1 2008-09-04 Jan Hubicka <jh@suse.cz>
4 * tree-switch-conversion.c (check_final_bb): Accept only IP
7 2008-09-04 Jan Hubicka <jh@suse.cz>
9 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
11 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
12 using_ranges argument.
13 (vrp_evaluate_conditional): Avoid bogus warning for type range.
14 (vrp_visit_cond_stmt): Update call of
15 vrp_evaluate_conditional_warnv_with_ops
17 2008-09-04 Jan Hubicka <jh@suse.cz>
19 PR tree-optimization/37345
20 PR tree-optimization/37358
21 PR tree-optimization/37357
22 * tree.c (build_function_type_skip_args): Build distinct type copy;
24 (build_function_decl_skip_args): Set type of new decl not orig decl;
25 clear DECL_VINDEX for methods turned into functions.
27 2008-09-04 Nick Clifton <nickc@redhat.com>
29 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
31 * configure: Regenerate.
32 * config.in: Regenerate.
33 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
34 alignment field, if it is supported.
36 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
38 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
41 2008-09-03 David Edelsohn <edelsohn@gnu.org>
43 * config/rs6000/rs6000.c (processor_target_table): Do not
44 enable VMX for POWER6.
46 2008-09-03 Anton Blanchard <anton@samba.org>
48 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
49 emit memory barrier before operation.
51 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
54 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
55 default_elf_asm_output_external.
57 2008-09-03 Jeff Law <law@redhat.com>
59 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
61 2008-09-03 Richard Henderson <rth@redhat.com>
63 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
64 memory barrier to below the test-and-set.
65 (alpha_split_lock_test_and_set_12): Likewise.
67 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
71 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
74 * ira-color.c (print_loop_title): Use all_allocnos.
75 (color_pass): Ditto. Don't add border_allocnos. Check that
76 subloop allocno in the correspdoning bitmap all_allocnos.
78 * ira-emit.c (change_loop): Use all_allocnos.
80 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
82 (ira_create_allocno): Set up all_allocnos bit for the created
84 (create_cap_allocno): Remove setting mentioned_allocnos.
85 (create_insn_allocnos): Ditto.
86 (remove_unnecessary_allocnos): Use all_allocnos.
87 (check_allocno_creation): Check that allocnos are in the
88 corresponding bitmap all_allocnos.
90 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
94 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
95 (process_regs_for_copy): Process subregs. Refine check when cost
96 is taken into account in ira-costs.c.
97 (process_reg_shuffles): Use REG_SUBREG_P.
98 (add_insn_allocno_copies): Ditto. Ignore modes.
100 * ira-color.c (conflict_allocno_vec): New.
101 (COST_HOP_DIVISOR): New macro.
102 (update_copy_costs_1): Use it.
103 (update_conflict_hard_regno_costs): New function.
104 (assign_hard_reg): Use it.
105 (ira_color): Allocate and free conflict_allocno_vec.
107 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
111 * ira-int.h (ira_sort_insn_chain): Remove.
113 * ira.c (basic_block_order_nums, chain_insn_order,
114 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
115 (ira): Don't call ira_sort_insn_chain.
117 * reload1.c (reload): Don't call ira_sort_insn_chain.
119 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
122 * cgraphunit.c (update_call_expr): Remove eh regions from statements
123 which become non throw.
124 (cgraph_function_versioning): Also clear DECL_WEAK. Call
125 update_call_expr after updating the flags on the decl.
127 2008-09-03 Jan Hubicka <jh@suse.cz>
129 PR tree-optimization/37315
130 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
131 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
132 (cgraph_analyze_functions): Use node->analyzed
133 (cgraph_mark_functions_to_output): Likewise.
134 (cgraph_expand_function): All functions can be released after
136 (cgraph_optimize): Use gimple_has_body_p.
137 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
138 (cgraph_decide_inlining_incrementally): Likewise.
139 (inline_transform): Inline transform.
140 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
142 (inlinable_function_p): Drop gimple_body check.
143 (expand_call_inline): Use gimple_has_body_p.
144 * gimple.c (gimple_has_body_p): New.
145 * gimple.h (gimple_has_body_p): Add prototype.
146 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
147 (dump_function_to_file): Use gimple_has_body_p check.
149 2008-09-03 Jakub Jelinek <jakub@redhat.com>
152 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
154 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
156 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
158 From Michael Frysinger <michael.frysinger@analog.com>
159 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
160 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
163 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
166 * doc/extend.texi: Document picoChip builtin functions.
167 * doc/invoke.texi: Document picoChip options.
168 * doc/contrib.texi: Add picoChip contribution.
169 * doc/md.texi: Document picoChip constraints.
170 * config.gcc: Add picochip-*-*.
171 * config/picochip/: Add new port.
173 2008-09-03 Richard Guenther <rguenther@suse.de>
175 PR tree-optimization/37328
176 * tree-sra.c (sra_build_assignment): Gimplify properly.
177 (generate_copy_inout): Take the correct stmt as definition,
180 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
182 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
185 From Michael Frysinger <michael.frysinger@analog.com>
186 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
188 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
190 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
192 (__gthread_setspecific): Revert 2008-08-31 change to
193 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
196 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
198 * diagnostic.c (error_at): New.
199 * toplev.h (error_at): New prototype.
200 * c-typeck.c (build_array_ref): Call error_at instead of error.
201 Pass location to pedwarn.
203 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
205 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
207 2008-09-02 Jakub Jelinek <jakub@redhat.com>
209 * dwarf2out.c (tree_add_const_value_attribute): Only handle
210 VAR_DECL and CONST_DECL.
212 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
213 Jakub Jelinek <jakub@redhat.com>
215 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
216 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
217 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
218 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
219 Don't set ix86_save_varrargs_registers.
220 (ix86_setup_incoming_varargs): Assume cum != NULL.
221 (ix86_va_start): Check ix86_varargs_gpr_size and
222 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
223 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
224 from frame pointer if ix86_varargs_gpr_size == 0.
225 (ix86_compute_frame_layout): Updated.
226 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
227 (ix86_varargs_gpr_size): Define.
228 (ix86_varargs_fpr_size): Likewise.
229 (machine_function): Remove save_varrargs_registers.
230 Add varargs_gpr_size and varargs_fpr_size.
232 2008-09-02 Jakub Jelinek <jakub@redhat.com>
234 * config/alpha/alpha.c (va_list_skip_additions,
235 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
236 (alpha_gimplify_va_arg): Call unshare_expr on second use of
239 PR tree-optimization/36766
240 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
241 for already removed basic blocks.
244 * real.c (real_maxval): Clear a lower bit to make real_maxval
245 match get_max_float for IBM long double format.
247 2008-09-02 Andreas Schwab <schwab@suse.de>
249 * configure.ac: Use m4_quote to quote the expansion of m4_do.
250 * configure: Regenerate.
252 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
254 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
255 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
256 checking for a non-VOID CONSTANT_P.
258 2008-09-02 Jan Hubicka <jh@suse.cz>
260 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
261 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
263 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
265 * expr.c (emit_group_store): Don't assert stack temp mode size.
267 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
268 Tobias Grosser <grosser@fim.uni-passau.de>
269 Jan Sjodin <jan.sjodin@amd.com>
270 Harsha Jagasia <harsha.jagasia@amd.com>
271 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
272 Konrad Trifunovic <konrad.trifunovic@inria.fr>
273 Adrien Eliche <aeliche@isty.uvsq.fr>
275 Merge from graphite branch.
278 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
279 * doc/invoke.texi (-floop-block, -floop-interchange,
280 -floop-strip-mine): Document new flags.
281 * tree-into-ssa.c (gimple_vec): Moved...
282 * tree-loop-distribution.c (rdg_component): Moved...
283 * cfgloopmanip.c: Include tree-flow.h.
284 (update_dominators_in_loop): New.
285 (create_empty_if_region_on_edge): New.
286 (create_empty_loop_on_edge): New.
287 (loopify): Use update_dominators_in_loop.
288 * tree-pass.h (pass_graphite_transforms): Declared.
289 * configure: Regenerate.
290 * tree-phinodes.c (make_phi_node): Export.
291 (add_phi_node_to_bb): New, split from create_phi_node.
292 * tree-chrec.c (for_each_scev_op): New.
293 * tree-chrec.h (for_each_scev_op): Declared.
294 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
295 (remove_statement): Call get_phi_with_result.
296 * config.in (HAVE_cloog): Undef.
297 * gdbinit.in (pgg): New.
298 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
299 * tree-ssa-loop.c (graphite_transforms): New.
300 (gate_graphite_transforms): New.
301 (pass_graphite_transforms): New.
302 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
303 HAVE_cloog): Defined.
304 * tree-vectorizer.c (rename_variables_in_bb): Export.
305 * tree-data-ref.c (dr_may_alias_p): Export.
306 (stmt_simple_memref_p): New.
307 (find_data_references_in_stmt): Export.
308 (find_data_references_in_loop): Export.
309 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
310 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
311 (create_rdg_vertices): Export.
312 (build_empty_rdg): New.
313 (build_rdg): Call build_empty_rdg. Free dependence_relations.
314 * tree-data-ref.h (rdg_component): ... here.
316 (struct data_reference): Add a field scop.
318 (find_data_references_in_loop): Declared.
319 (find_data_references_in_stmt): Declared.
320 (create_rdg_vertices): Declared.
321 (dr_may_alias_p): Declared.
322 (stmt_simple_memref_p): Declared.
323 (struct rdg_edge): Add a field ddr_p relation.
324 (build_empty_rdg): Declared.
325 * lambda.h (lambda_matrix): Declare a VEC of.
326 (find_induction_var_from_exit_cond): Declared.
327 (lambda_vector_compare): New.
328 * common.opt (fgraphite, floop-strip-mine,
329 floop-interchange, floop-block): New flags.
330 * lambda-code.c (find_induction_var_from_exit_cond): Export.
331 * cfgloop.c (is_loop_exit): New.
332 * cfgloop.h (is_loop_exit): Declared.
333 (create_empty_if_region_on_edge): Declared.
334 (create_empty_loop_on_edge): Declared.
335 * tree-flow.h (add_phi_node_to_bb): Declared.
336 (make_phi_node): Declared.
337 (rename_variables_in_bb): Declared.
338 (perfect_loop_nest_depth): Declared.
339 (graphite_transform_loops): Declared.
340 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
341 (graphite.o-warn): Add -Wno-error.
342 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
343 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
344 (INCLUDES): Add PPLINC, CLOOGINC.
345 (OBJS-common): Add graphite.o.
346 (graphite.o): Add rule.
347 * gimple.h (gimple_vec): ... here.
348 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
349 * passes.c (init_optimization_passes): Schedule
350 pass_graphite_transforms.
352 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
355 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
356 and -fno-toplevel-reorder after handle_options.
358 2008-09-02 Paul Brook <paul@codesourcery.com>
360 * config/arm/arm.c (arm_tune_cortex_a9): Define.
361 (arm_override_options): Set arm_tune_cortex_a9.
362 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
363 (arm_issue_rate): Handle cortexa9.
364 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
365 * config/arm/arm-cores.def: Add cortex-a9.
366 * config/arm/arm-tune.md: Regenerate.
367 * config/arm/arm.md: Include cortex-a9.md.
368 (generic_sched, generic_vfp): Add cortexa9.
369 * config/arm/cortex-a9.md: New file.
371 2008-09-02 Richard Guenther <rguenther@suse.de>
373 PR tree-optimization/37327
374 * tree-vrp.c (register_new_assert_for): Make sure to not have
375 TREE_OVERFLOW set on the bound.
377 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
379 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
381 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
382 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
385 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
387 * gcc/config/spu/spu.md (divdf3): Removed.
389 2008-09-02 Jakub Jelinek <jakub@redhat.com>
391 PR tree-optimization/37095
392 * cgraph.c (cgraph_node): When creating new cgraph node after
393 assembler_name_hash has been populated, record it in the hash
396 2008-09-01 Paul Brook <paul@codesourcery.com>
398 * doc/invoke.texi: Document -mword-relocations.
399 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
400 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
401 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
402 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
403 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
404 (arm_emit_movpair): New function.
405 (arm_print_operand <c>): Handle sybolic addresses.
406 * config/arm/arm.h (TARGET_USE_MOVT): Define.
407 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
408 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
409 * config/arm/arm.opt: Add -mword-relocations.
410 * config/arm/arm.md (movsi): Use arm_emit_movpair.
411 (arm_movt, arm_movw): New.
413 2008-09-01 Paul Brook <paul@codesourcery.com>
415 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
416 Allow Interworking on ARMv4 EABI based targets.
417 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
418 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
420 2008-09-01 Paul Brook <paul@codesourcery.com>
422 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
423 optimized LT0 test. Remove optimization for GT.
425 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
427 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
429 * pa-hpux11.h (LIB_SPEC): Likewise.
431 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
434 2008-09-01 Jan Hubicka <jh@suse.cz>
436 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
437 present, use only counts; when guessed use only frequencies.
438 (estimate_bb_frequencies): Use function_frequency.
439 * profile.c (compute_branch_probabilities): Exit early when
440 profile reading failed. Set profile_status.
441 (branch_prob): Do not set profile_status.
443 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
445 * tree.c (protected_set_expr_location): New.
446 * tree.h (protected_set_expr_location): New prototype.
447 * c-tree.h (build_array_ref): Add argument.
448 (parser_build_unary_op): Same.
449 * c-typeck.c (build_indirect_ref): Handle new location argument.
450 (build_array_ref): Same.
451 (parser_build_unary_op): Same.
452 * gimplify.c (gimplify_asm_expr): Set input_location before calling
454 * c-omp.c (c_finish_omp_atomic): Pass location when calling
456 * c-common.c (finish_label_address_expr): Handle new location
458 * c-common.h (build_indirect_ref): Add argument.
459 (finish_label_address_expr): Same.
460 * c-parser.c (c_parser_unary_expression): Pass location to build
462 (c_parser_postfix_expression): Same.
464 2008-09-01 Paul Brook <paul@codesourcery.com>
466 * config/arm/arm.md: Include cortex-r4f.md.
467 (attr fpu): Update type list.
468 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
469 fconstd, fcmps and fcmpd.
470 (attr tune_cortexr4): Define.
471 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
472 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
473 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
474 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
475 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
477 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
478 cortex_a8_vfp_farith: Ditto.
479 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
480 * config/arm/cortex-r4.md: Use tune_cortexr4.
481 * config/arm/cortex-r4f.md: New file.
483 2008-09-01 Richard Guenther <rguenther@suse.de>
485 PR tree-optimization/37305
486 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
487 the result of constant conversions.
488 (fold_gimple_assign): Likewise.
490 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
492 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
493 #ifdef ENABLE_CHECKING.
495 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
497 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
498 * sched-int.h (print_insn, print_pattern, print_value): Declare also
499 when !INSN_SCHEDULING.
501 2008-09-01 Andreas Schwab <schwab@suse.de>
503 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
505 2008-09-01 Paul Brook <paul@codesourcery.com>
507 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
509 2008-09-01 Jan Hubicka <jh@suse.cz>
511 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
513 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
514 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
515 * gimplify.c (gimplify_init_constructor): Add speed operand.
516 * tree-sra.c (decide_block_copy): Likewise.
517 * tree-inline.c (estimate_move_cost): Likewise.
518 * config/alpha/alpha.h (MOVE_RATIO): Update.
519 * config/frv/frv.c (MOVE_RATIO): Update.
520 * config/spu/spu.h (MOVE_RATIO): Update.
521 * config/sparc/sparc.h (MOVE_RATIO): Update.
522 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
523 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
524 * config/cris/cris.h (MOVE_RATIO): Update.
525 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
526 * config/arm/arm.h (MOVE_RATIO): Update.
527 * config/pa/pa.md: Update uses of MOVE_RATIO
528 * config/pa/pa.h (MOVE_RATIO): Update.
529 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
530 * config/h8300/h8300.h (MOVE_RATIO): Update.
531 * config/v850/v850.h (MOVE_RATIO): Update.
532 * config/bfin/bfin.h (MOVE_RATIO): Update.
534 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
535 Dmitry Melnik <dm@ispras.ru>
536 Dmitry Zhurikhin <zhur@ispras.ru>
537 Alexander Monakov <amonakov@ispras.ru>
538 Maxim Kuvyrkov <maxim@codesourcery.com>
540 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
541 sel-sched-dump.c, sel-sched-ir.c: New files.
542 * Makefile.in (OBJS-common): Add selective scheduling object
544 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
545 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
546 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
547 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
548 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
549 (make_forwarder_block): Update loop latch if we have redirected
551 * cfgloop.c (get_loop_body_in_custom_order): New function.
552 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
553 (CP_FALLTHRU_PREHEADERS): Likewise.
554 (get_loop_body_in_custom_order): Declare.
555 * cfgloopmanip.c (has_preds_from_loop): New.
556 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
557 Assert that the preheader edge will be fall thru when it is set.
558 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
559 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
560 fsel-sched-substitution, fselective-scheduling): New flags.
561 * cse.c (hash_rtx_cb): New.
563 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
564 sel_sched_insn_cnt): New counters.
565 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
566 * genattr.c (main): Output maximal_insn_latency prototype.
567 * genautomata.c (output_default_latencies): New. Factor its code from ...
568 (output_internal_insn_latency_func): ... here.
569 (output_internal_maximal_insn_latency_func): New.
570 (output_maximal_insn_latency_func): New.
571 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
572 (struct hard_reg_set_iterator): New.
573 (hard_reg_set_iter_init, hard_reg_set_iter_set,
574 hard_reg_set_iter_next): New functions.
575 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
576 * lists.c (remove_free_INSN_LIST_node,
577 remove_free_EXPR_LIST_node): New functions.
578 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
579 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
580 (loop_optimizer_finalize): Do not verify flow info after reload.
581 * recog.c (validate_replace_rtx_1): New parameter simplify.
582 Default it to true. Update all uses. Factor out simplifying
584 (simplify_while_replacing): ... this new function.
585 (validate_replace_rtx_part,
586 validate_replace_rtx_part_nosimplify): New.
587 * recog.h (validate_replace_rtx_part,
588 validate_replace_rtx_part_nosimplify): Declare.
589 * rtl.c (rtx_equal_p_cb): New.
590 (rtx_equal_p): Use it.
591 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
592 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
593 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
594 * vecprim.h: Add a vector type for unsigned int.
595 * haifa-sched.c: Include vecprim.h and cfgloop.h.
596 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
597 ready_try, cycle_issued_insns, spec_info): Make global.
598 (readyp): Initialize.
599 (dfa_lookahead): New global variable.
600 (old_max_uid, old_last_basic_block): Remove.
601 (h_i_d): Make it a vector.
602 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
604 (after_recovery, adding_bb_to_current_region_p):
605 New variables to handle correct insertion of the recovery code.
606 (struct ready_list): Move declaration to sched-int.h.
607 (rgn_n_insns): Removed.
608 (rtx_vec_t): Move to sched-int.h.
609 (find_insn_reg_weight): Remove.
610 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
611 (haifa_init_h_i_d, haifa_finish_h_i_d):
612 New functions to initialize / finalize haifa instruction data.
613 (extend_h_i_d, init_h_i_d): Rewrite.
614 (unlink_other_notes): Move logic to add_to_note_list. Handle
616 (ready_lastpos, ready_element, ready_sort, reemit_notes,
617 find_fallthru_edge): Make global, remove static prototypes.
618 (max_issue): Make global. Add privileged_n and state parameters. Use
620 (extend_global, extend_all): Removed.
621 (init_before_recovery): Add new param. Fix the handling of the case
622 when we insert a recovery code before the EXIT which has a predecessor
623 with a fallthrough edge to it.
624 (create_recovery_block): Make global. Rename to
625 sched_create_recovery_block. Update.
626 (change_pattern): Rename to sched_change_pattern. Make global.
627 (speculate_insn): Rename to sched_speculate_insn. Make global.
628 Split haifa-specific functionality into ...
629 (haifa_change_pattern): New static function.
630 (sched_extend_bb): New static function.
631 (sched_init_bbs): New function.
632 (current_sched_info): Change type to struct haifa_sched_info.
633 (insn_cost): Adjust for selective scheduling.
634 (dep_cost_1): New function. Move logic from ...
635 (dep_cost): ... here.
636 (dep_cost): Use dep_cost_1.
637 (contributes_to_priority_p): Use sched_deps_info instead of
639 (priority): Adjust to work with selective scheduling. Process the
640 corner case when all dependencies don't contribute to priority.
641 (rank_for_schedule): Use ds_weak instead of dep_weak.
642 (advance_state): New function. Move logic from ...
643 (advance_one_cycle): ... here.
644 (add_to_note_list, concat_note_lists): New functions.
645 (rm_other_notes): Make static. Adjust for selective scheduling.
646 (remove_notes, restore_other_notes): New functions.
647 (move_insn): Add two arguments. Update assert. Don't call
649 (choose_ready): Remove lookahead variable, use dfa_lookahead.
650 Remove more_issue, max_points. Move the code to initialize
651 max_lookahead_tries to max_issue.
652 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
653 ready. Adjust use of move_insn. Call restore_other_notes.
655 (sched_init, sched_finish): Move Haifa-specific initialization/
657 (haifa_sched_init, haifa_sched_finish): ... respectively.
659 (setup_sched_dump): New function.
660 (haifa_init_only_bb): New static function.
661 (haifa_speculate_insn): New static function.
662 (try_ready): Use haifa_* instead of speculate_insn and
664 (extend_ready, extend_all): Remove.
665 (sched_extend_ready_list, sched_finish_ready_list): New functions.
666 (create_check_block_twin, add_to_speculative_block): Use
667 haifa_insns_init instead of extend_global. Update to use new
668 initialization functions. Change parameter. Factor out code from
669 create_check_block_twin to ...
670 (sched_create_recovery_edges) ... this new function.
672 (sched_scan_info): New.
673 (extend_bb): Use sched_scan_info.
674 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
675 static functions for walking through scheduling region.
676 (sched_luids): New vector variable to replace uid_to_luid.
677 (luids_extend_insn): New function.
678 (sched_max_luid): New variable.
679 (luids_init_insn): New function.
680 (sched_init_luids, sched_finish_luids): New functions.
681 (insn_luid): New debug function.
682 (sched_extend_target): New function.
683 (haifa_init_insn): New static function.
684 (sched_init_only_bb): New hook.
685 (sched_split_block): New hook.
686 (sched_split_block_1): New function.
687 (sched_create_empty_bb): New hook.
688 (sched_create_empty_bb_1): New function.
689 (common_sched_info, ready): New global variables.
690 (current_sched_info_var): Remove.
691 (move_block_after_check): Use common_sched_info.
692 (haifa_luid_for_non_insn): New static function.
693 (init_before_recovery): Use haifa_init_only_bb instead of
695 (increase_insn_priority): New.
696 * modulo-sched.c: (issue_rate): Remove static declaration.
697 (sms_sched_info): Change type to haifa_sched_info.
698 (sms_sched_deps_info, sms_common_sched_info): New variables.
699 (setup_sched_infos): New.
700 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
701 Do not call regstat_free_calls_crossed.
702 (sms_print_insn): Use const_rtx.
703 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
704 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
705 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
706 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
707 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
708 current_sched_info to use it.
709 (enum reg_pending_barrier_mode): Move to sched-int.h.
710 (h_d_i_d): New variable. Initialize to NULL.
711 ({true, output, anti, spec, forward}_dependency_cache): Initialize
713 (estimate_dep_weak): Remove static declaration.
714 (sched_has_condition_p): New function. Adjust users of
715 sched_get_condition to use it instead.
716 (conditions_mutex_p): Add arguments indicating which conditions are
718 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
719 argument to indicate whether returned condition is reversed. Do not
720 generate new rtx when condition should be reversed; indicate it by
721 setting new argument instead.
722 (add_dependence_list_and_free): Add deps parameter.
723 Update all users. Do not free dependence list when
724 deps context is readonly.
725 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
727 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
728 (remove_from_deps): New. Use the above functions.
729 (cur_insn, can_start_lhs_rhs_p): New static variables.
730 (add_or_update_back_dep_1): Initialize present_dep_type.
731 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
732 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
733 haifa_note_dep): New functions implementing dependence hooks for
735 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
736 note_dep): New functions.
737 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
739 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
740 (free_deps): Initialize deps->reg_last.
741 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
742 sched_analyze_insn): Update to use dependency hooks infrastructure
743 and readonly contexts.
744 (deps_analyze_insn): New function. Move part of logic from ...
745 (sched_analyze): ... here. Also move some logic to ...
746 (deps_start_bb): ... here. New function.
747 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
749 (sched_deps_init): New function. Move code from ...
750 (init_dependency_caches): ... here. Remove.
751 (init_deps_data_vector): New.
752 (sched_deps_finish): New function. Move code from ...
753 (free_dependency_caches): ... here. Remove.
754 (init_deps_global, finish_deps_global): Adjust for use with
755 selective scheduling.
756 (get_dep_weak): Move logic to ...
757 (get_dep_weak_1): New function.
758 (ds_merge): Move logic to ...
759 (ds_merge_1): New static function.
760 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
761 (ds_get_max_dep_weak): New function.
762 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
763 (n_insns): Rename to rgn_n_insns.
764 (debug_ebb_dependencies): New function.
765 (init_ready_list): Use it.
766 (begin_schedule_ready): Use sched_init_only_bb.
767 (ebb_print_insn): Indicate when an insn starts a new cycle.
768 (contributes_to_priority, compute_jump_reg_dependencies,
769 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
770 (add_block1): Remove to ebb_add_block.
771 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
772 (schedule_ebb): Initialize them. Use remove_notes instead of
773 rm_other_notes. Use haifa_local_init/finish.
774 (schedule_ebbs): Use haifa_sched_init/finish.
775 * sched-int.h: Include vecprim.h, remove rtl.h.
776 (struct ready_list): Delete declaration.
777 (sched_verbose_param, enum sched_pass_id_t,
778 bb_vec_t, insn_vec_t, rtx_vec_t): New.
779 (struct sched_scan_info_def): New structure.
780 (sched_scan_info, sched_scan, sched_init_bbs,
781 sched_init_luids, sched_finish_luids, sched_extend_target,
782 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
783 (struct common_sched_info_def): New.
784 (common_sched_info, haifa_common_sched_info,
785 sched_emulate_haifa_p): Declare.
787 (sched_luids): Declare.
788 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
789 (sched_max_luid, insn_luid): Declare.
790 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
791 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
792 print_insn, print_pattern, print_value, haifa_classify_insn,
793 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
794 setup_sched_dump, sched_init, sched_finish,
795 sel_insn_is_speculation_check): Export.
796 (struct ready_list): Move from haifa-sched.c.
797 (ready_try, ready, max_issue): Export.
798 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
799 sched_init_only_bb, sched_split_block, sched_split_block_1,
800 sched_create_empty_bb, sched_create_empty_bb_1,
801 sched_create_recovery_block, sched_create_recovery_edges): Export.
802 (enum reg_pending_barrier_mode): Export.
803 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
805 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
806 print_insn field. Move add_block and fix_recovery_cfg to
807 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
808 (struct sched_deps_info_def): ... this new structure.
809 (sched_deps_info): Declare.
810 (struct spec_info_def): Remove weakness_cutoff, add
811 data_weakness_cutoff and control_weakness_cutoff.
812 (spec_info): Declare.
813 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
815 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
816 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
817 (current_sched_info): Change type to struct haifa_sched_info.
818 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
819 (h_d_i_d): New variable.
820 (HDID): New accessor macro.
821 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
822 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
824 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
825 (enum SCHED_FLAGS): Update for selective scheduler.
826 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
827 (init_dependency_caches, free_dependency_caches): Delete declarations.
828 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
829 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
830 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
831 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
832 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
834 (rm_other_notes): Delete declaration.
835 (schedule_block): Remove one argument.
836 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
837 ready_element, ready_lastpos, sched_extend_ready_list,
838 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
839 concat_note_lists): Export.
840 (struct region): Move from sched-rgn.h.
841 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
842 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
843 BLOCK_TO_BB, CONTAINING_RGN): Export.
844 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
845 (current_nr_blocks, current_blocks, target_bb): Likewise.
846 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
847 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
848 sched_rgn_local_init, extend_regions,
849 rgn_make_new_region_out_of_new_block, compute_priorities,
850 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
851 extend_rgns, deps_join rgn_setup_common_sched_info,
852 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
853 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
854 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
855 increase_insn_priority): Likewise.
856 * sched-rgn.c: Include sel-sched.h.
857 (ref_counts): New static variable. Use it ...
858 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
859 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
860 (sched_is_disabled_for_current_region_p): Delete static declaration.
861 (struct region): Move to sched-int.h.
862 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
863 ebb_head): Define and initialize.
864 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
865 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
866 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
868 (find_single_block_region): Add new argument to indicate that EBB
869 regions should be constructed.
870 (debug_live): Delete declaration.
871 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
872 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
874 (init_regions): Delete declaration.
875 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
876 rgn_estimate_number_of_insns): New.
877 (too_large): Use estimate_number_of_insns.
878 (haifa_find_rgns): New. Move the code from ...
879 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
880 (free_trg_info): New.
881 (compute_trg_info): Allocate candidate tables here instead of ...
882 (init_ready_list): ... here.
883 (rgn_print_insn): Use const_rtx.
884 (contributes_to_priority, extend_regions): Delete static declaration.
885 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
886 (add_block1): Rename to rgn_add_block.
887 (debug_rgn_dependencies): Delete static qualifier.
888 (new_ready): Use sched_deps_info. Simplify.
889 (rgn_common_sched_info, rgn_const_sched_deps_info,
890 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
891 (region_sched_info): Rename to rgn_const_sched_info.
892 (deps_join): New, extracted from ...
893 (propagate_deps): ... here.
894 (compute_block_dependences, debug_dependencies): Update for selective
896 (free_rgn_deps, compute_priorities): New functions.
897 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
898 sched_rgn_compute_dependencies): New functions.
899 (schedule_region): Use them.
900 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
901 rgn_setup_common_sched_info, rgn_setup_sched_infos):
903 (schedule_insns): Call new functions that were split out.
904 (rgn_make_new_region_out_of_new_block): New.
905 (get_rgn_sched_max_insns_priority): New.
906 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
907 scheduling when appropriate.
908 * sched-vis.c: Include insn-attr.h.
909 (print_value, print_pattern): Make global.
910 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
911 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
912 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
913 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
914 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
915 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
916 hooks. Initialize them to 0.
917 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
918 * target.h (struct gcc_target): Add them. Rename gen_check field to
920 * flags.h (sel_sched_switch_set): Declare.
921 * opts.c (sel_sched_switch_set): New variable.
922 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
923 pipelining is disabled from command line.
924 (common_handle_option): Record whether selective scheduling is
925 requested from command line.
926 * doc/invoke.texi: Document new flags and parameters.
927 * doc/tm.texi: Document new target hooks.
928 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
929 (dfa_state_size): Do not declare locally.
930 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
931 * config/rs6000/rs6000.c (rs6000_init_sched_context,
932 rs6000_alloc_sched_context, rs6000_set_sched_context,
933 rs6000_free_sched_context): New functions.
934 (struct _rs6000_sched_context): New.
935 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
937 (rs6000_sched_finish): Do not run for selective scheduling.
939 2008-08-31 Jan Hubicka <jh@suse.cz>
941 * frv.c (frv_rtx_costs): Update forward declaration.
942 * spu.c (spu_rtx_costs): Likewise.
943 * pdp11.c: Include df.h
944 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
945 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
946 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
947 * iq2000.c (iq2000_address_cost): Add speed argument.
948 (iq2000_rtx_costs): Likewise.
949 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
950 update call of mn10300_address_cost.
951 * mcore.c: Include df.h
952 (mcore_rtx_costs): Update prototype.
953 * score3.c: Include df.h
954 (score3_rtx_costs): Remove speed argument.
955 * score7.c: Include df.h
956 (score7_address_cost): Remove speed argument.
957 * score-protos.h (score_address_cost): Update prototype.
958 * score.c: Include df.h
959 (score_rtx_costs): Update call of costs functions.
960 * v850.c (v850_rtx_costs): Add bool argument.
962 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
964 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
966 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
968 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
969 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
971 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
973 * mkmap-flat.awk: Add option pe_dll.
974 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
975 * config/i386/t-cygwin (SHLIB_LC): Add.
976 * config/i386/t-mingw32 (SHLIB_LC): Add.
977 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
978 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
979 (LINK_SPEC): Support libgcc_s.
980 (LIBGCC_SPEC): Support libgcc_s.
981 (LIBGCC_SONAME): New.
983 2008-08-31 Jan Hubicka <jh@suse.cz>
985 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
986 mistakely had old version of patch.
988 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
989 (ipcp_estimate_growth): New.
990 (ipcp_insert_stage): Use ipcp_estimate_growth.
991 * profile.c (branch_prob): When reading failed, do not consider
994 2008-08-31 Jan Hubicka <jh@suse.cz>
996 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
997 loop is optimized for speed.
999 2008-08-31 Richard Guenther <rguenther@suse.de>
1002 * fold-const.c (fold_binary): Retain conversions in folding
1005 2008-08-31 Jan Hubicka <jh@suse.cz>
1007 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1008 * predict.c (maybe_hot_frequency_p): Make inline.
1009 (maybe_hot_count_p): Break out from ...
1010 (maybe_hot_bb_p): ... this one.
1011 (maybe_hot_edge_p): Simplify.
1012 * basic-block.h (probably_cold_bb_p): Remove.
1014 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1017 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1019 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1020 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1021 Also split V4SFmode.
1022 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1025 2008-08-31 Jan Hubicka <jh@suse.cz>
1027 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1029 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1031 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1034 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1037 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1038 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1040 2008-08-31 Jan Hubicka <jh@suse.cz>
1042 * sparc.h (BRANCH_COST): Fix macro definition.
1043 * avr.c (avr_operand_rtx_cost): Add speed argument.
1044 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1046 2008-08-31 Richard Guenther <rguenther@suse.de>
1048 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1049 types instead of operands. Re-instantiate verifying of
1050 binary expression operands.
1052 2008-08-30 Jan Hubicka <jh@suse.cz>
1054 * fwprop.c (should_replace_address): Add speed attribute.
1055 (PR_OPTIMIZE_FOR_SPEED): New flag.
1056 (propagate_rtx_1): Use it.
1057 (propagate_rtx): Set it.
1058 (try_fwprop_subst): Update call of rtx_costs.
1059 (forward_propagate_and_simplify): LIkewise.
1060 * hooks.c (hook_int_rtx_bool_0): New
1061 (hook_bool_rtx_int_int_intp_false): Replace by ...
1062 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1063 * hooks.h (hook_int_rtx_bool_0): New
1064 (hook_bool_rtx_int_int_intp_false): Replace by ...
1065 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1066 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1067 (prepare_cmp_insn): UPdate call of rtx_cost.
1068 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1069 (reload_cse_simplify_operands): Update call of rtx_cost.
1070 (reload_cse_move2add): call of rtx_cost.
1071 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1072 * rtlanal.c (rtx_cost): Add speed argument.
1073 (address_cost): Add speed argument
1074 (default_address_cost): Likewise.
1075 (insn_rtx_cost): Likewise.
1076 * cfgloopanal.c (seq_cost): Add speed argument.
1077 (target_reg_cost, target_spill_cost): Turn to array.
1078 (init_set_costs): Update for speed.
1079 (estimate_reg_pressure_cost): Add speed argument.
1080 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1081 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1082 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1083 (seq_cost): Add speed argument.
1084 (computation_cost): Add speed arugment.
1085 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1086 (force_expr_to_var_cost): Update for profile info.
1087 (force_var_cost): Likewise.
1088 (split_address_cost): Likewise.
1089 (ptr_difference_cost): Likewise.
1090 (difference_cost): Likewise.
1091 (get_computation_cost_at): Likewise.
1092 (determine_iv_cost): Likewise.
1093 (ivopts_global_cost_for_size): Likewise.
1094 (rewrite_use_address): Likewise.
1095 (tree_ssa_iv_optimize_loop): Initialize speed field.
1096 * cse.c (optimize_this_for_speed_p): New static var.
1097 (notreg_cost): Update call of rtx_cost.
1098 (cse_extended_basic_block): set optimize_this_for_speed_p.
1099 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1100 (noce_try_cmove_arith): Likewise.
1101 (noce_try_sign_mask): LIkewise.
1102 * expr.c (compress_float_constant): Update rtx_cost calls.
1103 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1104 (addr_to_parts): Likewise.
1105 (create_mem_ref): Likewise.
1106 * dse.c (find_shift_sequence): Add speed argument.
1107 (replace_read): Update call.
1108 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1109 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1110 * neg_cost, shift_cost, shiftadd_cost,
1111 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1112 mul_highpart_cost): Increase dimension.
1113 (init_expmed): Initialize for both size and speed.
1114 (expand_shift): Use profile.
1115 (synth_mult): Use profile.
1116 (choose_mult_variant): Use profile.
1117 (expand_mult): Use profile.
1118 (expand_mult_highpart_optab): Use profile.
1119 (expand_mult_highpart): Use profile.
1120 (expand_smod_pow2): Use profile.
1121 (expand_divmod): Use profile.
1122 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1123 * loop-invariant.c (create_new_invariant): Use profile.
1124 (gain_for_invariant): Add speed parameter.
1125 (best_gain_for_invariant): Likewise.
1126 (find_invariants_to_move): Likewise.
1127 (move_single_loop_invariants): Set it.
1128 * target-def.h (TARGET_RTX_COSTS): Use hook.
1129 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1130 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1131 * output.h (default_address_cost): Update prototype.
1132 * combine.c (optimize_this_for_speed_p): New static var.
1133 (combine_validate_cost): Update call of rtx_cost.
1134 (combine_instructions): Set optimize_this_for_speed_p.
1135 (expand_compound_operation): Update call of rtx_cost.
1136 (make_extraction):Update call of rtx_cost.
1137 (force_to_mode):Update call of rtx_cost.
1138 (distribute_and_simplify_rtx):Update call of rtx_cost.
1139 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1140 (estimate_reg_pressure_cost): Update prototype.
1141 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1142 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1144 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1145 (alpha_rtx_costs): Update.
1146 * config/frv/frv.c (frv_rtx_costs): Update.
1147 * config/s390/s390.c (s390_rtx_costs): Update.
1148 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1149 (m32c_rtx_costs): Update.
1150 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1151 (spu_rtx_costs): Update.
1152 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1153 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1154 * config/i386/i386.c (:ix86_address_cost): Update.
1155 (ix86_rtx_costs): Update.
1156 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1157 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1158 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1159 * config/crx/crx.c (crx_address_cost): Update.
1160 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1161 * config/stormy16/stormy16.c
1162 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1163 * config/m68hc11/m68hc11.c
1164 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1165 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1166 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1167 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1168 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1169 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1170 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1171 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1172 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1173 (mcore_rtx_costs): update.
1174 * config/score/score3.c (score3_rtx_costs): Update.
1175 * config/score/score7.c (score7_rtx_costs): Update.
1176 * config/score/score3.h (score3_rtx_costs):Update.
1177 * config/score/score7.h (score7_rtx_costs): Update.
1178 * config/score/score.c (score_rtx_costs): Update.
1179 * config/arm/arm.c (arm_address_cost): Update.
1180 (arm_rtx_costs_1): Update.
1181 (arm_rtx_costs_1): Update.
1182 (arm_size_rtx_costs): Update.
1183 (arm_size_rtx_costs): Update.
1184 (arm_size_rtx_costs): Update.
1185 (arm_xscale_rtx_costs): Update.
1186 (arm_thumb_address_cost): Update.
1187 * config/pa/pa.c (hppa_address_cost): Update.
1188 * config/mips/mips.c (mips_rtx_costs): Update.
1189 * config/vax/vax.c (vax_address_cost): Update.
1190 * config/h8300/h8300.c (h8300_shift_costs): Update.
1191 (h8300_rtx_costs): Update.
1192 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1193 (v850_rtx_costs): Update.
1194 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1195 * config/bfin/bfin.c
1196 (bfin_address_cost): Update.
1197 (bfin_rtx_costs): Update.
1198 * stmt.c (lshift_cheap_p): Update.
1200 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1203 * expmed.c (extract_bit_field_1): Check the mode size to make
1204 sure the vector modes have the same size.
1206 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1208 * dojump.c (top level): Include basic-block.h to declare
1209 optimize_insn_for_speed_p
1211 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1213 * opts.h (CL_SAVE): New option class for marking options that are
1214 target specific options usable in the target attribute.
1215 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1217 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1218 can easily find the target specific options that are safe to use
1219 in the attribute or pragma.
1221 * attribs.c (decl_attributes): Change #pragma GCC option to
1222 #pragma GCC target, and attribute((option(...))) to
1223 attribute((target(...))).
1225 * doc/extend.texi (target attribute): Change from option
1226 attribute. Delete push/pop/reset.
1227 (#pragma GCC target): Change from #pragma GCC option. Delete
1229 (#pragma GCC push_options): Document new pragma.
1230 (#pragma GCC pop_options): Document new pragma.
1231 (#pragma GCC reset_options): Document new pragma.
1233 * targhooks.c (default_target_option_valid_attribute_p): Add
1234 warning about port not supporting target attributes.
1235 (default_target_option_pragma_parse): New function, warn about
1236 #pragma GCC target not being supported.
1238 * targhooks.h (default_target_option_pragma_parse): Add
1241 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1242 TI_CURRENT_OPTION_PRAGMA.
1243 (current_target_pragma): Rename from current_option_pragma.
1245 * target.h: (struct target_option): Delete booleans for changing
1246 the optimization level on hot/cold functions. Change signature of
1247 pragma_parse hook to take a second tree.
1249 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1251 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1252 that the declaration is done at global scope.
1254 * langhooks.c (add_builtin_function_common): Move most of the code
1255 from add_builtin_function here, calling the hook passed in.
1256 (add_builtin_function): Call add_builtin_function_common with
1257 standard builtin hook.
1258 (add_builtin_function_ext_scope): New function to add builtins to
1261 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1263 (add_builtin_function_ext_scope): Add declaration.
1265 * c-pragma.c (handle_pragma_target): Rename from
1266 handle_pragma_option, #pragma GCC option is now #pragma GCC
1267 target. Move warning about port not supporting target options to
1268 default pragma parse hook. Remove push/pop/reset from this
1270 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1271 (option_stack): Delete static variable.
1272 (optimize_stack): Ditto.
1273 (optons_stack): New stack of saved target and optimization
1275 (handle_pragma_push_options): New function to handle pushing both
1276 target and optimization options.
1277 (handle_pragma_pop_options): New function to handle popping both
1278 target and optimization options.
1279 (handle_pragma_reset_options): New function to handle resetting
1280 both target and optimization options to their initial state.
1281 (init_pragma): Rename handle_pragma_option to
1282 handle_pragma_target. Add support for push_options, pop_options,
1283 and reset_options pragmas.
1285 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1286 default_target_option_pragma_parse.
1287 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1288 default_target_option_valid_attribute_p.
1289 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1290 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1291 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1292 optimization level on hot/cold functions.
1294 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1295 if the caller and callee have different optimization levels.
1297 * c-common.c (handle_target_attribute): Rename from
1298 handle_option_attribute, attribute((option(...))) is now
1299 attribute((target(...))). Move warning if the port does not
1300 support target attributes to the default hook.
1301 (handle_hot_attribute): Delete code to change the optimization
1302 level of hot functions.
1303 (handle_cold_attribute): Ditto.
1305 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1306 argument that is the binary tree options to use if there are no
1307 arguments. Call ix86_valid_target_attribute_tree instead of
1308 ix86_valid_option_attribute_tree.
1309 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1310 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1311 ix86_pragma_option_parse.
1313 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1314 Rename from ix86_valid_option_attribute_tree.
1316 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1317 new builtins when the ISA changes.
1318 (ix86_valid_target_attribute_tree): Rename from
1319 ix86_valid_option_attribute_tree. Change callers. If the
1320 function specified optimization options, use those as the starting
1321 point before setting up the target attributes. If the
1322 optimization options were changed in the course of setting the
1323 target attributes, record the new optimization options.
1324 (ix86_valid_target_attribute_tree_inner_p): Rename from
1325 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1326 ix86_add_new_builtins if the ISA changed.
1327 (ix86_valid_target_attribute_p): Rename from
1328 ix86_valid_option_attribute_p. Change callers.
1329 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1330 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1331 as delayed builtin functions.
1332 (struct builtin_isa): New structure to record builtin functions
1333 that should be delayed until the ISA for that function is used.
1334 (ix86_builtins_isa): Change from int to struct to track builtin
1335 functions we want to declare at some point.
1336 (def_builtin): If the front end can delay defining the builtin
1337 functions, don't create builtins for ISAs not part of the default
1339 (def_builtin_const): Ditto.
1340 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1341 __builtin_ia32_pcmov_v2di to be different builtin functions.
1342 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1343 a structure instead of an int.
1344 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1345 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1346 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1347 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1349 * config/ia64/ia64.h
1350 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1351 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1353 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1354 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1355 (LANG_HOOKS_INITIALIZER): Add
1356 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1358 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1361 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1362 the reload address with the index register for SFmode
1363 access with a displacement.
1365 2008-08-30 Jan Hubicka <jh@suse.cz>
1367 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1368 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1369 * dojump.c (do_jump): Likewise.
1370 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1371 (note-if_info): Add BRANCH_COST.
1372 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1373 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1374 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1376 * expr.h (BRANCH_COST): Update default.
1377 * predict.c (predictable_edge_p): New function.
1378 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1379 Update BRANCH_COST call.
1380 * basic-block.h (predictable_edge_p): Declare.
1381 * config/alpha/alpha.h (BRANCH_COST): Update.
1382 * config/frv/frv.h (BRANCH_COST): Update.
1383 * config/s390/s390.h (BRANCH_COST): Update.
1384 * config/spu/spu.h (BRANCH_COST): Update.
1385 * config/sparc/sparc.h (BRANCH_COST): Update.
1386 * config/m32r/m32r.h (BRANCH_COST): Update.
1387 * config/i386/i386.h (BRANCH_COST): Update.
1388 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1389 * config/sh/sh.h (BRANCH_COST): Update.
1390 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1391 * config/avr/avr.h (BRANCH_COST): Update.
1392 * config/crx/crx.h (BRANCH_COST): Update.
1393 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1394 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1395 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1396 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1397 * config/ia64/ia64.h (BRANCH_COST): Update.
1398 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1399 * config/arc/arc.h (BRANCH_COST): Update.
1400 * config/score/score.h (BRANCH_COST): Update.
1401 * config/arm/arm.h (BRANCH_COST): Update.
1402 * config/pa/pa.h (BRANCH_COST): Update.
1403 * config/mips/mips.h (BRANCH_COST): Update.
1404 * config/vax/vax.h (BRANCH_COST): Update.
1405 * config/h8300/h8300.h (BRANCH_COST): Update.
1406 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1407 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1408 * doc/tm.texi (BRANCH_COST): Update.
1410 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1413 * config/arm/arm.c (arm_optimization_options): Set
1414 flag_section_anchors to 2 instead of 1 to distinguish it from
1415 -fsection-anchors given explicitely on the command line.
1417 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1419 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1420 final insn of a split.
1422 2008-08-30 Jan Hubicka <jh@suse.cz>
1424 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1425 optimized for speed.
1426 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1427 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1428 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1429 flag_gcse_after_reload_set): New static vars.
1430 (common_handle_option): Enable those flags for profile-use.
1431 (decode_options): Remove optimize_size flags that are handled
1432 on higher granuality.
1433 * tree-vectorizer.c (vectorize_loops): Use
1434 optimize_loop_nest_for_speed_p.
1435 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1436 * tree-predcom.c (tree_predictive_commoning): Use
1437 optimize_loop_for_speed_p.
1438 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1439 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1440 * predict.c (optimize_loop_for_speed_p): Fix walk.
1442 2008-08-30 Jan Hubicka <jh@suse.cz>
1444 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1446 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1447 profile presence locally.
1449 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1452 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1453 versions before 4.0.
1455 2008-08-29 Jan Hubicka <jh@suse.cz>
1457 * tree-inline.c (insert_init_stmt): Insert sequence even when
1460 2008-08-29 Jeff Law <law@redhat.com>
1462 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1463 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1464 location and class is an FP register.
1466 2008-08-29 Jan Hubicka <jh@suse.cz>
1468 * see.c (see_merge_one_def_extension): Silence used uninitialized
1470 * matrix-reorg.c (check_allocation_function): Likewise.
1471 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1473 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1476 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1477 compute new & and | in type rather than TREE_TYPE (arg0).
1479 * dwarf2out.c (fortran_common): Update comment.
1480 (gen_variable_die): Swap com_die and var_die variables in Fortran
1481 COMMON block handling code.
1483 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1485 * dwarf2out.c (gen_const_die): New function.
1486 (size_of_die, value_format, output_die): Output larger
1487 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1488 (native_encode_initializer): New function.
1489 (tree_add_const_value_attribute): Call it.
1490 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1492 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1493 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1494 TREE_THIS_VOLATILE to add_type_attribute.
1496 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1498 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1501 * dwarf2out.c (loc_by_reference): New function.
1502 (add_location_or_const_value_attribute): Use it.
1505 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1506 as DW_TAG_variable children of DW_TAG_common_block rather than
1507 DW_TAG_member children. Put DW_AT_external to individual
1508 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1510 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1511 loc_descriptor_from_tree_1.
1515 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1516 arguments to imported_module_or_decl.
1517 (debug_nothing_tree_tree): Removed.
1518 (debug_nothing_tree_tree_tree_bool): New prototype.
1519 * debug.c (do_nothing_debug_hooks): Adjust.
1520 (debug_nothing_tree_tree): Removed.
1521 (debug_nothing_tree_tree_tree_bool): New function.
1522 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1523 (gen_variable_die): Put all common vars for the
1524 same COMMON block under one DW_TAG_common_block.
1525 (declare_in_namespace): Return new context_die, for Fortran
1526 return the module DIE instead of adding extra declarations into
1528 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1529 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1530 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1532 (dwarf2out_global_decl): Don't skip Fortran global vars.
1533 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1534 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1535 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1536 DW_TAG_imported_declaration as child of previous
1537 DW_TAG_imported_module.
1538 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1539 * sdbout.c (sdb_debug_hooks): Likewise.
1540 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1542 2008-08-29 Jan Hubicka <jh@suse.cz>
1544 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1546 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1547 * ipa-cp.c (n_cloning_candidates): New static variable.
1548 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1549 (ipcp_print_all_lattices): Improve debug output.
1550 (ipcp_cloning_candidate_p): New function.
1551 (ipcp_initialize_node_lattices): Use it.
1552 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1553 (ipcp_propagate_stage): Prettier debug output.
1554 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1555 (ipcp_print_all_structures): Remove.
1556 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1557 (ipcp_insert_stage): Prettier debug output; call
1558 cgraph_remove_unreachable_nodes before propagating.
1559 (pass_ipa_cp): Schedule function removal pass.
1560 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1562 (cgraph_maybe_hot_edge_p): Move to ...
1563 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1564 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1565 (common_handle_option): Set them; enable ipa-cp when profiling.
1566 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1567 (ipa_print_all_jump_functions): Likewise.
1568 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1569 (ipa_print_node_params, ipa_print_all_params): New.
1570 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1571 ipa_print_all_param_flags): Remove.
1572 (ipa_print_node_params, ipa_print_all_params): New.
1574 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1576 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1577 change from 2008-04-03.
1578 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1580 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1584 * ira-color.c (push_allocnos_to_stack): Truncate
1585 removed_splay_allocno_vec.
1587 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1590 * ira-color (ira_fast_allocation): Don't assign hard registers to
1593 2008-08-29 Jan Hubicka <jh@suse.cz>
1596 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1597 for cold internal loops.
1599 2008-08-29 Richard Guenther <rguenther@suse.de>
1601 * tree-ssa-structalias.c (create_variable_info_for): Do not
1602 create fields for heap vars or vars with a noalias state.
1603 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1606 2008-08-29 Richard Guenther <rguenther@suse.de>
1608 * common.opt (ftree-store-ccp): Mark as preserved for
1609 backward compatibility.
1610 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1611 * tree-pass.h (pass_store_ccp): Remove.
1612 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1613 (first_vdef): Remove declaration.
1614 (get_value_loaded_by): Likewise.
1615 * tree-ssa-ccp.c (do_store_ccp): Remove.
1616 (get_default_value): Simplify as do_store_ccp is always false
1617 now. Do not initialize mem_ref.
1618 (set_value_varying): Likewise.
1619 (canonicalize_float_value): Likewise.
1620 (set_lattice_value): Likewise.
1621 (likely_value): Likewise.
1622 (surely_varying_stmt_p): Likewise.
1623 (ccp_initialize): Likewise.
1624 (ccp_lattice_meet): Likewise.
1625 (ccp_visit_phi_node): Likewise.
1626 (ccp_fold): Likewise.
1627 (evaluate_stmt): Likewise.
1628 (visit_assignment): Likewise.
1629 (ccp_visit_stmt): Likewise.
1630 (execute_ssa_ccp): Fold into ...
1631 (do_ssa_ccp): ... this.
1632 (do_ssa_store_ccp): Remove.
1633 (gate_store_ccp): Likewise.
1634 (pass_store_ccp): Likewise.
1635 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1637 * tree-ssa-propagate.c (first_vdef): Remove.
1638 (get_value_loaded_by): Likewise.
1639 (replace_vuses_in): Likewise.
1640 (substitute_and_fold): Do not call replace_vuses_in.
1641 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1643 2008-08-29 Richard Guenther <rguenther@suse.de>
1646 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1647 PARAM_NOALIAS tags with is_heapvar.
1648 * tree-ssa-operands.c (access_can_touch_variable): Offset
1649 based tests do not apply for heapvars. Fix offset test.
1651 2008-08-29 Jan Hubicka <jh@suse.cz>
1653 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1654 (-fipa-cp-clone): Enabled by default at -O3.
1655 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1656 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1658 2008-08-29 Jan Hubicka <jh@suse.cz>
1660 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1662 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1664 * gimple.c (giple_copy_call_skip_args): New function.
1665 (giple_copy_call_skip_args): Declare.
1667 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1668 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1669 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1670 (ipcp_create_replace_map): Improve debug output.
1671 (ipcp_need_redirect_p): Return false when not clonning.
1672 (ipcp_update_callgraph): Skip args.
1673 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1675 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1676 (save_inline_function_body): Update call of tree_function_versioning.
1677 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1678 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1679 (tree_function_versioning): Likewise.
1680 * tree-inline.h (tree_function_versioning): Update prototype.
1682 2008-08-29 Jan Hubicka <jh@suse.cz>
1684 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1685 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1686 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1687 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1688 * value-prof.c (gimple_divmod_fixed_value_transform,
1689 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1690 gimple_stringops_transform): Use optimize_bb_for_size_p.
1691 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1692 * final.c (compute_alignments): Use optimize_function_for_size_p.
1693 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1694 (fold_builtin_strcpy, fold_builtin_fputs): Use
1695 optimize_function_for_size_p.
1696 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1697 * recog.c (relax_delay_slots): Likewise.
1698 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1699 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1700 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1701 optimize_function_for_size_p.
1702 (cgraph_decide_inlining_of_small_function): Use
1703 optimize_function_for_size_p.
1704 * global.c (find_reg): Use optimize_function_for_size_p.
1705 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1706 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1707 flag_prefetch_loop_arrays. Those can work it out from profile.
1708 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1709 optimize_loop_for_speed_p.
1710 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1712 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1713 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1714 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1715 * local-alloc.c (block_alloc): Pass BB pointer.
1716 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1717 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1718 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1719 (decide_peel_completely): Likewise.
1720 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1721 optimize_loop_for_size_p.
1722 (vect_enhance_data_refs_alignment): Likewise.
1723 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1724 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1725 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1726 (try_crossjump_bb): Use optimize_bb_for_size_p.
1727 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1728 optimize_loop_for_speed_p.
1729 * bb-reorder.c (find_traces_1_round): Likewise.
1730 (copy_bb): Use optimize_bb_for_speed_p.
1731 (duplicate_computed_gotos): Likewise.
1732 * basic-block.h (optimize_loop_nest_for_size_p,
1733 optimize_loop_nest_for_speed_p): New.
1734 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1736 2008-08-29 Tristan Gingold <gingold@adacore.com>
1738 * gcov.c (main): Call expandargv.
1740 2008-08-29 Jan Hubicka <jh@suse.cz>
1742 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1744 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1746 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1747 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1749 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1751 2008-08-29 Jan Hubicka <jh@suse.cz>
1753 * tree-pass.h (pass_strip_predict_hints): Declare.
1754 * predict.c (strip_builtin_expect): Rename to ...
1755 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1756 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1757 (tree_estimate_probability): Do not strip builtin_expect.
1758 (pass_strip_predict_hints): New pass.
1759 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1761 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1763 2008-08-29 Richard Guenther <rguenther@suse.de>
1765 PR tree-optimization/37207
1766 * tree-vrp.c (extract_range_from_binary_expr): Also try
1767 to constant fold if only one of the operands is a constant.
1769 2008-08-29 Nick Clifton <nickc@redhat.com>
1771 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1772 the same way as SYMBOL_REFs.
1774 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1776 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1778 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1780 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1781 * config/mips/mips.md (branch_likely): Remove const. Fix
1783 (define_delay for type "branch"): Change to only apply for branch
1784 with likely variant.
1785 (define_delay for type "branch" and "branch_likely" no). New delay
1787 (equality_op): New code iterator.
1788 (bbv, bbinv): New code attributes.
1789 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1792 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1793 Andrew Pinski <pinskia@gcc.gnu.org>
1796 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1798 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1800 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1801 rule that a symbolic constant must be defined and >= 0 for the
1802 corresponding facility to be present at compile-time.
1803 * gthr-posix.c: Likewise.
1805 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1807 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1808 * config/mips/mips.md (D): New mode attribute.
1809 (mulsi3, muldi3): Merge it into ...
1810 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1812 (muldi3_mul3): New pattern.
1813 (mulsi3_mult3): Rename to mulsi3_mul3.
1815 2008-08-28 Jan Hubicka <jh@suse.cz>
1817 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1819 * predict.c (always_optimize_for_size_p): Rename to ...
1820 (optimize_function_for_size): ... this one; make extern.
1821 (optimize_function_for_speed_p): New.
1822 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1823 optimize_edge_for_size_p,optimize_edge_for_size_p,
1824 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1825 * basic-block.h (optimize_function_for_size_p,
1826 optimize_function_for_speed_p): Declare.
1827 * i386.md (optimize_size checks): Replace them by appropriate
1829 (standard_80387_constant_p, ix86_compute_frame_layout,
1830 ix86_expand_epilogue, ix86_decompose_address,
1831 print_operand, emit_i387_cw_initialization,
1832 inline_memory_move_cost, ix86_pad_returns,
1833 ix86_reorg): Replace optimize_size checks.
1835 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1837 * rtl.h (simplify_subreg_regno): Declare.
1838 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1839 * simplify-rtx.c (simplify_subreg): ...here.
1840 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1841 subreg_offset_representable_p.
1843 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1846 * c-typeck.c (convert_for_assignment): Give a note describing what
1847 was passed and what was expected.
1849 2008-08-28 Joey Ye <joey.ye@intel.com>
1851 * doc/extend.texi: Document AVX built-in functions.
1852 * doc/invoke.texi: Document -mavx.
1854 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1855 Joey Ye <joey.ye@intel.com>
1856 Xuepeng Guo <xuepeng.guo@intel.com>
1858 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1860 * config/i386/cpuid.h (bit_FMA): New.
1861 (bit_XSAVE): Likewise.
1862 (bit_OSXSAVE): Likewise.
1863 (bit_AVX): Likewise.
1865 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1866 define. Use ASM_OUTPUT_AVX_PREFIX.
1868 * config/i386/gmmintrin.h: New.
1870 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1871 (OPTION_MASK_ISA_AVX_SET): New.
1872 (OPTION_MASK_ISA_FMA_SET): Likewise.
1873 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1874 (OPTION_MASK_ISA_FMA_SET): Likewise.
1875 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1876 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1877 (pta_flags): Add PTA_AVX and PTA_FMA.
1878 (override_options): Handle PTA_AVX and PTA_FMA.
1879 (init_cumulative_args): Handle warn_avx.
1880 (classify_argument): Return 0 for COImode and OImode. Return
1881 1 and X86_64_AVX_CLASS for 256bit vector types.
1882 (examine_argument): Handle X86_64_AVX_CLASS.
1883 (construct_container): Likewise.
1884 (function_arg_advance_32): Pass OImode and 256bit vector types
1886 (function_arg_advance_64): Take a new argument to indicate if a
1887 parameter is named. Handle 256bit vector types. Return
1888 immediately for unnamed 256bit vector mode parameters.
1889 (function_arg_advance): Updated.
1890 (function_arg_32): Add comments for TImode. Handle OImode
1891 and 256bit vector types.
1892 (function_arg_64): Take a new argument to indicate if a
1893 parameter is named. Handle 256bit vector types. Return NULL
1894 for unnamed 256bit vector mode parameters.
1895 (function_arg): Updated.
1896 (setup_incoming_varargs_64): Support
1897 AVX encoding for *sse_prologue_save_insn.
1898 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1899 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1900 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1901 enabled, otherwise return -3.
1902 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1904 (print_reg): Support AVX registers. Handle 'x' and 't'.
1905 Handle 'd' to duplicate the operand.
1906 (print_operand): Likewise. Also support AVX vector compare
1908 (output_387_binary_op): Support AVX.
1909 (output_fp_compare): Likewise.
1910 (ix86_expand_vector_move_misalign): Likewise.
1911 (ix86_attr_length_vex_default): New.
1912 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1913 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1914 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1915 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1916 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1917 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1918 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1919 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1920 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1921 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1922 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1923 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1924 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1925 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1926 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1927 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1928 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1929 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1930 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1931 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1932 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1933 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1934 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1935 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1936 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1937 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1938 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1939 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1940 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1941 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1942 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1943 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1944 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1945 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1946 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1947 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1948 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1949 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1950 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1951 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1952 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1953 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1954 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1955 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1956 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1957 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1958 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1959 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1960 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1961 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1962 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1963 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1964 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1965 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1966 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1967 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1968 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1969 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1970 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1971 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1972 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1973 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1974 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1975 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1976 and IX86_BUILTIN_MOVMSKPS256,
1977 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1978 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1979 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1980 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1981 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1982 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1983 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1984 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1985 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1986 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1987 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1988 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1989 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1990 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1991 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1992 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1993 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1994 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1995 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1996 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1997 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1998 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1999 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2000 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2001 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2002 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2003 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2004 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2005 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2006 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2007 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2008 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2009 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2010 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2011 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2012 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2013 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2014 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2015 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2016 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2017 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2018 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2019 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2020 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2021 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2022 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2023 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2024 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2025 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2026 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2027 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2028 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2029 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2030 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2031 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2032 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2033 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2034 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2036 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2037 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2038 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2039 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2040 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2041 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2042 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2043 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2044 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2045 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2046 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2047 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2048 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2049 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2050 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2051 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2052 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2053 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2054 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2055 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2056 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2057 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2058 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2059 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2060 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2061 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2062 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2063 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2064 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2065 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2066 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2067 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2068 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2069 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2070 IX86_BUILTIN_MOVMSKPS256.
2071 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2072 (ix86_expand_args_builtin): Likewise.
2073 (ix86_expand_special_args_builtin): Likewise.
2074 (ix86_hard_regno_mode_ok): Handle AVX modes.
2075 (ix86_expand_vector_init_duplicate): Likewise.
2076 (ix86_expand_vector_init_one_nonzero): Likewise.
2077 (ix86_expand_vector_init_one_var): Likewise.
2078 (ix86_expand_vector_init_concat): Likewise.
2079 (ix86_expand_vector_init_general): Likewise.
2080 (ix86_expand_vector_set): Likewise.
2081 (ix86_vector_mode_supported_p): Likewise.
2082 (x86_extended_reg_mentioned_p): Check INSN_P before using
2085 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2086 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2088 * config/i386/i386.h (TARGET_AVX): New.
2089 (TARGET_FMA): Likewise.
2090 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2091 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2092 (VALID_AVX256_REG_MODE): New.
2093 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2094 (AVX_FLOAT_MODE_P): Likewise.
2095 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2096 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2097 (AVX_VEC_FLOAT_MODE_P): Likewise.
2098 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2099 (ASM_OUTPUT_OPCODE): Likewise.
2100 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2102 (SSE_REG_MODE_P): Allow 256bit vector modes.
2103 (ix86_args): Add a warn_avx field.
2105 * config/i386/i386.md (UNSPEC_PCMP): New.
2106 (UNSPEC_VPERMIL): Likewise.
2107 (UNSPEC_VPERMIL2): Likewise.
2108 (UNSPEC_VPERMIL2F128): Likewise.
2109 (UNSPEC_MASKLOAD): Likewise.
2110 (UNSPEC_MASKSTORE): Likewise.
2111 (UNSPEC_CAST): Likewise.
2112 (UNSPEC_VTESTP): Likewise.
2113 (UNSPECV_VZEROALL): Likewise.
2114 (UNSPECV_VZEROUPPER): Likewise.
2115 (XMM0_REG): Likewise.
2116 (XMM1_REG): Likewise.
2117 (XMM2_REG): Likewise.
2118 (XMM3_REG): Likewise.
2119 (XMM4_REG): Likewise.
2120 (XMM5_REG): Likewise.
2121 (XMM6_REG): Likewise.
2122 (XMM8_REG): Likewise.
2123 (XMM9_REG): Likewise.
2124 (XMM10_REG): Likewise.
2125 (XMM11_REG): Likewise.
2126 (XMM12_REG): Likewise.
2127 (XMM13_REG): Likewise.
2128 (XMM14_REG): Likewise.
2129 (XMM15_REG): Likewise.
2131 (prefix_vex_imm8): Likewise.
2132 (prefix_vex_w): Likewise.
2133 (length_vex): Likewise.
2136 (*avx_ashlti3): Likewise.
2137 (*avx_lshrti3): Likewise.
2138 (*avx_setcc<mode>): Likewise.
2139 (*fop_<mode>_comm_mixed_avx): Likewise.
2140 (*fop_<mode>_comm_avx): Likewise.
2141 (*fop_<mode>_1_mixed_avx): Likewise.
2142 (*fop_<mode>_1_avx): Likewise.
2143 (*avx_<code><mode>3): Likewise.
2144 (*avx_ieee_smin<mode>3): Likewise.
2145 (*avx_ieee_smax<mode>3): Likewise.
2146 (mode): Add OI, V8SF and V4DF.
2147 (length): Support VEX prefix.
2148 (*cmpfp_i_mixed): Set prefix attribute.
2149 (*cmpfp_i_sse): Likewise.
2150 (*cmpfp_iu_mixed): Likewise.
2151 (*cmpfp_iu_sse): Likewise.
2152 (*movsi_1): Support AVX.
2153 (*movdi_2): Likewise.
2154 (*movdi_1_rex64): Likewise.
2155 (*movti_internal): Likewise.
2156 (*movti_rex64): Likewise.
2157 (*movsf_1): Likewise.
2158 (*movdf_nointeger): Likewise.
2159 (*movdf_integer_rex64): Likewise.
2160 (*movtf_internal): Likewise.
2161 (zero_extendsidi2_32): Likewise.
2162 (zero_extendsidi2_rex64): Likewise.
2163 (*extendsfdf2_mixed): Likewise.
2164 (*extendsfdf2_sse): Likewise.
2165 (*truncdfsf_fast_mixed): Likewise.
2166 (*truncdfsf_fast_sse): Likewise.
2167 (*truncdfsf_mixed): Likewise.
2168 (fix_trunc<mode>di_sse): Likewise.
2169 (fix_trunc<mode>si_sse): Likewise.
2170 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2171 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2172 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2173 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2174 (*rcpsf2_sse): Likewise.
2175 (*rsqrtsf2_sse): Likewise.
2176 (*sqrt<mode>2_sse): Likewise.
2177 (sse4_1_round<mode>2): Likewise.
2178 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2179 Support AVX. Set length attribute properly for AVX.
2181 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2182 (VECTOR_MODES (FLOAT, 32)): Likewise.
2183 (VECTOR_MODE (INT, DI, 8)): Likewise.
2184 (VECTOR_MODE (INT, HI, 32)): Likewise.
2185 (VECTOR_MODE (INT, QI, 64)): Likewise.
2186 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2187 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2188 (VECTOR_MODE (INT, DI, 4)): Removed.
2189 (VECTOR_MODE (INT, SI, 8)): Likewise.
2190 (VECTOR_MODE (INT, HI, 16)): Likewise.
2191 (VECTOR_MODE (INT, QI, 32)): Likewise.
2192 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2193 (INT_MODE (OI, 32)): Likewise.
2195 * config/i386/i386.opt (mavx): New.
2198 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2200 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2201 (*mov<mode>_internal_avx): New.
2202 (*movv2sf_internal_rex64_avx): Likewise.
2203 (*movv2sf_internal_avx): Likewise.
2205 * config/i386/predicates.md (const_4_to_5_operand): New.
2206 (const_6_to_7_operand): Likewise.
2207 (const_8_to_11_operand): Likewise.
2208 (const_12_to_15_operand): Likewise.
2209 (avx_comparison_float_operator): Likewise.
2211 * config/i386/sse.md (AVX256MODEI): New.
2212 (AVX256MODE): Likewise.
2213 (AVXMODEQI): Likewise.
2214 (AVXMODE): Likewise.
2215 (AVX256MODEF2P): Likewise.
2216 (AVX256MODE2P): Likewise.
2217 (AVX256MODE4P): Likewise.
2218 (AVX256MODE8P): Likewise.
2219 (AVXMODEF2P): Likewise.
2220 (AVXMODEF4P): Likewise.
2221 (AVXMODEDCVTDQ2PS): Likewise.
2222 (AVXMODEDCVTPS2DQ): Likewise.
2223 (avxvecmode): Likewise.
2224 (avxvecpsmode): Likewise.
2225 (avxhalfvecmode): Likewise.
2226 (avxscalarmode): Likewise.
2227 (avxcvtvecmode): Likewise.
2228 (avxpermvecmode): Likewise.
2229 (avxmodesuffixf2c): Likewise.
2230 (avxmodesuffixp): Likewise.
2231 (avxmodesuffixs): Likewise.
2232 (avxmodesuffix): Likewise.
2233 (vpermilbits): Likewise.
2234 (pinsrbits): Likewise.
2235 (mov<mode>): Likewise.
2236 (*mov<mode>_internal): Likewise.
2237 (push<mode>1): Likewise.
2238 (movmisalign<mode>): Likewise.
2239 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2240 (avx_movdqu<avxmodesuffix>): Likewise.
2241 (avx_lddqu<avxmodesuffix>): Likewise.
2242 (<plusminus_insn><mode>3): Likewise.
2243 (*avx_<plusminus_insn><mode>3): Likewise.
2244 (*avx_vm<plusminus_insn><mode>3): Likewise.
2245 (mul<mode>3): Likewise.
2246 (*avx_mul<mode>3): Likewise.
2247 (*avx_vmmul<mode>3): Likewise.
2248 (divv8sf3): Likewise.
2249 (divv4df3): Likewise.
2250 (avx_div<mode>3): Likewise.
2251 (*avx_div<mode>3): Likewise.
2252 (*avx_vmdiv<mode>3): Likewise.
2253 (avx_rcpv8sf2): Likewise.
2254 (*avx_vmrcpv4sf2): Likewise.
2255 (sqrtv8sf2): Likewise.
2256 (avx_sqrtv8sf2): Likewise.
2257 (*avx_vmsqrt<mode>2): Likewise.
2258 (rsqrtv8sf2): Likewise.
2259 (avx_rsqrtv8sf2): Likewise.
2260 (*avx_vmrsqrtv4sf2): Likewise.
2261 (<code><mode>3): Likewise.
2262 (*avx_<code><mode>3_finite): Likewise.
2263 (*avx_<code><mode>3): Likewise.
2264 (*avx_vm<code><mode>3): Likewise.
2265 (*avx_ieee_smin<mode>3): Likewise.
2266 (*avx_ieee_smax<mode>3): Likewise.
2267 (avx_addsubv8sf3): Likewise.
2268 (avx_addsubv4df3): Likewise.
2269 (*avx_addsubv4sf3): Likewise.
2270 (*avx_addsubv2df3): Likewise.
2271 (avx_h<plusminus_insn>v4df3): Likewise.
2272 (avx_h<plusminus_insn>v8sf3): Likewise.
2273 (*avx_h<plusminus_insn>v4sf3): Likewise.
2274 (*avx_h<plusminus_insn>v2df3): Likewise.
2275 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2276 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2277 (*avx_maskcmp<mode>3): Likewise.
2278 (avx_nand<mode>3): Likewise.
2279 (*avx_<code><mode>3): Likewise.
2280 (*avx_nand<mode>3): Likewise.
2281 (*avx_<code><mode>3): Likewise.
2282 (*avx_cvtsi2ss): Likewise.
2283 (*avx_cvtsi2ssq): Likewise.
2284 (*avx_cvtsi2sd): Likewise.
2285 (*avx_cvtsi2sdq): Likewise.
2286 (*avx_cvtsd2ss): Likewise.
2287 (avx_cvtss2sd): Likewise.
2288 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2289 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2290 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2291 (*avx_cvtsi2sd): Likewise.
2292 (*avx_cvtsi2sdq): Likewise.
2293 (avx_cvtdq2pd256): Likewise.
2294 (avx_cvtpd2dq256): Likewise.
2295 (avx_cvttpd2dq256): Likewise.
2296 (*avx_cvtsd2ss): Likewise.
2297 (*avx_cvtss2sd): Likewise.
2298 (avx_cvtpd2ps256): Likewise.
2299 (avx_cvtps2pd256): Likewise.
2300 (*avx_movhlps): Likewise.
2301 (*avx_movlhps): Likewise.
2302 (avx_unpckhps256): Likewise.
2303 (*avx_unpckhps): Likewise.
2304 (avx_unpcklps256): Likewise.
2305 (*avx_unpcklps): Likewise.
2306 (avx_movshdup256): Likewise.
2307 (avx_movsldup256): Likewise.
2308 (avx_shufps256): Likewise.
2309 (avx_shufps256_1): Likewise.
2310 (*avx_shufps_<mode>): Likewise.
2311 (*avx_loadhps): Likewise.
2312 (*avx_storelps): Likewise.
2313 (*avx_loadlps): Likewise.
2314 (*avx_movss): Likewise.
2315 (*vec_dupv4sf_avx): Likewise.
2316 (*vec_concatv2sf_avx): Likewise.
2317 (*vec_concatv4sf_avx): Likewise.
2318 (*vec_setv4sf_0_avx): Likewise.
2319 (*vec_setv4sf_avx): Likewise.
2320 (*avx_insertps): Likewise.
2321 (avx_vextractf128<mode>): Likewise.
2322 (vec_extract_lo_<mode>): Likewise.
2323 (vec_extract_hi_<mode>): Likewise.
2324 (vec_extract_lo_<mode>): Likewise.
2325 (vec_extract_hi_<mode>): Likewise.
2326 (vec_extract_lo_v16hi): Likewise.
2327 (vec_extract_hi_v16hi): Likewise.
2328 (vec_extract_lo_v32qi): Likewise.
2329 (vec_extract_hi_v32qi): Likewise.
2330 (avx_unpckhpd256): Likewise.
2331 (*avx_unpckhpd): Likewise.
2332 (avx_movddup256): Likewise.
2333 (*avx_movddup): Likewise.
2334 (avx_unpcklpd256): Likewise.
2335 (*avx_unpcklpd): Likewise.
2336 (avx_shufpd256): Likewise.
2337 (avx_shufpd256_1): Likewise.
2338 (*avx_punpckhqdq): Likewise.
2339 (*avx_punpcklqdq): Likewise.
2340 (*avx_shufpd_<mode>): Likewise.
2341 (*avx_storehpd): Likewise.
2342 (*avx_loadhpd): Likewise.
2343 (*avx_loadlpd): Likewise.
2344 (*avx_movsd): Likewise.
2345 (*vec_concatv2df_avx): Likewise.
2346 (*avx_<plusminus_insn><mode>3): Likewise.
2347 (*avx_<plusminus_insn><mode>3): Likewise.
2348 (*avx_mulv8hi3): Likewise.
2349 (*avxv8hi3_highpart): Likewise.
2350 (*avx_umulv8hi3_highpart): Likewise.
2351 (*avx_umulv2siv2di3): Likewise.
2352 (*avx_mulv2siv2di3): Likewise.
2353 (*avx_pmaddwd): Likewise.
2354 (*avx_mulv4si3): Likewise.
2355 (*avx_ashr<mode>3): Likewise.
2356 (*avx_lshr<mode>3): Likewise.
2357 (*avx_ashl<mode>3): Likewise.
2358 (*avx_<code><mode>3): Likewise.
2359 (*avx_eq<mode>3): Likewise.
2360 (*avx_gt<mode>3): Likewise.
2361 (*avx_nand<mode>3): Likewise.
2362 (*avx_nand<mode>3): Likewise.
2363 (*avx_<code><mode>3): Likewise.
2364 (*avx_<code><mode>3): Likewise.
2365 (*avx_packsswb): Likewise.
2366 (*avx_packssdw): Likewise.
2367 (*avx_packuswb): Likewise.
2368 (*avx_punpckhbw): Likewise.
2369 (*avx_punpcklbw): Likewise.
2370 (*avx_punpckhwd): Likewise.
2371 (*avx_punpcklwd): Likewise.
2372 (*avx_punpckhdq): Likewise.
2373 (*avx_punpckldq): Likewise.
2374 (*avx_pinsr<avxmodesuffixs>): Likewise.
2375 (*avx_pinsrq): Likewise.
2376 (*avx_loadld): Likewise.
2377 (*vec_extractv2di_1_rex64_avx): Likewise.
2378 (*vec_extractv2di_1_avx): Likewise.
2379 (*vec_dupv2di_avx): Likewise.
2380 (*vec_concatv2si_avx): Likewise.
2381 (*vec_concatv4si_1_avx): Likewise.
2382 (*vec_concatv2di_avx): Likewise.
2383 (*vec_concatv2di_rex64_avx): Likewise.
2384 (*avx_uavgv16qi3): Likewise.
2385 (*avx_uavgv8hi3): Likewise.
2386 (*avx_psadbw): Likewise.
2387 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2388 (*avx_phaddwv8hi3): Likewise.
2389 (*avx_phadddv4si3): Likewise.
2390 (*avx_phaddswv8hi3): Likewise.
2391 (*avx_phsubwv8hi3): Likewise.
2392 (*avx_phsubdv4si3): Likewise.
2393 (*avx_phsubswv8hi3): Likewise.
2394 (*avx_pmaddubsw128): Likewise.
2395 (*avx_pmulhrswv8hi3): Likewise.
2396 (*avx_pshufbv16qi3): Likewise.
2397 (*avx_psign<mode>3): Likewise.
2398 (*avx_palignrti): Likewise.
2399 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2400 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2401 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2402 (*avx_mpsadbw): Likewise.
2403 (*avx_packusdw): Likewise.
2404 (*avx_pblendvb): Likewise.
2405 (*avx_pblendw): Likewise.
2406 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2407 (avx_ptest256): Likewise.
2408 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2409 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2410 (*avx_aesenc): Likewise.
2411 (*avx_aesenclast): Likewise.
2412 (*avx_aesdec): Likewise.
2413 (*avx_aesdeclast): Likewise.
2414 (avx_vzeroupper): Likewise.
2415 (avx_vzeroupper_rex64): Likewise.
2416 (avx_vpermil<mode>): Likewise.
2417 (avx_vpermilvar<mode>3): Likewise.
2418 (avx_vpermil2<mode>3): Likewise.
2419 (avx_vperm2f128<mode>3): Likewise.
2420 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2421 (avx_vbroadcastss256): Likewise.
2422 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2423 (avx_vinsertf128<mode>): Likewise.
2424 (vec_set_lo_<mode>): Likewise.
2425 (vec_set_hi_<mode>): Likewise.
2426 (vec_set_lo_<mode>): Likewise.
2427 (vec_set_hi_<mode>): Likewise.
2428 (vec_set_lo_v16hi): Likewise.
2429 (vec_set_hi_v16hi): Likewise.
2430 (vec_set_lo_v32qi): Likewise.
2431 (vec_set_hi_v32qi): Likewise.
2432 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2433 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2434 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2435 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2436 (vec_init<mode>): Likewise.
2437 (*vec_concat<mode>_avx): Likewise.
2438 (blendbits): Support V8SF and V4DF.
2439 (sse2_movq128): Support AVX.
2440 (<sse>_movnt<mode>): Likewise.
2441 (sse2_movntv2di): Likewise.
2442 (sse_rcpv4sf2): Likewise.
2443 (sse_sqrtv4sf2): Likewise.
2444 (sse_rsqrtv4sf2): Likewise.
2445 (<sse>_comi): Likewise.
2446 (<sse>_ucomi): Likewise.
2447 (sse_cvtss2si): Likewise.
2448 (sse_cvtss2si_2): Likewise.
2449 (sse_cvtss2siq): Likewise.
2450 (sse_cvtss2siq_2): Likewise.
2451 (sse_cvttss2si): Likewise.
2452 (sse_cvttss2siq): Likewise.
2453 (sse2_cvtsd2si): Likewise.
2454 (sse2_cvtsd2si_2): Likewise.
2455 (sse2_cvtsd2siq): Likewise.
2456 (sse2_cvtsd2siq_2): Likewise.
2457 (sse2_cvttsd2si): Likewise.
2458 (sse2_cvttsd2siq): Likewise.
2459 (sse2_cvtdq2pd): Likewise.
2460 (*sse2_cvtpd2dq): Likewise.
2461 (*sse2_cvttpd2dq): Likewise.
2462 (*sse2_cvtpd2ps): Likewise.
2463 (sse2_cvtps2pd): Likewise.
2464 (sse3_movshdup): Likewise.
2465 (sse3_movsldup): Likewise.
2466 (sse_storehps): Likewise.
2467 (*sse4_1_extractps): Likewise.
2468 (sse2_storelpd): Likewise.
2469 (vec_dupv2df_sse3): Likewise.
2470 (*vec_concatv2df_sse3): Likewise.
2471 (*sse4_1_pextrb): Likewise.
2472 (*sse4_1_pextrb_memory): Likewise.
2473 (*sse2_pextrw): Likewise.
2474 (*sse4_1_pextrw_memory): Likewise.
2475 (*sse4_1_pextrd): Likewise.
2476 (*sse4_1_pextrq): Likewise.
2477 (sse2_pshufd_1): Likewise.
2478 (sse2_pshuflw_1): Likewise.
2479 (sse2_pshufhw_1): Likewise.
2480 (*sse2_storeq_rex64): Likewise.
2481 (*vec_dupv4si): Likewise.
2482 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2483 (sse2_pmovmskb): Likewise.
2484 (*sse2_maskmovdqu): Likewise.
2485 (*sse2_maskmovdqu_rex64): Likewise.
2486 (sse_ldmxcsr): Likewise.
2487 (sse_stmxcsr): Likewise.
2488 (abs<mode>2): Likewise.
2489 (sse4_1_movntdqa): Likewise.
2490 (sse4_1_phminposuw): Likewise.
2491 (sse4_1_extendv8qiv8hi2): Likewise.
2492 (*sse4_1_extendv8qiv8hi2): Likewise.
2493 (sse4_1_extendv4qiv4si2): Likewise.
2494 (*sse4_1_extendv4qiv4si2): Likewise.
2495 (sse4_1_extendv2qiv2di2): Likewise.
2496 (*sse4_1_extendv2qiv2di2): Likewise.
2497 (sse4_1_extendv4hiv4si2): Likewise.
2498 (*sse4_1_extendv4hiv4si2): Likewise.
2499 (sse4_1_extendv2hiv2di2): Likewise.
2500 (*sse4_1_extendv2hiv2di2): Likewise.
2501 (sse4_1_extendv2siv2di2): Likewise.
2502 (*sse4_1_extendv2siv2di2): Likewise.
2503 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2504 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2505 (sse4_1_zero_extendv4qiv4si2): Likewise.
2506 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2507 (sse4_1_zero_extendv2qiv2di2): Likewise.
2508 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2509 (sse4_1_zero_extendv4hiv4si2): Likewise.
2510 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2511 (sse4_1_zero_extendv2hiv2di2): Likewise.
2512 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2513 (sse4_1_zero_extendv2siv2di2): Likewise.
2514 (*sse4_1_zero_extendv2siv2di2): Likewise.
2515 (sse4_1_ptest): Likewise.
2516 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2517 (sse4_2_pcmpestri): Likewise.
2518 (sse4_2_pcmpestrm): Likewise.
2519 (sse4_2_pcmpistri): Likewise.
2520 (sse4_2_pcmpistrm): Likewise.
2522 (aeskeygenassist): Likewise.
2524 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2526 * config/i386/predicates.md (vzeroall_operation): New.
2528 * config/i386/sse.md (avx_vzeroall): New.
2529 (*avx_vzeroall): Likewise.
2531 2008-08-28 Paul Brook <paul@codesourcery.com>
2532 Mark Shinwell <shinwell@codesourcery.com>
2533 Richard Earnshaw <richard.earnshaw@arm.com>
2535 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2536 (TARGET_MIN_ANCHOR_OFFSET): New.
2537 (arm_override_options): Set correct anchor ranges for Thumb-1
2538 and Thumb-2 if required.
2539 (legitimize_pic_address): Handle case involving a TLS symbol
2540 reference with an addend.
2541 (arm_optimization_options): Enable section anchors at -O1 and
2543 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2544 * config/arm/arm-protos.h (arm_optimization_options): New.
2546 2008-08-28 Nick Clifton <nickc@redhat.com>
2548 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2549 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2552 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2553 * config/v850/v850.md (return): Remove frame size restriction.
2555 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2557 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2559 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2561 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2563 2008-08-28 Paul Brook <paul@codesourcery.com>
2565 * config/arm/vfp11.md: Update license notice.
2566 * config/arm/cortex-r4.md: Ditto.
2568 2008-08-28 Richard Guenther <rguenther@suse.de>
2570 PR tree-optimization/37207
2571 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2574 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2577 * tree.c (int_fits_type_p): Don't forget unsigned integers
2578 of type sizetype which higher end word equals -1.
2580 2008-08-28 Ira Rosen <irar@il.ibm.com>
2582 * target.h (struct vectorize): Add new target builtin.
2583 * tree-vectorizer.c (destroy_loop_vec_info): Call
2584 vect_free_slp_instance instead of vect_free_slp_node.
2585 * tree-vectorizer.h (enum slp_load_perm_type): New.
2586 (struct _slp_instance): Add new fields.
2587 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2588 (SLP_INSTANCE_LOADS): New.
2589 (vect_free_slp_tree): Remove.
2590 (vect_free_slp_instance): Declare.
2591 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2592 (vectorizable_load): Add argument.
2593 (vect_transform_slp_perm_load): New.
2594 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2596 (vect_get_place_in_interleaving_chain): New function.
2597 (vect_free_slp_tree): Make static.
2598 (vect_free_slp_instance): New function.
2599 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2600 collect the load location in the interleaving chain.
2601 (vect_supported_slp_permutation_p): New function.
2602 (vect_supported_load_permutation_p): Likewise.
2603 (vect_analyze_slp_instance): In case of loads permutation, call
2604 vect_supported_load_permutation_p to check that the permutation is
2606 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2607 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2608 (vect_create_mask_and_perm): New function.
2609 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2610 (vectorizable_load): Add an argument. Don't keep the created vectors
2611 statements in the node if permutation is required. Call
2612 vect_transform_slp_perm_load to generate the permutation.
2613 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2614 additional argument.
2615 (vect_schedule_slp_instance): In case of loads permutation, allocate
2616 vectorized statements structure for all the related SLP nodes. Call
2617 vect_transform_stmt with addditional argument.
2618 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2619 * config/spu/spu.c (spu_builtin_vec_perm): New.
2620 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2621 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2622 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2623 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2625 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2627 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2628 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2629 __gthread_cond_signal, __gthread_cond_timedwait,
2630 __gthread_cond_timedwait_recursive): New functions.
2631 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2633 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2636 2008-08-28 Richard Guenther <rguenther@suse.de>
2639 * fold-const.c (maybe_canonicalize_comparison_1): Require
2640 undefined overflow only for canonicalizing A +- CST cmp CST.
2641 Make sure to not generate new constants that are not inside
2642 their TYPE_MIN/MAX_VALUE range.
2643 (maybe_canonicalize_comparison): Remove undefined overflow
2645 (fold_binary): Remove now duplicate folding.
2647 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2649 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2650 use not updated in the last change.
2652 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2654 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2655 (IRA_COVER_CLASSES): Add FPUL_REGS.
2657 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2660 * c-common.c (conversion_warning): Check for null operands.
2662 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2665 * c-decl.c (check_for_loop_decls): Improve error message. Give
2668 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2671 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2672 (convert_for_assignment): Pass corrent OPT_W* parameter to
2673 WARN_FOR_ASSIGNMENT.
2675 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2678 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2680 2008-08-27 Paul Brook <paul@codesourcery.com>
2682 * config.gcc: Loosen checks for arm uclinux eabi targets.
2684 2008-08-27 Paul Brook <paul@codesourcery.com>
2686 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2688 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2690 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2692 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2693 the enumerators of an ENUMERAL_TYPE.
2694 * dbxout.c (dbxout_type): Ditto.
2696 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2699 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2700 (fwprop_addr): Check that the loop_father is not the outer loop.
2702 2008-08-26 Paul Brook <paul@codesourcery.com>
2704 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2705 Remove documentation entry for fmul type.
2706 Use fmuls to annotate single-precision multiplication patterns,
2707 fmuld to annotate double-precision multiplication patterns,
2708 fmacs to annotate single-precision multiply-accumulate patterns
2709 and fmacd to annotate double-precision multiply-accumulate patterns.
2710 * config/arm/vfp11.md: Update reservations accordingly.
2711 * config/arm/arm.md: Note that certain values of the "type"
2712 attribute are documented in vfp.md.
2713 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2714 (v10_cvt): Use new fmul types.
2716 2008-08-26 Paul Brook <paul@codesourcery.com>
2718 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2719 * config/arm/vfp11.md: ...here. New.
2720 * config/arm/arm.md: Include vfp11.md.
2722 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2724 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2725 parameter to inform call.
2727 2008-08-26 Jeff Law <law@redhat.com>
2729 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2730 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2731 preferred class when copying a constant into a partial word register.
2733 2008-08-26 Ben Elliston <bje@au.ibm.com>
2735 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2736 * cp/typeck.c: Likewise.
2737 * cp/tree.c: Likewise.
2738 * gimple-low.c: Likewise.
2741 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2743 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2744 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2746 * doc/passes.texi: Describe IRA.
2748 * doc/tm.texi (IRA_COVER_CLASSES,
2749 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2751 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2752 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2753 -fira-propagate-cost, -fno-ira-share-save-slots,
2754 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2756 * flags.h (ira_algorithm): New enumeration.
2757 (flag_ira_algorithm, flag_ira_verbose): New external variable
2760 * postreload.c (gate_handle_postreload): Don't do post reload
2761 optimizations unless the reload is completed.
2763 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2766 * tree-pass.h (pass_ira): New external variable declaration.
2768 * reload.h: Add 2008 to the Copyright.
2770 * cfgloopanal.c: Include params.h.
2771 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2774 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2776 * toplev.c (ira.h): New include.
2777 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2778 (backend_init_target): Call ira_init.
2779 (backend_init): Call ira_init_once.
2780 (finalize): Call finish_ira_once.
2782 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2783 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2786 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2787 may_move_out_cost): New external variable declarations.
2788 (move_table): New typedef.
2790 * caller-save.c: Include headers output.h and ira.h.
2791 (no_caller_save_reg_set): New global variable.
2792 (save_slots_num, save_slots): New variables.
2793 (reg_save_code, reg_restore_code, add_stored_regs): Add
2795 (init_caller_save): Set up no_caller_save_reg_set.
2796 (init_save_areas): Reset save_slots_num.
2797 (saved_hard_reg): New structure.
2798 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2799 (initiate_saved_hard_regs, new_saved_hard_reg,
2800 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2802 (setup_save_areas): Add code for sharing stack slots.
2803 (all_blocks): New variable.
2804 (save_call_clobbered_regs): Process pseudo-register too.
2805 (mark_set_regs): Process pseudo-register too.
2806 (insert_one_insn): Put the insn after bb note in a empty basic
2807 block. Add insn check.
2809 * global.c (eliminable_regset): Make it external.
2810 (mark_elimination): Use DF_LR_IN for IRA.
2811 (pseudo_for_reload_consideration_p): New.
2812 (build_insn_chain): Make it external. Don't ignore spilled
2813 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2814 (gate_handle_global_alloc): New function.
2815 (pass_global_alloc): Add the gate function.
2817 * opts.c (decode_options): Set up flag_ira. Print the warning for
2819 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2821 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2823 * regmove.c (regmove_optimize): Don't do replacement of output for
2826 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2827 New external variable declarations.
2829 * local-alloc.c (update_equiv_regs): Make it external. Return
2830 true if jump label rebuilding should be done. Rescan new_insn for
2832 (gate_handle_local_alloc): New function.
2833 (pass_local_alloc): Add the gate function.
2835 * alias.c (value_addr_p, stack_addr_p): New functions.
2836 (nonoverlapping_memrefs_p): Use them for IRA.
2838 * common.opt (fira, fira-algorithm, fira-coalesce,
2839 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2840 fira-verbose): New options.
2842 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2843 move_cost, may_move_in_cost, may_move_out_cost): Make the
2845 (move_table): Remove typedef.
2846 (init_move_cost): Make it external.
2847 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2850 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2851 setup_reg_classes): New function prototypes.
2852 (eliminable_regset): New external variable declaration.
2853 (build_insn_chain, update_equiv_regs): New function prototypes.
2855 * Makefile.in (IRA_INT_H): New definition.
2856 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2857 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2858 (reload1.o, toplev.o): Add dependence on ira.h.
2859 (cfgloopanal.o): Add PARAMS_H.
2860 (caller-save.o): Add dependence on output.h and ira.h.
2861 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2862 ira-emit.o, ira-lives.o): New entries.
2864 * passes.c (pass_ira): New pass.
2866 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2868 * reload1.c (ira.h): Include the header.
2869 (changed_allocation_pseudos): New bitmap.
2870 (init_reload): Initiate the bitmap.
2871 (compute_use_by_pseudos): Permits spilled registers in FROM.
2872 (temp_pseudo_reg_arr): New variable.
2873 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2874 IRA. Call alter_reg with the additional parameter. Don't clear
2875 spilled_pseudos for IRA. Restore original insn chain for IRA.
2876 Clear changed_allocation_pseudos at the end of reload.
2877 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2878 (hard_regno_to_pseudo_regno): New variable.
2879 (count_pseudo): Check spilled pseudos. Set up
2880 hard_regno_to_pseudo_regno.
2881 (count_spilled_pseudo): Check spilled pseudos. Update
2882 hard_regno_to_pseudo_regno.
2883 (find_reg): Use better_spill_reload_regno_p. Check
2884 hard_regno_to_pseudo_regno.
2885 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2887 (eliminate_regs_1): Use additional parameter for alter_reg.
2888 (finish_spills): Set up pseudo_previous_regs only for spilled
2889 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2890 more arguments. Don't clear live_throughout and dead_or_set for
2891 spilled pseudos. Use additional parameter for alter_reg. Call
2892 mark_allocation_change. Set up changed_allocation_pseudos.
2893 Remove sanity check.
2894 (emit_input_reload_insns, delete_output_reload): Use additional
2895 parameter for alter_reg. Call mark_allocation_change.
2896 (substitute, gen_reload_chain_without_interm_reg_p): New
2898 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2900 * testsuite/gcc.dg/20080410-1.c: New file.
2902 * config/s390/s390.h (IRA_COVER_CLASSES,
2903 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2905 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2907 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2909 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2911 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2913 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2915 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2917 2008-08-24 Jeff Law <law@redhat.com>
2918 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2919 when ignoring unavailable registers.
2921 2008-08-24 Jeff Law <law@redhat.com>
2922 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2923 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2924 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2925 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2927 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2928 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2930 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2931 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2932 * reload1.c (find_reg): Process registers in register allocation order.
2934 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2935 * toplev.c (backend_init_target): Move ira_init call from
2937 (lang_dependent_init_target): ...to here.
2939 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2940 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2941 calculate memory move costs for NO_REGS.
2943 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2944 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2945 STACK_REGS is defined.
2947 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2948 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2950 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2951 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2953 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2954 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2955 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2958 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2959 Dorit Nuzman <dorit@il.ibm.com>
2961 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2962 vec_extract_evenv4sf, vec_extract_evenv8hi,
2963 vec_extract_evenv16qi, vec_extract_oddv4si,
2964 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2965 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2966 vec_interleave_highv4si, vec_interleave_lowv4si,
2967 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2968 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2969 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2971 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2974 * config/rs6000/rs6000.c (optimization_options): Don't default to
2975 section anchors without toplevel reorder.
2977 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2979 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2980 (mfc_end_critical_section): Likewise.
2982 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2984 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2985 all type qualifiers from element type to vector type.
2987 2008-08-25 David Daney <ddaney@avtrex.com>
2989 * config/mips/mips.md (immediate_insn): Move up in file, fix
2990 comment typo, reformat.
2991 (fetchop_bit, atomic_hiqi_op memory_barrier,
2992 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2993 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2994 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2995 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2996 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2997 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2998 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2999 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3000 sync_old_nand<mode>, sync_new_nand<mode>,
3001 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3002 test_and_set_12): Moved to sync.md.
3004 * config/mips/sync.md: New file.
3006 2008-08-25 Richard Henderson <rth@redhat.com>
3008 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3009 (regsave): Likewise.
3010 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3011 (output_cfi_directive): Likewise.
3012 (div_data_align): New.
3013 (output_cfi): Use it.
3015 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3017 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3018 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3019 (TARGET_OCTEON): New macro.
3020 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3021 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3022 (ISA_HAS_POP): New macro.
3023 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3025 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3027 * config/mips/mips.md (cpu): Add octeon.
3028 (type): Add pop attribute value.
3029 (popcount<mode>2): New pattern.
3030 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3032 2008-08-24 Jan Hubicka <jh@suse.cz>
3034 * doc/invoke.texi (-fipa-cp-clone): New option.
3035 (-fipa-cp): Update docs.
3036 (--param ipcp-unit-growth):New.
3037 * ipa-cp.c: Include fibheap.h, params.h
3038 (ipcp_initialize_node_lattices): When not cloning, all externally
3039 visible functions are bottom.
3040 (ipcp_need_redirect_p): Accept clones.
3041 (ipcp_insert_stage): Use cost driven heuristics.
3042 (max_count, dead_nodes): New static vars.
3043 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3044 ipcp_const_param_count): New functions.
3045 * common.opt (ipa-cp-clone): New command line option.
3046 * params.def (ipcp-unit-growth): New.
3048 2008-08-24 Jan Hubicka <jh@suse.cz>
3050 * tree-inline.c (tree_function_versioning): Look harder
3051 for referenced vars.
3053 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3055 PR tree-optimization/37185
3056 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3058 2008-08-23 Jan Hubicka <jh@suse.cz>
3060 * ipa-cp.c (ipcp_analyze_node): New function.
3061 (ipcp_update_cloned_node): Use it.
3062 (ipcp_init_stage): Likewise.
3063 * ipa-inline.c (function_insertion_hook_holder): New static var.
3064 (analyze_function): Break out from ....
3065 (inline_generate_summary): Here; register insertion hook.
3066 (cgraph_decide_inlining): Remove hook.
3067 (add_new_function): New function.
3069 2008-08-23 Jan Hubicka <jh@suse.cz>
3071 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3073 2008-08-23 Jan Hubicka <jh@suse.cz>
3075 * ipa-cp.c (constant_val_insert): Remove.
3076 (ipcp_propagate_one_const): Remove.
3077 (ipcp_create_replace_map): Always insert replacements to the map.
3078 (ipcp_insert_stage): Do not try to insert statements by hand.
3079 * tree-inline.c (insert_init_stmt): Break out from ...
3080 (setup_one_parameter): ... here; allow NULL BB pointer.
3081 (tree_function_versioning): Use setup_one_parameter to process
3084 2008-08-23 Jan Hubicka <jh@suse.cz>
3086 * tree.c (decl_address_ip_invariant_p): New function.
3087 * tree.h (decl_address_ip_invariant_p): Declare.
3088 * gimple.c (strip_invariant_refs): Break out from ...
3089 (is_gimple_invariant_address): ... here
3090 (is_gimple_ip_invariant_address): New function.
3091 (is_gimple_ip_invariant): New function.
3092 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3095 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3096 (ipcp_lat_is_insertable): All constants are insertable.
3097 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3098 IPA_CONST_VALUE_REF.
3099 (ipcp_initialize_node_lattices): Propagate all types of operands.
3100 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3101 (ipcp_create_replace_map): Reformat.
3102 (ipcp_need_redirect_p): Simplify.
3103 (ipcp_insert_stage): Check that argument is used before clonning.
3104 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3105 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3106 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3107 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3108 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3109 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3110 * tree-inline.c (tree_function_versioning): Add variables referenced by
3113 2008-08-23 Jan Hubicka <jh@suse.cz>
3116 * i386.c (standard_80387_constant_p): Use optimize_size.
3118 2008-08-23 Ira Rosen <irar@il.ibm.com>
3120 PR tree-optimization/37161
3121 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3122 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3123 (vect_determine_vectorization_factor): Move the scalar type
3124 retrieval to vect_get_smallest_scalar_type.
3125 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3126 scalar type. Remove redundant computation.
3127 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3128 (vect_get_slp_defs): Take the type of RHS into account if
3129 necessary by calling vect_get_smallest_scalar_type. Call
3130 vect_get_constant_vectors with additional argument.
3132 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3135 * doc/invoke.texi (Wwrite-strings): Clarify description.
3137 2008-08-23 Ira Rosen <irar@il.ibm.com>
3139 PR tree-optimization/37174
3140 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3141 def stmt is a part of the loop before accessing its stmt_vec_info.
3143 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3146 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3147 (*swap): New insn pattern.
3148 (*ashlqi3): Rename from ashlqi3 insn pattern.
3149 (ashlqi3): New expanders.
3150 (*lshrqi3): Rename from lshrqi3 insn pattern.
3151 (lshrqi3): New expanders.
3152 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3153 lshrqi3_const5, lshrqi3_const6): New splitters.
3154 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3155 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3158 2008-08-22 Richard Guenther <rguenther@suse.de>
3160 PR tree-optimization/37078
3161 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3162 [+INF, +INF] ranges.
3164 2008-08-22 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/37143
3167 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3168 a conversion statement instead of a copy.
3170 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3173 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3174 CCCmode, CCOmode and CCSmode destination modes.
3177 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3178 from different units in a single alternative.
3179 (*vec_extractv2sf_1): Ditto.
3180 (*vec_extractv2si_0): Ditto.
3181 (*vec_extractv2si_1): Ditto.
3182 * config/i386/sse.md (sse2_storehpd): Ditto.
3183 (sse2_storelpd): Ditto.
3184 (sse2_loadhpd): Ditto.
3185 (sse2_loadlpd): Ditto.
3188 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3189 (popcountsi2): Ditto.
3190 (clzdi2_abm): Ditto.
3191 (popcountdi2): Ditto.
3192 (clzhi2_abm): Ditto.
3193 (popcounthi2): Ditto.
3195 2008-08-22 Richard Guenther <rguenther@suse.de>
3199 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3200 if the multiplication does not overflow.
3202 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3204 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3206 2008-08-21 Richard Henderson <rth@redhat.com>
3208 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3209 spurrious comma from test.
3210 * configure: Rebuild.
3212 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3215 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3218 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3220 * c-tree.h (grokfield): New argument.
3221 * c-decl.c (grokfield): Handle new location argument.
3222 * c-parser.c (c_parser_struct_declaration): Pass location to
3225 2008-08-21 Richard Guenther <rguenther@suse.de>
3227 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3229 2008-08-21 Jan Hubicka <jh@suse.cz>
3231 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3232 (cgraph_add_function_insertion_hook,
3233 cgraph_remove_function_insertion_hook,
3234 cgraph_call_function_insertion_hooks): New functions.
3235 * cgraph.h (cgraph_add_function_insertion_hook,
3236 cgraph_remove_function_insertion_hook,
3237 cgraph_call_function_insertion_hooks): Declare.
3238 * ipa-reference.c (function_insertion_hook_holder): New variable.
3239 (check_operand, look_for_address_of): When checking late, do not care
3240 about module bitmaps.
3241 (add_new_function): New function.
3242 (generate_summary): Register hooks; zero module bitmaps.
3243 (propagate): Unregister hooks.
3244 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3245 (add_new_function): New function.
3246 (generate_summary): Register hook.
3247 (propagate): Remove hook.
3249 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3251 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3252 * ipa-cp.c (ipcp_update_cloned_node): New function.
3253 (build_const_val): Handle functions correctly; bring type logic
3254 into sync with tree-inline.c
3255 (ipcp_init_stage): Take care of computing stuff needed by
3256 indirect inlining; update clones.
3257 (ipcp_generate_summary): Break out of ipcp_driver.
3258 (ipcp_driver): Do only execution and transformation.
3259 (pass_ipa_cp): Make IPA_PASS.
3260 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3262 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3263 ipcp, some info is already available.
3264 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3265 * tree-inline.c (remap_ssa_name): Unshare expression.
3267 2008-08-21 Richard Guenther <rguenther@suse.de>
3269 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3270 a PHI ask VN if it is already available.
3271 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3272 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3274 2008-08-21 Richard Guenther <rguenther@suse.de>
3277 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3278 makes sure to produce a result of the correct type.
3280 2008-08-21 Jan Hubicka <jh@suse.cz>
3281 Backport from LTO branch:
3283 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3284 Jan Hubicka <jh@suse.cz>
3287 (init_state, finish_state, set_function_state, generate_summary):
3289 (scan_stmt): Renamed from scan_function. Changed to keep state in
3290 local static vars rather than cgraph aux field.
3291 (propagate): Renamed from static_execute. Changed to keep state in
3292 local static vars rather than cgraph aux field.
3293 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3294 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3296 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3298 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3299 * ipa-reference.c (init_function_info, generate_summary,
3300 propagate): New functions.
3301 (analyze_function): Call init_function_info.
3302 (static_execute): Stripped into generate_summary and propagate.
3303 (pass_ipa_reference): Made into ipa_opt_pass.
3305 2008-08-21 Richard Guenther <rguenther@suse.de>
3307 PR tree-optimization/37181
3308 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3310 (extract_range_from_unary_expr): Likewise.
3312 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3314 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3316 * toplev.h (pedwarn_at): Likewise.
3317 * builtins.c: Update all calls to pedwarn.
3318 * c-lex.c: Likewise.
3319 * toplev.c: Likewise.
3320 * c-tree.h: Likewise.
3321 * c-decl.c: Likewise.
3322 * c-errors.c: Likewise.
3323 * c-typeck.c: Likewise.
3324 * c-common.c: Likewise.
3325 * c-parser.c: Likewise.
3327 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3330 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3331 with MODE_VECTOR_INT mode.
3333 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3336 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3337 initialized outside the current module.
3338 (warn_uninitialized_var): Ignore left-hand side when walking the
3339 trees. Ignore address expressions. Examine VUSE operands in gimple
3340 statements with a variable declaration on the right-hand side.
3342 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3345 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3347 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3350 * c-common.c (conversion_warning): Do not warn if applying bit-and
3351 operator to unsigned constant that fits in the target type.
3353 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3356 * c-common.c (conversion_warning): Do not warn for artificial
3359 2008-08-20 Richard Guenther <rguenther@suse.de>
3361 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3362 (extract_range_from_binary_expr): Fall back to constant propagation.
3363 (extract_range_from_unary_expr): Likewise.
3365 2008-08-20 Richard Guenther <rguenther@suse.de>
3367 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3368 with TREE_THIS_VOLATILE on shared nodes.
3369 (fold_stmt_r): Likewise.
3371 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3374 * c-parser.c (c_parser_attributes): For keywords use canonical
3375 spelling for attr_name.
3377 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3379 * value-prof.c (check_counter): Revert wrong call to error.
3381 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3383 * profile.c: Update calls to inform.
3384 * value-prof.c: Update calls to inform.
3386 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3388 * diagnostic.c (inform): Add an explicit location_t parameter.
3389 * toplev.h (inform): Update declaration.
3390 * builtins.c: Update all calls to inform.
3391 * c-common.c: Likewise.
3392 * c-decl.c: Likewise.
3393 * c-opts.c: Likewise.
3394 * c-pch.c: Likewise.
3395 * c-pragma.c: Likewise.
3396 * c-typeck.c: Likewise.
3397 * coverage.c: Likewise.
3399 * toplev.c: Likewise.
3400 * tree-cfg.c: Likewise.
3401 * tree-ssa.c: Likewise.
3403 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3406 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3407 V2DI mode, for SSE4.1, use movq instead of vector set if the
3408 second element is zero and inter-unit moves are OK.
3410 2008-08-20 Richard Guenther <rguenther@suse.de>
3412 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3413 properly handle conversion/copy chains after tuplification.
3415 2008-08-20 Richard Guenther <rguenther@suse.de>
3417 * passes.c (init_optimization_passes): Move the second
3418 forwprop pass before alias computation. Remove the second
3419 DCE pass. Remove the first dominator and phi copy/const
3422 2008-08-20 Nick Clifton <nickc@redhat.com>
3424 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3425 support of this feature. Do not assume that a sufficiently new
3426 assembler will support the feature regardless of the target type.
3427 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3428 * configure: Regenerate.
3430 2008-08-20 Richard Guenther <rguenther@suse.de>
3432 * tree-vrp.c (found_in_subgraph): Remove.
3433 (live): New global static.
3434 (live_on_edge): New function.
3435 (blocks_visited): Remove.
3436 (register_edge_assert_for_2): Use live_on_edge.
3437 (find_conditional_asserts): Remove code dealing with
3438 found_in_subgraph. Do not walk the CFG.
3439 (find_switch_asserts): Likewise.
3440 (find_assert_locations_1): Renamed from find_assert_locations.
3441 Move finding assert locations for conditional and switch
3442 statements first. Update live bitmap. Do not walk the CFG.
3443 (find_assert_locations): New function.
3444 (insert_range_assertions): Remove entry of CFG walk.
3445 Adjust call to find_assert_locations.
3446 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3447 that only can appear because of fake exit edges but assert we
3448 never try to insert on those.
3449 (fini_pre): Do not remove fake exit edges here...
3450 (execute_pre): ...but here, before committing edge inserts.
3452 2008-08-19 Richard Guenther <rguenther@suse.de>
3454 * passes.c (init_optimization_passes): Exchange store-ccp
3457 2008-08-19 Rafael Espindola <espindola@google.com>
3459 * varasm.c (weak_decls): Move earlier in the file.
3460 (assemble_external): Add weak decls to the weak_decls list.
3461 (declare_weak): Don't add decls to the weak_decls list.
3463 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3466 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3467 before (sse2_shufpd_<mode>).
3469 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3472 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3473 * tree.c (block_nonartificial_location): Likewise.
3475 2008-08-19 Richard Guenther <rguenther@suse.de>
3477 PR tree-optimization/35972
3478 PR tree-optimization/23094
3479 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3481 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3482 handle MISALIGNED_INDIRECT_REF.
3483 (get_ref_from_reference_ops): New helper.
3484 (vn_reference_lookup_pieces): Walk the use-def chain using the
3485 alias-oracle if requested.
3486 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3487 walking the use-def chain.
3488 (compute_avail): But not here.
3489 (create_component_ref_by_pieces_1): Properly handle
3490 MISALIGNED_INDIRECT_REF.
3491 (do_regular_insertion): Handle fully redundant
3492 expressions after PHI-translation also for SSA_NAME values, not
3493 only constants. Correctly use edoubleprime for that.
3495 2008-08-19 Ira Rosen <irar@il.ibm.com>
3497 * tree-vectorizer.c (supportable_widening_operation): Support
3498 multi-step conversion, return the number of steps in such conversion
3499 and the required intermediate types.
3500 (supportable_narrowing_operation): Likewise.
3501 * tree-vectorizer.h (vect_pow2): New function.
3502 (supportable_widening_operation): Change argument types.
3503 (supportable_narrowing_operation): Likewise.
3504 (vectorizable_type_promotion): Add an argument.
3505 (vectorizable_type_demotion): Likewise.
3506 * tree-vect-analyze.c (vect_analyze_operations): Call
3507 vectorizable_type_promotion and vectorizable_type_demotion with
3508 additional argument.
3509 (vect_get_and_check_slp_defs): Detect patterns.
3510 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3512 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3513 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3514 according to the smallest type in the loop.
3515 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3516 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3517 supportable_widening_operation with correct arguments.
3518 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3519 operands lists according to the number of vector statements in left
3520 or right node, if exists.
3521 (vect_gen_widened_results_half): Remove unused argument.
3522 (vectorizable_conversion): Call supportable_widening_operation,
3523 supportable_narrowing_operation, and vect_gen_widened_results_half
3524 with correct arguments.
3525 (vectorizable_assignment): Change documentation, support multiple
3527 (vectorizable_operation): Likewise.
3528 (vect_get_loop_based_defs): New function.
3529 (vect_create_vectorized_demotion_stmts): Likewise.
3530 (vectorizable_type_demotion): Support loop-aware SLP and general
3531 multi-step conversion. Call vect_get_loop_based_defs and
3532 vect_create_vectorized_demotion_stmts for transformation.
3533 (vect_create_vectorized_promotion_stmts): New function.
3534 (vectorizable_type_promotion): Support loop-aware SLP and general
3535 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3537 (vectorizable_store): Change documentation, support multiple
3539 (vectorizable_load): Likewise.
3540 (vect_transform_stmt): Pass SLP_NODE to
3541 vectorizable_type_promotion and vectorizable_type_demotion.
3542 (vect_schedule_slp_instance): Move here the calculation of number
3543 of vectorized statements for each node from...
3544 (vect_schedule_slp): ... here.
3545 (vect_transform_loop): Call vect_schedule_slp without the last
3548 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3551 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3552 to == in assert statement.
3553 (vectorizable_reduction): Fix typo.
3555 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3558 * value-prof.c (check_counter): Dereference pointer to overall
3559 count when printing it.
3561 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3563 * profile.h: Really add it.
3565 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3567 * mcf.c: Really add it.
3569 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3570 Vinodha Ramasamy <vinodha@google.com>
3572 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3574 * value-prof.c (check_counter): Fix the counter if
3575 flag_profile_correction is true.
3576 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3577 tree_mod_subtract_transform):
3578 Follow check_counter parameter change.
3579 * common.opt (fprofile-correction): New option.
3581 * profile.h: Likewise.
3582 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3583 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3584 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3586 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3587 flag_profile_correction is set.
3589 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3591 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3593 2008-08-18 Tomas Bily <tbily@suse.cz>
3595 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3596 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3598 * tree-data-ref.c (split_constant_offset_1): Likewise.
3599 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3600 * tree-sra.c (sra_walk_expr): Likewise.
3601 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3602 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3603 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3604 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3606 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3607 * tree-vect-transform.c (vectorizable_type_demotion)
3608 (vectorizable_type_promotion): Likewise.
3609 * tree-inline.c (expand_call_inline):
3610 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3611 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3612 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3613 * expr.c (expand_expr_real_1): Likewise.
3614 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3615 (gimple_assign_unary_useless_conversion_p): Likewise.
3616 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3617 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3618 * fold-const.c (fold_unary): Likewise.
3619 * tree.h (CONVERT_EXPR_P): Likewise.
3620 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3621 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3623 (register_edge_assert_for_2, extract_range_from_unary_expr)
3624 (register_edge_assert_for_1): Likewise.
3626 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3628 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3629 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3630 (enum real_value_const): Delete.
3631 (get_real_const): Delete.
3632 * real.c (get_real_const): Delete.
3633 (dconst_e_ptr): Define.
3634 (dconst_third_ptr): Define.
3635 (dconst_sqrt2_ptr): Define.
3636 * builtins.c: Update all callers.
3638 2008-08-18 Richard Guenther <rguenther@suse.de>
3640 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3641 statement iterator after statement removal.
3643 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3645 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3646 (detect_processor_freebsd): Likewise.
3647 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3649 2008-08-18 Richard Guenther <rguenther@suse.de>
3651 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3652 and loads have the correct types.
3654 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3657 * c-opts.c (cpp_opts): Remove static.
3658 * c-parser.c (cpp_opts): Declare it extern.
3659 (disable_extension_diagnostics): Handle cpp options.
3660 (enable_extension_diagnostics): Likewise.
3662 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3664 * diagnostics.c (permerror_at): Rename as permerror.
3665 (permerror): Delete.
3666 * toplev.h: Likewise.
3668 2008-08-18 Richard Guenther <rguenther@suse.de>
3670 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3671 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3672 Move call_cdce before build_alias. Move copyrename2,
3673 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3674 right after final inlining.
3675 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3676 (pass_build_cfg): But instead via TODO_dump_func.
3678 2008-08-18 Richard Guenther <rguenther@suse.de>
3680 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3682 (scalarize_init): If we failed to generate some initializers
3683 do not generate zeros for not instantiated members. Instead
3684 rely on the copy out.
3685 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3686 about missing flow-sensitive alias info only if we have
3689 2008-08-17 Nick Clifton <nickc@redhat.com>
3691 * doc/extend.texi (Function Attributes): Fix typo in description
3692 if hot function attribute.
3694 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3695 Richard Sandiford <rdsandiford@googlemail.com>
3697 * doc/install.texi (--with-mips-plt): Document.
3698 * doc/invoke.texi (-mplt, -mno-plt): Document.
3699 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3700 and handle ${with_mips_plt}.
3701 * config/mips/mips.opt (mplt): New option.
3702 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3703 (TARGET_ABICALLS_PIC2): Likewise.
3704 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3705 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3706 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3707 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3708 to decide whether to output ".option picX" directives.
3709 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3710 Pass -call_nonpic rather than -KPIC for -mplt.
3711 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3712 on the command line. Also remove it when -mabi=64 is used without
3714 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3715 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3716 TARGET_ABICALLS_PIC0.
3717 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3719 (mips16_build_function_stub): Only output ".option pic" directives
3720 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3721 (mips16_build_call_stub): Fix comment and remove redundant
3722 ".set at"/"set .noat" directives.
3723 (mips_function_rodata_section): Use the default behaviour for
3724 TARGET_ABSOLUTE_ABICALLS.
3725 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3726 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3727 (mips_restore_gp): Do nothing if the current function doesn't use
3729 (mips_expand_prologue): Only save $gp if the current function uses it.
3730 Use a normal move for TARGET_ABICALLS_PIC0.
3731 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3733 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3735 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3736 of function when handling GLOBAL_POINTER_REGNUM.
3738 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3741 * common.opt (-fstack-check): Do not declare the variable here.
3742 (-fstack-check=): New option variant.
3743 * doc/invoke.texi (Code Gen Options): Document it.
3744 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3745 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3746 (STACK_CHECK_STATIC_BUILTIN): New macro.
3747 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3748 * opts.c: Include expr.h.
3749 (common_handle_option) <OPT_fold_stack_check_>: New case.
3750 <OPT_fstack_check>: Likewise.
3751 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3752 consistently in the test for variable-sized types. Adjust for
3753 new behaviour of flag_stack_check.
3754 * explow.c: Include except.h.
3755 (allocate_dynamic_stack_space): Do not take into account
3756 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3757 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3758 for variable-sized parameters. Treat all parameters whose size is
3759 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3760 stack checking is enabled.
3761 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3762 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3763 if generic stack checking is enabled.
3764 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3765 * reload1.c (reload): Likewise.
3766 * stmt.c (expand_decl): Assert that all automatic variables have
3767 fixed size at this point and remove dead code.
3768 * flags.h (stack_check_type): New enumeration type.
3769 (flag_stack_check): Declare.
3770 * toplev.c (flag_stack_check): New global variable.
3771 * Makefile.in (opts.o): Add dependency on EXPR_H.
3772 (explow.o): Add dependency on except.h.
3774 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3776 * config/avr/avr.c (avr_override_options): Reduce value of
3777 PARAM_INLINE_CALL_COST.
3779 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3781 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3782 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3783 lieu of TYPE_MODE (type) throughout.
3785 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3787 * config/arm/arm.c (add_minipool_backward_ref): Check for
3788 8-byte-aligned entries in second case of forcing insertion after a
3789 particular entry. Change third case to avoid inserting
3790 non-8-byte-aligned entries before 8-byte-aligned ones.
3792 2008-08-15 Richard Guenther <rguenther@suse.de>
3794 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3795 strip components for unknown size accesses.
3797 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3799 * config/s390/2097.md New file.
3800 * config/s390/s390.md ("z10prop" attribute): Define none,
3801 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3802 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3803 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3804 possible values and apply them to insns as appropriate.
3805 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3806 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3807 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3808 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3810 ("bfp" mode attribute): Removed. Every occurence replaced
3812 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3813 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3816 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3819 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3822 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3824 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3825 additional argument. Support reduction when duplication is needed due
3826 to data-types of different sizes in the loop.
3827 (get_initial_def_for_induction): Fix printout.
3828 (vect_get_vec_def_for_stmt_copy): Support case where the
3829 vec_stmt_for_operand is a phi node.
3830 (vectorizable_reduction): Support reduction when duplication is needed
3831 due to data-types of different sizes in the loop.
3832 (vectorizable_call): Remove restriction to not vectorize in case we
3833 have data-types of different sizes in the loop.
3834 (vectorizable_conversion): Likewise.
3835 (vectorizable_operation): Likewise.
3836 (vectorizable_type_demotion): Likewise.
3837 (vectorizable_type_promotion): Likewise.
3838 (vectorizable_induction): Add restriction to not vectorize in case
3839 we have data-types of different sizes in the loop.
3841 2008-08-14 Christophe Saout <christophe@saout.de>
3842 Uros Bizjak <ubizjak@gmail.com>
3845 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3846 (*vec_concatv2di_rex64_sse4_1): Ditto.
3847 (*vec_concatv2di_rex64_sse): Ditto.
3849 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3852 * fold-const.c (fold_widened_comparison): Do not allow
3853 sign changes that change the result even if shorter type
3854 is wider than arg1_unw's type.
3856 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3858 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3859 Skip if the multilib testing specifies -march that does not
3860 agree with the one specified in the testcase.
3862 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3864 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3865 zero extend SImode values being converted to TFmode before passing
3868 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3870 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3871 __PPU__ when targeting the Cell/B.E. PPU processor.
3873 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3875 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3876 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3877 Rematerialize the static chain, if any.
3878 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3881 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3883 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3884 (new_loc_descr): Likewise.
3885 (add_loc_descr): Likewise.
3886 (size_of_loc_descr): Likewise.
3887 (size_of_locs): Likewise.
3888 (output_loc_operands): Likewise.
3889 (output_loc_sequence): Likewise.
3890 (new_reg_loc_descr): New.
3891 (build_cfa_loc): Use it.
3892 (build_cfa_aligned_loc): Likewise.
3893 (one_reg_loc_descriptor): Likewise.
3894 (based_loc_descr): Likewise.
3896 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3899 * doc/invoke.texi (Wmain): Update.
3900 * c-decl.c (start_decl): warn_main is only 0 or 1.
3901 (start_function): Likewise. Fix formatting.
3902 (finish_function): Delete redundant warning.
3903 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3904 * c-opts (c_common_handle_option): -Wall only has effect if
3905 warn_main is uninitialized. OPT_Wmain is automatically
3906 handled. -pedantic also enables Wmain.
3907 (c_common_post_options): Handle all logic for Wmain here.
3908 * c-common.c (warn_main): Delete.
3909 (check_main_parameter_types): Make pedwarns conditional on
3911 * c-common.h (warn_main): Delete.
3913 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3916 * expr.c (emit_group_store): Allocate stack temp with the
3917 largest alignment when copying from register to stack.
3919 2008-08-13 Richard Guenther <rguenther@suse.de>
3921 * tree.h (maybe_fold_offset_to_address): Declare.
3922 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3923 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3924 Likewise for POINTER_PLUS_EXPR.
3925 (maybe_fold_offset_to_reference): Enable disabled code.
3926 (maybe_fold_offset_to_address): New function.
3927 (fold_stmt_r): Use it.
3928 (fold_gimple_assign): Likewise.
3929 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3930 (gimplify_expr): Likewise.
3932 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3934 * toplev.h (pedwarn_at): Fix declaration.
3936 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3938 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3939 LINK_SPEC): Use %R in -Y P argument.
3941 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3944 * diagnostic.c (pedwarn_at): New.
3945 * toplev.h (pedwarn_at): Declare.
3946 * c-tree.h (build_enumerator): Update declaration.
3947 * c-decl.c (finish_enum): Update comment.
3948 (build_enumerator): Take a location parameter. Give a pedwarn but do
3949 not perform any conversion.
3950 * c-parser.c (c_parser_enum_specifier): Set correct location for
3953 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3956 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3957 expressions except for conversions to signed:1 bitfields. Handle
3958 COND_EXPR with constant operands.
3960 2008-08-13 Richard Guenther <rguenther@suse.de>
3962 PR tree-optimization/15255
3963 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3964 (struct oecount_s): New struct and VEC types.
3966 (oecount_hash): New function.
3967 (oecount_eq): Likewise.
3968 (oecount_cmp): Likewise.
3969 (zero_one_operation): New function.
3970 (build_and_add_sum): Likewise.
3971 (undistribute_ops_list): Perform un-distribution of multiplication
3972 and division on the chain of summands.
3973 (should_break_up_subtract): Also break up subtracts for factors.
3974 (reassociate_bb): Delete dead visited statements.
3975 Call undistribute_ops_list. Re-sort and optimize if it did something.
3976 * passes.c (init_optimization_passes): Move DSE before
3978 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3981 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3983 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3985 * doc/invoke.texi: Revert unintended checkin.
3987 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3990 * gcc.c (include_spec_function): Tweak call to find_a_file.
3992 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3995 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3996 and TRUTH_ORIF_EXPR.
3997 * dojump.c (do_jump): Likewise.
3999 PR tree-optimization/37084
4000 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4001 if id->regimplify, don't assume stmt is a cast assignment.
4003 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4005 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4007 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4010 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4013 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4015 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4016 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4018 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4019 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4020 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4021 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4022 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4024 * doc/tm.texi (Storage Layout): Remove documentation for
4025 TARGET_FLOAT_FORMAT.
4027 * simplify-rtx.c (simplify_binary_operation_1): Replace
4028 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4030 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4032 * real.h (struct real_format): New member has_sign_dependent_rounding.
4033 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4034 spu_single_format, ieee_double_format, mips_double_format,
4035 motorola_double_format, ieee_extended_motorola_format,
4036 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4037 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4038 mips_extended_format, ieee_quad_format, mips_quad_format,
4039 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4040 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4042 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4043 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4044 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4045 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4046 (ROUND_TOWARDS_ZERO): Likewise.
4048 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4049 (FLOAT_MODE_FORMAT): New macro.
4050 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4051 (MODE_COMPOSITE_P): ... this new macro.
4052 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4053 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4054 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4056 * flags.h: Include "real.h".
4058 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4059 REAL_MODE_FORMAT_COMPOSITE_P.
4060 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4062 * doc/tm.texi (Storage Layout): Remove documentation of
4063 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4064 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4065 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4066 they only apply to libgcc2.a.
4068 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4070 * config/spu/float_disf.c: New file.
4071 * config/spu/float_unsdisf.c: New file.
4072 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4073 (LIB2FUNCS_EXCLUDE): Define.
4075 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4076 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4078 * real.h (struct real_format): New member round_towards_zero.
4079 * real.c (round_for_format): Respect fmt->round_towards_zero.
4080 (ieee_single_format, mips_single_format, motorola_single_format,
4081 spu_single_format, ieee_double_format, mips_double_format,
4082 motorola_double_format, ieee_extended_motorola_format,
4083 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4084 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4085 mips_extended_format, ieee_quad_format, mips_quad_format,
4086 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4087 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4089 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4090 real_format to choose rounding mode when calling MPFR functions.
4091 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4092 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4094 * real.h (real_to_decimal_for_mode): Add prototype.
4095 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4096 Respect target rounding mode when generating decimal representation.
4097 (real_to_decimal): New stub for backwards compatibility.
4098 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4099 real_to_decimal_for_mode instead of real_to_decimal.
4101 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4103 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4104 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4106 * real.c (spu_single_format): New variable.
4107 * real.h (spu_single_format): Declare.
4109 * config/spu/spu.c (spu_override_options): Install SFmode format.
4110 (spu_split_immediate): Use integer mode to operate on pieces of
4111 floating-point values in all cases.
4113 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4114 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4115 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4117 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4119 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4121 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4123 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4125 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4128 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4129 on the VAR_DECL instead of TYPE_READONLY on its type.
4131 2008-08-12 Ira Rosen <irar@il.ibm.com>
4133 * tree-vectorizer.c: Depend on langhooks.h.
4134 (supportable_widening_operation): Add two arguments. Support double
4136 (supportable_narrowing_operation): Likewise.
4137 * tree-vectorizer.h (supportable_widening_operation): Add two
4139 (supportable_narrowing_operation): Likewise.
4140 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4141 supportable_widening_operation with correct arguments.
4142 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4143 (vectorizable_type_demotion): Support double type conversions.
4144 (vectorizable_type_promotion): Likewise.
4145 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4147 2008-08-11 Michael Matz <matz@suse.de>
4149 * i386/i386.c (override_options): Move initialisation from
4150 flag_schedule_insns_after_reload to here from ...
4151 (optimization_options): ... here.
4153 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4155 PR rtl-optimization/36998
4156 * dwarf2out.c (compute_barrier_args_size_1,
4157 compute_barrier_args_size): Temporarily remove assertions.
4159 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4162 * tree-ssa.c (struct walk_data): Add new flag
4163 warn_possibly_uninitialized.
4164 (warn_uninitialized_var): Use it.
4165 (warn_uninitialized_vars): New.
4166 (execute_early_warn_uninitialized): Call it.
4167 (execute_late_warn_uninitialized): Likewise.
4169 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4172 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4175 2008-08-09 Jan Hubicka <jh@suse.cz>
4178 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4180 (expand_fix): Be prepared for expansion to fail.
4181 (expand_sfix_optab): Remove instructions if expansion failed.
4183 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4185 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4187 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4188 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4190 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4192 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4193 mips/t-libgcc-mips16 to tmake_file.
4194 * config/mips/mips-protos.h (mips_call_type): New enum.
4195 (mips_pic_base_register, mips_got_load): Declare.
4196 (mips_restore_gp): Take an rtx argument.
4197 (mips_use_pic_fn_addr_reg_p): Declare.
4198 (mips_expand_call): Replace the sibcall_p argument with
4199 a mips_call_type argument. Add a lazy_p parameter.
4200 (mips_split_call): Declare.
4201 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4202 (MIPS16_PIC_TEMP): Likewise.
4203 (reg_class): Delete M16_NA_REGS.
4204 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4205 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4206 (mips_split_hi_p): Declare.
4207 * config/mips/mips.c (mips_split_hi_p): New array.
4208 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4209 (mips_got_symbol_type_p): New function.
4210 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4211 (mips16_stub_function_p): New function.
4212 (mips16_local_function_p): Likewise.
4213 (mips_use_pic_fn_addr_reg_p): Likewise.
4214 (mips_cannot_force_const_mem): Return false for HIGHs.
4215 Extend CONST_INT and symbolic handling to MIPS16, using
4216 mips_symbol_insns to check that the base symbol type is a
4217 legitimate constant. Reject GOT-based constants if
4218 TARGET_MIPS16_PCREL_LOADS.
4219 (mips_const_insns): Check targetm.cannot_force_const_mem when
4220 decomposing a symbolic base and a large offset.
4221 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4222 When calling a function that needs $25 from MIPS16 code,
4223 move the target address into $25 separately and add a USE
4225 (mips16_gp_pseudo_reg): Insert the initializer immediately
4226 before the first real insn.
4227 (mips_pic_base_register, mips_got_load): New functions.
4228 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4229 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4230 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4231 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4232 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4233 also passing NULL_RTX rather than const0_rtx as the aux argument.
4234 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4235 instead of TARGET_EXPLICIT_RELOCS.
4236 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4237 (mips_load_call_address): Replace the sibcall_p argument with
4238 a mips_call_type argument. Use mips_got_load.
4239 (mips16_local_alias): New structure.
4240 (mips16_local_aliases): New variable.
4241 (mips16_local_aliases_hash): New function.
4242 (mips16_local_aliases_eq): Likewise.
4243 (mips16_local_alias): Likewise.
4244 (mips16_stub_function): Likewise.
4245 (mips16_build_function_stub): Create a local alias for the target
4246 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4247 .cpload directive and an R_MIPS_NONE relocation for the target
4248 function, then load the alias rather than the function itself.
4249 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4250 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4251 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4252 (mips16_build_call_stub): Replace the FN parameter with an
4253 FN_PTR parameter. Force the address into a register if it
4254 isn't a call_insn_operand; don't rely on the caller to do this.
4255 If a call to a locally-defined and locally-binding MIPS16
4256 function must be made indirectly, redirect the call to the
4257 function's local alias. Use mips16_stub_function_p,
4258 mips16_stub_function, mips_expand_call and use_reg.
4259 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4260 Use explicit %hi and %lo accesses where possible.
4261 Use MIPS_CALL to generate the correct code form of a
4262 jal instruction. Add clobbers of $18 instead of uses.
4263 Update the call to mips_emit_call_insn.
4264 (mips_expand_call): Replace the SIBCALL_P argument with a
4265 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4266 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4267 allowing it to modify the call address. Update the calls to
4268 mips_load_call_address and mips_emit_call_insn.
4269 (mips_split_call): New function.
4270 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4271 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4272 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4273 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4274 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4276 (mips_cprestore_slot): New function.
4277 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4278 and use mips_cprestore_slot.
4279 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4281 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4282 then use a copygp_mips16 instruction to set up $28.
4283 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4284 (mips16_lay_out_constants): Call split_all_insns_noflow.
4285 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4286 false if TARGET_MIPS16.
4287 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4288 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4289 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4290 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4291 MIPS16 code. Allow MIPS16 o32 PIC.
4292 (mips_override_options): Allow MIPS16 o32 PIC.
4293 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4294 after reload if TARGET_USE_GOT.
4295 (UNSPEC_COPYGP): New constant.
4296 (length): Use a default length of 8 for MIPS16 GOT loads.
4297 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4298 (*got_page<mode>): Check mips_split_hi_p.
4299 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4300 (unspec_got<mode>, unspec_call<mode>): New expanders.
4301 (load_got<mode>, load_call<mode>): Remove the length attributes.
4302 Use a got attribute instead of a type attribute.
4303 (copygp_mips16): New insn.
4304 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4305 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4306 (sibcall, sibcall_value, call, call_value): Update the calls
4307 to mips_expand_call.
4308 (call_internal, call_value_internal): Use mips_split_call.
4309 (call_value_multiple_internal): Likewise.
4310 (call_split): Move after call_internal (the insn it is split from).
4311 (call_internal_direct, call_value_internal_direct): Turn into
4312 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4313 (call_direct_split, call_value_direct_split): New patterns.
4314 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4315 and use M16_REGS instead of M16_NA_REGS.
4316 * config/mips/predicates.md (const_call_insn_operand): Replace
4317 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4318 mips_use_pic_fn_addr_reg_p check.
4319 (move_operand): Reject HIGHs if mips_split_hi_p.
4320 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4321 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4322 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4323 * config/mips/libgcc-mips16.ver: New file.
4324 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4325 $(srcdir)/config/mips/libgcc-mips16.ver.
4327 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4329 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4330 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4331 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4332 (mips16_cfun_returns_in_fpr_p): Likewise.
4334 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4336 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4337 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4338 rather than 4 to PC.
4340 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4342 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4343 (FUNCTION_PROFILER): Save the static chain pointer into $2
4344 beforehand and restore it aftewards.
4345 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4346 address directly into $25 and call the function through $25;
4347 do not clobber $3. Pad the DImode version to cover the space
4348 left by the deleted $25 <- $3 move.
4349 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4350 the removal of the $25 <- $3 move.
4351 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4352 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4354 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4355 Daniel Jacobowitz <dan@codesourcery.com>
4357 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4358 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4359 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4360 * config/mips/mips.c (mips_start_function_definition): New function.
4361 (mips_end_function_definition): Likewise.
4362 (mips_output_function_prologue): Use mips_start_function_definition.
4363 (mips_output_function_epilogue): Use mips_end_function_definition.
4364 (build_mips16_function_stub): Use mips_start_function_definition
4365 and mips_end_function_definition.
4366 (build_mips16_call_stub): Likewise.
4368 2008-08-09 Richard Guenther <rguenther@suse.de>
4370 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4371 * gimple.h (gimple_call_fn): Adjust comment.
4372 (gimple_call_set_fndecl): New function.
4373 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4374 longer having bare FUNCTION_DECL operand.
4375 (gimple_call_return_type): Likewise.
4376 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4378 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4379 (gimple_mod_pow2): Likewise.
4380 (gimple_mod_subtract): Likewise.
4381 (gimple_ic): Likewise.
4382 (gimple_stringop_fixed_value): Likewise.
4383 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4384 longer having bare FUNCTION_DECL operand.
4385 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4386 * omp-low.c (optimize_omp_library_calls): Likewise.
4387 * cgraphunit.c (update_call_expr): Likewise.
4388 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4389 (execute_convert_to_rsqrt): Likewise.
4390 * cfgexpand.c (gimple_to_tree): Simplify.
4391 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4392 bare FUNCTION_DECL operand.
4393 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4394 (convert_gimple_call): Use gimple_call_fndecl.
4395 * c-common.c (c_warn_unused_result): Likewise.
4397 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4400 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4401 (c_finish_return): Likewise.
4402 (c_start_case): Likewise.
4403 * c-common.c (warn_for_collisions_1): Use explicit location in
4405 * c-parser.c (c_parser_condition): New. Call
4406 verify_sequence_points.
4407 (c_parser_paren_condition): Call c_parser_condition.
4408 (c_parser_for_statement): Call c_parser_condition.
4410 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4413 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4414 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4415 Moved from diagnostic.h
4416 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4418 (emit_diagnostic): New.
4419 (warning0, pedwarn0): Delete.
4420 (warning, warning_at, pedwarn, permerror): Return bool.
4421 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4422 Moved to diagnostic.c.
4423 (struct diagnostic_context): Use correct type for
4424 classify_diagnostic.
4425 (diagnostic_report_diagnostic): Update declaration.
4426 (emit_diagnostic): Declare.
4427 * errors.c (warning): Return bool.
4428 * errors.h (warning): Update declaration.
4429 * toplev.h (warning0, pedwarn0): Delete.
4430 (warning, warning_at, pedwarn, permerror): Return bool.
4431 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4432 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4433 inform. Update all calls.
4434 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4435 before giving informative note.
4436 (implicit_decl_warning): Likewise.
4437 * c-typeck.c (build_function_call): Likewise.
4438 * tree-sssa.c (warn_uninit): Likewise.
4439 * builtins.c (gimplify_va_arg_expr): Likewise.
4441 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4444 * doc/invoke.texi (-Wextra): Move warning from here...
4445 (-Wuninitialized): ... to here.
4447 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4450 * flags.h (set_Wunused): Delete
4451 * toplev.c (process_options): Handle Wunused flags here.
4452 * opts.c (maybe_warn_unused_parameter): Delete.
4453 (common_handle_option): Replace set_Wunused by warn_unused.
4454 (set_Wextra): Do not handle Wunused-parameter here.
4455 (set_Wunused): Delete.
4456 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4458 * common.opt (Wunused): Add Var and Init.
4459 (Wunused-function): Likewise.
4460 (Wunused-label): Likewise.
4461 (Wunused-parameter): Likewise.
4462 (Wunused-value): Likewise.
4463 (Wunused-variable): Likewise.
4465 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4467 * doc/invoke.texi: Add cpu_type power7.
4468 * config.in (HAVE_AS_VSX): New.
4469 * config.gcc: Add cpu_type power7.
4470 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4472 * configure: Regenerate.
4473 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4475 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4476 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4477 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4479 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4481 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4482 type to vectorize.builtin_conversion.
4483 (vectorizable_conversion): Likewise.
4484 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4485 integral type as input.
4486 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4488 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4489 and ALTIVEC_BUILTIN_VCTSXS.
4490 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4493 2008-08-08 Richard Guenther <rguenther@suse.de>
4495 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4496 (surely_varying_stmt_p): Calls are varying only if they are
4497 non-builtin and not indirect or have no result.
4498 (ccp_fold): Re-instantiate code before the tuples merge.
4500 2008-08-08 Richard Guenther <rguenther@suse.de>
4502 PR tree-optimization/37056
4503 * gimple.h (gimple_assign_rhs_class): New helper function.
4504 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4505 unary operations properly.
4507 2008-08-07 Jan Hubicka <jh@suse.cz>
4509 * i386.h (ix86_size_cost): Declare.
4510 (ix86_cur_cost): New function macro.
4511 * i386.md (peepholes expanding size and splitters): Predicate by
4512 optimize_insn_for_speed_p.
4513 (peepholes reduce size and splitters): Predicate by
4514 optimize_insn_for_size_p.
4515 * i386.c (ix86_size_cost): Rename from ...
4516 (size_cost): This one.
4517 (override_options): Update.
4518 (decide_alg): Likewise.
4519 (ix86_expand_clear): Use RTL profile.
4520 (ix86_pad_returns): Use RTL profile.
4522 2008-08-07 Jan Hubicka <jh@suse.cz>
4524 * recog.c (split_all_insns): Set RTL profile
4525 (peephole2_optimize): Likewise.
4526 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4527 * combine.c (combine_instructions): Likewise.
4529 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4531 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4533 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4535 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4536 value in a6 after the set_frame_ptr insn.
4538 2008-08-07 Richard Henderson <rth@redhat.com>
4541 * gcc.c (cpp_options): Pass along -g*.
4543 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4545 * config/arm/arm.c (output_move_neon): Update comment describing
4546 big-endian vector layout.
4547 (arm_assemble_integer): Do not handle big-endian NEON vectors
4549 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4550 neon_vget_lane<mode>_sext_internal,
4551 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4552 element indices for big-endian.
4554 2008-08-07 Richard Henderson <rth@redhat.com>
4556 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4557 * configure, config.in: Rebuild.
4558 * debug.h (dwarf2out_do_cfi_asm): Declare.
4559 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4560 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4561 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4562 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4564 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4566 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4567 movv2si_internal): Combine into mov<mode>_internal.
4568 (movv2si_internal_2): Remove.
4570 2008-08-07 Jan Hubicka <jh@suse.cz>
4573 * i386.md (single stringop patterns): Enable unconditionally.
4575 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4578 * config/i386/emmintrin.h (_mm_move_epi64): Use
4579 __builtin_ia32_movq128.
4581 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4582 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4584 * config/i386/sse.md (sse2_movq128): New.
4586 * doc/extend.texi: Document __builtin_ia32_movq128.
4588 2008-08-07 Richard Guenther <rguenther@suse.de>
4591 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4592 pointers can access anything.
4594 2008-08-06 Jan Hubicka <jh@suse.cz>
4596 * optabs.c (emit_unop_insn): Break out to ...
4597 (maybe_emit_unop_insn): ... this one.
4598 (expand_sfix_optab): Use maybe variant.
4599 * optabs.h (maybe_emit_unop_insn): Declare.
4601 * i386.md (mov0 patterns): Enable by default.
4602 (FP conversion expanders): Disable expansion of code expanding
4603 sequences when instruction should be optimized for size.
4604 (single strinop patterns): Enable when optimizing for size.
4605 (string expanders): Disable expanding of code expanding sequences
4606 when optimizning instruction for size.
4607 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4609 (ix86_fp_comparison_sahf_cost): Likewise.
4610 (ix86_expand_branch): Likewise.
4611 (ix86_expand_ashl_const): Likewise.
4612 (ix86_split_ashl): Likewise.
4613 (ix86_expand_strlen): Likewise.
4614 (ix86_emit_fp_unordered_jump): Likewie.
4616 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4618 * c-common.c: Fix typo.
4619 (c_common_reswords): Activate more C++ keyword warnings.
4621 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4623 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4626 * diagnostic.c (permerror_at): New.
4627 * toplev.h (permerror_at): Declare.
4629 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4630 Ira Rosen <irar@il.ibm.com>
4632 * tree-vect-transform.c (vect_model_simple_cost): Return
4633 immediately if stmt is pure SLP.
4634 (vect_model_store_cost): Ditto.
4635 (vect_model_load_cost): Ditto.
4636 (vectorizable_store): Remove PURE_SLP check before call
4637 to vect_model_store_cost.
4638 (vect_model_store_cost): When checking whether stmt describe
4639 strided access, add a check that it is not slp_node.
4641 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4644 * c-common.c (warn_for_sign_compare): New. Handle separately the
4645 case that 'constant' is zero.
4646 * c-typeck.c (build_binary_op): Move code to c-common.c
4648 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4650 * config/alpha/alpha.c (alpha_preferred_reload_class,
4651 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4652 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4653 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4654 * config/arm/arm.md: Likewise.
4655 * config/avr/avr-protos.h (preferred_reload_class,
4656 test_hard_reg_class, avr_simplify_comparison_p,
4657 out_shift_with_cnt, class_max_nregs): Likewise.
4658 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4659 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4660 preferred_reload_class, test_hard_reg_class): Likewise.
4661 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4662 bfin_memory_move_cost, bfin_secondary_reload,
4663 bfin_output_mi_thunk): Likewise.
4664 * config/crx/crx.c (crx_secondary_reload_class,
4665 crx_memory_move_cost): Likewise.
4666 * config/frv/frv-protos.h (frv_secondary_reload_class,
4667 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4668 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4669 frv_secondary_reload_class, frv_class_likely_spilled_p,
4670 frv_class_max_nregs): Likewise.
4671 * config/h8300/h8300.c (h8300_classify_operand,
4672 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4674 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4675 * config/ia64/ia64.c (ia64_preferred_reload_class,
4676 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4677 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4678 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4680 * config/m68hc11/m68hc11.c (preferred_reload_class,
4681 m68hc11_memory_move_cost): Likewise.
4682 * config/mcore/mcore.c (mcore_secondary_reload_class,
4683 mcore_reload_class): Likewise.
4684 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4685 mips_class_max_nregs, mips_cannot_change_mode_class,
4686 mips_preferred_reload_class, mips_secondary_reload_class,
4687 mips_output_mi_thunk): Likewise.
4688 * config/mmix/mmix.c (mmix_preferred_reload_class,
4689 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4691 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4693 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4694 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4695 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4696 * config/rs6000/rs6000.c (paired_expand_vector_init,
4697 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4698 compare_section_name, rs6000_memory_move_cost): Likewise.
4699 * config/s390/s390.c (s390_emit_compare_and_swap,
4700 s390_preferred_reload_class, s390_secondary_reload,
4701 legitimize_pic_address, legitimize_tls_address,
4702 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4703 s390_class_max_nregs): Likewise.
4704 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4705 * config/s390/s390.md: Likewise.
4706 * config/score/score-protos.h (score_secondary_reload_class,
4707 score_preferred_reload_class): Likewise.
4708 * config/score/score.c (score_preferred_reload_class,
4709 score_secondary_reload_class): Likewise.
4710 * config/score/score3.c (score3_output_mi_thunk,
4711 score3_preferred_reload_class, score3_secondary_reload_class,
4712 score3_hard_regno_mode_ok): Likewise.
4713 * config/score/score3.h (score3_preferred_reload_class,
4714 score3_secondary_reload_class): Likewise.
4715 * config/score/score7.c (score7_output_mi_thunk,
4716 score7_preferred_reload_class, score7_secondary_reload_class,
4717 score7_hard_regno_mode_ok): Likewise.
4718 * config/score/score7.h (score7_preferred_reload_class,
4719 score7_secondary_reload_class): Likewise.
4720 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4721 output_branchy_insn, add_constant, gen_block_redirect,
4722 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4723 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4725 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4726 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4727 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4728 xstormy16_preferred_reload_class): Likewise.
4729 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4730 xtensa_expand_atomic, override_options,
4731 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4733 * reorg.c (try_merge_delay_insns): Likewise.
4734 * tree.c (merge_dllimport_decl_attributes): Likewise.
4736 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4738 2008-08-06 Michael Matz <matz@suse.de>
4740 * Makefile.in (write_entries_to_file): Quote words.
4741 * gengtype.c: (read_input_line): Skip over leading white-space.
4743 2008-08-06 Marc Gauthier <marc@tensilica.com>
4745 * config.gcc: Match more processor names for Xtensa.
4746 * configure.ac: Likewise.
4747 * doc/install.texi (Specific): Likewise.
4748 * configure: Regenerate.
4750 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4752 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4753 * calls.c (avoid_likely_spilled_reg): Likewise.
4754 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4755 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4756 * config/i386/i386.c (ix86_expand_special_args_builtin,
4757 ix86_secondary_reload): Likewise.
4758 * except.c (struct eh_region, gen_eh_region_catch,
4759 remove_unreachable_regions, duplicate_eh_regions,
4760 assign_filter_values, build_post_landing_pads,
4761 sjlj_find_directly_reachable_regions, remove_eh_handler,
4762 reachable_next_level, foreach_reachable_handler,
4763 can_throw_internal_1, can_throw_external_1,
4764 collect_one_action_chain): Likewise.
4765 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4766 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4767 * function.c (update_temp_slot_address, instantiate_new_reg,
4768 instantiate_virtual_regs_in_rtx,
4769 instantiate_virtual_regs_in_insn): Likewise.
4770 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4771 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4772 gimplify_cleanup_point_expr): Likewise.
4773 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4774 * passes.c (next_pass_1): Likewise.
4775 * print-tree.c (print_node_brief, print_node): Likewise.
4776 * profile.c (branch_prob): Likewise.
4777 * tree-dump.c (dump_register): Likewise.
4778 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4780 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4781 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4782 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4783 copy_arguments_for_versioning, copy_static_chain): Likewise.
4784 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4785 add_new_name_mapping, register_new_name_mapping): Likewise.
4786 * tree-mudflap.c (mf_xform_derefs): Likewise.
4787 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4788 get_init_expr, combine_chains): Likewise.
4789 * tree-pretty-print.c (dump_generic_node): Likewise.
4790 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4791 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4792 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4793 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4795 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4798 * calls.c (expand_call): Use the biggest preferred stack
4801 2008-08-06 Michael Matz <matz@suse.de>
4804 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4805 for reused reload, instead of overwriting them.
4807 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4810 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4811 for incoming stack boundary.
4813 * function.c (assign_parm_find_entry_rtl): Update
4814 parm_stack_boundary.
4816 * function.h (rtl_data): Add parm_stack_boundary.
4818 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4819 parm_stack_boundary for incoming stack boundary.
4821 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4823 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4824 for unrepresentable subregs or treat them as equal to other regs
4825 or subregs with the same register number.
4827 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4830 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4833 2008-08-06 Jan Hubicka <jh@suse.cz>
4835 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4836 frequencies might be hot.
4838 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4840 * reload.c (find_reloads): Force constants into literal pool
4841 also if they are wrapped in a SUBREG.
4843 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4846 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4847 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4848 Don't allow predicated instructions for data speculation.
4849 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4852 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4854 * haifa-sched.c (extend_global): Split to extend_global_data and
4855 extend_region_data. Update all uses.
4856 (extend_all): Rename to extend_block_data.
4858 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4860 * sched-rgn.c (new_ready): Check if instruction can be
4861 speculatively scheduled before attempting speculation.
4862 (debug_rgn_dependencies): Remove wrongful assert.
4864 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4866 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4868 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4870 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4871 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4872 va_size, and type_size.
4874 2008-08-04 Jason Merrill <jason@redhat.com>
4877 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4878 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4880 2008-08-05 Richard Henderson <rth@redhat.com>
4882 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4883 * configure: Rebuild.
4885 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4888 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4889 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4892 2008-08-05 Richard Henderson <rth@redhat.com>
4894 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4895 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4896 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4897 * common.opt (fdwarf2-cfi-asm): New.
4898 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4899 * config.in, configure: Rebuild.
4900 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4901 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4902 (dw2_force_const_mem): Externalize.
4903 * dwarf2asm.h: Update.
4904 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4905 generate a real label.
4906 (output_cfi_directive): New.
4907 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4908 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4909 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4911 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4912 (output_loc_operands_raw, output_loc_sequence_raw): New.
4913 (output_cfa_loc_raw): New.
4915 2008-08-05 Paul Brook <paul@codesourcery.com>
4917 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4918 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4919 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4920 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4921 * config/arm/arm.h (TARGET_VFPD32): Define.
4922 (TARGET_VFP3): Use TARGET_VFPD32.
4923 (fputype): Add FPUTYPE_VFP3D16.
4924 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4925 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4926 * config/arm/arm-cores.def: Add cortex-r4f.
4927 * config/arm/arm-tune.md: Regenerate.
4929 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4931 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4932 Reword some comments throughout the file.
4934 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4935 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4936 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4937 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4939 (MFC_START_ENABLE): Remove PPU-only define.
4940 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4941 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4943 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4944 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4945 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4946 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4947 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4948 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4949 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4951 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4952 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4953 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4954 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4956 (spu_read_machine_status): Fix typo.
4958 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4960 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4961 SUBREG of multi-word hard register.
4962 * config/spu/spu.c (valid_subreg): Likewise.
4963 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4965 2008-08-04 Richard Guenther <rguenther@suse.de>
4967 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4968 the candidate with the stripped base if that base is different
4969 from the original base even for offset zero.
4971 2008-08-04 Richard Guenther <rguenther@suse.de>
4974 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4975 check for no_overflow.
4977 2008-08-04 Richard Guenther <rguenther@suse.de>
4979 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4981 2008-08-04 Paul Brook <paul@codesourcery.com>
4983 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4984 (arm_order_regs_for_local_alloc): New function.
4985 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4987 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4989 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4992 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4993 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4994 (ix86_expand_epilogue): Likewise.
4996 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4998 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5001 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5003 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5004 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5005 (*movv2sf_internal_rex64): Ditto.
5007 2008-08-03 Jan Hubicka <jh@suse.cz>
5009 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5010 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5011 * expmed.c (expand_smod_pow2): Likewise.
5013 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5016 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5017 alternative 0 of operand 1.
5018 (*vec_concatv2di_rex64_sse): Ditto.
5019 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5021 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5022 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5023 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5024 (*movv2sf_internal_rex64): Ditto.
5026 2008-08-02 Richard Guenther <rguenther@suse.de>
5029 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5030 (ssedoublesizemode): New mode attribute.
5031 (sse_shufps): Call gen_sse_shufps_v4sf.
5032 (sse_shufps_1): Macroize.
5033 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5034 (sse2_shufpd_1): Macroize.
5035 (vec_extract_odd, vec_extract_even): New expanders.
5036 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5037 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5038 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5039 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5040 (ix86_expand_vector_set): Likewise.
5041 (ix86_expand_reduc_v4sf): Likewise.
5043 2008-08-01 Doug Kwan <dougkwan@google.com>
5045 * matrix-reorg.c: Re-enable all code.
5046 (struct malloc_call_data): Change CALL_STMT to gimple type.
5047 (collect_data_for_malloc_call): Tuplify.
5048 (struct access_site_info): Change STMT to gimple type.
5049 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5050 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5051 (struct free_info): Change STMT to gimple type.
5052 (struct matrix_access_phi_node): Change PHI to gimple type.
5053 (get_inner_of_cast_expr): Remove.
5054 (may_flatten_matrices_1): Tuplify.
5055 (may_flatten_matrices): Ditto.
5056 (mark_min_matrix_escape_level): Ditto.
5057 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5058 (ssa_accessed_in_call_rhs): New
5059 (ssa_accessed_in_assign_rhs): New
5060 (record_access_alloc_site_info): Tuplify.
5061 (add_allocation_site): Ditto.
5062 (analyze_matrix_allocation_site): Ditto.
5063 (analyze_transpose): Ditto.
5064 (get_index_from_offset): Ditto.
5065 (update_type_size): Ditto.
5066 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5067 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5068 (analyze_accesses_for_phi_node): Tuplify.
5069 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5070 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5071 (analyze_matrix_accesses): Tuplify.
5072 (check_var_data): New call-back type for check_var_notmodified_p.
5073 (check_var_notmodified_p): Tuplify and use call-back struct to
5074 return statement found.
5075 (can_calculate_expr_before_stmt): Factor out statement related code
5077 (can_calculate_stmt_before_stmt): New.
5078 (check_allocation_function): Tuplify.
5079 (find_sites_in_func): Ditto.
5080 (record_all_accesses_in_func): Ditto.
5081 (transform_access_sites): Ditto.
5082 (transform_allocation_sites): Ditto.
5083 (matrix_reorg): Re-enable.
5084 (gate_matrix_reorg): Re-enable.
5086 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5088 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5089 for labels for which it hasn't been set yet. If it has been set,
5090 stop walking insns and continue with next worklist item.
5091 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5092 if the only BARRIER is at the very end of a function.
5094 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5096 * cfgexpand.c (expand_stack_alignment): Assert that
5097 stack_realign_drap and drap_rtx must match.
5099 * function.c (instantiate_new_reg): If DRAP is used to realign
5100 stack, replace virtual_incoming_args_rtx with internal arg
5103 2008-08-01 Richard Guenther <rguenther@suse.de>
5105 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5106 loop information only if we initialized it.
5107 (execute_pre): Call fini_pre with in_fre.
5108 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5109 if we do not unroll because we hit max-completely-peeled-insns.
5110 Use our estimation for consistency, do allow shrinking.
5112 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5114 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5115 with MIN_STACK_BOUNDARY.
5116 (ix86_update_stack_boundary): Likewise.
5117 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5120 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5121 (MIN_STACK_BOUNDARY): This.
5123 2008-08-01 Richard Guenther <rguenther@suse.de>
5126 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5128 2008-08-01 Richard Guenther <rguenther@suse.de>
5130 PR tree-optimization/36988
5131 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5132 do not matter if that doesn't change volatile qualification.
5134 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5136 * configure.ac: Do not generate libada-mk. Do not subst
5138 * libada-mk.in: Remove.
5139 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5140 * configure: Regenerate.
5142 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5144 * tree-pass.h: Added comment about not dumping passes with name
5145 starting with star in struct opt_pass.
5146 * passes.c (register_dump_files_1): Don't do dump for a pass with
5147 name starting with star.
5148 * doc/passes.texi (Pass manager): Mention pass names and special
5149 meaning of star prefix to avoid dump.
5151 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5153 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5155 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5156 (ISA_MIPS64R2): New macro.
5157 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5158 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5159 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5160 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5161 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5162 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5163 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5164 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5165 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5166 Move up to keep list alphabetically sorted.
5167 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5168 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5170 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5171 (-march=@var{arch}): Add mips64r2.
5173 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5175 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5177 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5179 * expr.c (expand_assignment): Check for complete type.
5181 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5184 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5186 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5187 for stack alignment.
5189 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5191 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5193 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5194 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5196 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5198 PR rtl-optimization/36419
5199 * dwarf2out.c (barrier_args_size): New variable.
5200 (compute_barrier_args_size, compute_barrier_args_size_1): New
5202 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5203 if not called yet in the current function, use barrier_args_size
5204 array to find the new args_size value.
5205 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5207 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5210 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5213 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5216 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5217 (dwarf2out_stack_adjust): Use it.
5218 (dwarf2out_frame_debug_expr): Likewise.
5220 2008-07-31 Richard Guenther <rguenther@suse.de>
5222 PR tree-optimization/36978
5223 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5224 the generated condition.
5226 2008-07-31 Richard Guenther <rguenther@suse.de>
5228 * passes.c (init_optimization_passes): Always call
5229 pass_early_warn_uninitialized.
5230 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5231 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5232 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5234 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5237 * builtins.c (maybe_emit_free_warning): New function.
5238 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5239 maybe_emit_free_warning for BUILT_IN_FREE.
5242 * dwarf2out.c (get_context_die): New function.
5243 (force_decl_die, force_type_die): Use it.
5244 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5245 returns NULL, force generation of DW_TAG_typedef and put that into
5248 PR preprocessor/36649
5249 * c-pch.c (c_common_read_pch): Save and restore
5250 line_table->trace_includes across PCH restore.
5252 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5255 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5257 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5260 * final.c (call_from_call_insn): Handle COND_EXEC.
5262 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5264 * builtins.c (std_gimplify_va_arg_expr): Replace
5265 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5266 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5268 2008-07-30 Joey Ye <joey.ye@intel.com>
5269 H.J. Lu <hongjiu.lu@intel.com>
5271 * builtins.c (expand_builtin_setjmp_receiver): Replace
5272 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5273 (expand_builtin_apply_args_1): Likewise.
5274 (expand_builtin_longjmp): Need DRAP for stack alignment.
5275 (expand_builtin_apply): Likewise.
5277 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5278 instead of assign_stack_local to allow alignment reduction.
5280 * calls.c (emit_call_1): Need DRAP for stack alignment if
5282 (expand_call): Replace virtual_incoming_args_rtx with
5283 crtl->args.internal_arg_pointer.
5284 * stmt.c (expand_nl_goto_receiver): Likewise.
5286 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5287 alignment and store to stack_alignment_estimated and
5288 max_used_stack_slot_alignment.
5289 (expand_one_var): Likewise.
5290 (expand_stack_alignment): New function.
5291 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5292 and stack_alignment_estimated fields in rtl_data. Call
5293 expand_stack_alignment at end.
5295 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5296 (MAX_STACK_ALIGNMENT): Likewise.
5297 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5298 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5300 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5301 stack alignment when generating virtual registers.
5303 * function.c (assign_stack_local): Renamed to ...
5304 (assign_stack_local_1): This. Add a parameter to indicate
5305 if it is OK to reduce alignment.
5306 (assign_stack_local): Use it.
5307 (instantiate_new_reg): Instantiate virtual incoming args rtx
5308 to vDRAP if stack realignment and DRAP is needed.
5309 (assign_parms): Collect parameter/return type alignment and
5310 contribute to stack_alignment_estimated.
5311 (locate_and_pad_parm): Likewise.
5312 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5313 with crtl->args.internal_arg_pointer.
5315 * function.h (rtl_data): Add new field drap_reg,
5316 max_used_stack_slot_alignment, stack_alignment_estimated,
5317 stack_realign_needed, need_drap, stack_realign_processed and
5318 stack_realign_finalized.
5319 (stack_realign_fp): New macro.
5320 (stack_realign_drap): Likewise.
5322 * global.c (compute_regsets): Frame pointer is needed when
5323 stack is realigned. Can eliminate frame pointer when stack is
5324 realigned and dynamic realigned argument pointer isn't used.
5326 * reload1.c (update_eliminables): Frame pointer is needed
5327 when stack is realigned.
5328 (init_elim_table): Can eliminate frame pointer when stack is
5329 realigned and dynamic realigned argument pointer isn't used.
5331 * rtl.h (assign_stack_local_1): Declare new funtion.
5333 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5334 (TARGET_GET_DRAP_RTX): Likewise.
5335 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5336 TARGET_GET_DRAP_RTX.
5338 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5340 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5341 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5343 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5344 H.J. Lu <hongjiu.lu@intel.com>
5346 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5347 vdrap_reg, stack_realign and drap_reg_saved.
5348 (add_cfi): Don't allow redefining CFA when DRAP is used.
5349 (reg_save): Handle stack alignment.
5350 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5351 alignment. Don't generate DWARF information for (set fp sp)
5353 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5355 (int_loc_descriptor): Move prototype forward. Also define if
5356 DWARF2_UNWIND_INFO is true.
5357 (output_cfa_loc): Handle DW_CFA_expression.
5358 (build_cfa_aligned_loc): New.
5359 (based_loc_descr): Update assert for stack realign. For local
5360 variables, use sp+offset when stack is aligned without drap and
5361 fp+offset when stack is aligned with drap. For arguments, use
5362 cfa+offset when drap is used to align stack.
5364 2008-07-30 Joey Ye <joey.ye@intel.com>
5365 H.J. Lu <hongjiu.lu@intel.com>
5367 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5369 (ix86_gen_andsp): New.
5370 (ix86_user_incoming_stack_boundary): Likewise.
5371 (ix86_default_incoming_stack_boundary): Likewise.
5372 (ix86_incoming_stack_boundary): Likewise.
5373 (ix86_can_eliminate): Likewise.
5374 (find_drap_reg): Likewise.
5375 (ix86_update_stack_boundary): Likewise.
5376 (ix86_get_drap_rtx): Likewise.
5377 (ix86_finalize_stack_realign_flags): Likewise.
5378 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5379 (TARGET_GET_DRAP_RTX): Likewise.
5380 (override_options): Overide option value for new options.
5381 (ix86_function_ok_for_sibcall): Remove check for
5382 force_align_arg_pointer.
5383 (ix86_handle_cconv_attribute): Likewise.
5384 (ix86_function_regparm): Likewise.
5385 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5386 (ix86_va_start): Replace virtual_incoming_args_rtx with
5387 crtl->args.internal_arg_pointer.
5388 (ix86_select_alt_pic_regnum): Check DRAP register.
5389 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5390 (ix86_compute_frame_layout): Compute frame layout wrt stack
5392 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5393 (ix86_expand_prologue): Decide if stack realignment is needed
5394 and generate prologue code accordingly.
5395 (ix86_expand_epilogue): Generate epilogue code wrt stack
5396 realignment is really needed or not.
5398 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5399 (ABI_STACK_BOUNDARY): Likewise.
5400 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5401 (STACK_REALIGN_DEFAULT): Likewise.
5402 (INCOMING_STACK_BOUNDARY): Likewise.
5403 (MAX_STACK_ALIGNMENT): Likewise.
5404 (ix86_incoming_stack_boundary): Likewise.
5405 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5406 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5407 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5408 (machine_function): Remove force_align_arg_pointer.
5410 * config/i386/i386.md (BX_REG): New.
5411 (R13_REG): Likewise.
5413 * config/i386/i386.opt (mforce_drap): New.
5414 (mincoming-stack-boundary): Likewise.
5415 (mstackrealign): Add Init(-1).
5417 * config/i386/i386-protos.h (ix86_can_eliminate): New
5419 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5421 * doc/extend.texi: Update force_align_arg_pointer.
5423 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5426 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5427 (INCOMING_STACK_BOUNDARY): Likewise.
5428 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5429 (TARGET_GET_DRAP_RTX): Likewise.
5431 2008-07-30 Andreas Schwab <schwab@suse.de>
5433 PR rtl-optimization/36929
5434 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5435 add_insn_before and fix argument order.
5436 (replace_inc_dec_mem): Handle NULL rtx.
5438 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5440 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5442 (arm_compute_initial_elimination_offset): Use it.
5443 (arm_compute_save_reg_mask): Include static chain save slot when
5444 calculating alignment.
5445 (arm_get_frame_offsets): Ditto.
5446 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5447 that we can use to decrement the stack when the stack decrement
5448 could be too big for an immediate value in a single insn.
5449 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5451 2008-07-30 Richard Guenther <rguenther@suse.de>
5453 PR tree-optimization/36967
5454 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5455 Release defs of statements we remove.
5457 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5459 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5460 instead of NULL_RTVEC.
5462 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5466 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5469 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5471 * final.c (call_from_call_insn): New.
5472 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5474 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5476 * configure.ac: Substitute ADA_CFLAGS.
5477 * configure: Regenerate.
5478 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5479 * Makefile.in: Remove mention of X_* variables.
5480 * config/pa/x-ada-hpux10: Remove.
5481 * config/pa/x-ada: Remove.
5483 * doc/fragments.texi: Update.
5485 2008-07-30 Olivier Hainque <hainque@adacore.com>
5487 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5488 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5489 __dso_handle explicitly here.
5491 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5494 * c-typeck.c (build_binary_op): Encapsulate code into...
5495 * c-common.c (shorten_binary_op): ...this new function.
5496 (conversion_warning): Use the new function. Handle non-negative
5497 constant in bitwise-and.
5498 * c-common.h (shorten_binary_op): Declare.
5500 2008-07-30 Olivier Hainque <hainque@adacore.com>
5502 * scan.c (make_sstring_space): Add explicit conversions of
5503 allocator's return value.
5504 * fix-header.c (recognized_function): Likewise.
5506 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5508 * doc/cpp.texi: Update to GFDL 1.2.
5509 * doc/gcc.texi: Do not list GPL as Invariant Section.
5510 * doc/gccint.texi: Likewise. Update copyright years.
5511 * doc/install.texi: Update copyright years.
5513 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5516 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5517 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5519 2008-07-29 Jan Hubicka <jh@suse.cz>
5521 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5522 (grokdeclarator): Likewise.
5523 * langhooks.c (lhd_warn_unused_global_decl): Use
5524 DECL_DECLARED_INLINE_P.
5525 * print-tree.c (print_node): Remove DECL_INLINE check.
5527 2008-07-29 Richard Guenther <rguenther@suse.de>
5529 PR tree-optimization/36945
5530 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5531 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5532 Record invariant addresses un-decomposed.
5533 (copy_reference_ops_from_call): Record reference call
5534 arguments properly. Simplify.
5535 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5536 helper split out from ...
5537 (create_component_ref_by_pieces): ... here. Simplify.
5538 Prepare for recursive invocation for call arguments.
5539 (create_expression_by_pieces): Adjust call to
5540 create_component_ref_by_pieces.
5541 (compute_avail): Process operand 2 of reference ops.
5543 2008-07-29 Richard Guenther <rguenther@suse.de>
5545 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5547 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5549 * c-format.c (check_format_types): Revert unwanted checkin.
5551 2008-07-29 Jan Hubicka <jh@suse.cz>
5553 * flags.h (flag_really_no_inline): Remove.
5554 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5555 * toplev.c (flag_really_no_inline): Remove.
5556 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5557 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5558 (cgraph_decide_inlining_incrementally): Likewise.
5559 (compute_inline_parameters): Likewise.
5560 * opts.c (decode_options): Simplify.
5561 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5562 * common.opt (finline): Initialize to 1.
5563 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5565 2008-07-29 Jan Hubicka <jh@suse.cz>
5567 * predict.c (always_optimize_for_size_p): New function.
5568 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5569 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5570 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5572 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5573 * function.c (prepare_function_start): Set default profile.
5574 * function.h (rtl_data): Add maybe_hot_insn_p.
5575 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5576 (construct_exit_block): Likewise.
5577 (tree_expand_cfg): Likewise.
5579 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5580 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5581 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5582 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5585 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5588 * c-decl.c (merge_decls): Merge USED flags.
5590 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5592 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5593 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5594 next_stack, lab_false and lab_over trees.
5596 2008-07-28 Richard Guenther <rguenther@suse.de>
5598 PR tree-optimization/36957
5599 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5600 (useless_type_conversion_p): Remove.
5601 (types_compatible_p): Remove.
5602 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5603 (useless_type_conversion_p): Declare.
5604 (types_compatible_p): Declare.
5605 (gimple_expr_type): Return the base type only if it is
5606 trivially convertible to the subtype.
5608 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5610 * configure.ac: Use the m4_do macro to concatenate the warnings into
5611 one string in ACX_PROG_CC_WARNING_OPTS,
5612 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5613 * configure: Regenerate.
5615 2008-07-28 Richard Guenther <rguenther@suse.de>
5617 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5618 (insert_fake_stores): Remove.
5619 (realify_fake_stores): Likewise.
5620 (execute_pre): Remove dead code.
5621 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5622 (find_func_aliases): Deal with it here instead.
5623 Re-enable gcc_unreachable call.
5625 2008-07-28 Richard Guenther <rguenther@suse.de>
5627 Merge from gimple-tuples-branch.
5629 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5630 * gimple.def: New file.
5631 * gsstruct.def: Likewise.
5632 * gimple-iterator.c: Likewise.
5633 * gimple-pretty-print.c: Likewise.
5634 * tree-gimple.c: Removed. Merged into ...
5635 * gimple.c: ... here. New file.
5636 * tree-gimple.h: Removed. Merged into ...
5637 * gimple.h: ... here. New file.
5639 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5640 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5641 --enable-checking=gimple flag.
5642 * config.in: Likewise.
5643 * configure: Regenerated.
5645 * tree-ssa-operands.h: Tuplified.
5646 * tree-vrp.c: Likewise.
5647 * tree-loop-linear.c: Likewise.
5648 * tree-into-ssa.c: Likewise.
5649 * tree-ssa-loop-im.c: Likewise.
5650 * tree-dump.c: Likewise.
5651 * tree-complex.c: Likewise.
5652 * cgraphbuild.c: Likewise.
5653 * tree-ssa-threadupdate.c: Likewise.
5654 * tree-ssa-loop-niter.c: Likewise.
5655 * tree-pretty-print.c: Likewise.
5656 * tracer.c: Likewise.
5657 * gengtype.c: Likewise.
5658 * tree-loop-distribution.c: Likewise.
5659 * tree-ssa-loop-unswitch.c: Likewise.
5660 * cgraph.c: Likewise.
5661 * cgraph.h: Likewise.
5662 * tree-ssa-loop-manip.c: Likewise.
5663 * value-prof.c: Likewise.
5664 * tree-ssa-loop-ch.c: Likewise.
5665 * tree-tailcall.c: Likewise.
5666 * value-prof.h: Likewise.
5669 * tree-pass.h: Likewise.
5670 * ipa-cp.c: Likewise.
5671 * tree-scalar-evolution.c: Likewise.
5672 * tree-scalar-evolution.h: Likewise.
5673 * target.h: Likewise.
5674 * lambda-mat.c: Likewise.
5675 * tree-phinodes.c: Likewise.
5676 * diagnostic.h: Likewise.
5677 * builtins.c: Likewise.
5678 * tree-ssa-alias-warnings.c: Likewise.
5679 * cfghooks.c: Likewise.
5680 * fold-const.c: Likewise.
5681 * cfghooks.h: Likewise.
5682 * omp-low.c: Likewise.
5683 * tree-ssa-dse.c: Likewise.
5684 * ipa-reference.c: Likewise.
5685 * tree-ssa-uncprop.c: Likewise.
5686 * toplev.c: Likewise.
5687 * tree-gimple.c: Likewise.
5688 * tree-gimple.h: Likewise.
5689 * tree-chrec.c: Likewise.
5690 * tree-chrec.h: Likewise.
5691 * tree-ssa-sccvn.c: Likewise.
5692 * tree-ssa-sccvn.h: Likewise.
5693 * cgraphunit.c: Likewise.
5694 * tree-ssa-copyrename.c: Likewise.
5695 * tree-ssa-ccp.c: Likewise.
5696 * tree-ssa-loop-ivopts.c: Likewise.
5697 * tree-nomudflap.c: Likewise.
5698 * tree-call-cdce.c: Likewise.
5699 * ipa-pure-const.c: Likewise.
5700 * c-format.c: Likewise.
5701 * tree-stdarg.c: Likewise.
5702 * tree-ssa-math-opts.c: Likewise.
5703 * tree-ssa-dom.c: Likewise.
5704 * tree-nrv.c: Likewise.
5705 * tree-ssa-propagate.c: Likewise.
5706 * ipa-utils.c: Likewise.
5707 * tree-ssa-propagate.h: Likewise.
5708 * tree-ssa-alias.c: Likewise.
5709 * gimple-low.c: Likewise.
5710 * tree-ssa-sink.c: Likewise.
5711 * ipa-inline.c: Likewise.
5712 * c-semantics.c: Likewise.
5713 * dwarf2out.c: Likewise.
5715 * tree-ssa-loop-ivcanon.c: Likewise.
5716 * predict.c: Likewise.
5717 * tree-ssa-loop.c: Likewise.
5718 * tree-parloops.c: Likewise.
5719 * tree-ssa-address.c: Likewise.
5720 * tree-ssa-ifcombine.c: Likewise.
5721 * matrix-reorg.c: Likewise.
5722 * c-decl.c: Likewise.
5723 * tree-eh.c: Likewise.
5724 * c-pretty-print.c: Likewise.
5725 * lambda-trans.c: Likewise.
5726 * function.c: Likewise.
5727 * langhooks.c: Likewise.
5728 * ebitmap.h: Likewise.
5729 * tree-vectorizer.c: Likewise.
5730 * function.h: Likewise.
5731 * langhooks.h: Likewise.
5732 * tree-vectorizer.h: Likewise.
5733 * ipa-type-escape.c: Likewise.
5734 * ipa-type-escape.h: Likewise.
5735 * domwalk.c: Likewise.
5736 * tree-if-conv.c: Likewise.
5737 * profile.c: Likewise.
5738 * domwalk.h: Likewise.
5739 * tree-data-ref.c: Likewise.
5740 * tree-data-ref.h: Likewise.
5741 * tree-flow-inline.h: Likewise.
5742 * tree-affine.c: Likewise.
5743 * tree-vect-analyze.c: Likewise.
5744 * c-typeck.c: Likewise.
5745 * gimplify.c: Likewise.
5746 * coretypes.h: Likewise.
5747 * tree-ssa-phiopt.c: Likewise.
5748 * calls.c: Likewise.
5749 * tree-ssa-coalesce.c: Likewise.
5750 * tree.def: Likewise.
5751 * tree-dfa.c: Likewise.
5752 * except.c: Likewise.
5753 * except.h: Likewise.
5754 * cfgexpand.c: Likewise.
5755 * tree-cfgcleanup.c: Likewise.
5756 * tree-ssa-pre.c: Likewise.
5757 * tree-ssa-live.c: Likewise.
5758 * tree-sra.c: Likewise.
5759 * tree-ssa-live.h: Likewise.
5760 * tree-predcom.c: Likewise.
5761 * lambda.h: Likewise.
5762 * tree-mudflap.c: Likewise.
5763 * ipa-prop.c: Likewise.
5764 * print-tree.c: Likewise.
5765 * tree-ssa-copy.c: Likewise.
5766 * ipa-prop.h: Likewise.
5767 * tree-ssa-forwprop.c: Likewise.
5768 * ggc-page.c: Likewise.
5769 * c-omp.c: Likewise.
5770 * tree-ssa-dce.c: Likewise.
5771 * tree-vect-patterns.c: Likewise.
5772 * tree-ssa-ter.c: Likewise.
5773 * tree-nested.c: Likewise.
5774 * tree-ssa.c: Likewise.
5775 * lambda-code.c: Likewise.
5776 * tree-ssa-loop-prefetch.c: Likewise.
5777 * tree-inline.c: Likewise.
5778 * tree-inline.h: Likewise.
5779 * tree-iterator.c: Likewise.
5780 * tree-optimize.c: Likewise.
5781 * tree-ssa-phiprop.c: Likewise.
5782 * tree-vect-transform.c: Likewise.
5783 * tree-object-size.c: Likewise.
5784 * tree-outof-ssa.c: Likewise.
5785 * cfgloop.c: Likewise.
5786 * system.h: Likewise.
5787 * tree-profile.c: Likewise.
5788 * cfgloop.h: Likewise.
5789 * c-gimplify.c: Likewise.
5790 * c-common.c: Likewise.
5791 * tree-vect-generic.c: Likewise.
5792 * tree-flow.h: Likewise.
5793 * c-common.h: Likewise.
5794 * basic-block.h: Likewise.
5795 * tree-ssa-structalias.c: Likewise.
5796 * tree-switch-conversion.c: Likewise.
5797 * tree-ssa-structalias.h: Likewise.
5798 * tree-cfg.c: Likewise.
5799 * passes.c: Likewise.
5800 * ipa-struct-reorg.c: Likewise.
5801 * ipa-struct-reorg.h: Likewise.
5802 * tree-ssa-reassoc.c: Likewise.
5803 * cfgrtl.c: Likewise.
5804 * varpool.c: Likewise.
5806 * tree-ssanames.c: Likewise.
5807 * tree-ssa-threadedge.c: Likewise.
5808 * langhooks-def.h: Likewise.
5809 * tree-ssa-operands.c: Likewise.
5810 * config/alpha/alpha.c: Likewise.
5811 * config/frv/frv.c: Likewise.
5812 * config/s390/s390.c: Likewise.
5813 * config/m32c/m32c.c: Likewise.
5814 * config/m32c/m32c-protos.h: Likewise.
5815 * config/spu/spu.c: Likewise.
5816 * config/sparc/sparc.c: Likewise.
5817 * config/i386/i386.c: Likewise.
5818 * config/sh/sh.c: Likewise.
5819 * config/xtensa/xtensa.c: Likewise.
5820 * config/stormy16/stormy16.c: Likewise.
5821 * config/ia64/ia64.c: Likewise.
5822 * config/rs6000/rs6000.c: Likewise.
5823 * config/pa/pa.c: Likewise.
5824 * config/mips/mips.c: Likewise.
5826 2008-07-28 Simon Baldwin <simonb@google.com>
5828 * c-pragma.c (handle_pragma_message): New function.
5829 (init_pragma): Register handle_pragma_message.
5830 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5833 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5835 PR tree-optimization/35252
5836 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5837 REALPART_EXPR to be considered as same load operation.
5839 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5841 PR tree-optimization/36830
5842 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5843 (expressions_equal_p): Return false if only one operand is null.
5845 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5847 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5848 version requirements.
5850 2008-07-26 Olivier Hainque <hainque@adacore.com>
5852 * collect2.c (symkind): New enum. Symbol kinds we care about.
5853 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5854 code and head comment accordingly.
5855 (scan_prog_file): Use symkind names instead of bare integers.
5857 2008-07-25 Jan Hubicka <jh@suse.cz>
5859 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5861 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5862 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5863 * dojump.c (clear_pending_stack_adjust): Likewise.
5864 * print-tree.c (print_node): Ignore DECL_INLINE.
5865 * tree-inline.c (inlinable_function_p): Likewise.
5867 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5869 * doc/extend.texi (hot attribute): Document that the hot attribute
5870 turns on -O3 for some ports.
5871 (cold attribute): Document that the cold attribute turns on -Os
5874 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5875 reflect function specific option support.
5877 * target.h (struct target_option_hooks): Add fields to say whether
5878 the cold attribute implies -Os and the hot attribute implies -O3.
5880 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5881 By default, do not turn on -Os for cold functions.
5882 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5883 not turn on -O3 for hot functions.
5885 * c-common.c (handle_hot_attribute): Use target hook to determine
5886 if hot functions should enable -O3.
5887 (handle_cold_attribute): Use target hook to determine if cold
5888 functions should enable -Os.
5890 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5891 (override_options): Move disable scheduling to
5892 optimization_options.
5893 (optimization_options): Disable scheduling here, not
5895 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5896 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5898 * config/ia64/ia64.c (ia64_override_options): Move setting
5899 scheduling flags to ia64_optimization_options.
5900 (ia64_optimization_options): Disable scheduling options here, and
5901 not in ia64_override_options.
5902 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5903 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5905 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5908 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5910 2008-07-25 Martin Jambor <mjambor@suse.cz>
5912 PR tree-optimization/36926
5913 * ipa-prop.c (ipa_analyze_call_uses): Call
5914 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5916 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5918 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5919 movv2si_internal): Add mem = reg alternative.
5921 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5924 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5925 DEFAULT_PCC_STRUCT_RETURN to 127.
5927 2008-07-24 Jan Hubicka <jh@suse.cz>
5929 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5930 (build_cgraph_edges): Likewise.
5931 * cgraph.c (cgraph_node): Do not update assembler hash.
5932 (cgraph_remove_node): Drop non-unit-at-a-time code.
5933 * tree-pass.h (pass_O0_always_inline): Remove.
5934 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5935 * toplev.c (process_options): Flag unit-at-a-time does not imply
5937 * cgraphunit.c: Update comments.
5938 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5939 (cgraph_assemble_pending_functions): Remove.
5940 (cgraph_reset_node): Drop non-unit-at-a-time code.
5941 (cgraph_finalize_function): Likewise.
5942 (cgraph_analyze_function): Likewise.
5943 (cgraph_finalize_compilation_unit): Likewise.
5944 (cgraph_expand_function): Likewise.
5945 (cgraph_optimize): Likesise.
5946 (save_inline_function_body): Likewise.
5947 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5948 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5949 * ipa-inline.c: Update comments.
5950 (enum inlining_mode): remove INLINE_SPEED.
5951 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5952 (cgraph_mark_inline_edge): Likewise.
5953 (try_inline): Likewise.
5954 (cgraph_decide_inlining_incrementally): Likewise.
5955 (cgraph_gate_inlining): Remove.
5956 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5957 (cgraph_gate_early_inlining): Likewise.
5958 (gate_inline_passes): Remove.
5959 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5960 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5961 pass_O0_always_inline): Remove.
5962 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5963 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5964 * opts.c (no_unit_at_a_time_default): Remove.
5965 (decode_options): Remove flag_unit_at_a_time reset and warning.
5966 * opts.h (no_unit_at_a_time_default): Remove.
5967 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5968 early in GNU dialect.
5969 (merge_decls): Update comment; drop unit-at-a-time check.
5970 (finish_decl): Likewise.
5971 (grok_declaration): Remove flag_inline_trees code.
5972 (finish_functions): Return on function returning non-void on all
5974 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5975 * cfgexpand.c (expand_one_static_var): Remove.
5976 (expand_one_var): Remove expand_one_static_var call.
5977 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5978 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5979 and flag_unit_at_a-time compatibility checks.
5980 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5981 * tree-inline.c (flag_inline_trees): Remove.
5982 (inlinable_function_p): Don't check it.
5983 (expand_call_inline): Remove non-unit-at-a-time code.
5984 * tree-inline.h (flag_inline_trees): Remove.
5985 * tree-optimize.c (execute_early_local_optimizations): Remove
5986 unit-at-a-time checks.
5987 (tree_rest_of_compilation): Likewise.
5988 * combine.c (setup_incoming_promotions): Likewise.
5989 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5990 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5991 * passes.c (pass_inline_parameters): Update comments; remove
5992 O0_alwaysinline pass.
5993 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5994 (execute_one_pass): Likewise.
5995 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5996 (ix86_function_sseregparm): Likewise.
5997 * arm.c (arm_function_in_section_p): Likewise.
5998 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5999 * varpool.c: Update comments.
6000 (decide_is_variable_needed): Remove unit-at-a-time checks.
6001 (varpool_finalize_decl): Likewise.
6003 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6005 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6007 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6009 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6011 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6012 imp symbol extension.
6014 2008-07-23 Ian Lance Taylor <iant@google.com>
6016 * tree-vrp.c (infer_value_range): Ignore asm statements when
6017 looking for memory accesses for -fdelete-null-pointer-checks.
6019 2008-07-24 Ben Elliston <bje@au.ibm.com>
6021 * config/spu/spu-c.c (__vector_keyword): New variable.
6022 (vector_keyword): Likewise.
6023 (spu_categorize_keyword): New function.
6024 (spu_macro_to_expand): Likewise.
6025 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6026 compiling an ISO C dialect.
6028 2008-07-24 Ben Elliston <bje@au.ibm.com>
6030 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6033 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6035 * configure: Regenerate.
6036 * configure.ac: Require texinfo 4.7.
6037 * doc/install.texi: Document texinfo 4.7 requirement.
6039 2008-07-23 Martin Jambor <mjambor@suse.cz>
6041 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6042 rather than for DECL_SAVED_TREE.
6043 * ipa-prop.c: Include diagnostic.h.
6044 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6046 (ipa_detect_param_modifications): Function rewritten from scratch.
6047 (ipa_compute_jump_functions): Changed accesses to modification flags.
6048 (ipa_free_node_params_substructures): Update flags destruction.
6049 (ipa_node_duplication_hook): Update flags duplication.
6050 (ipa_print_all_params_modified): Updated flag access.
6051 * ipa-prop.h (struct ipa_param_flags): New structure.
6052 (struct ipa_node_params): New field modification_analysis_done,
6053 modified_flags changed into param_flags.
6054 (ipa_is_ith_param_modified): Changed to use new flags.
6055 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6057 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6058 ipa-cp.c and split into two functions.
6059 (ipa_print_node_jump_functions): New function.
6060 (compute_scalar_jump_functions): New function.
6061 (type_like_member_ptr_p): New function.
6062 (compute_pass_through_member_ptrs): New function.
6063 (fill_member_ptr_cst_jump_function): New function.
6064 (determine_cst_member_ptr): New function.
6065 (compute_cst_member_ptr_arguments): New function.
6066 (ipa_compute_jump_functions): Complete rewrite.
6067 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6068 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6069 (struct ipa_member_ptr_cst): New structure.
6070 (union jump_func_value): New field member_cst.
6071 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6072 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6073 jump function types.
6074 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6075 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6076 instead of ipcp_print_all_jump_functions.
6077 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6078 only for replacable scalars.
6080 * doc/invoke.texi (Optimize options): Add description of
6081 -findirect-inlining.
6082 * common.opt (flag_indirect_inlining): New flag.
6083 * opts.c (decode_options): Set flag_indirect_inlining when
6086 * ipa-inline.c: Include ipa-prop.h.
6087 (inline_indirect_intraprocedural_analysis): New function.
6088 (inline_generate_summary): Allocate parameter and argument info
6089 structures, call inline_indirect_intraprocedural_analysis on each
6090 node when doing indirect inlining and deallocate indirect inlining
6091 data structures in the end.
6092 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6093 (free_all_ipa_structures_after_iinln): New function.
6094 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6096 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6098 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6099 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6100 of computing the frequency separately.
6101 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6102 of computing the frequency separately.
6103 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6104 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6105 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6106 (ipa_get_stmt_member_ptr_load_param): New function.
6107 (ipa_is_ssa_with_stmt_def): New function.
6108 (ipa_note_param_call): New function.
6109 (ipa_analyze_call_uses): New function.
6110 (ipa_analyze_stmt_uses): New function.
6111 (ipa_analyze_params_uses): New function.
6112 (ipa_free_node_params_substructures): Also free the param_calls linked
6114 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6115 (ipa_print_node_param_flags): New function.
6116 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6117 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6118 * ipa-prop.h (struct ipa_param_flags): New field called.
6119 (struct ipa_param_call_note): New structure.
6120 (struct ipa_node_params): New fields param_calls and
6122 (ipa_is_ith_param_called): New function.
6123 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6124 ipa_analyze_params_uses and dump parameter flags.
6126 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6127 ipa_propagate_indirect_call_infos if performing indirect inlining,
6128 pass a new parameter new_edges to it.
6129 (add_new_edges_to_heap): New fucntion.
6130 (cgraph_decide_inlining_of_small_functions): New vector
6131 new_indirect_edges for newly found indirect edges , call
6132 ipa_propagate_indirect_call_infos after inlining.
6133 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6134 inlining if performing indirect inlining. Call
6135 free_all_ipa_structures_after_iinln when doing so too.
6136 (inline_generate_summary): Do not call
6137 free_all_ipa_structures_after_iinln here.
6138 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6139 (print_edge_addition_message): New function.
6140 (update_call_notes_after_inlining): New function.
6141 (propagate_info_to_inlined_callees): New function.
6142 (ipa_propagate_indirect_call_infos): New function.
6143 * ipa-prop.h: Include cgraph.h
6144 (struct ipa_param_call_note): Fields reordered, new field processed.
6145 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6147 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6148 rediscovered call statements.
6149 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6150 (dump_cgraph_node): Dump also the indirect_call flag.
6151 (cgraph_clone_edge): Copy also the indirect_call flag.
6152 * tree-inline.c (copy_bb): Do not check for fndecls from call
6153 expressions, check for edge availability when moving clones.
6154 (get_indirect_callee_fndecl): New function.
6155 (expand_call_inline): If callee declaration is not apprent from
6156 the statement, try calling get_indirect_callee_fndecl. Do not
6157 issue warnings or call sorry when not inlinings an indirect edge.
6158 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6160 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6161 bit more frandly to matching.
6162 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6163 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6164 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6166 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6169 * opth-gen.awk: Suppress function specific features when building
6171 * optc-gen.awk: Ditto.
6173 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6176 * diagnostic.c (pedwarn): Add opt parameter.
6178 * c-tree.h (pedwarn_init): Add opt parameter.
6179 (pedwarn_c90): Likewise.
6180 (pedwarn_c99): Likewise.
6181 * c-errors.c (pedwarn_c99): Likewise.
6182 (pedwarn_c90): Likewise.
6183 * toplev.h (pedwarn): Update declaration.
6184 (pedwarn0): Declare.
6185 * c-lex.c: All calls to pedwarn changed.
6186 * builtins.c: All calls to pedwarn changed.
6187 * toplev.c: All calls to pedwarn changed.
6188 * c-decl.c: All calls to pedwarn changed.
6189 * c-typeck.c: All calls to pedwarn changed.
6190 * c-common.c: All calls to pedwarn changed.
6191 * c-parser.c: All calls to pedwarn changed.
6193 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6194 Karthik Kumar <karthikkumar@gmail.com>
6196 * attribs.c (file scope): Include c-common.h.
6197 (decl_attributes): Add support for #pragma GCC optimize and
6200 * targhooks.c (default_can_inline_p): New function that is the
6201 default for the TARGET_CAN_INLINE_P target hook.
6203 * targhooks.h (default_can_inline_p): Add declaration.
6205 * tree.c (cl_optimization_node): New static tree for building
6206 OPTIMIZATION_NODE tree.
6207 (cl_target_option_node): New static tree for building
6208 TARGET_OPTION_NODE tree.
6209 (cl_option_hash_table): New hash table for hashing
6210 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6211 (cl_option_hash_hash): New function to provide the hash value for
6212 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6213 (cl_option_hash_eq): New function to provide an equality test for
6214 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6215 (tree_code_size): Add support for OPTIMIZATION_NODE and
6216 TARGET_OPTION_NODE trees.
6217 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6218 TARGET_OPTION_NODE trees.
6219 (build_optimization_node): Build a tree that has all of the
6220 current optimization options.
6221 (build_target_option_node): Build a tree that has the target
6222 options that might be changed on a per function basis.
6224 * tree.h (file scope): Include options.h.
6225 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6226 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6227 (TREE_OPTIMIZATION): Ditto.
6228 (TREE_TARGET_SPECIFIC): Ditto.
6229 (struct tree_function_decl): Add fields for remembering the
6230 current optimization options and target specific options.
6231 (struct tree_optimization_option): New tree variant that remembers
6232 the optimization options.
6233 (struct tree_target_option): New tree variant that remembers the
6234 target specific flags that might change for compiling a particular
6236 (union tree_node): Include tree_optimization_option and
6237 tree_target_option fields.
6238 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6239 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6240 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6241 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6242 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6243 optimization and target options.
6244 (optimization_default_node): New macro to refer to global_trees
6246 (optimization_current_node): Ditto.
6247 (optimization_cold_node): Ditto.
6248 (optimization_hot_node): Ditto.
6249 (target_option_default_node): Ditto.
6250 (target_option_current_node): Ditto.
6251 (current_option_pragma): Ditto.
6252 (current_optimize_pragma): Ditto.
6254 * target.h (struct gcc_target): Add valid_option_attribute_p,
6255 target_option_save, target_option_restore, target_option_print,
6256 target_option_pragma_parse, and can_inline_p hooks.
6258 * toplev.h (parse_optimize_options): Add declaration.
6259 (fast_math_flags_struct_set_p): Ditto.
6261 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6262 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6265 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6266 tree_can_inline_p hook to see if one function can inline another.
6267 (cgraph_decide_inlining): Ditto.
6268 (cgraph_decide_inlining_incrementally): Ditto.
6270 * opts.c (decode_options): Add support for running multiple times
6271 to allow functions with different target or optimization options
6272 than was specified on the command line.
6273 (fast_math_flags_struct_set_p): New function that is similar to
6274 fast_math_flags_set_p, except it uses the values in the
6275 cl_optimization structure instead of global variables.
6277 * optc-gen.awk: Add support for TargetSave to allow a back end to
6278 declare new fields that need to be saved when using function
6279 specific options. Include flags.h and target.h in the options.c
6280 source. Add support for Save to indicate which options can be set
6281 for individual functions. Generate cl_optimize_save,
6282 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6283 cl_target_option_restore, cl_target_option_print functions to
6284 allow functions to use different optimization or target options.
6286 * opt-functions.awk (var_type_struct): Return the type used for
6287 storing the field in a structure.
6289 * opth-gen.awk: Add support for TargetSave to allow a back end to
6290 declare new fields that need to be saved when using function
6291 specific options. Add support for Save to indicate which options
6292 can be set for individual functions. Only generate one extern for
6293 Mask fields. Generate cl_optimization and cl_target_option
6294 structures to remember optimization and target options.
6296 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6297 collecting new tree nodes.
6298 (TS_TARGET_OPTION): Ditto.
6300 * c-decl.c (merge_decls): Merge function specific target and
6301 optimization options.
6303 * function.c (invoke_set_current_function_hook): If the function
6304 uses different optimization options, change the global variables
6307 * coretypes.h (struct cl_optimization): Add forward reference.
6308 (struct cl_target_option): Ditto.
6310 * c-pragma.c (option_stack): New static vector to remember the
6311 current #pragma GCC option stack.
6312 (handle_pragma_option): New function to support #pragma GCC option
6313 to change target options.
6314 (optimize_stack): New static vector to remember the current
6315 #pragma GCC optimize stack.
6316 (handle_pragma_optimize): New function to support #pragma GCC
6317 optimize to change optimization options.
6318 (init_pragma): Add support for #pragma GCC optimize and #pragma
6321 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6322 optimization options.
6323 (TARGET_OPTION_NODE): New tree code for remembering certain target
6326 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6327 TARGET_OPTION_NODE trees.
6329 * common.opt (-O): Add Optimization flag.
6331 (-fmath-errno): Ditto.
6332 (-falign-functions): Add UInteger flag to make sure flag gets full
6333 int in cl_optimization structure.
6334 (-falign-jumps): Ditto.
6335 (-falign-labels): Ditto.
6336 (-falign-loops): Ditto.
6337 (-fsched-stalled-insns): Ditto.
6338 (-fsched-stalled-insns-dep): Ditto.
6340 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6342 (TARGET_OPTION_SAVE): Ditto.
6343 (TARGET_OPTION_RESTORE): Ditto.
6344 (TARGET_OPTION_PRINT): Ditto.
6345 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6346 (TARGET_CAN_INLINE_P): Ditto.
6347 (TARGET_INITIALIZER): Add new hooks.
6349 * tree-inline.c (tree_can_inline_p): New function to determine
6350 whether one function can inline another. Check if the functions
6351 use compatible optimization options, and also call the backend
6354 * tree-inline.h (tree_can_inline_p): Add declaration.
6356 * c-common.c (c_common_attribute): Add support for option and
6357 optimize attributes.
6358 (handle_option_attribute): Add support for the option attribute to
6359 allow the user to specify different target options for compiling a
6361 (handle_optimize_attribute): Add support for the optimize
6362 attribute to allow the user to specify different optimization
6363 options for compiling a specific function.
6364 (handle_hot_attribute): Turn on -O3 optimization for this one
6365 function if it isn't the default optimization level.
6366 (handle_cold_attribute): Turn on -Os optimization for this one
6367 function if it insn't the default optimization.
6368 (const_char_p): New const char * typedef.
6369 (optimize_args): New static vector to remember the optimization
6371 (parse_optimize_options): New function to set up the optimization
6372 arguments from either the optimize attribute or #pragma GCC optimize.
6374 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6375 (builtin_define_std): Ditto.
6377 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6378 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6379 (x86_64-*-*): Ditto.
6381 * Makefile.in (TREE_H): Add options.h.
6382 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6384 * doc/extend.texi (option attribute): Document new attribute.
6385 (optimize attribute): Ditto.
6386 (hot attribute): Document hot attribute sets -O3.
6387 (cold attribute): Document cold attribute sets -Os.
6388 (#pragma GCC option): Document new pragma.
6389 (#pragma GCC optimize): Ditto.
6391 * doc/options.texi (TargetSave): Document TargetSave syntax.
6392 (UInteger): Document UInteger must be used for certain flags.
6393 (Save): Document Save option to create target specific options
6394 that can be saved/restored on a function specific context.
6396 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6397 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6399 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6400 (TARGET_OPTION_SAVE): Ditto.
6401 (TARGET_OPTION_RESTORE): Ditto.
6402 (TARGET_OPTION_PRINT): Ditto.
6403 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6404 (TARGET_CAN_INLINE_P): Ditto.
6406 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6408 (-mfpmath=both): Ditto.
6410 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6411 Karthik Kumar <karthikkumar@gmail.com>
6413 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6414 (TARGET_POPCNT): Ditto.
6415 (TARGET_SAHF): Ditto.
6416 (TARGET_AES): Ditto.
6417 (TARGET_PCLMUL): Ditto.
6418 (TARGET_CMPXCHG16B): Ditto.
6419 (TARGET_RECIP): Move switch into target_flags.
6420 (TARGET_FUSED_MADD): Ditto.
6421 (ix86_arch_features): Make an unsigned char type.
6422 (ix86_tune_features): Ditto.
6423 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6424 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6425 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6427 * config/i386/i386.opt (arch): New TargetSave field to define
6428 fields that need to be saved for function specific option support.
6431 (branch_cost): Ditto.
6432 (ix86_isa_flags_explicit): Ditto.
6433 (tune_defaulted): Ditto.
6434 (arch_specified): Ditto.
6435 (-m128-long-double): Add Save flag to save option for target
6436 specific option support.
6438 (-maccumulate-outgoing-args): Ditto.
6439 (-malign-double): Ditto.
6440 (-malign-stringops): Ditto.
6441 (-mfancy-math-387): Ditto.
6442 (-mhard-float): Ditto.
6444 (-minline-all-stringops): Ditto.
6445 (-minline-stringops-dynamically): Ditto.
6446 (-mms-bitfields): Ditto.
6447 (-mno-align-stringops): Ditto.
6448 (-mno-fancy-math-387): Ditto.
6449 (-mno-push-args): Ditto.
6450 (-mno-red-zone): Ditto.
6451 (-mpush-args): Ditto.
6452 (-mred-zone): Ditto.
6454 (-msseregparm): Ditto.
6455 (-mstack-arg-probe): Ditto.
6470 (-mrecip): Move flag into target_flags.
6472 (-mno-fused-madd): Ditto.
6473 (-mfused-madd): Ditto.
6474 (-mabm): Move flag into ix86_isa_flags.
6481 * config/i386/i386-c.c: New file for #pragma support.
6482 (ix86_target_macros_internal): New function to #define or #undef
6483 target macros based when the user uses the #pragma GCC option to
6484 change target options.
6485 (ix86_pragma_option_parse): New function to add #pragma GCC option
6487 (ix86_target_macros): Move defining the target macros here from
6488 TARGET_CPU_CPP_BUILTINS in i386.h.
6489 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6490 defined, initialize any subtarget #pragmas.
6492 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6493 REGISTER_TARGET_PRAGMAS.
6495 * config/i386/t-i386: New file for x86 dependencies.
6496 (i386.o): Make dependencies mirror the include files used.
6497 (i386-c.o): New file, add dependencies.
6499 * config/i386/i386-protos.h (override_options): Add bool argument.
6500 (ix86_valid_option_attribute_tree): Add declaration.
6501 (ix86_target_macros): Ditto.
6502 (ix86_register_macros): Ditto.
6504 * config/i386/i386.c (ix86_tune_features): Move initialization of
6505 the target masks to initial_ix86_tune_features to allow functions
6506 to have different target options. Make type unsigned char,
6507 instead of unsigned int.
6508 (initial_ix86_tune_features): New static vector to hold processor
6509 masks for the tune variables.
6510 (ix86_arch_features): Move initialization of the target masks to
6511 initial_ix86_arch_features to allow functions to have different
6512 target options. Make type unsigned char, instead of unsigned int.
6513 (initial_ix86_arch_features): New static vector to hold processor
6514 masks for the arch variables.
6515 (enum ix86_function_specific_strings): New enum to describe the
6516 string options used for attribute((option(...))).
6517 (ix86_target_string): New function to return a string that
6518 describes the target options.
6519 (ix86_debug_options): New function to print the current options in
6521 (ix86_function_specific_save): New function hook to save the
6522 function specific global variables in the cl_target_option structure.
6523 (ix86_function_specific_restore): New function hook to restore the
6524 function specific variables from the cl_target_option structure to
6525 the global variables.
6526 (ix86_function_specific_print): New function hook to print the
6527 target specific options in the cl_target_option structure.
6528 (ix86_valid_option_attribute_p): New function hook to validate
6529 attribute((option(...))) arguments.
6530 (ix86_valid_option_attribute_tree): New function that is common
6531 code between attribute((option(...))) and #pragma GCC option
6532 support that parses the options and returns a tree holding the options.
6533 (ix86_valid_option_attribute_inner_p): New helper function for
6534 ix86_valid_option_attribute_tree.
6535 (ix86_can_inline_p): New function hook to decide if one function
6536 can inline another on a target specific basis.
6537 (ix86_set_current_function); New function hook to switch target
6538 options if the user used attribute((option(...))) or #pragma GCC
6540 (ix86_tune_defaulted): Move to static file scope from
6542 (ix86_arch_specified): Ditto.
6543 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6545 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6546 (OPTION_MASK_ISA_ABM_SET): Ditto.
6547 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6548 (OPTION_MASK_ISA_CX16_SET): Ditto.
6549 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6550 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6551 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6552 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6553 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6554 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6555 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6556 (struct ptt): Move to static file scope from override_options.
6557 (processor_target_table): Ditto.
6559 (ix86_handle_option): Add support for options that are now isa options.
6560 (override_options): Add support for declaring functions that
6561 support different target options than were specified on the
6562 command line. Move struct ptt, processor_target_table, cpu_names,
6563 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6564 Add bool argument. Fix up error messages so the appropriate error
6565 is given for either command line or attribute.
6566 (ix86_previous_fndecl): New static to remember previous function
6567 declaration to see if we need to change target options.
6568 (ix86_builtins_isa): New array to record the ISA of each builtin
6570 (def_builtin): Always create the builtin function, even if the
6571 current ISA doesn't support it.
6572 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6573 tests for those builtins.
6574 (ix86_init_builtins): Remove TARGET_MMX test for calling
6575 ix86_init_mmx_sse_builtins.
6576 (ix86_expand_builtin): If the current ISA doesn't support a given
6577 builtin, signal an error.
6578 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6579 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6580 (TARGET_OPTION_SAVE): Ditto.
6581 (TARGET_OPTION_RESTORE): Ditto.
6582 (TARGET_OPTION_PRINT): Ditto.
6583 (TARGET_CAN_INLINE_P): Ditto.
6585 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6587 * c-typeck.c (build_external_ref): Don't call assemble_external.
6588 * final.c (output_operand): Call assemble_external.
6590 2008-07-21 DJ Delorie <dj@redhat.com>
6592 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6593 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6595 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6597 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6598 original insn and splitter contents into ...
6599 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6600 flag_unsafe_math_optimizations. Add dummy scratch register.
6601 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6602 !flag_unsafe_math_optimizations. Returns number with next
6603 highest magnitude if this is still less or equal to the true
6604 quotient in magnitude.
6606 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6608 * Makefile.in: Replace toplev.h with TOPLEV_H.
6609 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6610 * c-lex.c (fe_file_change): Don't set in_system_header.
6611 * c-parser.c (c_token): Remove in_system_header.
6612 (c_lex_one_token): Don't set in_system_header.
6613 (c_parser_set_source_position_from_token): Don't set in_system_header.
6614 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6617 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6618 * flags.h (in_system_header): Remove.
6619 * function.c (saved_in_system_header): Remove.
6620 (push_cfun): Don't set in_system_header.
6621 (pop_cfun): Don't set in_system_header.
6622 (push_struct_function): Don't set in_system_header.
6623 * input.h (expanded_location): Add sysp.
6624 (in_system_header_at): New.
6625 (in_system_header): New.
6626 * toplev.c (in_system_header): Remove.
6627 * toplev.h: Include input.h
6629 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6630 * tree-ssa.c (warn_uninit): Call warning_at.
6631 (warn_uninitialized_var): Update calls to warn_uninit.
6632 (warn_uninitialized_phi): Update calls to warn_uninit.
6633 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6634 (expand_location): Initialize xloc.sysp.
6635 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6636 (tree_decl_with_vis): Remove in_system_header_flag.
6638 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6641 * recog.c (asm_operand_ok): Change the order of the extra
6642 memory constraint checks.
6644 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6647 * tree-switch-conversion.c (build_one_array): Call
6648 varpool_mark_needed_node and varpool_finalize_decl
6649 instead of assemble_variable.
6651 2008-07-19 Jan Hubicka <jh@suse.cz>
6653 * cgraph.c (cgraph_add_new_function): Do early local passes.
6654 * tree-nrv.c (gate_pass_return_slot): New gate.
6655 (pass_nrv): Add the gate.
6656 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6658 (coalesce_ssa_name): Coalesce SSA names.
6659 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6660 not optimizing so unused user vars remains visible.
6661 * common.opt (flag_tree_ter): Always enable by default.
6662 * tree-ssa-ter.c: Include flags.h
6663 (is_replaceable_p): Check that locations match; when aliasing is missing
6664 be conservative about loads.
6665 * tree-optimize.c (gate_init_datastructures): Remove.
6666 (pass_init_datastructures): New.
6667 * passes.c: Reorder passes so we always go into SSA.
6669 2008-07-19 Jan Hubicka <jh@suse.cz>
6671 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6672 * doc/invoke.texi (--combine): Likewise.
6673 (-finline-functions-called-once): Update levels when enabled.
6674 (-funit-at-a-time): Document new behaviour.
6675 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6676 -fno-section-anchors when disabled explicitly.
6677 (inline params): They are not ignored now.
6678 (precompiled headers): Remove unit-at-a-time as being incompatible.
6679 * opts.c (decode_options): Handle unit-at-a-time as alias;
6680 imply -fno-section-anchors when toplevel reorder is disabled
6682 * common.opt (ftoplevel-reorder): Set default value to 2.
6683 (funit-at-a-time): Set default value to 1.
6684 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6687 2008-07-19 Jan Hubicka <jh@suse.cz>
6689 * builtins.c (expand_builtin_int_roundingfn,
6690 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6693 2008-07-19 Richard Guenther <rguenther@suse.de>
6696 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6697 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6698 * tree-ssa-pre.c (get_expr_value_id): For newly created
6699 constant value-ids make sure to add the expression to its
6702 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6705 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6706 return value of the builtin is ignored.
6708 2008-07-19 Olivier Hainque <hainque@adacore.com>
6710 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6711 bits, a C conformant malloc implementation has to provide.
6712 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6714 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6718 * reload.c (find_reloads_subreg_address): Only reload address if
6719 reloaded == 0, not for reloaded != 1.
6722 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6723 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6724 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6725 m32c_legitimize_reload_address.
6727 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6728 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6729 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6731 2008-07-19 Olivier Hainque <hainque@adacore.com>
6733 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6734 argument, saying whether nested array are to be collapsed
6735 into a single array type DIE with multiple subscripts.
6736 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6737 issues, centralize the nested array types collapsing control and
6738 disable the transformation for Ada.
6740 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6743 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6745 (x86_64_shift_adj_2): New expander.
6746 (x86_64_shift_adj_3): Ditto.
6747 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6748 to split TImode operands.
6749 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6750 (ix86_split_lshr): Ditto.
6752 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6754 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6755 and __CHAR32_TYPE__.
6756 * c-typeck.c (digest_init): Support char16_t and char32_t.
6757 (set_nonincremental_init_from_string): Idem.
6759 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6762 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6763 PREFERRED_STACK_BOUNDARY.
6764 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6766 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6769 * function.c (locate_and_pad_parm): Cap boundary earlier.
6771 2008-07-17 Julian Brown <julian@codesourcery.com>
6773 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6774 no-op for targets which don't use DLLs.
6776 2008-07-17 Martin Jambor <mjambor@suse.cz>
6778 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6779 that nodes are relevant by examining the node->analyzed flag.
6780 (ipcp_init_stage): Check which nodes are relevant, assert that the
6781 relevant ones are also required.
6782 (ipcp_propagate_stage): Check on the side arrays are properly
6784 (ipcp_print_all_jump_functions): Make sure not to touch any node
6785 that is not analyzed or an edge that does not have a corresponding
6786 entry in the on-the-side vectors.
6787 (ipcp_function_scale_print): Likewise.
6788 (ipcp_update_callgraph): Check that the node is relevant.
6789 (ipcp_insert_stage): Check that the node is relevant. Check there is
6790 an info for every node and edge.
6791 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6792 (ipa_print_all_tree_maps): Likewise and a new variable info.
6793 (ipa_print_all_params_modified): Likewise.
6794 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6796 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6799 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6801 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6803 PR rtl-optimization/36753
6804 * fwprop.c (use_killed_between): Don't shortcut
6805 single-definition global registers.
6807 2008-07-16 Jan Hubicka <jh@suse.cz>
6809 * cgraph.h (varpool_empty_needed_queue): Declare.
6810 * cgraphunit.c (output_in_order): Mark all variables as needed;
6812 * varpool.c (varpool_assemble_node): Update debug queue.
6813 (varpool_assemble_pending_decls): Don't do it here.
6814 (varpool_empty_needed_queue): New function.
6816 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6818 * recog.c (peephole2_optimize): Fix formatting.
6820 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6822 * c-pch.c (get_ident): Avoid C++ keywords.
6823 * combine-stack-adj.c (single_set_for_csa): Likewise.
6824 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6825 output_asm_insn): Likewise.
6826 * reload.c (push_secondary_reload, find_reusable_reload,
6827 push_reload, combine_reloads, find_reloads,
6828 debug_reload_to_stream): Likewise.
6829 * reload.h (struct reload): Likewise.
6830 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6831 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6832 emit_output_reload_insns): Likewise.
6833 * targhooks.c (default_secondary_reload): Likewise.
6834 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6836 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6838 * recog.c (validate_change_1, validate_change,
6839 validate_unshare_change, validate_replace_rtx_1, struct
6840 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6842 * reload.c (push_secondary_reload, secondary_reload_class,
6843 scratch_reload_class, find_valid_class, find_reusable_reload,
6844 push_reload, find_dummy_reload, find_reloads_address_1,
6845 find_reloads_address_part, find_equiv_reg): Likewise.
6846 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6847 choose_reload_regs): Likewise.
6848 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6850 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6851 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6852 * sched-rgn.c (concat_INSN_LIST): Likewise.
6853 * stor-layout.c (mode_for_size, mode_for_size_tree,
6854 smallest_mode_for_size): Likewise.
6856 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6858 * cfg.c (dump_reg_info): Avoid C++ keywords.
6859 * dwarf2asm.c (dw2_force_const_mem,
6860 dw2_asm_output_encoded_addr_rtx): Likewise.
6861 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6862 * expmed.c (expand_shift): Likewise.
6863 * global.c (find_reg): Likewise.
6864 * graph.c (draw_edge): Likewise.
6865 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6866 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6867 widen_clz, widen_bswap, expand_parity, expand_unop,
6868 emit_cmp_and_jump_insn_1): Likewise.
6869 * postreload.c (reload_cse_simplify_operands): Likewise.
6870 * ra.h (add_neighbor): Likewise.
6871 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6872 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6873 record_reg_classes, copy_cost, record_address_regs,
6874 invalid_mode_change_p): Likewise.
6875 * regrename.c (regrename_optimize, scan_rtx_reg,
6876 dump_def_use_chain, find_oldest_value_reg,
6877 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6879 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6881 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6882 MASK_POWERPC64 for power4 in previous commit.
6884 2008-07-16 Olivier Hainque <hainque@adacore.com>
6886 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6887 instead of bare conversion to cast const-ness away.
6889 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6891 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6892 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6893 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6894 (TARGET_FUNCTION_VALUE): Define.
6896 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6898 * config/rs6000/rs6000.c (processor_target_table): Add
6899 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6901 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6904 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6905 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6906 m32c_legitimize_reload_address.
6908 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6910 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6911 DECL_IN_SYSTEM_HEADER in sync.
6913 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6915 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6916 * tree-ssa-pre.c (pre_expr_eq): Ditto
6917 (get_constant_for_value_id): Take a type as an argument.
6918 (fully_constant_expression): Pass in type.
6919 (find_or_generate_expression): Short circuit constant case.
6920 (create_expression_by_pieces): Remove special casing of
6922 (do_regular_insertion): Short circuit constant case.
6923 (do_partial_partial_insertion): Ditto.
6925 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6928 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6930 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6932 * config/xtensa/libgcc-xtensa.ver: New file.
6933 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6935 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6937 * df-problems.c (df_set_note): Avoid C++ keywords.
6938 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6939 * dse.c (record_store, remove_useless_values): Likewise.
6940 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6941 gen_reg_rtx_offset, operand_subword, change_address_1,
6942 change_address, adjust_address_1, offset_address,
6943 widen_memory_access, emit_copy_of_insn_after): Likewise.
6944 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6945 * fwprop.c (should_replace_address, propagate_rtx_1,
6946 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6948 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6949 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6950 * lcm.c (compute_insert_delete, pre_edge_lcm,
6951 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6952 * lower-subreg.c (resolve_reg_notes): Likewise.
6953 * mode-switching.c (optimize_mode_switching): Likewise.
6955 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6957 * bt-load.c (add_btr_def, migrate_btr_def,
6958 branch_target_load_optimize): Avoid C++ keywords.
6959 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6961 * combine.c (subst, simplify_set, make_extraction,
6962 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6963 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6964 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6966 2008-07-15 Richard Guenther <rguenther@suse.de>
6969 * c-common.c (strict_aliasing_warning): Do not warn for
6970 TYPE_REF_CAN_ALIAS_ALL pointers.
6971 (c_common_get_alias_set): may_alias types are not special.
6972 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6973 attribute and set can_ref_all accordingly.
6974 (build_reference_type_for_mode): Likewise.
6975 * doc/extend.texi (may_alias): Clarify.
6977 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6980 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6981 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6983 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6986 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6987 gcc_assert, instead call output_operand_lossage.
6989 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6991 * builtins.c (std_canonical_va_list): Treat structure based
6994 2008-07-15 Ben Elliston <bje@au.ibm.com>
6996 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6998 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
7000 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7003 2008-07-14 Jan Hubicka <jh@suse.cz>
7005 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7006 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7007 fix predicates and constraints.
7008 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7009 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7011 2008-07-14 Doug Kwan <dougkwan@google.com>
7013 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7014 additional option file arm/eabi.opt.
7015 * config/arm/eabi.h (File): New configuration file for EABI targets.
7016 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7017 SUBSUBTARGET_EXTRA_SPECS.
7018 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7019 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7020 from STARTFILE_SPEC so that it can be referenced in an override.
7021 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7022 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7023 can be referenced in an override.
7024 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7025 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7026 so that it can be referenced in an override.
7027 (LINK_SPEC): Use BPABI_LINK_SPEC.
7028 * config/arm/eabi.opt (File): New.
7030 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7032 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7033 (FIXED_VALUE_H): New variable.
7034 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7035 input.h, fixed-value.h.
7036 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7037 (BASIC_BLOCK_H): Use $(BITMAP_H).
7038 (FUNCTION_H): Add varray.h.
7039 (IPA_REFERENCE_H): Use $(BITMAP_H).
7040 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7041 (DF_H): Use $(BITMAP_H).
7042 (GGC_H): Add statistics.h.
7044 (INSN_ATTR_H): Use it.
7045 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7047 (SYMTAB_H): Add $(OBSTACK_H).
7048 (CPP_INTERNAL_H): New.
7049 (TREE_DUMP_H): Add tree-pass.h.
7050 (TREE_FLOW_H): Use $(BITMAP_H)
7051 (PRETTY_PRINT_H): Use $(INPUT_H).
7052 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7055 (many object files): Fix lots of header dependencies throughout.
7057 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7059 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7061 (s-gtyp-input): Use them to write tmp-gi.list.
7062 (echo_to_gi.list): Remove.
7064 2008-07-14 Richard Guenther <rguenther@suse.de>
7066 * tree-ssa-sccvn.c (pre_info): Remove.
7067 (switch_to_PRE_table): Likewise.
7068 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7069 (set_hashtable_value_ids): Do not create value-ids for the
7071 (run_scc_vn): Remove double test. Remove bogus special-case
7072 in value-number printing.
7073 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7074 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7076 * tree-flow-inline.h (get_value_handle): Remove.
7077 * tree-flow.h (get_value_handle): Remove.
7079 2008-07-14 Martin Jambor <mjambor@suse.cz>
7081 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7082 in which we generate arithmetics is not a subrange.
7084 2008-07-14 Martin Jambor <mjambor@suse.cz>
7086 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7088 2008-07-14 Richard Guenther <rguenther@suse.de>
7090 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7092 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7095 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7096 reload for symbol refs moved to r0 with -fPIC.
7097 (legitimize_pic_address): Use the target register as temporary
7099 (emit_symbolic_move): Adjust comment.
7100 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7103 2008-07-14 Ben Elliston <bje@au.ibm.com>
7105 * c-common.h (C_CPP_HASHNODE): New macro.
7106 * coretypes.h (struct cpp_token): Forward declare.
7107 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7108 the context-sensitive keyword method.
7109 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7110 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7111 expand_bool_pixel): New.
7112 (altivec_categorize_keyword): New function.
7113 (init_vector_keywords): New function.
7114 (rs6000_macro_to_expand): Likewise.
7115 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7116 compiling an ISO C dialect.
7118 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7120 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7121 (create_expression_by_pieces): Fix typo.
7122 (do_regular_insertion): Use debug counter here too.
7124 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7127 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7128 CONST_OK_FOR_LETTER_P. All port-local users changed.
7129 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7130 implement Kp matching power-of-two.
7131 (CONSTRAINT_LEN): Define to match.
7132 * config/cris/cris.md: Replace all use of constraint K with Kc.
7133 ("*btst*): Use Kp for operand 0 of last alternative.
7135 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7138 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7141 2008-07-13 Jan Hubicka <jh@suse.cz>
7143 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7146 2008-07-13 Richard Guenther <rguenther@suse.de>
7149 * langhooks.c (lhd_print_error_function): Deal with recursive
7152 2008-07-12 Jan Hubicka <jh@suse.cz>
7154 * cgraph.c (assembler_name_hash): New static var.
7155 (hash_node_by_assembler_name, eq_assembler_name): New.
7156 (cgraph_node_for_asm): Use hashtable.
7157 (cgraph_remove_node): Maintain hashtable.
7158 (change_decl_assembler_name): Sanity check that names are not changing
7159 after aliasing was processed.
7160 * cgraph.h (varpoon_node): Add next GGC marker.
7161 * tree.c (decl_assembler_name_equal): Constify.
7162 (decl_assembler_name_hash): New.
7163 * tree.h (decl_assembler_name_equal): Constify.
7164 (decl_assembler_name_hash): Update.
7166 2008-07-12 David Daney <ddaney@avtrex.com>
7168 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7171 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7173 * doc/md.texi: Document the MIPS "v" constraint.
7174 * config/mips/mips.h (reg_class): Revert last change.
7175 (REG_CLASS_NAMES): Likewise.
7176 (REG_CLASS_CONTENTS): Likewise.
7177 * config/mips/mips.c (mips_regno_to_class): Likewise.
7178 * config/mips/constraints.md (v): Likewise, but add documentation.
7179 Add a comment to say that this constraint should not be used in
7182 2008-07-11 DJ Delorie <dj@redhat.com>
7184 * config/h8300/h8300.md (length): Fix branch offset limit.
7186 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7188 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7189 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7190 (avr_hard_regno_scratch_ok): New function.
7191 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7192 * config/avr/avr.md (all peepholes that request a scratch register):
7193 Remove avr_peep2_scratch_safe use.
7195 2008-07-11 Tom Tromey <tromey@redhat.com>
7196 Ian Lance Taylor <iant@google.com>
7198 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7199 (struct c_common_resword): Define.
7200 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7201 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7202 (c_common_reswords, num_c_common_reswords): Declare.
7203 * c-common.c (c_common_reswords): New global const array.
7204 (num_c_common_reswords): New const int.
7205 * c-parser.c (struct resword, reswords): Don't define.
7206 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7207 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7208 than reswords. If warning about C++ keywords, give them a special
7210 (c_lex_one_token): Warn about C++ keywords. Call
7211 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7212 (c_parser_external_declaration): Look for RID_xxx rather than
7213 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7214 (c_parser_statement_after_labels): Likewise.
7215 (c_parser_objc_class_instance_variables): Likewise.
7216 (c_parser_objc_class_declaration): Likewise.
7217 (c_parser_objc_try_catch_statement): Likewise.
7218 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7219 (declspecs_add_type): Likewise.
7221 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7223 * ggc-page.c (alloc_page):
7224 Substituting xmalloc, xcalloc with
7225 XNEWVEC and XCNEWVAR macros which add the
7228 2008-07-11 Richard Guenther <rguenther@suse.de>
7230 PR tree-optimization/36765
7231 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7232 aliases from HEAP vars to SMTs.
7234 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7236 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7237 * configure.ac (loose_warn): Move -Wc++-compat from here...
7238 (strict_warn): ...to here.
7239 * configure: Regenerate.
7241 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7243 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7244 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7245 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7246 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7247 excluding more specific h8300-*-* and sh-*-* targets.
7249 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7251 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7253 (execute_pre): Call loop_optimizer_finalize in early exit.
7255 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7258 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7259 uids in the bitmap, not just VAR_DECL uids.
7261 PR rtl-optimization/36419
7262 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7263 (combine_stack_adjustments_for_block): Call it if needed. Delete
7265 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7266 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7267 prologue sp adjustment.
7269 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7272 * opts.c (print_ignored_options): Report postponed diagnostics for
7273 unknown -Wno-* options as warnings, not errors.
7274 (postpone_unknown_option_error): Renamed to...
7275 (postpone_unknown_option_warning): ... this.
7277 2008-07-09 Doug Kwan <dougkwan@google.com>
7280 2008-07-08 Doug Kwan <dougkwan@google.com>
7282 * config/arm/arm.opt (mandroid): New option.
7283 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7284 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7286 (CC1PLUS_SPEC): Same.
7288 (STARTFILE_SPEC): Same.
7289 (ENDFILE_SPEC): Same.
7290 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7293 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7296 * config/mips/mips.h (reg_class): Remove V1_REG.
7297 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7298 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7300 (mips_get_tp): New function.
7301 (mips_legitimize_tls_address): Use it.
7302 * config/mips/constraints.md (v): Delete.
7303 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7304 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7305 After reload, split into a move and ...
7306 (*tls_get_tp_<mode>_split): ...this new instruction.
7308 2008-07-09 David Daney <ddaney@avtrex.com>
7310 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7312 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7314 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7315 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7317 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7318 htab_delete should be called. Don't free c.
7319 (lookup_tmp_var): Create temp_htab lazily.
7320 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7321 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7323 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7324 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7325 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7326 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7327 * tree-sra.c (generate_element_init): Likewise.
7328 * tree-mudflap.c (execute_mudflap_function_ops,
7329 execute_mudflap_function_decls): Likewise.
7330 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7331 * tree-gimple.h (struct gimplify_ctx): New type.
7332 (push_gimplify_context): Adjust prototype.
7334 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7336 * tree-ssa-pre.c (phi_translate_1): Update placement of
7339 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7341 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7342 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7343 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7344 * targhooks.c (default_hard_regno_scratch_ok): New function.
7345 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7346 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7347 * recog.c: Include "target.h".
7348 (peep2_find_free_register): Add check for global regs. Add target
7350 * Makefile.in (recog.o): Depend on target.h.
7352 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7354 * config/sh/sh.c (sh_canonical_va_list_type): New.
7355 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7357 2008-07-09 Raksit Ashok <raksit@google.com>
7359 * doc/invoke.texi (Option Summary): Mention new option
7360 -Wdisallowed-function-list=...
7361 (Warning Options): Document -Wdisallowed-function-list=...
7362 * common.opt (Wdisallowed-function-list=): New flag.
7363 * flags.h (warn_disallowed_functions): External definition of new
7364 boolean warning flag.
7365 (warn_if_disallowed_function_p): Declare new function.
7366 * opts.c (warning_disallowed_functions): New static variable.
7367 (warn_disallowed_functions): New boolean warning flag.
7368 (warn_if_disallowed_function_p): New function.
7369 (add_comma_separated_to_vector): Rename
7370 add_instrument_functions_exclude_list to this.
7371 (common_handle_option): Handle new option. Rename calls to
7372 add_instrument_functions_exclude_list into calls to
7373 add_comma_separated_to_vector.
7374 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7375 based on flag warn_disallowed_functions.
7377 2008-07-09 Christian Bruel <christian.bruel@st.com>
7379 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7380 instead of get_attr_length.
7382 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7384 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7386 * genemit.c (gen_insn): Likewise.
7387 * gengtype.c (note_def_vec): Likewise.
7388 * gengtype.h (note_def_vec): Likewise.
7389 * genoutput.c (struct data, output_insn_data, process_template,
7390 gen_expand, gen_split, note_constraint): Likewise.
7391 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7392 make_insn_sequence): Likewise.
7393 * gensupport.c (record_insn_name): Likewise.
7395 2008-07-08 Doug Kwan <dougkwan@google.com>
7397 * config/arm/arm.opt (mandroid): New option.
7398 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7399 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7401 (CC1PLUS_SPEC): Same.
7403 (STARTFILE_SPEC): Same.
7404 (ENDFILE_SPEC): Same.
7405 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7408 2008-07-08 Raksit Ashok <raksit@google.com>
7410 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7411 (set_storage_via_setmem): Fix expected_align parameter.
7412 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7413 missing from the list.
7414 * doc/md.texi (movmem): Explicitly state that expected alignment is
7415 to be expressed in bytes.
7416 (setmem): Explicitly state that expected alignment is to be expressed
7419 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7421 * reload.c (find_reloads_subreg_address): Do not require validity
7422 of address in original mode before reloading address.
7424 2008-07-07 Tianwei Sheng <tianweis@google.com>
7426 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7427 bounds array access.
7429 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7431 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7433 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7435 Fix PR tree-optimization/23455
7436 Fix PR tree-optimization/35286
7437 Fix PR tree-optimization/35287
7438 * Makefile.in (OBJS-common): Remove tree-vn.o.
7439 (tree-vn.o): Remove.
7440 * dbgcnt.def: Add treepre_insert debug counter.
7441 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7442 (debug_value_expressions): Ditto.
7443 (print_value_expressions): Ditto.
7444 * tree-pretty-print.c (dump_generic_node): Updated for
7445 VALUE_HANDLE removal.
7446 * tree-ssa-dom.c (record_equality): Ditto.
7447 (cprop_operand): Ditto.
7448 (lookup_avail_expr): Ditto.
7449 * tree-ssa-threadedge.c
7450 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7451 (simplify_control_stmt_condition): Ditto.
7452 * tree.c (tree_code_size): Ditto.
7453 (tree_node_structure): Ditto.
7454 (iterative_hash_expr): Ditto.
7456 * tree.h (VALUE_HANDLE_ID): Ditto.
7457 (VALUE_HANDLE_EXPR_SET): Ditto.
7458 (struct tree_value_handle): Ditto.
7459 (union tree_node): Ditto.
7460 * treestruct.def: Ditto.
7461 * tree-vn.c: Removed.
7462 * tree-ssa-pre.c: Rewritten entirely.
7463 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7464 (constant_value_ids): Ditto.
7465 (vn_nary_op_t): Moved to header.
7467 (vn_reference_op_t): Ditto
7468 (vn_reference_t): Ditto.
7469 (next_value_id): New variable.
7470 (VN_INFO): Add an assert.
7471 (vn_constant_eq): New function.
7472 (vn_constant_hash): Ditto.
7473 (get_or_alloc_constant_value_id): Ditto.
7474 (value_id_constant_p): Ditto.
7475 (vn_reference_compute_hash): De-staticify.
7476 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7477 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7478 (valueize_refs): Update opcode if it changes from ssa name to constant.
7479 (vn_reference_lookup_1): Add new argument.
7480 (vn_reference_lookup): Ditto.
7481 (vn_reference_lookup_pieces): New function.
7482 (vn_reference_insert): Add return type. Modify to deal with value ids.
7483 (vn_reference_insert_pieces): New function.
7484 (vn_nary_op_compute_hash): De-staticify.
7485 (vn_nary_op_eq): Ditto.
7486 (vn_nary_op_lookup_pieces): New function.
7487 (vn_nary_op_lookup): Add new argument.
7488 (vn_nary_op_insert_pieces): New function.
7489 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7490 (vn_phi_insert): Ditto.
7491 (visit_unary_op): Update for callee changes.
7492 (visit_binary_op): Ditto.
7493 (visit_reference_op_load): Ditto.
7494 (visit_reference_op_store): Ditto.
7495 (init_scc_vn): Init next_value_id, constant_to_value_id and
7497 (free_scc_vn): Free them.
7498 (set_hashtable_value_ids): New function.
7499 (run_scc_vn): Use it.
7500 (get_max_value_id): New function.
7501 (get_next_value_id): Ditto.
7502 (expressions_equal_p): Moved from tree-vn.c
7503 (sort_vuses): Ditto.
7504 (sort_vuses_heap): Ditto.
7505 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7507 * tree.c (iterative_hash_hashval_t): Made non-static
7508 * tree.h (iterative_hash_hashval_t): Declare it.
7510 2008-07-08 Martin Jambor <mjambor@suse.cz>
7512 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7513 instead of ipa_create_node_params.
7514 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7515 ipa_check_create_edge_args, free them with
7516 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7518 * ipa-prop.c: Include flags.h and tree-inline.h.
7519 (ipa_node_params_vector): New variable.
7520 (ipa_edge_args_vector): New variable.
7521 (edge_removal_hook_holder): New variable.
7522 (node_removal_hook_holder): New variable.
7523 (edge_duplication_hook_holder): New variable.
7524 (node_duplication_hook_holder): New variable.
7525 (ipa_detect_param_modifications): Check for presence of modified flags.
7526 (ipa_compute_jump_functions): Check for presence of jump functions.
7527 (ipa_free_edge_args_substructures): New function.
7528 (ipa_create_node_params): Removed.
7529 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7530 (ipa_free_node_params_substructures): New function.
7531 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7533 (ipa_edge_removal_hook): New function.
7534 (ipa_node_removal_hook): New function.
7535 (duplicate_array): New function.
7536 (ipa_edge_duplication_hook): New function.
7537 (ipa_node_duplication_hook): New function.
7538 (ipa_register_cgraph_hooks): New function.
7539 (ipa_unregister_cgraph_hooks): New function.
7540 (free_all_ipa_structures_after_ipa_cp): New function.
7542 * ipa-prop.h: Include vec.h.
7543 (ipa_node_params_t): New typedef with vector types for it.
7544 (ipa_edge_args_t): New typedef with vector types for it.
7545 (IPA_NODE_REF): Changed to access an on-the-side vector.
7546 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7547 (ipa_check_create_node_params): New function.
7548 (ipa_check_create_edge_args): New function.
7550 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7553 2008-07-07 Tom Tromey <tromey@redhat.com>
7555 * configure, config.in: Rebuilt.
7556 * configure.ac: Don't check for scandir or alphasort.
7558 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7560 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7561 types immediately after creating them.
7563 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7565 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7567 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7569 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7570 dump_constraint_graph.
7571 (dump_constraint_edge): New function.
7572 (dump_constraint_graph): New function.
7573 (debug_constraint_graph): New function.
7574 (dump_constraint): Removed useless comparison.
7575 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7576 (dump_constraint_graph): Declare.
7577 (debug_constraint_graph): Declare.
7578 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7580 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7582 * config/i386/i386.c (is_va_list_char_pointer): New.
7583 (ix86_va_start): Replace compare with ms_va_list_type_node
7584 by is_va_list_char_pointer.
7585 (ix86_gimplify_va_arg): Likewise.
7587 2008-07-07 Martin Jambor <mjambor@suse.cz>
7589 * cgraph.c (cgraph_edge_max_uid): New variable.
7590 (struct cgraph_edge_hook_list): New type.
7591 (struct cgraph_node_hook_list): New type.
7592 (struct cgraph_2edge_hook_list): New type.
7593 (struct cgraph_2node_hook_list): New type.
7594 (first_cgraph_edge_removal_hook): New variable.
7595 (first_cgraph_node_removal_hook): New variable.
7596 (first_cgraph_edge_duplicated_hook): New variable.
7597 (first_cgraph_node_duplicated_hook): New variable.
7598 (cgraph_add_edge_removal_hook): New function.
7599 (cgraph_remove_edge_removal_hook): New function.
7600 (cgraph_call_edge_removal_hooks): New function.
7601 (cgraph_add_node_removal_hook): New function.
7602 (cgraph_remove_node_removal_hook): New function.
7603 (cgraph_call_node_removal_hooks): New function.
7604 (cgraph_add_edge_duplication_hook): New function.
7605 (cgraph_remove_edge_duplication_hook): New function.
7606 (cgraph_call_edge_duplication_hooks): New function.
7607 (cgraph_add_node_duplication_hook): New function.
7608 (cgraph_remove_node_duplication_hook): New function.
7609 (cgraph_call_node_duplication_hooks): New function.
7610 (cgraph_create_edge): Assign to edge uid.
7611 (cgraph_remove_edge): Call edge removal hooks.
7612 (cgraph_node_remove_callees): Call edge removal hooks.
7613 (cgraph_node_remove_callers): Call edge removal hooks.
7614 (cgraph_remove_node): Call node removal hooks.
7615 (cgraph_clone_edge): Call edge duplication hooks.
7616 (cgraph_clone_node): Call node duplication hooks.
7618 * cgraph.h (cgraph_edge): New field uid.
7619 (cgraph_edge_hook): New type.
7620 (cgraph_node_hook): New type.
7621 (cgraph_2edge_hook): New type.
7622 (cgraph_2node_hook): New type.
7624 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7626 * config.in: Regenerate.
7628 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7630 * gcc.c (print_sysroot): New.
7631 (option_map, display_help, process_command): Handle the
7632 -print-sysroot option.
7633 (main): Print the sysroot if requested.
7634 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7636 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7639 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7641 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7643 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7644 (assign_parm_setup_block_p): Also check mode of entry_parm.
7646 2008-07-07 Richard Guenther <rguenther@suse.de>
7648 * tree-ssa-structalias.h (set_used_smts): Remove.
7649 * tree-ssa-structalias.c (used_smts): Likewise.
7650 (set_used_smts): Likewise.
7651 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7652 call to set_used_smts.
7654 2008-07-07 Richard Guenther <rguenther@suse.de>
7656 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7657 (new_var_info): Set it to false.
7658 (solution_set_add): Correctly handle pointers outside a var and
7660 (type_safe): Treat variables with is_full_var properly.
7661 (do_sd_constraint): Likewise.
7662 (do_ds_constraint): Likewise.
7663 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7664 (get_constraint_for_ptr_offset): New function.
7665 (get_constraint_for_component_ref): For addresses at least include
7666 the last field of the variable. Handle is_full_vars properly.
7667 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7668 (handle_ptr_arith): Remove.
7669 (find_func_aliases): Simplify assignment handling.
7670 (create_function_info_for): For parameter and result varinfos set
7672 (create_variable_info_for): Set is_full_var flag whenever we
7673 just created a single varinfo for a decl.
7674 (init_alias_vars): Initialize use_field_sensitive from
7675 max-fields-for-field-sensitive parameter.
7677 2008-07-07 Richard Guenther <rguenther@suse.de>
7679 PR tree-optimization/36713
7680 * tree-flow-inline.h (is_call_used): New function.
7681 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7682 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7683 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7685 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7687 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7689 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7691 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7693 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7694 Nathan Sidwell <nathan@codesourcery.com>
7696 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7697 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7699 * config/m68k/t-linux: New.
7700 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7703 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7705 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7706 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7709 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7711 * gcc.c (execute): Fix -Wc++-compat warning.
7713 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7716 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7717 constant for little endian.
7719 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7721 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7722 mips_base_mips16 instead of TARGET_MIPS16.
7723 (mips_base_mips16): Declare.
7724 * config/mips/mips.c (mips_base_mips16): Make global.
7725 (was_mips16_p): Remove GTY marker.
7726 (was_mips16_pch_p): New variable.
7727 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7728 (mips_override_options): Force to non-MIPS16 mode initially.
7729 Do not complain about MIPS16 PIC incompatibilities here.
7730 Only allow -mgpopt if -mexplicit-relocs is in force for
7733 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7735 * configure.ac: Check for caddr_t, define to char * if not defined.
7736 * configure: Regenerate.
7737 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7738 (mmap_gt_pch_use_address): Likewise.
7739 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7741 2008-07-06 Richard Guenther <rguenther@suse.de>
7743 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7744 (new_var_info): Deal with it.
7745 (solution_set_add): Likewise.
7746 (bitpos_of_field): Make signed, fix.
7747 (struct fieldoff): Remove type and decl fields. Make size field
7748 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7750 (fieldoff_compare): Deal with it.
7751 (push_fields_onto_fieldstack): Remove has_union argument, glob
7752 adjacent non-pointer fields together.
7753 (create_function_info_for): Do not set has_union.
7754 (create_variable_info_for): Simplify.
7756 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7758 * config.gcc (extra_headers): Add cross-stdarg.h for target
7759 x86_64-*-* and i?86-*-*.
7760 * config/i386/cross-stdarg.h: New.
7761 * builtins.c (std_fn_abi_va_list): New.
7762 (std_canonical_va_list_type): New.
7763 (stabilize_va_list): Replace va_list_type_node use by
7764 mtarget.canonical_va_list_type.
7765 (gimplify_va_arg_expr): Likewise.
7766 (expand_builtin_va_copy): Replace va_list_type_node use by
7767 mtarget.fn_abi_va_list.
7768 * tree-sra.c (is_va_list_type): New helper.
7769 (decl_can_be_decomposed_p): Replace
7770 va_list_type_node use by is_va_list_type.
7771 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7772 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7773 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7774 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7775 (ix86_enum_va_list): New.
7776 * config/i386/i386.c (sysv_va_list_type_node): New.
7777 (ms_va_list_type_node): New.
7778 (ix86_function_type_abi): Remove sorry.
7779 (ix86_build_builtin_va_list_abi): New.
7780 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7782 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7783 (ix86_init_builtins_va_builtins_abi): New.
7784 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7786 (ix86_handle_abi_attribute): New.
7787 (attribute_spec): Add sysv_abi and ms_abi.
7788 (ix86_fn_abi_va_list): New.
7789 (ix86_canonical_va_list_type): New.
7790 (ix86_enum_va_list): New.
7791 (TARGET_FN_ABI_VA_LIST): New.
7792 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7793 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7794 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7795 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7796 (TARGET_ENUM_VA_LIST): New.
7797 * expr.h (std_fn_abi_va_list): New.
7798 (std_canonical_va_list_type): New.
7799 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7800 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7801 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7802 TARGET_CANONICAL_VA_LIST_TYPE.
7803 * target.h (struct gcc_target): Add fn_abi_va_list hook
7804 and canonical_va_list_type hook.
7806 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7808 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7809 integral and pointer types.
7811 2008-07-04 Roger Sayle <roger@eyesopen.com>
7813 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7814 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7816 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7819 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7821 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7823 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7824 build_gimple_modify_stmt.
7825 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7826 gimple operand. Use fold_build* instead of build*.
7828 2008-07-04 Richard Guenther <rguenther@suse.de>
7830 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7831 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7832 properly to compute the reachability set if we do field-sensitive PTA.
7833 * invoke.texi (max-fields-for-field-sensitive): Document default.
7834 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7835 100 for optimize >= 2.
7837 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7839 * ggc-zone.c (lookup_page_table_if_allocated,
7840 set_page_table_entry, zone_find_object_size, alloc_small_page,
7841 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7842 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7843 -Wc++-compat and/or -Wcast-qual warnings.
7845 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7848 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7849 pic_offset_table_rtx to be marked as used here.
7850 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7851 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7852 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7853 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7856 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7858 * alloc-pool.c (hash_descriptor, eq_descriptor,
7859 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7860 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7862 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7863 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7864 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7865 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7868 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7870 * tree-flow.h (loop_only_exit_p): Declare.
7871 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7872 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7873 the number of iterations if it is constant. Otherwise, if this is the
7874 only possible exit of the loop, use the conservative estimate on the
7875 number of iterations of the entire loop if available.
7877 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7879 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7880 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7881 Add synchronization functions.
7882 * config/sync.c: New file.
7883 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7884 (LIBGCC_SYNC_CFLAGS): Likewise.
7886 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7889 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7890 (*pushtf_sse): New insn pattern.
7891 (pushtf splitters): New splitters.
7893 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7896 * predict.c (build_predict_expr): Use void_type_node for the tree
7897 type, instead of NULL_TREE.
7899 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7901 * config/i386/i386.c (contains_aligned_value_p): Return true
7903 (ix86_data_alignment): Align TCmode to 128bits.
7904 (ix86_local_alignment): Likewise.
7906 2008-07-03 Andrew Haley <aph@redhat.com>
7909 * vec.h (VEC_TA): New.
7910 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7911 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7912 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7913 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7914 (C_COMMON_FIXED_TYPES): Remove first arg.
7915 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7916 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7917 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7918 not to use empty macro arguments.
7920 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7922 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7923 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7924 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7925 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7926 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7927 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7928 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7929 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7930 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7931 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7932 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7933 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7934 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7935 config/rs6000/e500crtres64gpr.asm,
7936 config/rs6000/e500crtres64gprctr.asm,
7937 config/rs6000/e500crtrest32gpr.asm,
7938 config/rs6000/e500crtrest64gpr.asm,
7939 config/rs6000/e500crtresx32gpr.asm,
7940 config/rs6000/e500crtresx64gpr.asm,
7941 config/rs6000/e500crtsav32gpr.asm,
7942 config/rs6000/e500crtsav64gpr.asm,
7943 config/rs6000/e500crtsav64gprctr.asm,
7944 config/rs6000/e500crtsavg32gpr.asm,
7945 config/rs6000/e500crtsavg64gpr.asm,
7946 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7947 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7948 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7949 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7950 config/sparc/sol2-cn.asm: Remove .file directives.
7952 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7954 * resource.c (mark_referenced_resources): Look inside
7955 UNSPEC_VOLATILEs and ASM_INPUTs.
7957 2008-07-02 Ian Lance Taylor <iant@google.com>
7959 * rtlanal.c (add_reg_note): New function.
7960 * rtl.h (add_reg_note): Declare.
7961 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7962 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7963 * builtins.c (expand_builtin_longjmp): Likewise.
7964 (expand_builtin_nonlocal_goto): Likewise.
7965 * calls.c (emit_call_1, expand_call): Likewise.
7966 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7967 * cfglayout.c (fixup_reorder_chain): Likewise.
7968 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7969 (commit_one_edge_insertion): Likewise.
7970 * combine.c (move_deaths, distribute_notes): Likewise.
7971 * df-problems.c (df_set_note): Likewise.
7972 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7973 (set_unique_reg_note): Likewise.
7974 (emit_copy_of_insn_after): Likewise.
7975 * expr.c (expand_expr_real): Likewise.
7976 * gcse.c (add_label_notes): Likewise.
7977 * haifa-sched.c (create_check_block_twin): Likewise.
7978 * jump.c (mark_jump_label_1): Likewise.
7979 * loop-doloop.c (add_test, doloop_modify): Likewise.
7980 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7981 * lower-subreg.c (move_eh_region_note): Likewise.
7982 * optabs.c (emit_libcall_block): Likewise.
7983 * predict.c (predict_insn): Likewise.
7984 (combine_predictions_for_insn): Likewise.
7985 * recog.c (peephole2_optimize): Likewise.
7986 * regmove.c (try_auto_increment): Likewise.
7987 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7988 * reload.c (find_reloads): Likewise.
7989 * reload1.c (fixup_eh_region_note): Likewise.
7990 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7991 * reorg.c (delete_prior_computation): Likewise.
7992 (delete_computation, dbr_schedule): Likewise.
7993 * config/pa/pa.c (legitimize_pic_address): Likewise.
7994 * config/sh/sh.c (sh_reorg): Likewise.
7996 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7999 * config/libgcc-glibc.ver: Add %exclude.
8000 * config/m32r/libgcc-glibc.ver: Likwise.
8001 * config/s390/libgcc-glibc.ver: Likwise.
8002 * config/sh/libgcc-glibc.ver: Likwise.
8003 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8005 * config/i386/libgcc-glibc.ver: New.
8007 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8009 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8011 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8012 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8013 i[34567]86-*-linux*, x86_64-*-linux*. Add
8014 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8015 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8016 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8017 i[34567]86-*-linux*, x86_64-*-linux*.
8019 * libgcc-std.ver: Add empty GCC_4.4.0.
8021 * mkmap-symver.awk: Support multiple versions per symbol.
8023 * config/i386/i386.c (ix86_init_builtins): Always define
8024 __builtin_fabsq and __builtin_copysignq with fallbacks.
8025 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8026 and __builtin_copysignq if SSE2 isn't available.
8028 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8029 (LIBGCC2_TF_CEXT): Likwise.
8032 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8034 * config/i386/sfp-machine.h: Moved to libgcc.
8036 * config/i386/sfp-machine.h: New.
8037 * config/i386/t-linux: Likwise.
8039 * config/i386/t-darwin: Remove softfp_wrap_start and
8041 * config/i386/t-darwin64: Likewise.
8043 * config/i386/t-fprules-softfp64: Renamed to ...
8044 * config/i386/t-fprules-softfp: This.
8046 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8047 and softfp_wrap_end.
8049 2008-07-02 Jason Merrill <jason@redhat.com>
8051 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8053 * tree.c (ctor_to_list): New fn.
8054 * tree.h: Declare it.
8055 (CONSTRUCTOR_ELT): New macro.
8056 (CONSTRUCTOR_NELTS): New macro.
8058 2008-07-02 Richard Guenther <rguenther@suse.de>
8060 * tree-ssa-structalias.c (struct variable_info): Reorder
8061 to fill padding on 64bit hosts. Make collapsed_to an int.
8062 (get_varinfo_fc): Deal with that.
8063 (new_var_info): Likewise.
8064 (collapse_rest_of_var): Likewise.
8066 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8068 * doc/install.texi (--enable-java-home): Document.
8069 (--enable-aot-compile-rpm): Likewise.
8070 (--with-arch-directory): Likewise.
8071 (--with-os-directory): Likewise.
8072 (--with-origin-name): Likewise.
8073 (--with-arch-suffix): Likewise.
8074 (--with-jvm-root-dir): Likewise.
8075 (--with-jvm-jar-dir): Likewise.
8076 (--with-python-dir): Likewise.
8078 2008-07-02 Richard Guenther <rguenther@suse.de>
8080 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8081 from decls explicitly. Merge operand checking from tuples.
8083 2008-07-02 Martin Jambor <mjambor@suse.cz>
8085 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8087 2008-07-02 Martin Jambor <mjambor@suse.cz>
8089 * tree-switch-conversion.c: Included timevar.h
8090 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8092 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8094 2008-07-02 Martin Jambor <mjambor@suse.cz>
8096 * tree-switch-conversion.c: Corrected various comments and
8098 (build_constructors): Fixed minor formatting mistakes.
8100 * invoke.texi (Optimize Options): Corrected the
8101 switch-conversion-max-branch-ratio parameter.
8103 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8105 * final.c (asm_insn_count): Return zero for an empty asm body.
8107 2008-07-02 Richard Guenther <rguenther@suse.de>
8109 * bitmap.h (bitmap_set_bit): Return bool.
8110 (bitmap_clear_bit): Likewise.
8111 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8112 write to the bitmap if it would.
8113 (bitmap_clear_bit): Likewise.
8114 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8115 bitmap_set_bit return value.
8116 (add_pred_graph_edge): Likewise.
8117 (add_graph_edge): Likewise.
8118 (do_sd_constraint): Likewise.
8119 (do_ds_constraint): Likewise.
8121 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8123 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8124 Fix -Wc++-compat and/or -Wcast-qual warnings.
8125 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8126 gen_regparm_prefix): Likewise.
8127 * vmsdbgout.c (write_modbeg, lookup_filename,
8128 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8130 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8132 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8133 defaults.h definition apply.
8135 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8137 * function.c (assign_parm_remove_parallels): New.
8138 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8140 (assign_parm_setup_block): Do not handle them.
8141 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8142 assign_parm_remove_parallels.
8144 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8146 * c-typeck.c (convert_for_assignment): Use
8147 vector_targets_convertible_p.
8148 * c-common.c (vector_targets_convertible_p): New.
8149 * c-common.h (vector_targets_convertible_p): New prototype.
8150 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8151 opaque_p_V2SI_type_node.
8153 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8155 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8158 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8160 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8161 TFmode constants via two element DImode vector for hosts with
8162 HOST_BITS_PER_WIDE_INT < 64.
8163 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8164 also for HOST_BITS_PER_WIDE_INT < 64.
8166 2008-07-01 Richard Guenther <rguenther@suse.de>
8168 PR tree-optimization/36666
8169 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8170 (get_constraint_exp_from_ssa_var): Split into ...
8171 (get_constraint_exp_for_temp): ... this ...
8172 (get_constraint_for_ssa_var): ... and that.
8173 Return constraint expressions for all touched sub-fields
8174 if the results address is not taken.
8175 (process_constraint): Remove assertion that aggregate
8176 assignments do not happen at this place.
8177 (get_constraint_for_component_ref): Add address_p argument.
8178 Return constraint expressions for all touched sub-fields
8179 if the results address is not taken.
8180 (do_deref): Use get_constraint_exp_for_temp.
8181 (get_constraint_for_1): Rename from ...
8182 (get_constraint_for): ... this. Add the old function as wrapper.
8183 (do_structure_copy): Use get_constraint_for_1.
8185 2008-07-01 Martin Jambor <mjambor@suse.cz>
8187 * Makefile.in (tree-switch-conversion.o): Add.
8188 (OBJS-common): Add tree-swtch-conversion.o.
8189 * passes.c (init_optimization_passes): Add pass_convert_switch.
8190 * tree-pass.h: (pass_convert_switch): Add.
8191 * tree-switch-conversion.c: New file.
8192 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8193 * common.opt (ftree-cswtch): New option.
8194 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8195 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8196 * opts.c (decode_options): Set flag_tree_switch_conversion when
8197 optimization level is >= 2.
8198 * doc/invoke.texi (Optimize Options): Added description of
8199 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8201 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8203 * config/darwin-driver.c (darwin_default_min_version): Fix
8204 -Wc++-compat warnings.
8206 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8208 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8211 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8213 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8215 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8217 PR rtl-optimization/34744
8218 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8219 (df_scan_free_internal): Free data structures not
8220 allocated in storage pools.
8221 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8222 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8223 df_scan_free_mws_vec.
8224 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8227 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8229 * config/i386/i386.c (contains_aligned_value_p): Return true
8231 (ix86_function_arg_boundary): Return its natural boundary
8233 (return_in_memory_32): Don't check TDmode.
8234 (ix86_split_to_parts): Support splitting into 4 parts and
8235 support TFmode for 32bit target.
8236 (ix86_split_long_move): Support splitting into 4 parts.
8237 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8239 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8240 (ix86_init_builtins): Here.
8241 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8242 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8243 'q' and 'w', respectively.
8245 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8247 (movtf_internal): Likewise.
8248 (<code>tf2): Likewise.
8249 (*absnegtf2_sse): Likewise.
8250 (copysign<mode>3): Likewise.
8251 (copysign<mode>3_const): Likewise.
8252 (copysign<mode>3_var): Likewise.
8253 (define_split UNSPEC_COPYSIGN): Likewise.
8254 * config/i386/sse.md (*nandtf3): Likewise.
8255 (<code>tf3): Likewise.
8256 (*<code>tf3): Likewise.
8258 2008-06-30 Joey Ye <joey.ye@intel.com>
8259 H.J. Lu <hongjiu.lu@intel.com>
8261 * global.c (compute_regsets): Set frame_pointer_needed here.
8262 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8264 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8266 * doc/install.texi (specific): Expand Windows build notes.
8268 2008-06-30 Ira Rosen <irar@il.ibm.com>
8270 PR tree-optimization/36648
8271 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8272 number of prolog iterations by step. Fix the comment.
8274 2008-06-30 Richard Guenther <rguenther@suse.de>
8277 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8278 handle calls from ECF_MALLOC functions.
8279 (handle_pure_call): ECF_MALLOC functions do not return
8281 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8283 2008-06-29 Andreas Schwab <schwab@suse.de>
8285 * config/m68k/m68k.c (print_operand): Always print a float
8287 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8288 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8291 * config/rs6000/x-linux64: Remove never used file.
8293 2008-06-29 Richard Guenther <rguenther@suse.de>
8295 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8297 (struct alias_info): Move ...
8298 * tree-ssa-alias.c: ... here.
8299 (update_alias_info): Declare.
8300 (compute_may_aliases): Call it.
8301 (update_alias_info): New function.
8302 * tree-ssa-structalias.c (update_alias_info): Move ...
8303 * tree-ssa-alias.c (update_alias_info_1): ... here.
8304 * tree-ssa-structalias.c (process_constraint_1): Remove
8305 unused from_call argument. Rename to ...
8306 (process_constraint): ... this. Delete old wrapper.
8307 (make_constraint_to): Adjust callers.
8308 (handle_const_call): Likewise.
8309 (handle_pure_call): Likewise.
8310 (init_base_vars): Likewise.
8311 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8312 (find_func_aliases): We don't need structure copies for
8314 (make_constraint_from_anything): Remove.
8315 (create_variable_info_for): For globals make constraints
8316 from escaped, not from anything.
8317 (compute_points_to_sets): Do not call update_alias_info.
8318 (ipa_pta_execute): Use make_constraint_from.
8320 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8322 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8323 (bitmap.o-warn, dominance.o-warn): New.
8324 * configure.ac (cxx_compat_warn): Delete.
8325 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8326 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8328 * configure: Regenerate.
8330 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8333 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8335 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8336 * df-scan.c (df_notes_rescan): Likewise.
8337 * ggc-page.c (set_page_table_entry): Likewise.
8338 * intl.c (gcc_gettext_width): Likewise.
8339 * varasm.c (get_unnamed_section, get_noswitch_section,
8340 get_section): Likewise.
8342 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8344 * regrename.c (build_def_use): Don't copy RTX.
8346 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8348 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8349 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8350 punctuation. Use @ref instead of @xref.
8351 (Function Names): Remove stray @display/@end display.
8352 (C++ Attributes): Use @ref instead of @xref.
8353 (Deprecated Features): Fix punctuation around @xref.
8354 (Backwards Compatibility): Likewise.
8355 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8357 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8359 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8360 constants for E500 double.
8362 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8364 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8365 element type of const_vector.
8367 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8369 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8370 Remove FLAGS_REG clobber from expander pattern.
8371 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8372 (anddi3, andsi3, andhi3, andqi3): Ditto.
8373 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8374 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8375 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8376 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8377 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8378 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8379 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8380 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8382 2008-06-28 Richard Guenther <rguenther@suse.de>
8384 * tree-ssa-structalias.c (callused_id, var_callused,
8385 callused_tree): Add.
8386 (handle_pure_call): New function.
8387 (find_func_aliases): Call it.
8388 (find_what_p_points_to): Handle the call-used set.
8389 (clobber_what_escaped): Likewise.
8390 (compute_call_used_vars): New function.
8391 (init_base_vars): Init the call-used variable.
8392 (do_sd_constraint): Do not propagate the solution from CALLUSED
8393 but use CALLUSED as a placeholder.
8394 (solve_graph): Likewise.
8395 * tree-flow-inline.h (gimple_call_used_vars): New function.
8396 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8397 (compute_call_used_vars): Declare.
8398 * tree-ssa-alias.c (set_initial_properties): Call
8399 compute_call_used_vars.
8400 (reset_alias_info): Clear call-used variables.
8401 (add_call_clobber_ops): Assert we are not called for const/pure
8402 functions. Remove handling of them.
8403 (add_call_read_ops): Handle pure functions by adding the
8404 call-used set of variables as VUSEs.
8405 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8406 (delete_tree_ssa): Free it.
8407 * tree-dfa.c (remove_referenced_var): Clear the var from the
8410 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8412 * tree.c (build_varargs_function_type_list): New.
8413 (build_function_type_list_1): New.
8414 (build_function_type_list): Use build_function_type_list_1.
8415 * tree.h (build_varargs_function_type_list): New.
8417 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8420 * config/spu/spu.c (spu_builtin_splats): Do not generate
8421 invalid CONST_VECTOR expressions.
8422 (spu_expand_vector_init): Likewise.
8424 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8426 * optabs.c (libfunc_decls): New variable.
8427 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8428 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8429 for the same function twice.
8431 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8433 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8434 ix86_expand_binary_operator directly.
8435 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8437 (*ashrti3_1): Ditto.
8438 (*lshrti3_1): Ditto.
8439 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8440 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8441 using only one splitter. Conditionaly execute splitter before or
8442 after peephole2 pass.
8443 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8444 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8445 Use only one alternative in asm template.
8446 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8448 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8449 "J" operand constraint for operand 2.
8450 (*ashldi3_cconly_rex64): Ditto.
8451 (*ashrdi3_cmp_rex64): Ditto.
8452 (*ashrdi3_cconly_rex64): Ditto.
8453 (*lshrdi3_cmp_rex64): Ditto.
8454 (*lshrdi3_cconly_rex64): Ditto.
8455 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8456 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8457 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8460 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8462 * gimplify.c (omp_is_private): Don't return true if decl is not
8463 already private on #pragma omp for or #pragma omp parallel for.
8466 * tree-cfg.c (struct move_stmt_d): Replace block field with
8467 orig_block and new_block fields.
8468 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8469 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8470 (move_block_to_fn): Replace vars_map and new_label_map arguments
8471 with struct move_stmt_d pointer.
8472 (replace_block_vars_by_duplicates): New function.
8473 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8474 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8475 all subblocks of ORIG_BLOCK to the new function. Call
8476 replace_block_vars_by_duplicates.
8477 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8478 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8479 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8480 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8481 (expand_omp): Temporarily set input_location to the location of
8482 region's controlling stmt.
8483 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8484 BIND_EXPR, push ctx->block_vars and gimplification vars into
8485 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8487 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8488 there are any BLOCK_VARS.
8489 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8490 OMP_PARALLEL or OMP_TASK stmt.
8491 (lower_omp): Save and restore input_location around the lower_omp_1
8494 2008-06-27 Richard Guenther <rguenther@suse.de>
8496 PR tree-optimization/36400
8497 PR tree-optimization/36373
8498 PR tree-optimization/36344
8499 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8500 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8501 (update_alias_info): Remove call clobbering code.
8502 (make_constraint_to): New helper function.
8503 (make_escape_constraint): Likewise.
8504 (handle_rhs_call): Use it on all pointer containing arguments.
8505 Also mark the static chain escaped.
8506 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8507 instead of ANYTHING.
8508 (make_constraint_from): New helper split out from ...
8509 (make_constraint_from_anything): ... here.
8510 (find_func_aliases): Add constraints for escape sites.
8511 (intra_create_variable_infos): Make constraints from NONLOCAL
8513 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8515 (clobber_what_p_points_to): Remove.
8516 (clobber_what_escaped): New function.
8517 (init_base_vars): Init NONLOCAL and ESCAPED.
8518 (do_sd_constraint): Do not propagate the solution from ESCAPED
8519 but use ESCAPED as a placeholder.
8520 (solve_graph): Likewise.
8521 * tree-flow.h (clobber_what_p_points_to): Remove.
8522 (clobber_what_escaped): Declare.
8523 * tree-ssa-alias.c (set_initial_properties): Call it.
8524 Remove code clobbering escaped pointers.
8526 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8528 * function.c (allocate_struct_function): Only allocate a unique
8529 funcdef_no if the decl is nonzero.
8531 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8533 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8534 * config/mips/mips.c (mips_split_const_insns): New function.
8535 * config/mips/mips.md (move_type): New attribute.
8536 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8537 (dword_mode): New attribute.
8538 (type): Avoid long line. Map "move_type"s to "type"s,
8539 choosing "multi" for doubleword moves if appropriate.
8540 Swap MTC/MFC comments to match their declaration order.
8541 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8542 "type" is "branch" or "jal" is "direct".
8543 (length): Handle "extended_mips16" first. Make the default
8544 "0" for "ghost" instructions. Set the length from "move_type".
8545 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8546 of "type", with "sll0" for the register alternative. Remove the
8547 "extended_mips16" attribute.
8548 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8549 of "type", with "shift_shift" for the register alternative.
8550 Remove the "length" attribute.
8551 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8552 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8553 of "type", with "andi" for the register alternative.
8554 (*zero_extendqihi2): Likewise.
8555 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8556 of "andi" instead of a "type" of "arith".
8557 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8559 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8560 (mov_<store>r, *mov<mode>_ra): Likewise.
8561 (extendsidi2): Use "move_type" instead of "type", with "move"
8562 for the register alternative.
8563 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8564 of "type", with "signext" for the register alternative.
8565 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8566 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8567 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8568 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8569 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8570 (unnamed branch insn): Likewise.
8571 (*movdi_gp32_fp64): Fold into...
8572 (*movdi_32bit): ...here.
8573 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8574 (*movdf_hardfloat): ...this new pattern.
8575 (*movdf_softfloat): Remove redundant FPR alternatives.
8576 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8577 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8578 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8579 the "move" attribute.
8580 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8581 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8582 and "store" for COP loads and stores.
8583 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8584 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8585 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8586 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8587 (*movtf_mips16, *movv2sf): Likewise.
8588 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8589 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8590 (mfhc1<mode>): Use "move_type" instead of "move".
8591 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8592 (loadgp_blockage): Remove the "length" attribute.
8593 (blockage, set_got_version, update_got_version): Likewise.
8594 (call_internal): Remove the "extended_mips16" attribute.
8595 (call_value_internal, call_value_multiple_internal): Likewise.
8596 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8598 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8599 the "length" attribute.
8601 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8603 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8604 -Wcast-qual warnings.
8605 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8606 handle_pragma_pop_macro): Likewise.
8607 * collect2.c (resolve_lib_name): Likewise.
8608 * config/arc/arc.c (arc_init): Likewise.
8609 * config/arm/arm.c (neon_builtin_compare,
8610 locate_neon_builtin_icode): Likewise.
8611 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8612 * config/bfin/bfin.c (bfin_init_machine_status,
8613 bfin_optimize_loop): Likewise.
8614 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8615 * config/cris/cris.c (cris_init_expanders): Likewise.
8616 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8617 * config/darwin.c (machopic_indirection_eq,
8618 machopic_indirection_name, machopic_output_indirection): Likewise.
8619 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8620 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8621 frv_optimize_membar): Likewise.
8622 * config/i386/cygwin.h (mingw_scan,
8623 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8624 * config/i386/cygwin1.c (mingw_scan): Likewise.
8625 * config/i386/i386.c (machopic_output_stub): Likewise.
8626 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8627 i386_pe_unique_section): Likewise.
8628 * config/ia64/ia64.c (ia64_init_machine_status,
8629 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8631 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8632 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8633 * config/m68k/m68k.c (m68k_handle_option,
8634 m68k_sched_md_init_global): Likewise.
8635 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8636 mcore_unique_section): Likewise.
8637 * config/mips/mips.c (mips_block_move_straight,
8638 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8640 * config/mmix/mmix.c (mmix_init_machine_status,
8641 mmix_encode_section_info): Likewise.
8642 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8643 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8644 print_operand_address, output_toc, redefine_groups,
8645 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8646 * config/s390/s390.c (s390_init_machine_status): Likewise.
8647 * config/score/score.c (score_block_move_straight,
8648 score_block_move_loop_body): Likewise.
8649 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8650 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8651 * emit-rtl.c (find_auto_inc): Likewise.
8652 * gcc.c (translate_options, process_command): Likewise.
8653 * reorg.c (dbr_schedule): Likewise.
8654 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8655 * xcoffout.c (xcoffout_declare_function): Likewise.
8657 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8659 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8660 ipa-pta working again.
8662 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8664 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8667 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8669 * config.gcc (powerpc*-*-*): Add new core e500mc.
8670 * config/rs6000/e500mc.md: New file.
8671 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8673 (rs6000_override_options): Add e500mc case to
8674 processor_target_table. Altivec and Spe options not allowed
8675 with e500mc. Add isel instruction to e500mc by
8676 default. Initialize rs6000_cost for e500mc.
8677 (rs6000_issue_rate): Set issue rate for e500mc.
8678 * config/rs6000/rs6000.h (processor_type): Add
8679 PROCESSOR_PPCE500MC.
8680 (ASM_CPU_SPEC): Add e500mc.
8681 Set TARGET_ISEL to rs6000_isel.
8682 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8683 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8684 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8686 * doc/invoke.texi: Add e500mc to list of cpus.
8688 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8691 * c-lex.c (lex_charconst): Initialize unsignedp.
8693 2008-06-27 Olivier Hainque <hainque@adacore.com>
8695 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8696 documented assumptions.
8698 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8700 * dwarf2out.c: Remove trailing white spaces. Break long line
8703 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8705 * libfuncs.h (LTI_synchronize): New libfunc_index.
8706 (synchronize_libfunc): Declare.
8707 * builtins.c (expand_builtin_synchronize): Consider using
8708 synchronize_libfunc before falling back on an asm blockage.
8709 * config/mips/mips.c: Include libfuncs.h
8710 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8712 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8714 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8715 parameter. Copy stack_reg to r11 where appropriate.
8716 (no_global_regs_above): Add gpr parameter.
8717 (rs6000_stack_info): Only add padding for SPE save area if we
8718 are saving SPE GPRs and CR.
8719 (saveres_routine_syms): New variable.
8720 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8722 (rs6000_savres_routine_sym): New function.
8723 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8725 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8726 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8727 Tweak FPR out-of-line saving.
8728 (rs6000_make_savres_rtx): New function.
8729 (rs6000_use_multiple_p): New function.
8730 (rs6000_savres_strategy): New function.
8731 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8732 out-of-line if appropriate.
8733 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8734 if we are optimizing for size.
8735 (GP_SAVE_INLINE): Define.
8736 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8737 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8738 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8739 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8740 (*save_fpregs_<mode>): Add use of r11.
8741 (*restore_gpregs_<mode>): New insn.
8742 (*return_and_restore_gpregs_<mode>): New insn.
8743 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8745 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8746 (*restore_gpregs_spe): New insn.
8747 (*return_and_restore_gpregs_spe): New insn.
8748 * config/rs6000/predicates.md (save_world_operation): Fix check.
8750 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8752 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8753 this point, so assert that.
8755 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8757 * cfganal.c: Include vec.h and vecprim.h.
8758 (compute_idf): Import from...
8759 * tree-into-ssa (compute_idf): ...here.
8760 * basic-block.h (compute_idf): Export.
8762 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8764 * c-decl.c (merge_decls): Use !current_function_decl to check for
8765 extern declaration of C99 inline function being at file scope.
8767 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8769 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8771 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8773 * alias.c (record_alias_subset, init_alias_analysis): Fix
8774 -Wc++-compat and/or -Wcast-qual warnings.
8775 * attribs.c (lookup_attribute_spec): Likewise.
8776 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8777 copy_bb, connect_traces,
8778 find_rarely_executed_basic_blocks_and_cr): Likewise.
8779 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8780 note_btr_set, migrate_btr_defs): Likewise.
8781 * builtins.c (result_vector, expand_builtin_memcpy,
8782 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8783 builtin_memset_read_str, expand_builtin_printf,
8784 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8786 * caller-save.c (mark_set_regs): Likewise.
8787 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8788 * cgraph.c (cgraph_edge): Likewise.
8789 * combine.c (likely_spilled_retval_1): Likewise.
8790 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8791 htab_counts_entry_del, get_coverage_counts): Likewise.
8792 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8793 new_cselib_val): Likewise.
8794 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8795 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8797 * df-core.c (df_compact_blocks): Likewise.
8798 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8799 * df-scan.c (df_grow_reg_info, df_ref_create,
8800 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8801 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8802 df_record_entry_block_defs, df_record_exit_block_uses,
8803 df_bb_verify): Likewise.
8804 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8805 DF_REF_EXTRACT_MODE_CONST): New.
8806 * dominance.c (get_immediate_dominator, get_dominated_by,
8807 nearest_common_dominator, root_of_dom_tree,
8808 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8809 -Wc++-compat and/or -Wcast-qual warnings.
8810 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8811 record_store, replace_read, check_mem_read_rtx, scan_insn,
8812 dse_step1, dse_record_singleton_alias_set): Likewise.
8813 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8815 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8817 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8818 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8819 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8820 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8821 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8822 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8823 file_name_acquire, output_file_names, add_const_value_attribute,
8824 premark_used_types_helper, file_table_eq, file_table_hash,
8825 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8826 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8827 -Wcast-qual warnings.
8828 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8829 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8830 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8831 gen_reg_rtx, start_sequence, init_emit): Likewise.
8832 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8833 * except.c (init_eh_for_function, gen_eh_region,
8834 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8835 arh_to_landing_pad, arh_to_label, add_action_record,
8836 add_call_site, switch_to_exception_section): Likewise.
8837 * expmed.c (synth_mult): Likewise.
8838 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8839 store_expr): Likewise.
8840 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8842 * function.c (assign_stack_temp_for_type,
8843 allocate_struct_function, match_asm_constraints_1): Likewise.
8844 * gcov-io.c (gcov_allocate): Likewise.
8845 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8846 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8847 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8848 record_one_set, insert_expr_in_table, insert_set_in_table,
8849 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8850 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8851 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8852 -Wcast-qual warnings.
8854 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8856 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8857 -Wcast-qual warnings.
8858 * gcc.c (process_command): Likewise.
8859 * genattrtab.c (oballoc): Use XOBNEW.
8860 (oballocvec): Define.
8861 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8862 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8863 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8864 -Wc++-compat and/or -Wcast-qual warnings.
8865 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8866 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8867 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8868 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8869 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8870 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8871 add_excls, process_presence_absence_names,
8872 process_presence_absence_patterns, add_presence_absence,
8873 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8874 get_free_state, add_arc, get_free_automata_list_el,
8875 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8876 transform_3, cache_presence, create_ainsns, create_automata,
8877 create_state_ainsn_table, dfa_insn_code_enlarge,
8878 output_trans_func, output_min_issue_delay_func,
8879 output_dead_lock_func, output_reset_func,
8880 output_get_cpu_unit_code_func, output_dfa_start_func,
8881 expand_automata): Likewise.
8882 * genextract.c (gen_insn): Likewise.
8883 * gengtype-lex.l: Likewise.
8884 * gengtype.c (read_input_list, adjust_field_type,
8885 process_gc_options): Likewise.
8886 * genoutput.c (note_constraint): Likewise.
8887 * genpreds.c (mangle, add_constraint): Likewise.
8888 * genrecog.c (process_define_predicate, new_decision,
8889 add_to_sequence): Likewise.
8890 * gensupport.c (record_insn_name): Likewise.
8892 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8894 * config/i386/driver-i386.c (detect_caches_amd,
8895 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8896 and/or -Wcast-qual warnings.
8897 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8898 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8899 gt_pch_save): Likewise.
8900 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8901 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8902 * global.c (compute_regsets): Likewise.
8903 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8904 finish_graph_dump_file): Likewise.
8905 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8906 unlink_bb_notes): Likewise.
8907 * integrate.c (get_hard_reg_initial_val): Likewise.
8908 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8909 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8910 * local-alloc.c (update_equiv_regs): Likewise.
8911 * loop-invariant.c (check_invariant_table_size,
8912 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8914 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8915 altered_reg_used, mark_altered): Likewise.
8916 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8917 insert_var_expansion_initialization,
8918 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8919 release_var_copies): Likewise.
8920 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8921 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8922 analyze_accesses_for_phi_node, check_var_notmodified_p,
8923 check_allocation_function, find_sites_in_func,
8924 record_all_accesses_in_func, transform_access_sites,
8925 transform_allocation_sites): Likewise.
8926 * omp-low.c (new_omp_region, create_omp_child_function_name,
8927 check_omp_nesting_restrictions, check_combined_parallel,
8928 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8929 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8930 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8931 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8933 * opts-common.c (prune_options): Likewise.
8934 * opts.c (add_input_filename, print_filtered_help,
8935 get_option_state): Likewise.
8936 * params.c (add_params): Likewise.
8937 * passes.c (set_pass_for_id, next_pass_1,
8938 do_per_function_toporder, pass_fini_dump_file): Likewise.
8939 * postreload.c (reload_cse_simplify_operands): Likewise.
8940 * predict.c (tree_predicted_by_p, tree_predict_edge,
8941 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8943 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8945 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8947 * recog.c (check_asm_operands, validate_change_1): Likewise.
8948 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8949 subst_asm_stack_regs): Likewise.
8950 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8951 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8952 * regmove.c (reg_is_remote_constant_p): Likewise.
8953 * regrename.c (regrename_optimize, scan_rtx_reg,
8954 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8956 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8957 regstat_compute_calls_crossed): Likewise.
8958 * reload1.c (init_reload, new_insn_chain,
8959 has_nonexceptional_receiver, reload, copy_reloads,
8960 calculate_needs_all_insns, init_elim_table): Likewise.
8961 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8962 * rtl.c (shallow_copy_rtx_stat): Likewise.
8963 * rtlanal.c (parms_set): Likewise.
8964 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8965 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8966 * sched-ebb.c (earliest_block_with_similiar_load,
8967 add_deps_for_risky_insns): Likewise.
8968 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8969 schedule_region): Likewise.
8970 * see.c (eq_descriptor_pre_extension,
8971 hash_descriptor_pre_extension, hash_del_pre_extension,
8972 eq_descriptor_properties, hash_descriptor_properties,
8973 hash_del_properties, see_seek_pre_extension_expr,
8974 see_initialize_data_structures, see_print_register_properties,
8975 see_print_pre_extension_expr, see_delete_merged_def_extension,
8976 see_delete_unmerged_def_extension, see_emit_use_extension,
8977 see_pre_delete_extension, see_map_extension, see_commit_changes,
8978 see_analyze_merged_def_local_prop,
8979 see_analyze_merged_def_local_prop,
8980 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8981 see_set_prop_merged_def, see_set_prop_unmerged_def,
8982 see_set_prop_unmerged_use, see_print_one_extension,
8983 see_merge_one_use_extension, see_merge_one_def_extension,
8984 see_store_reference_and_extension, see_update_uses_relevancy,
8985 see_update_defs_relevancy): Likewise.
8986 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8987 hash_statistics_free, curr_statistics_hash): Likewise.
8988 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8989 expand_asm_operands, expand_return, case_bit_test_cmp,
8990 expand_case): Likewise.
8991 * stor-layout.c (start_record_layout): Likewise.
8992 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8993 gt_pch_save_stringpool): Likewise.
8994 * tree-data-ref.c (hash_stmt_vertex_info,
8995 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8996 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8998 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9001 * config/i386/i386.md : Change constraints of HImode and QImode
9002 immediate operands from "i" to "n". Change SImode "ni" constraint to
9003 "i" and SImode "rmi" constraint to "g". Remove all constraints
9004 from const0_operand and const1_operand predicated operands.
9005 (i): Change QImode and HImode attribute from "i" to "n".
9006 (*subqi_2): Change HImode operands to QImode.
9009 2008-06-25 Olivier Hainque <hainque@adacore.com>
9011 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9014 2008-06-25 Richard Guenther <rguenther@suse.de>
9016 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9017 not overflow the result type.
9019 2008-06-25 Richard Guenther <rguenther@suse.de>
9021 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9022 (vn_lookup): Likewise.
9024 2008-06-25 Richard Guenther <rguenther@suse.de>
9026 PR tree-optimization/35518
9027 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9028 * tree-sra.c (instantiate_element): Use fold_build3 to build
9030 (try_instantiate_multiple_fields): Likewise.
9032 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9034 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9037 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9039 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9040 use_backchain_to_restore_sp to true
9041 if the offset of the link register save area would go over the 32k - 1
9042 offset limit of the load
9045 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9047 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9048 anchor for the type-punning blurb. Cross-reference "Structures
9049 unions enumerations and bit-fields implementation". Provide a
9050 cast-through-pointer example. Make final sentence self-contained.
9051 * doc/implement-c.texi (Structures unions enumerations and
9052 bit-fields implementation): Cross-reference the type-punning blurb
9053 in the -fstrict-aliasing documentation.
9055 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9058 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9059 the memory instead of the memory itself for the save area.
9061 2008-06-24 Olivier Hainque <hainque@adacore.com>
9062 Nicolas Roche <roche@adacore.com>
9064 * gengtype.c (srcdir_len): size_t instead of int.
9065 (get_file_realbasename): New function. For F a filename, the real
9066 basename of F, with all the path components stripped.
9067 (get_file_srcdir_relative_path): New function. For F a filename, the
9068 relative path to F from $(srcdir).
9069 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9070 get_file_realbasename. Adjust the head comment.
9071 (get_prefix_langdir_index): New function. For F a filename, return the
9072 lang_dir_names[] relative index of the language directory that is
9074 (get_file_langdir): For F a filename, return the name of the language
9075 directory where F is located.
9076 (get_file_gtfilename): New function. The gt- output file name for an
9078 (get_output_file_with_visibility): Replace in-line computations with
9079 uses of get_file_gtfilename and get_prefix_langdir_index.
9080 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9082 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9084 PR tree-optimization/36504
9085 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9086 references without base address.
9088 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9091 * calls.c (expand_call): Increase alignment for recursive functions.
9093 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9095 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9096 (TARGET_FUNCTION_VALUE): New define.
9097 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9098 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9100 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9102 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9103 (fmod<mode>3): Ditto.
9104 (remainderxf3): Ditto.
9105 (remainder<mode>3): Ditto.
9107 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9110 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9111 REG is a hard register.
9113 PR tree-optimization/36508
9114 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9115 499, don't check it at all in release compilers.
9117 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9119 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9120 together with SSE_TARGET_MATH to disable insn pattern.
9121 (*fop_<MODEF:mode>_2_i387): Ditto.
9122 (*fop_<MODEF:mode>_3_i387): Ditto.
9124 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9126 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9128 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9131 * gimplify.c (gimplify_asm_expr): Check the return code of
9132 parse_output_constraint call, set function return and is_inout
9135 2008-06-22 Ian Lance Taylor <iant@google.com>
9137 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9138 (narrowest_signed_type): Likewise.
9139 * c-typeck.c (c_common_type): Change local variable mclass to enum
9141 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9142 tcc_comparison, not the tree code itself.
9143 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9144 (c_expand_expr): Cast modifier to enum expand_modifier.
9145 * c-common.h (C_RID_CODE): Add casts.
9146 (C_SET_RID_CODE): Define.
9147 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9148 (c_lex_one_token): Add cast to avoid warning.
9149 (c_parser_objc_type_name): Rename local typename to type_name.
9150 (check_no_duplicate_clause): Change code parameter to enum
9152 (c_parser_omp_var_list_parens): Change kind parameter to enum
9154 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9155 c_parser_omp_list_var_parens.
9156 (c_parser_omp_threadprivate): Likewise.
9157 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9158 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9159 * c-format.c (NO_FMT): Define.
9160 (printf_length_specs): Use NO_FMT.
9161 (asm_fprintf_length_specs): Likewise.
9162 (gcc_diag_length_specs): Likewise.
9163 (scanf_length_specs): Likewise.
9164 (strfmon_length_specs): Likewise.
9165 (gcc_gfc_length_specs): Likewise.
9166 (printf_flag_specs): Change 0 to STD_C89.
9167 (asm_fprintf_flag_specs): Likewise.
9168 (gcc_diag_flag_specs): Likewise.
9169 (gcc_cxxdiag_flag_specs): Likewise.
9170 (scanf_flag_specs): Likewise.
9171 (strftime_flag_specs): Likewise.
9172 (strfmon_flag_specs): Likewise.
9173 (print_char_table): Likewise.
9174 (asm_fprintf_char_table): Likewise.
9175 (gcc_diag_char_table): Likewise.
9176 (gcc_tdiag_char_table): Likewise.
9177 (gcc_cdiag_char_table): Likewise.
9178 (gcc_cxxdiag_char_table): Likewise.
9179 (gcc_gfc_char_table): Likewise.
9180 (scan_char_table): Likewise.
9181 (time_char_table): Likewis.
9182 (monetary_char_table): Likewise.
9183 * c-format.h (BADLEN): Likewise.
9185 2008-06-21 Ian Lance Taylor <iant@google.com>
9187 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9188 Define END_OF_BASE_TREE_CODES around inclusion.
9189 * tree.c (tree_code_type): New global array.
9190 (tree_code_length, tree_code_name): Likewise.
9191 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9193 (all-tree.def, s-alltree): New targets.
9194 (gencheck.h, s-gencheck): Remove.
9195 (tree.o): Depend upon all-tree.def.
9196 (build/gencheck.o): Remove gencheck.h dependency.
9197 (mostlyclean): Don't remove gencheck.h.
9198 * c-common.h (enum c_tree_code): Remove.
9199 * c-lang.c (tree_code_type): Remove.
9200 (tree_code_length, tree_code_name): Remove.
9201 * gencheck.c (tree_codes): Include all-tree.def, rather than
9202 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9204 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9206 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9207 (operator_name_info): Size to MAX_TREE_CODES.
9208 (assignment_operator_name_info): Likewise.
9209 * cp/cp-lang.c (tree_code_type): Remove.
9210 (tree_code_length, tree_code_name): Remove.
9211 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9212 (assignment_operator_name_info): Likewise.
9213 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9215 * cp/mangle.c (write_expression): Likewise.
9216 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9217 * fortran/f95-lang.c (tree_code_type): Remove.
9218 (tree_code_length, tree_code_name): Remove.
9219 * java/java-tree.h (enum java_tree_code): Remove.
9220 * java/lang.c (tree_code_type): Remove.
9221 (tree_code_length, tree_code_name): Remove.
9222 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9223 * objc/objc-act.h (enum objc_tree_code): Remove.
9224 * objc/objc-lang.c (tree_code_type): Remove.
9225 (tree_code_length, tree_code_name): Remove.
9226 * objcp/objcp-lang.c (tree_code_type): Remove.
9227 (tree_code_length, tree_code_name): Remove.
9228 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9229 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9230 * ada/misc.c (tree_code_type): Remove.
9231 (tree_code_length, tree_code_name): Remove.
9233 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9235 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9236 the grand_bitmap_obstack.
9238 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9240 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9241 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9242 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9243 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9244 move_stmt_r, new_label_mapper): Likewise.
9245 * tree-complex.c (cvc_lookup): Likewise.
9246 * tree-dfa.c (create_function_ann): Likewise.
9247 * tree-dump.c (dump_register): Likewise.
9248 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9249 find_phi_replacement_condition): Likewise.
9250 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9251 tree_function_versioning): Likewise.
9252 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9253 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9254 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9255 get_nonlocal_debug_decl, convert_nonlocal_reference,
9256 convert_nonlocal_omp_clauses, get_local_debug_decl,
9257 convert_local_reference, convert_local_omp_clauses,
9258 convert_nl_goto_reference, convert_nl_goto_receiver,
9259 convert_tramp_reference, convert_call_expr): Likewise.
9260 * tree-outof-ssa.c (contains_tree_r): Likewise.
9261 * tree-parloops.c (reduction_phi, initialize_reductions,
9262 eliminate_local_variables_1, add_field_for_reduction,
9263 add_field_for_name, create_phi_for_local_result,
9264 create_call_for_reduction_1, create_loads_for_reductions,
9265 create_stores_for_reduction, create_loads_and_stores_for_name):
9267 * tree-phinodes.c (allocate_phi_node): Likewise.
9268 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9269 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9270 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9271 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9272 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9273 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9274 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9275 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9276 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9277 vn_nary_op_insert): Likewise.
9278 * tree-ssa.c (redirect_edge_var_map_add,
9279 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9280 * tree-vectorizer.c (vectorize_loops): Likewise.
9281 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9282 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9283 tree_cons_stat, build1_stat, build_variant_type_copy,
9284 decl_init_priority_lookup, decl_fini_priority_lookup,
9285 decl_priority_info, decl_restrict_base_lookup,
9286 decl_restrict_base_insert, decl_debug_expr_lookup,
9287 decl_debug_expr_insert, decl_value_expr_lookup,
9288 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9289 type_hash_add, get_file_function_name, tree_check_failed,
9290 tree_not_check_failed, tree_range_check_failed,
9291 omp_clause_range_check_failed, build_omp_clause,
9292 build_vl_exp_stat): Likewise.
9293 * value-prof.c (gimple_histogram_value,
9294 gimple_duplicate_stmt_histograms): Likewise.
9295 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9296 unshare_variable, variable_union_info_cmp_pos, variable_union,
9297 dataflow_set_different_1, dataflow_set_different_2,
9298 vt_find_locations, variable_was_changed, set_variable_part,
9299 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9300 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9301 section_entry_hash, object_block_entry_eq,
9302 object_block_entry_hash, create_block_symbol,
9303 initialize_cold_section_name, default_function_rodata_section,
9304 strip_reg_name, set_user_assembler_name, const_desc_eq,
9305 build_constant_desc, output_constant_def, lookup_constant_def,
9306 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9307 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9308 default_internal_label): Likewise.
9309 * varray.c (varray_init, varray_grow): Likewise.
9310 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9312 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9314 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9315 operators for "test" insn. Macroize insn using SWI mode macro.
9316 (*jcc_fused_2): Ditto.
9317 (*jcc_fused_3): Macroize insn using SWI mode macro.
9318 (*jcc_fused_4): Ditto.
9320 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9322 * tree-ssa-pre.c: Fix typo in comment.
9323 (init_antic, fini_antic): Add explicit funtions for
9324 initializing and deinitializing ANTIC and AVAIL sets.
9325 (create_expression_by_pieces): Fix typo in comment.
9326 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9327 (execute_pre): Eventually dump details about ANTIC_IN.
9329 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9331 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9332 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9333 add_to_obstack, file_at_path, find_a_file, execute,
9334 add_preprocessor_option, add_assembler_option, add_linker_option,
9335 process_command, insert_wrapper, do_option_spec, do_self_spec,
9336 spec_path, do_spec_1, is_directory, main, used_arg,
9337 getenv_spec_function): Likewise.
9338 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9339 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9342 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9344 * doc/rtl.texi: Updated subreg section.
9346 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9349 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9350 node->needed and node->reachable.
9351 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9352 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9353 (expand_task_call): Don't call expand_task_copyfn.
9354 (expand_task_copyfn): Renamed to...
9355 (finalize_task_copyfn): ... this.
9357 2008-06-19 Jan Hubicka <jh@suse.cz>
9359 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9360 clobbering framepointer.
9362 2008-06-19 Jan Hubicka <jh@suse.cz>
9364 * tree-optimize.c (execute_early_local_optimizations): Set
9365 cgraph_state only at first invocation.
9367 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9369 * system.h (-Wc++-compat): Activate as a warning, no an error.
9371 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9373 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9374 instead of "#" in insn asm template.
9375 (*jcc_fused_2): Ditto.
9377 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9379 * config/i386/i386.h (ix86_tune_indices)
9380 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9381 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9382 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9383 (*jcc_fused_2): Ditto.
9384 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9385 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9386 (print operand): Handle 'E' and 'e' code.
9388 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9390 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9391 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9392 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9394 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9396 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9398 (cgraph_expand_function): Use local copy of decl.
9399 (cgraph_expand_all_functions): Remove redundant initialization of
9401 (cgraph_optimize): Reword internal_error message.
9403 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9405 * arm-protos.h (arm_return_in_memory): Remove public
9406 arm_return_in_memory() prototype.
9407 * arm.c (arm_return_in_memory): Add static prototype, add target
9408 hook macro, change definition and comments.
9409 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9411 2008-06-19 Ben Elliston <bje@au.ibm.com>
9413 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9414 real.c: Remove references to IEEE 754R.
9415 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9416 * doc/libgcc.texi (Decimal float library routines): Likewise.
9418 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9420 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9421 (default_unwind_word_mode): Add prototype.
9422 * targhooks.c (default_unwind_word_mode): New function.
9423 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9424 instead of word_mode.
9425 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9426 (TARGET_INITIALIZER): Use it.
9428 * c-common.c (handle_mode_attribute): Support "unwind_word"
9430 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9432 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9433 word_mode to access SjLj_Function_Context member "data".
9434 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9435 conversion from targetm.eh_return_filter_mode () to
9436 targetm.unwind_word_mode () if they differ.
9438 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9439 (BT_FN_UNWINDWORD_PTR): New function type.
9440 (BT_FN_WORD_PTR): Remove.
9441 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9442 * except.c (expand_builtin_extend_pointer): Convert pointer to
9443 targetm.unwind_word_mode () instead of word_mode.
9445 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9446 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9447 (spu_unwind_word_mode): New function.
9448 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9449 (TARGET_UNWIND_WORD_MODE): Define.
9450 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9452 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9454 * config/spu/spu.c (reg_align): Remove.
9455 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9456 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9457 (spu_split_store): Likewise.
9459 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9461 * gcc/tree-vn.c: Fix typo in comment.
9463 2008-06-18 Jan Hubicka <jh@suse.cz>
9465 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9466 toplevel reorder too.
9468 2008-06-18 Jan Hubicka <jh@suse.cz>
9470 * c-opts.c (c_common_post_options): PCH is not compatible with
9472 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9473 -fno-toplevel-reorder by default now.
9475 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9477 PR documentation/30739
9478 * doc/install.texi (Prerequisites): Document dependency on awk.
9480 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9481 Ian Lance Taylor <iant@google.com>
9483 PR rtl-optimization/35604
9484 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9485 only want to change jump destinations, not eventual label comparisons.
9487 2008-06-16 Jan Hubicka <jh@suse.cz>
9489 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9491 (cgraph_analyze_function): Likewise.
9493 2008-06-16 Jan Hubicka <jh@suse.cz>
9495 * cgraph.h (cgraph_mark_if_needed): New function.
9496 * cgraphunit.c (cgraph_mark_if_needed): New function.
9497 * c-decl.c (duplicate_decl): Use it.
9499 2008-06-16 Jan Hubicka <jh@suse.cz>
9501 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9504 2008-06-16 Jan Hubicka <jh@suse.cz>
9506 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9508 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9509 Kazu Hirata <kazu@codesourcery.com>
9510 Maxim Kuvyrkov <maxim@codesourcery.com
9512 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9513 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9514 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9515 EXTRA_SPEC_FUNCTIONS.
9516 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9517 (DRIVER_SELF_SPECS): Adjust.
9518 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9519 * config/mips/st.h, config/mips/t-st: New.
9520 * config/mips/driver-native.c, config/mips/x-native: New.
9521 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9524 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9526 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9528 (ISA_HAS_FP_CONDMOVE): New macro.
9529 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9530 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9531 (ISA_HAS_NMADD3_NMSUB3): New macro.
9532 * config/mips/mips.c (mips_rtx_costs): Update.
9533 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9534 compiling for ST Loongson 2E/2F.
9535 (madd<mode>): Rename to madd4<mode>. Update.
9536 (madd3<mode>): New pattern.
9537 (msub<mode>): Rename to msub4<mode>. Update.
9538 (msub3<mode>): New pattern.
9539 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9540 (nmadd3<mode>): New pattern.
9541 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9542 (nmadd3<mode>_fastmath): New pattern.
9543 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9544 (nmsub3<mode>): New pattern.
9545 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9546 (nmsub3<mode>_fastmath): New pattern.
9547 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9549 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9551 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9552 (DF_REF_INSN_INFO): New.
9553 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9554 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9555 with a NULL DF_REF_INSN_INFO.
9556 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9558 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9559 DF_INSN_INFO_EQ_USES): New.
9560 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9561 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9562 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9563 * df-core.c: Update comment for above changes.
9564 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9565 DF_INSN_UID_* macros.
9566 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9567 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9568 insn rtx. Update all callers.
9569 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9570 df_ref_create_structure, df_insn_refs_collect): Likewise.
9571 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9572 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9573 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9574 macros to access the insn refs.
9575 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9576 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9577 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9578 for accessing the refs.
9579 (try_fwprop_subst): Likewise.
9580 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9581 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9582 for accessing the refs.
9583 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9584 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9585 to look at the insn refs.
9586 (record_uses): Likewise.
9587 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9589 (mark_artificial_uses): Don't mark_insn for artificial refs.
9590 (mark_reg_rependencies): Likewise.
9592 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9594 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9596 * configure: Regenerate.
9598 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9600 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9601 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9602 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9604 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9606 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9607 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9608 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9610 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9612 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9613 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9614 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9616 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9618 * tree-ssa-sccvn.c: Fix format of comments.
9620 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9622 * cgraph.c: Remove unneeded forward declarations of eq_node()
9625 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9627 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9629 (see_update_relevancy): Likewise.
9630 * fwprop.c (try_fwprop_subst): Likewise.
9631 * rtlanal.c (noop_move_p): Likewise.
9632 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9633 notes to non-existing libcall blocks.
9634 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9636 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9637 (dead_libcall_p): Remove.
9638 (delete_trivially_dead_insns): Don't use it.
9639 * web.c (union_defs): Remove comment about keeping nops.
9640 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9641 (compute_hash_table_work): Don't track libcall notes.
9642 (do_local_cprop): Don't take libcall pointers. Don't update
9644 (adjust_libcall_notes): Deleted.
9645 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9646 ever have existed in the first place).
9647 (replace_store_insn): Don't try to remove libcall notes.
9648 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9649 (resolve_reg_notes): Don't call them.
9650 (resolve_simple_move): Likewise.
9651 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9652 Don't remove REG_RETVAL notes.
9653 * emit-rtl.c (try_split): Don't update libcall notes.
9654 (emit_copy_of_insn_after): Dito.
9655 * cselib.c (cselib_current_insn_in_libcall): Remove.
9656 (cselib_process_insn): Don't set/clear it.
9657 (new_elt_loc_list): Don't record it.
9658 (cselib_init): Don't initialize it.
9659 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9660 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9662 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9663 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9664 (init_deps): Don't initialize it.
9665 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9666 * combine.c (delete_noop_moves): Don't update libcall notes.
9667 (can_combine_p): Remove now pointless #if 0 block.
9668 (try_combine): Remove another obsolete #if 0 block.
9669 (distribute_notes): Don't distribute libcall notes.
9670 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9671 * dce.c (libcall_dead_p): Remove.
9672 (delete_unmarked_insns): Don't handle libcall blocks.
9673 (preserve_libcall_for_dce): Remove.
9674 (prescan_insns_for_dce): Don't special-case libcall block insns.
9675 * reload1 (reload): Don't handle libcall notes.
9676 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9679 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9681 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9682 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9683 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9685 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9687 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9688 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9689 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9691 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9693 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9695 2008-06-16 Ira Rosen <irar@il.ibm.com>
9697 PR tree-optimization/36493
9698 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9699 the arguments list. Use VECTYPE to create vector pointer.
9700 (vectorizable_store): Fail if accesses through a pointer to vectype
9701 do not alias the original memory reference operands.
9702 Call vect_create_data_ref_ptr without the removed argument.
9703 (vectorizable_load): Likewise.
9704 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9707 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9710 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9713 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9715 * config/mips/loongson2ef.md: New file.
9716 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9717 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9718 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9719 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9720 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9722 (loongson2ef.md): New include.
9723 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9724 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9725 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9726 (loongson_gt_<mode>, loongson_extract_halfword)
9727 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9728 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9729 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9730 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9731 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9732 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9733 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9734 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9735 (vec_interleave_low<mode>): Define type attribute.
9736 * config/mips/mips.c (mips_ls2): New static variable.
9737 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9738 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9739 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9740 Implement target scheduling hooks.
9741 (mips_multipass_dfa_lookahead): Update to handle tuning for
9743 (mips_sched_init): Initialize data for Loongson scheduling.
9744 (mips_ls2_variable_issue): New static function.
9745 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9747 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9748 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9749 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9750 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9751 Handle ST Loongson 2E/2F cores.
9752 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9754 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9756 * omp-low.c (extract_omp_for_data): Fix comment typo.
9759 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9761 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9762 FIXME note about gcc/config.guess.
9763 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9764 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9765 * doc/cppopts.texi: Likewise.
9766 * doc/extend.texi: Likewise.
9767 * doc/gcc.texi: Likewise.
9768 * doc/gccint.texi: Likewise.
9769 * doc/gcov.texi: Likewise.
9770 * doc/gty.texi: Likewise.
9771 * doc/hostconfig.texi: Likewise.
9772 * doc/install.texi: Likewise.
9773 * doc/invoke.texi: Likewise.
9774 * doc/loop.texi: Likewise.
9775 * doc/makefile.texi: Likewise.
9776 * doc/md.texi: Likewise.
9777 * doc/passes.texi: Likewise.
9778 * doc/tm.texi: Likewise.
9779 * doc/tree-ssa.texi: Likewise.
9780 * doc/trouble.texi: Likewise.
9782 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9783 Nathan Sidwell <nathan@codesourcery.com>
9784 Maxim Kuvyrkov <maxim@codesourcery.com>
9785 Richard Sandiford <rdsandiford@googlemail.com>
9787 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9788 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9789 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9791 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9792 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9793 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9795 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9796 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9797 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9798 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9799 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9800 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9801 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9802 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9803 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9804 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9805 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9806 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9807 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9808 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9809 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9810 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9811 (mips_builtins): Add Loongson builtins.
9812 (mips_loongson_2ef_bdesc): New.
9813 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9814 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9815 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9816 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9818 (mips_expand_vector_init): New.
9819 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9820 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9822 * config/mips/mips.md: Add unspec numbers for Loongson
9823 builtins. Include loongson.md.
9824 (MOVE64): Include Loongson vector modes.
9825 (SPLITF): Include Loongson vector modes.
9826 (HALFMODE): Handle Loongson vector modes.
9827 * config/mips/loongson.md: New.
9828 * config/mips/loongson.h: New.
9829 * config.gcc: Add loongson.h header for mips*-*-* targets.
9830 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9832 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9834 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9835 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9836 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9837 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9838 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9839 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9840 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9841 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9842 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9843 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9844 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9845 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9846 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9847 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9848 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9849 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9850 Remove use_fixproto=yes.
9851 (ia64*-*-hpux*): Remove comment about using fixproto.
9852 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9854 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9856 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9858 * configure: Regenerate.
9860 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9863 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9864 before evaluating it.
9866 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9869 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9870 nested inline functions.
9871 (start_decl, start_function): Don't invert DECL_EXTERNAL
9872 for nested inline functions.
9874 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9876 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9877 splits that must be made for correctness.
9879 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9881 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9882 (AVAIL_NON_MIPS16): Likewise.
9883 (mips_builtin_description): Replace target_flags with a predicate.
9884 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9885 (dspr2_32): New availability predicates.
9886 (MIPS_BUILTIN): New macro.
9887 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9888 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9889 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9890 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9891 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9892 (mips_dsp_32only_bdesc): Merge into...
9893 (mips_builtins): ...this new array.
9894 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9895 (mips_init_builtins): Update after above changes.
9896 (mips_expand_builtin_1): Merge into...
9897 (mips_expand_builtin): ...here and update after above changes.
9899 2008-06-12 Paul Brook <paul@codesourcery.com>
9901 * longlong.h (__arm__): Define count_leading_zeros.
9902 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9903 (clzsi2, clzdi2): New functions.
9904 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9905 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9906 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9907 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9908 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9909 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9910 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9911 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9912 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9913 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9915 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9917 * config/m68k/m68k.c (m68k_tune_flags): New.
9918 (override_options): Compute m68k_tune_flags.
9919 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9920 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9922 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9925 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9927 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9929 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9930 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9932 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9934 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9935 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9937 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9940 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9943 2008-06-12 Richard Guenther <rguenther@suse.de>
9945 PR tree-optimization/36345
9946 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9947 add memory_tag_needed flag.
9948 (may_alias_p): Declare.
9949 * tree-ssa-alias.c (may_alias_p): Export.
9950 (set_initial_properties): Use memory_tag_needed flag.
9951 (update_reference_counts): Likewise.
9952 (reset_alias_info): Reset memory_tag_needed flag.
9953 (create_name_tags): Check memory_tag_needed flag.
9954 (dump_points_to_info_for): Dump it.
9955 * tree-ssa-structalias.c (struct variable_info): Remove
9956 directly_dereferenced flag.
9957 (new_var_info): Do not initialize it.
9958 (process_constraint_1): Do not set it.
9959 (update_alias_info): Set is_dereferenced flag.
9960 (set_uids_in_ptset): Use may_alias_p.
9961 (set_used_smts): Check memory_tag_needed flag.
9962 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9963 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9964 memory_tag_needed flag.
9965 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9968 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9970 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9971 red zone for w64 abi.
9972 (ix86_expand_prologue): Likewise.
9973 (ix86_force_to_memory): Likewise.
9974 (ix86_free_from_memory): Likewise.
9976 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9979 * config/rs6000/rs6000.c (rs6000_override_options): Set
9980 rs6000_isel conditionally to the absence of comand line override.
9981 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9982 Remove duplicate rs6000_isel setting.
9983 * config/rs6000/eabispe.h: Ditto.
9985 2008-06-11 Richard Guenther <rguenther@suse.de>
9987 * alias.c (get_alias_set): Use the element alias-set for arrays.
9988 (record_component_aliases): For arrays and vectors do nothing.
9989 * c-common.c (strict_aliasing_warning): Handle the cases
9990 of alias set zero explicitly.
9991 * Makefile.in (dfp.o-warn): Add -Wno-error.
9993 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9995 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9997 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9998 tune_32 tune_64 to supported_defaults. Allow values not
9999 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10000 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10001 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10002 with_cpu_64 to generic for 64-bit-supporting configurations, not
10003 with_cpu. Remove FIXMEs.
10004 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10005 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10006 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10007 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10008 arch_32 and arch_64.
10010 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10011 Olivier Hainque <hainque@adacore.com>
10013 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10014 Use DECL_SIZE_UNIT to retrieve the size of the field.
10016 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10018 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10019 with function calls after declarations. Lay out
10020 neon_float_type_node before further use.
10022 2008-06-11 Richard Guenther <rguenther@suse.de>
10024 * tree-flow.h (may_point_to_global_var): Declare.
10025 * tree-ssa-alias.c (may_point_to_global_var): New function.
10026 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10028 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10030 * configure.ac: Teach that fido supports .debug_line.
10031 * configure: Regenerate.
10033 2008-06-10 Tom Tromey <tromey@redhat.com>
10035 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10038 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10040 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10041 (encode_decimal64, decode_decimal64, encode_decimal128,
10042 decode_decimal128): Reverse order of 32-bit parts of value if host
10043 and target endianness differ.
10045 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10047 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10048 Avoid division by 0.
10049 (tree_mod_pow2_value_transform): Likewise.
10050 (tree_ic_transform): Likewise.
10051 (tree_stringops_transform): Likewise.
10052 (tree_mod_subtract_transform): Likewise.
10053 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10054 (copy_edges_for_bb): Likewise.
10055 (initialize_cfun): Likewise.
10057 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10059 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10060 nonmemory_operand. Add "N" operand constraint.
10062 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10063 (*jcc_btsi_mask): Ditto.
10064 (*jcc_btsi_mask_1): Ditto.
10066 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10068 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10069 TYPE_CANONICAL for copied element type.
10071 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10074 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10075 Add m_CORE2 and m_GENERIC.
10076 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10077 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10079 (*jcc_btdi_rex64): New instruction and split pattern.
10080 (*jcc_btsi): Ditto.
10081 (*jcc_btsi_1): Ditto.
10082 (*btsq): Fix Intel asm dialect operand order.
10086 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10088 PR middle-end/36447
10089 * simplify-rtx.c (simplify_subreg): Add check for shift count
10092 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10094 * doc/md.texi: Synchronize with later constraints.md change.
10095 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10096 with a C implementation.
10097 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10099 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10100 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10101 when moving to and from MD_REGNUM.
10102 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10103 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10104 Handle byte and halfword moves.
10105 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10107 * config/mips/constraints.md (h): Turn into NO_REGS.
10108 (l, x): Update documentation.
10109 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10110 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10111 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10112 (HILO): New mode iterator.
10114 (any_div): New code iterator.
10115 (u): Extend code attribute to div and udiv.
10116 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10117 d_operand in the splitters. Remove redundant CONST_INT checks.
10118 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10119 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10120 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10121 accordingly, using normal moves instead of unspecs to move LO into
10122 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10123 (<u>mulsidi3): Handle expansion in C code.
10124 (<u>mulsidi3_32bit_internal): Rename to...
10125 (<u>mulsidi3_32bit): ...this.
10126 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10127 (*<u>mulsidi3_64bit): Rename to...
10128 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10129 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10130 to set LO and HI to the multiplication result. Use a normal move
10131 for MFLO and an unspec for MFHI.
10132 (*<u>mulsidi3_64bit_parts): Replace with...
10133 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10134 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10135 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10136 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10137 instead of HI. Split the instruction into a separate multiplication
10138 and MFHI if !TARGET_FIX_R4000.
10139 (<su>muldi3_highpart): Likewise.
10140 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10141 and the "=h" clobber.
10142 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10143 (<u>mulditi3): New expander.
10144 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10145 (madsi): Remove "=h" clobber.
10146 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10147 Force the modulus result to be a GPR and split the instruction into
10148 a division followed by an MFHI after reload.
10149 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10150 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10151 the MIPS16 HIGH define_split.
10152 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10153 of acc<->gpr moves to "multi".
10154 (*movdi_64bit): Replace the single "x" alternative with
10155 alternatives for moving into and out of "a".
10156 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10157 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10158 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10159 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10160 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10161 (movti): New expander.
10162 (*movti, *movti_mips16): New insns.
10163 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10164 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10165 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10166 * config/mips/predicates.md (fpr_operand): Delete.
10167 (d_operand): New predicate.
10169 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10171 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10172 failure on some Bourne shells.
10173 (x86_64-*-*): Ditto.
10175 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10177 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10179 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10181 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10182 (sparc-sun-solaris2*): Likewise.
10184 2008-06-09 Arnaud Charlet <charlet@adacore.com
10186 * doc/install.texi: Update requirements to build the Ada compiler.
10188 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10190 * df-scan.c (struct df_scan_problem_data): Remove the
10191 mw_link_pool alloc pool.
10192 (df_scan_free_internal): Don't free it.
10193 (df_scan_alloc): Don't allocate it.
10194 * df.h (struct df_link): Update comment.
10196 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10198 * except.h: Correct checks for when SJLJ exceptions must be used.
10200 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10202 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10205 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10207 PR tree-optimization/36218
10208 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10209 configure for the build system.
10210 (BUILD_LDFLAGS): Define.
10211 * configure: Regenerate.
10212 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10214 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10217 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10218 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10219 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10221 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10223 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10225 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10227 * config.gcc (Obsolete configurations): Remove list of
10229 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10230 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10231 targets matched by those patterns.
10232 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10233 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10234 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10235 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10236 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10237 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10238 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10239 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10240 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10241 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10242 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10243 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10244 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10245 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10246 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10247 Make code for Solaris 7 and greater unconditional for Solaris.
10248 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10249 Remove --with-* handling.
10250 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10251 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10252 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10253 LINK_OS_WINDISS_SPEC): Remove.
10254 * config/rs6000/sysv4.opt (mwindiss): Remove.
10255 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10256 * configure: Regenerate.
10257 * doc/cpp.texi: Don't mention BeOS.
10258 * doc/extend.texi (interrupt): Don't mention MS1.
10259 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10260 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10261 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10262 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10263 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10265 * doc/invoke.texi (MT Options): Remove.
10266 (-mwindiss): Remove.
10267 (CRIS Options): Remove cris-axis-aout references.
10268 (HPPA Options): Don't mention hppa1.1-*-pro.
10269 * doc/md.texi: (MorphoTech family): Remove.
10270 * libgcc2.c: Don't handle UWIN.
10271 * config/alpha/t-unicosmk: Remove.
10272 * config/alpha/unicosmk.h: Remove.
10273 * config/arm/kaos-arm.h: Remove.
10274 * config/arm/kaos-strongarm.h: Remove.
10275 * config/arm/strongarm-coff.h: Remove.
10276 * config/arm/strongarm-elf.h: Remove.
10277 * config/arm/strongarm-pe.h: Remove.
10278 * config/arm/t-strongarm-pe: Remove.
10279 * config/arm/t-xscale-coff: Remove.
10280 * config/arm/t-xscale-elf: Remove.
10281 * config/arm/xscale-coff.h: Remove.
10282 * config/arm/xscale-elf.h: Remove.
10283 * config/chorus.h: Remove.
10284 * config/cris/aout.h: Remove.
10285 * config/cris/aout.opt: Remove.
10286 * config/cris/t-aout: Remove.
10287 * config/i386/beos-elf.h: Remove.
10288 * config/i386/kaos-i386.h: Remove.
10289 * config/i386/ptx4-i.h: Remove.
10290 * config/i386/sco5.h: Remove.
10291 * config/i386/sco5.opt: Remove.
10292 * config/i386/sysv4-cpp.h: Remove.
10293 * config/i386/sysv5.h: Remove.
10294 * config/i386/t-beos: Remove.
10295 * config/i386/t-sco5: Remove.
10296 * config/i386/t-uwin: Remove.
10297 * config/i386/uwin.asm: Remove.
10298 * config/i386/uwin.h: Remove.
10299 * config/kaos.h: Remove.
10300 * config/mips/windiss.h: Remove.
10301 * config/mt: Remove directory.
10302 * config/pa/pa-osf.h: Remove.
10303 * config/pa/pa-pro-end.h: Remove.
10304 * config/pa/t-pro: Remove.
10305 * config/ptx4.h: Remove.
10306 * config/rs6000/beos.h: Remove.
10307 * config/rs6000/kaos-ppc.h: Remove.
10308 * config/rs6000/t-beos: Remove.
10309 * config/rs6000/windiss.h: Remove.
10310 * config/sh/kaos-sh.h: Remove.
10311 * config/sol2-6.h: Remove.
10312 * config/sparc/sol26-sld.h: Remove.
10313 * config/sparc/sysv4-only.h: Remove.
10314 * config/vax/bsd.h: Remove.
10315 * config/vax/t-memfuncs: Remove.
10316 * config/vax/ultrix.h: Remove.
10317 * config/vax/vaxv.h: Remove.
10318 * config/windiss.h: Remove.
10320 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10322 PR rtl-optimization/36438
10323 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10324 for vector shifts with constant scalar shift operands.
10326 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10328 * doc/invoke.texi: Document -march=xlr.
10329 * config/mips/xlr.md: New file.
10330 * config/mips/mips.md: Include it.
10332 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10333 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10334 (mips_rtx_cost_data): Likewise.
10336 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10338 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10339 PRE_INC and PRE_DEC cases.
10341 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10343 PR rtl-optimization/36419
10344 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10345 the emitting jump insn.
10348 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10349 is not bool, boolify the whole *expr_p and convert to the desired type.
10351 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10353 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10354 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10355 Add omp_private_outer_ref hook, add another argument to
10356 omp_clause_default_ctor hook.
10357 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10358 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10359 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10360 hook_tree_tree_tree_tree_null.
10361 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10362 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10363 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10364 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10365 * tree.def (OMP_TASK): New tree code.
10366 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10367 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10368 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10369 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10370 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10371 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10372 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10373 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10374 (OMP_DIRECTIVE_P): Add OMP_TASK.
10375 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10376 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10377 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10378 and OMP_CLAUSE_UNTIED entries.
10379 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10381 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10382 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10383 * tree-pretty-print.c (dump_omp_clause): Handle
10384 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10385 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10386 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10387 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10388 warning about unsigned iterators. Change decl/init/cond/incr
10389 arguments to TREE_VECs, check arguments for all collapsed loops.
10390 (c_finish_omp_taskwait): New function.
10391 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10393 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10394 default_function_array_conversion on init. Add par_clauses argument.
10395 If decl is present in parallel's lastprivate clause, change it to
10396 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10397 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10398 collapse count in clauses.
10399 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10400 c_parser_omp_for_loop callers.
10401 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10402 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10403 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10404 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10406 (c_parser_omp_clause_schedule): Handle schedule(auto).
10407 Include correct location in the error message.
10408 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10409 and PRAGMA_OMP_CLAUSE_UNTIED.
10410 (OMP_TASK_CLAUSE_MASK): Define.
10411 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10412 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10413 * tree-nested.c (convert_nonlocal_omp_clauses,
10414 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10415 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10416 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10417 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10419 (conver_nonlocal_reference, convert_local_reference,
10420 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10421 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10422 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10423 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10424 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10425 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10426 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10427 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10428 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10430 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10431 * c-common.h (c_finish_omp_taskwait): New prototype.
10432 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10433 * tree-parloops.c (create_parallel_loop): Create 1 entry
10434 vectors for OMP_FOR_{INIT,COND,INCR}.
10435 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10436 (make_edges): Handle OMP_TASK.
10437 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10438 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10439 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10440 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10441 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10442 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10443 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10444 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10445 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10446 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10447 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10448 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10449 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10450 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10451 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10452 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10453 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10454 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10455 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10456 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10457 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10458 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10459 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10460 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10461 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10462 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10463 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10464 original iterator is present in lastprivate clause or if
10465 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10466 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10467 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10468 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10469 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10470 if it is set, lookup var in outer contexts too. Handle
10471 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10472 to be implicitly determined firstprivate for task regions.
10473 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10474 if it is set, lookup var in outer contexts too. Set
10475 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10476 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10477 OMP_CLAUSE_UNTIED. Take region_type as last argument
10478 instead of in_parallel and in_combined_parallel.
10479 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10481 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10482 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10483 (new_omp_context): Set default_kind to
10484 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10485 (omp_region_type): New enum.
10486 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10487 fields, add region_type.
10488 (new_omp_context): Take region_type as argument instead of is_parallel
10489 and is_combined_parallel.
10490 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10491 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10492 ctx->is_combined_parallel checks.
10493 (gimplify_omp_task): New function.
10494 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10496 * omp-low.c (extract_omp_for_data): Use schedule(static)
10497 for schedule(auto). Handle pointer and unsigned iterators.
10498 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10499 Add loops argument. Extract data for collapsed OMP_FOR loops.
10500 (expand_parallel_call): Assert sched_kind isn't auto,
10501 map runtime schedule to index 3.
10502 (struct omp_for_data_loop): New type.
10503 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10504 Add loop, loops, collapse and iter_type fields.
10505 (workshare_safe_to_combine_p): Disallow combined for if
10506 iter_type is unsigned long long. Don't combine collapse > 1 loops
10507 unless all bounds and steps are constant. Adjust extract_omp_for_data
10509 (expand_omp_for_generic): Handle pointer, unsigned and long long
10510 iterators. Handle collapsed OMP_FOR loops. Adjust
10511 for struct omp_for_data changes. If libgomp function doesn't return
10512 boolean_type_node, add comparison of the return value with 0.
10513 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10514 pointer, unsigned and long long iterators. Adjust for struct
10515 omp_for_data changes.
10516 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10517 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10518 unsigned long long. Allocate loops array, pass it to
10519 extract_omp_for_data. For collapse > 1 loops use always
10520 expand_omp_for_generic.
10521 (omp_context): Add sfield_map and srecord_type fields.
10522 (is_task_ctx, lookup_sfield): New functions.
10523 (use_pointer_for_field): Use is_task_ctx helper. Change first
10524 argument's type from const_tree to tree. Clarify comment.
10525 In OMP_TASK disallow copy-in/out sharing.
10526 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10527 (install_var_field): Add mask argument. Populate both record_type
10528 and srecord_type if needed.
10529 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10531 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10532 and DECL_FIELD_OFFSET.
10533 (scan_sharing_clauses): Adjust install_var_field callers. For
10534 firstprivate clauses on explicit tasks allocate the var by value in
10535 record_type unconditionally, rather than by reference.
10536 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10537 Use is_taskreg_ctx instead of is_parallel_ctx.
10538 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10539 (create_omp_child_function_name): Add task_copy argument, use
10540 *_omp_cpyfn* names if it is true.
10541 (create_omp_child_function): Add task_copy argument, if true create
10542 *_omp_cpyfn* helper function.
10543 (scan_omp_parallel): Adjust create_omp_child_function callers.
10544 Rename parallel_nesting_level to taskreg_nesting_level.
10545 (scan_omp_task): New function.
10546 (lower_rec_input_clauses): Don't run constructors for firstprivate
10547 explicit task vars which are initialized by *_omp_cpyfn*.
10548 Pass outer var ref to omp_clause_default_ctor hook if
10549 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10550 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10551 OMP_CLAUSE_REDUCTION_INIT.
10552 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10553 avoid duplicate setting of fields. Handle
10554 OMP_CLAUSE_PRIVATE_OUTER_REF.
10555 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10556 copy-out if TREE_READONLY, only copy-in.
10557 (expand_task_copyfn): New function.
10558 (expand_task_call): New function.
10559 (struct omp_taskcopy_context): New type.
10560 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10562 (lower_omp_parallel): Rename to...
10563 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10564 Call create_task_copyfn if srecord_type is needed. Adjust
10566 (task_shared_vars): New variable.
10567 (check_omp_nesting_restrictions): Warn if work-sharing,
10568 barrier, master or ordered region is closely nested inside OMP_TASK.
10569 Add warnings for barrier if closely nested inside of work-sharing,
10570 ordered, or master region.
10571 (scan_omp_1): Call check_omp_nesting_restrictions even for
10572 GOMP_barrier calls. Rename parallel_nesting_level to
10573 taskreg_nesting_level. Handle OMP_TASK.
10574 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10575 work-sharing construct, continue looking for them on parent parallel
10577 (lower_omp_for_lastprivate): Add lastprivate clauses
10578 to the beginning of dlist rather than end. Adjust for struct
10579 omp_for_data changes.
10580 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10581 not after it. Handle collapsed OMP_FOR loops, adjust for
10582 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10583 (get_ws_args_for): Adjust extract_omp_for_data caller.
10584 (scan_omp_for): Handle collapsed OMP_FOR
10585 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10586 (lower_omp_single_simple): If libgomp function doesn't return
10587 boolean_type_node, add comparison of the return value with 0.
10588 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10589 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10590 (parallel_nesting_level): Rename to...
10591 (taskreg_nesting_level): ... this.
10592 (is_taskreg_ctx): New function.
10593 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10594 of is_parallel_ctx.
10595 (execute_lower_omp): Rename parallel_nesting_level to
10596 taskreg_nesting_level.
10597 (expand_omp_parallel): Rename to...
10598 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10599 Call omp_task_call for OMP_TASK regions.
10600 (expand_omp): Adjust caller, handle OMP_TASK.
10601 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10603 * bitmap.c (bitmap_default_obstack_depth): New variable.
10604 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10605 if argument is NULL and bitmap_default_obstack is already initialized.
10606 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10608 * matrix-reorg.c (matrix_reorg): Likewise.
10610 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10612 * config/i386/i386.md (*indirect_jump): Macroize using P
10613 mode iterator. Remove !TARGET_64BIT from insn constraints.
10614 (*tablejump_1): Ditto.
10615 (*indirect_jump_rex64): Remove insn pattern.
10616 (*tablejump_1_rex64): Ditto.
10617 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10618 and eh_return_si insn patterns.
10620 2008-06-06 Richard Guenther <rguenther@suse.de>
10622 * tree-ssa-structalias.c (merge_smts_into): Remove.
10623 (find_what_p_points_to): Do not bother to compute the
10624 points-to set for pt_anything pointers.
10625 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10626 for pt_anything pointers is ok.
10628 2008-06-06 Jan Hubicka <jh@suse.cz>
10630 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10632 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10634 * cgraph.c: Fix typos in comments.
10635 (cgraph_availability_names): Fix string typo.
10636 * fold-const.c: Fix typos in comments.
10637 (fold_binary): Fix typo in warning.
10638 * genautomata.c: Fix typos in comments.
10639 (check_presence_pattern_sets): Fix typo in local variable.
10640 (output_description): Fix typo in output.
10641 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10642 * hwint.h: Likewise.
10643 * matrix-reorg.c (check_allocation_function): Likewise.
10644 * omega.c (smooth_weird_equations): Likewise.
10645 * auto-inc-dec.c: Fix typos in comments.
10646 * bb-reorder.c: Likewise.
10647 * builtins.c: Likewise.
10648 * c-common.c: Likewise.
10649 * c-cppbuiltin.c: Likewise.
10650 * c-parser.c: Likewise.
10651 * c-pretty-print.c: Likewise.
10652 * cfgcleanup.c: Likewise.
10653 * cfgexpand.c: Likewise.
10654 * cfghooks.c: Likewise.
10655 * cfglayout.c: Likewise.
10656 * cfgloopmanip.c: Likewise.
10657 * cgraphunit.c: Likewise.
10658 * coverage.c: Likewise.
10659 * dbxout.c: Likewise.
10660 * df-byte-scan.c: Likewise.
10661 * df-core.c: Likewise.
10662 * df-problems.c: Likewise.
10663 * df-scan.c: Likewise.
10665 * dominance.c: Likewise.
10666 * domwalk.c: Likewise.
10668 * dwarf2out.c: Likewise.
10669 * emit-rtl.c: Likewise.
10670 * et-forest.c: Likewise.
10671 * function.c: Likewise.
10672 * function.h: Likewise.
10674 * gcov-io.c: Likewise.
10675 * gcov.c: Likewise.
10676 * gcse.c: Likewise.
10677 * genattrtab.c: Likewise.
10678 * ggc-page.c: Likewise.
10679 * gimplify.c: Likewise.
10680 * gthr-lynx.h: Likewise.
10681 * haifa-sched.c: Likewise.
10682 * ipa-cp.c: Likewise.
10683 * ipa-inline.c: Likewise.
10684 * ipa-prop.h: Likewise.
10685 * ipa-pure-const.c: Likewise.
10686 * ipa-struct-reorg.c: Likewise.
10687 * ipa-struct-reorg.h: Likewise.
10688 * ipa-type-escape.c: Likewise.
10690 * loop-doloop.c: Likewise.
10691 * mips-tfile.c: Likewise.
10692 * mkmap-flat.awk: Likewise.
10693 * mkmap-symver.awk: Likewise.
10694 * modulo-sched.c: Likewise.
10695 * omp-low.c: Likewise.
10696 * optabs.c: Likewise.
10697 * optabs.h: Likewise.
10698 * opts.c: Likewise.
10699 * passes.c: Likewise.
10700 * postreload-gcse.c: Likewise.
10701 * postreload.c: Likewise.
10702 * predict.c: Likewise.
10703 * pretty-print.h: Likewise.
10704 * profile.c: Likewise.
10705 * protoize.c: Likewise.
10706 * ra-conflict.c: Likewise.
10707 * real.c: Likewise.
10708 * recog.c: Likewise.
10709 * regclass.c: Likewise.
10710 * regs.h: Likewise.
10711 * reload.c: Likewise.
10712 * rtl-error.c: Likewise.
10713 * rtlanal.c: Likewise.
10714 * scan.h: Likewise.
10715 * sched-rgn.c: Likewise.
10717 * stmt.c: Likewise.
10718 * target.h: Likewise.
10719 * tree-dfa.c: Likewise.
10720 * tree-eh.c: Likewise.
10721 * tree-flow-inline.h: Likewise.
10722 * tree-inline.c: Likewise.
10723 * tree-into-ssa.c: Likewise.
10724 * tree-loop-distribution.c: Likewise.
10725 * tree-nested.c: Likewise.
10726 * tree-parloops.c: Likewise.
10727 * tree-pass.h: Likewise.
10728 * tree-pretty-print.c: Likewise.
10729 * tree-profile.c: Likewise.
10730 * tree-scalar-evolution.c: Likewise.
10731 * tree-sra.c: Likewise.
10732 * tree-ssa-alias-warnings.c: Likewise.
10733 * tree-ssa-ccp.c: Likewise.
10734 * tree-ssa-coalesce.c: Likewise.
10735 * tree-ssa-dom.c: Likewise.
10736 * tree-ssa-dse.c: Likewise.
10737 * tree-ssa-forwprop.c: Likewise.
10738 * tree-ssa-live.c: Likewise.
10739 * tree-ssa-live.h: Likewise.
10740 * tree-ssa-loop-im.c: Likewise.
10741 * tree-ssa-loop-ivopts.c: Likewise.
10742 * tree-ssa-loop-niter.c: Likewise.
10743 * tree-ssa-loop-prefetch.c: Likewise.
10744 * tree-ssa-phiopt.c: Likewise.
10745 * tree-ssa-phiprop.c: Likewise.
10746 * tree-ssa-sccvn.c: Likewise.
10747 * tree-ssa-ter.c: Likewise.
10748 * tree-ssa-threadupdate.c: Likewise.
10749 * tree-ssa.c: Likewise.
10750 * tree-vect-analyze.c: Likewise.
10751 * tree-vect-transform.c: Likewise.
10752 * tree-vectorizer.c: Likewise.
10753 * tree-vn.c: Likewise.
10754 * tree-vrp.c: Likewise.
10755 * tree.c: Likewise.
10756 * tree.def: Likewise.
10757 * tree.h: Likewise.
10758 * unwind-dw2-fde.c: Likewise.
10759 * unwind.inc: Likewise.
10760 * value-prof.c: Likewise.
10761 * vmsdbgout.c: Likewise.
10763 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10765 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10766 always place FP constants in the TOC for TARGET_POWERPC64.
10767 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10769 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10771 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10772 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10773 enable for TARGET_E500_DOUBLE.
10774 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10775 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10776 floating-point modes like integer modes for E500 double.
10777 (rs6000_legitimate_offset_address_p): Likewise.
10778 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10779 addressing for DDmode for E500 double.
10780 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10781 modes as using 64-bits of registers for E500 double.
10782 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10783 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10784 specially for E500 double.
10785 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10786 TDmode for E500 double.
10787 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10788 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10789 (rs6000_split_multireg_move): Do not handle TDmode specially for
10791 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10792 using 64-bit registers for E500 double.
10793 (emit_frame_save): Do not handle DDmode specially for E500 double.
10794 (gen_frame_mem_offset): Likewise.
10795 (rs6000_function_value): Do not call spe_build_register_parallel
10796 for DDmode or TDmode.
10797 (rs6000_libcall_value): Likewise.
10798 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10799 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10802 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10804 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10807 2008-06-04 Junjie Gu <jgu@tensilica.com>
10809 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10810 comparison for frame pointers.
10812 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10815 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10817 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10820 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10821 register is already smaller or equal to required mode.
10823 2008-06-04 Xinliang David Li <davidxl@google.com>
10825 * tree-call-cdce.c: New file.
10826 (cond_dead_built_in_calls): New static variable.
10827 (input_domain): New struct.
10828 (check_pow): New function.
10829 (check_builtin_call): Ditto.
10830 (check_target_format): Ditto.
10831 (is_call_dce_candidate): Ditto.
10832 (gen_one_condition): Ditto.
10833 (gen_conditions_for_domain): Ditto.
10834 (get_domain): Ditto.
10835 (gen_conditions_for_pow_cst_base): Ditto.
10836 (gen_conditions_for_pow_int_base): Ditto.
10837 (gen_conditions_for_pow): Ditto.
10838 (get_no_error_domain): Ditto.
10839 (gen_shrink_wrap_conditions): Ditto.
10840 (shrink_wrap_one_built_in_call): Ditto.
10841 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10842 (tree_call_cdce): Ditto.
10843 (gate_call_cdce): Ditto.
10844 (pass_call_cdce): New gimple pass.
10845 * passes.c: (init_optimization_passes): New pass.
10846 * tree-pass.h: New pass declaration.
10847 * opts.c (decode_options): New flag setting.
10848 * common.opt: Add -ftree-builtin-call-dce flag.
10849 * Makefile.in: Add new source file.
10850 * tempvar.def: New tv_id.
10851 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10853 2008-06-04 Richard Guenther <rguenther@suse.de>
10855 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10856 (is_call_clobbered): Always check var_ann->call_clobbered.
10857 (mark_call_clobbered): Always set var_ann->call_clobbered.
10858 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10859 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10860 (reset_alias_info): Clear call clobbering info on MTAGs and
10862 (set_pt_anything): Set pt_global_mem.
10863 (create_tag_raw): Adjust comment.
10864 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10866 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10867 Maxim Kuvyrkov <maxim@codesourcery.com>
10869 * config/m68k/m68k.opt (mxgot): New option.
10870 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10871 (m68k_output_addr_const_extra): New.
10872 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10873 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10874 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10875 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10877 2008-06-04 Richard Guenther <rguenther@suse.de>
10879 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10880 negative or non-representable offsets.
10882 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10884 * config/i386/i386.c (ix86_gen_leave): New.
10885 (ix86_gen_pop1): Likewise.
10886 (ix86_gen_add3): Likewise.
10887 (ix86_gen_sub3): Likewise.
10888 (ix86_gen_sub3_carry): Likewise.
10889 (ix86_gen_one_cmpl2): Likewise.
10890 (ix86_gen_monitor): Likewise.
10891 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10892 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10893 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10894 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10895 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10896 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10897 (ix86_expand_epilogue): Updated.
10898 (print_operand): Handle integer register operand for 'z'.
10899 (ix86_expand_strlensi_unroll_1): Likewise.
10900 (ix86_expand_strlen): Likewise.
10901 (ix86_expand_builtin): Likewise.
10902 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10903 mov{q}/mov{l} and add{q}/add{l}.
10905 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10907 * config/i386/i386.md (P): New mode iterator.
10908 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10909 using P mode iterator.
10910 (DFmode push_operand splitter): Ditto.
10911 (XFmode push_operand splitter): Ditto.
10912 (DFmode float_extend SFmode push_operand splitter): Ditto.
10913 (XFmode float_extend SFmode push_operand splitter): Do not generate
10914 SImode pushes for 64bit target. Macroize Dimode and SImode
10915 pushes using P mode iterator.
10916 (XFmode float_extend DFmode push_operand splitter): Ditto.
10918 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10920 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10921 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10922 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10923 return type to int.
10924 (ix86_call_abi_override): Remove check for call_used_regs.
10926 2008-06-03 Richard Guenther <rguenther@suse.de>
10928 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10929 for the lhs of calls if the return type contains pointers.
10931 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10933 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10934 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10935 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10936 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10937 of cfun and DEFAULT_ABI to deceide abi mode.
10938 (DEFAULT_ABI): New.
10939 (REG_PARM_STACK_SPACE): Removed.
10940 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10941 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10942 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10943 (ix86_function_abi): Likewise.
10944 (ix86_function_type_abi): Likewise.
10945 (ix86_call_abi_override): Likewise.
10946 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10947 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10948 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10949 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10951 (X86_64_REGPARM_MAX): New.
10952 (X86_64_SSE_REGPARM_MAX): New.
10953 (X64_REGPARM_MAX): New.
10954 (X64_SSE_REGPARM_MAX): New.
10955 (X86_32_REGPARM_MAX): New.
10956 (X86_32_SSE_REGPARM_MAX): New.
10957 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10958 (ix86_function_regparm): Handle user calling abi.
10959 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10960 by DEFAULT_ABI versus SYSV_ABI check.
10961 (ix86_reg_parm_stack_space): New.
10962 (ix86_function_type_abi): New.
10963 (ix86_call_abi_override): New.
10964 (ix86_function_abi): New.
10965 (ix86_cfun_abi): New.
10966 (init_cumulative_args): Call abi specific initialization.
10967 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10968 (function_arg_64): Extend SSE_REGPARM_MAX check.
10969 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10970 (ix86_pass_by_reference): Likewise.
10971 (ix86_function_value_regno_p): Likewise.
10972 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10973 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10974 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10975 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10976 (setup_incoming_varargs_64): Adjust regparm for call abi.
10977 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10978 (ix86_va_start): Likewise.
10979 (ix86_gimplify_va_arg): Likewise.
10980 (ix86_expand_prologue): Likewise.
10981 (output_pic_addr_const): Likewise.
10982 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10983 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10984 (x86_output_mi_thunk): Likewise.
10985 (x86_function_profiler): Likewise.
10986 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10987 (SYSV_ABI, MS_ABI): New constants.
10988 (DEFAULT_ABI): New.
10989 (init_regs): Add prototype of function in regclass.c file.
10990 (OVERRIDE_ABI_FORMAT): New.
10991 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10992 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10993 (OUTGOING_REG_PARM_STACK_SPACE): New.
10994 (ix86_reg_parm_stack_space): New prototype.
10995 (CUMULATIVE_ARGS): Add call_abi member.
10996 (machine_function): Add call_abi member.
10997 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10998 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11000 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11003 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11004 (avr_builtin_setjmp_frame_value): New function.
11005 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11006 (nonlocal_goto): Define.
11008 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11010 * config/mips/mips.c (mips_emit_loadgp): Return early if
11011 there is nothing do to, otherwise emit a blockage if
11012 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11013 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11015 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11017 * configure.ac: Drop unneeded backslash ending up in config.in.
11018 * acinclude.m4: Likewise.
11019 * config.in: Regenerate.
11021 2008-05-26 Jan Hubicka <jh@suse.cz>
11023 * predict.c (maybe_hot_frequency_p): Break out of...
11024 (maybe_hot_bb_p): ... here.
11025 (maybe_hot_edge_p): New.
11026 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11027 * basic-block.h (maybe_hot_edge_p): Declare.
11029 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11031 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11032 (*cmpfp_<mode>_cc): Ditto.
11033 (*fp_jcc_8<mode>_387): Ditto.
11034 (*fop_<MODEF:mode>_2_i387): Ditto.
11035 (*fop_<MODEF:mode>_3_i387): Ditto.
11036 (*fop_xf_2_i387): Ditto.
11037 (*fop_xf_3_i387): Ditto.
11039 2008-06-02 Tomas Bily <tbily@suse.cz>
11041 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11043 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11045 * config/mips/mips.c (mips_valid_offset_p): New function.
11046 (mips_valid_lo_sum_p): Likewise.
11047 (mips_classify_address): Use them.
11048 (mips_force_address): New function.
11049 (mips_legitimize_address): Use it.
11050 * config/mips/mips.md (MOVE128): New mode iterator.
11051 (movtf): Require TARGET_64BIT. Remove empty strings.
11052 (*movtf_internal): Rename to...
11053 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11054 of "R" and use {,fp}{load,store} attributes instead of "multi".
11055 Use a separate define_split.
11056 (*movtf_mips16): New pattern.
11058 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11060 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11061 * config/mips/mips.c (mips_expand_before_return): New function.
11062 (mips_expand_epilogue): Call it.
11063 * config/mips/mips.md (return): Turn into a define_expand.
11064 (*return): New insn.
11066 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11068 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11069 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11070 functions. Do not emit uses and clobbers of CONCATs; individually
11071 use and clobber their operands.
11072 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11073 gen_clobber, emit_use and gen_use.
11074 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11075 (expand_builtin_return): Likewise.
11076 * cfgbuild.c (count_basic_blocks): Likewise.
11077 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11078 * explow.c (emit_stack_restore): Likewise.
11079 * expmed.c (extract_bit_field_1): Likewise.
11080 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11081 (emit_move_multi_word, store_constructor): Likewise.
11082 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11083 (thread_prologue_and_epilogue_insns): Likewise.
11084 * lower-subreg.c (resolve_simple_move): Likewise.
11085 * optabs.c (widen_operand, expand_binop): Likewise.
11086 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11087 * reload.c (find_reloads): Likewise.
11088 * reload1.c (eliminate_regs_in_insn): Likewise.
11089 * stmt.c (expand_nl_goto_receiver): Likewise.
11090 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11091 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11092 * config/arm/arm.c (arm_load_pic_register): Likewise.
11093 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11094 * config/arm/arm.md (untyped_return): Likewise.
11095 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11096 * config/avr/avr.c (expand_prologue): Likewise.
11097 * config/bfin/bfin.c (do_unlink): Likewise.
11098 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11099 * config/cris/cris.c (cris_expand_prologue): Likewise.
11100 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11101 (machopic_legitimize_pic_address): Likewise.
11102 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11103 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11104 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11105 (ix86_expand_convert_uns_didf_sse): Likewise.
11106 (ix86_expand_vector_init_general): Likewise.
11107 * config/ia64/ia64.md (eh_epilogue): Likewise.
11108 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11109 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11110 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11111 (config/iq2000/iq2000.c): Likewise.
11112 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11113 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11114 (builtin_longjmp): Likewise.
11115 * config/mn10300/mn10300.md (call, call_value): Likewise.
11116 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11117 * config/pdp11/pdp11.md (abshi2): Likewise.
11118 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11119 * config/s390/s390.c (s390_emit_prologue): Likewise.
11120 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11121 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11122 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11123 * config/sh/sh.c (prepare_move_operands): Likewise.
11124 (output_stack_adjust, sh_expand_epilogue): Likewise.
11125 (sh_set_return_address, sh_expand_t_scc): Likewise.
11126 * config/sparc/sparc.c (load_pic_register): Likewise.
11127 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11128 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11129 * config/v850/v850.c (expand_epilogue): Likewise.
11131 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11133 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11134 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11135 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11136 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11137 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11138 stack pointer register.
11139 (output_movhi): Remove code for interrupt specific writing to the
11140 stack pointer register.
11142 2008-05-31 Richard Guenther <rguenther@suse.de>
11144 PR tree-optimization/34244
11145 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11146 (tree_expr_nonzero_warnv_p): Likewise.
11147 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11148 ssa_name_nonnegative_p.
11149 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11150 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11151 not tree_expr_nonzero_warnv_p.
11153 PR tree-optimization/36262
11155 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11157 PR tree-optimization/34244
11158 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11159 (record_numbers_of_iterations): New function.
11160 (execute_vrp): Cache the numbers of iterations of loops.
11161 * tree-scalar-evolution.c (scev_reset_except_niters):
11163 (scev_reset): Use scev_reset_except_niters.
11164 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11166 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11168 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11169 __WORKAROUND_RETS when appropriate.
11171 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11173 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11174 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11176 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11177 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11178 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11179 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11180 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11181 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11182 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11183 *fop_df_1_sse insn patterns using MODEF mode iterator.
11184 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11185 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11186 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11187 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11188 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11189 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11190 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11191 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11192 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11193 (*fop_xf_5_i387): Ditto.
11194 (*fop_xf_6_i387): Ditto.
11196 2008-05-30 Richard Guenther <rguenther@suse.de>
11198 * builtins.c (build_string_literal): Avoid generating
11199 a non-gimple_val result.
11201 2008-05-30 DJ Delorie <dj@redhat.com>
11203 * exec-tool.in: Use an environment variable (private) instead of a
11204 file (shared) as a semaphore, so as to not break parallel builds.
11206 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11208 * optabs.c (maybe_encapsulate_block): Remove.
11209 (emit_libcall_block): Adjust accordingly.
11210 * optabs.h (maybe_encapsulate_block): Remove prototype.
11212 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11213 Don't use maybe_encapsulate_block.
11215 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11217 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11218 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11219 rtx is a SYMBOL_REF before calling get_pool_constant.
11221 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11223 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11225 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11227 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11228 rather than OS names to choose INO_T_EQ definition.
11229 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11230 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11232 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11235 * config/darwin-f.c: New.
11236 * config/t-darwin: Added rule to build darwin-f.o.
11237 * config.gcc: Defined new variable, fortran_target_objs.
11238 (*-*-darwin*): Set fortran_target_objs.
11239 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11240 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11241 * configure: Regenerated.
11243 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11246 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11247 canonical type if needed.
11249 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11251 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11253 2008-05-29 Richard Guenther <rguenther@suse.de>
11255 PR tree-optimization/36343
11256 PR tree-optimization/36346
11257 PR tree-optimization/36347
11258 * tree-flow.h (clobber_what_p_points_to): Declare.
11259 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11260 pointed-to variable is dereferenced is irrelevant to whether
11261 the pointer can access the pointed-to variable.
11262 (clobber_what_p_points_to): New function.
11263 * tree-ssa-alias.c (set_initial_properties): Use it.
11264 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11265 call clobber check for NMTs.
11267 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11269 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11270 for printing gcov_type.
11272 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11274 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11275 and the eh region information.
11276 * value-prof.c (gimple_move_stmt_histograms): New function.
11277 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11279 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11281 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11283 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11285 * value-prof.c (tree_ic_transform): Print counts.
11286 * tree-profile.c (tree_gen_ic_func_profiler):
11287 Clear __gcov_indreict_call_callee variable to avoid misattribution
11290 2008-05-28 Rafael Espindola <espindola@google.com>
11292 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11295 2008-05-28 Richard Guenther <rguenther@suse.de>
11297 PR tree-optimization/36339
11298 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11299 and clobbering code out of the loop.
11301 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11303 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11306 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11307 s390_contiguous_bitmask_p, s390_symref_operand_p,
11308 s390_check_symref_alignment, s390_reload_larl_operand,
11309 s390_reload_symref_address): New functions.
11310 (s390_branch_condition_mnemonic): Support compare and branch
11312 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11313 and 'W' constraints.
11314 (s390_secondary_reload): Add secondary reloads for unaligned
11315 symbol refs or symbol refs to floating point or QI/TI mode
11317 (legitimate_address_p): Accept symbol references as addresses.
11318 (s390_expand_insv): Use rotate and insert selected bits
11319 instruction for insv when building for z10.
11320 (print_operand_address): Handle symbol ref addresses.
11321 (print_operand): Output modifier 'c' added for signed byte values.
11322 (s390_encode_section_info): Mark symbol refs with
11323 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11325 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11326 (length attribute): RRF, RRR have 4 byte length.
11327 (FPALL, INTALL): New mode iterators added.
11328 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11329 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11330 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11331 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11332 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11333 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11334 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11335 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11337 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11338 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11339 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11340 reload<INTALL:mode><P:mode>_toreg_z10,
11341 reload<FPALL:mode><P:mode>_tomem_z10,
11342 reload<FPALL:mode><P:mode>_toreg_z10,
11343 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11344 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11345 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11346 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11348 (movmem, clrmem, cmpmem): New splitters added.
11350 * config/s390/predicates.md (larl_operand): Use
11351 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11352 SYMBOL_REF_ALIGN1_P.
11353 (s390_signed_integer_comparison,
11354 s390_unsigned_integer_comparison): New predicates.
11356 * config/s390/s390-protos.h (s390_check_symref_alignment,
11357 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11358 s390_reload_symref_address,
11359 s390_compare_and_branch_condition_mask): Prototypes added.
11361 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11362 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11363 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11365 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11367 * config/s390/s390.c (z10_cost): New cost function for z10.
11368 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11369 (s390_issue_rate): Adjust issue rate for z10.
11370 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11371 (processor_flags): Add PF_Z10.
11372 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11373 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11374 * gcc/config.gcc: Add z10.
11376 2008-05-28 Richard Guenther <rguenther@suse.de>
11378 PR tree-optimization/36291
11379 * tree-flow. h (struct gimple_df): Remove var_anns member.
11380 * tree-flow-inline.h (gimple_var_anns): Remove.
11381 (var_ann): Simplify.
11382 * tree-dfa.c (create_var_ann): Simplify.
11383 (remove_referenced_var): Clear alias info from var_anns of globals.
11384 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11385 (delete_tree_ssa): Clear alias info from var_anns of globals.
11386 Do not free var_anns.
11387 (var_ann_eq): Remove.
11388 (var_ann_hash): Likewise.
11390 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11392 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11393 and loongson2f entries.
11394 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11395 * config/mips/mips.h (processor_type): Add Loongson-2E
11396 and Loongson-2F entries.
11397 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11398 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11399 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11400 * doc/invoke.texi (MIPS Options): Document loongson2e
11401 and loongson2f processor names.
11403 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11407 * config/i386/i386.c (ix86_function_arg_boundary): Use
11408 alignment of canonical type.
11409 (ix86_expand_vector_move): Check unaligned memory access for
11412 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11414 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11415 Moved to the front of file.
11417 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11418 H.J. Lu <hongjiu.lu@intel.com>
11420 * dwarf2out.c (current_fde): New.
11422 (lookup_cfa:): Likewise.
11423 (dwarf2out_end_epilogue): Likewise.
11424 (dwarf2out_note_section_used): Likewise.
11426 2008-05-27 Michael Matz <matz@suse.de>
11429 * c.opt (Wenum-compare): New warning option.
11430 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11432 2008-05-27 Michael Matz <matz@suse.de>
11434 PR middle-end/36326
11435 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11437 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11438 into memory as tail calls.
11440 2008-05-27 Richard Guenther <rguenther@suse.de>
11442 PR tree-optimization/36339
11443 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11444 pointers cause all addressable variables to be call clobbered.
11446 2008-05-27 Richard Guenther <rguenther@suse.de>
11448 PR tree-optimization/36245
11449 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11451 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11453 * config/s390/s390.md: Replace all occurences of the 'm'
11454 constraint with 'RT'.
11456 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11458 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11460 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11462 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11463 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11464 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11466 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11468 * reload.c: (find_reloads): Skip alternatives according to the
11469 "enabled" attribute. Constify the constraint variable.
11470 * recog.c (get_attr_enabled): Add default implementation.
11471 (extract_insn): Set the alternative_enabled_p array
11472 in the recog_data struct.
11473 (preprocess_constraints, constrain_operands): Skip
11474 alternatives according to the "enabled" attribute
11475 * recog.h (struct recog_data): New field alternative_enabled_p.
11476 (skip_alternative): New inline function.
11477 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11478 (record_reg_classes): Skip alternative according to the
11479 "enabled" attribute.
11481 * doc/md.texi: Add documention for the "enabled" attribute.
11483 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11485 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11486 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11487 constraint with TARGET_MEM_CONSTRAINT.
11488 * recog.c (asm_operand_ok, preprocess_constraints,
11489 constrain_operands): Likewise.
11490 * regclass.c (record_reg_classes): Likewise.
11491 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11492 * reload1.c (maybe_fix_stack_asms): Likewise.
11493 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11494 * recog.h: Adjust comment.
11495 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11496 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11497 * doc/md.texi: Add a note to description of 'm' constraint.
11498 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11500 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11502 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11503 that the bitfield is of integral type before testing its precision.
11505 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11506 Sa Liu <saliu@de.ibm.com>
11508 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11509 __modti3, __udivti3, __umodti3 and __udivmodti4.
11510 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11511 that implement TImode mul and div functions.
11512 * config/spu/multi3.c: New. Implement __multi3.
11513 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11514 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11517 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11519 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11520 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11521 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11522 tls_sysv_suffix): New mode and mode attribute iterators.
11523 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11524 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11525 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11526 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11527 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11530 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11532 PR tree-optimization/36329
11533 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11534 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11535 * cgraphbuild.c (initialize_inline_failed): Use the latter
11536 macro in lieu of the former.
11537 * ipa-inline.c (cgraph_mark_inline): Likewise.
11538 (cgraph_decide_inlining_of_small_function): Likewise.
11539 (cgraph_decide_inlining): Likewise.
11540 (cgraph_decide_inlining_incrementally): Likewise.
11542 2008-05-26 Tristan Gingold <gingold@adacore.com>
11543 Anatoly Sokolov <aesok@post.ru>
11545 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11546 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11547 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11548 optimization for 'avr6' architecture.
11550 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11553 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11555 2008-05-26 Richard Guenther <rguenther@suse.de>
11557 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11558 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11560 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11562 PR middle-end/36253
11563 * caller-save.c (insert_restore): Verify alignment of spill space.
11564 (insert_save): Likewise.
11565 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11566 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11567 (STACK_SLOT_ALIGNMENT): Likewise.
11568 * function.c (LOCAL_ALIGNMENT): Removed.
11569 (get_stack_local_alignment): New.
11570 (assign_stack_local): Use it. Set alignment on stack slot.
11571 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11572 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11573 (STACK_SLOT_ALIGNMENT): New.
11574 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11575 stack slot in XFmode.
11577 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11579 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11582 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11583 argument operand in rax isn't removed.
11585 2008-05-26 Richard Guenther <rguenther@suse.de>
11587 PR middle-end/36300
11588 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11589 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11591 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11594 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11596 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11598 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11599 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11601 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11603 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11604 build a trampoline if we don't want one.
11605 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11606 return zero for nested functions if we don't want a trampoline.
11608 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11610 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11612 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11615 * c.opt: Removed undocumented option '-lang-fortran'.
11616 * c-common.h: Removed global variable 'lang_fortran'.
11617 * c-opts.c (c_common_handle_option): Removed code to handle
11618 option '-lang-fortran'. Updated includes.
11619 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11620 definition of '__GFORTRAN__'.
11621 (define__GNUC__): Reimplemented to use BASEVER and
11622 cpp_define_formatted.
11623 (builtin_define_with_value_n): Removed.
11624 * c-incpath.h: Renamed to ...
11625 * incpath.h: ... this.
11626 * c-incpath.c: Renamed to ...
11627 * incpath.c: ... this. Updated includes.
11628 * fix-header.c: Updated includes.
11629 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11630 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11631 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11633 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11635 * tree.h: Update the table of flags used on tree nodes.
11636 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11637 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11638 (FORCED_LABEL): Add access check.
11639 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11640 (ASM_INPUT_P): Likewise.
11641 (ASM_VOLATILE_P): Likewise.
11642 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11643 (OMP_SECTION_LAST): Access private_flag directly.
11644 (OMP_RETURN_NOWAIT): Likewise.
11645 (OMP_PARALLEL_COMBINED): Likewise.
11646 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11647 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11648 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11649 deprecated_flag directly.
11651 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11653 * final.c (frame_pointer_needed): Removed.
11654 * flags.h (frame_pointer_needed): Likewise.
11656 * function.h (rtl_data): Add frame_pointer_needed.
11657 (frame_pointer_needed): New.
11659 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11661 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11663 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11665 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11668 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11670 * c-common.c (strip_array_types): Move function to..
11672 (get_inner_array_type): Delete.
11673 * c-common.h (strip_array_types): Move declaration to..
11675 (get_inner_array_type): Delete.
11676 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11677 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11678 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11679 * config/pa/pa.c (emit_move_sequence): Likewise.
11681 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11683 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11686 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11688 * function.c: Include target hook for nonlocal_goto frame value.
11690 2008-05-24 Richard Guenther <rguenther@suse.de>
11692 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11693 variable can be only accessed through a pointer or a union.
11695 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11697 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11698 * doc/extend.texi: Likewise.
11700 2008-05-23 DJ Delorie <dj@redhat.com>
11702 * config/m32c/jump.md (untyped_call): Add.
11704 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11705 for A24 to PSImode.
11706 (m32c_address_cost): Detail costs for indirect offsets.
11708 2008-05-23 Rafael Espindola <espindola@google.com>
11710 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11711 if a node is a SUBREG.
11712 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11715 2008-05-23 Paul Brook <paul@codesourcery.com>
11716 Carlos O'Donell <carlos@codesourcery.com>
11718 * doc/extend.texi: Clarify use of __attribute__((naked)).
11719 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11720 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11721 * function.c (use_register_for_decl): Use
11722 targetm.calls.allocate_stack_slots_for_args.
11723 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11724 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11725 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11727 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11729 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11731 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11733 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11734 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11735 is only rounded once.
11737 2008-05-23 Richard Guenther <rguenther@suse.de>
11739 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11741 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11742 Jakub Jelinek <jakub@redhat.com>
11745 * configure.ac: Handle --enable-cld.
11746 * configure: Regenerated.
11747 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11748 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11749 (ix86_current_function_needs_cld): New define.
11750 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11751 (cld): New isns pattern.
11752 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11753 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11754 * config/i386/i386.opt (mcld): New option.
11755 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11756 TARGET_CLD and ix86_current_function_needs_cld.
11757 (override_options): Use -mcld by default for 32-bit code if
11760 * doc/install.texi (Options specification): Document --enable-cld.
11761 * doc/invoke.texi (Machine Dependent Options)
11762 [i386 and x86-64 Options]: Add -mcld option.
11763 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11765 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11766 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11767 (return_in_memory_64): Likewise.
11768 (return_in_memory_ms_64): Likewise.
11770 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11772 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11773 * builtins.c (fold_builtin_fpclassify): New.
11774 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11775 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11776 * c-common.c (handle_type_generic_attribute): Adjust to accept
11777 fixed arguments before an elipsis.
11778 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11779 * doc/extend.texi: Document __builtin_fpclassify.
11781 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11783 * omp-low.c (gate_expand_omp_ssa): Remove.
11784 (pass_expand_omp_ssa): Remove.
11785 (gate_expand_omp): Do not check for flag_openmp_ssa.
11786 * common.opt (-fopenmp-ssa): Remove.
11787 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11789 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11791 * config/sh/sh.opt (mfixed-range): New option.
11792 * config/sh/sh-protos.h (sh_fix_range): Declare.
11793 * config/sh/sh.c (sh_fix_range): New function.
11794 * config/sh/sh.h (sh_fixed_range_str): Declare.
11795 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11797 * doc/invoke.texi (SH Options): Document -mfixed-range.
11799 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11801 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11802 it before the redeclaration.
11804 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11806 * config/avr/avr.c (get_sequence_length): Add new function.
11807 (expand_prologue, expand_epilogue): Remove duplicate code.
11809 2008-05-22 Rafael Espindola <espindola@google.com>
11811 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11814 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11816 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11817 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11819 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11820 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11821 (vect_update_misalignment_for_peel): Likewise.
11822 (vector_alignment_reachable_p): Likewise.
11823 * tree-vect-transform.c (vectorizable_load): Likewise.
11824 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11825 (get_vectype_for_scalar_type): Pass mode of scalar_type
11826 to UNITS_PER_SIMD_WORD.
11828 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11829 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11830 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11831 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11832 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11834 2008-05-22 Ira Rosen <irar@il.ibm.com>
11836 PR tree-optimization/36293
11837 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11838 if the first load must be skipped because of a gap.
11840 2008-05-22 Richard Guenther <rguenther@suse.de>
11842 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11843 more cases of offset disambiguation that is possible if
11844 strict-aliasing rules apply.
11845 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11846 for basic offset and type-based disambiguation.
11848 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11850 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11851 ix86_expand_vector_set on V16QImode for SSE4.1.
11853 2008-05-21 Tom Tromey <tromey@redhat.com>
11855 * c.opt (Wimport): Mark as undocumented.
11856 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11858 (Warning Options): Likewise.
11859 * doc/cppopts.texi: Don't mention -Wimport.
11861 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11863 PR tree-optimization/36287
11864 PR tree-optimization/36286
11865 * lambda-code.c (build_access_matrix): Do not use the loop->num
11866 for computing the number of induction variables: use the loop depth
11869 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11872 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11873 option -f(no-)leading-underscore.
11875 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11877 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11878 GET_MODE_NUNITS (mode).
11880 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11882 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11883 (-mmulhw): Add 464 to description.
11884 (-mdlmzb): Likewise.
11885 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11886 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11888 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11889 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11890 * config/rs6000/rs6000.md: Update comments for 464.
11892 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11894 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11896 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11898 * config/i386/sse.md (vec_extractv4sf): Removed.
11899 (vec_extractv2df): Likewise.
11900 (vec_extractv2di): Likewise.
11901 (vec_extractv4si): Likewise.
11902 (vec_extractv8hi): Likewise.
11903 (vec_extractv16qi): Likewise.
11904 (vec_extract<mode>): New.
11906 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11908 * config/i386/sse.md (vec_setv4sf): Removed.
11909 (vec_setv2df): Likewise.
11910 (vec_setv2di): Likewise.
11911 (vec_setv4si): Likewise.
11912 (vec_setv8hi): Likewise.
11913 (vec_setv16qi): Likewise.
11914 (vec_set<mode>): New.
11916 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11918 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11919 goto for vec_concat and vec_interleave.
11921 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11923 * config/i386/sse.md (vec_initv4sf): Removed.
11924 (vec_initv2df): Likewise.
11925 (vec_initv2di): Likewise.
11926 (vec_initv4si): Likewise.
11927 (vec_initv8hi): Likewise.
11928 (vec_initv16qi): Likewise.
11929 (vec_init<mode>): New.
11931 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11933 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11935 2008-05-21 Tom Tromey <tromey@redhat.com>
11937 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11938 (zone_find_object_offset): Likewise.
11939 (gt_ggc_m_S): Likewise.
11940 (highest_bit): Likewise.
11941 * ggc-page.c (gt_ggc_m_S): New function.
11942 * stringpool.c (string_stack): Remove.
11943 (init_stringpool): Update.
11944 (ggc_alloc_string): Use ggc_alloc.
11945 (maybe_delete_ident): New function.
11946 (ggc_purge_stringpool): Likewise.
11947 (gt_ggc_m_S): Remove.
11948 * ggc-common.c (ggc_protect_identifiers): New global.
11949 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11950 ggc_protect_identifiers.
11951 * ggc.h (ggc_protect_identifiers): Declare.
11952 (gt_ggc_m_S): Update.
11953 (ggc_purge_stringpool): Declare.
11954 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11955 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11957 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11959 2008-05-21 David S. Miller <davem@davemloft.net>
11961 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11964 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11966 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11969 2008-05-20 David Daney <ddaney@avtrex.com>
11971 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11972 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11973 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11974 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11975 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11976 (atomic_hiqi_op): New define_code_iterator.
11977 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11978 mips_expand_compare_and_swap_12.
11979 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11980 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11981 (sync_<optab><mode>, sync_old_<optab><mode>,
11982 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11983 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11984 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11985 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11986 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11987 (test_and_set_12): New insn.
11988 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11989 sync_new_<optab><mode>, sync_old_nand<mode>,
11990 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11991 clobber to operand 0 for SI and DI mode insns.
11992 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11993 mips_gen_fn_4): New typedefs.
11994 (mips_gen_fn_ptrs): Define new union type.
11995 (mips_expand_compare_and_swap_12): Remove declaration.
11996 (mips_expand_atomic_qihi): Declare function.
11997 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11998 (mips_expand_atomic_qihi): ... this. Use new generator function
12000 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12001 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12002 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12003 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12004 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12005 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12006 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12007 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12008 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12009 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12012 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12014 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12017 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12019 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12020 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12021 (avr_attribute_table): Add 'OS_main' function attribute.
12022 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12023 functions with 'OS_main' attribute.
12025 2008-05-20 Richard Guenther <rguenther@suse.de>
12027 PR tree-optimization/35204
12028 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12029 helper, split out from ...
12030 (DFS): ... here. Make the DFS walk non-recursive.
12032 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12033 Jan Sjodin <jan.sjodin@amd.com>
12035 PR tree-optimization/36181
12036 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12037 (parallelize_loops): Don't parallelize when the loop has vector
12040 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12041 Sebastian Pop <sebastian.pop@amd.com>
12043 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12044 matrix, and never look at the tree representation of the memory
12046 (linear_transform_loops): Computes parameters and access matrices.
12047 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12049 (access_matrix_get_index_for_parameter): New.
12050 * tree-data-ref.h (struct access_matrix): New.
12051 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12052 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12053 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12054 am_vector_index_for_loop): New.
12055 (struct data_reference): Add field access_matrix.
12056 (DR_ACCESS_MATRIX): New.
12057 (compute_data_dependences_for_loop): Update declaration.
12058 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12059 * lambda.h (lambda_vector_vec_p): Declared.
12060 * lambda-code.c: Depend on pointer-set.h.
12061 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12062 av_for_af_base, av_for_af, build_access_matrix,
12063 lambda_compute_access_matrices): New.
12064 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12066 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12068 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12069 $SOURCEDIR/include.
12071 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12072 Sebastian Pop <sebastian.pop@amd.com>
12074 PR tree-optimization/36206
12075 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12077 (instantiate_scev_1): Rename flags to fold_conversions.
12078 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12079 outeside instantiation_loop.
12080 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12081 (evolution_function_is_affine_or_constant_p): Removed.
12082 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12084 (analyze_siv_subscript): Pass in the loop nest number.
12085 Call evolution_function_is_affine_in_loop instead of
12086 evolution_function_is_affine_p.
12087 (analyze_overlapping_iterations): Pass in the loop nest number.
12089 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12090 Sebastian Pop <sebastian.pop@amd.com>
12092 PR tree-optimization/36206
12093 * tree-chrec.h (chrec_fold_op): New.
12094 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12097 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12099 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12101 (remove_duplicates): Do not set inode on non-inode systems.
12104 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12106 * config.gcc (tm_file): Update comments about relative pathnames.
12108 2008-05-20 Richard Guenther <rguenther@suse.de>
12110 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12111 * tree-ssa-sccvn.c (process_scc): Likewise.
12112 * tree-ssa-sink.c (execute_sink_code): Likewise.
12113 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12114 * tree-vrp.c (process_assert_insertions): Likewise.
12115 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12116 (perform_tree_ssa_dce): Likewise.
12117 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12118 (dump_dominator_optimization_stats): Likewise.
12119 * tree-vectorizer.c (vectorize_loops): Likewise.
12121 2008-05-20 Richard Guenther <rguenther@suse.de>
12123 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12125 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12127 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12128 (ix86_i386elf_return_in_memory): Likewise.
12129 (ix86_i386interix_return_in_memory): Likewise.
12130 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12131 (SUBTARGET_RETURN_IN_MEMORY): New.
12132 * config/i386/i386elf.h: Likewise.
12133 * config/i386/ptx4-i.h: Likewise.
12134 * config/i386/sol2-10.h: Likewise.
12135 * config/i386/sysv4.h: Likewise.
12136 * config/i386/vx-common.h: Likewise.
12137 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12138 * config/i386/i386.c (ix86_return_in_memory): Made static and
12139 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12140 (ix86_i386elf_return_in_memory): Removed.
12141 (ix86_i386interix_return_in_memory): Removed.
12142 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12143 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12145 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12147 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12149 2008-05-19 Xinliang David Li <davidxl@google.com>
12151 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12153 * common.opt: Ditto.
12154 * doc/invoke.texi: Ditto.
12156 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12158 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12159 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12161 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12163 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12164 sizes of operand array from 8/4 to 4/2.
12165 (ix86_expand_vector_init_general): Change size of operand array
12166 from 32 to 16. Remove op0, op1 and half_mode.
12168 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12170 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12171 (ix86_expand_vector_init_interleave): Likewise.
12172 (ix86_expand_vector_init_general): Use them. Assert
12173 word_mode == SImode when n_words == 4.
12175 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12177 * config/i386/i386.c (ix86_secondary_reload): New static function.
12178 (TARGET_SECONDARY_RELOAD): New define.
12179 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12180 * config/i386/i386.md (reload_outqi): Remove.
12182 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12184 PR middle-end/35509
12185 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12186 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12187 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12188 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12189 (fold_builtin_1): Likewise.
12190 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12191 c-common.c (check_builtin_function_arguments): Handle
12192 BUILT_IN_ISINF_SIGN.
12193 * doc/extend.texi: Document __builtin_isinf_sign.
12194 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12196 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12198 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12199 EH cleanup at the end of the pass, search for those that have been
12200 turned into forwarder blocks and do the cleanup on their successor.
12202 2008-05-18 Richard Guenther <rguenther@suse.de>
12204 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12205 pointers to sizetype and vice versa.
12207 2008-05-18 Xinliang David Li <davidxl@google.com>
12209 * gcc/tree-ssa-dce.c: Coding style fix.
12210 (check_pow): Documentation comment.
12211 (check_log): Documenation comment. Coding style fix.
12212 (is_unnecessary_except_errno_call): Ditto.
12213 (gen_conditions_for_pow): Ditto.
12214 (gen_conditions_for_log): Ditto.
12215 (gen_shrink_wrap_conditions): Ditto.
12216 (shrink_wrap_one_built_in_calls): Ditto.
12217 * gcc/doc/invoke.texi: Better documentation string.
12218 * ChangeLog: Fix wrong change log entries from
12219 May 17 checkin on function call DCE.
12221 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12223 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12225 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12227 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12228 * df-problems.c (simulation routines): Fixed block comment to
12229 properly say how to add forwards scanning functions.
12231 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12233 * tree-inline.c (setup_one_parameter): Remove dead code.
12235 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12237 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12238 a BIT_AND_EXPR only for an INTEGER_TYPE.
12240 2008-05-17 Xinliang David Li <davidxl@google.com>
12242 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12243 (check_pow, check_log, is_unnecessary_except_errno_call): New
12244 functions to check for eliminating math functions that are pure
12245 except for setting errno.
12246 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12247 general condition expressions for shrink-wrapping pow/log calls.
12248 (gen_shrink_wrap_conditions): Ditto.
12249 (shrink_wrap_one_built_in_call): Ditto.
12250 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12251 (mark_operand_necessary): If debugging, output if OP is necessary.
12252 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12254 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12256 * gcc/common.opt: New user flag -ftree-builtin-dce.
12257 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12259 2008-05-16 David S. Miller <davem@davemloft.net>
12261 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12262 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12264 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12267 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12269 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12271 * ifcvt.c (dead_or_predicable): Rename
12272 df_simulate_one_insn_backwards to df_simulate_one_insn.
12273 * recog.c (peephole2_optimize): Ditto.
12274 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12276 * df.h: Rename df_simulate_one_insn_backwards to
12277 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12278 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12279 scanning of defs and uses.
12280 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12281 (df_simulate_one_insn_forwards): Removed.
12283 2008-05-16 Doug Kwan <dougkwan@google.com>
12285 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12287 (real_from_string): Handle NaNs and Inf as approriate.
12289 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12291 * doc/gty.texi (Source Files Containing Type Information): Note
12292 that headers should appear first in the gtfiles list.
12294 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12296 * tree.def (COND_EXEC): Properly documented this code.
12298 2008-05-16 Diego Novillo <dnovillo@google.com>
12300 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12301 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12304 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12306 * tree-ssa-dse (max_stmt_uid): Removed.
12307 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12308 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12309 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12310 * function.h (cfun.last_stmt_uid): New field.
12311 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12312 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12314 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12315 (create_stmt_ann): Initialize the ann->uid field.
12316 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12318 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12320 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12322 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12323 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12324 (init_empty_tree_cfg): Call it.
12326 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12328 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12331 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12333 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12334 * tree-dump.c (dump_options): New verbose option.
12335 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12337 * tree-pass.h (TDF_VERBOSE): New dump flag.
12338 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12339 (tree-flow.h): Added include.
12340 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12342 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12344 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12346 From Jie Zhang <jie.zhang@analog.com>
12347 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12348 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12349 mcpu=bf561-none and mcpu=bf561-0.2.
12350 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12351 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12352 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12353 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12354 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12355 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12356 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12358 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12359 (cputype_selected): Remove.
12360 (bfin_handle_option): Don't use cputype_selected.
12361 (override_options): When no mcpu option, enable all workarounds.
12362 Don't use bfin_workarounds.
12363 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12365 (DEFAULT_CPU_TYPE): Don't define.
12367 2008-05-16 Richard Guenther <rguenther@suse.de>
12369 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12370 on deletion of the last stmt.
12372 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12374 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12375 V8HImode for SSE2 and V16QImode for SSE4.1.
12377 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12379 * cgraph.h (compute_inline_parameters): Made public.
12380 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12381 variable_generate_summary, function_write_summary,
12382 variable_write_summary, variable_read_summary. Added generate_summary,
12383 write_summary, read_summary.
12384 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12385 pass_ipa_inline.function_generate_summary, to
12386 compute_inline_parameters.
12387 * ipa-inline.c (compute_inline_parameters): Made public and added
12389 (compute_inline_parameters_for_current): New function.
12390 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12391 (inline_generate_summary): Removed parameter and made to loop over
12393 (pass_ipa_inline): Updated for new IPA_PASS structure.
12394 * passes.c (execute_ipa_summary_passes): Now is called once per
12395 pass rather than once per node*pass.
12397 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12399 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12400 avr_have_mul_p, avr_asm_only_p): Remove variables.
12401 (avr_override_options): Remove initialization of removed variables.
12402 (avr_file_start): Convert removed variables to fields of
12403 'struct base_arch_s *avr_current_arch'.
12404 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12405 (AVR_HAVE_MUL): (Ditto.).
12406 (AVR_HAVE_MOVW): (Ditto.).
12407 (AVR_HAVE_LPMX): (Ditto.).
12408 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12409 avr_asm_only_p): Remove declaration.
12411 2008-05-15 Diego Novillo <dnovillo@google.com>
12413 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12414 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12416 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12418 PR middle-end/36194
12419 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12420 Don't call record_truncated_value from here.
12421 (record_truncated_value): Turn it into a for_each_rtx callback.
12422 (record_truncated_values): New function.
12423 (combine_instructions): Call note_uses with record_truncated_values.
12424 Change name of check_conversion to check_promoted_subreg.
12426 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12428 * doc/sourcebuild.texi: Document support for torture tests.
12430 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12432 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12433 to alternative 4 of operand 2.
12435 2008-05-15 Richard Guenther <rguenther@suse.de>
12437 * tree-pass.h (current_pass): Declare.
12438 (get_pass_for_id): Likewise.
12439 * passes.c (passes_by_id, passes_by_id_size): New globals.
12440 (set_pass_for_id): New function.
12441 (get_pass_for_id): Likewise.
12442 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12443 (execute_function_todo): Flush per function statistics.
12444 * toplev.c (compile_file): Init statistics.
12445 (general_init): Do early statistics initialization.
12446 (finalize): Finish statistics.
12447 * statistics.h (statistics_early_init): Declare.
12448 (statistics_init): Likewise.
12449 (statistics_fini): Likewise.
12450 (statistics_fini_pass): Likewise.
12451 (statistics_counter_event): Likewise.
12452 (statistics_histogram_event): Likewise.
12453 * statistics.c: New file.
12454 * Makefile.in (OBJS-common): Add statistics.o.
12455 (statistics.o): Add dependencies.
12456 * doc/invoke.texi (-fdump-statistics): Document.
12458 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12459 (insert): Likewise.
12460 (execute_pre): Use statistics_counter_event.
12461 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12462 (substitute_and_fold): Increment it. Use statistics_counter_event.
12464 2008-05-15 Diego Novillo <dnovillo@google.com>
12466 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12468 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12469 * tree-ssa-alias.c (new_type_alias): Remove references to
12470 sub-variables from comment.
12471 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12473 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12475 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12476 attribute to 1 only for insertps alternative.
12478 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12480 * config/bfin/bfin.md (loadbytes): New pattern.
12481 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12482 (bfin_init_builtins): Initialize it.
12483 (bdesc_1arg): Add it.
12485 2008-05-15 Sa Liu <saliu@de.ibm.com>
12487 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12488 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12489 * testsuite/lib/target-supports.exp: Add
12490 check_effective_target_fortran_integer_16.
12492 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12494 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12495 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12496 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12497 (TARGET_RETURN_IN_MEMORY): Define.
12499 2008-05-15 Richard Guenther <rguenther@suse.de>
12501 PR middle-end/36244
12502 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12503 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12504 represent unmodifiable vars.
12506 2008-05-15 Richard Guenther <rguenther@suse.de>
12508 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12509 INDIRECT_REF and TARGET_MEM_REF.
12510 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12513 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12514 H.J. Lu <hongjiu.lu@intel.com>
12516 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12517 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12518 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12519 insn alternatives. Add missing alternatives.
12520 (*vec_concatv2di_rex64_sse4_1): Likewise.
12521 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12522 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12523 Require TARGET_SSE.
12525 2008-05-15 Richard Guenther <rguenther@suse.de>
12527 PR tree-optimization/36009
12528 PR tree-optimization/36204
12529 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12530 (determine_invariantness_stmt): Record the loop a store is
12531 always executed in.
12532 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12535 2008-05-15 Richard Guenther <rguenther@suse.de>
12537 PR tree-optimization/34330
12538 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12539 through the pointer will alias the SMT.
12541 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12543 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12545 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12547 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12549 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12550 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12552 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12553 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12554 (vashl_optab): New optab for vector/vector shifts.
12555 (vashr_optab): Ditto.
12556 (vlshr_optab): Ditto.
12557 (vrotl_optab): Ditto.
12558 (vrotr_optab): Ditto.
12559 (optab_subtype): New enum for optab_for_tree_code call.
12560 (optab_for_tree_code): Add enum optab_subtype argument.
12562 * optabs.c (optab_for_tree_code): Take an additional argument to
12563 distinguish between a vector shift by a scalar and vector shift by
12564 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12565 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12566 vector shift by a vector.
12567 (expand_widen_pattern_expr): Pass additional argument to
12568 optab_for_tree_code.
12570 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12571 vrotl_optab, vrotr_optab.
12573 * expr.c (expand_expr_real_1): Update calls to
12574 optab_for_tree_code to distinguish between vector shifted by a
12575 scalar and vector shifted by a vector.
12576 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12577 (supportable_narrowing_operation): Ditto.
12578 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12579 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12580 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12581 (vect_create_epilog_for_reduction): Ditto.
12582 (vectorizable_reduction): Ditto.
12583 (vectorizable_operation): Ditto.
12584 (vect_strided_store_supported): Ditto.
12585 (vect_strided_load_supported): Ditto.
12586 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12587 * expmed.c (expand_shift): Ditto.
12589 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12591 (ashr@var{m}3): Ditto.
12592 (vashl@var{m}3): Document new vector/vector shift standard name.
12593 (vashr@var{m}3): Ditto.
12594 (vlshr@var{m}3): Ditto.
12595 (vrotl@var{m}3): Ditto.
12596 (vrotr@var{m}3): Ditto.
12598 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12599 (PPERM_INVERT): Ditto.
12600 (PPERM_REVERSE): Ditto.
12601 (PPERM_REV_INV): Ditto.
12602 (PPERM_ZERO): Ditto.
12603 (PPERM_ONES): Ditto.
12604 (PPERM_SIGN): Ditto.
12605 (PPERM_INV_SIGN): Ditto.
12606 (PPERM_SRC1): Ditto.
12607 (PPERM_SRC2): Ditto.
12609 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12610 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12611 allows a memory operand to be the value being added, and split it
12612 to improve vectorization.
12613 (sse5_pmacsdqh_mem): Ditto.
12614 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12615 (sse5_mulv2div2di3_high): Ditto.
12616 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12617 (vec_pack_trunc_v4si): Ditto.
12618 (vec_pack_trunc_v2di): Ditto.
12619 (sse5_pcmov_<mode>): Remove code that tried to use use
12620 andps/andnps instead of pcmov.
12621 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12622 pmacsdqh instructions.
12623 (vec_widen_smult_lo_v4si): Ditto.
12625 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12626 (PPERM_INVERT): Ditto.
12627 (PPERM_REVERSE): Ditto.
12628 (PPERM_REV_INV): Ditto.
12629 (PPERM_ZERO): Ditto.
12630 (PPERM_ONES): Ditto.
12631 (PPERM_SIGN): Ditto.
12632 (PPERM_INV_SIGN): Ditto.
12633 (PPERM_SRC1): Ditto.
12634 (PPERM_SRC2): Ditto.
12635 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12637 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12639 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12640 says ignore whether the last reference is a memory operand.
12642 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12643 Paolo Bonzini <bonzini at gnu dot org>
12645 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12648 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12649 (vlshr<mode>3): Rename from vlshr<mode>3.
12650 (vashr<mode>3): Rename from vashr<mode>3.
12651 (mulv4sf3): Change the names of vector shift patterns.
12655 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12658 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12683 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12684 (floatunssidf2_internal): Change vector/vector shift names.
12685 (floatunsdidf2_internal): Ditto.
12692 (vashl<mode>3): Rename from ashl<mode>3.
12693 (vashr<mode>3): Rename from ashr<mode>3.
12694 (vlshr<mode>3): Rename from lshr<mode>3.
12695 (vrotl<mode>3): Rename from rotl<mode>3.
12697 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12700 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12701 multiply gives the wrong value when doing widening multiplies.
12702 (vec_widen_smult_lo_v4si): Ditto.
12704 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12706 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12707 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12708 emit_library_call_value.
12709 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12710 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12711 * calls.c (initialize_argument_information, precompute_arguments,
12712 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12713 (precompute_arguments): Removed flags parameter.
12714 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12716 2008-05-14 Richard Guenther <rguenther@suse.de>
12718 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12719 Make sure to register the store if the use is a PHI_NODE.
12721 2008-05-14 Olivier Hainque <hainque@adacore.com>
12723 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12724 memory if the component is to be referenced in BLKmode according
12725 to get_inner_reference.
12727 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12729 * calls.c (emit_library_call_value_1): Restore code clearing
12730 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12732 2008-05-14 Olivier Hainque <hainque@adacore.com>
12733 Nicolas Roche <roche@adacore.com>
12735 * configure.ac: Add support for a "gcc_subdir" variable in
12736 config-lang.in, to denote a subdirectory where the language/GCC
12737 integration files are to be found.
12738 * configure: Regenerate.
12740 2008-05-14 Ira Rosen <irar@il.ibm.com>
12742 PR tree-optimization/36098
12743 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12744 value for the first load in the group in case of a gap.
12745 (vect_build_slp_tree): Check that there are no gaps in loads.
12747 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12749 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12750 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12751 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12752 emit_insn and remove unneeded code to construct extra args.
12753 (emit_no_conflict_block): Removed.
12754 * optabls.h: (emit_no_conflict_block): Removed.
12755 * cse.c (cse_extended_basic_block): Remove search for
12756 REG_NO_CONFLICT note.
12757 * global.c: Removed incorrect comment added in revision 117.
12758 * expr.c (convert_move): Change call to emit_no_conflict_block to
12760 * recog.c: Change comments so that they do not mention
12762 * local_alloc.c (combine_regs): Removed last parameter.
12763 (no_conflict_p): Removed.
12764 (block_alloc): Removed note, no_conflict_combined_regno and set
12765 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12766 (combine_regs): Removed already_dead and code to look for
12767 REG_NO_CONFLICT notes.
12768 * lower_subreg (remove_retval_note): Removed code to look for
12769 REG_NO_CONFLICT block.
12770 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12771 (resolve_clobber): Remove code to process libcalls that have
12772 REG_NO_CONFLICT notes.
12773 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12775 * combine.c (can_combine_p, distribute_notes): Removed
12776 REG_NO_CONFLICT case.
12777 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12779 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12780 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12782 * reg-notes.def (NO_CONFLICT): Removed.
12784 2008-05-14 David S. Miller <davem@davemloft.net>
12786 * config/sparc/sparc.c (sparc_profile_hook): If
12787 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12788 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12789 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12791 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12793 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12795 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12798 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12799 and op1 expansion before vector concat to have less live pseudos.
12801 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12803 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12804 ix86_expand_vector_set if supported.
12806 2008-05-13 Diego Novillo <dnovillo@google.com>
12807 Kenneth Zadeck <zadeck@naturalbridge.com>
12809 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12811 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12812 phinodes_print_statistics, init_ssanames, fini_ssanames,
12813 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12814 release_ssa_name, release_defs, replace_ssa_name_symbol,
12815 ssanames_print_statistics): Move ...
12816 * tree-flow.h: ... here.
12817 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12818 Use FN instead of cfun.
12819 (make_ssa_name_fn): Rename from make_ssa_name.
12820 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12821 * tree-flow-inline.h (make_ssa_name): Move from
12822 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12823 * omp-low.c (expand_omp_parallel):
12824 * tree-flow-inline.h (redirect_edge_var_map_result):
12825 * tree-ssa.c (init_tree_ssa): Add argument FN.
12826 Use it instead of cfun. Update all users.
12828 2008-05-13 Tom Tromey <tromey@redhat.com>
12830 PR preprocessor/22168:
12831 * doc/cpp.texi (Top): Update menu.
12832 (Alternatives to Wrapper #ifndef): New node.
12833 (Other Directives): Document deprecation.
12834 (Obsolete Features): Remove menu.
12835 (Assertions): Merge node into Obsolete Features.
12836 (Obsolete once-only headers): Move earlier; rename to Alternatives
12837 to Wrapper #ifndef.
12838 * doc/cppopts.texi: Update.
12839 * c.opt (Wdeprecated): Enable for C and ObjC.
12840 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12841 (C++ Dialect Options): Move -Wno-deprecated from here to...
12842 (Warning Options): ... here.
12844 2008-05-13 Richard Guenther <rguenther@suse.de>
12846 PR middle-end/36227
12847 * fold-const.c (fold_sign_changed_comparison): Do not allow
12848 changes in pointer-ness.
12850 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12853 * config/sh/sh.c (sh_expand_prologue): Don't clear
12854 RTX_FRAME_RELATED_P for push insns.
12856 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12858 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12860 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12862 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12863 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12864 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12866 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12868 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12869 (*vec_concatv4sf_sse): This.
12870 (*sse2_concatv2si): Renamed to ...
12871 (*vec_concatv2si_sse2): This.
12872 (*sse1_concatv2si): Renamed to ...
12873 (*vec_concatv2si_sse): This.
12874 (*vec_concatv2di_rex): Renamed to ...
12875 (*vec_concatv2di_rex64): This.
12876 (*vec_concatv2si_sse4_1): New.
12877 (*vec_concatv2di_rex64_sse4_1): Likewise.
12879 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12881 PR rtl-optimization/36111
12882 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12883 that was created for swappable operands.
12885 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12888 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12889 * configure.ac: Add call to ACX_PROG_GNAT.
12891 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12893 * optc-gen.awk: Fix comment typo.
12895 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12897 * pretty-print.c (pp_integer_with_precision): Use
12898 HOST_LONG_LONG_FORMAT.
12900 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12902 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12904 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12906 * config/i386/i386.c (bdesc_ptest): Removed.
12907 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12908 (bdesc_args): Add __builtin_ia32_ptestz128,
12909 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12910 (ix86_init_mmx_sse_builtins): Updated.
12911 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12912 (ix86_expand_builtin): Updated.
12914 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12916 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12917 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12919 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12921 * value-prof.c (interesting_stringop_to_profile): Do not
12922 return early for BUILT_IN_MEMPCPY.
12924 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12926 * calls.c (expand_call): Don't use callgraph to increase
12927 preferred_stack_boundary.
12929 * cgraph.h (cgraph_rtl_info): Use unsigned on
12930 preferred_incoming_stack_boundary.
12932 * final.c (rest_of_clean_state): Use unsigned on
12933 preferred_stack_boundary.
12935 2008-05-09 Tom Tromey <tromey@redhat.com>
12937 PR preprocessor/22231:
12938 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12941 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12943 PR tree-optimization/36129
12944 * tree-ssa-ccp.c: Include value-prof.h.
12945 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12946 built-in function was folded to a constant.
12947 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12949 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12950 Sebastian Pop <sebastian.pop@amd.com>
12952 * tree-scalar-evolution.c: Document instantiate_scev.
12953 (instantiate_parameters_1): Renamed instantiate_scev_1.
12954 Don't use the same loop for instantiation_loop and evolution_loop.
12955 (instantiate_scev): New.
12956 (instantiate_parameters): Moved...
12957 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12958 same loop twice. Maintains the semantics for this function.
12959 * tree-scalar-evolution.h (instantiate_scev): Declare.
12960 (instantiate_parameters): ...here. Now static inline.
12961 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12962 instead of resolve_mixers.
12964 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12966 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12968 2008-05-09 Tomas Bily <tbily@suse.cz>
12970 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12971 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12972 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12973 * c-common.c (c_common_truthvalue_conversion): Likewise.
12974 * tree-object-size.c (compute_object_offset): Likewise.
12975 * tree-inline.c (estimate_num_insns_1): Likewise.
12976 * varasm.c (const_hash_1, compare_constant, copy_constant)
12977 (compute_reloc_for_constant, output_addressed_constants)
12978 (initializer_constant_valid_p): Likewise.
12979 * c-omp.c (check_omp_for_incr_expr): Likewise.
12980 * gimplify.c (gimplify_expr): Likewise.
12981 * c-typeck.c (c_finish_return): Likewise.
12982 * tree-vectorizer.c (supportable_widening_operation)
12983 (supportable_narrowing_operation): Likewise.
12984 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12985 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12986 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12987 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12988 (descr_info_loc): Likewise.
12989 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12990 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12991 (fold_unary): Likewise.
12992 * builtins.c (get_pointer_alignment): Likewise.
12993 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12994 (instantiate_parameters_1): Likewise.
12995 * tree.c (expr_align, stabilize_reference): Likewise.
12996 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12997 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12998 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12999 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13000 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13001 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13003 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13004 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13005 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13006 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13007 (forward_propagate_comparison)
13008 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13009 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13010 * emit-rtl.c (component_ref_for_mem_expr)
13011 (set_mem_attributes_minus_bitpos): Likewise.
13012 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13013 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13015 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13016 (build_function_call, pointer_diff, build_compound_expr)
13017 (c_finish_return): Likewise.
13018 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13019 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13021 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13022 * expr.c (is_aligning_offset): Likewise.
13023 * tree-ssa-alias.c (is_escape_site): Likewise.
13024 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13025 (check_all_va_list_escapes): Likewise.
13026 * tree-ssa-loop-ivopts.c (determine_base_object)
13027 (determine_common_wider_type): Likewise.
13028 * dojump.c (do_jump): Likewise.
13029 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13030 * tree-gimple.c (is_gimple_cast): Likewise.
13031 * fold-const.c (decode_field_reference, )
13032 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13033 (fold_binary): Likewise.
13034 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13035 (already_warned_in_frontend_p): Likewise.
13036 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13037 * tree.c (really_constant_p, get_unwidened): Likewise.
13038 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13039 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13040 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13042 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13044 (CONVERT_EXPR_P): Define.
13045 (CASE_CONVERT): Define.
13047 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13049 PR middle-end/36117
13050 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13051 (delete_unmarked_insns): When deleting a call, call
13052 delete_unreachable_blocks.
13053 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13054 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13056 2008-05-08 Richard Guenther <rguenther@suse.de>
13058 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13059 (-ftree-salias): Likewise.
13060 (salias-max-implicit-fields): Remove param documentation.
13061 (salias-max-array-elements): Likewise.
13062 * tree-pass.h (pass_create_structure_vars): Remove.
13063 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13064 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13065 * tree-ssa-alias.c (create_structure_vars): Remove.
13066 (gate_structure_vars): Likewise.
13067 (pass_create_structure_vars): Likewise.
13068 (gate_build_alias): Likewise.
13069 (pass_build_alias): Adjust to run always and dump the function.
13070 * common.opt (ftree-salias): Hide.
13071 * passes.c (init_optimization_passes): Remove
13072 pass_create_structure_vars, adjust comment.
13073 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13074 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13075 * opts.c (decode_options): Do not set flag_tree_salias.
13076 (common_handle_option): Add OPT_ftree_salias to the backward
13077 compatibility section.
13079 2008-05-08 Richard Guenther <rguenther@suse.de>
13081 * tree-flow-inline.h (var_can_have_subvars): Move ...
13082 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13083 * tree-flow.h (var_can_have_subvars): Remove.
13084 (push_fields_onto_fieldstack): Remove.
13085 (sort_fieldstack): Likewise.
13086 (struct fieldoff): Move ...
13087 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13088 alias_set and base_for_components fields.
13089 (sort_fieldstack): Make static.
13090 (push_fields_onto_fieldstack): Likewise. Remove code that
13091 handles anything but RECORD_TYPEs. Remove alias_set and
13092 base_for_components handling.
13093 (create_variable_info_for): Adjust.
13095 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13097 * common.opt (Wframe-larger-than=): Shorten the help message
13099 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13101 2008-05-08 Rafael Espindola <espindola@google.com>
13103 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13105 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13106 trap and that both operands are gimple values.
13107 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13108 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13111 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13113 * read-rtl.c (join_c_conditions): Return the first string if the
13114 two strings are equal.
13116 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13118 * gensupport.h (pred_data): Add a "num_codes" field.
13119 (add_predicate_code): Declare.
13120 * gensupport.c (add_predicate_code): New function.
13121 (std_pred_table): Add an "allows_const_p" field.
13122 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13123 Remove the (incomplete) list of such codes from the codes field.
13124 (init_predicate_table): Use add_predicate_code. Add all
13125 RTX_CONST_OBJs if allows_const_p is true.
13126 * genrecog.c (process_define_predicate): Use add_predicate_code.
13128 2008-05-08 David Daney <ddaney@avtrex.com>
13129 Richard Sandiford <rsandifo@nildram.co.uk>
13131 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13132 special case of constant zero operands.
13133 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13134 old and new values. Special case constant zero values.
13135 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13137 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13138 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13140 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13143 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13144 similar RTX_CONST_OBJ before CONST_INT.
13146 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13148 * stmt.c (expand_stack_restore): Change sa mode if needed.
13150 2008-05-08 Richard Guenther <rguenther@suse.de>
13152 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13153 return type to bool.
13154 (ix86_sol10_return_in_memory): Likewise.
13155 (ix86_i386elf_return_in_memory): Likewise.
13156 (ix86_i386interix_return_in_memory): Likewise.
13157 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13158 (ix86_sol10_return_in_memory): Likewise.
13159 (ix86_i386elf_return_in_memory): Likewise.
13160 (ix86_i386interix_return_in_memory): Likewise.
13162 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13165 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13167 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13168 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13171 2008-05-08 Richard Guenther <rguenther@suse.de>
13173 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13174 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13175 (DR_SUBVARS): Remove.
13176 * tree-dfa.c (dump_subvars_for): Remove.
13177 (debug_subvars_for): Likewise.
13178 (dump_variable): Do not dump subvars.
13179 (remove_referenced_var): Do not remove subvars.
13180 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13181 (lookup_subvars_for_var): Remove.
13182 (get_subvars_for_var): Likewise.
13183 (get_subvars_at): Likewise.
13184 (get_first_overlapping_subvar): Likewise.
13185 (overlap_subvar): Likewise.
13186 * tree-flow.h (subvar_t): Remove.
13187 (struct var_ann_d): Remove subvars field.
13188 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13189 argument. Remove special handling of SFTs.
13190 (compute_tag_properties): Likewise.
13191 (set_initial_properties): Likewise.
13192 (compute_call_clobbered): Likewise.
13193 (count_mem_refs): Likewise.
13194 (compute_memory_partitions): Likewise.
13195 (compute_flow_insensitive_aliasing): Likewise.
13196 (setup_pointers_and_addressables): Likewise.
13197 (new_type_alias): Likewise.
13198 (struct used_part): Remove.
13199 (used_portions): Likewise.
13200 (struct used_part_map): Likewise.
13201 (used_part_map_eq): Likewise.
13202 (used_part_map_hash): Likewise.
13203 (free_used_part_map): Likewise.
13204 (up_lookup): Likewise.
13205 (up_insert): Likewise.
13206 (get_or_create_used_part_for): Likewise.
13207 (create_sft): Likewise.
13208 (create_overlap_variables_for): Likewise.
13209 (find_used_portions): Likewise.
13210 (create_structure_vars): Likewise.
13211 * tree.def (STRUCT_FIELD_TAG): Remove.
13212 * tree.h (MTAG_P): Adjust.
13213 (struct tree_memory_tag): Remove base_for_components and
13214 unpartitionable flags.
13215 (struct tree_struct_field_tag): Remove.
13216 (SFT_PARENT_VAR): Likewise.
13217 (SFT_OFFSET): Likewise.
13218 (SFT_SIZE): Likewise.
13219 (SFT_NONADDRESSABLE_P): Likewise.
13220 (SFT_ALIAS_SET): Likewise.
13221 (SFT_UNPARTITIONABLE_P): Likewise.
13222 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13223 (union tree_node): Remove sft field.
13224 * alias.c (get_alias_set): Remove special handling of SFTs.
13225 * print-tree.c (print_node): Remove handling of SFTs.
13226 * tree-dump.c (dequeue_and_dump): Likewise.
13227 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13228 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13229 * tree-predcom.c (set_alias_info): Do not set subvars.
13230 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13231 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13232 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13233 (add_vars_for_offset): Remove.
13234 (add_virtual_operand): Remove special handling of SFTs.
13235 (add_call_clobber_ops): Likewise.
13236 (add_call_read_ops): Likewise.
13237 (get_asm_expr_operands): Likewise.
13238 (get_modify_stmt_operands): Likewise.
13239 (get_expr_operands): Likewise.
13240 (add_to_addressable_set): Likewise.
13241 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13242 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13243 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13244 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13245 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13246 (tree_node_structure): Likewise.
13247 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13249 (find_what_p_points_to): Likewise.
13251 2008-05-08 Sa Liu <saliu@de.ibm.com>
13253 * config/spu/spu.md: Fixed subti3 pattern.
13255 2008-05-08 Richard Guenther <rguenther@suse.de>
13257 PR middle-end/36154
13258 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13259 sure to create a representative for trailing arrays for PTA.
13261 2008-05-08 Richard Guenther <rguenther@suse.de>
13263 PR middle-end/36172
13264 * fold-const.c (operand_equal_p): Two objects which types
13265 differ in pointerness are not equal.
13267 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13269 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13270 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13271 (emit_library_call_value_1): Add new variable fndecl initialized by
13272 NULL_TREE. It should be the decl type of orgfun, but this information
13273 seems not to be available here, so it uses the default calling abi.
13274 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13275 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13276 by TARGET_RETURN_IN_MEMORY.
13277 * config/i386/i386-interix.h: Likewise.
13278 * config/i386/i386.h: Likewise.
13279 * config/i386/i386elf.h: Likewise.
13280 * config/i386/ptx4-i.h: Likewise.
13281 * config/i386/sol2-10.h: Likewise.
13282 * config/i386/sysv4.h: Likewise.
13283 * config/i386/vx-common.h: Likewise.
13284 * config/cris/cris.h: Removed #if 0 clause.
13285 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13286 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13288 (ix86_sol10_return_in_memory): Likewise.
13289 (ix86_i386elf_return_in_memory): New.
13290 (ix86_i386interix_return_in_memory): New.
13291 * config/mt/mt-protos.h (mt_return_in_memory): New.
13292 * config/mt/mt.c: Likewise.
13293 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13294 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13295 * config/bfin/bfin.h: Likewise.
13296 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13298 * config/bfin/bfin.c: Likewise.
13299 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13300 * config/alpha/unicosmk.h: Likewise.
13301 * config/i386/cygming.h: Likewise.
13302 * config/iq2000/iq2000.h: Likewise.
13303 * config/mips/mips.h: Likewise.
13304 * config/mn10300/mn10300.h: Likewise.
13305 * config/rs6000/rs6000.h: Likewise.
13306 * config/score/score.h: Likewise.
13307 * config/spu/spu.h: Likewise.
13308 * config/v850/v850.h: Likewise.
13309 * defaults.h: Likewise.
13310 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13311 * expr.c (emit_block_move): Adjust use of
13312 OUTGOING_REG_PARM_STACK_SPACE.
13313 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13314 OUTGOING_REG_PARM_STACK_SPACE.
13315 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13317 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13319 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13320 on OMP_RETURN for OMP_FOR.
13323 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13324 (fortran_common): New function.
13325 (gen_variable_die): Call fortran_common instead of common_check,
13326 adjust for it returning tree instead of rtx. Formatting.
13328 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13332 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13333 * c-decl.c (merge_decls): Ditto.
13334 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13335 to RTL_CONST_OR_PURE_CALL_P.
13336 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13337 Initialized DECL_LOOPING_CONST_PURE.
13338 (process_call_operands): Set tree_side_effects properly.
13339 * tree.h (TREE_READONLY_DECL_P): Removed.
13340 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13341 (DECL_LOOPING_OR_CONST_P): New macro.
13342 (struct tree_function_decl): Added looping_const_or_pure_p.
13343 (ECF_*) Renumbered.
13344 (ECF_LOOPING_OR_CONST_P): New macro.
13345 * rtlanal.c (pure_const_p): Removed.
13346 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13347 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13348 to RTL_CONST_CALL_P.
13349 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13350 (check_decl, check_tree, check_call, scan_function): Initialize
13352 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13353 (static_execute): Set looping true for recursive functions.
13354 Undo setting state to IPA_NEITHER for recursive functions.
13355 * cse.c (cse_insn):
13356 * ifcvt.c (noce_can_store_speculate_p): Changed
13357 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13358 RTL_CONST_OR_PURE_CALL_P.
13359 * dse.c (scan_insn): Ditto.
13360 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13361 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13362 RTL_CONST_OR_PURE_CALL_P.
13363 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13364 pure_call_p to RTL_CONST_CALL_P.
13365 * gimplify.c (gimplify_call_expr): Clear side effects for
13366 non-looping pure and constant calls.
13367 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13368 (flags_from_decl_or_type): Set ecf flags from decl flags.
13369 (initialize_argument_information): Turn off
13370 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13371 Change const to pure if callee_copies is true rather than just
13373 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13374 way of marking pure calls.
13375 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13376 Remove hack that was supposed to fix pr7335 and remove old
13377 way of marking pure calls.
13378 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13379 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13380 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13381 RTL_CONST_OR_PURE_CALL_P.
13382 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13383 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13384 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13385 * sched-deps.c (schedule_analyze): Ditto.
13386 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13387 return_val field of calls to represent pure and const function info.
13388 (CONST_OR_PURE_CALL_P): Deleted macro.
13389 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13390 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13391 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13393 * tree-optimize.c (execute_fixup_cfg): Added test for
13394 ECF_LOOPING_CONST_OR_PURE.
13395 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13397 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13398 effects for looping pure or const calls.
13399 (verify_gimple_expr): Added verification code.
13400 * config/alpha/alpha.c (alpha_legitimize_address,
13401 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13403 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13404 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13405 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13406 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13407 RTL_CONST_OR_PURE_CALL_P.
13408 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13409 and const calls to be deleted.
13411 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13414 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13415 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13416 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13417 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13418 to handle nonimmediate operands.
13419 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13420 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13421 to handle nonimmediate operands.
13422 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13423 (mmx_pmulhrwv4hi3): New expander. Use
13424 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13425 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13426 (sse2_umulv1siv1di3): New expander. Use
13427 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13428 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13429 (mmx_eq<mode>3): New expander. Use
13430 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13431 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13432 (mmx_uavgv8qi3): New expander. Use
13433 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13434 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13435 (mmx_uavgv4hi3): New expander. Use
13436 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13438 * config/i386/sse.md
13439 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13440 to handle nonimmediate operands.
13441 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13442 to handle nonimmediate operands.
13443 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13444 to handle nonimmediate operands.
13445 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13446 to handle nonimmediate operands.
13447 (sse2_unpckhpd_exp): New expander. Use
13448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13449 (sse2_unpcklpd_exp): New expander. Use
13450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13451 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13452 to handle nonimmediate operands.
13453 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13454 to handle nonimmediate operands.
13455 (*sse2_<plusminus_insn><mode>3): Rename from
13456 sse2_<plusminus_insn><mode>3 insn pattern.
13457 (sse2_<plusminus_insn><mode>3): New expander. Use
13458 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13459 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13460 (sse2_umulv2siv2di3): New expander. Use
13461 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13462 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13463 (sse4_1_mulv2siv2di3): New expander. Use
13464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13465 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13466 (sse2_pmaddwd): New expander. Use
13467 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13468 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13469 (sse2_eq<mode>3): New expander. Use
13470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13471 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13472 (sse4_1_eqv2di3): New expander. Use
13473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13474 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13475 (sse2_uavgv16qi3): New expander. Use
13476 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13477 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13478 (sse2_uavgv16qi3): New expander. Use
13479 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13480 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13481 (sse2_uavgv8hi3): New expander. Use
13482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13483 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13484 (ssse3_pmulhrswv8hi3): New expander. Use
13485 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13486 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13487 (ssse3_pmulhrswv4hi3): New expander. Use
13488 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13490 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13491 (<sse>_vmmul<mode>3): Ditto.
13492 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13494 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13495 (ssse3_pmaddubsw): Ditto.
13497 * config/i386/i386.c (struct_builtin_description)
13498 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13499 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13500 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13501 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13502 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13503 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13504 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13505 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13506 (ix86_fixup_binary_operands): Assert that src1
13507 and src2 must have the same mode when swapped.
13508 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13509 and ix86_binary_operator_ok. Do not force operands in registers
13512 2008-05-07 Jan Hubicka <jh@suse.cz>
13514 * cgraph.c (dump_cgraph_node): Update.
13515 * cgraph.h (cgraph_local_info): Break out inline summary.
13516 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13518 * ipa-inline (inline_summary): New accestor function.
13519 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13520 cgraph_decide_inlining, compute_inline_parameters): Update.
13521 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13523 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13525 Cleanup ColdFire scheduling support and add V4 pipeline model.
13527 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13528 (define_attr cpu): Add cfv4 value.
13529 (define_attr type, define_attr type1): Merge into a single 'type'
13530 attribute. Update all uses.
13531 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13532 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13534 (define_attr opx_mem, define_attr opy_mem): Remove.
13535 (define_attr op_mem): Clean up, update comment.
13536 (define_attr size): Use specific values instead of general int.
13537 (define_attr guess, define_attr split): Remove. Update all uses.
13538 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13539 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13540 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13541 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13542 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13543 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13544 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13545 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13546 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13547 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13548 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13549 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13550 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13551 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13552 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13553 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13554 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13555 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13556 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13557 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13558 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13559 Update or set attributes.
13560 (stack_tie): New fake instruction.
13562 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13563 (m68k_sched_attr_size): Update declaration.
13564 (m68k_sched_attr_type2): Remove.
13565 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13566 Declare new bypass predicates.
13568 * config/m68k/m68k.c (m68k_sched_issue_rate,
13569 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13571 (TARGET_SCHED_ISSUE_RATE,
13572 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13573 (override_options): Handle scheduling for ColdFire V4 core.
13574 (m68k_expand_prologue): Emit stack_tie.
13575 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13576 'OP_TYPE_FPN'. Update all uses.
13577 (sched_guess_p): Remove.
13578 (sched_address_type): Handle symbolic addresses.
13579 (sched_get_operand): New static function.
13580 (sched_operand_type): Merge into sched_attr_op_type.
13581 (sched_attr_op_type): Handle FP registers, handle quick constants,
13583 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13584 (m68k_sched_attr_size): Update. Move logic to ...
13585 (sched_get_attr_size_int): New static function.
13586 (sched_get_opxy_mem_type): New static function.
13587 (m68k_sched_attr_op_mem): Update.
13588 (m68k_sched_attr_type2): Remove.
13589 (sched_cfv4_bypass_data): New static variable.
13590 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13591 (m68k_sched_issue_rate): Implement scheduler hook.
13592 (struct _sched_ib: enabled_p): New field.
13593 (m68k_sched_variable_issue): Update. Handle V4.
13594 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13595 sched_dump_class_func_t, sched_dump_split_class,
13596 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13597 sched_dump_dfa_class, m68k_sched_dump): Remove.
13598 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13600 (m68k_sched_init_global): Remove statisctics dumping, introduce
13601 sanity check that all instructions have pipeline reservations. Handle
13603 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13604 Handle ColdFire V4 core.
13605 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13606 New static functions.
13607 (m68k_sched_address_bypass_p): New bypass predicate.
13608 (sched_get_indexed_address_scale): New static function.
13609 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13611 * cf.md: Update comments.
13612 (define_attr type2): Remove. Use 'type' attribute instead.
13614 (cf_ib): Rename to cfv123_ib. Update all uses.
13615 (cf_oep): Rename to cfv123_oep. Update all uses.
13616 (cf_chr): Rename to cfv123_chr. Update all uses.
13617 (cf_mem): Rename to cfv123_mem. Update all uses.
13618 (cf_mac): Move to more appropriate place.
13619 (cfv123_guess): New automaton and cpu_unit.
13620 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13621 Update uses of 'size' attribute. Handle before reload scheduling.
13622 (cfv123_guess): New dummy reservation for unhandled instructions.
13623 (cfv4_*): Pipeline description of ColdFire V4 core.
13624 (ignore): New reservation to handle 'ignore' type.
13626 2008-05-07 Ian Lance Taylor <iant@google.com>
13628 PR middle-end/36013
13629 * gimplify.c (find_single_pointer_decl_1): Don't look through
13631 (find_single_pointer_decl): Adjust comments.
13633 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13635 PR middle-end/36137
13636 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13637 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13639 PR middle-end/36106
13640 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13641 integral type rather than floating point, then VIEW_CONVERT_EXPR
13642 to the floating point type.
13644 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13646 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13647 TFmode op0 to register.
13649 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13651 * c-decl.c (grokdeclarator): Comment typo.
13653 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13655 * tree-flow.h: Remove prototype for computed_goto_p.
13656 * tree-cfg.c (computed_goto_p): Make static.
13658 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13661 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13662 (contains_aligned_value_p): This. Handle _Decimal128.
13663 (ix86_function_arg_boundary): Only align _Decimal128 to its
13664 natural boundary and handle it properly.
13666 2008-05-06 Martin Jambor <mjambor@suse.cz>
13668 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13669 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13670 (ipcp_method_set_orig_node): Removed.
13671 (ipcp_cval_get_cvalue_type): Removed.
13672 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13673 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13674 (ipcp_cval_set_cvalue_type): Removed.
13675 (ipcp_cval_get_cvalue): Removed.
13676 (ipcp_cval_set_cvalue): Removed.
13677 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13678 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13679 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13680 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13681 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13682 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13683 (ipcp_get_ith_lattice): Changed parameters.
13684 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13685 (ipcp_lattice_from_jfunc): Changed parameters.
13686 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13687 (ipcp_method_cval_print): Added temporary variable info.
13688 (ipcp_redirect): Removed already unused local variable caller.
13689 (ipcp_redirect): New temporary variable orig_callee_info
13690 (ipcp_redirect): Removed newly unused local variable callee.
13691 (ipcp_redirect): Removed (a bit confusing) local variable type.
13692 (ipcp_insert_stage): Added local variable info.
13693 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13695 (ipcp_formal_create): Removed.
13696 (ipcp_method_cval_set): Removed.
13697 (ipcp_propagate_stage): Renamed lattice variables.
13698 (ipcp_method_cval_set_cvalue_type): Removed.
13699 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13700 (ipcp_print_all_lattices): Changed printed strings to refer to
13701 lattices rather than cvals.
13702 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13703 (ipcp_propagate_const): Changed formal parameters.
13704 (build_const_val): Changed formal parameters.
13705 (ipcp_insert_stage): Removed useless variable cvalue
13706 (build_const_val): Changed formal parameters.
13707 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13708 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13709 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13710 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13711 (ipcp_print_func_profile_counts): Changed string from "method" to
13713 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13714 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13715 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13716 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13717 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13718 (ipcp_lat_is_const): Changed parameters and made inline.
13719 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13720 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13721 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13722 the predicate condition directly
13723 (ipcp_propagate_stage): Added local variable args. Removed local
13724 variable callee. (Both are mere code simplifications.)
13725 (ipcp_method_dont_insert_const): Renamed to
13726 ipcp_node_not_modifiable_p.
13727 (ipcp_node_not_modifiable_p): Made inline.
13728 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13729 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13730 (ipcp_print_all_lattices): Removed variable cvalue
13731 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13734 2008-05-06 Olivier Hainque <hainque@adacore.com>
13736 * tree-sra.c (try_instantiate_multiple_fields): Early return
13737 if field has POINTER_TYPE.
13739 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13741 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13742 by using 'q' specifier for instruction.
13743 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13745 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13747 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13748 Change mode of zero_extract from QImode to HImode.
13749 (sign bit tests peepholes): (Ditto.).
13751 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13753 * config/i386/mmx.md: Remove double backslashes from asm templates.
13754 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13755 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13756 to handle nonimmediate operands.
13757 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13758 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13759 to handle nonimmediate operands.
13760 (*mmx_<code>v2sf3_finite): New insn pattern.
13761 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13762 (mmx_<code>v2sf3): New expander. Use
13763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13764 (mmx_<plusminus_insn><mode>3): New expander. Use
13765 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13766 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13767 (mmx_add<mode>3): Removed.
13768 (mmx_ssadd<mode>3): Ditto.
13769 (mmx_usadd<mode>3): Ditto.
13770 (mmx_sub<mode>3): Ditto.
13771 (mmx_sssub<mode>3): Ditto.
13772 (mmx_ussub<mode>3): Ditto.
13773 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13774 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13775 to handle nonimmediate operands.
13776 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13778 (mmx_smulv4hi3_highpart): New expander. Use
13779 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13780 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13782 (mmx_umulv4hi3_highpart): New expander. Use
13783 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13784 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13785 (mmx_<code>v4hi3): New expander. Use
13786 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13787 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13788 (mmx_<code>v8qi3): New expander. Use
13789 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13790 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13791 (mmx_<code><mode>3): New expander. Use
13792 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13794 2008-05-05 Jan Hubicka <jh@suse.cz>
13796 PR tree-optimization/36118
13797 * passes.c (pass_init_dump_file): Fix dump header.
13799 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13801 PR middle-end/36141
13802 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13803 VCE for function decls.
13805 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13807 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13809 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13811 * config/i386/i386.md (sat_plusminus): New.
13812 (plusminus_insn): Likewise.
13813 (plusminus_mnemonic): Likewise.
13815 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13816 (*<addsub><mode>3_cc_overflow): Renamed to ...
13817 (*<plusminus_insn><mode>3_cc_overflow): This.
13818 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13819 (*<plusminus_insn>si3_zext_cc_overflow): This.
13821 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13822 (<plusminus_insn><mode>3): This.
13823 (*<addsub><mode>3): Renamed to ...
13824 (*<plusminus_insn><mode>3): This.
13825 (<sse>_vm<addsub><mode>3): Renamed to ...
13826 (<sse>_vm<plusminus_insn><mode>3): This.
13827 (sse3_h<addsub>v4sf3): Renamed to ...
13828 (sse3_h<plusminus_insn>v4sf3): This.
13829 (sse3_h<addsub>v2df3): Renamed to ...
13830 (sse3_h<plusminus_insn>v2df3): This.
13831 (<plusminus_insn><mode>3): New.
13832 (*<plusminus_insn><mode>3): Likewise.
13833 (sse2_<plusminus_insn><mode>3): Likewise.
13834 (add<mode>): Removed.
13835 (*add<mode>3): Likewise.
13836 (sse2_ssadd<mode>3): Likewise.
13837 (sse2_usadd<mode>3): Likewise.
13838 (sub<mode>3): Likewise.
13839 (*sub<mode>3): Likewise.
13840 (sse2_sssub<mode>3): Likewise.
13841 (sse2_ussub<mode>3): Likewise.
13843 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13845 * gthr-single.h: Add in required interface elements as per gthr.h.
13846 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13847 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13848 Generalize UNUSED macro.
13849 (__gthread_once): Add.
13850 (__gthread_key_create): Add.
13851 (__gthread_key_delete): Add.
13852 (__gthread_getspecific): Add.
13853 (__gthread_setspecific): Add.
13855 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13857 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13858 the same size types for the indirect reference on the rhs, then
13861 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13863 * config/i386/i386.md
13864 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13865 one insn template instead of template series.
13866 (*xordi_1_rex64): Ditto.
13867 (*xordi_2_rex64): Ditto.
13869 2008-05-05 Ira Rosen <irar@il.ibm.com>
13871 PR tree-optimization/36119
13872 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13875 2008-06-04 Jan Hubicka <jh@suse.cz>
13877 tree-optimization/36100
13878 * tree-pass.h (pass_O0_always_inline): Declare.
13879 * ipa-inline.c (inline_transform): Remove dead code.
13880 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13881 pass_O0_always_inline): New.
13882 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13884 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13886 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13887 mnemonic in this_param move for TARGET_64BIT.
13889 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13891 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13892 (*strmovsi_rex_1): Ditto.
13893 (*strsetsi_1): Ditto.
13894 (*strsetsi_rex_1): Ditto.
13896 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13897 adddicc expanders using SWI mode iterator.
13899 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13902 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13905 2008-05-04 David S. Miller <davem@davemloft.net>
13907 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13908 (sparc*-*-linux*): Use linux.h in tm_file.
13909 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13910 compiler defaulting to 32-bit.
13911 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13913 * config/sparc/linux.h: Remove definitions now obtained
13914 properly from linux.h
13915 * config/sparc/linux64.h: Likewise.
13916 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13917 don't want this setting for 32-bit builds in a biarch compiler.
13918 * doc/install.texi: Add sparc-linux to list of targets
13919 supporting --enable-targets=all.
13921 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13923 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13925 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13927 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13928 after V4SI_FTYPE_V8HI.
13929 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13930 case V4SI_FTYPE_V2DF.
13932 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13934 * doc/invoke.texi (max-flow-memory-locations): Removed.
13935 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13937 2008-05-03 Richard Guenther <rguenther@suse.de>
13939 PR middle-end/34973
13940 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13942 2008-05-02 David S. Miller <davem@davemloft.net>
13944 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13946 2008-05-02 Simon Baldwin <simonb@google.com>
13949 * c-common.h (warn_array_subscript_range): Removed.
13950 * c-common.c (warn_array_subscript_range): Ditto.
13951 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13952 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13954 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13956 * config/i386/i386.c (ix86_special_builtin_type): New.
13957 (bdesc_special_args): Likewise.
13958 (ix86_expand_special_args_builtin): Likewise.
13959 (ix86_init_mmx_sse_builtins): Updated.
13960 (ix86_expand_builtin): Updated.
13961 (ix86_expand_store_builtin): Removed.
13962 (ix86_expand_unop_builtin): Likewise.
13964 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13965 * config/i386/mmintrin.h (__v2sf): Here.
13967 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13969 (_mm_loadl_pi): Likewise.
13970 (_mm_storeh_pi): Replace __v2si with __v2sf.
13971 (_mm_storel_pi): Likewise.
13973 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13974 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13975 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13976 __builtin_ia32_loadlpd.
13978 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13980 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13981 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13982 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13983 (ix86_init_mmx_sse_builtins): Updated.
13984 (ix86_expand_args_builtin): Likewise.
13985 (ix86_expand_builtin): Likewise.
13986 (ix86_expand_unop1_builtin): Renamed to ...
13987 (ix86_expand_unop_vec_merge_builtin): This.
13989 2008-05-01 Jan Hubicka <jh@suse.cz>
13992 * ipa-inline.c (inline_generate_summary): Make static.
13993 (inline_transform): Do not call inlining at -O0; make static.
13994 * passes.c (execute_todo): Add sanity check.
13995 (execute_one_ipa_transform_pass): Execute proper flags.
13997 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13999 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14000 (DECL_NONADDRESSABLE_P): Likewise.
14001 * alias.c (record_component_aliases): Fix comment.
14003 2008-05-01 Simon Baldwin <simonb@google.com>
14005 * c-common.h (warn_array_subscript_range): New function.
14006 * c-common.c (warn_array_subscript_range): Ditto.
14007 * tree-vrp.c (check_array_ref): Corrected code to agree with
14008 comment, ignoring only arrays of size 0 or size 1.
14009 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14011 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14013 * config/i386/i386.c (ix86_builtin_type): Replace
14014 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14015 (bdesc_args): Updated.
14016 (ix86_init_mmx_sse_builtins): Likewise.
14017 (ix86_expand_args_builtin): Likewise.
14019 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14022 * doc/extend.texi: Correct __builtin_ia32_palignr.
14024 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14027 * config/i386/i386.c (bdesc_crc32): Removed.
14028 (ix86_expand_crc32): Likewise.
14029 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14030 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14031 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14032 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14033 UINT_FTYPE_UINT_UCHAR.
14034 (bdesc_args): Updated. Add crc32 builtins.
14035 (ix86_init_mmx_sse_builtins): Updated.
14036 (ix86_expand_args_builtin): Updated to support subreg.
14038 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14040 2008-05-01 Jan Hubicka <jh@suse.cz>
14042 * tree-pass.h (opt_pass): Add IPA_PASS.
14043 (varpool_node, cgraph_node): Forward declare.
14044 (ipa_opt_pass): Define.
14045 (pass_ipa_inline): Turn into ipa_opt_pass.
14046 (pass_apply_inline): Remove.
14047 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14048 (apply_inline): Turn into ....
14049 (inline_transform): ... this one.
14050 (inline_generate_summary): New function.
14051 (pass_apply_inline): Remove.
14052 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14054 (struct function): Add ipa_transforms_to_apply.
14055 * passes.c (register_one_dump_file): Work on IPA_PASS.
14056 (init_optimization_passes): Remove pass_inline_parameters and
14058 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14059 (execute_one_pass) ... here; apply transforms when possible.
14060 (add_ipa_transform_pass, execute_ipa_summary_asses,
14061 execute_one_ipa_transform_pass): New.
14062 (execute_ipa_pass_list): Update for IPA_PASS type.
14064 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14066 * config/i386/i386.c (ix86_builtin_type): Add
14067 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14068 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14069 (bdesc_args): Add SSE4a builtins.
14070 (ix86_init_mmx_sse_builtins): Updated.
14071 (ix86_expand_args_builtin): Likewise.
14072 (ix86_expand_builtin): Likewise.
14074 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14076 * config/i386/i386.c (ix86_builtin_type): Add
14077 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14078 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14079 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14080 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14081 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14082 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14083 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14084 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14085 and DI_FTYPE_DI_DI_INT.
14086 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14087 (ix86_init_mmx_sse_builtins): Updated.
14088 (ix86_expand_args_builtin): Likewise.
14089 (ix86_expand_builtin): Likewise.
14090 (ix86_expand_binop_imm_builtin): Removed.
14092 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14094 2008-04-30 Richard Guenther <rguenther@suse.de>
14096 PR tree-optimization/32921
14097 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14099 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14101 * config/arm/arm.c (arm_unwind_emit): Use
14102 crtl->all_throwers_are_sibcalls instead of
14103 cfun->all_throwers_are_sibcalls.
14104 (arm_output_fn_unwind): Likewise.
14105 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14106 instead of cfun->uses_pic_offset_table.
14107 (frv_expand_prologue): Likewise.
14108 (frv_frame_pointer_required): Likewise.
14109 (frv_expand_fdpic_call): Likewise.
14110 (frv_emit_movsi): Likewise.
14111 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14112 cfun->returns_pcc_struct instead of
14113 current_function_returns_pcc_struct.
14114 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14115 instead of cfun->calls_eh_return.
14116 (m32c_pushm_popm): Likewise.
14117 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14118 "extern" declaration.
14120 2008-04-30 Richard Guenther <rguenther@suse.de>
14122 PR tree-optimization/21636
14123 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14125 (evaluate_stmt): Print the likely value.
14126 (ccp_visit_stmt): Avoid excessive vertical spacing.
14128 2008-04-30 Rafael Espindola <espindola@google.com>
14130 * builtins.c (fold_call_expr): Return realret.
14131 * tree-ssa-threadedge.c
14132 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14133 __builtin_object_size.
14135 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14137 * gcc.c (wrapper_string): New variable.
14138 (insert_wrapper): New function.
14139 (execute): New option -wrapper.
14140 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14142 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14144 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14145 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14146 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14148 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14149 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14150 config/rs6000/e500crtres64gprctr.asm,
14151 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14152 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14153 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14154 config/rs6000/e500crtsav64gprctr.asm,
14155 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14156 config/rs6000/e500crtsavg64gprctr.asm: New files.
14157 * config/rs6000/t-ppccomm: Add build rules for new files.
14158 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14159 * config/rs6000/t-netbsd: Add build rules for new files.
14160 (LIB2FUNCS_STATIC_EXTRA): New variable.
14161 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14162 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14163 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14165 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14167 * config/i386/i386.c (ix86_builtin_type): Add
14168 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14169 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14170 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14171 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14172 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14173 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14174 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14175 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14176 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14177 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14178 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14179 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14180 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14181 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14182 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14183 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14184 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14185 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14186 V1DI_FTYPE_V2SI_V2SI.
14187 (bdesc_2arg): Moved to ...
14188 (bdesc_args): Here.
14189 (ix86_init_mmx_sse_builtins): Updated.
14190 (ix86_expand_args_builtin): Updated. Take a pointer
14191 to const struct builtin_description. Handle comparison
14193 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14194 (ix86_expand_builtin): Updated.
14196 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14197 (ssse3_pmaddubsw128): This.
14198 (ssse3_pmaddubswv4hi3): Renamed to ...
14199 (ssse3_pmaddubsw): This.
14201 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14202 (__builtin_ia32_packssdw128): Likewise.
14203 (__builtin_ia32_packuswb128): Likewise.
14204 (__builtin_ia32_pmaddubsw): Likewise.
14205 (__builtin_ia32_pmaddubsw128): Likewise.
14207 2008-04-30 Richard Guenther <rguenther@suse.de>
14209 PR tree-optimization/14847
14210 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14211 (recognize_bits_test): Use it.
14212 (recognize_single_bit_test): Likewise.
14214 2008-04-30 Martin Jambor <mjambor@suse.cz>
14216 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14217 instead of setting number of formal parameters to zero.
14218 (ipcp_init_stage): Do not set the number of actual parameters to zero
14220 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14221 which are called with variable number of arguments.
14222 (ipcp_insert_stage): Explicitely skipping all nodes which are
14223 called with variable number of arguments.
14224 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14225 number of parameters.
14227 * ipa-prop.h (struct ipa_node_params): Added flag
14228 called_with_var_arguments
14229 (ipa_set_param_count): Added. Changed sole setter to use it.
14230 (ipa_get_param_count): Added. All readers of param_count
14231 converted to use it instead.
14232 (ipa_set_called_with_variable_arg): Added.
14233 (ipa_is_called_with_var_arguments): Added.
14234 (ipa_get_ith_param): Added. All readers of param_decls converted
14236 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14238 (ipa_get_cs_argument_count): Added, all readers of argument_count
14240 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14243 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14244 (struct ipcp_lattice): Renamed cval_type to type
14245 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14247 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14248 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14249 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14250 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14251 (build_const_val): Changed the type of parameter cvalue to tree
14252 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14253 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14255 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14258 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14259 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14260 (ipa_add_method): Renamed to ipa_push_func_to_list
14261 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14262 (ipa_callsite_param_count): Removed.
14263 (ipa_callsite_param_count_set): Removed.
14264 (ipa_callsite_param): Removed.
14265 (ipa_callsite_callee): Removed.
14266 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14267 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14268 (ipa_method_formal_count): Removed.
14269 (ipa_method_formal_count_set): Removed.
14270 (ipa_method_get_tree): Removed.
14271 (ipa_method_tree_map_create): Removed.
14272 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14273 (ipa_create_param_decls_array): Creates the array itself
14274 (ipa_create_param_decls_array): Temporary variable info instead of
14275 a few dereferences.
14276 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14277 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14278 (get_type): Removed.
14279 (ipa_jf_get_info_type): Removed.
14280 (ipa_node_create): Renamed to ipa_create_node_params
14281 (ipa_free): Renamed to ipa_free_all_node_params
14282 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14283 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14284 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14285 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14286 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14287 ipa_free_all_edge_args
14288 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14289 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14290 (ipa_create_methodlist_node): Removed.
14291 (ipa_methodlist_method): Removed.
14292 (ipa_methodlist_method_set): Removed.
14293 (ipa_methodlist_next_method): Removed.
14294 (ipa_methodlist_next_method_set): Removed.
14295 (ipa_method_is_modified): Removed.
14296 (ipa_method_modify_create): Removed.
14297 (ipa_method_modify_init): Temporary variable info instead of a few
14299 (ipa_detect_param_modifications): Temporary variable info instead of
14300 a few dereferences.
14301 (ipa_compute_jump_functions): Temporary variable info instead of
14302 a few dereferences.
14303 (ipa_method_modify_set): Removed.
14304 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14305 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14306 than craph_node as the first parameter.
14307 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14308 (ipa_method_modify_init): Removed.
14309 (ipa_compute_jump_functions): Added a temp variable instead of
14310 repeatadly dereferencing the cgraph_edge.aux pointer
14311 (ipa_callsite_param_set_type): Removed.
14312 (ipa_compute_jump_functions): i renamed to index and moved to
14314 (ipa_callsite_param_set_info_type_formal): Removed.
14315 (ipa_callsite_param_set_info_type): Removed.
14316 (ipa_callsite_param_map_create): Removed.
14317 (ipa_callsite_tree): Removed.
14318 (ipa_callsite_caller): Removed.
14319 (ipa_pop_func_from_list): return_method removed to return_func
14321 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14322 prefixed all values with IPA_. Changed all users.
14323 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14324 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14325 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14326 (union parameter_info): Renamed to jump_func_value.
14327 (union jump_func_value): Renamed value to constant
14328 (struct ipa_jump_func): Renamed info_type to value
14329 (struct ipa_node): Renamed to ipa_node_params
14330 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14331 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14332 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14333 (struct ipa_edge): Renamed to ipa_edge_args
14334 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14335 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14336 (struct ipa_methodlist): Renamed to ipa_func_list
14337 (struct ipa_func_list): method_p renamed to node, next_method
14339 (ipa_methodlist_p): Removed, switched all users to struct pointer
14340 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14342 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14344 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14345 (rs6000_emit_epilogue): Use backchain to restore only when we
14346 have a large frame. Make use of frame pointer to restore if we
14347 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14349 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14351 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14352 Add mode to zero_extract.
14353 (sign bit tests peepholes): (Ditto.).
14355 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14357 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14358 Instructions in comments with SSE3.
14359 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14360 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14361 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14362 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14363 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14364 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14365 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14366 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14367 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14368 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14369 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14370 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14371 (bdesc_sse_args): Renamed to ...
14372 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14373 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14374 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14375 IX86_BUILTIN_FABSQ.
14376 (bdesc_1arg): Moved to ...
14377 (bdesc_args): Here.
14378 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14379 Instructions in comments with SSE3.
14380 (ix86_expand_sse_operands_builtin): Renamed to ...
14381 (ix86_expand_args_builtin): This. Updated.
14382 (ix86_expand_unop1_builtin): Update comments.
14383 (ix86_expand_builtin): Updated.
14385 2008-04-29 Richard Guenther <rguenther@suse.de>
14387 PR tree-optimization/36078
14388 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14389 Update virtual SSA form after cleaning up the CFG.
14391 2008-04-29 Richard Guenther <rguenther@suse.de>
14393 PR middle-end/15255
14394 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14396 2008-04-29 Richard Guenther <rguenther@suse.de>
14398 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14399 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14400 (compute_flow_insensitive_aliasing): Do not treat
14401 PTR_IS_REF_ALL pointers special.
14402 (get_smt_for): Likewise.
14403 (may_alias_p): Re-structure.
14404 (is_escape_site): A ref-all pointer conversion is not an escape site.
14405 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14406 PTR_IS_REF_ALL pointers special.
14407 * tree-ssa-structalias.h (struct alias_info): Remove
14408 ref_all_symbol_mem_tag field.
14409 (PTR_IS_REF_ALL): Remove.
14411 2008-04-29 Richard Guenther <rguenther@suse.de>
14413 PR middle-end/36077
14414 * fold-const.c (extract_muldiv_1): In combining division constants
14415 make sure to never overflow.
14417 2008-04-29 Nick Clifton <nickc@redhat.com>
14419 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14421 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14424 * optc-gen.awk: Work around HP-UX/IA awk bug.
14426 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14428 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14431 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14434 * config/i386/i386.md
14435 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14436 Change operand 1 predicate to nonimmediate_operand.
14438 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14441 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14443 * gengtype.c (walk_type, write_func_for_structure): Handle
14445 * doc/gty.texi: Document chain_circular.
14447 2008-04-28 Richard Guenther <rguenther@suse.de>
14449 PR tree-optimization/36066
14450 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14453 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14456 * config/i386/i386.md
14457 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14458 Use match_scratch instead of match_operand for operands 3 and 4.
14460 2008-04-27 Richard Guenther <rguenther@suse.de>
14462 PR tree-optimization/18754
14463 PR tree-optimization/34223
14464 * tree-pass.h (pass_complete_unrolli): Declare.
14465 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14466 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14467 Rewrite loop into loop closed SSA form if it is not already.
14468 (tree_unroll_loops_completely): Re-structure to iterate over
14469 innermost loops with intermediate CFG cleanups.
14470 Unroll outermost loops only if requested or the code does not grow
14472 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14473 loops are available.
14474 (tree_vectorize): Instead do so here.
14475 (tree_complete_unroll): Also unroll outermost loops.
14476 (tree_complete_unroll_inner): New function.
14477 (gate_tree_complete_unroll_inner): Likewise.
14478 (pass_complete_unrolli): New pass.
14479 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14480 uses outside of the loop.
14481 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14482 form if it is available.
14483 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14484 * passes.c (init_optimization_passes): Schedule complete inner
14485 loop unrolling pass before the first CCP pass after final inlining.
14487 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14489 * targhooks.h (default_emutls_var_fields,
14490 default_emutls_var_init): Declare.
14491 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14492 * target.h (struct gcc_target): Add struct emutls member.
14493 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14494 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14495 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14496 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14497 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14498 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14499 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14500 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14501 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14502 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14503 emit debug information.
14504 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14505 * varasm.c: Include targhooks.h.
14506 (emutls_object_section, emutls_tmpl_section): New.
14507 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14508 (EMUTLS_SEPARATOR): New.
14509 (prefix_name): New.
14510 (get_emutls_object_name): New.
14511 (default_emutls_var_fields): New, broken out of ...
14512 (get_emutls_object_type): ... here. Adjust to use target hooks.
14513 (get_emutls_init_templ_addr): Adjust to use target hooks.
14514 (emutls_decl): Adjust to use target hooks.
14515 (emutls_finish): Likewise.
14516 (default_emutls_var_init): New, broken out of ...
14517 (assemble_variable): ... here. Adjust to use target hooks.
14518 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14519 SECCAT_EMUTLS_TMPL.
14520 * c-common.c (handle_section_attribute): Prevent overriding
14521 sections for emulated tls with special sections.
14522 * config/i386/i386.c (x86_64_elf_select_section): Add
14523 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14524 (x86_64_elf_unique_section): Likewise.
14525 * config/vxworks.c: Include tree.h.
14526 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14527 (vxworks_override_options): Set TLS scheme.
14528 * doc/tm.texi (Emulated TLS): New node.
14530 2008-04-26 Simon Baldwin <simonb@google.com>
14533 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14534 with propagated string constants.
14536 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14538 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14539 constraint for operand 2 when operand 0 is memory operand.
14540 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14541 operand 0 is memory operand.
14542 (fix_trunc<mode>_i387_with_temp): Ditto.
14543 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14544 operand 2 when operand 1 is memory operand.
14545 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14546 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14547 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14548 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14549 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14550 operands 2,3 and 4 when operand 1 is memory operand.
14551 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14553 (fistdi2_floor_with_temp): Ditto.
14554 (fist<mode>2_floor_with_temp): Ditto.
14555 (fistdi2_ceil_with_temp): Ditto.
14556 (fist<mode>2_ceil_with_temp): Ditto.
14557 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14559 2008-04-26 David Daney <ddaney@avtrex.com>
14561 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14563 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14564 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14565 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14566 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14567 (compare_and_swap_12): New insn.
14568 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14569 * config/mips/mips.c (mips_force_binary): New function.
14570 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14571 (mips_expand_compare_and_swap_12): New function.
14572 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14574 2008-04-25 Jan Hubicka <jh@suse.cz>
14577 * cfgexpand.c (pass_expand): Turn into RTL pass.
14578 * passes.c (execute_one_pass): Do pass typechecking after execution.
14579 * tree-pass.h (pass_expand): Turn into RTL pass.
14581 * function.h (struct rtl_data): Move here fields
14582 accesses_prior_frames, calls_eh_return, saves_all_registers,
14583 has_nonlocal_goto, has_asm_statement, is_thunk,
14584 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14585 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14586 arg_pointer_save_area_init from struct function; turn into bool.
14587 (struct function): Move
14588 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14589 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14590 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14591 tail_call_emit, arg_pointer_save_area_init
14592 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14593 (current_function_returns_struct, current_function_returns_pcc_struct,
14594 current_function_calls_setjmp, current_function_calls_alloca,
14595 current_function_accesses_prior_frames,
14596 current_function_calls_eh_return, current_function_is_thunk,
14597 current_function_stdarg, current_function_profile,
14598 current_function_limit_stack, current_function_uses_pic_offset_table,
14599 current_function_uses_const_pool, current_function_has_nonlocal_label,
14600 current_function_saves_all_registers,
14601 current_function_has_nonlocal_goto,
14602 current_function_has_asm_statement): Remove accesor macros.
14603 * ra-conflict.c (global_conflicts): Update.
14604 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14605 (suitable_for_tail_call_opt_p): Update.
14606 * builtins.c (expand_builtin_return_addr): Update.
14607 (expand_builtin_setjmp_setup): Update.
14608 (expand_builtin_nonlocal_goto): Update.
14609 * final.c (final_start_function): Update.
14610 (profile_function): Update.
14611 (leaf_function_p): Update.
14612 (only_leaf_regs_used): Update.
14613 * df-scan.c (df_get_exit_block_use_set): Update.
14614 * dojump.c (clear_pending_stack_adjust): Update.
14615 * tree-stdarg.c (gate_optimize_stdarg): Update.
14616 * gimple-low.c (lower_function_body): Update.
14617 * global.c (compute_regsets): Update.
14618 (global_alloc): Update.
14619 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14620 * expr.c (expand_assignment): Update.
14621 * dse.c (dse_step0): Update.
14622 (dse_step1): Update.
14623 * c-decl.c (store_parm_decls): Update.
14624 * local-alloc.c (combine_regs): Update.
14625 (find_free_reg): Update.
14626 * function.c (assign_parms_augmented_arg_list): Update.
14627 (assign_parm_find_data_types): Update.
14628 (assign_parms): Update.
14629 (allocate_struct_function): Update.
14630 (expand_function_start): Update.
14631 (expand_function_end): Update.
14632 (get_arg_pointer_save_area): Update.
14633 (thread_prologue_and_epilogue_insns): Update.
14634 (rest_of_match_asm_constraints): Update.
14635 * stor-layout.c (variable_size): Update.
14636 * gcse.c (gcse_main): Update.
14637 (bypass_jumps): Update.
14638 * gimplify.c (gimplify_function_tree): Update.
14639 * calls.c (emit_call_1): Update.
14640 (expand_call): Update.
14641 * bt-load.c (compute_defs_uses_and_gen): Update.
14642 * except.c (sjlj_assign_call_site_values): Update.
14643 (sjlj_emit_function_enter): Update.
14644 (can_throw_external): Update.
14645 (set_nothrow_function_flags): Update.
14646 (expand_builtin_unwind_init): Update.
14647 (expand_eh_return): Update.
14648 (convert_to_eh_region_ranges): Update.
14649 (output_function_exception_table): Update.
14650 * emit-rtl.c (gen_tmp_stack_mem): Update.
14651 * cfgexpand.c (expand_used_vars): Update.
14652 (tree_expand_cfg): Update.
14653 * cfgcleanup.c (rest_of_handle_jump): Update.
14654 * explow.c (allocate_dynamic_stack_space): Update.
14655 * varasm.c (assemble_start_function): Update.
14656 (force_const_mem): Update.
14657 (mark_constant_pool): Update.
14658 * tree-optimize.c (tree_rest_of_compilation): Update.
14659 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14660 * tree-cfg.c (notice_special_calls): Update.
14661 (is_ctrl_altering_stmt): Update.
14662 (tree_can_make_abnormal_goto): Update.
14663 (tree_purge_dead_abnormal_call_edges): Update.
14664 * config/alpha/predicates.md: Update.
14665 * config/alpha/alpha.c (alpha_sa_mask): Update.
14666 (alpha_sa_size): Update.
14667 (alpha_does_function_need_gp): Update.
14668 (alpha_expand_prologue): Update.
14669 (alpha_start_function): Update.
14670 (alpha_output_function_end_prologue): Update.
14671 (alpha_expand_epilogue): Update.
14672 * config/frv/frv.c (frv_stack_info): Update.
14673 (frv_expand_epilogue): Update.
14674 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14675 (s390_register_info): Update.
14676 (s390_frame_info): Update.
14677 (s390_init_frame_layout): Update.
14678 (s390_can_eliminate): Update.
14679 (save_gprs): Update.
14680 * config/spu/spu.c (spu_split_immediate): Update.
14681 (need_to_save_reg): Update.
14682 (spu_expand_prologue): Update.
14683 (spu_expand_epilogue): Update.
14684 * config/sparc/sparc.md: Update.
14685 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14686 (sparc_tls_got): Update.
14687 (legitimize_pic_address): Update.
14688 (sparc_emit_call_insn): Update.
14689 (sparc_expand_prologue): Update.
14690 (output_return): Update.
14691 (print_operand): Update.
14692 (sparc_function_ok_for_sibcall): Update.
14693 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14694 * config/m32r/m32r.md: Update.
14695 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14696 (m32r_compute_frame_size): Update.
14697 (m32r_expand_prologue): Update.
14698 (m32r_expand_epilogue): Update.
14699 (m32r_legitimize_pic_address): Update.
14700 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14701 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14702 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14703 (gen_push): Update.
14704 (ix86_save_reg): Update.
14705 (ix86_compute_frame_layout): Update.
14706 (ix86_expand_prologue): Update.
14707 (ix86_expand_epilogue): Update.
14708 * config/sh/sh.c (output_stack_adjust): Update.
14709 (calc_live_regs): Update.
14710 (sh5_schedule_saves): Update.
14711 (sh_expand_prologue): Update.
14712 (sh_expand_epilogue): Update.
14713 (sh_setup_incoming_varargs): Update.
14714 (sh_allocate_initial_value): Update.
14715 (sh_get_pr_initial_val): Update.
14716 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14717 * config/sh/sh.md (label:): Update.
14718 * config/avr/avr.c (out_movhi_mr_r): Update.
14719 * config/crx/crx.h (enum): Update.
14720 * config/xtensa/xtensa.h (along): Update.
14721 * config/stormy16/stormy16.c Update.
14722 (xstormy16_compute_stack_layout): Update.
14723 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14724 (fr30_expand_prologue): Update.
14725 * config/cris/cris.c (cris_conditional_register_usage): Update.
14726 (cris_reg_saved_in_regsave_area): Update.
14727 (cris_initial_frame_pointer_offset): Update.
14728 (cris_simple_epilogue): Update.
14729 (cris_expand_prologue): Update.
14730 (cris_expand_epilogue): Update.
14731 (cris_expand_pic_call_address): Update.
14732 (cris_asm_output_symbol_ref): Update.
14733 (cris_asm_output_label_ref): Update.
14734 * config/cris/cris.md Update.
14735 * config/iq2000/iq2000.c (compute_frame_size): Update.
14736 (iq2000_expand_epilogue): Update.
14737 * config/mt/mt.h (save_direction): Update.
14738 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14739 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14740 (ia64_secondary_reload_class): Update.
14741 * config/m68k/m68k.c (m68k_save_reg): Update.
14742 (m68k_expand_prologue): Update.
14743 (m68k_expand_epilogue): Update.
14744 (legitimize_pic_address): Update.
14745 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14746 (first_reg_to_save): Update.
14747 (first_altivec_reg_to_save): Update.
14748 (compute_vrsave_mask): Update.
14749 (compute_save_world_info): Update.
14750 (rs6000_stack_info): Update.
14751 (spe_func_has_64bit_regs_p): Update.
14752 (rs6000_ra_ever_killed): Update.
14753 (rs6000_emit_eh_reg_restore): Update.
14754 (rs6000_emit_allocate_stack): Update.
14755 (rs6000_emit_prologue): Update.
14756 (rs6000_emit_epilogue): Update.
14757 (rs6000_output_function_epilogue): Update.
14758 (output_profile_hook): Update.
14759 (rs6000_elf_declare_function_name): Update.
14760 * config/rs6000/rs6000.h (rs6000_args): Update.
14761 * config/rs6000/rs6000.md: Update.
14762 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14763 * config/arc/arc.c (arc_output_function_epilogue): Update.
14764 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14765 * config/darwin.c (machopic_function_base_name): Update.
14766 * config/score/score3.c (score3_compute_frame_size): Update.
14769 (score3_epilogue): Update.
14770 * config/score/score7.c (score7_compute_frame_size): Update.
14771 (score7_prologue): Update.
14772 (score7_epilogue): Update.
14773 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14774 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14775 * config/arm/arm.c (use_return_insn): Update.
14776 (require_pic_register): Update.
14777 (arm_load_pic_register): Update.
14778 (arm_compute_save_reg0_reg12_mask): Update.
14779 (arm_compute_save_reg_mask): Update.
14780 (thumb1_compute_save_reg_mask): Update.
14781 (output_return_instruction): Update.
14782 (arm_output_function_prologue): Update.
14783 (arm_output_epilogue): Update.
14784 (arm_get_frame_offsets): Update.
14785 (arm_expand_prologue): Update.
14786 (thumb_pushpop): Update.
14787 (thumb_exit): Update.
14788 (thumb1_expand_prologue): Update.
14789 (thumb1_expand_epilogue): Update.
14790 (arm_unwind_emit): Update.
14791 (arm_output_fn_unwind): Update.
14792 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14793 * config/arm/arm.md: Update.
14794 * config/pa/pa.md: Update.
14795 * config/pa/pa.c (legitimize_pic_address): Update.
14796 (compute_frame_size): Update.
14797 (hppa_expand_prologue): Update.
14798 (hppa_expand_epilogue): Update.
14799 (borx_reg_operand): Update.
14800 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14801 (HARD_REGNO_RENAME_OK): Update.
14802 * config/mips/mips.c (mips_global_pointer): Update.
14803 (mips_save_reg_p): Update.
14804 (mips_compute_frame_info): Update.
14805 (mips_frame_pointer_required): Update.
14806 (mips_expand_prologue): Update.
14807 (mips_expand_epilogue): Update.
14808 (mips_can_use_return_insn): Update.
14809 (mips_reorg_process_insns): Update.
14810 * config/v850/v850.c (compute_register_save_size): Update.
14811 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14812 * config/mmix/mmix.c (along): Update.
14813 (mmix_expand_epilogue): Update.
14814 * config/bfin/bfin.c (legitimize_pic_address): Update.
14815 (must_save_p): Update.
14816 (stack_frame_needed_p): Update.
14817 (add_to_reg): Update.
14818 (bfin_expand_prologue): Update.
14819 * stmt.c (expand_asm_operands): Update.
14820 * reload1.c (reload): Update.
14821 (init_elim_table): Update.
14823 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14825 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14827 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14829 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14830 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14831 (mov<mode>): Removed.
14832 (*movv4sf_internal): Likewise.
14833 (*movv2df_internal): Likewise.
14835 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14837 * config.gcc (crx-*-elf): Remove deprecation.
14839 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14841 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14842 __gcc_deregister_frame with atexit.
14843 (deregister_frame_dtor): Remove.
14845 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14846 Nathan Sidwell <nathan@codesourcery.com>
14848 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14850 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14851 (rs6000_isel): Likewise.
14852 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14853 (rs6000_isel): New variable.
14854 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14856 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14859 * c-common.c (handle_vector_size_attribute): Call
14860 lang_hooks.types.reconstruct_complex_type instead of
14861 reconstruct_complex_type.
14862 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14863 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14864 * langhooks.h (struct lang_hooks_for_types): Add
14865 reconstruct_complex_type hook.
14866 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14867 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14869 2008-04-24 Richard Guenther <rguenther@suse.de>
14871 * c-common.h (check_builtin_function_arguments): Declare.
14872 * c-common.c (validate_nargs): New function.
14873 (check_builtin_function_arguments): Likewise.
14874 * c-typeck.c (build_function_call): Call
14875 check_builtin_function_arguments.
14876 * builtins.c (fold_builtin_classify): Remove error reporting code.
14877 (fold_builtin_unordered_cmp): Likewise.
14878 (fold_builtin_1): Likewise.
14879 (fold_builtin_n): Likewise.
14881 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14883 PR tree-optimization/36008
14884 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14885 the original op1, rather than delta by step.
14887 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14888 Sebastian Pop <sebastian.pop@amd.com>
14890 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14891 eliminate_local_variables_stmt, eliminate_local_variables,
14892 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14893 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14894 of code delimited by two edges in the CFG.
14895 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14896 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14897 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14898 the case of parallelisation of reductions.
14899 (expr_invariant_in_region_p): New.
14901 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14902 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14904 2008-04-24 Ira Rosen <irar@il.ibm.com>
14905 Richard Guenther <rguenther@suse.de>
14907 PR tree-optimization/36034
14908 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14909 incapable of dealing with loads with gaps.
14911 2008-04-24 Rafael Espindola <espindola@google.com>
14913 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14914 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14915 vrp_evaluate_conditional.
14916 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14917 (vrp_evaluate_conditional): Split the cond argument.
14918 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14919 (simplify_stmt_for_jump_threading): Update call to
14920 vrp_evaluate_conditional.
14922 2008-04-24 Ira Rosen <irar@il.ibm.com>
14924 PR tree-optimization/35982
14925 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14926 interleaved data-refs are of the same type.
14928 2008-04-24 Danny Smith <dannysmith@users.net>
14930 * c-format.c (check_format_info_main): Use strncmp rather than a
14931 magic prefix to handle multichar length specs.
14932 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14933 Don't prefix "I64" and "I32" with '\0'.
14935 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14938 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14939 in registers for -m32 only if stdarg_p (fntype).
14941 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14943 PR rtl-optimization/36006
14944 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14945 temp to op0 in order to avoid invalid rtx sharing.
14947 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14949 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14950 check TREE_INVARIANT.
14951 * tree-gimple.c (is_gimple_address): New.
14952 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14953 * tree-gimple.h (is_gimple_address): New.
14954 * tree.h (decl_address_invariant_p): New.
14955 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14956 (build_string): Likewise.
14957 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14958 (tree_invariant_p_1): Likewise.
14959 (save_expr): Use it.
14960 (tree_invariant_p): New.
14961 (skip_simple_arithmetic): Use it.
14962 (stabilize_reference_1): Use it.
14963 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14965 (build1_stat): Drop code to compute TREE_INVARIANT.
14966 (build2_stat): Drop code to compute TREE_INVARIANT.
14967 (build3_stat): Drop code to compute TREE_INVARIANT.
14968 (build4_stat): Drop code to compute TREE_INVARIANT.
14969 (build5_stat): Drop code to compute TREE_INVARIANT.
14970 (build7_stat): Drop code to compute TREE_INVARIANT.
14971 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14972 * tree.h (struct tree_base): Remove invariant_flag.
14973 (TREE_INVARIANT): Remove.
14974 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14975 (fold_builtin_expect): Check TREE_CONSTANT.
14976 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14977 * c-tree.h (c_expr_to_decl): Drop third parameter.
14978 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14979 (build_c_cast): Don't set TREE_INVARIANT.
14980 (pop_init_level): Don't set TREE_INVARIANT.
14981 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14982 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14984 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14985 (gimplify_addr_expr): Adjust comment.
14986 * tree-mudflap.c (mf_build_string):
14987 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14988 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14989 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14990 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14991 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14992 * langhooks.h (struct lang_hooks): Drop third parameter from
14995 2008-04-23 Richard Guenther <rguenther@suse.de>
14997 PR tree-optimization/27799
14998 PR tree-optimization/32921
14999 PR tree-optimization/32624
15000 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15001 SMTs aliases and the tag itself into the solution.
15002 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15003 merge the points-to solution back into the SMT aliases.
15004 (may_alias_p): Use alias_set_subset_of instead of
15005 aliases_conflict_p. A pointer which points to
15006 memory with alias set zero may access any variable.
15008 2008-04-23 Richard Guenther <rguenther@suse.de>
15010 * alias.c (alias_set_subset_of): Correctly handle asking
15011 if zero is a subset of an alias set with zero child.
15012 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15013 (compute_flow_insensitive_aliasing): Correctly walk all
15014 pointers. Do not unnecessarily union sets.
15016 2008-04-23 Richard Guenther <rguenther@suse.de>
15018 PR middle-end/36021
15019 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15021 2008-04-22 Tomas Bily <tbily@suse.cz>
15023 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15025 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15027 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15028 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15029 * tree-inline.c (estimate_num_insns_1): Likewise.
15030 * varasm.c (const_hash_1, compare_constant, copy_constant)
15031 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15032 * emit-rtl.c (component_ref_for_mem_expr)
15033 (set_mem_attributes_minus_bitpos): Likewise.
15034 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15035 (is_aligning_offset): Likewise.
15036 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15037 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15038 * dojump.c (do_jump): Likewise.
15039 * builtins.c (get_pointer_alignment, get_memory_rtx)
15040 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15041 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15043 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15045 PR rtl-optimization/36017
15046 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15047 expanding the library call.
15049 2008-04-22 Ian Lance Taylor <iant@google.com>
15051 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15052 than size_in_bytes.
15054 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15056 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15057 of LR/CTR moves for Power6.
15059 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15061 PR middle-end/36003
15062 * passes.c (init_optimization_passes): Remove
15063 pass_fast_rtl_byte_dce.
15065 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15068 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15069 builtin functions to generate faster code.
15070 (_mm_cvtpu16_ps): Ditto.
15071 (_mm_cvtpi32x2_ps): Ditto.
15073 2008-04-22 Nick Clifton <nickc@redhat.com>
15075 * common.opt (ftree-loop-distribution): Add Optimization
15078 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15079 (frv_expand_builtin_va_start): Likewise.
15081 * config/arm/arm.c (thumb_find_work_register): Fix location of
15082 argument register count.
15084 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15086 Support scheduling for ColdFire V1 and V3 microarchitecture.
15087 Improve scheduling of multiplication instructions.
15089 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15090 (mac): New instruction attribute.
15091 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15092 (m68k_sched_mac): New variable.
15093 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15094 Handle cfv1 and cfv3.
15095 (max_insn_size): New static variable.
15096 (struct _sched_ib): New type.
15097 (sched_ib): New static variable.
15098 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15099 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15100 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15102 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15103 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15104 new variables. Update.
15105 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15106 Add modeling of cfv3 instruction buffer. Update.
15107 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15108 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15109 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15110 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15111 a particular reservation applies to.
15112 (type2): Reorganize attribute values. Rename alu to alu_reg,
15113 alu_l to alu, move_l to omove. Join move to alu. Split mul
15114 to mul_l and mul_w.
15115 (cf_ib_*): Simplify description of instruction buffer.
15116 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15117 (cf_mem): Split into cf_mem1 and cf_mem2.
15118 (cf_v2_move_??): Rename to cfv12_alu_??.
15119 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15120 (cf_v2_mul_??): Remove reservations.
15121 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15122 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15123 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15125 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15126 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15127 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15128 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15129 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15130 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15131 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15132 expansions of the above reservations for instructions of sizes
15135 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15137 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15139 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15141 * coverage.c: Include tree-pass.h.
15142 (coverage_counter_alloc): Print da_file_name to the dump file.
15144 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15146 * sbitmap.c (sbitmap_range_empty_p): New function.
15147 * sbitmap.h (sbitmap_range_empty_p): New function.
15148 * bitmap.h: Now includes obstack.h.
15150 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15151 Kenneth Zadeck <zadeck@naturalbridge.com>
15153 * dbgcnt.def (ra_byte_scan): Added.
15154 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15155 when the last hit happens for a counter.
15156 * timevar.def (TV_DF_BYTE_LR): New variable.
15157 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15158 * passes.c (pass_fast_rtl_byte_dce): New pass.
15159 * fwprop.c (update_df): Added mode to call df_ref_create.
15160 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15161 DF_REF_EXTRACT_OFFSET.
15162 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15163 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15165 (df_ref_extract): Added mode field.
15166 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15167 DF_REF_EXTRACT_OFFSET.
15168 (DF_REF_EXTRACT_MODE): New macro.
15169 (df_byte_lr_bb_info): New structure.
15170 (df_print_byte_regset, df_compute_accessed_bytes,
15171 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15172 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15173 df_byte_lr_simulate_uses,
15174 df_byte_lr_simulate_artificial_refs_at_top,
15175 df_byte_lr_simulate_artificial_refs_at_end,
15176 df_compute_accessed_bytes): New function.
15177 (df_ref_create): Add parameter.
15178 (df_byte_lr_get_bb_info): New inline function.
15179 * df-scan.c (df_ref_record, df_uses_record,
15180 df_ref_create_structure): Added mode parameter.
15181 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15182 df_defs_record, df_uses_record, df_get_conditional_uses,
15183 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15184 df_entry_block_defs_collect, df_exit_block_uses_collect):
15185 Added mode parameter to calls to df_ref_record, df_uses_record,
15186 df_ref_create_structure.
15187 (df_ref_equal_p, df_ref_compare): Added test for modes.
15188 (df_ref_create_structure): Added code to set mode. Renamed
15189 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15190 DF_REF_EXTRACT_OFFSET.
15191 * df-core.c (df_print_byte_regset): New function.
15192 * df-byte-scan.c: New file.
15193 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15194 calls to BITMAP_FREE.
15195 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15196 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15197 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15198 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15199 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15200 df_byte_lr_local_compute, df_byte_lr_init,
15201 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15202 df_byte_lr_transfer_function, df_byte_lr_free,
15203 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15204 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15205 df_byte_lr_simulate_uses,
15206 df_byte_lr_simulate_artificial_refs_at_top,
15207 df_byte_lr_simulate_artificial_refs_at_end): New function.
15208 * dce.c (byte_dce_process_block): New function.
15209 (dce_process_block): au is now passed in rather than computed
15210 locally. Changed loops that look at artificial defs to not look
15211 for conditional or partial ones, because there never are any.
15212 (fast_dce): Now is able to drive byte_dce_process_block or
15213 dce_process_block depending on the kind of dce being done.
15214 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15215 (rest_of_handle_fast_byte_dce): New function.
15216 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15217 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15219 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15222 * gcc.h: Added fortran options that take arguments to
15223 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15226 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15228 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15229 scalarization if on the LHS and not a full access.
15231 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15233 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15235 2008-04-18 Rafael Espindola <espindola@google.com>
15237 * tree-vrp.c (find_case_label_index): Fix the binary search.
15238 (find_case_label_range): New.
15239 (vrp_visit_switch_stmt): Use find_case_label_range.
15240 (simplify_switch_using_ranges): Use find_case_label_range.
15242 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15244 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15245 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15247 2008-04-18 Tom Tromey <tromey@redhat.com>
15250 * doc/cpp.texi (Implementation-defined behavior): Mention
15253 2008-04-18 Ian Lance Taylor <iant@google.com>
15255 * fold-const.c (pointer_may_wrap_p): New static function.
15256 (fold_comparison): Add another test for pointer overflow. Use
15257 pointer_may_wrap_p to disable some false positives.
15259 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15261 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15262 (fname_as_string): Match updated cpp_interpret_string prototype.
15263 (fix_string_type): Support char16_t* and char32_t*.
15264 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15265 derivative) nodes. Register as builtin if C++0x.
15266 (c_parse_error): Support CPP_CHAR{16,32}.
15267 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15268 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15269 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15270 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15271 CTI_CHAR32_ARRAY_TYPE>: New elements.
15272 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15273 char32_type_node, signed_char32_type_node, char16_array_type_node,
15274 char32_array_type_node): New defines.
15275 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15276 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15277 (lex_string): Support CPP_STRING{16,32}, match updated
15278 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15279 (lex_charconst): Support CPP_CHAR{16,32}.
15280 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15281 and CPP_STRING{16,32}.
15283 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15286 * aclocal.m4: Regenerate.
15287 * configure: Regenerate.
15289 2008-04-18 Jan Hubicka <jh@suse.cz>
15291 * except.c (dw2_size_of_call_site_table,
15292 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15294 * cgraphbuild.c (build_cgraph_edges): Update.
15295 * tree-pass.h: Update comment.
15296 * final.c (leaf_function_p): Update.
15297 (leaf_renumber_regs): Update.
15298 (rest_of_clean_state): Update.
15299 * omp-low.c (expand_omp_parallel): Update.
15300 * ipa-reference.c (analyze_function): Update.
15301 * reorg.c (find_end_label): Update.
15302 (optimize_skip): Update.
15303 (fill_simple_delay_slots): Update.
15304 (fill_simple_delay_slots): Update.
15305 (make_return_insns): Update.
15306 (dbr_schedule): Update.
15307 * gimple-low.c (record_vars_into): Update.
15308 * cfgbuild.c (make_edges): Update.
15309 * function.c (assign_stack_local): Update.
15310 (assign_parm_adjust_stack_rtl): Update.
15311 (locate_and_pad_parm): Update.
15312 (allocate_struct_function): Do not initialize stack_alignment_needed
15313 and preferred_stack_boundary here.
15314 (stack_protect_prologue): Update.
15315 (stack_protect_epilogue): Update.
15316 (expand_function_start): Initialize stack_alignment_needed,
15317 preferred_stack_boundary and max_jumptable_ents.
15318 (expand_function_end): Update.
15319 (free_after_compilation): Do not NULLify epilogue_delay_list.
15320 * function.h (struct rtl_data): Add stack_protect_guard,
15321 stack_alignment_needed,
15322 preferred_stack_boundary, epilogue_delay_list.
15323 (struct function): Remove value_histograms, stack_alignment_needed,
15324 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15326 unexpanded_var_list, stack_protect_guard.
15327 (current_function_epilogue_delay_list): Remove.
15328 * ipa-type-escape.c (analyze_function): Update.
15329 * gimplify.c (pop_gimplify_context): Update comment.
15330 * calls.c (expand_call): Update.
15331 (emit_library_call_value_1): Update.
15332 * except.c (set_nothrow_function_flags): Update.
15333 * cfgexpand.c (get_decl_align_unit): Update.
15334 (create_stack_guard): Update.
15335 (estimated_stack_frame_size): Update.
15336 (expand_used_vars): Update.
15337 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15338 * explow.c (allocate_dynamic_stack_space): Update.
15339 * tree-ssa-live.c (remove_unused_locals): Update.
15340 * varasm.c (mark_constant_pool): Update.
15341 * tree-inline.c (remap_decls): Update.
15342 (initialize_cfun): Update.
15343 (declare_return_variable): Update.
15344 (inline_forbidden_p): Update.
15345 (expand_call_inline): Update.
15346 (declare_inline_vars): Update.
15347 (tree_function_versioning): Update.
15348 * tree-flow.h (value_histograms): New.
15349 (VALUE_HISTOGRAMS): New macro.
15350 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15352 * tree-cfg.c (set_bb_for_stmt): Update.
15353 (replace_by_duplicate_decl): Update.
15354 (move_block_to_fn): Update.
15355 (new_label_mapper): Update.
15356 (dump_function_to_file): Update.
15357 * ipa-struct-reorg.c (build_data_structure): Update.
15358 * cfgrtl.c (print_rtl_with_bb): Update.
15359 * reload1.c (reload): Update.
15361 * config/i386/i386.c (setup_incoming_varargs_64,
15362 ix86_compute_frame_layout): Update.
15363 * config/arc/arc.c (arc_output_function_epilogue): Update.
15365 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15367 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15368 for FreeBSD as well.
15369 * gthr-posix95.h: Likewise.
15371 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15373 PR rtl-optimization/35838
15374 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15375 out the byte offset of the first subreg.
15377 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15379 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15380 to split_ti instead of three separate calls with single member arrays.
15381 (subti3 splitter): Ditto.
15382 (adddi3 splitter): Ditto with split_di.
15383 (subdi3 splitter): Ditto.
15384 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15385 two separate calls with single member arrays. Swap match_dup
15386 operands 1 and 2 to better fit into the array.
15387 (negdi2 splitter): Ditto with split_di.
15388 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15389 two separate calls with single member arrays. Swap match_dup operands
15390 6 and 7 to better fit into the array.
15392 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15394 * config/i386/i386.c (sse_builtin_type): New.
15395 (bdesc_sse_args): Likewise.
15396 (bdesc_sse_3arg): Removed.
15397 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15398 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15399 IX86_BUILTIN_ROUNDPS.
15400 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15401 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15402 IX86_BUILTIN_ROUNDPS.
15403 (ix86_expand_sse_4_operands_builtin): Removed.
15404 (ix86_expand_sse_operands_builtin): New.
15405 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15406 and CODE_FOR_sse4_1_roundps.
15407 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15408 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15410 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15413 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15414 regs before frame pop when needed. If use_backchain_to_restore_sp
15415 then load backchain into a temp reg to restore vr and vrsave. Add
15416 code to restore vr after frame pop if possible.
15418 2008-04-17 Richard Guenther <rguenther@suse.de>
15420 * tree-vn.c (expressions_equal_p): Do not check type
15421 equality or compatibility before calling operand_equal_p.
15422 * fold-const.c (operand_equal_p): Check equivalence of
15423 integer constants before bailing out due to signedness or
15424 precision differences.
15425 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15426 spurious differences in type qualification. Ignore types
15427 for COMPONENT_REFs at all.
15429 2008-04-17 Christian Bruel <christian.bruel@st.com>
15431 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15432 msw_skip comparison.
15434 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15437 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15440 PR tree-optimization/35899
15441 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15442 rather than TREE_OPERAND.
15444 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15447 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15448 temporary registers. Change operand predicate to general_operand.
15449 (remainderxf3): Ditto.
15451 2008-04-16 Richard Guenther <rguenther@suse.de>
15453 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15454 * tree-affine.c (aff_combination_expand): Look through some
15457 2008-04-15 Doug Kwan <dougkwan@google.com>
15459 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15461 * tree-pretty-print.c (dump_generic_node): Ditto.
15462 * final.c (output_addr_const): Ditto.
15463 * dwarf2out.c (output_cfi): Ditto.
15464 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15465 * print-rtl.c (print_rtx): Ditto.
15466 * print-tree.c (print_node_brief, print_node): Ditto.
15467 * c-common.c (match_case_to_enum_1): Ditto.
15468 * sched-vis.c (print_value): Ditto.
15469 * config/i386/i386.c (print_operand): Cast to long unsigned int
15472 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15473 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15474 MS Windows VirtualProtect function.
15476 2008-04-15 Jan Hubicka <jh@suse.cz>
15478 * gengtype.c (write_root): Param_is argument is OK.
15479 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15480 * function.h: Include varray.h
15481 (rtl_eh): New stucture based on except.c one.
15482 (call_site_record): New forward declaration and vector type.
15483 * calls.c (emit_call_1): Do not call
15484 note_current_region_may_contain_throw.
15485 * except.c (eh_status): Remove cur_region, try_region since they are
15487 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15488 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15489 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15490 Remove call_site_data_used, call_site_data_size.
15491 Turn call_site_record into vector in function.h.
15492 (note_current_region_may_contain_throw): Remove.
15493 (get_exception_pointer, get_exception_filter): Do not take struct
15494 function argument; update.
15495 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15496 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15497 build_post_landing_pads, dw2_build_landing_pads,
15498 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15499 sjlj_emit_function_enter, sjlj_emit_function_enter,
15500 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15501 sjlj_build_landing_pads, finish_eh_generation,
15502 remove_exception_handler_label, remove_eh_handler,
15503 maybe_remove_eh_handler, add_reachable_handler,
15504 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15505 add_action_record, collect_one_action_chain, add_call_site,
15506 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15507 sjlj_output_call_site_table, output_function_exception_table,
15508 * except.h (note_current_region_may_contain_throw): Remove
15509 (get_exception_pointer, get_exception_filter): Do not take struct
15511 * Makefile.in (GTFILES): Put varargs before struct function.
15513 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15515 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15516 punt for STRING_CST.
15517 (get_constraint_for): Deal with STRING_CST here instead.
15519 2008-04-15 Richard Guenther <rguenther@suse.de>
15521 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15522 statements in a basic-block with a backward walk. Do not
15523 substitute into dead statements but instead remove those.
15525 2008-04-15 Richard Guenther <rguenther@suse.de>
15527 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15528 to zero, thus disable creation of SFTs.
15530 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15532 * tree-predcom.c (suitable_reference_p): Return false if the
15533 reference can throw.
15535 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15538 * c-decl.c (finish_decl): If extern or static var has variable
15539 size, set TREE_TYPE (decl) to error_mark_node.
15541 2008-04-15 Rafael Espindola <espindola@google.com>
15543 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15546 2008-04-15 Richard Guenther <rguenther@suse.de>
15548 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15549 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15550 (visit_reference_op_load): Do walk vuse-vdef chains on
15551 vn_reference_lookup.
15552 (visit_reference_op_store): But do not here.
15553 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15554 vn_reference_lookup.
15555 (vn_lookup_with_vuses): But do so here.
15557 2008-04-14 Ian Lance Taylor <iant@google.com>
15559 * fold-const.c (fold_overflow_warning): Remove assertion.
15561 2008-04-15 Ben Elliston <bje@au.ibm.com>
15563 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15564 temp1 local variables.
15566 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15569 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15570 ".text.unlikely" section as executable.
15572 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15574 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15575 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15576 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15577 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15578 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15579 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15580 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15582 2008-04-14 Ian Lance Taylor <iant@google.com>
15584 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15585 * fold-const.c (fold_comparison): If appropriate, test
15586 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15587 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15588 reassociating a pointer type.
15589 * doc/invoke.texi (Optimize Options): Document that
15590 -fstrict-overflow applies to pointer wraparound.
15592 2008-04-13 Jan Hubicka <jh@suse.cz>
15594 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15596 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15598 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15599 we are going to "save the world".
15601 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15603 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15604 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15605 operand 0 constraint, not "=".
15607 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15609 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15611 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15613 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15614 of size of positions_needed * CHAR_BIT.
15616 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15618 PR middle-end/35897
15619 * dse.c (store_info): Change positions_needed to unsigned
15621 (lowpart_bitmask): New.
15622 (record_store): Cast to unsigned HOST_WIDE_INT for
15623 positions_needed. Assert width <= size of positions_needed *
15624 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15625 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15626 lowpart_bitmask to set mask.
15628 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15630 * config/bfin/constraints.md: New file.
15631 * config/bfin/bfin.md: Include it.
15632 (adddi3): Use satisfies_constraint functions instead of the old macros.
15633 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15634 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15635 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15636 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15637 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15638 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15639 EXTRA_CONSTRAINT): Delete.
15640 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15641 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15643 * config/bfin/bfin.c: Include "tm-constrs.h".
15644 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15645 Use satisfies_constraint functions instead of the old macros.
15646 * doc/md.texi (Blackfin Constraints): Update file name reference.
15648 2008-04-11 Richard Guenther <rguenther@suse.de>
15650 PR tree-optimization/35869
15651 * tree-vrp.c (execute_vrp): Move switch statement update after
15652 jump threading. Schedule another cfg cleanup run.
15654 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15657 * attribs.c (decl_attributes): Return early on errorneous node.
15659 2008-04-10 Oleg Ryjkov <olegr@google.com>
15661 * tree.h (struct tree_base): Added a new flag default_def_flag.
15662 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15664 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15666 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15668 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15671 * pa.md: Define mode iterator P. Define mode attribute dwc.
15672 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15673 (icacheflush): Likewise.
15674 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15675 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15677 2008-04-11 Ben Elliston <bje@au.ibm.com>
15679 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15681 2008-04-10 Rafael Espindola <espindola@google.com>
15683 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15684 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15685 (extract_range_from_expr): The same.
15687 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15689 * config/mips/mips.md (GPR2): New mode iterator.
15690 (seq): Add comment.
15691 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15692 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15693 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15694 Rewrite these to take two modes, the mode of comparison and the
15695 mode of the destination.
15696 * config/mips/mips.c (mips_expand_scc): Instead of having
15697 paradoxical subreg as destination, expand "narrowing" scc if mode
15698 of comparison is SI and target is requested in DI mode.
15699 (mips_emit_int_order_test): Update comment. Make mode of
15700 comparison match CMP0 rather than TARGET. When creating inverse
15701 target use mode of TARGET.
15703 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15705 * gcov-dump.c (tag_summary): Only print summaries for the first
15706 GCOV_COUNTERS_SUMMABLE counters.
15708 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15710 * config/i386/i386.md (absneg): New code iterator.
15711 (absnegprefix): New code attribute.
15712 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15713 patterns using absneg code iterator.
15714 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15715 using absneg code iterator.
15716 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15717 *neg<mode>2 patterns using absneg code iterator.
15718 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15719 *negextendsfdf2 patterns using absneg code iterator.
15720 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15721 *negextendsfxf2 patterns using absneg code iterator.
15722 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15723 *negextendsfdf2 patterns using absneg code iterator.
15724 * config/i386/sse.md (<code><mode>2): Macroize expander from
15725 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15727 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15729 * config/s390/s390.h: Remove the remains of the recent search
15730 & replace action of current_function_outgoing_args_size.
15732 2008-04-10 Ira Rosen <irar@il.ibm.com>
15734 PR tree-optimization/35821
15735 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15736 NEW_STMT_LIST is not NULL.
15738 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15741 * toplev.c (process_options): Remove -ffunction-sections debugging
15744 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15746 PR middle-end/PR28690
15747 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15748 than gen_rtx_fmt_ee to perform more canonicalizations.
15750 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15753 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15755 2008-04-09 Richard Guenther <rguenther@suse.de>
15757 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15758 (dump_function_to_file): Dump function arguments with types.
15760 2008-04-08 Richard Guenther <rguenther@suse.de>
15762 * fold-const.c (fold_widened_comparison): Do not allow
15763 sign-changes that change the result.
15765 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15768 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15769 kinds of indirect references.
15771 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15773 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15774 GNU Fortran language string.
15776 2008-04-08 Rafael Espindola <espindola@google.com>
15778 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15779 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15780 * tree.h (tree_call_nonnegative_warnv_p): New.
15782 2008-04-08 Jan Hubicka <jh@suse.cz>
15784 * function.c (free_after_compilation): Clear out regno_reg_rtx
15787 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15790 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15792 PR middle-end/PR28690
15793 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15794 same precedence as REG_POINTER and MEM_POINTER operands.
15796 2008-04-08 Richard Guenther <rguenther@suse.de>
15798 PR middle-end/35834
15799 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15800 for adding index to base.
15802 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15804 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15805 (MINGW_ENABLE_EXECUTE_STACK): New.
15806 (IN_LIBGCC2): For libgcc include windows.h file for
15807 function declarations.
15809 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15811 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15812 and tem2 if tem1 is not a REG or MULT.
15814 2008-04-08 Jan Hubicka <jh@suse.cz>
15816 * function.h (incomming_args): Break out of struct function.
15817 (function_subsections): Break out of struct function.
15818 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15819 return_rtx and hard_reg_initial_vals from struct function.
15820 Kill inl_max_label_num.
15821 (current_function_pops_args, current_function_args_info,
15822 current_function_args_size, current_function_args_size,
15823 current_function_pretend_args_size,
15824 current_function_outgoing_args_size,
15825 current_function_internal_arg_pointer, current_function_return_rtx):
15826 Kill compatibility accestor macros.
15827 * builtins.c (expand_builtin_apply_args_1): Update.
15828 (expand_builtin_next_arg): Update.
15829 * df-scan.c (df_get_call_refs): Update.
15830 * dbxout.c (dbxout_function_end): Update.
15831 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15832 (output_line_info): Update.
15833 (secname_for_decl): Update.
15834 (dwarf2out_var_location): Update.
15835 * function.c (free_after_compilation): Update.
15836 (assign_parm_find_stack_rtl): Update.
15837 (assign_parms): Update.
15838 (expand_dummy_function_end): Update.
15839 (expand_function_end): Update.
15840 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15841 (expand_call): Update.
15842 (emit_library_call_value_1): Update.
15843 (store_one_arg): Update.
15844 * varasm.c (initialize_cold_section_name): Update.
15845 (unlikely_text_section): Update.
15846 (unlikely_text_section_p): Update.
15847 (assemble_start_function): Update.
15848 (assemble_end_function): Update.
15849 (default_section_type_flags): Update.
15850 (switch_to_section): Update.
15851 * integrate.c (set_decl_abstract_flags): Update.
15852 (get_hard_reg_initial_val): Update.
15853 (has_hard_reg_initial_val): Update.
15854 (allocate_initial_values): Update.
15855 * resource.c (init_resource_info): Update.
15856 * config/alpha/alpha.c (NUM_ARGS): Update.
15857 (direct_return): Update.
15858 (alpha_va_start): Update.
15859 (alpha_sa_size): Update.
15860 (alpha_initial_elimination_offset): Update.
15861 (alpha_expand_prologue): Update.
15862 (alpha_start_function): Update.
15863 (alpha_expand_epilogue): Update.
15864 (unicosmk_initial_elimination_offset):
15865 * config/alpha/alpha.md (call expander): Update.
15866 * config/s390/s390.c (s390_register_info): Update.
15867 (s390_register_info): Update.
15868 (s390_frame_info): Update.
15869 (s390_initial_elimination_offset): Update.
15870 (s390_build_builtin_va_list): Update.
15871 (s390_va_start): Update.
15872 * config/spu/spu.c (direct_return): Update.
15873 (spu_expand_prologue): Update.
15874 (spu_initial_elimination_offset): Update.
15875 (spu_build_builtin_va_list): Update.
15876 (spu_va_start): Update.
15877 * config/sparc/sparc.c (sparc_init_modes): Update.
15878 (sparc_compute_frame_size): Update.
15879 (function_value): Update.
15880 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15881 * config/i386/i386.md (return expander): Update.
15882 * config/i386/i386.c (ix86_va_start): Update.
15883 (ix86_can_use_return_insn_p): Update.
15884 (ix86_compute_frame_layout): Update.
15885 (ix86_expand_epilogue): Update.
15886 * config/sh/sh.c (output_stack_adjust): Update.
15887 (calc_live_regs): Update.
15888 (sh_expand_prologue): Update.
15889 (sh_builtin_saveregs): Update.
15890 (sh_va_start): Update.
15891 (initial_elimination_offset): Update.
15892 (sh_allocate_initial_value): Update.
15893 (sh_function_ok_for_sibcall): Update.
15894 (sh_get_pr_initial_val): Update.
15895 * config/sh/sh.md (return expander): Update.
15896 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15897 * config/crx/crx.c (crx_compute_frame): UPdate.
15898 (crx_initial_elimination_offset): UPdate.
15899 * config/xtensa/xtensa.c (compute_frame_size): Update
15900 (xtensa_builtin_saveregs): Update.
15901 (xtensa_va_start): Update.
15902 (order_regs_for_local_alloc): Update.
15903 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15904 (xstormy16_expand_builtin_va_start): Update.
15905 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15906 * config/m68hc11/m68hc11.md (return expanders): Update.
15907 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15908 (expand_epilogue): Update.
15909 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15910 (cris_simple_epilogue): Update.
15911 (cris_expand_prologue): Update.
15912 (cris_expand_epilogue): Update.
15913 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15914 (compute_frame_size): Update.
15915 * config/mt/mt.c (mt_compute_frame_size): Update.
15916 * config/mn10300/mn10300.c (expand_prologue): Update.
15917 (expand_epilogue): Update.
15918 (initial_offset): Update.
15919 (mn10300_builtin_saveregs):
15920 * config/mn10300/mn10300.md (return expander): Update.
15921 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15922 (ia64_initial_elimination_offset): Update.
15923 (ia64_initial_elimination_offset): Update.
15924 (ia64_expand_prologue): Update.
15925 * config/m68k/m68k.md (return expander): Update.
15926 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15927 (rs6000_stack_info): Update.
15928 * config/mcore/mcore.c (layout_mcore_frame): Update.
15929 (mcore_expand_prolog): Update.
15930 * config/arc/arc.c (arc_compute_frame_size): Update.
15931 * config/score/score3.c (score3_compute_frame_size): Update.
15932 * config/score/score7.c (score7_compute_frame_size): Update.
15933 * config/arm/arm.c (use_return_insn): Update.
15934 (thumb_find_work_register): Update.
15935 (arm_compute_save_reg_mask): Update.
15936 (arm_output_function_prologue): Update.
15937 (arm_output_epilogue): Update.
15938 (arm_size_return_regs): Update.
15939 (arm_get_frame_offsets): Update.
15940 (arm_expand_prologue): Update.
15941 (thumb_exit): Update.
15942 (thumb_unexpanded_epilogue): Update.
15943 (thumb1_output_function_prologue): Update.
15944 * config/pa/pa.md (return expander): Update.
15945 * config/pa/pa.c (compute_frame_size): Update.
15946 (hppa_builtin_saveregs): Update.
15947 * config/mips/mips.c (mips_va_start): Update.
15948 (mips16_build_function_stub): Update.
15949 (mips_compute_frame_info): Update.
15950 (mips_restore_gp): Update.
15951 (mips_output_function_prologue): Update.
15952 (mips_expand_prologue): Update.
15953 * config/v850/v850.c (compute_frame_size): Update.
15954 (expand_prologue): * config/mmix/mmix.c (along): update.
15955 (mmix_initial_elimination_offset): update.
15956 (mmix_reorg): update.
15957 (mmix_use_simple_return): update.
15958 (mmix_expand_prologue): update.
15959 (mmix_expand_epilogue): Update.
15960 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15961 (emit_link_insn): Update.
15963 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15965 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15966 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15968 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15971 2008-04-07 Jan Hubicka <jh@suse.cz>
15973 * function.h (rtl): Rename to x_rtl.
15974 (crtl): New define.
15975 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15976 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15977 used_temp_slots avail_temp_slots, temp_slot_level,
15978 nonlocal_goto_handler_labels): Update accesstors.
15979 (rtl): New global variable.
15980 (struct function): Move some fileds to rtl_data.
15981 (get_arg_pointer_save_area): Update prototype.
15982 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15983 get_arg_pointer_save_area.
15984 * expr.c (init_expr): Update
15985 * function.c (get_frame_size): Update
15986 (assign_stack_local): Update
15987 (expand_function_end): Update.
15988 (get_art_pointer_save_area): Update
15990 * emit-rtl.c (rtl): Declare.
15991 (regno_reg_rtx): Declare.
15992 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15994 (gen_reg_rtx): Update.
15995 * varasm.c (n_deferred_constatns): Update accestor.
15996 (init_varasm_status): Do not allocate varasm_status.
15997 (force_const_mem, get_pool_size, output_constant_pool): Update.
15998 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15999 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16000 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16001 * sparc/sparc.h (INIT_EXPANDERS): Update.
16002 * ia64/ia64.h (INIT_EXPANDERS): Update.
16004 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16006 * reload.c (push_secondary_reload): Add missing break to for loop.
16008 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16010 PR middle-end/PR28690
16011 * rtlanal.c: Update copyright years.
16012 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16013 as REG_POINTER and MEM_POINTER operands.
16014 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16015 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16016 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16017 * gcse.c: Update copyright years.
16018 (pre_delete): Call gen_reg_rtx_and_attrs.
16019 (hoist_code): Likewise.
16020 (build_store_vectors): Likewise.
16021 (delete_store): Likewise.
16022 * loop-invariant.c (move_invariant_reg): Likewise.
16023 Update copyright years.
16025 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16027 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16028 control string instead of quoted.
16030 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16032 * doc/rtl.texi: Rewrite of subreg section.
16034 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16037 * config/i386/i386.c (legitimize_pic_address): Add treating
16038 of dllimport SYM_REF's.
16039 (legitimize_dllimport_symbol): Add prototype.
16041 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16043 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16044 reference in constructor with non self-referential type.
16046 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16048 Removal of Return with Depressed Stack Pointer support
16049 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16050 (ECF_SP_DEPRESSED): Likewise.
16051 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16052 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16053 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16054 (expand_call): Do not test ECF_SP_DEPRESSED.
16055 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16056 * function.c (keep_stack_depressed): Delete.
16057 (handle_epilogue_set): Likewise.
16058 (update_epilogue_consts): Likewise.
16059 (emit_equiv_load): Likewise.
16060 (thread_prologue_and_epilogue_insns): Remove support for Return with
16061 Depressed Stack Pointer.
16062 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16064 2008-04-06 Richard Guenther <rguenther@suse.de>
16066 PR tree-optimization/35400
16067 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16068 information from SSA_NAMEs.
16070 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16072 * config/avr/avr.h (avr_mega_p): Remove declaration.
16073 (AVR_MEGA): Remove macro.
16074 * config/avr/avr.c (avr_mega_p): Remove variable.
16075 (avr_override_options): Remove inicializion of avr_mega_p.
16076 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16077 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16078 (avr_jump_mode): (Ditto.).
16079 (avr_output_progmem_section_asm_op): (Ditto.).
16080 (avr_asm_init_sections): (Ditto.).
16081 (avr_asm_init_sections): (Ditto.).
16082 (avr_rtx_costs): (Ditto.).
16083 * config/avr/avr.md: (Ditto.).
16084 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16087 2008-04-06 Richard Guenther <rguenther@suse.de>
16089 PR tree-optimization/35842
16090 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16091 is_gimple_invariant_address.
16093 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16095 * gcc.c (default_compilers): Sync Fortran extensions list with
16096 that in fortran/lang-specs.h.
16097 * doc/invoke.texi: Likewise.
16098 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16099 * dwarf2out.c (gen_compile_unit_die): Likewise.
16101 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16103 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16105 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16108 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16109 attribute is used for nested functions.
16111 2008-04-05 Jan Hubicka <jh@suse.cz>
16113 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16115 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16117 (dump_files): Update.
16118 (enable_rtl_dump_file): Do not accept letter argument.
16119 * tree-pass.h (dump_file_info): Remove letter argument.
16120 * toplev.c (decode_d_option): Update -da handling.
16121 * toplev.h (enable_rtl_dump_file): Update prototype.
16122 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16123 it out based on pass type.
16124 (register_dump_files_1): Likewise.
16125 (init_optimization_passes): Update register_one_dump_file calls.
16126 (execute_one_pass): Sanity check that IPA passes are called at IPA
16127 level and RTL passes at RTL level.
16128 (execute_pass_list): IPA pass can not be after or subpass of
16130 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16131 disallov RTL subpasses of IPA subpasses.
16133 2008-04-05 Ben Elliston <bje@au.ibm.com>
16135 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16136 builtins that return exactly once and do not throw. Cache call to
16139 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16141 PR rtl-optimization/34916
16142 PR middle-end/35519
16143 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16144 between instruction pairs.
16146 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16148 * doc/invoke.texi: Document -mbitops for SH.
16149 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16150 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16151 * config/sh/sh.c (print_operand): Add %t operand code.
16152 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16153 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16154 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16155 (extendqihi2): Likewise.
16156 (movqi_i): Likewise.
16157 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16158 (extv): Use bld instruction for SH2A if possible.
16160 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16161 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16162 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16163 (bset.b, bclr.b): Define peepholes.
16164 * config/sh/sh.opt (mbitops): New option.
16166 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16169 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16170 and view convert expression.
16172 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16175 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16177 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16179 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16181 * config/i386/cpuid.h (bit_AES): New.
16182 (bit_PCLMUL): Likewise.
16184 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16185 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16186 SSE2 if AES or PCLMUL is enabled.
16187 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16188 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16189 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16190 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16191 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16192 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16193 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16194 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16195 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16196 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16197 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16198 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16199 __builtin_ia32_aeskeygenassist128 and
16200 __builtin_ia32_pclmulqdq128.
16201 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16202 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16203 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16205 * config/i386/i386.h (TARGET_AES): New.
16206 (TARGET_PCLMUL): Likewise.
16207 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16209 * config/i386/i386.md (UNSPEC_AESENC): New.
16210 (UNSPEC_AESENCLAST): Likewise.
16211 (UNSPEC_AESDEC): Likewise.
16212 (UNSPEC_AESDECLAST): Likewise.
16213 (UNSPEC_AESIMC): Likewise.
16214 (UNSPEC_AESKEYGENASSIST): Likewise.
16215 (UNSPEC_PCLMUL): Likewise.
16217 * config/i386/i386.opt (maes): New.
16218 (mpclmul): Likewise.
16220 * config/i386/sse.md (aesenc): New pattern.
16221 (aesenclast): Likewise.
16222 (aesdec): Likewise.
16223 (aesdeclast): Likewise.
16224 (aesimc): Likewise.
16225 (aeskeygenassist): Likewise.
16226 (pclmulqdq): Likewise.
16228 * config/i386/wmmintrin.h: New.
16230 * doc/extend.texi: Document AES and PCLMUL built-in function.
16232 * doc/invoke.texi: Document -maes and -mpclmul.
16234 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16236 * function.c (free_after_parsing): Replace with
16237 cxx_push_function_context from C++ front-end.
16238 (allocate_struct_function): Don't call langhook.
16239 * langhooks.h (struct lang_hooks_for_functions): Delete.
16240 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16242 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16243 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16244 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16245 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16246 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16247 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16248 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16250 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16251 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16253 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16256 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16259 2008-04-04 Richard Guenther <rguenther@suse.de>
16261 PR middle-end/35823
16262 * fold-const.c (optimize_minmax_comparison): Use the correct
16263 type for the constant in the simplified comparison.
16265 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16267 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16268 Pass L2 size as "--param l2-cache-size" to the compiler.
16269 (decode_l2_cache): New function to decode L2 cache parameters using
16270 0x8000006 extended cpuid function.
16271 (detect_caches_amd): Determine parameters of L2 cache using
16272 decode_l2_caches function.
16273 (decode_caches_intel): Decode L2 cache parameters.
16274 (detect_caches_intel): Determine L2 cache parameters using
16275 decode_caches_intel and decode_l2_caches functions.
16277 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16279 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16280 secondary input reload for subword loads from the constant pool.
16282 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16285 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16286 constants of the appropriate size for runtime calculations.
16289 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16290 decimal-float literal constant zero.
16292 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16295 * c-parser.c (c_parser_omp_atomic): Call
16296 default_function_array_conversion on the RHS.
16298 PR middle-end/35818
16299 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16300 call is_variable_sized if decl has incomplete type.
16302 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16304 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16306 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16308 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16310 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16311 (sgt<u>): Merge sgt and sgtu into new expander.
16312 (sgt, sgtu): Remove expanders.
16313 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16314 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16315 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16316 *sgtu_<mode>_mips16 into new pattern.
16317 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16318 (sge<u>): Merge sge and sgeu into new expander.
16319 (sge, sgeu): Remove expanders.
16320 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16322 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16323 (slt<u>): Merge slt and sltu into new expander.
16324 (slt, sltu): Remove expanders.
16325 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16326 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16327 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16328 *sltu_<mode>_mips16 into new pattern.
16329 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16330 (sle<u>): Merge sle and sleu into new expander.
16331 (sle, sleu): Remove expanders.
16332 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16333 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16334 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16335 *sleu_<mode>_mips16 into new pattern.
16336 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16338 2008-04-03 Jan Hubicka <jh@suse.cz>
16340 PR tree-optimization/35795
16341 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16342 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16343 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16344 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16345 * score/score3.c (score3_output_mi_thunk): Likewise.
16346 * score/score7.c (score7_output_mi_thunk): Likewise.
16347 * mips/mips.c (mips_output_mi_thunk): Likewise.
16349 2008-04-03 Richard Guenther <rguenther@suse.de>
16351 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16352 conversions. Simplify code.
16354 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16356 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16358 2008-04-03 Tom Tromey <tromey@redhat.com>
16359 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16361 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16362 * config/bfin/t-bfin-linux (generated_files): Add
16363 linux-sysroot-suffix.h.
16364 * doc/install.texi (Prerequisites): Require make 3.80.
16365 * doc/sourcebuild.texi (Front End Directory): Document new
16367 * Makefile.in (generated_files): New variable.
16368 (ALL_HOST_OBJS): New variable.
16369 ($(ALL_HOST_OBJS)): New target.
16371 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16373 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16374 (remap_block): Call id->transform_lang_insert_block instead
16376 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16377 Set id.transform_lang_insert_block to NULL.
16378 (clone_body): Move to cp/optimize.c
16379 * tree-inline.h (struct copy_body_data): Change
16380 transform_lang_insert_block to function pointer.
16381 (copy_generic_body, copy_decl_no_change): Export.
16382 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16383 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16384 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16386 * c-tree.h (insert_block): Kill.
16387 * c-decl.c (insert_block): Kill.
16389 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16391 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16392 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16393 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16395 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16396 argument, call {push,pop}_function_context from here.
16397 * c-parser.c: Use c_{push,pop}_function_context.
16399 * function.c (push_function_context_to): Move meat ...
16400 (push_function_context): ... here. Simplify.
16401 * function.c (pop_function_context_from): Move meat ...
16402 (pop_function_context): ... here. Simplify.
16403 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16405 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16406 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16407 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16408 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16410 2008-04-03 Ben Elliston <bje@au.ibm.com>
16412 * expmed.c (extract_force_align_mem_bit_field): Remove.
16414 2008-04-03 Richard Guenther <rguenther@suse.de>
16416 PR middle-end/35800
16417 * expr.h (try_casesi): Adjust prototype.
16418 * expr.c (try_casesi): Take fallback label as extra parameter.
16419 Use that for gen_casesi if default_label is NULL.
16420 * stmt.c (expand_case): Pass fallback label to try_casesi,
16421 make sure to fill gaps with a fallback label if default_label
16424 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16427 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16429 2008-04-03 Ben Elliston <bje@au.ibm.com>
16431 * expmed.c (extract_split_bit_field): Remove if (0) code.
16432 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16433 (do_ds_constraint): Likewise.
16435 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16437 * doc/cppopts.texi (-dU): Document.
16438 * c-common.h (flag_dump_macros): Update comment.
16439 * c-opts.c (handle_OPT_d): Handle -dU.
16440 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16441 dump_queued_macros, cb_used_define, cb_used_undef): New.
16442 (init_pp_output): Handle -dU.
16443 (cb_line_change): Call dump_queued_macros.
16444 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16446 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16448 * config/avr/predicates.md (io_address_operand): New predicate.
16449 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16450 * config/avr/avr.c (avr_io_address_p): Remove function.
16451 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16452 'avr_io_address_p' function.
16453 (out_movhi_r_mr): (Ditto.).
16454 (out_movqi_mr_r): (Ditto.).
16455 (out_movhi_mr_r): (Ditto.).
16456 (avr_address_cost): (Ditto.).
16458 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16460 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16461 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16462 in 32bit mode when XMM registers are available to avoid store
16464 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16465 corresponding post-reload splitters.
16467 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16469 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16470 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16471 __builtin_ia32_roundss.
16472 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16473 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16474 __builtin_ia32_roundss.
16475 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16476 IX86_BUILTIN_SHUFPD here.
16478 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16480 * config/i386/i386.md (plogic): New.
16481 (plogicprefix): Likewise.
16483 * config/i386/mmx.md (mmx_<code><mode>3): New.
16484 (mmx_and<mode>3): Removed.
16485 (mmx_ior<mode>3): Likewise.
16486 (mmx_xor<mode>3): Likewise.
16488 * config/i386/sse.md (<code><mode>3): New.
16489 (*<code><mode>3): Likewise.
16490 (*<code><mode>3): Likewise.
16491 (<code><mode>3): Likewise.
16492 (*sse_<code><mode>3): Likewise.
16493 (*sse2_<code><mode>3): Likewise.
16494 (<code>tf3): Likewise.
16495 (*<code>tf3): Likewise.
16496 (and<mode>3): Likewise.
16497 (*and<mode>3): Likewise.
16498 (ior<mode>3): Removed.
16499 (*ior<mode>3): Likewise.
16500 (xor<mode>3): Likewise.
16501 (*xor<mode>3): Likewise.
16502 (*and<mode>3): Likewise.
16503 (*ior<mode>3): Likewise.
16504 (*xor<mode>3): Likewise.
16505 (and<mode>3): Likewise.
16506 (*sse_and<mode>3): Likewise.
16507 (*sse2_and<mode>3): Likewise.
16508 (andtf3): Likewise.
16509 (*andtf3): Likewise.
16510 (ior<mode>3): Likewise.
16511 (*sse_ior<mode>3): Likewise.
16512 (*sse2_ior<mode>3): Likewise.
16513 (iortf3): Likewise.
16514 (*iortf3): Likewise.
16515 (xor<mode>3): Likewise.
16516 (*sse_xor<mode>3): Likewise.
16517 (*sse2_xor<mode>3): Likewise.
16518 (xortf3): Likewise.
16519 (*xortf3): Likewise.
16521 2008-04-02 Richard Guenther <rguenther@suse.de>
16523 PR tree-optimization/14495
16524 PR tree-optimization/34793
16525 * tree-vrp.c (struct switch_update): New structure.
16526 (to_remove_edges, to_update_switch_stmts): New VECs.
16527 (simplify_switch_using_ranges): New function. Remove not taken
16528 case labels and edges.
16529 (simplify_stmt_using_ranges): Call it.
16530 (identify_jump_threads): Mark edges we have queued for removal
16531 so we don't thread them.
16532 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16534 * tree-cfg.c (group_case_labels): Deal with missing default label.
16535 (tree_verify_flow_info): Allow missing default label.
16536 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16537 (emit_case_nodes): Likewise.
16538 (expand_case): Do not rely on the default label to be present.
16539 * expr.c (try_casesi): Deal with NULL default_label.
16540 (do_tablejump): Likewise.
16542 2008-04-02 Richard Guenther <rguenther@suse.de>
16544 PR tree-optimization/14495
16545 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16546 SWITCH_EXPR here ...
16547 (vrp_visit_switch_stmt): ... but here (new function).
16548 (find_case_label_index): New helper function.
16549 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16551 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16553 * fwprop.c: Fix ISO-C99ism.
16555 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16558 * Makefile.in (objdir): Set it here.
16559 * configure.ac: Not here. Find dynamic linker characteristics.
16560 * exec-tool.in: Use them.
16561 * aclocal.m4: Regenerate.
16562 * configure: Regenerate.
16564 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16566 * expr.c (expand_var): Delete it.
16567 * expr.h (expand_var): Delete prototype.
16568 * function.c (expand_function_start): Use expand_decl instead.
16569 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16572 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16574 PR rtl-optimization/35542
16575 * fwprop.c (forward_propagate_and_simplify): Replace
16576 loc_reg_mentioned_in_p with reg_mentioned_p.
16578 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16580 PR rtl-optimization/35281
16581 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16582 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16583 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16584 (varying_mem_p): Move above propagate_rtx.
16585 (all_uses_available_at): Do not check MEMs.
16587 2008-04-02 Rafael Espindola <espindola@google.com>
16589 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16590 (register_edge_assert_for_2): Split the cond argument.
16591 (register_edge_assert_for_1): Adjust for the change in
16592 register_edge_assert_for_2.
16593 (register_edge_assert_for): Split the cond argument.
16594 (find_switch_asserts): Adjust for the change in
16595 register_edge_assert_for.
16597 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16599 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16600 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16601 offsets for 64-bit mingw.
16602 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16603 abi for x86_64-pc-mingw.
16605 2008-04-02 Richard Guenther <rguenther@suse.de>
16607 * tree-vrp.c (extract_range_from_assert): Make sure to not
16608 produce range min/max with TREE_OVERFOW set.
16609 If merging a anti-range and a range keep the anti-range if
16610 the range covers all values of the type.
16611 (register_edge_assert_for_2): Only allow sign-changing
16612 conversions in detecting canonical range checks. Also
16613 register an assert for the unsigned name if useful.
16615 PR tree-optimization/35787
16616 * tree-vrp.c (vrp_val_max): New function.
16617 (vrp_val_min): Likewise.
16618 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16619 (vrp_val_is_min): Likewise.
16620 (supports_overflow_infinity): Use vrp_val_{min,max}.
16621 (negative_overflow_infinity): Likewise.
16622 (positive_overflow_infinity): Likewise.
16623 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16624 (is_positive_overflow_infinity): Likewise.
16625 (is_overflow_infinity): Likewise.
16626 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16627 vrp_val_is_{min,max}.
16628 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16629 to ranges if possible. Avoid empty ranges.
16631 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16633 PR middle-end/35705
16634 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16635 the expression is a function address.
16637 2008-04-01 George Helffrich <george@gcc.gnu.org>
16639 PR fortran/35154, fortran/23057
16640 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16641 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16642 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16643 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16645 (dbxout_syms): Check for COMMON-based symbol and wrap in
16646 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16647 in bracket for efficiency.
16649 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16650 using DW_TAG_common_block + member offset.
16651 (add_pubname_string): New function.
16652 (dw_expand_expr): New function to find block name and offset for
16654 (common_check): New function to check whether symbol in Fortran COMMON.
16655 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16657 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16660 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16662 2008-04-02 Ben Elliston <bje@au.ibm.com>
16664 * config/v850/v850.md (casesi): Remove if (0) code.
16665 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16666 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16668 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16670 * config/i386/i386.md (rex64suffix): New mode attribute.
16671 (floathi<mode>2): Disable expander for SSE math.
16672 (*floathi<mode>2_1): New insn insn_and_split pattern.
16673 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16674 corresponding post-reload splitters.
16675 (*floathi<mode>2_i387): New macroized insn pattern.
16676 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16677 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16678 insn_and_split pattern.
16679 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16680 New macroized instruction patterns and corresponding post-reload
16682 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16683 and corresponding post-reload splitters.
16684 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16685 New macroized instruction patterns.
16686 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16687 macroized instruction patterns and corresponding post-reload splitters.
16688 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16689 corresponding post-reload splitters.
16690 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16691 New macroized instruction patterns.
16692 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16693 corresponding post-reload splitters.
16694 (*floatsi<mode>2_i387): New macroized instruction patterns.
16696 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16698 * config/i386/i386.md (smaxmin): New.
16699 (umaxmin): Likewise.
16700 (maxminiprefix): Likewise.
16701 (maxminfprefix): Likewise.
16702 (<code><mode>3): Likewise.
16703 (smin<mode>3): Removed.
16704 (smax<mode>3): Likewise.
16706 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16707 (mmx_<code>v4hi3): Likewise.
16708 (mmx_<code>v8qi3): Likewise.
16709 (mmx_smaxv2sf3): Removed.
16710 (mmx_sminv2sf3): Likewise.
16711 (mmx_umaxv8qi3): Likewise.
16712 (mmx_smaxv4hi3): Likewise.
16713 (mmx_uminv8qi3): Likewise.
16714 (mmx_sminv4hi3): Likewise.
16716 * config/i386/sse.md (<addsub><mode>3): New.
16717 (*<addsub><mode>3): Likewise.
16718 (<sse>_vm<addsub><mode>3): Likewise.
16719 (<maxmin><mode>3): Likewise.
16720 (*<maxmin><mode>3_finite): Likewise.
16721 (*<maxmin><mode>3): Likewise.
16722 (<sse>_vm<maxmin><mode>3): Likewise.
16723 (sse3_h<addsub>v4sf3): Likewise.
16724 (sse3_h<addsub>v2df3): Likewise.
16725 (<maxmin>v16qi3): Likewise.
16726 (*<maxmin>v16qi3): Likewise.
16727 (<maxmin>v8hi3): Likewise.
16728 (*<maxmin>v8hi3): Likewise.
16729 (*sse4_1_<maxmin><mode>3): Likewise.
16730 (*sse4_1_<maxmin><mode>3): Likewise.
16731 (add<mode>3): Removed.
16732 (*add<mode>3): Likewise.
16733 (<sse>_vmadd<mode>3): Likewise.
16734 (sub<mode>3): Likewise.
16735 (*sub<mode>3): Likewise.
16736 (<sse>_vmsub<mode>3): Likewise.
16737 (smin<mode>3): Likewise.
16738 (*smin<mode>3_finite): Likewise.
16739 (*smin<mode>3): Likewise.
16740 (<sse>_vmsmin<mode>3): Likewise.
16741 (smax<mode>3): Likewise.
16742 (*smax<mode>3_finite): Likewise.
16743 (*smax<mode>3): Likewise.
16744 (<sse>_vmsmax<mode>3): Likewise.
16745 (sse3_haddv4sf3): Likewise.
16746 (sse3_haddv2df3): Likewise.
16747 (sse3_hsubv4sf3): Likewise.
16748 (sse3_hsubv2df3): Likewise.
16749 (umaxv16qi3): Likewise.
16750 (*umaxv16qi3): Likewise.
16751 (smaxv8hi3): Likewise.
16752 (*smaxv8hi3): Likewise.
16753 (*sse4_1_smax<mode>3): Likewise.
16754 (*sse4_1_umax<mode>3): Likewise.
16755 (uminv16qi3): Likewise.
16756 (*uminv16qi3): Likewise.
16757 (sminv8hi3): Likewise.
16758 (*sminv8hi3): Likewise.
16759 (*sse4_1_smin<mode>3): Likewise.
16760 (*sse4_1_umin<mode>3): Likewise.
16762 2008-04-01 Rafael Espindola <espindola@google.com>
16764 * tree-cfg.c (verify_expr): remove in_phi.
16765 (verify_stmt): Don't call walk_tree with verify_expr. Use
16766 is_gimple_min_invariant instead of is_gimple_val.
16768 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16770 * doc/include/gpl_v3.texi: Update for manpage generation.
16771 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16773 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16774 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16775 gpl_v3.texi instead of gpl.texi.
16778 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16781 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16783 2008-04-01 Rafael Espindola <espindola@google.com>
16785 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16786 (extract_code_and_val_from_cond): Use
16787 extract_code_and_val_from_cond_with_ops.
16789 2008-04-01 Jan Hubicka <jh@suse.cz>
16791 * function.c (free_after_compilation): Free epilogue_delay_list.
16792 (prepare_function_start): Assert that previous compilation was freed.
16794 2008-04-01 Jan Hubicka <jh@suse.cz>
16795 Jim Wilson <wilson@tuliptree.org>
16796 Andreas Tobler <andreast@gcc.gnu.org>
16798 PR middle-end/35781
16799 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16800 rtl.emit instead cfun->emit.
16801 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16802 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16804 2008-04-01 Ben Elliston <bje@au.ibm.com>
16806 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16808 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16810 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16812 (fprofile-use): Add var flag_profile_use
16813 * coverage.c (coverage_begin_output): Do not open a gcno file for
16814 output only if -ftest-coverage is set.
16815 Do not add getpwd() to gcda file path.
16816 (build_gcov_info): Check the new flag
16817 flag_profile_datafile_relative_path.
16818 (coverage_init): Use profile_data_prefix.
16819 Read profile counter only if flag_profile_use is set.
16820 * opts.c (common_handle_option): New option fprofile-use=,
16821 fprofile-dir=, fprofile-generate=.
16822 * toplev.c (profile_data_prefix): New variable definition.
16823 * toplev.h (profile_data_prefix): New declaration.
16824 * doc/invoke.tex (Option Summary, Optimization Options):
16827 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16829 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16830 use tmp consistently.
16833 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16834 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16835 UNSPEC_FR_RECIP_APPROX_RES.
16836 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16838 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16841 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16843 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16845 PR middle-end/30186
16846 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16847 element of the vector via a pointer.
16849 2008-03-31 Ian Lance Taylor <iant@google.com>
16851 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16853 2008-03-31 Jan Hubicka <jh@suse.cz>
16855 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16856 get_arg_pointer_save_area.
16857 * expr.c (init_expr): Just clear out rtl.expr.
16858 * function.c (free_after_compilation): Clear out whole RTL structure.
16859 (get_func_frame_size): Merge into ...
16860 (get_frame_size): ... this one.
16861 (assign_stack_local_1): Merge into ...
16862 (assign_stack_local): ... this one.
16863 (expand_function_end): Update call of get_arg_pointer_save_area.
16864 (get_art_pointer_save_area): Remove cfun argument.
16865 * function.h (emit_status): regno_pointer_align does not need length
16866 attribute. Move x_regno_reg_rtx to ...
16867 (regno_reg_rtx): ... new global array.
16868 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16869 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16870 apply_args_value, forced_labels, stack_pointer_delta):
16872 (struct varasm_status): Move here from varasm.c
16873 (struct rtl_data): New. Move here some fields from struct function.
16874 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16875 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16876 used_temp_slots avail_temp_slots, temp_slot_level,
16877 nonlocal_goto_handler_labels): Update accesstors.
16878 (rtl): New global variable.
16879 (struct function): Move some fileds to rtl_data.
16880 (get_arg_pointer_save_area): Update prototype.
16881 * emit-rtl.c (rtl): Declare.
16882 (regno_reg_rtx): Declare.
16883 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16885 (gen_reg_rtx): Update.
16886 (init_virtual_regs): Do not tate emit_status argument.
16887 (init_emit): Do not allocate emit.
16888 * varasm.c (varasm_statuc): Move to function.h.
16889 (n_deferred_constatns): Update accestor.
16890 (init_varasm_status): Do not allocate varasm_status.
16891 (force_const_mem, get_pool_size, output_constant_pool): Update.
16892 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16893 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16895 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16897 PR rtl-optimization/35729
16898 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16901 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16904 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16905 load/store if memory is unaligned.
16906 (*movti_rex64): Likewise.
16908 * config/i386/predicates.md (misaligned_operand): New.
16910 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16913 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16916 2008-03-31 Jan Beulich <jbeulich@novell.com>
16918 * config/ia64/constraints.md: Add 'j' constraint.
16919 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16920 (movdi_internal): Likewise.
16922 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16925 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16927 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16930 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16931 proper error message for the third argument on blendpd and
16934 * config/i386/sse.md (blendbits): New.
16935 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16937 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16939 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16941 2008-03-30 Richard Guenther <rguenther@suse.de>
16943 PR middle-end/31023
16944 * fold-const.c (fold_sign_changed_comparison): Do leave
16945 conversions to base-types alone.
16947 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16949 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16950 the link register if one altivec register is be saved.
16952 2008-03-30 Ben Elliston <bje@au.ibm.com>
16954 * final.c (final_scan_insn): Remove if (0) code.
16956 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16958 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16960 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16962 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16963 of V4SFmode to ix86_binary_operator_ok.
16965 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16967 * config/i386/i386.c (override_options): Initialize
16968 ix86_veclib_handler to ix86_veclibabi_svml when
16969 -mveclibabi=svml is used.
16970 (ix86_veclibabi_svml): New function for SVML ABI style
16971 vectorization support.
16972 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16974 2008-03-28 Rafael Espindola <espindola@google.com>
16976 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16977 (tree_binary_nonnegative_warnv_p): Make it public.
16978 (tree_single_nonnegative_warnv_p): Make it public.
16979 (tree_invalid_nonnegative_warnv_p): Make it public.
16980 (tree_unary_nonzero_warnv_p): Make it public.
16981 (tree_binary_nonzero_warnv_p): Make it public
16982 (tree_single_nonzero_warnv_p): Make it public.
16983 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16984 (extract_range_from_binary_expr): Split the expr argument.
16985 (extract_range_from_unary_expr): Split the expr argument.
16986 (extract_range_from_comparison): Split the expr argument.
16987 (extract_range_from_expr): Use the new aux functions.
16988 (vrp_evaluate_conditional_warnv): Use
16989 vrp_evaluate_conditional_warnv_with_ops.
16990 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16991 (tree_binary_nonzero_warnv_p): Declare.
16992 (tree_single_nonzero_warnv_p): Declare.
16993 (tree_expr_nonzero_warnv_p): Declare.
16994 (tree_unary_nonnegative_warnv_p): Declare.
16995 (tree_binary_nonnegative_warnv_p): Declare.
16996 (tree_single_nonnegative_warnv_p): Declare.
16997 (tree_invalid_nonnegative_warnv_p): Declare.
16999 2008-03-28 Richard Guenther <rguenther@suse.de>
17001 PR tree-optimization/30317
17002 PR tree-optimization/30911
17003 PR tree-optimization/34793
17004 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17005 (struct assert_locus_d): New member EXPR.
17006 (register_new_assert_for): Add EXPR parameter to support
17007 ASSERT_EXPR <name, expr OP limit>.
17008 (register_edge_assert_for_1): Adjust callers.
17009 (find_assert_locations): Likewise.
17010 (process_assert_insertions_for): Build condition from expression.
17011 (extract_range_from_assert): Handle ASSERT_EXPRs
17012 of the form ASSERT_EXPR <name, expr OP limit>.
17013 (register_edge_assert_for_2): New helper registering
17014 asserts for comparisons. Recognize range tests of the form
17015 (unsigned)i - CST1 OP CST2.
17016 (register_edge_assert_for_1): Use it.
17017 (register_edge_assert_for): Likewise.
17018 (needs_overflow_infinity): Integer sub-types
17019 do not need overflow infinities.
17020 (vrp_val_is_max): The extreme values of integer sub-types
17021 are those of the base type.
17022 (vrp_val_is_min): Likewise.
17023 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17026 2008-03-28 Nick Clifton <nickc@redhat.com>
17029 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17030 Return GENERAL_REGS for stack adjustment reloads.
17032 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17035 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17036 const_vector when all the vectors are constant.
17038 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17040 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17042 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17043 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17045 (s<code>_sf): Use new scc_sf attribute for opcode names.
17047 2008-03-27 Tom Tromey <tromey@redhat.com>
17049 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17050 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17051 config/spu/t-spu-elf, config/i386/t-interix,
17052 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17053 config/i386/x-darwin, config/i386/x-mingw32,
17054 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17055 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17056 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17057 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17058 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17059 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17060 config/score/t-score-elf, config/arm/t-strongarm-pe,
17061 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17062 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17063 Revert automatic dependency patch.
17065 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17068 * config/i386/i386.c (ix86_function_arg_boundary): Align
17069 decimal floating point to its natural boundary.
17071 2008-03-27 Richard Guenther <rguenther@suse.de>
17073 PR middle-end/35716
17074 * fold-const.c (fold_comparison): Restrict distinct decl
17075 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17076 solely rely on operand_equal_p.
17078 2008-03-27 Richard Guenther <rguenther@suse.de>
17081 * c-common.c (handle_weak_attribute): Reject combination of
17084 2008-03-27 Richard Guenther <rguenther@suse.de>
17086 PR tree-optimization/32810
17087 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17088 conversions from DECL_INITIAL.
17089 (fold_const_aggregate_ref): Likewise from constructor elements.
17091 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17093 * tree-affine.h (aff_combination_expand): Declare.
17094 (get_inner_reference_aff): Likewise.
17095 * tree-affine.c (aff_combination_expand): Split out from
17096 tree_to_aff_combination_expand.
17097 (get_inner_reference_aff): New function.
17098 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17099 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17100 (struct lim_aux_data): sm_done field removed.
17101 (mem_ref_loc_p, mem_ref_locs_p): New types.
17102 (struct mem_ref): Added id, stored, accesses_in_loop,
17103 indep_loop, dep_loop, indep_ref, dep_ref fields.
17104 Removed is_stored, locs and next fields.
17105 (memory_accesses): New variable.
17106 (movement_possibility): Do not allow moving statements
17107 that store to memory.
17108 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17110 (determine_max_movement): For statements with memory references,
17111 find the outermost loop in that the reference is independent.
17112 (move_computations_stmt): Mark the virtual operands for renaming.
17113 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17114 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17115 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17116 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17117 create_vop_ref_mapping, analyze_memory_references,
17118 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17119 get_all_locs_in_loop, ref_always_accessed_p,
17120 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17121 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17122 store_motion_loop, store_motion): New functions.
17123 (struct vop_to_refs_elt): New type.
17124 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17125 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17126 (schedule_sm): Replaced by...
17127 (execute_sm): ... this.
17128 (determine_lsm_ref, hoist_memory_references,
17129 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17130 find_more_ref_vops, free_mem_ref, free_mem_refs,
17131 determine_lsm_loop, determine_lsm): Removed.
17132 (tree_ssa_lim_finalize): Free data structures used by store motion.
17133 (tree_ssa_lim): Call analyze_memory_references. Use
17134 store_motion instead of determine_lsm.
17136 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17138 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17139 rename tmake_file to m68hc11/t-m68hc11.
17140 (mcore): Set inhibit_libc to true.
17141 * config.host (alpha*-dec-*vms*): Set extra_programs.
17142 (interix3*): Don't use host_xmake_file.
17143 * configure.ac: Let config.gcc override inhibit_libc.
17144 * configure: Regenerate.
17146 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17147 * config/t-openbsd-thread: Remove commented out lines.
17149 * config/x-interix: Remove.
17151 * config/m68hc11/t-m68hc11-gas: Rename to...
17152 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17154 * config/mcore/t-mcore: Remove T_CFLAGS.
17155 * config/mcore/t-mcore-pe: Likewise.
17157 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17159 * configure.ac: Replace custom __GNU_SOURCE test with
17160 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17161 * aclocal.m4: Regenerate.
17162 * configure: Regenerate.
17163 * config.in: Regenerate.
17165 2008-03-27 Richard Guenther <rguenther@suse.de>
17167 * fold-const.c (target.h): Include.
17168 (fold_comparison): Fold comparison of addresses of decls
17169 that bind locally or of constants. Consolidate address folding code.
17170 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17171 results from fold_binary_to_constant.
17172 (compare_values_warnv): Likewise.
17174 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17176 PR middle-end/35429
17177 * fold-const.c (fold_truthop): Check for integeral types when folding
17178 a == 0 && b == 0 and a != 0 || b != 0 .
17180 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17182 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17184 2008-03-26 Andreas Schwab <schwab@suse.de>
17186 * doc/invoke.texi: Fix use of @item vs. @itemx.
17188 2008-03-26 Tom Tromey <tromey@redhat.com>
17190 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17191 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17192 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17193 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17194 build/genconstants.o, build/genemit.o, build/genextract.o,
17195 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17196 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17199 2008-03-26 Richard Guenther <rguenther@suse.de>
17202 2008-03-26 Richard Guenther <rguenther@suse.de>
17204 * fold-const.c (target.h): Include.
17205 (fold_comparison): Fold comparison of addresses of two decls
17206 that bind locally. Consolidate address folding code.
17208 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17210 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17211 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17212 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17213 dconstsqrt2, dconstthird, dconste and/or dconst10.
17214 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17215 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17216 dconstsqrt2, dconste): Delete.
17217 (init_emit_once): Likewise. Simplify initializing dconstm1.
17219 * real.c (get_real_const): New.
17220 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17221 dconstsqrt2, dconste): Delete.
17222 (real_value_const, get_real_const): New.
17224 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17226 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17228 * config/i386/i386.c (ix86_function_arg_boundary): Check
17229 BIGGEST_ALIGNMENT instead of 128.
17230 (setup_incoming_varargs_64): Likewise.
17232 2008-03-26 Tom Tromey <tromey@redhat.com>
17234 * Makefile.in (DEPFILES): Add missing '/'.
17236 2008-03-26 Richard Guenther <rguenther@suse.de>
17238 * fold-const.c (target.h): Include.
17239 (fold_comparison): Fold comparison of addresses of two decls
17240 that bind locally. Consolidate address folding code.
17242 2008-03-26 Nick Clifton <nickc@redhat.com>
17245 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17246 not allow INT+INT as a legitimate addressing mode.
17248 2008-03-26 Richard Guenther <rguenther@suse.de>
17250 * tree-flow.h (widen_bitfield): Remove declaration.
17251 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17252 (widen_bitfield): Remove function.
17253 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17256 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17259 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17262 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17264 PR rtl-optimization/35232
17265 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17266 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17267 reg_reloaded_call_part_clobbered here.
17268 (reload_regs_reach_end_p): New function.
17269 (reload_reg_rtx_for_input): New variable.
17270 (reload_reg_rtx_for_output): Likewise.
17271 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17272 when reassigning a pseudo register. Load reloadreg from
17273 reload_reg_rtx_for_input, moving the mode and register
17275 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17276 instead of the original when deciding whether an input reload
17277 would be a no-op or whether an output reload can be deleted.
17278 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17279 when setting up new_spill_reg_store. Load it from
17280 reload_reg_rtx_for_output, moving the mode and register
17282 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17283 instead of the original when deciding whether an output reload
17284 would be a no-op. Do the same when modifying insn notes.
17285 Use rtx_equal_p instead of == to compare the registers.
17286 (inherit_piecemeal_p): Take a mode and two register numbers
17288 (emit_reload_insns): Clear new_spill_reg_store for every hard
17289 register in the reload register. Remove spill registers
17290 from reg_reloaded_valid before considering whether to record
17291 inheritance information for them. Use reload_reg_rtx_for_output
17292 instead of reg_rtx when recording output reloads. Use
17293 reload_reg_rtx_for_input instead of reg_rtx when recording
17294 input reloads. Set or clear reg_reloaded_call_part_clobbered
17295 at the same time as setting reg_reloaded_valid.
17296 (delete_output_reload): Add a new_reload_reg parameter and use it
17297 instead of rld[j].reg_rtx.
17298 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17301 2008-03-25 Tom Tromey <tromey@redhat.com>
17303 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17304 (build/genattr.o): Likewise.
17305 (build/genattrtab.o): Likewise.
17306 (build/gencodes.o): Likewise.
17307 (build/genconfig.o): Likewise.
17308 (build/genconstants.o): Likewise.
17309 (build/genemit.o): Likewise.
17310 (build/genextract.o): Likewise.
17311 (build/genflags.o): Likewise.
17313 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17315 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17316 instead of size_int for integer types.
17317 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17318 to match type of MINUS_EXPR.
17320 2008-03-25 Tom Tromey <tromey@redhat.com>
17322 * configure: Rebuilt.
17323 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17326 2008-03-25 Tom Tromey <tromey@redhat.com>
17328 * config/x-solaris (host-solaris.o): Update.
17329 * config/x-linux (host-linux.o): Update.
17330 * config/x-hpux (host-hpux.o): Update.
17331 * config/x-darwin (host-darwin.o): Update.
17332 * config/v850/t-v850e (v850-c.o): Update.
17333 * config/v850/t-v850 (v850-c.o): Update.
17334 * config/t-vxworks (vxworks.o): Update.
17335 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17336 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17337 * config/spu/t-spu-elf (spu-c.o): Update.
17339 * config/sh/t-symbian (sh-c.o): Update.
17340 (symbian.o): Update.
17341 * config/sh/t-sh (sh-c.o): Update.
17342 * config/score/t-score-elf (score7.o, score3.o): Update.
17343 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17344 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17345 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17346 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17347 (rs6000.o): Remove.
17348 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17349 * config/m32c/t-m32c (m32c-pragma.o): Update.
17350 * config/ia64/t-ia64 (ia64-c.o): Update.
17351 * config/i386/x-mingw32 (host-mingw32.o): Update.
17352 * config/i386/x-i386 (driver-i386.o): Update.
17353 * config/i386/x-darwin (host-i386-darwin.o): Update.
17354 * config/i386/x-cygwin (host-cygwin.o): Update.
17355 * config/i386/t-nwld (nwld.o): Update.
17356 * config/i386/t-netware (netware.o): Update.
17357 * config/i386/t-interix (winnt.o): Update.
17358 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17359 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17360 msformat-c.o): Update.
17361 * config/bfin/t-bfin-linux (generated_files): Add
17362 linux-sysroot-suffix.h.
17363 * config/arm/t-wince-pe (pe.o): Update.
17364 * config/arm/t-strongarm-pe (pe.o): Update.
17365 * config/arm/t-pe (pe.o): Update.
17366 * config/arm/t-arm (arm-c.o): Update.
17367 * doc/install.texi (Prerequisites): Require make 3.80.
17368 * Makefile.in: Remove .o targets.
17369 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17370 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17371 (simple_generated_h, simple_generated_c): Move earlier.
17372 (generated_files): New variable.
17373 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17374 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17375 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17376 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17377 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17378 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17379 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17380 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17381 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17382 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17383 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17384 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17386 (COMPILE.base, COMPILE): New variables.
17387 (%.o): New pattern rule.
17388 (ALL_HOST_OBJS): New variable.
17389 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17390 (dummy-checksum.o, cc1-checksum.o): Remove.
17391 (DRIVER_SHLIB): New variable.
17392 (DRIVER_DEFINES): Use it.
17393 (gencondmd.c): Move out of build/.
17394 (s-conditions): Update.
17395 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17396 (ALL_BUILD_OBJS): Likewise.
17397 (build/%.o): Use BUILDCOMPILE.
17398 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17399 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17400 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17401 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17402 build/genconfig.o, build/genconstants.o, build/genemit.o,
17403 build/genextract.o, build/genflags.o, build/genmddeps.o,
17404 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17405 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17406 build/gen-protos.o, build/scan.o, build/fix-header.o,
17407 build/scan-decls.o): Simplify.
17408 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17409 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17410 prefix.o, toplev.o): Reduce to variable setting.
17411 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17412 ($(out_object_file), gcc-options.o): New targets.
17413 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17414 * configure: Rebuilt.
17415 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17416 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17418 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17420 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17421 complain when we hit an error, return ERROR_MARK_NODE.
17423 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17425 * config/sh/constraints.md (Pso, Psz): New constraints.
17426 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17427 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17429 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17431 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17432 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17434 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17436 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17437 (prefetch_sh2a): New.
17439 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17440 Naveen.H.S <naveen.hs@kpitcummins.com>
17442 * config/sh/constraints.md (I28): New constraint.
17443 * config/sh/sh.c (broken_move): Add support for movi20s.
17444 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17446 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17447 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17448 Naveen.H.S <naveen.hs@kpitcummins.com>
17450 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17451 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17452 (print_operand): Handle resbank in %@ operand code.
17453 (sh_encode_section_info): New.
17454 (push_regs): Add conditions for resbank.
17455 (sh_expand_epilogue): Likewise.
17456 (sh_insert_attributes): Likewise.
17457 (sh_attribute_table): Likewise.
17458 (sh_handle_resbank_handler_attribute): New.
17459 (sh2a_handle_function_vector_handler_attribute): New.
17460 (sh2a_is_function_vector_call): New.
17461 (sh2a_get_function_vector_number): New.
17462 (sh2a_function_vector_p): New.
17463 (sh_cfun_resbank_handler_p): New.
17464 * config/sh/sh.md (calli): Emit jsr/n if possible.
17465 (calli_tbr_rel): New.
17466 (calli_pcrel): Emit jsr/n if possible.
17467 (return_i): Emit rts/n if possible.
17468 (call_valuei_tbr_rel): New.
17469 (call_valuei_pcrel): Add condition for SH2A target.
17470 (call_value): Likewise.
17471 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17472 (sh2a_get_function_vector_number): Likewise.
17473 (sh2a_is_function_vector_call): Likewise.
17474 * doc/extend.texi: Document TBR relative addressing of SH2A.
17475 (resbank): Add description for SH2A.
17477 2008-03-24 Richard Guenther <rguenther@suse.de>
17480 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17481 pointer assignments change conversions according to middle-end rules.
17482 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17483 * configure.ac: Include type checking in yes.
17484 * configure: Regenerate.
17486 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17488 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17489 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17491 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17493 * gthr-vxworks.h (UNUSED): Define.
17495 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17497 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17499 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17501 * doc/extend.texi (Function Attributes): Add missing comma in the
17502 example of the "alloc_size" attribute.
17504 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17507 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17509 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17512 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17515 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17516 of the underlying type of a MS bitfield layout to the natural
17517 alignment of the type.
17519 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17521 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17522 to their natural alignment to avoid store forwarding stalls.
17524 2008-03-22 Richard Guenther <rguenther@suse.de>
17526 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17527 For PHI nodes verify the address is invariant.
17528 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17529 (get_symbol_constant_value): Use is_gimple_min_invariant.
17530 (maybe_fold_stmt_indirect): Likewise.
17532 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17534 PR rtl-optimization/33927
17535 * Makefile.in (dse.o): Depend on $(TM_P_H).
17536 * expr.h (extract_low_bits): Declare.
17537 * expmed.c (extract_low_bits): New function.
17538 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17539 * dse.c: Include tm_p.h.
17540 (find_shift_sequence): Remove the read_reg argument and return the
17541 read value. Emit the instructions instead of returning them.
17542 Iterate on new_mode rather than calculating it each time.
17543 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17544 source to NEW_MODE and extract_low_bits to convert the shifted
17545 value to READ_MODE.
17546 (replace_read): Allow the load and store to have different mode
17547 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17548 or extraction instructions before trying the replacement. Update
17549 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17551 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17553 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17554 to their natural alignment to avoid store forwarding stalls.
17556 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17559 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17560 encouraging but not allowing gprs for input;
17561 change the input constraint to !f#r.
17562 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17564 change the output constraint to !f#r.
17566 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17569 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17570 corresponding post-reload splitters.
17571 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17572 when x87 FP math is selected.
17573 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17574 New function prototype.
17575 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17576 unreachable function to ease macroization of insn patterns.
17578 2008-03-21 Martin Jambor <mjambor@suse.cz>
17580 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17581 reference dumps if ddr is NULL or dependence is unknown.
17583 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17585 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17586 unsigned extension into account.
17587 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17588 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17589 Do computations on a scratch register.
17591 2008-03-21 Richard Guenther <rguenther@suse.de>
17593 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17594 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17595 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17596 * tree-ssa-dom.c (record_equality): Likewise.
17597 * tree-inline.c (copy_body_r): Likewise.
17598 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17601 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17603 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17604 as 'delete_unused' argument.
17606 2008-03-20 Richard Guenther <rguenther@suse.de>
17608 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17609 special casing of constant qualifiers.
17610 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17611 care about them in general.
17612 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17613 regardless of their type.
17614 (fold_stmt_r): Forcefully fold *& if we end up with that.
17616 2008-03-20 Paul Brook <paul@codesourcery.com>
17618 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17619 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17621 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17623 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17624 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17626 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17628 * common.opt (Wmudflap): New option.
17629 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17630 (mx_register_decls): Likewise.
17631 (mudflap_finish_file): Likewise.
17632 * doc/invoke.texi: Document -Wno-mudflap.
17634 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17636 * c-format.c (replace_format_name_to_system_name): New.
17637 (cmp_attribs): New.
17638 (convert_format_name_to_system_name): New.
17639 (decode_format_attr): Add use of convert_format_name_to_system_name.
17640 (format_types_orig): Add gnu_ prefix to names.
17641 (check_format_info_main): Special treating of \0 escaped names for
17642 supporting multi-character format specifiers as I32, I64.
17643 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17644 (gnu_target_overrides_format_attributes): New.
17645 * c-format.h: Add structure target_ovr_attr to hold
17646 system specific formatter names.
17647 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17648 msformat-c.o file to c_target_objs and cxx_target_objs.
17649 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17650 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17651 (TARGET_N_FORMAT_TYPES): New.
17652 * config/i386/msformat-c.c: New.
17653 * config/i386/t-cygming: Add build rule for msformat-c.o.
17654 * doc/extend.texi: Add new format names gnu_* and ms_* and
17656 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17658 2008-03-20 Ira Rosen <irar@il.ibm.com>
17660 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17661 optimizations turned on under -O3.
17662 (ftree-vectorize): Add that the flag is turned on with -O3.
17664 2008-03-20 Ben Elliston <bje@au.ibm.com>
17666 * regmove.c (try_auto_increment): Fix spelling error in comment.
17667 * final.c (final_scan_insn): Likewise.
17669 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17672 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17673 allocator preferences for "y" and "r" class registers.
17674 ("*mov<mode>_internal"): Ditto.
17675 ("*movv2sf_internal_rex64"): Ditto.
17676 ("*movv2sf_internal"): Ditto.
17678 2008-03-19 Michael Matz <matz@suse.de>
17680 PR middle-end/35616
17681 * calls.c (expand_call): Check overlap of arguments with call
17682 address for sibcalls.
17684 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17687 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17688 of the underlying type of a MS bitfield layout to the natural
17689 alignment of the type.
17691 2008-03-19 Jan Hubicka <jh@suse.cz>
17694 * toplev.c (decode_d_option): Handle all CPP flags.
17695 * tree-vrp.c: Update tree_pass descriptors.
17696 * regrename.c: Update tree_pass descriptors.
17697 * fwprop.c: Update tree_pass descriptors.
17698 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17699 * tree-into-ssa.c: Update tree_pass descriptors.
17700 * tree-dump.c: Update tree_pass descriptors.
17701 * tree-complex.c: Update tree_pass descriptors.
17702 * tree-dump.h: Update tree_pass descriptors.
17703 * see.c: Update tree_pass descriptors.
17704 * cgraphbuild.c: Update tree_pass descriptors.
17705 * tracer.c: Update tree_pass descriptors.
17706 * tree-loop-distribution.c: Update tree_pass descriptors.
17707 * cgraph.c: Update tree_pass descriptors.
17708 * postreload-gcse.c: Update tree_pass descriptors.
17709 * postreload.c: Update tree_pass descriptors.
17710 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17711 * tree-tailcall.c: Update tree_pass descriptors.
17712 * tree-pass.h (tree_opt_pass): Rename to ...
17713 (opt_pass) ... this one; add "type" field and remove letter field.
17714 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17715 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17716 all_lowering_passes): Update declaration.
17717 * ipa-cp.c: Update tree_pass descriptors.
17718 * final.c: Update tree_pass descriptors.
17719 * omp-low.c: Update tree_pass descriptors.
17720 * tree-ssa-dse.c: Update tree_pass descriptors.
17721 * ipa-reference.c: Update tree_pass descriptors.
17722 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17723 * auto-inc-dec.c: Update tree_pass descriptors.
17724 * reorg.c: Update tree_pass descriptors.
17725 * cgraphunit.c: Update tree_pass descriptors.
17726 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17727 * tree-ssa-ccp.c: Update tree_pass descriptors.
17728 * df-core.c: Update tree_pass descriptors.
17729 * mode-switching.c: Update tree_pass descriptors.
17730 * tree-nomudflap.c: Update tree_pass descriptors.
17731 * modulo-sched.c: Update tree_pass descriptors.
17732 * ipa-pure-const.c: Update tree_pass descriptors.
17733 * cse.c: Update tree_pass descriptors.
17734 * web.c: Update tree_pass descriptors.
17735 * tree-stdarg.c: Update tree_pass descriptors.
17736 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17737 * tree-ssa-dom.c: Update tree_pass descriptors.
17738 * tree-nrv.c: Update tree_pass descriptors.
17739 * tree-ssa-alias.c: Update tree_pass descriptors.
17740 * loop-init.c: Update tree_pass descriptors.
17741 * gimple-low.c: Update tree_pass descriptors.
17742 * ipa-inline.c: Update tree_pass descriptors.
17743 * tree-ssa-sink.c: Update tree_pass descriptors.
17744 * global.c: Update tree_pass descriptors.
17745 * ifcvt.c: Update tree_pass descriptors.
17746 * jump.c: Update tree_pass descriptors.
17747 * predict.c: Update tree_pass descriptors.
17748 * tree-ssa-loop.c: Update tree_pass descriptors.
17749 * recog.c: Update tree_pass descriptors.
17750 * dse.c: Update tree_pass descriptors.
17751 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17752 * tree-eh.c: Update tree_pass descriptors.
17753 * regmove.c: Update tree_pass descriptors.
17755 * function.c: Update tree_pass descriptors.
17756 * tree-vectorizer.c: Update tree_pass descriptors.
17757 * gcse.c: Update tree_pass descriptors.
17758 * ipa-type-escape.c: Update tree_pass descriptors.
17759 * tree-if-conv.c: Update tree_pass descriptors.
17760 * init-regs.c: Update tree_pass descriptors.
17761 * ipa.c: Update tree_pass descriptors.
17762 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17763 * rtl-factoring.c: Update tree_pass descriptors.
17764 * lower-subreg.c: Update tree_pass descriptors.
17765 * bt-load.c: Update tree_pass descriptors.
17766 * tree-dfa.c: Update tree_pass descriptors.
17767 * except.c: Update tree_pass descriptors.
17768 * emit-rtl.c: Update tree_pass descriptors.
17769 * cfgexpand.c: Update tree_pass descriptors.
17770 * tree-cfgcleanup.c: Update tree_pass descriptors.
17771 * cfgcleanup.c: Update tree_pass descriptors.
17772 * tree-ssa-pre.c: Update tree_pass descriptors.
17773 * tree-sra.c: Update tree_pass descriptors.
17774 * tree-mudflap.c: Update tree_pass descriptors.
17775 * tree-ssa-copy.c: Update tree_pass descriptors.
17776 * cfglayout.c: Update tree_pass descriptors.
17777 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17778 * tree-ssa-dce.c: Update tree_pass descriptors.
17779 * tree-ssa.c: Update tree_pass descriptors.
17780 * regclass.c: Update tree_pass descriptors.
17781 * integrate.c: Update tree_pass descriptors.
17782 * tree-optimize.c: Update tree_pass descriptors.
17783 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17784 * tree-object-size.c: Update tree_pass descriptors.
17785 * combine.c: Update tree_pass descriptors.
17786 * tree-outof-ssa.c: Update tree_pass descriptors.
17787 * bb-reorder.c: Update tree_pass descriptors.
17788 * stack-ptr-mod.c: Update tree_pass descriptors.
17789 * var-tracking.c: Update tree_pass descriptors.
17790 * tree-profile.c: Update tree_pass descriptors.
17791 * tree-vect-generic.c: Update tree_pass descriptors.
17792 * reg-stack.c: Update tree_pass descriptors.
17793 * sched-rgn.c: Update tree_pass descriptors.
17794 * tree-ssa-structalias.c: Update tree_pass descriptors.
17795 * tree-cfg.c: Update tree_pass descriptors.
17796 * passes.c (current_pass): Update declaration.
17797 (finish_optimization_passes): Update.
17798 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17799 (register_one_dump_file, register_dump_files_1, next_pass_1):
17801 (init_optimization_passes): Update handling of new types.
17802 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17803 * ipa-struct-reorg.c: Update tree_pass descriptors.
17804 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17805 * combine-stack-adj.c: Update tree_pass descriptors.
17806 * cfgrtl.c: Update tree_pass descriptors.
17807 * dce.c: Update tree_pass descriptors.
17808 * tree-ssanames.c: Update tree_pass descriptors.
17810 2008-03-19 Richard Guenther <rguenther@suse.de>
17812 PR middle-end/35609
17813 * tree-ssa.c (walk_data): New structure.
17814 (warn_uninitialized_var): If not always_executed warn with "maybe"
17816 (execute_early_warn_uninitialized): Compute post-dominators.
17817 Initialize always_executed before processing each basic block.
17819 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17822 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17823 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17825 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17827 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17829 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17831 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17833 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17834 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17835 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17836 target after ignore has been set, and move there also the commputation
17837 of subtarget and original_target.
17838 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17839 (LANG_HOOKS_INITIALIZER): Remove it.
17840 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17842 2008-03-18 Richard Guenther <rguenther@suse.de>
17844 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17845 found an expression with constants, note that in the VN for the lhs.
17846 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17847 fold them to constants if possible. Run cleanup_cfg if done so.
17848 (execute_pre): Return todo.
17849 (do_pre): Likewise.
17850 (execute_fre): Likewise.
17851 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17853 (get_prop_source_stmt): Look through pointer conversions.
17855 2008-03-18 Jan Hubicka <jh@suse.cz>
17857 * tree-pretty-print.c: Include predict.h.
17858 (dump_generic_node): Dump predictor.
17859 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17860 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17861 * gimple-low.c (lower_stmt): Likewise.
17862 * expr.c (expand_expr_real): Likewise.
17863 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17865 (build_predict_expr, build_predict_expr): New.
17866 * predict.h (predictor_name, build_predict_expr): Update.
17867 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17868 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17869 * predict.def (PRED_CONTINUE): Update hitrate.
17870 * tree.def (PREDICT_EXPR): Define.
17871 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17872 do not handle BIND_EXPR.
17873 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17874 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17875 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17878 2008-03-18 Michael Matz <matz@suse.de>
17880 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17882 2008-03-18 Richard Guenther <rguenther@suse.de>
17884 * tree-gimple.h (is_gimple_invariant_address): Declare.
17885 (is_gimple_constant): Likewise.
17886 * tree-gimple.c (is_gimple_constant): New function.
17887 (is_gimple_invariant_address): Likewise.
17888 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17889 and is_gimple_invariant_address.
17890 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17892 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17893 an addressable base.
17895 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17897 PR middle-end/35611
17898 * gimplify.c (gimplify_expr): Gimplify second operand of
17901 2008-03-17 Richard Guenther <rguenther@suse.de>
17903 PR tree-optimization/19637
17904 * fold-const.c (fold_unary): Remove restrictions of removing
17905 intermediate pointer-conversions (P2)(P1)P0.
17906 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17907 conversion to void pointer.
17908 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17910 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17913 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17914 emulated thread local variables.
17916 2008-03-16 Richard Guenther <rguenther@suse.de>
17918 PR middle-end/35607
17919 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17920 expand TREE_INVARIANT operations that are not gimple invariant.
17922 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17924 * doc/extend.texi (Alignment): Say that the ABI controls
17925 the __alignof__ for non-strict-alignment targets rather
17926 than being a recommendation.
17928 2008-03-15 Paul Brook <paul@codesourcery.com>
17930 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17932 (arm_output_fn_unwind): Mark functions that can not be unwound.
17934 2008-03-15 Paul Brook <paul@codesourcery.com>
17936 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17937 extension instructions.
17939 2008-03-15 Richard Guenther <rguenther@suse.de>
17941 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17942 and fold constant aggregate refs.
17943 (fold_const_aggregate_ref): Handle string constants
17944 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17945 (evaluate_stmt): Simplify now that ccp_fold folds constant
17948 2008-03-15 Paul Brook <paul@codesourcery.com>
17950 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17951 (extzv): Use gen_extzv_t2.
17952 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17954 2008-03-15 Richard Guenther <rguenther@suse.de>
17956 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17957 (fold_const_aggregate_ref): Likewise.
17958 (get_value): Return NULL if we don't have any values.
17959 (ccp_finalize): Set const_val to NULL after freeing it.
17960 * tree-flow.h (get_symbol_constant_value): Declare.
17961 (fold_const_aggregate_ref): Likewise.
17962 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17964 2008-03-15 Richard Guenther <rguenther@suse.de>
17966 PR middle-end/35593
17967 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17968 to not produce negative array indices if not allowed. Add
17969 parameter to indicate that.
17970 (maybe_fold_offset_to_component_ref): Allow negative array
17971 indices only for the first member of a structure.
17972 (maybe_fold_offset_to_reference): Allow negative array indices.
17973 (maybe_fold_stmt_addition): Likewise.
17975 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17976 Anatoly Sokolov <aesok@post.ru>
17978 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17979 (avr_arch): Add ARCH_AVR6.
17980 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17981 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17982 instead of fixed value 2.
17983 (print_operand_address): Use gs() asm specifier instead of pm().
17984 (avr_assemble_integer): (Ditto.).
17985 (avr_output_addr_vec_elt): (Ditto.).
17986 (print_operand): Handle "!" code.
17987 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17988 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17989 (AVR_HAVE_EIJMP_EICALL): Define.
17990 (AVR_3_BYTE_PC): Redefine.
17991 (AVR_2_BYTE_PC): (Ditto.).
17992 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17993 (LINK_SPEC): Add atmega2560 and atmega2561.
17994 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17996 * config/avr/avr.md (call_insn): Use eicall instead of icall
17997 for 3 byte PC devices.
17998 (call_value_insn): (Ditto.).
17999 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18000 (indirect_jump): Use only for for 2 byte PC devices.
18001 (*tablejump): (Ditto.).
18002 (*indirect_jump_avr6): Add insn.
18003 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18004 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18005 instead of ijmp for 3 byte PC devices.
18006 (__tablejump2__): (Ditto.).
18007 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18008 (MULITLIB_DIRNAMES): (Ditto.).
18009 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18011 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18013 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18014 "sse2_umulsidi3". Use V1DI mode for operand 0.
18015 ("mmx_psadbw"): Use V1DI mode for operand 0.
18016 * config/i386/i386-modes.def (V1SI): New vector mode.
18017 * config/i386/i386.c (struct builtin_description)
18018 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18019 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18020 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18021 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18022 v1di_ftype_v8qi_v8qi type.
18023 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18025 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18026 __builtin_ia32_pmuludq]: Fix the mode of return value.
18028 2008-03-15 Richard Guenther <rguenther@suse.de>
18030 PR middle-end/35595
18031 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18034 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18036 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18037 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18038 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18039 unless TARGET_SERIALIZE_VOLATILE is enabled.
18040 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18041 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18042 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18044 2008-03-14 Richard Guenther <rguenther@suse.de>
18046 PR tree-optimization/34172
18047 * tree-flow.h (refs_may_alias_p): Declare.
18048 (get_single_def_stmt): Likewise.
18049 (get_single_def_stmt_from_phi): Likewise.
18050 (get_single_def_stmt_with_phi): Likewise.
18051 * tree-dfa.c (refs_may_alias_p): New function.
18052 (get_single_def_stmt): Likewise.
18053 (get_single_def_stmt_from_phi): Likewise.
18054 (get_single_def_stmt_with_phi): Likewise.
18055 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18056 (vn_reference_lookup_1): New helper function.
18057 (vn_reference_lookup): Walk the virtual use-def chain to
18058 continue searching for a match if the def does not alias the
18059 reference we are looking for.
18061 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18063 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18064 archive and Perzl. Update The Written Word listing.
18066 2008-03-14 Richard Guenther <rguenther@suse.de>
18068 PR tree-optimization/34043
18069 PR tree-optimization/33989
18070 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18072 (bitmap_find_leader): Use extra argument to verify dominance
18073 relationship inside a basic-block.
18074 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18075 (find_leader_in_sets): Adjust.
18076 (create_component_ref_by_pieces): Take extra argument for
18077 dominance check, handle lookup failures.
18078 (find_or_generate_expression): Likewise.
18079 (create_expression_by_pieces): Likewise.
18080 (insert_into_preds_of_block): Adjust.
18081 (create_value_expr_from): If asked for, verify all operands
18082 are in the blocks AVAIL_OUT set.
18083 (make_values_for_stmt): Check for SSA_NAMEs that are life
18084 over an abnormal edge.
18085 (compute_avail): Remove such check.
18086 (do_SCCVN_insertion): New function.
18087 (eliminate): If we do not find a leader suitable for replacement
18088 insert a replacement expression from SCCVN if available.
18089 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18090 (struct vn_ssa_aux): Add needs_insertion flag.
18091 * tree-ssa-sccvn.c (may_insert): New global flag.
18092 (copy_reference_ops_from_ref): Value-number union member access
18093 based on its size, not type and member if insertion is allowed.
18094 (visit_reference_op_load): For a weak match from union type
18095 punning lookup a view-converted value and insert a SSA_NAME
18096 for that value if that is not found.
18097 (visit_use): Make dumps shorter. Do not disallow value numbering
18098 SSA_NAMEs that are life over an abnormal edge to constants.
18099 (free_scc_vn): Release inserted SSA_NAMEs.
18100 (run_scc_vn): New flag to specify whether insertion is allowed.
18101 Process SSA_NAMEs in forward order.
18102 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18103 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18104 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18105 pointer type to/from integral types that do not change the
18106 precision to regular conversions.
18108 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18110 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18111 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18112 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18113 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18114 input arguments and the mode of return value. Built-in functions
18115 that operate on whole 64-bit MMX register now use V1DI mode.
18117 2008-03-13 Alon Dayan <alond@il.ibm.com>
18118 Olga Golovanevsky <olga@il.ibm.com>
18120 PR tree-optimization/35041
18121 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18122 to locate the right position in a statement.
18124 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18128 * config/i386/xmmintrin.h: Change all static inline functions to
18129 extern inline and add __gnu_inline__ attribute.
18130 * config/i386/bmintrin.h: Ditto.
18131 * config/i386/smmintrin.h: Ditto.
18132 * config/i386/tmmintrin.h: Ditto.
18133 * config/i386/mmintrin-common.h: Ditto.
18134 * config/i386/ammintrin.h: Ditto.
18135 * config/i386/emmintrin.h: Ditto.
18136 * config/i386/pmmintrin.h: Ditto.
18137 * config/i386/mmintrin.h: Ditto.
18138 * config/i386/mm3dnow.h: Ditto.
18140 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18142 PR middle-end/35185
18143 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18144 (lower_omp_2): New function.
18145 (lower_omp_1, lower_omp): Rewritten.
18147 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18150 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18151 with the phrase "Microsoft Windows compilers".
18152 (Push/Pop Macro Pragmas): New subsection. Document
18153 #pragma push_macro and pragma pop_macro.
18155 2008-03-12 Paul Brook <paul@codesourcery.com>
18157 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18159 2008-03-12 Paul Brook <paul@codesourcery.com>
18161 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18162 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18163 (thumb2_addsi_shortim): Rename ...
18164 (thumb2_addsi_short): ... to this. Allow register operands.
18165 (thumb2_subsi_short): New pattern.
18166 (thumb2_one_cmplsi2_short,
18167 thumb2_negsi2_short): New patterns and peepholes.
18169 2008-03-12 Paul Brook <paul@codesourcery.com>
18171 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18173 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18175 * config/i386/i386.md (int_cond): New code iterator.
18177 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18178 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18179 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18180 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18181 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18182 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18183 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18184 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18186 2008-03-12 Paul Brook <paul@codesourcery.com>
18188 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18189 instead of {arm,thumb}_compute_save_reg_mask.
18190 (output_return_instruction): Ditto.
18191 (thumb_unexpanded_epilogue): Ditto.
18192 (thumb1_expand_prologue): Ditto.
18193 (thumb1_output_function_prologue): Ditto.
18194 (arm_set_return_address): Ditto.
18195 (thumb_set_return_address): Ditto.
18196 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18197 regs to achieve stack alignment.
18198 (thumb1_compute_save_reg_mask): Fix compiler warning.
18199 (arm_output_epilogue): Use offsets->saved_regs_mask.
18200 Adjust stack pointer by poping call clobered registers.
18201 (arm_expand_prologue): Use offsets->saved_regs_mask.
18202 Adjust stack pointer by pushing extra registers.
18203 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18205 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18208 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18209 conversion to the operands of a multiplication.
18211 2008-03-12 Richard Guenther <rguenther@suse.de>
18213 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18214 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18215 * timevar.def (TV_TREE_PHIPROP): Add.
18216 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18217 pass description. Use TV_TREE_PHIPROP.
18218 * tree-ssa-forwprop.c: Remove phiprop code.
18220 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18222 PR middle-end/35549
18223 * omp-low.c (maybe_lookup_decl): Constify first argument.
18224 (use_pointer_for_field): Change last argument from bool to
18225 omp_context *. Disallow shared copy-in/out in nested
18226 parallel if decl is shared in outer parallel too.
18227 (build_outer_var_ref, scan_sharing_clauses,
18228 lower_rec_input_clauses, lower_copyprivate_clauses,
18229 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18231 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18232 Ira Rosen <irar@il.ibm.com>
18234 * tree-vectorizer.c (free_stmt_vec_info): New function.
18235 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18236 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18237 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18238 * tree-vect-transform.c (vectorizable_conversion): Free
18239 vec_oprnds0 if it was allocated.
18240 (vect_permute_store_chain): Remove unused VECs.
18241 (vectorizable_store): Free VECs that are allocated in the..
18243 (vect_transform_strided_load, vectorizable_load): Likewise.
18244 (vect_remove_stores): Simplify the code.
18245 (vect_transform_loop): Move code to vect_remove_stores().
18246 Call vect_remove_stores() and free_stmt_vec_info().
18248 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18250 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18251 TARGET_HPUX. Revise comment.
18252 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18253 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18254 Use sr4 variant of `be' instruction when not generating PIC code.
18255 (attr_length_call): Adjust for above change.
18257 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18259 * ipa-reference.c (static_execute): Remove module_statics_const and
18260 associated setting code.
18262 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18265 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18266 predicate for operand 1.
18267 (paritysi2_cmp): Use register_operand predicate for operand 2.
18268 Use earlyclobber modifier for operand 1. Remove support for
18270 (paritydi2_cmp): Use register_operand predicate for operand 3.
18271 Use earlyclobber modifier for operand 1. Remove support for
18274 2008-03-11 Paul Brook <paul@codesourcery.com>
18275 Vladimir Prus <vladimir@codesourcery.com>
18277 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18278 (arm_compute_save_reg0_reg12_mask): Always
18279 check if register 11 must be saved. Always safe hard frame pointer
18280 when frame_pointer_needeed.
18281 (arm_compute_save_reg_mask): Save IP and PC
18282 only with apcs frames.
18283 (arm_output_epilogue): Adjust Thumb2 codepath to
18284 be also invoked and work for ARM non-apcs frames.
18285 (arm_expand_prologue): Don't bother saving IP
18286 for non-apcs frame, since it's not clobbered by
18287 prologue code. Implement non-apcs frame
18290 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18292 PR rtl-optimization/35281
18293 * expr.c (convert_move): Use a new pseudo for the intermediate
18294 from_mode->word_mode result.
18296 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18298 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18299 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18300 * toplev.c (compile_file): Don't call it.
18302 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18304 PR middle-end/35526
18305 * expr.c (store_expr): Call emit_block_move if the mode
18306 of "temp" RTX is BLKmode.
18308 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18309 Richard Guenther <rguenther@suse.de>
18311 PR tree-optimization/31358
18312 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18313 the step with a NULL_TREE.
18314 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18315 to sizetype if type is a pointer type.
18316 (add_candidate_1): Don't convert the base and step to
18317 the generic type if the orginal type is a pointer type.
18318 (add_iv_value_candidates): Use sizetype for the step
18319 if type is a pointer type.
18320 (cand_value_at): Likewise.
18321 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18323 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18324 Don't convert the tem affine to the type.
18325 (add_elt_to_tree): Use sizetype for the step if a pointer.
18326 Use POINTER_PLUS_EXPR for pointers.
18327 (aff_combination_to_tree): Use sizetype for the step if a
18330 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18332 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18333 Remove commutativity hint.
18335 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18339 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18340 errorneous type. Check that v is a VAR_DECL.
18342 PR middle-end/35099
18343 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18345 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18347 PR tree-optimization/35494
18348 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18349 may be overriden at link and run time.
18351 2008-03-10 Richard Guenther <rguenther@suse.de>
18353 PR tree-optimization/34677
18354 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18355 (poolify_tree): Likewise.
18356 (modify_expr_template): Likewise.
18357 (poolify_modify_stmt): Likewise.
18358 (insert_fake_stores): Handle all component-ref style stores
18359 in addition to INDIRECT_REF. Also handle complex types.
18360 Do not poolify the inserted load.
18361 (realify_fake_stores): Do not rebuild the tree but only
18362 make it a SSA_NAME copy.
18363 (init_pre): Remove initialzation of modify_expr_template.
18364 Do not allocate modify_expr_node_pool.
18365 (fini_pre): Do not free modify_expr_node_pool.
18367 2008-03-10 Paul Brook <paul@codesourcery.com>
18369 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18370 to avoid conflicts.
18372 2008-03-10 Paul Brook <paul@codesourcery.com>
18373 Mark Shinwell <shinwell@codesourcery.com>
18375 * config/arm/cortex-r4.md: New.
18376 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18378 * config/arm/arm.md: Include cortex-r4.md.
18379 (insn): Add smmls, sdiv and udiv values.
18380 (generic_sched): Don't use generic scheduling for Cortex-R4.
18381 (arm_issue_rate): New function.
18382 (TARGET_SCHED_ISSUE_RATE): Define.
18384 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18386 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18388 2008-03-10 Richard Guenther <rguenther@suse.de>
18390 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18391 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18393 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18395 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18396 Set default to true.
18398 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18400 * c.opt (Wsynth): Deprecate.
18401 * doc/invoke.texi (Option Summary, Warning Options): Document
18402 -Wno-format-contains-nul.
18404 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18407 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18408 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18410 2008-03-09 Ira Rosen <irar@il.ibm.com>
18412 * config/rs6000/rs6000.c (builtin_description): Rename vector
18413 left shift operations.
18414 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18415 (altivec_vsl<VI_char>): Rename to ...
18416 (ashl<mode>3): ... new name.
18417 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18419 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18421 2008-03-08 Richard Guenther <rguenther@suse.de>
18423 * coverage.h (tree_coverage_counter_addr): Declare.
18424 * coverage.c (tree_coverage_counter_addr): New function.
18425 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18426 before using again.
18427 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18428 (tree_gen_one_value_profiler): Likewise.
18429 (tree_gen_ic_profiler): Likewise.
18430 (tree_gen_average_profiler): Likewise.
18431 (tree_gen_ior_profiler): Likewise.
18433 2008-03-08 Richard Guenther <rguenther@suse.de>
18435 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18436 (vn_binary_op_insert): Likewise.
18437 (vn_unary_op_lookup): Likewise.
18438 (vn_unary_op_insert): Likewise.
18439 (vn_nary_op_lookup): Declare.
18440 (vn_nary_op_insert): Likewise.
18441 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18442 and binary hashes, use a single obstack for unary_op_pool
18443 and binary_op_pool.
18444 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18445 a single struct vn_nary_op_s. Store tree code length and
18446 a variable number of operands.
18447 (struct vn_reference_op_struct): Remove unused op2.
18448 (vn_reference_op_eq): Do not compare op2.
18449 (vn_reference_op_compute_hash): Do not compute hash of op2.
18450 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18451 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18452 with vn_nary_op_compute_hash.
18453 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18454 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18456 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18458 (visit_unary_op): Call nary functions.
18459 (visit_binary_op): Likewise.
18460 (process_scc): Adjust for struct vn_tables_s changes.
18461 (allocate_vn_table): Likewise.
18462 (free_vn_table): Likewise.
18463 * tree-vn.c (vn_add): Call nary functions.
18464 (vn_lookup): Likewise.
18466 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18469 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18470 wdst back after sync_compare_and_swapqhi_internal.
18472 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18475 * config/i386/i386-modes.def (V1DI): New vector mode.
18476 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18477 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18478 (MMXMODE248): Ditto.
18479 (MMXMODE): Add V1DI mode.
18480 (mmxvecsize): Change DI mode to V1DI mode.
18481 ("mov<mode>): Use MMXMODEI8 mode iterator.
18482 ("*mov<mode>_internal_rex64"): Ditto.
18483 ("*mov<mode>_internal"): Ditto.
18484 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18485 ("mmx_sub<mode>3"): Ditto.
18486 ("mmx_adddi3"): Remove insn pattern.
18487 ("mmx_subdi3"): Ditto.
18488 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18489 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18490 ("mmx_ashl<mode>3"): Ditto.
18491 ("mmx_lshrdi3"): Remove insn pattern.
18492 ("mmx_ashldi3"): Ditto.
18493 * config/i386/i386.c (classify_argument): Handle V1DImode.
18494 (function_arg_advance_32): Ditto.
18495 (function_arg_32): Ditto.
18496 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18497 mmx_addv1di3 insn pattern.
18498 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18499 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18500 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18501 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18502 Remove definitions of built-in functions.
18503 (V1DI_type_node): New node.
18504 (v1di_ftype_v1di_int): Ditto.
18505 (v1di_ftype_v1di_v1di): Ditto.
18506 (v2si_ftype_v2si_si): Ditto.
18507 (v4hi_ftype_v4hi_di): Remove node.
18508 (v2si_ftype_v2si_di): Ditto.
18509 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18510 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18511 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18512 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18513 Add new builtins using def_builtin_const.
18514 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18515 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18516 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18517 * config/i386/mmintrin.h (__v1di): New typedef.
18518 (_mm_add_si64): Cast arguments to __v1di type.
18519 (_mm_sub_si64): Ditto.
18520 (_mm_sll_pi16): Cast __count to __v4hi type.
18521 (_mm_sll_pi32): Cast __count to __v2si type.
18522 (_mm_sll_si64): Cast arguments to __v1di type.
18523 (_mm_srl_pi16): Cast __count to __v4hi type.
18524 (_mm_srl_pi32): Cast __count to __v2si type.
18525 (_mm_srl_si64): Cast arguments to __v1di type.
18526 (_mm_sra_pi16): Cast __count to __v4hi type.
18527 (_mm_sra_pi32): Cast __count to __v2si type.
18528 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18529 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18530 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18531 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18532 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18533 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18534 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18535 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18536 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18537 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18538 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18539 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18541 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18543 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18545 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18548 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18549 reg+const addressing for Altivec modes. Don't generate reg+reg
18550 addressing for TFmode or TDmode quantities.
18552 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18554 * c-common.c (vector_types_convertible_p): Call langhook
18555 instead of comptypes.
18557 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18560 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18561 integral and scalar float variables which have a
18564 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18566 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18567 dwarf_register_span hook when emitting unwind information for
18568 register-to-memory saves.
18569 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18570 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18572 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18574 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18575 for the same VAR_DECL.
18577 2008-03-06 Tom Tromey <tromey@redhat.com>
18579 * treelang: Delete.
18580 * doc/standards.texi (Standards): Don't mention treelang.
18581 * doc/invoke.texi (Overall Options): Don't mention treelang.
18582 * doc/install.texi (Prerequisites): Don't mention bison or
18584 (Configuration): Don't mention treelang.
18585 (Building): Likewise.
18586 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18588 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18590 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18591 word-extractions out of a multi-word object.
18593 2008-03-06 Richard Guenther <rguenther@suse.de>
18595 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18596 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18597 result type and precision.
18598 * expr.c (get_inner_reference): Set unsignedp based on the result
18599 type of BIT_FIELD_REF.
18600 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18601 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18602 (try_instantiate_multiple_fields): Likewise. Use the correct type
18604 (sra_build_assignment): Likewise.
18605 (sra_build_elt_assignment): Likewise.
18606 (sra_explode_bitfield_assignment): Likewise.
18607 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18608 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18609 set BIT_FIELD_REF_UNSIGNED.
18610 (vectorizable_load): Likewise.
18612 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18614 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18617 2008-03-06 Richard Guenther <rguenther@suse.de>
18619 * alias.c (struct alias_set_entry): Move has_zero_child field
18620 to pack with alias_set.
18622 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18624 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18627 2008-03-05 Ian Lance Taylor <iant@google.com>
18629 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18631 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18633 * fwprop.c (update_df): Support width and offset parameters of
18635 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18636 global_conflicts): Change DF_REF_EXTRACT to either
18637 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18638 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18639 * df-scan.c (df_ref_record, df_defs_record,
18640 df_ref_create_structure, df_def_record_1, df_uses_record,
18641 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18642 df_bb_refs_collect, df_entry_block_defs_collect,
18643 df_exit_block_uses_collect): Support new width and offset fields.
18644 (ref_extract_pool): New storage pool.
18645 (df_free_ref): New function.
18646 (df_reg_chain_unlink, df_free_collection_rec,
18647 df_sort_and_compress_refs): Call df_free_ref.
18648 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18650 (df_ref_create_structure): Allocate df_ref_extract if offset and
18651 width fields are used.
18652 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18653 (df_uses_record): Get offset and width from ZERO_EXTRACT
18655 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18656 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18657 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18658 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18659 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18660 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18661 (df_ref_extract): New structure.
18662 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18663 (df_ref_create): Add width and offset parameters.
18665 2008-03-05 Richard Guenther <rguenther@suse.de>
18667 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18668 Use ranges_overlap_p.
18669 (offset_overlaps_with_access): Rename
18670 to ranges_overlap_p and move ...
18671 * tree-flow-inline.h (ranges_overlap_p): ... here.
18673 * tree.h (get_inner_reference, handled_component_p): Update
18676 * tree.h (record_component_aliases, get_alias_set,
18677 alias_sets_conflict_p, alias_sets_must_conflict_p,
18678 objects_must_conflict_p): Move declarations ...
18679 * alias.h (record_component_aliases, get_alias_set,
18680 alias_sets_conflict_p, alias_sets_must_conflict_p,
18681 objects_must_conflict_p): ... here.
18682 Include coretypes.h.
18683 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18685 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18687 * cfg.c: Include tree-flow.h.
18688 (remove_edge_raw): Call redirect_edge_var_map_clear.
18689 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18690 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18691 (redirect_edge_var_map_result): New.
18692 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18693 PENDING_STMT use with redirect_edge_var_map_*.
18694 * tree-ssa.c (edge_var_maps): New definition.
18695 (redirect_edge_var_map_add): New.
18696 (redirect_edge_var_map_clear): New.
18697 (redirect_edge_var_map_dup): New.
18698 (redirect_edge_var_map_vector): New.
18699 (redirect_edge_var_map_destroy): New.
18700 (ssa_redirect_edge): Replace PENDING_STMT use with
18701 redirect_edge_var_map_*.
18702 (flush_pending_stmts): Same.
18703 (delete_tree_ssa): Destroy edge var map.
18704 * tree-flow.h (struct _edge_var_map): New.
18705 Define edge_var_map vector type.
18706 Declare redirect_edge_var_map_* prototypes.
18707 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18708 * tree-cfg.c (reinstall_phi_args): Replace
18709 PENDING_STMT use with redirect_edge_var_map_*.
18711 2008-03-05 Richard Guenther <rguenther@suse.de>
18713 PR tree-optimization/35472
18714 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18715 whose single use_stmt has a overlapping set of loaded and
18716 stored symbols as that use_stmt might be a noop assignment then.
18718 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18720 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18722 2008-03-05 Richard Guenther <rguenther@suse.de>
18725 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18726 should be constants.
18727 * tree-cfg.c (verify_expr): Verify it.
18728 * fold-const.c (fold_truthop): Remove code generating
18729 BIT_FIELD_REFs of structure bases.
18730 (fold_binary): Likewise.
18731 (fold_ternary): Position and size of BIT_FIELD_REFs are
18732 always host integers.
18733 (make_bit_field_ref): Remove.
18734 (optimize_bit_field_compare): Remove.
18735 (all_ones_mask_p): Remove.
18737 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18740 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18741 (split_block_and_df_analyze): New. Split basic block and rebuild
18743 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18745 (split_pattern_seq): Likewise.
18746 (erase_matching_seqs): Likewise.
18747 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18749 2008-03-04 Geoff Keating <geoffk@apple.com>
18751 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18752 declaration and code.
18753 (tree_invalid_nonnegative_warnv_p): Likewise.
18755 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18757 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18758 examples. Truncate option-names then causing overfull hbox.
18760 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18763 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18765 * configure: Rebuilt.
18767 2008-03-04 Rafael Espindola <espindola@google.com>
18769 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18770 (tree_unary_nonnegative_warnv_p): New.
18771 (tree_binary_nonnegative_warnv_p): New.
18772 (tree_single_nonnegative_warnv_p): New.
18773 (tree_invalid_nonnegative_warnv_p): New.
18774 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18776 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18779 * opts.c (handle_option): Postpone 'unknown option' errors only for
18782 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18785 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18788 2008-03-04 Rafael Espindola <espindola@google.com>
18790 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18791 (tree_binary_nonzero_warnv_p): New.
18792 (tree_single_nonzero_warnv_p): New.
18793 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18795 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18797 PR middle-end/35456
18798 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18799 transformations for modes that have signed zeros.
18800 * ifcvt.c (noce_try_abs): Ditto.
18802 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18804 * config/i386/i386.c (override_options): Force
18805 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18807 2008-03-04 Jan Hubicka <jh@suse.cz>
18810 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18813 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18815 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18816 label to probe the stack.
18818 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18820 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18821 (__gthr_win32_mutex_destroy): Declare.
18822 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18823 __gthr_win32_mutex_destroy.
18824 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18826 2008-03-03 Jan Hubicka <jh@suse.cz>
18829 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18830 aggressive on inlining cold calls.
18832 2008-03-03 Richard Guenther <rguenther@suse.de>
18834 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18835 struct copies into the expression table.
18836 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18837 (try_to_simplify): Likewise.
18838 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18839 integral and pointer arguments which do not change the
18840 precision to NOP_EXPRs.
18841 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18842 VIEW_CONVERT_EXPR case.
18844 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18846 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18847 defined in a loop at depth 0 is invariant.
18848 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18849 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18850 be called at loop depth 0.
18852 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18855 * gcc.c (process_command): Update copyright notice dates.
18856 * gcov.c (print_version): Likewise.
18857 * gcov-dump.c (print_version): Likewise.
18858 * mips-tfile.c (main): Likewise.
18859 * mips-tdump.c (main): Likewise.
18861 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18864 * c-common.c (flag_permissive): Delete.
18865 (constant_expression_warnings): Check flags first.
18866 (constant_expression_error): New.
18867 * c-common.h (flag_permissive): Delete.
18868 (constant_expression_error): Declare.
18869 * flags.h (flag_permissive): Declare. Update description.
18870 * diagnostic.c (pedwarn): Update.
18872 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18873 (permissive_error_kind): New.
18874 * toplev.c (flag_permissive): Define. Update description.
18875 * toplev.h (permissive_error_kind): Declare.
18876 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18877 (pedwarn_c90): Use pedantic_warning_kind.
18878 * c-opts.c (c_common_post_options): flag_permissive does not affect
18879 flag_pedantic_errors.
18881 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18883 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18884 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18885 __absvsi2, __absvDI2): Use unsigned arithmetic.
18887 2008-03-02 Andi Kleen <ak@suse.de>
18888 Richard Guenther <rguenther@suse.de>
18890 * struct-equiv.c: Remove file.
18891 * cfg_cleanup.c (condjump_equiv_p): Remove.
18892 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18893 (struct-equiv.o): Remove rule.
18894 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18895 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18896 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18898 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18900 * ifcvt.c (noce_process_if_block): Try to handle only the then
18901 block if the else block exists but isn't suitable.
18903 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18906 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18907 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18908 regression from previous patch.
18910 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18913 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18915 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18916 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18917 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18918 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18919 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18920 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18921 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18922 (__gthread_mutex_destroy_function): Rename to
18923 __gthread_mutex_destroy.
18924 * gthr-dce.h (__gthread_mutex_destroy): Call
18925 pthread_mutex_destroy.
18926 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18927 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18928 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18930 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18932 * df-scan.c (df_ref_chain_change_bb): Simplify.
18933 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18934 set_block_for_insn if there's any change.
18935 * df.h ((df_insn_change_bb): Fix prototype.
18936 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18937 df_insn_change_bb, don't call set_block_for_insn.
18938 * emit-rtl.c (reorder_insns): Likewise.
18939 * haifa-sched.c (move_insn): Likewise.
18941 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18943 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18945 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18947 * tree-flow-inline.h (next_readonly_imm_use): Return
18948 NULL_USE_OPERAND_P after the end.
18950 2008-03-01 Richard Guenther <rguenther@suse.de>
18952 PR tree-optimization/35411
18953 * tree-sra.c (sra_build_assignment): Split conversion to
18954 final type to a separate statement if we are not assigning
18957 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18959 * fold-const.c (fold_convertible_p): Correct the logic to follow
18960 that in fold_convert().
18962 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18965 * tree-inline.c (build_duplicate_type): When we make a
18966 duplicate type, make it unique in the canonical types system.
18968 2008-02-29 Tom Tromey <tromey@redhat.com>
18970 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18971 input_file_stack_history, input_file_stack_restored): Remove.
18972 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18973 * input.h (struct file_stack): Remove.
18974 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18975 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18977 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18979 (diagnostic_last_module_changed): Add 'map' argument.
18980 (diagnostic_set_last_function): Likewise.
18981 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18982 line map, not input_file_stack.
18983 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18985 2008-02-29 Paul Brook <paul@codesourcery.com>
18987 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18989 2008-02-29 Paul Brook <paul@codesourcery.com>
18991 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18993 2008-02-29 Richard Guenther <rguenther@suse.de>
18995 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18997 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18998 value for comparing for a store match.
18999 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19000 (try_to_simplify): Do not do a full-blown reference lookup.
19002 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19004 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19005 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19007 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19009 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19011 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19012 strides against cache sizes.
19014 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19016 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19019 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19021 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19022 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19023 is smaller than the original promoted value.
19024 (simplify_subreg): If OP is a SUBREG, try to preserve its
19025 SUBREG_PROMOTED_VAR_P information.
19027 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19029 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19030 (VN_INFO_GET): Allocate new objects on the obstack.
19031 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19032 for rpo_numbers_temp, for consistency.
19033 (free_scc_vn): Free the obstack.
19035 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19037 * doc/invoke.texi: Document -ftree-loop-distribution.
19038 * tree-loop-distribution.c: New.
19039 * tree-pass.h (pass_loop_distribution): New.
19040 * graphds.h (struct graph): Add htab_t indices.
19041 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19042 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19043 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19044 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19045 * tree-data-ref.c (debug_data_dependence_relations): New.
19046 (dump_data_dependence_relation): Also print data references.
19047 (free_data_ref): Extern.
19048 (same_access_functions): Moved...
19049 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19050 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19051 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19052 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19053 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19054 (stmts_from_loop): Skip LABEL_EXPR.
19055 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19057 (build_rdg): Initialize rdg->indices htab.
19058 (free_rdg, stores_from_loop, ref_base_address,
19059 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19060 have_similar_memory_accesses_1, ref_base_address_1,
19061 remove_similar_memory_refs): New.
19062 * tree-data-ref.h: Depend on tree-chrec.h.
19063 (debug_data_dependence_relations, free_data_ref): Declared.
19064 (same_access_functions): ... here.
19065 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19067 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19068 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19069 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19070 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19071 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19072 rdg_vertex_for_stmt): Declared.
19073 (struct rdg_edge): Add level.
19075 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19076 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19078 (rdg_has_similar_memory_accesses): New.
19079 * tree-vect-analyze.c: Remove unused static decls.
19080 * lambda.h (dependence_level): New.
19081 * common.opt (ftree-loop-distribution): New.
19082 * tree-flow.h (mark_virtual_ops_in_bb,
19083 slpeel_tree_duplicate_loop_to_edge_cfg,
19084 rename_variables_in_loop): Declared.
19085 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19086 (OBJS-common): Add tree-loop-distribution.o.
19087 (tree-loop-distribution.o): New rule.
19088 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19089 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19090 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19092 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19095 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19096 other than structures and unions.
19098 2008-02-28 Richard Guenther <rguenther@suse.de>
19101 2008-02-26 Richard Guenther <rguenther@suse.de>
19103 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19104 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19105 (lookup_decl_from_uid): Declare.
19106 (remove_decl_from_map): Likewise.
19107 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19108 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19109 (decl_for_uid_map): New global hashtable mapping DECL_UID
19111 (init_ttree): Allocate it.
19112 (insert_decl_to_uid_decl_map): New helper function.
19113 (make_node_stat): Insert new decls into the map.
19114 (copy_node_stat): Likewise.
19115 (lookup_decl_from_uid): New function.
19116 (remove_decl_from_map): Likewise.
19117 (print_decl_for_uid_map_statistics): New helper.
19118 (dump_tree_statistics): Call it.
19120 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19121 (referenced_var_iterator): Adjust.
19122 (FOR_EACH_REFERENCED_VAR): Adjust.
19123 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19124 (num_referenced_vars): Adjust.
19125 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19126 (first_referenced_var): Remove.
19127 (end_referenced_vars_p): Likewise.
19128 (next_referenced_var): Likewise.
19129 (referenced_var_iterator_set): New helper function.
19130 * tree-dfa.c (referenced_var_lookup): Adjust.
19131 (referenced_var_check_and_insert): Likewise.
19132 (remove_referenced_var): Likewise.
19133 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19134 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19135 (verify_call_clobbering): Likewise.
19136 (verify_memory_partitions): Likewise.
19137 (init_tree_ssa): Allocate bitmap instead of hashtable for
19139 (delete_tree_ssa): Adjust.
19140 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19141 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19142 (compute_tag_properties): Likewise.
19143 (set_initial_properties): Likewise.
19144 (find_partition_for): Likewise.
19145 (update_reference_counts): Likewise.
19146 (dump_may_aliases_for): Likewise.
19147 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19148 (add_call_clobber_ops): Likewise.
19149 (add_call_read_ops): Likewise.
19150 (get_asm_expr_operands): Likewise.
19151 * tree-into-ssa.c (dump_decl_set): Likewise.
19152 (update_ssa): Likewise.
19153 * tree-sra.c (scan_function): Likewise.
19154 (decide_instantiations): Likewise.
19155 (scalarize_parms): Likewise.
19156 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19157 (dsa_named_for): Likewise.
19158 * tree-ssa-structalias.c (update_alias_info): Likewise.
19159 (merge_smts_into): Likewise.
19161 2008-02-27 David Daney <ddaney@avtrex.com>
19164 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19165 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19166 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19167 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19168 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19170 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19173 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19174 (BUILT_IN_NEXTTOWARD): Remove.
19175 (BUILT_IN_NEXTTOWARDF): Ditto.
19176 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19177 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19179 2008-02-27 Tom Tromey <tromey@redhat.com>
19181 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19182 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19184 2008-02-27 Jan Beulich <jbeulich@novell.com>
19186 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19187 update the respective field on newdecl.
19189 2008-02-27 Revital Eres <eres@il.ibm.com>
19191 PR rtl-optimization/34999
19192 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19193 crossing edges that ends with a call insn.
19194 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19195 call insn and clear the EDGE_CROSSING flag of the crossing edge
19196 when fixing fallthru edges.
19198 2008-02-27 Richard Guenther <rguenther@suse.de>
19200 PR middle-end/35390
19201 * fold-const.c (fold_unary): Return the correct argument,
19202 converted to the result type.
19204 2008-02-27 Richard Guenther <rguenther@suse.de>
19206 PR middle-end/34971
19207 * expr.c (expand_expr_real_1): Assert on rotates that operate
19209 * fold-const.c (fold_binary): Use the types precision, not the
19210 bitsize of the mode if folding rotate expressions. Build rotates
19211 only for full modes.
19213 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19215 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19216 and CPP_PRAGMA_EOL.
19217 * c-pragma.c (pragma_ns_name): New typedef.
19218 (registered_pp_pragmas): New variable.
19219 (c_pp_lookup_pragma): New function.
19220 (c_register_pragma_1): If flag_preprocess_only, do nothing
19221 for non-expanded pragmas, for expanded ones push pragma's
19222 namespace and name into registered_pp_pragmas vector.
19223 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19224 flag_preprocess_only, don't register GCC pch_preprocess
19225 pragma if flag_preprocess_only.
19226 * c-opts.c (c_common_init): Call init_pragma even if
19227 flag_preprocess_only.
19228 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19229 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19230 cpp_register_pragma if flag_preprocess_only.
19232 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19235 * c-parser.c (c_parser_translation_unit): Warn for empty
19236 translation unit, not empty source file.
19238 2008-02-26 Paul Brook <paul@codesourcery.com>
19240 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19241 operand for Thumb-2.
19242 * config/arm/arm.h (reg_class): Add CORE_REGS.
19243 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19244 (BASE_REG_CLASS): Use CORE_REGS.
19245 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19246 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19247 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19248 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19249 ARM_REGNO_OK_FOR_INDEX_P.
19250 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19251 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19252 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19253 (ldm/stm peepholes): Ditto.
19254 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19255 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19256 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19257 * config/arm/constraints.md: Enable "k" constraint on ARM.
19259 2008-02-27 Ben Elliston <bje@au.ibm.com>
19261 * config/rs6000/rs6000.c: Annotate cache line size field in all
19262 instances of struct processor_costs.
19264 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19266 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19267 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19268 jump_bypass): New counters.
19269 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19270 * dce.c (gate_ud_dce): Same.
19271 (gate_fast_dce): Same.
19272 * dse.c (gate_dse1): New function.
19273 (gate_dse2): New function.
19274 (gate_dse): Merge results of new gate functions.
19275 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19276 (gate_handle_jump_bypass): Add dbg_cnt.
19277 (gate_handle_gcse): Add dbg_cnt.
19278 * ifcvt.c (gate_handle_if_conversion): Same.
19279 (gate_handle_if_after_combine): Same.
19280 (gate_handle_if_after_reload): Same.
19281 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19283 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19285 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19287 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19289 2008-02-26 Jason Merrill <jason@redhat.com>
19292 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19293 alone if it's the naming decl for the type's main variant.
19295 2008-02-26 Tom Tromey <tromey@redhat.com>
19297 * system.h (USE_MAPPED_LOCATION): Poison.
19298 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19299 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19300 (make_goto_expr_edges): Likewise.
19301 (remove_bb): Likewise.
19302 (execute_warn_function_return): Likewise.
19303 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19305 * c-common.c (fname_decl): Remove old location code.
19306 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19308 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19310 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19311 (gen_rtx_ASM_INPUT): Likewise.
19312 (gen_rtx_ASM_INPUT_loc): Likewise.
19313 (get_rtx_asm_OPERANDS): Remove.
19314 * cfglayout.c (insn_locators_alloc): Remove old location code.
19315 (set_curr_insn_source_location): Likewise.
19316 (curr_insn_locator): Likewise.
19317 * print-tree.c (print_node): Remove old location code.
19318 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19319 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19320 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19321 location_from_locus.
19322 (construct_exit_block): Remove old location code.
19323 * emit-rtl.c (force_next_line_note): Remove old location code.
19324 * profile.c (branch_prob): Remove old location code.
19325 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19326 LOC_LINE): Remove old-location variants.
19327 * langhooks.c (lhd_print_error_function): Remove old location
19329 * configure, config.in: Rebuilt.
19330 * configure.ac (--enable-mapped-location): Remove.
19331 * c-decl.c (c_init_decl_processing): Remove old location code.
19332 (finish_function): Likewise.
19333 * recog.c (decode_asm_operands): Remove old location code.
19334 * c-pch.c (c_common_read_pch): Remove old location code.
19335 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19337 * gimple-low.c (lower_function_body): Remove old location code.
19338 * toplev.c (unknown_location): Remove.
19339 (push_srcloc): Remove old-location variant.
19340 (process_options): Remove old location code.
19341 (lang_dependent_init): Likewise.
19342 * input.h (UNKNOWN_LOCATION): Move definition.
19343 (location_t): Undeprecate.
19344 (source_locus): Remove.
19345 (location_from_locus): Remove.
19346 (struct location_s): Remove.
19347 Remove all old-location code.
19348 (input_line, input_filename): Remove.
19349 * final.c (final_scan_insn): Remove old location code.
19350 * diagnostic.c (diagnostic_build_prefix): Remove
19351 USE_MAPPED_LOCATION test.
19352 * tree.h (gimple_stmt) <locus>: Now a location_t.
19353 (tree_exp) <locus>: Likewise.
19354 (DECL_IS_BUILTIN): Remove old-location variant.
19355 (annotate_with_file_line, annotate_with_locus): Likewise.
19356 (expr_locus, set_expr_locus): Update.
19357 * tree.c (build1_stat): Remove old location code.
19358 (last_annotated_node): Remove.
19359 (annotate_with_file_line): Remove old-location variant.
19360 (annotate_with_locus): Likewise.
19361 (expr_location): Remove old location code.
19362 (set_expr_location): Likewise.
19363 (expr_has_location): Likewise.
19364 (expr_locus): Likewise.
19365 (set_expr_locus): Likewise.
19366 (expr_filename): Don't use location_from_locus.
19367 (expr_lineno): Likewise.
19368 * rtl-error.c (location_for_asm): Remove old location code.
19369 * c-lex.c (cb_line_change): Remove old location code.
19370 (fe_file_change): Likewise.
19371 (cb_def_pragma): Likewise.
19372 (c_lex_with_flags): Likewise.
19373 * gengtype.c (do_typedef): Don't special-case location types.
19374 (define_location_structures): Remove.
19375 (main): Don't call define_location_structures.
19376 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19379 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19382 * builtins.def (BUILT_IN_STDARG_START): Remove.
19383 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19384 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19385 * tree-inline.c (inline_forbidden_p_1): Likewise.
19387 2008-02-26 Richard Guenther <rguenther@suse.de>
19389 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19390 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19391 (lookup_decl_from_uid): Declare.
19392 (remove_decl_from_map): Likewise.
19393 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19394 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19395 (decl_for_uid_map): New global hashtable mapping DECL_UID
19397 (init_ttree): Allocate it.
19398 (insert_decl_to_uid_decl_map): New helper function.
19399 (make_node_stat): Insert new decls into the map.
19400 (copy_node_stat): Likewise.
19401 (lookup_decl_from_uid): New function.
19402 (remove_decl_from_map): Likewise.
19403 (print_decl_for_uid_map_statistics): New helper.
19404 (dump_tree_statistics): Call it.
19406 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19407 (referenced_var_iterator): Adjust.
19408 (FOR_EACH_REFERENCED_VAR): Adjust.
19409 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19410 (num_referenced_vars): Adjust.
19411 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19412 (first_referenced_var): Remove.
19413 (end_referenced_vars_p): Likewise.
19414 (next_referenced_var): Likewise.
19415 (referenced_var_iterator_set): New helper function.
19416 * tree-dfa.c (referenced_var_lookup): Adjust.
19417 (referenced_var_check_and_insert): Likewise.
19418 (remove_referenced_var): Likewise.
19419 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19420 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19421 (verify_call_clobbering): Likewise.
19422 (verify_memory_partitions): Likewise.
19423 (init_tree_ssa): Allocate bitmap instead of hashtable for
19425 (delete_tree_ssa): Adjust.
19426 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19427 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19428 (compute_tag_properties): Likewise.
19429 (set_initial_properties): Likewise.
19430 (find_partition_for): Likewise.
19431 (update_reference_counts): Likewise.
19432 (dump_may_aliases_for): Likewise.
19433 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19434 (add_call_clobber_ops): Likewise.
19435 (add_call_read_ops): Likewise.
19436 (get_asm_expr_operands): Likewise.
19437 * tree-into-ssa.c (dump_decl_set): Likewise.
19438 (update_ssa): Likewise.
19439 * tree-sra.c (scan_function): Likewise.
19440 (decide_instantiations): Likewise.
19441 (scalarize_parms): Likewise.
19442 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19443 (dsa_named_for): Likewise.
19444 * tree-ssa-structalias.c (update_alias_info): Likewise.
19445 (merge_smts_into): Likewise.
19447 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19450 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19451 * c-opts.c (c_common_handle_option): Wall enables
19452 Wvolatile-register-var.
19453 * common.opt: Move Wvolatile-register-var to...
19456 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19458 * common.opt (Wlarger-than=): New.
19459 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19461 * opts.c (common_handle_option): Handle -Wlarger-than=.
19462 * optc-gen.awk: Likewise.
19463 * opth-gen.awk: Likewise.
19464 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19465 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19467 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19469 * c-common.c (match_case_to_enum_1): Add appropriate
19470 OPT_W* parameter to warning.
19471 (c_do_switch_warnings): Likewise.
19472 * c-typeck.c (warning_init): Add one more parameter following
19473 'warning' function.
19474 (push_init_level): Update call to warning_init.
19475 (pop_init_level): Likewise.
19476 (add_pending_init): Likewise.
19477 (output_init_element: Likewise.
19479 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19482 * toplev.c (toplev_main): If there are warnings or error, print
19483 errors for ignored options.
19484 * opts.c (ignored_options): New static variable.
19485 (postpone_unknown_option_error): New.
19486 (print_ignored_options): New.
19487 (handle_option): Postpone errors for unknown -Wno-* options.
19488 * opts.h (print_ignored_options): Declare.
19490 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19492 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19495 2008-02-25 Richard Guenther <rguenther@suse.de>
19498 2008-02-25 Richard Guenther <rguenther@suse.de>
19500 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19501 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19502 (lookup_decl_from_uid): Declare.
19503 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19504 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19505 (decl_for_uid_map): New global hashtable mapping DECL_UID
19507 (init_ttree): Allocate it.
19508 (insert_decl_to_uid_decl_map): New helper function.
19509 (make_node_stat): Insert new decls into the map.
19510 (copy_node_stat): Likewise.
19511 (lookup_decl_from_uid): New function.
19512 (print_decl_for_uid_map_statistics): New helper.
19513 (dump_tree_statistics): Call it.
19515 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19516 (referenced_var_iterator): Adjust.
19517 (FOR_EACH_REFERENCED_VAR): Adjust.
19518 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19519 (num_referenced_vars): Adjust.
19520 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19521 (first_referenced_var): Remove.
19522 (end_referenced_vars_p): Likewise.
19523 (next_referenced_var): Likewise.
19524 (referenced_var_iterator_set): New helper function.
19525 * tree-dfa.c (referenced_var_lookup): Adjust.
19526 (referenced_var_check_and_insert): Likewise.
19527 (remove_referenced_var): Likewise.
19528 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19529 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19530 (verify_call_clobbering): Likewise.
19531 (verify_memory_partitions): Likewise.
19532 (init_tree_ssa): Allocate bitmap instead of hashtable for
19534 (delete_tree_ssa): Adjust.
19535 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19536 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19537 (compute_tag_properties): Likewise.
19538 (set_initial_properties): Likewise.
19539 (find_partition_for): Likewise.
19540 (update_reference_counts): Likewise.
19541 (dump_may_aliases_for): Likewise.
19542 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19543 (add_call_clobber_ops): Likewise.
19544 (add_call_read_ops): Likewise.
19545 (get_asm_expr_operands): Likewise.
19546 * tree-into-ssa.c (dump_decl_set): Likewise.
19547 (update_ssa): Likewise.
19548 * tree-sra.c (scan_function): Likewise.
19549 (decide_instantiations): Likewise.
19550 (scalarize_parms): Likewise.
19551 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19552 (dsa_named_for): Likewise.
19553 * tree-ssa-structalias.c (update_alias_info): Likewise.
19554 (merge_smts_into): Likewise.
19556 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19559 * doc/invoke.texi (-fcx-limited-range): Document new option.
19560 * toplev.c (process_options): Handle -fcx-fortran-rules.
19561 * common.opt: Add documentation for -fcx-fortran-rules.
19563 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19566 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19567 actual behaviour and C99.
19569 2008-02-26 Ben Elliston <bje@au.ibm.com>
19571 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19572 (ASM_CPU_POWER6_SPEC): Likewise.
19573 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19574 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19575 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19577 2008-02-25 Richard Guenther <rguenther@suse.de>
19579 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19580 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19581 (lookup_decl_from_uid): Declare.
19582 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19583 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19584 (decl_for_uid_map): New global hashtable mapping DECL_UID
19586 (init_ttree): Allocate it.
19587 (insert_decl_to_uid_decl_map): New helper function.
19588 (make_node_stat): Insert new decls into the map.
19589 (copy_node_stat): Likewise.
19590 (lookup_decl_from_uid): New function.
19591 (print_decl_for_uid_map_statistics): New helper.
19592 (dump_tree_statistics): Call it.
19594 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19595 (referenced_var_iterator): Adjust.
19596 (FOR_EACH_REFERENCED_VAR): Adjust.
19597 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19598 (num_referenced_vars): Adjust.
19599 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19600 (first_referenced_var): Remove.
19601 (end_referenced_vars_p): Likewise.
19602 (next_referenced_var): Likewise.
19603 (referenced_var_iterator_set): New helper function.
19604 * tree-dfa.c (referenced_var_lookup): Adjust.
19605 (referenced_var_check_and_insert): Likewise.
19606 (remove_referenced_var): Likewise.
19607 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19608 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19609 (verify_call_clobbering): Likewise.
19610 (verify_memory_partitions): Likewise.
19611 (init_tree_ssa): Allocate bitmap instead of hashtable for
19613 (delete_tree_ssa): Adjust.
19614 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19615 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19616 (compute_tag_properties): Likewise.
19617 (set_initial_properties): Likewise.
19618 (find_partition_for): Likewise.
19619 (update_reference_counts): Likewise.
19620 (dump_may_aliases_for): Likewise.
19621 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19622 (add_call_clobber_ops): Likewise.
19623 (add_call_read_ops): Likewise.
19624 (get_asm_expr_operands): Likewise.
19625 * tree-into-ssa.c (dump_decl_set): Likewise.
19626 (update_ssa): Likewise.
19627 * tree-sra.c (scan_function): Likewise.
19628 (decide_instantiations): Likewise.
19629 (scalarize_parms): Likewise.
19630 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19631 (dsa_named_for): Likewise.
19632 * tree-ssa-structalias.c (update_alias_info): Likewise.
19633 (merge_smts_into): Likewise.
19635 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19638 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19639 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19640 * alias.h (nonoverlapping_memrefs_p): Likewise.
19642 2008-02-25 Jan Beulich <jbeulich@novell.com>
19644 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19645 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19646 __emultls_get_address, __emultls_register_common,
19647 __floatundi?f, and _Unwind_GetIPInfo.
19648 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19649 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19650 (gen_regparm_prefix): Likewise.
19651 (i386_nlm_encode_section_info): Sync with
19652 config/i386/winnt.c:i386_pe_encode_section_info().
19653 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19654 i386_nlm_mangle_decl_assembler_name): New.
19655 (netware_override_options): New.
19656 * config/i386/netware.h (netware_override_options): Declare.
19657 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19658 (i386_nlm_mangle_decl_assembler_name): Declare.
19659 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19661 2008-02-25 Ben Elliston <bje@au.ibm.com>
19664 * c-decl.c (grokdeclarator): Remove unused local variables
19665 `typedef_type' and `type_as_written'.
19667 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19668 unused local variable `has_hot_blocks'.
19669 (fix_crossing_conditional_branches): Remove unused local variable
19672 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19674 PR middle-end/19984
19675 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19676 using DEF_C99_BUILTIN.
19677 (BUILT_IN_NANF): Ditto.
19678 (BUILT_IN_NANL): Ditto.
19680 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19681 Revital Eres <eres@il.ibm.com>
19683 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19684 regarding the order of two dependent insns in the same row.
19686 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19688 * stor-layout.c (layout_decl): Do not bump the alignment of a
19689 bit-field to more than byte alignment if it is packed.
19691 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19693 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19696 2008-02-24 Diego Novillo <dnovillo@google.com>
19698 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19701 * tree-vrp.c (vrp_evaluate_conditional): With
19702 -Wtype-limits, emit a warning when comparing against a
19703 constant outside the natural range of OP0's type.
19704 * c.opt (Wtype-limits): Move ...
19705 * common.opt (Wtype-limits): ... here.
19707 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19709 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19710 * config/rs6000/e300c2c3.md: New file.
19711 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19713 (rs6000_override_options): Add e300c2 and e300c3 cases to
19714 processor_target_table. Do not allow usage of Altivec or Spe
19715 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19716 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19717 * config/rs6000/rs6000.h (processor_type): Add
19718 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19719 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19720 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19721 and ppce300c3. Include e300c2c3.md.
19723 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19725 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19726 instead of TARGET_STRICT_ALIGN.
19728 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19730 * explow.c (memory_address): Assert that the generated address is
19733 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19736 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19737 * config/darwin-ppc-ldouble-patch.def: New file.
19738 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19739 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19740 SUBTARGET_INIT_BUILTINS if defined.
19741 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19744 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19747 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19748 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19750 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19753 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19754 file" warning condtional on -Winvalid-PCH.
19756 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19758 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19760 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19764 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19765 prevent reload from using MMX registers.
19766 (*mov<mode>_internal): Ditto.
19767 (*movv2sf_internal_rex64): Ditto.
19768 (*movv2sf_internal): Ditto.
19770 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19772 PR documentation/31569
19773 * doc/install.texi2html: Use makeinfo --no-number-sections.
19775 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19777 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19778 ensure that we can address an entire entity > 8 bytes. Don't
19779 generate reg+reg addressing for such data.
19781 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19783 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19784 strings when optimizing for size, unless the target cares about
19787 2008-02-22 Tom Tromey <tromey@redhat.com>
19789 * regclass.c (current_pass): Remove declaration.
19791 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19793 * config/avr/libgcc.S (__RAMPZ__): Define.
19794 (__do_copy_data): Add for devices with 128KB code memory.
19796 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19798 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19800 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19802 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19804 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19807 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19810 * c-typeck.c (build_binary_op): Warn about floating point
19811 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19813 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19816 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19817 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19819 (rs6000_override_options): Set altivec_abi as default, not override,
19820 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19821 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19822 is used; use new member spe_abi.
19823 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19824 spe_abi and altivec_abi.
19826 2008-02-22 Tomas Bily <tbily@suse.cz>
19828 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19830 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19833 * config.build (build_file_translate): Set to `CMD //c' only if
19835 * Makefile.in (build_file_translate): Improve comment.
19837 2008-02-21 Jan Hubicka <jh@suse.cz>
19839 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19840 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19841 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19843 2008-02-21 Michael Matz <matz@suse.de>
19846 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19848 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19850 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19851 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19852 as insn constraint.
19853 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19854 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19855 SSE_VEC_FLOAT_MODE_P as insn constraint.
19856 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19857 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19858 sse4a_movntdf using MODEF mode iterator.
19859 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19860 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19861 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19862 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19863 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19864 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19865 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19867 2008-02-21 Richard Guenther <rguenther@suse.de>
19869 * tree.def (PAREN_EXPR): New tree code.
19870 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19872 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19873 * expr.c (expand_expr_real_1): Likewise.
19874 * tree-inline.c (estimate_num_insns_1): Likewise.
19875 * tree-complex.c (expand_complex_move): Likewise.
19876 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19879 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19882 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19884 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19887 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19889 * config/sh/sh.c (find_barrier): Don't go past
19890 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19892 2008-02-20 DJ Delorie <dj@redhat.com>
19894 * config/h8300/h8300.md (insv): Force source operand to be a register.
19896 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19897 as a jump, not as a plain insn.
19899 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19901 * doc/invoke.texi (Warning Options): Add new option
19902 -Wframe-larger-than=.
19903 (-Wframe-larger-than): Document.
19905 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19906 Add declarations for new option variables.
19908 * final.c (final_start_function): Check the frame size
19909 before emission and issue a Wframe-larger-than warning.
19911 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19912 Add definitions for new option variables.
19913 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19915 * common.opt (Wframe-larger-than=): New option.
19917 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19919 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19920 (<sse>_div<mode>3): Ditto.
19921 (<sse>_vmdiv<mode>3): Ditto.
19922 (<sse>_vmsqrt<mode>2): Ditto.
19923 (*smax<mode>3): Ditto.
19924 (sse5_frcz<mode>2): Ditto.
19925 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19926 as insn constraint.
19928 2008-02-20 Richard Guenther <rguenther@suse.de>
19930 PR middle-end/35265
19931 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19932 be happy with INTEGRAL_TYPE_P.
19934 2008-02-20 Richard Guenther <rguenther@suse.de>
19936 * fold-const.c (split_tree): Associate floatig-point expressions
19937 if flag_associative_math is set.
19939 2008-02-20 Richard Guenther <rguenther@suse.de>
19941 * tree.h (fold_real_zero_addition_p): Declare.
19942 * fold-const.c (fold_real_zero_addition_p): Export.
19943 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19944 floating-point operations with zero and one.
19946 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19948 * doc/install.texi: Correct references to CFLAGS, replacing them
19949 with BOOT_CFLAGS. Document flags used during bootstrap for
19952 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19954 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19955 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19956 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19958 (smin<mode>3): Ditto from similar patterns.
19959 (smax<mode>3): Ditto.
19960 (*ieee_smin<mode>3): Ditto.
19961 (*ieee_smax<mode>3): Ditto.
19962 * config/i386/sse.md (sse): New mode attribute.
19963 (mov<mode>): Macroize expander from movv4sf and movv2df using
19964 SSEMODEF2P mode iterator.
19965 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19966 SSE_VEC_FLOAT_MODE_P as insn constraint.
19967 (storent<mode>): Ditto.
19968 (storent<mode>): Macroize expander from storentsf and storentdf using
19969 MODEF mode iterator.
19970 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19971 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19972 (abs<mode>2): Ditto from similar patterns.
19973 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19974 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19975 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19976 (<sse>_vmsqrt<mode>2): Ditto.
19977 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19978 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19979 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19980 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19981 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19982 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19983 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19985 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19986 iterator and SSE_FLOAT_MODE_P as insn constraint.
19987 (<sse>_ucomi): Ditto from similar patterns.
19988 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19989 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19990 SSE_VEC_FLOAT_MODE_P as insn constraint.
19991 (vcond<mode>): Ditto from similar patterns.
19992 (and<mode>3, *and<mode>3): Ditto.
19993 (<sse>_nand<mode>3): Ditto.
19994 (ior<mode>3, *ior<mode>3): Ditto.
19995 (xor<mode>3, *xor<mode>3): Ditto.
19996 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19997 iterator and SSE_FLOAT_MODE_P as insn constraint.
19998 (*nand<mode>3): Ditto from similar patterns.
19999 (*ior<mode>3): Ditto.
20000 (*xor<mode>3): Ditto.
20002 2008-02-20 Ira Rosen <irar@il.ibm.com>
20004 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20005 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20006 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20008 2008-02-19 Jan Hubicka <jh@suse.cz>
20010 * predict.c (tree_bb_level_predictions): Remove variable next
20011 mistakely introduced by previous commit.
20013 2008-02-19 Jan Hubicka <jh@suse.cz>
20015 * predict.c (predict_paths_leading_to): Rewrite.
20016 (predict_paths_for_bb): New.
20017 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20019 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20022 * Makefile.in (build_file_translate): New.
20023 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20024 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20025 * configure.ac (build_file_translate): Substitute it.
20026 * configure: Regenerate.
20028 2008-02-19 Jan Hubicka <jh@suse.cz>
20030 PR rtl-optimization/34408
20031 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20034 2008-02-19 Jan Hubicka <jh@suse.cz>
20036 PR middle-end/28779
20037 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20040 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20043 * config/i386/i386-modes.def: Revert the last DI alignment
20044 change until Ada people can look into it.
20046 2008-02-19 Nick Clifton <nickc@redhat.com>
20048 * opts.c (print_specific_help): Fix typo in --help text.
20050 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20053 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20054 32-bit inline asm without asm alternatives for host GCC < 3.0.
20056 2008-02-19 Richard Guenther <rguenther@suse.de>
20058 PR tree-optimization/34989
20059 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20060 Allow propagation to INDIRECT_REF if we can simplify only.
20062 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20064 * c-common.c (warn_for_collisions_1): Use appropriate option when
20067 2008-02-19 Nick Clifton <nickc@redhat.com>
20070 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20071 (handle_options): Fix indentation.
20072 (print_filtered_help): If no language-specific options were
20073 displayed tell the user how to list all the options supported by
20074 the language's front-end.
20075 (print_specific_help): Fix indentation and remove duplicate line.
20076 (common_handle_option): Handle the -v option.
20077 For --help enable the display of undocumented options if the -v
20078 switch has been included on the command line.
20079 For --help= check for overlaps in the arguments between the option
20080 classes and the language names and issue a warning when they
20081 cannot be disambiguated.
20082 * c.opt (v): Pass on to the common option handler.
20084 2008-02-19 Revital Eres <eres@il.ibm.com>
20086 * modulo-sched.c (sms_schedule): Change dump message when
20087 create_ddg function fails.
20088 (try_scheduling_node_in_cycle): Rename row to cycle.
20089 (print_partial_schedule): Rename CYCLE to ROW.
20091 2008-02-19 Christian Bruel <christian.bruel@st.com>
20092 Zdenek Dvorak <ook@ucw.cz>
20094 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20096 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20099 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20100 (*x86_movdicc_0_m1_se): Ditto.
20102 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20104 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20105 (CMPtype): Define as __gcc_CMPtype.
20106 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20107 (CMPtype): Define as __gcc_CMPtype.
20109 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20111 Support valgrind 3.3 for --enable-checking=valgrind.
20112 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20114 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20115 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20116 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20117 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20118 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20119 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20120 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20122 * ggc-zone.c: Similar.
20123 * ggc-page.c: Similar.
20125 2008-02-19 Paul Brook <paul@codesourcery.com>
20128 * config/arm/ieee754-df.S: Fix do_it typo.
20129 * config/arm/ieee754-sf.S: Fix do_it typo.
20131 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20134 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20135 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20136 (OPTION_MASK_ISA_SSE_SET): Likewise.
20137 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20138 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20139 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20140 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20141 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20142 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20143 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20144 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20145 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20146 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20147 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20148 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20149 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20150 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20151 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20152 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20153 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20154 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20155 (OPTION_MASK_ISA_SSE4): Removed.
20156 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20157 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20158 (override_options): Don't turn on implied SSE/MMX bits in
20161 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20163 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20166 2008-02-18 Joey Ye <joey.ye@intel.com>
20168 PR middle-end/34921
20169 * tree-nested.c (insert_field_into_struct): Set type alignment
20170 to field alignment if the former is less than the latter.
20172 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20174 * BASE-VER: Set to 4.4.0.
20176 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20178 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20179 * doc/cfg.texi: Likewise.
20180 * doc/extend.texi: Likewise.
20181 * doc/gty.texi: Likewise.
20182 * doc/invoke.texi: Likewise.
20183 * doc/loop.texi: Likewise.
20184 * doc/md.texi: Likewise.
20185 * doc/passes.texi: Likewise.
20186 * doc/rtl.texi: Likewise.
20187 * doc/sourcebuild.texi: Likewise.
20188 * doc/tm.texi: Likewise.
20189 * doc/tree-ssa.texi: Likewise.
20191 2008-02-17 Richard Guenther <rguenther@suse.de>
20193 PR middle-end/35227
20194 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20195 without default definition.
20197 2008-02-17 Richard Guenther <rguenther@suse.de>
20199 PR tree-optimization/35231
20200 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20203 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20206 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20207 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20208 libgcc_cmp_return mode.
20210 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20213 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20215 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20217 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20220 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20222 * doc/c-tree.texi: Use `@.' where appropriate.
20223 * doc/extend.texi: Likewise.
20224 * doc/install.texi: Likewise.
20225 * doc/invoke.texi: Likewise.
20226 * doc/loop.texi: Likewise.
20227 * doc/makefile.texi: Likewise.
20228 * doc/md.texi: Likewise.
20229 * doc/passes.texi: Likewise.
20230 * doc/standards.texi: Likewise.
20231 * doc/tm.texi: Likewise.
20233 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20235 PR middle-end/35196
20236 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20238 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20239 rather than in entry_bb.
20241 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20243 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20244 libgcc_cmp_return mode.
20246 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20248 PR middle-end/35130
20249 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20250 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20252 2008-02-15 Richard Guenther <rguenther@suse.de>
20253 Zdenek Dvorak <ook@ucw.cz>
20255 PR tree-optimization/35164
20256 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20257 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20258 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20259 Only propagate addresses which do not have abnormal SSA_NAMEs
20262 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20265 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20267 2008-02-15 Jan Hubicka <jh@suse.cz>
20269 PR middle-end/35149
20270 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20272 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20274 PR middle-end/34621
20275 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20276 when calculating alignment_pad.
20278 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20280 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20281 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20282 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20283 and STACK_BOUNDARY define.
20285 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20287 PR preprocessor/35061
20288 * c-pragma.c (handle_pragma_pop_macro): Check that
20289 pushed_macro_table has been allocated.
20291 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20293 PR middle-end/35136
20294 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20295 (force_gimple_operand): Likewise.
20296 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20297 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20298 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20299 (find_interesting_uses_address): Check addressability and alignment
20300 of the base expression only after substituting bases of IVs into it.
20302 2008-02-14 Michael Matz <matz@suse.de>
20305 * function.c (instantiate_virtual_regs_in_insn): Reload address
20306 before falling back to reloading the whole operand.
20308 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20310 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20311 before the first section switch note.
20313 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20315 * doc/bugreport.texi: Update copyright years.
20316 * doc/c-tree.texi: Likewise.
20317 * doc/cfg.texi: Likewise.
20318 * doc/cpp.texi: Likewise.
20319 * doc/cppinternals.texi: Likewise.
20320 * doc/fragments.texi: Likewise.
20321 * doc/frontends.texi: Likewise.
20322 * doc/gcc.texi: Likewise.
20323 * doc/gty.texi: Likewise.
20324 * doc/hostconfig.texi: Likewise.
20325 * doc/implement-c.texi: Likewise.
20326 * doc/libgcc.texi: Likewise.
20327 * doc/loop.texi: Likewise.
20328 * doc/makefile.texi: Likewise.
20329 * doc/options.texi: Likewise.
20330 * doc/passes.texi: Likewise.
20331 * doc/rtl.texi: Likewise.
20332 * doc/sourcebuild.texi: Likewise.
20333 * doc/standards.texi: Likewise.
20334 * doc/tree-ssa.texi: Likewise.
20335 * doc/trouble.texi: Likewise.
20337 * doc/extend.texi: Use @: or add comma where appropriate.
20338 * doc/invoke.texi: Likewise.
20339 * doc/tm.texi: Likewise.
20341 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20344 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20347 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20349 * doc/md.texi (clz, ctz): Add reference.
20350 * doc/rtl.texi (clz, ctz): Likewise.
20352 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20355 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20358 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20360 * config/s390/s390.c (struct constant_pool): New field
20361 emit_pool_after added.
20362 (s390_mainpool_start): Set the emit_pool_after flag according
20363 to the section switch notes.
20364 (s390_mainpool_finish): Consider emit_pool_after when emitting
20365 the literal pool at the end of the function.
20366 (s390_chunkify_start): Force literal pool splits at section
20369 2008-02-13 Michael Matz <matz@suse.de>
20372 * var-tracking.c (clobber_variable_part): Correctly traverse the
20375 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20378 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20379 Add -fdump-ipa-inline.
20380 * tree-dump.c (dump_files): Remove tree-inlined dump.
20381 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20383 2008-02-12 Richard Guenther <rguenther@suse.de>
20385 PR tree-optimization/35171
20386 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20389 2008-02-12 Richard Guenther <rguenther@suse.de>
20391 PR middle-end/35163
20392 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20393 value-preserving mode. Disallow final truncation.
20395 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20397 PR middle-end/35136
20398 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20399 code from here to...
20400 (force_gimple_operand): ...here.
20402 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20405 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20406 non-compatible pointers.
20407 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20408 different FIELD_DECLs, try harder by comparing field offsets, sizes
20411 PR inline-asm/35160
20412 * function.c (match_asm_constraints_1): Don't replace the same input
20415 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20417 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20418 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20419 (expand_epilogue): Restore RAMPZ register.
20420 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20422 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20424 * config/i386/cygwin.asm: (__alloca): Correct calling
20425 convention and alignment.
20426 (__chkstk): Force 8 byte stack alignment.
20428 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20429 Richard Guenther <rguenther@suse.de>
20431 PR tree-optimization/33992
20432 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20433 the zero we compare against.
20435 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20437 PR libfortran/35063
20438 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20439 to CloseHandle after unlocking to prevent accumulation of handle
20442 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20444 PR middle_end/34150
20445 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20446 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20447 and update LABEL_NUSES during and after reload.
20449 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20451 PR middle-end/34627
20452 * combine.c (simplify_if_then_else): Make sure the comparison is
20453 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20455 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20458 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20459 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20460 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20461 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20462 * tree.h (get_type_static_bounds): Likewise.
20464 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20466 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20467 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20468 Make -Wfoo language annotations match what the compiler outputs.
20470 2008-02-08 Sa Liu <saliu@de.ibm.com>
20472 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20473 intrinsics spu_convts, spu_convtu, spu_convtf.
20475 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20477 * doc/extend.texi (Function Attributes) <noinline>: Mention
20478 asm ("") as method to keep calls.
20480 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20483 * doc/options.texi (Options): Replace references to opts.sh with
20485 * opts-common.c: Likewise.
20486 * optc-gen.awk: Likewise.
20488 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20490 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20492 2008-02-07 Richard Henderson <rth@redhat.com>
20495 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20496 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20499 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20501 PR tree-optimization/35085
20502 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20503 for operand entry oe2 in addition to operand entry oe3 in order to
20504 expose more opportunities for vectorizer sum reduction.
20506 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20509 * Makefile.in (LIBS): Remove $(GMPLIBS).
20510 (cc1-dummy, cc1): Add $(GMPLIBS).
20512 2008-02-06 Jan Hubicka <jh@suse.cz>
20515 * i386.md (moddf_integer): Do not produce partial memory stalls for
20516 targets where it hurts.
20518 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20521 * optabs.c (expand_float): Do not check for decimal modes when
20522 expanding unsigned integer through signed conversion.
20524 2008-02-06 Nick Clifton <nickc@redhat.com>
20526 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20527 inside the clobber with a match_operand and duplicated operand
20528 number in the constraint.
20529 (ineqbranchsi): Delete redundant comment.
20531 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20533 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20534 builtin_define ("__USE_INIT_FINI__").
20535 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20537 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20539 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20541 PR documentation/30330
20542 * doc/invoke.texi (C++ Dialect Options)
20543 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20544 For each warning option -Wfoo that allows -Wno-foo, ensure both
20545 -Wfoo and -Wno-foo are listed in the option index. Fix index
20546 entry of -Wswitch-default, index -Wnormalized= including the
20547 `=', and -Wlarger-than-@var{len} including @var{len}.
20549 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20551 * config/i386/i386.md (floatunssisf2): Use
20552 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20553 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20554 Macroize expander using MODEF mode iterator.
20556 2008-02-05 Diego Novillo <dnovillo@google.com>
20558 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20561 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20563 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20566 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20568 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20571 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20572 to indicate if a message should be generated.
20573 (init_cumulative_args): Updated.
20574 (function_value_32): Likewise.
20576 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20578 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20580 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20583 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20584 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20586 2008-02-04 Diego Novillo <dnovillo@google.com>
20588 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20591 * tree-vrp.c (vrp_evaluate_conditional): With
20592 -Wtype-limits, emit a warning when comparing against a
20593 constant outside the natural range of OP0's type.
20595 2008-02-04 Richard Guenther <rguenther@suse.de>
20597 PR middle-end/33631
20598 * expr.c (count_type_elements): Give for unions instead of
20601 2008-02-04 Richard Guenther <rguenther@suse.de>
20603 PR middle-end/35043
20604 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20605 to TYPE_DOMAINs base type instead of using bitsizetype here.
20607 2008-02-03 Jason Merrill <jason@redhat.com>
20609 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20611 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20614 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20615 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20616 (RS/6000 and PowerPC Options): Fix typos and markup.
20617 * doc/passes.texi (Tree-SSA passes): Likewise.
20619 2008-02-02 Michael Matz <matz@suse.de>
20622 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20623 from record_last_reg_set_info.
20624 (record_last_reg_set_info): Take an RTX argument, iterate over all
20625 constituent hardregs.
20626 (record_last_set_info, record_opr_changes): Change calls to
20627 new signature or to record_last_reg_set_info_regno.
20629 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20631 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20633 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20635 PR rtl-optimization/34773
20636 * reg-notes.def (EQUAL): Mention significance of combination of
20637 REG_EQUAL and REG_RETVAL.
20638 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20639 insn that has a REG_RETVAL.
20641 2008-02-01 Roger Sayle <roger@eyesopen.com>
20644 * configure.ac (--enable-fixed-point): Disable unless explicitly
20646 * configure: Regenerate.
20648 2008-02-01 Richard Guenther <rguenther@suse.de>
20651 * invoke.texi (-finline-limit): Remove no longer true parts
20652 of the documentation. Note that there is no default value.
20654 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20655 Mark Mitchell <mark@codesourcery.com>
20656 Ben Elliston <bje@au.ibm.com>
20659 * doc/extend.texi (Other Builtins): Document.
20661 2008-01-31 Tom Browder <tom.browder@gmail.com>
20663 * doc/c-tree.texi (Types): Fix grammar.
20664 (Expression trees): Ditto.
20665 * doc/passes.texi (Tree-SSA passes): Ditto.
20667 * doc/configterms.texi (Configure Terms): Fix typo.
20668 * doc/cpp.texi (Common Predefined Macros): Ditto.
20669 * doc/md.texi (Machine Constraints): Ditto.
20671 * doc/makefile.texi (Makefile): Add comma.
20673 2008-01-31 Tom Browder <tom.browder@gmail.com>
20674 Gerald Pfeifer <gerald@pfeifer.com>
20676 * doc/sourcebuild.texi (Front End): Remove references to CVS
20677 and CVSROOT/modules.
20678 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20679 (Back End): Remove reference to CVS.
20681 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20684 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20686 (mips16_gp_pseudo_reg): ...here.
20687 * config/mips/mips.md (load_const_gp): Replace with...
20688 (load_const_gp_<mode>): ...this :P-based insn.
20690 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20692 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20693 options. Minor fixes.
20694 (-std): Move reference to standards closer to where language
20695 standards are first mentioned.
20697 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20699 PR rtl-optimization/34995
20700 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20701 parameter and return a bool. If the rtx parameter is nonnull,
20702 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20703 (find_reloads): Update call accordingly. Pass the new operand
20704 if it needed no address reloads, otherwise pass null.
20706 2008-01-30 Richard Henderson <rth@redhat.com>
20709 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20710 for unbounded arrays.
20712 2008-01-30 Silvius Rus <rus@google.com>
20714 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20716 2008-01-30 Jan Hubicka <jh@suse.cz>
20719 * i386.c (init_cumulative_args): Use real function declaration when
20722 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20724 PR rtl-optimization/34998
20725 * global.c (build_insn_chain): Treat non-subreg_lowpart
20726 SUBREGs of pseudos as clobbering all the words covered by the
20727 SUBREG, not just all the bytes.
20728 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20729 original df_ref rather than an extract parameter.
20730 (global_conflicts): Update call accordingly.
20732 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20734 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20735 the overflow check to make it easier to read.
20736 (__fixtfdi): Change the type of the ll member in union
20737 long_double to UDItype_x.
20739 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20741 PR middle-end/34969
20742 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20743 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20744 * tree-inline.c (fold_marked_statements): Call
20745 cgraph_update_edges_for_call_stmt if folding a call statement.
20746 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20747 debug_generic_stmt calls, reset it back afterwards.
20750 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20752 * c-typeck.c (build_external_ref): Don't pedwarn about
20753 static vars in current function's scope.
20755 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20757 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20759 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20762 * ipa-struct-reorg.c: Fix spelling.
20763 * params.def: Ditto.
20765 2008-01-29 Richard Guenther <rguenther@suse.de>
20767 PR middle-end/35006
20768 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20770 * tree-inline.c (remap_type): Increment remapping_type_depth
20771 around remapping types.
20772 (copy_body_r): Only add referenced variables if they are referenced
20773 from code, not types.
20775 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20786 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20787 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20789 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20792 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20793 pointer for tiny stack.
20795 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20797 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20799 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20801 * config/vx-common.h: Fix typo in comment.
20803 2008-01-28 Ian Lance Taylor <iant@google.com>
20807 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20808 coalesce pointers if they have different DECL_NO_TBAA_P values.
20809 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20810 between variables with different DECL_NO_TBAA_P values.
20812 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20815 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20816 are not legitimate small data references on SPE targets.
20818 2008-01-28 David Daney <ddaney@avtrex.com>
20820 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20822 2008-01-28 David Daney <ddaney@avtrex.com>
20824 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20826 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20828 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20829 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20830 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20831 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20832 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20833 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20834 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20835 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20837 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20839 * basic-block.h (condjump_equiv_p): Fix comment.
20841 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20843 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20844 print_generic_stmt_indented): Fix comment.
20846 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20848 * configure.ac (__stack_chk_fail): Add detecion for availability
20849 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20850 * configure: Regenerate.
20852 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20854 PR middle-end/34688
20855 * final.c (output_addr_const): Handle TRUNCATE.
20857 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20860 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20861 (zero_cost, infinite_cost): New constants.
20862 (struct cost_pair): Change type of cost to comp_cost.
20863 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20864 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20866 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20867 split_address_cost, ptr_difference_cost, difference_cost,
20868 get_computation_cost_at, get_computation_cost,
20869 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20870 determine_use_iv_cost_condition, determine_use_iv_costs,
20871 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20872 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20873 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20874 Change type of cost to comp_cost.
20875 (determine_iv_cost): Increase cost of non-original ivs, instead
20876 of decreasing the cost of original ones.
20877 (get_address_cost): Indicate the complexity of the addressing mode
20879 (try_add_cand_for): Prefer using ivs not specific to some object.
20880 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20882 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20883 Janis Johnson <janis187@us.ibm.com>
20886 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20887 (TARGET_INSTANTIATE_DECLS): Likewise.
20888 * target.h (expand_to_rtl_hook): New target hook.
20889 (instantiate_decls): Likewise.
20890 * function.c (instantiate_decl): Make non-static. Rename to...
20891 (instantiate_decl_rtl): ... this.
20892 (instantiate_expr): Use instantiate_decl_rtl.
20893 (instantiate_decls_1): Likewise.
20894 (instantiate_decls): Likewise.
20895 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20896 * function.h (instantiate_decl_rtl): Add prototype.
20897 * cfgexpand.c (target.h): New include.
20898 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20899 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20900 (TARGET_INSTANTIATE_DECLS): Likewise.
20901 (TARGET_INITIALIZER): New target hooks added.
20902 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20904 * config/rs6000/rs6000.c (tree-flow.h): New include.
20905 (machine_function): Add sdmode_stack_slot field.
20906 (rs6000_alloc_sdmode_stack_slot): New function.
20907 (rs6000_instantiate_decls): Likewise.
20908 (rs6000_secondary_memory_needed_rtx): Likewise.
20909 (rs6000_check_sdmode): Likewise.
20910 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20911 (TARGET_INSTANTIATE_DECLS): Likewise.
20912 (rs6000_hard_regno_mode_ok): Allow SDmode.
20913 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20914 (rs6000_emit_move): Handle SDmode.
20915 (function_arg_advance): Likewise.
20916 (function_arg): Likewise.
20917 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20918 SDmode var args for 32-bit compiles.
20919 (rs6000_secondary_reload_class): Handle SDmode.
20920 (rs6000_output_function_epilogue): Likewise.
20921 (rs6000_function_value): Simplify if statement.
20922 (rs6000_libcall_value): Likewise.
20923 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20924 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20925 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20926 (movsd_hardfloat): New define_insn.
20927 (movsd_softfloat): Likewise.
20928 (movsd_store): Likewise.
20929 (movsd_load): Likewise.
20930 (extendsddd2): Likewise.
20931 (extendsdtd2): Likewise.
20932 (truncddsd2): Likewise.
20933 (movdd_hardfloat64): Fixup comment.
20934 (UNSPEC_MOVSD_LOAD): New constant.
20935 (UNSPEC_MOVSD_STORE): Likewise.
20937 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20940 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20942 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20943 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20944 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20945 and TRUTH_XOR_EXPR.
20947 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20950 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20951 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20952 __LONGDOUBLE128 too.
20953 * config/rs6000/aix61.h: New file.
20955 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20957 PR rtl-optimization/34959
20958 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20959 popcount and parity rtxes the same mode as their operand.
20960 Truncate or extend the result to the return value's mode
20963 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20966 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20967 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20968 to GOT_VERSION_REGNUM.
20969 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20970 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20971 * config/mips/mips.c (mips_emit_call_insn): New function.
20972 (mips_call_tls_get_addr): Call mips_expand_call directly.
20973 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20975 (mips16_build_call_stub): Likewise. Return the call insn or null.
20976 (mips_expand_call): Update the call to mips16_build_call_stub
20977 accordingly and a remove redundant condition. Assert that MIPS16
20978 stubs do not use lazy binding. Use mips_emit_call_insn and return
20980 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20982 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20983 (mips_avoid_hazard): Remove hazard_set handling.
20984 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20985 (UNSPEC_RESTORE_GP): ...this.
20986 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20987 (FAKE_CALL_REGNO): Rename to...
20988 (GOT_VERSION_REGNUM): ...this.
20989 (type): Add "ghost" value. Add an associated insn reservation.
20990 (hazard_set): Remove.
20991 (exception_receiver): Rename to...
20992 (restore_gp): ...this and update the unspec identifier accordingly.
20993 (exception_receiver, nonlocal_got_receiver): New expanders.
20994 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20995 FAKE_CALL_REGNO. Remove hazard_set attribute.
20996 (set_got_version, update_got_version): New patterns.
20998 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21001 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21003 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21006 * doc/install.texi2html: Generate gcc-vers.texi.
21008 2008-01-25 DJ Delorie <dj@redhat.com>
21010 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21012 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21014 * config/c4x: Remove directory.
21015 * config.gcc (crx-*, mt-*): Mark obsolete.
21016 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21017 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21018 sh-*-rtemscoff*): Remove cases.
21019 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21020 * real.c (encode_c4x_single, decode_c4x_single,
21021 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21022 c4x_extended_format): Remove.
21023 * real.h (c4x_single_format, c4x_extended_format): Remove.
21024 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21026 (Pragmas): Remove comment about c4x pragmas.
21027 * doc/install.texi (c4x): Remove target-specific instructions.
21028 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21029 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21030 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21031 refer to C4x source files as examples.
21032 (C4X_FLOAT_FORMAT): Remove documentation.
21034 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21036 * config/bfin/bfin.c (override_options): Reorder tests so that
21037 flag_pic gets enabled for -msep-data.
21039 2008-01-25 Richard Guenther <rguenther@suse.de>
21041 PR middle-end/32244
21042 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21043 to its bitfield precision if required.
21045 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21047 PR middle-end/33880
21048 * tree-nested.c (walk_omp_for): New function.
21049 (convert_nonlocal_reference, convert_local_reference): Call
21050 walk_omp_for on OMP_FOR.
21051 (convert_call_expr): Call walk_body on OMP_FOR's
21052 OMP_FOR_PRE_INIT_BODY.
21054 2008-01-25 Richard Guenther <rguenther@suse.de>
21056 PR tree-optimization/34966
21057 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21058 default defs and PHI_NODEs we have to insert after the
21059 defining statement.
21061 2008-01-24 Nick Clifton <nickc@redhat.com>
21063 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21064 Provide a default definition.
21065 (LIBGCC2_UNITS_PER_WORD): Likewise.
21067 * config/stormy16/stormy16.c: Include df.h for the prototype
21068 for df_regs_ever_live_p.
21069 (xstormy16_expand_builtin_va_start): Convert the stack offset
21070 into a component_ref and then use POINTER_PLUS_EXPR to add it
21071 to the incoming_virtual_args_rtx.
21072 (xstormy16_gimplify_va_arg_expr): Rename to
21073 xstormy16_gimplify_va_arg_expr.
21074 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21075 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21076 xstormy16_gimplify_va_arg_expr.
21077 Fix up some formatting issues.
21079 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21080 Move to predicates.md.
21081 (xs_hi_general_operand): Likewise.
21082 (xs_hi_nonmemory_operand): Likewise.
21083 * config/stormy16/predicates.md:
21084 (xstormy16_carry_plus_operand): New predicate.
21085 (xs_hi_general_operand): New predicate.
21086 (xs_hi_nonmemory_operand): New predicate.
21087 * config/stormy16/stormy16-protos.h:
21088 (xstormy16_carry_plus_operand): Delete prototype.
21089 (xs_hi_general_operand): Likewise.
21090 (xs_hi_nonmemory_operand): Likewise.
21092 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21093 modifiers as they are no longer needed and they can trigger
21094 reload spill failures.
21096 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21097 with a match_operand in order to help reload.
21099 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21100 constraint with 'e' for the 8th alternative as this version of
21101 the mov.w instruction only accepts the lower 8 registers.
21103 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21106 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21107 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21110 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21112 PR middle-end/33333
21113 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21115 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21117 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21119 (remove_structure): Update allocations list before removing structure.
21121 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21123 * ipa-struct-reorg.c (is_safe_cond_expr,
21124 create_new_stmts_for_cond_expr): Use integer_zerop function,
21125 that recognize not only zero-pointer, but zero-integer too.
21127 2008-01-25 Ben Elliston <bje@au.ibm.com>
21130 * fixproto: Escape "." in sed expression that strips leading "./".
21132 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21135 * gcc.c (SWITCH_OK): Removed.
21136 (SWITCH_LIVE): Changed to bit.
21137 (SWITCH_FALSE): Likewise.
21138 (SWITCH_IGNORE): Likewise.
21139 (switchstr): Change live_cond to unsigned int.
21140 (process_command): Replace SWITCH_OK with 0.
21141 (do_self_spec): Likewise.
21142 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21143 (give_switch): Likewise.
21144 (used_arg): Likewise.
21145 (do_spec_1): Set the SWITCH_IGNORE bit.
21146 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21147 bits. Set the SWITCH_LIVE bit.
21149 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21151 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21153 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21155 PR tree-optimization/34472
21156 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21157 parameter to a "bool *" and set *DATA to false if there is
21158 an unsafe access. Do not delete the structure here.
21159 (check_cond_exprs): Delete it here instead.
21160 (check_cond_exprs, exclude_cold_structs): Do not increase
21161 I when removing a structure.
21163 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21166 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21167 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21169 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21171 PR middle-end/34934
21172 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21173 a fixed vector for stack.
21175 2008-01-24 Ben Elliston <bje@au.ibm.com>
21178 * doc/gcc.texi (Software development): Add a direntry for g++.
21180 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21182 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21183 stale and straggling -fforce-addr comments above.
21185 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21187 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21188 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21190 2008-01-23 Michael Matz <matz@suse.de>
21193 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21196 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21198 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21199 malloc result type.
21201 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21203 * config/avr/avr.c (avr_current_arch): New variable.
21204 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21205 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21206 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21207 (avr_override_options): Init 'avr_current_arch'.
21208 (base_arch_s): Move from here...
21209 * config/avr/avr.h (base_arch_s): ... here. Add new members
21210 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21211 'mega' to 'have_jmp_call'.
21212 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21213 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21215 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21217 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21218 MULTILIB_MATCHES): Ditto.
21220 2008-01-23 Richard Guenther <rguenther@suse.de>
21222 PR middle-end/31529
21223 * cgraphunit.c (cgraph_reset_node): Always mark the node
21224 not reachable if it is not queued already.
21226 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21228 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21229 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21230 (cputype_selected): New static variable.
21231 (bfin_handle_option): Set it if -mcpu is used.
21232 (override_option): Select default set of workarounds if no cpu type
21233 selected on the command line.
21234 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21236 From Michael Frysinger <michael.frysinger@analog.com>
21237 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21238 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21240 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21241 for bf547, bf523, bf524, and bf526.
21242 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21244 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21245 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21246 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21247 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21248 * doc/invoke.texi (Blackfin Options): Document that
21249 -mcpu now accept bf547, bf523, bf524, and bf526.
21251 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21253 PR rtl-optimization/34628
21254 * combine.c (try_combine): Stop and undo after the first combination
21255 if an autoincrement side-effect on the first insn has effectively
21258 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21261 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21262 Offset addresses are not valid for Altivec or paired float modes.
21264 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21267 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21268 if DECL_INITIAL (decl) is error_mark_node.
21271 * c-common.c (handle_vector_size_attribute): Only allow
21272 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21273 the same way as pointer, array etc. types.
21274 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21277 * tree.c (build_type_attribute_qual_variant): Call
21278 build_qualified_type if attributes are equal, but quals are not.
21280 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21283 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21284 * flags.h (warn_strict_aliasing): Remove.
21285 (warn_strict_overflow): Remove.
21286 * opts.c (warn_strict_aliasing): Remove.
21287 (warn_strict_overflow): Remove.
21288 * c-opts.c (c_common_handle_option): -Wall only sets
21289 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21290 (c_common_post_options): Give default values to -Wstrict-aliasing
21291 and -Wstrict-overflow if they are uninitialized.
21292 * common.opt (Wstrict-aliasing): Specify Var and Init.
21293 (Wstrict-overflow): Likewise.
21295 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21297 PR rtl-optimization/26854
21298 PR rtl-optimization/34400
21299 PR rtl-optimization/34884
21300 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21302 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21303 (df_rd_bb_info.expanded_lr_out): Deleted
21304 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21305 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21306 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21307 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21308 Removed code to allocate, initialize or free expanded_lr_out.
21309 (df_rd_bb_local_compute_process_def): Restructured to make more
21311 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21312 sets if the sets are being trimmed.
21314 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21317 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21318 (as_vers): Likewise.
21319 * configure: Regenerated.
21321 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21323 PR middle-end/33092
21324 * tree-pass.h (pass_build_alias): New pass.
21325 * tree-ssa-alias.c (gate_build_alias): New.
21326 (pass_build_alias): New.
21327 * passes.c (init_optimization_passes): Add pass_build_alias after
21328 pass_create_structure_vars.
21330 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21332 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21333 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21334 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21335 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21336 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21337 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21338 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21339 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21340 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21341 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21342 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21343 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21344 * config/s390/s390.md (FP_ALL): New mode iterator.
21345 (_d): New mode attribute.
21346 ("*signbit<mode>2>"): Changed mode of first operand.
21347 ("isinf<mode>2"): Changed mode of first operand.
21348 ("*TDC_insn"): Adaptation for DFP modes.
21350 2008-01-22 Ben Elliston <bje@au.ibm.com>
21352 * tree.c (check_qualified_type): Improve function description.
21354 2008-01-21 Jason Merrill <jason@redhat.com>
21357 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21358 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21361 2008-01-21 DJ Delorie <dj@redhat.com>
21363 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21366 2008-01-21 Richard Guenther <rguenther@suse.de>
21368 PR middle-end/34856
21369 * tree-cfg.c (verify_expr): Allow all invariant expressions
21370 instead of just constant class ones as reference argument.
21371 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21372 like any other constant.
21373 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21375 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21377 * regmove.c (fixup_match_1): Update call crossed frequencies.
21379 2008-01-21 Richard Guenther <rguenther@suse.de>
21382 * tree-inline.c (setup_one_parameter): Deal with mismatched
21383 types using a VIEW_CONVERT_EXPR.
21385 2008-01-21 Alon Dayan <alond@il.ibm.com>
21386 Olga Golovanevsky <olga@il.ibm.com>
21388 PR tree-optimization/34701
21389 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21390 when the structure size is not a power of 2.
21392 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21394 * doc/install.texi: Add doc for --enable-checking=df.
21396 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21398 PR rtl-optimization/34808
21399 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21401 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21403 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21406 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21408 PR rtl-optimization/26854
21409 PR rtl-optimization/34400
21410 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21412 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21413 (df_rd_bb_info.expanded_lr_out): New.
21414 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21415 * loop_iv.c (iv_analysis_loop_init): Ditto.
21416 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21417 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21418 Added code to allocate, initialize or free expanded_lr_out.
21419 (df_rd_bb_local_compute_process_def): Restructured to make
21420 more understandable.
21421 (df_rd_confluence_n): Add code to do nothing with fake edges and
21422 code to no apply invalidate_by_call sets if the sets are being trimmed.
21423 (df_lr_local_finalize): Renamed to df_lr_finalize.
21424 (df_live_local_finalize): Renamed to df_live_finalize.
21426 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21429 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21430 deciding whether to use reciprocal instructions.
21432 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21434 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21435 dwarf2out_note_section_used if cold_text_section is NULL.
21437 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21439 PR gcov-profile/34610
21440 * tree-cfg.c (make_edges): Mark both outgoing edges from
21441 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21442 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21443 from OMP_FOR and OMP_CONTINUE outgoing edges.
21445 * tree-profile.c (tree_profiling): Return early if
21446 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21448 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21449 from cfun to child_cfun.
21450 * function.h (struct function): Add after_tree_profile bit.
21452 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21454 * config/avr/avr.S (_exit): Disable interrupt.
21456 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21457 Steven Bosscher <stevenb.gcc@gmail.com>
21459 PR rtl-optimization/26854
21460 PR rtl-optimization/34400
21461 * df-problems.c (df_live_scratch): New scratch bitmap.
21462 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21463 (df_live_reset): Clear the proper bitmaps.
21464 (df_live_bb_local_compute): Only process the artificial defs once
21465 since the order is not important.
21466 (df_live_init): Init the df_live sets only with the variables
21467 found live by df_lr.
21468 (df_live_transfer_function): Use the df_lr sets to prune the
21469 df_live sets as they are being computed.
21470 (df_live_free): Free df_live_scratch.
21472 2008-01-18 Ian Lance Taylor <iant@google.com>
21474 * common.opt: Add fmerge-debug-strings.
21475 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21476 flag_merge_debug_strings rather than flag_merge_constants.
21477 * doc/invoke.texi (Option Summary): Mention
21478 -fmerge-debug-strings.
21479 (Debugging Options): Document -fmerge-debug-strings.
21481 2008-01-18 Ian Lance Taylor <iant@google.com>
21484 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21485 (struct tree_function_decl): Add new field operator_new_flag.
21486 * tree-inline.c (expand_call_inline): When inlining a call to
21487 operator new, force the return value to go into a variable, and
21488 set DECL_NO_TBAA_P on that variable.
21489 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21491 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21494 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21495 DWARF2_DEBUGGING_INFO.
21496 (dwarf2out_note_section_used): Ditto. Add prototype.
21497 (have_multiple_function_sections, text_section_used,
21498 cold_text_section_used, *cold_text_sections): Move declarations
21501 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21503 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21504 field and add signal_ra.
21505 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21506 assignments to frame state pc. Move end of stack check after
21507 MD_FALLBACK_FRAME_STATE_FOR.
21508 (uw_update_context_1): Use frame state signal_regs if set, instead
21509 of checking signal_frame flag.
21510 (uw_update_context): Use frame state signal_ra if set.
21511 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21512 * config/xtensa/linux-unwind.h: New file.
21514 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21516 * modulo-sched.c (get_sched_window): Fix comment typo.
21518 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21520 PR tree-optimization/34648
21521 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21523 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21525 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21526 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21528 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21530 PR rtl-optimization/34400
21531 * df-core.c (df_worklist_dataflow_overeager,
21532 df_worklist_dataflow_doublequeue): New functions.
21533 (df_worklist_dataflow): Two different worklist solvers.
21534 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21537 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21540 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21541 and ftree-parallelize-loops.
21543 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21545 PR rtl-optimization/34826
21546 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21548 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21550 * global.c (find_reg): Mark the eh regs as used if necessary.
21551 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21552 * ra.h (struct allocno): no_eh_reg field added. Changed
21553 no_stack_reg type to bitfield.
21555 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21557 * tree.c (substitute_in_expr): Add missing 'break'.
21559 2008-01-17 Richard Guenther <rguenther@suse.de>
21561 PR tree-optimization/34825
21562 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21563 x / x as division to handle.
21565 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21567 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21568 "-pthread" is specified.
21569 * pa-hpux11.h (LIB_SPEC): Likewise.
21571 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21572 Peter Bergner <bergner@vnet.ibm.com>
21574 PR rtl-optimization/33796
21575 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21577 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21579 PR libgfortran/34699
21580 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21582 * pa-hpux10.h (LINK_SPEC): Likewise.
21583 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21585 2008-01-16 Richard Guenther <rguenther@suse.de>
21587 PR middle-end/32628
21588 * fold-const.c (fold_convert_const_int_from_int): Do not
21589 set overflow if that occured only because of a sign extension
21590 change when converting from/to a sizetype with the same
21591 precision and signedness.
21593 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21596 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21597 location address to the correct place. Update copyright year.
21599 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21601 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21602 no dependences in the dependence_relations vector.
21604 2008-01-16 Jan Hubicka <jh@suse.cz>
21606 PR rtl-optimization/31396
21607 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21608 * cfg.c (dump_reg_info): Print it.
21609 * regs.h (struct reg_info_t): add freq_calls_crossed.
21610 (REG_FREQ_CALLS_CROSSED): New macro.
21611 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21612 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21613 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21614 regmove_optimize): Update call crossed frequencies.
21615 * local-alloc.c (struct qty): Add freq_calls_crossed.
21616 (alloc_qty): Copute freq_calls_crossed.
21617 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21618 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21619 * ra.h (struct allocno): Add freq_calls_crossed.
21621 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21623 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21624 libgomp when compiling with ftree-parallelize-loops.
21625 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21627 2008-01-16 Richard Guenther <rguenther@suse.de>
21629 PR tree-optimization/34769
21630 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21631 * tree.c (int_cst_value): Instead make this function more
21632 permissive in what it accepts as valid input. Document this
21633 function always sign-extends the value.
21635 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21636 Richard Guenther <rguenther@suse.de>
21639 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21640 (gimple_fold_indirect_ref_rhs): ... this.
21641 (gimple_fold_indirect_ref): New function with foldings
21642 that preserve lvalueness.
21643 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21644 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21645 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21646 to fold an INDIRECT_REF, fall back to the old use of
21647 fold_indirect_ref_1.
21649 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21651 * tree-data-ref.c (subscript_dependence_tester_1): Call
21652 free_conflict_function.
21653 (compute_self_dependence): Same.
21655 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21658 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21659 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21661 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21662 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21663 for DWARF2_UNWIND_INFO targets.
21665 2008-01-16 Richard Guenther <rguenther@suse.de>
21668 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21669 type qualifiers for function types.
21671 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21673 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21674 loop_iterator li from previous commit.
21676 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21678 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21680 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21682 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21683 (parallelize_loops): Don't parallelize irreducible components.
21685 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21688 * c-opts (c_common_post_options): Do not enable CPP
21689 flag_pedantic_errors by default.
21691 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21693 PR rtl-optimization/31944
21694 * cse.c (remove_pseudo_from_table): New function.
21695 (merge_equiv_classes): Use above function to remove pseudo-registers.
21696 (invalidate): Likewise.
21698 2008-01-13 Richard Guenther <rguenther@suse.de>
21700 PR middle-end/34601
21701 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21702 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21704 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21706 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21707 validate_change to unshare the source of the PC set.
21709 2008-01-12 Jan Hubicka <jh@suse.cz>
21711 PR middle-end/32135
21712 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21713 references above array bounds. This might trigger bounds checks for
21714 pointers to arrays.
21716 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21718 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21719 new_replaceable_dependencies.
21721 2008-01-12 Doug Kwan <dougkwan@google.com>
21723 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21724 instead of OPT_Wreturn_type in warning due to ignored return type
21726 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21727 options included in -Wextra.
21728 * c.opt: New option -Wignored_qualifiers.
21729 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21730 -Wignore_qualifiers.
21731 (-Wignored-qualifiers): Document.
21732 (-Wreturn-type): Remove description of functionality now handled
21733 by -Wignored-qualifiers.
21735 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21738 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21739 NOP_EXPR if it is between integral types with the same precision.
21741 2008-01-12 Jan Hubicka <jh@suse.cz>
21744 * invoke.texi (max-inline-recursive-depth): Fix default value.
21746 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21748 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21751 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21753 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21755 2008-01-11 James E. Wilson <wilson@specifix.com>
21758 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21760 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21762 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21763 save/restore frame pointer register and don't use 'call-prologues'
21764 optimization in function with "OS_task" attribute.
21766 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21768 PR middle-end/31309
21769 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21770 when copying to memory.
21772 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21774 PR rtl-optimization/30905
21775 * cfgcleanup.c: Include dce.h
21776 (crossjumps_occured): New global variable.
21777 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21778 If something changed, set crossjumps_occured to true.
21779 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21780 Don't add/remove fake edges to exit here...
21781 (cleanup_cfg): ...but do it here, when crossjumping.
21782 Run a fast DCE when successful crossjumps occured in the latest
21783 iteration of try_optimize_cfg.
21785 2008-01-11 Richard Guenther <rguenther@suse.de>
21787 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21788 (struct vn_unary_op_s): Likewise.
21789 (vn_reference_insert): Free old reference on hash collision.
21791 2008-01-10 Raksit Ashok <raksit@google.com>
21793 PR rtl-optimization/27971
21794 * combine.c (find_split_point): Split PLUS expressions which are
21795 inside a MEM rtx, and whose first operand is complex.
21797 2008-01-10 DJ Delorie <dj@redhat.com>
21799 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21800 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21801 (m32c_hard_regno_ok): Call the underlying function.
21803 2008-01-10 Richard Guenther <rguenther@suse.de>
21805 PR middle-end/34683
21806 * tree-cfg.c (tree_merge_blocks): Do not go through the
21807 full-blown folding and stmt updating path if we just deal
21808 with virtual operands.
21809 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21810 test for abnormal SSA_NAMEs.
21812 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21814 PR middle-end/34641
21815 * reload.c (push_reload): Add assertions. All constants from
21816 reg_equiv_constant should have been used for replacing the respective
21818 (find_reloads_address): Invoke find_reloads_address_part for
21819 constant taken from the reg_equiv_constant array.
21821 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21823 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21824 field (valnum) the first in the struct. Replace bools with
21827 2008-01-10 Richard Guenther <rguenther@suse.de>
21829 PR tree-optimization/34651
21830 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21831 types and ordering for masking and converting.
21833 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21835 PR tree-optimization/34017
21836 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21837 also for PHI_NODE expressions.
21839 2008-01-09 Jan Hubicka <jh@suse.cz>
21841 PR tree-optimization/34708
21842 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21843 based on number of case labels.
21844 (init_inline_once): Remove switch_cost.
21845 * tree-inline.h (eni_weights_d): Remove switch_cost.
21847 2008-01-09 Richard Guenther <rguenther@suse.de>
21848 Andrew Pinski <andrew_pinski@playstation.sony.com>
21850 PR middle-end/30132
21851 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21852 temporary if an rvalue is ok or an lvalue is not required.
21854 2008-01-09 Richard Guenther <rguenther@suse.de>
21856 PR middle-end/34458
21857 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21858 adjust return type.
21860 2008-01-09 Richard Guenther <rguenther@suse.de>
21862 PR middle-end/34679
21863 * tree.c (host_integerp): Check for sizetype only if the
21864 type is an integer type.
21866 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21869 * opts.c (decode_options): Disable inlining of functions called
21870 once if not in unit-at-a-time mode.
21872 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21874 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21876 2008-01-08 Richard Guenther <rguenther@suse.de>
21878 PR middle-end/31863
21879 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21880 out early if the result will be unused.
21882 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21887 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21888 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21891 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21893 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21894 for vectorization tuned.
21896 2008-01-08 Richard Guenther <rguenther@suse.de>
21898 PR tree-optimization/34683
21899 * tree-ssa-operands.c (operand_build_cmp): Export.
21900 * tree-ssa-operands.h (operand_build_cmp): Declare.
21901 * tree-vn.c (vuses_compare): Remove.
21902 (sort_vuses): Use operand_build_cmp.
21903 (sort_vuses_heap): Likewise.
21904 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21905 to re-use old VEC if available. Do not sort already sorted VUSEs.
21906 (vdefs_to_vec): Do not sort already sorted VDEFs.
21908 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21910 PR middle-end/34694
21911 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21913 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21916 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21917 limitations of reciprocal sequences on x86 targets.
21919 2008-01-08 Richard Guenther <rguenther@suse.de>
21921 PR tree-optimization/34683
21922 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21924 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21927 * config/darwin.c (darwin_mergeable_string_section): Don't use
21928 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21930 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21933 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21934 negxf2. Macroize expander using X87MODEF mode iterator. Change
21935 predicates of op0 and op1 to register_operand.
21936 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21937 expander using X87MODEF mode iterator. Change predicates of
21938 op0 and op1 to register_operand.
21939 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21940 corresponding patterns and macroize using MODEF macro. Change
21941 predicates of op0 and op1 to register_operand and remove
21942 "m" constraint. Disparage "r" alternative with "!".
21943 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21944 macroize using X87MODEF macro. Change predicates of op0 and op1
21945 to register_operand and remove "m" constraint. Disparage "r"
21946 alternative with "!".
21947 (absneg splitter with memory operands): Remove.
21948 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21949 patterns and macroize using X87MODEF mode iterator.
21950 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21951 Change predicate of op1 to register_operand.
21952 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21953 for memory operands.
21955 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21957 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21959 2008-01-07 Richard Guenther <rguenther@suse.de>
21961 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21964 2008-01-07 Richard Guenther <rguenther@suse.de>
21966 PR tree-optimization/34683
21967 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21968 VOPs of the needed size to save memory. Use VEC_quick_push
21969 to save compile-time.
21970 (vdefs_to_vec): Likewise.
21972 2008-01-07 Sa Liu <saliu@de.ibm.com>
21974 * config/spu/spu.md (divdf3): Genetate inline code for double
21975 division. The implementation doesn't handle INF or NAN, therefore it
21976 only applies when -ffinite-math-only is given.
21978 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21981 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21982 * doc/cpp.texi ([Common Predefined Macros]): Document.
21984 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21986 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21987 order to use commutative addition instead of subtraction.
21989 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21990 Mircea Namolaru <namolaru@il.ibm.com>
21991 Vladimir Yanovsky <yanov@il.ibm.com>
21992 Revital Eres <eres@il.ibm.com>
21994 PR tree-optimization/34263
21995 * tree-outof-ssa.c (process_single_block_loop_latch,
21996 contains_tree_r): New functions.
21997 (analyze_edges_for_bb): Call process_single_block_loop_latch
21998 function to empty single-basic-block latch block if possible.
22000 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22002 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22004 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22006 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22008 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22010 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22012 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22014 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22016 PR tree-optimization/34618
22017 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22020 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22023 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22024 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22025 Update copyright year.
22027 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22028 Update copyright year.
22029 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22032 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22034 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22035 edge does not point to current bb before changing need_assert.
22037 2008-01-04 Richard Guenther <rguenther@suse.de>
22039 PR middle-end/34029
22040 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22041 for verifying purposes if they are is_gimple_min_invariant.
22043 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22045 PR tree-optimization/34448
22046 PR tree-optimization/34465
22047 * gimplify.c (gimplify_init_constructor): Add new parameter
22048 notify_temp_creation. Use it.
22049 (gimplify_modify_expr_rhs): Take volatiles into account when
22050 optimizing constructors.
22051 Do not optimize constructors if gimplify_init_constructor will dump to
22053 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22054 * gcc.c-torture/compile/pr34448.c: New.
22056 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22058 PR gcov-profile/34609
22059 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22060 return_slot if result is TREE_ADDRESSABLE.
22062 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22064 * config/mips/mips.md (sqrt_condition): Tweak comment.
22065 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22067 2008-01-03 Tom Tromey <tromey@redhat.com>
22070 * c-common.c (c_type_hash): Handle VLAs.
22072 2008-01-03 Jan Hubicka <jh@suse.cz>
22074 PR tree-optimization/31081
22075 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22076 0 when inlining and not inlining to first basic block.
22077 (remap_decl): When var is initialized to 0, don't set default_def.
22078 (expand_call_inline): Set entry_bb.
22079 * tree-inline.h (copy_body_data): Add entry_bb.
22081 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22084 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22087 PR tree-optimization/29484
22088 * tree-inline.c (inline_forbidden_p_2): New function.
22089 (inline_forbidden_p): Disallow inlining if some static var
22090 has an address of a local LABEL_DECL in its initializer.
22091 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22094 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22096 PR tree-optimization/34635
22097 * tree-data-ref.c (add_other_self_distances): Make sure that the
22098 evolution step is constant.
22100 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22102 PR middle-end/34608
22103 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22105 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22107 * tree-sra.c (scalarize_init): Insert the generate_element_init
22108 statements after the generate_element_zero statements.
22110 2008-01-02 Richard Guenther <rguenther@suse.de>
22112 PR middle-end/34093
22113 PR middle-end/31976
22114 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22115 for very large number of operands instead of ICEing.
22117 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22120 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22121 while stack probing.
22123 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22125 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22128 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22130 PR libmudflap/26442
22131 * tree-mudflap.c (mx_register_decls): Guard warning by
22132 !DECL_ARTIFICIAL check.
22134 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22136 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22137 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22138 sse5_perm<mode>): Fix constraints.