose first operand is complex.
21964 2008-01-10 DJ Delorie <dj@redhat.com>
21966 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21967 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21968 (m32c_hard_regno_ok): Call the underlying function.
21970 2008-01-10 Richard Guenther <rguenther@suse.de>
21972 PR middle-end/34683
21973 * tree-cfg.c (tree_merge_blocks): Do not go through the
21974 full-blown folding and stmt updating path if we just deal
21975 with virtual operands.
21976 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21977 test for abnormal SSA_NAMEs.
21979 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21981 PR middle-end/34641
21982 * reload.c (push_reload): Add assertions. All constants from
21983 reg_equiv_constant should have been used for replacing the respective
21985 (find_reloads_address): Invoke find_reloads_address_part for
21986 constant taken from the reg_equiv_constant array.
21988 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21990 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21991 field (valnum) the first in the struct. Replace bools with
21994 2008-01-10 Richard Guenther <rguenther@suse.de>
21996 PR tree-optimization/34651
21997 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21998 types and ordering for masking and converting.
22000 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22002 PR tree-optimization/34017
22003 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22004 also for PHI_NODE expressions.
22006 2008-01-09 Jan Hubicka <jh@suse.cz>
22008 PR tree-optimization/34708
22009 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22010 based on number of case labels.
22011 (init_inline_once): Remove switch_cost.
22012 * tree-inline.h (eni_weights_d): Remove switch_cost.
22014 2008-01-09 Richard Guenther <rguenther@suse.de>
22015 Andrew Pinski <andrew_pinski@playstation.sony.com>
22017 PR middle-end/30132
22018 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22019 temporary if an rvalue is ok or an lvalue is not required.
22021 2008-01-09 Richard Guenther <rguenther@suse.de>
22023 PR middle-end/34458
22024 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22025 adjust return type.
22027 2008-01-09 Richard Guenther <rguenther@suse.de>
22029 PR middle-end/34679
22030 * tree.c (host_integerp): Check for sizetype only if the
22031 type is an integer type.
22033 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22036 * opts.c (decode_options): Disable inlining of functions called
22037 once if not in unit-at-a-time mode.
22039 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22041 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22043 2008-01-08 Richard Guenther <rguenther@suse.de>
22045 PR middle-end/31863
22046 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22047 out early if the result will be unused.
22049 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22054 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22055 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22058 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22060 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22061 for vectorization tuned.
22063 2008-01-08 Richard Guenther <rguenther@suse.de>
22065 PR tree-optimization/34683
22066 * tree-ssa-operands.c (operand_build_cmp): Export.
22067 * tree-ssa-operands.h (operand_build_cmp): Declare.
22068 * tree-vn.c (vuses_compare): Remove.
22069 (sort_vuses): Use operand_build_cmp.
22070 (sort_vuses_heap): Likewise.
22071 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22072 to re-use old VEC if available. Do not sort already sorted VUSEs.
22073 (vdefs_to_vec): Do not sort already sorted VDEFs.
22075 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22077 PR middle-end/34694
22078 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22080 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22083 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22084 limitations of reciprocal sequences on x86 targets.
22086 2008-01-08 Richard Guenther <rguenther@suse.de>
22088 PR tree-optimization/34683
22089 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22091 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22094 * config/darwin.c (darwin_mergeable_string_section): Don't use
22095 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22097 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22100 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22101 negxf2. Macroize expander using X87MODEF mode iterator. Change
22102 predicates of op0 and op1 to register_operand.
22103 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22104 expander using X87MODEF mode iterator. Change predicates of
22105 op0 and op1 to register_operand.
22106 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22107 corresponding patterns and macroize using MODEF macro. Change
22108 predicates of op0 and op1 to register_operand and remove
22109 "m" constraint. Disparage "r" alternative with "!".
22110 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22111 macroize using X87MODEF macro. Change predicates of op0 and op1
22112 to register_operand and remove "m" constraint. Disparage "r"
22113 alternative with "!".
22114 (absneg splitter with memory operands): Remove.
22115 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22116 patterns and macroize using X87MODEF mode iterator.
22117 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22118 Change predicate of op1 to register_operand.
22119 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22120 for memory operands.
22122 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22124 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22126 2008-01-07 Richard Guenther <rguenther@suse.de>
22128 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22131 2008-01-07 Richard Guenther <rguenther@suse.de>
22133 PR tree-optimization/34683
22134 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22135 VOPs of the needed size to save memory. Use VEC_quick_push
22136 to save compile-time.
22137 (vdefs_to_vec): Likewise.
22139 2008-01-07 Sa Liu <saliu@de.ibm.com>
22141 * config/spu/spu.md (divdf3): Genetate inline code for double
22142 division. The implementation doesn't handle INF or NAN, therefore it
22143 only applies when -ffinite-math-only is given.
22145 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22148 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22149 * doc/cpp.texi ([Common Predefined Macros]): Document.
22151 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22153 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22154 order to use commutative addition instead of subtraction.
22156 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22157 Mircea Namolaru <namolaru@il.ibm.com>
22158 Vladimir Yanovsky <yanov@il.ibm.com>
22159 Revital Eres <eres@il.ibm.com>
22161 PR tree-optimization/34263
22162 * tree-outof-ssa.c (process_single_block_loop_latch,
22163 contains_tree_r): New functions.
22164 (analyze_edges_for_bb): Call process_single_block_loop_latch
22165 function to empty single-basic-block latch block if possible.
22167 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22169 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22171 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22173 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22175 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22177 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22179 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22181 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22183 PR tree-optimization/34618
22184 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22187 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22190 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22191 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22192 Update copyright year.
22194 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22195 Update copyright year.
22196 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22199 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22201 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22202 edge does not point to current bb before changing need_assert.
22204 2008-01-04 Richard Guenther <rguenther@suse.de>
22206 PR middle-end/34029
22207 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22208 for verifying purposes if they are is_gimple_min_invariant.
22210 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22212 PR tree-optimization/34448
22213 PR tree-optimization/34465
22214 * gimplify.c (gimplify_init_constructor): Add new parameter
22215 notify_temp_creation. Use it.
22216 (gimplify_modify_expr_rhs): Take volatiles into account when
22217 optimizing constructors.
22218 Do not optimize constructors if gimplify_init_constructor will dump to
22220 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22221 * gcc.c-torture/compile/pr34448.c: New.
22223 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22225 PR gcov-profile/34609
22226 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22227 return_slot if result is TREE_ADDRESSABLE.
22229 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22231 * config/mips/mips.md (sqrt_condition): Tweak comment.
22232 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22234 2008-01-03 Tom Tromey <tromey@redhat.com>
22237 * c-common.c (c_type_hash): Handle VLAs.
22239 2008-01-03 Jan Hubicka <jh@suse.cz>
22241 PR tree-optimization/31081
22242 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22243 0 when inlining and not inlining to first basic block.
22244 (remap_decl): When var is initialized to 0, don't set default_def.
22245 (expand_call_inline): Set entry_bb.
22246 * tree-inline.h (copy_body_data): Add entry_bb.
22248 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22251 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22254 PR tree-optimization/29484
22255 * tree-inline.c (inline_forbidden_p_2): New function.
22256 (inline_forbidden_p): Disallow inlining if some static var
22257 has an address of a local LABEL_DECL in its initializer.
22258 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22261 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22263 PR tree-optimization/34635
22264 * tree-data-ref.c (add_other_self_distances): Make sure that the
22265 evolution step is constant.
22267 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22269 PR middle-end/34608
22270 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22272 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22274 * tree-sra.c (scalarize_init): Insert the generate_element_init
22275 statements after the generate_element_zero statements.
22277 2008-01-02 Richard Guenther <rguenther@suse.de>
22279 PR middle-end/34093
22280 PR middle-end/31976
22281 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22282 for very large number of operands instead of ICEing.
22284 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22287 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22288 while stack probing.
22290 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22292 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22295 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22297 PR libmudflap/26442
22298 * tree-mudflap.c (mx_register_decls): Guard warning by
22299 !DECL_ARTIFICIAL check.
22301 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22303 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22304 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22305 sse5_perm<mode>): Fix constraints.