1 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000.c (processor_target_table): Do not
6 2008-09-03 Anton Blanchard <anton@samba.org>
8 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
9 emit memory barrier before operation.
11 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
14 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
15 default_elf_asm_output_external.
17 2008-09-03 Jeff Law <law@redhat.com>
19 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
21 2008-09-03 Richard Henderson <rth@redhat.com>
23 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
24 memory barrier to below the test-and-set.
25 (alpha_split_lock_test_and_set_12): Likewise.
27 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
31 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
34 * ira-color.c (print_loop_title): Use all_allocnos.
35 (color_pass): Ditto. Don't add border_allocnos. Check that
36 subloop allocno in the correspdoning bitmap all_allocnos.
38 * ira-emit.c (change_loop): Use all_allocnos.
40 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
42 (ira_create_allocno): Set up all_allocnos bit for the created
44 (create_cap_allocno): Remove setting mentioned_allocnos.
45 (create_insn_allocnos): Ditto.
46 (remove_unnecessary_allocnos): Use all_allocnos.
47 (check_allocno_creation): Check that allocnos are in the
48 corresponding bitmap all_allocnos.
50 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
54 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
55 (process_regs_for_copy): Process subregs. Refine check when cost
56 is taken into account in ira-costs.c.
57 (process_reg_shuffles): Use REG_SUBREG_P.
58 (add_insn_allocno_copies): Ditto. Ignore modes.
60 * ira-color.c (conflict_allocno_vec): New.
61 (COST_HOP_DIVISOR): New macro.
62 (update_copy_costs_1): Use it.
63 (update_conflict_hard_regno_costs): New function.
64 (assign_hard_reg): Use it.
65 (ira_color): Allocate and free conflict_allocno_vec.
67 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
71 * ira-int.h (ira_sort_insn_chain): Remove.
73 * ira.c (basic_block_order_nums, chain_insn_order,
74 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
75 (ira): Don't call ira_sort_insn_chain.
77 * reload1.c (reload): Don't call ira_sort_insn_chain.
79 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
82 * cgraphunit.c (update_call_expr): Remove eh regions from statements
83 which become non throw.
84 (cgraph_function_versioning): Also clear DECL_WEAK. Call
85 update_call_expr after updating the flags on the decl.
87 2008-09-03 Jan Hubicka <jh@suse.cz>
89 PR tree-optimization/37315
90 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
91 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
92 (cgraph_analyze_functions): Use node->analyzed
93 (cgraph_mark_functions_to_output): Likewise.
94 (cgraph_expand_function): All functions can be released after
96 (cgraph_optimize): Use gimple_has_body_p.
97 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
98 (cgraph_decide_inlining_incrementally): Likewise.
99 (inline_transform): Inline transform.
100 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
102 (inlinable_function_p): Drop gimple_body check.
103 (expand_call_inline): Use gimple_has_body_p.
104 * gimple.c (gimple_has_body_p): New.
105 * gimple.h (gimple_has_body_p): Add prototype.
106 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
107 (dump_function_to_file): Use gimple_has_body_p check.
109 2008-09-03 Jakub Jelinek <jakub@redhat.com>
112 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
114 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
116 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
118 From Michael Frysinger <michael.frysinger@analog.com>
119 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
120 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
123 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
126 * doc/extend.texi: Document picoChip builtin functions.
127 * doc/invoke.texi: Document picoChip options.
128 * doc/contrib.texi: Add picoChip contribution.
129 * doc/md.texi: Document picoChip constraints.
130 * config.gcc: Add picochip-*-*.
131 * config/picochip/: Add new port.
133 2008-09-03 Richard Guenther <rguenther@suse.de>
135 PR tree-optimization/37328
136 * tree-sra.c (sra_build_assignment): Gimplify properly.
137 (generate_copy_inout): Take the correct stmt as definition,
140 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
142 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
145 From Michael Frysinger <michael.frysinger@analog.com>
146 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
148 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
150 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
152 (__gthread_setspecific): Revert 2008-08-31 change to
153 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
156 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
158 * diagnostic.c (error_at): New.
159 * toplev.h (error_at): New prototype.
160 * c-typeck.c (build_array_ref): Call error_at instead of error.
161 Pass location to pedwarn.
163 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
165 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
167 2008-09-02 Jakub Jelinek <jakub@redhat.com>
169 * dwarf2out.c (tree_add_const_value_attribute): Only handle
170 VAR_DECL and CONST_DECL.
172 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
173 Jakub Jelinek <jakub@redhat.com>
175 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
176 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
177 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
178 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
179 Don't set ix86_save_varrargs_registers.
180 (ix86_setup_incoming_varargs): Assume cum != NULL.
181 (ix86_va_start): Check ix86_varargs_gpr_size and
182 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
183 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
184 from frame pointer if ix86_varargs_gpr_size == 0.
185 (ix86_compute_frame_layout): Updated.
186 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
187 (ix86_varargs_gpr_size): Define.
188 (ix86_varargs_fpr_size): Likewise.
189 (machine_function): Remove save_varrargs_registers.
190 Add varargs_gpr_size and varargs_fpr_size.
192 2008-09-02 Jakub Jelinek <jakub@redhat.com>
194 * config/alpha/alpha.c (va_list_skip_additions,
195 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
196 (alpha_gimplify_va_arg): Call unshare_expr on second use of
199 PR tree-optimization/36766
200 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
201 for already removed basic blocks.
204 * real.c (real_maxval): Clear a lower bit to make real_maxval
205 match get_max_float for IBM long double format.
207 2008-09-02 Andreas Schwab <schwab@suse.de>
209 * configure.ac: Use m4_quote to quote the expansion of m4_do.
210 * configure: Regenerate.
212 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
214 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
215 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
216 checking for a non-VOID CONSTANT_P.
218 2008-09-02 Jan Hubicka <jh@suse.cz>
220 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
221 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
223 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
225 * expr.c (emit_group_store): Don't assert stack temp mode size.
227 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
228 Tobias Grosser <grosser@fim.uni-passau.de>
229 Jan Sjodin <jan.sjodin@amd.com>
230 Harsha Jagasia <harsha.jagasia@amd.com>
231 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
232 Konrad Trifunovic <konrad.trifunovic@inria.fr>
233 Adrien Eliche <aeliche@isty.uvsq.fr>
235 Merge from graphite branch.
238 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
239 * doc/invoke.texi (-floop-block, -floop-interchange,
240 -floop-strip-mine): Document new flags.
241 * tree-into-ssa.c (gimple_vec): Moved...
242 * tree-loop-distribution.c (rdg_component): Moved...
243 * cfgloopmanip.c: Include tree-flow.h.
244 (update_dominators_in_loop): New.
245 (create_empty_if_region_on_edge): New.
246 (create_empty_loop_on_edge): New.
247 (loopify): Use update_dominators_in_loop.
248 * tree-pass.h (pass_graphite_transforms): Declared.
249 * configure: Regenerate.
250 * tree-phinodes.c (make_phi_node): Export.
251 (add_phi_node_to_bb): New, split from create_phi_node.
252 * tree-chrec.c (for_each_scev_op): New.
253 * tree-chrec.h (for_each_scev_op): Declared.
254 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
255 (remove_statement): Call get_phi_with_result.
256 * config.in (HAVE_cloog): Undef.
257 * gdbinit.in (pgg): New.
258 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
259 * tree-ssa-loop.c (graphite_transforms): New.
260 (gate_graphite_transforms): New.
261 (pass_graphite_transforms): New.
262 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
263 HAVE_cloog): Defined.
264 * tree-vectorizer.c (rename_variables_in_bb): Export.
265 * tree-data-ref.c (dr_may_alias_p): Export.
266 (stmt_simple_memref_p): New.
267 (find_data_references_in_stmt): Export.
268 (find_data_references_in_loop): Export.
269 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
270 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
271 (create_rdg_vertices): Export.
272 (build_empty_rdg): New.
273 (build_rdg): Call build_empty_rdg. Free dependence_relations.
274 * tree-data-ref.h (rdg_component): ... here.
276 (struct data_reference): Add a field scop.
278 (find_data_references_in_loop): Declared.
279 (find_data_references_in_stmt): Declared.
280 (create_rdg_vertices): Declared.
281 (dr_may_alias_p): Declared.
282 (stmt_simple_memref_p): Declared.
283 (struct rdg_edge): Add a field ddr_p relation.
284 (build_empty_rdg): Declared.
285 * lambda.h (lambda_matrix): Declare a VEC of.
286 (find_induction_var_from_exit_cond): Declared.
287 (lambda_vector_compare): New.
288 * common.opt (fgraphite, floop-strip-mine,
289 floop-interchange, floop-block): New flags.
290 * lambda-code.c (find_induction_var_from_exit_cond): Export.
291 * cfgloop.c (is_loop_exit): New.
292 * cfgloop.h (is_loop_exit): Declared.
293 (create_empty_if_region_on_edge): Declared.
294 (create_empty_loop_on_edge): Declared.
295 * tree-flow.h (add_phi_node_to_bb): Declared.
296 (make_phi_node): Declared.
297 (rename_variables_in_bb): Declared.
298 (perfect_loop_nest_depth): Declared.
299 (graphite_transform_loops): Declared.
300 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
301 (graphite.o-warn): Add -Wno-error.
302 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
303 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
304 (INCLUDES): Add PPLINC, CLOOGINC.
305 (OBJS-common): Add graphite.o.
306 (graphite.o): Add rule.
307 * gimple.h (gimple_vec): ... here.
308 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
309 * passes.c (init_optimization_passes): Schedule
310 pass_graphite_transforms.
312 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
315 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
316 and -fno-toplevel-reorder after handle_options.
318 2008-09-02 Paul Brook <paul@codesourcery.com>
320 * config/arm/arm.c (arm_tune_cortex_a9): Define.
321 (arm_override_options): Set arm_tune_cortex_a9.
322 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
323 (arm_issue_rate): Handle cortexa9.
324 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
325 * config/arm/arm-cores.def: Add cortex-a9.
326 * config/arm/arm-tune.md: Regenerate.
327 * config/arm/arm.md: Include cortex-a9.md.
328 (generic_sched, generic_vfp): Add cortexa9.
329 * config/arm/cortex-a9.md: New file.
331 2008-09-02 Richard Guenther <rguenther@suse.de>
333 PR tree-optimization/37327
334 * tree-vrp.c (register_new_assert_for): Make sure to not have
335 TREE_OVERFLOW set on the bound.
337 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
339 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
341 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
342 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
345 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
347 * gcc/config/spu/spu.md (divdf3): Removed.
349 2008-09-02 Jakub Jelinek <jakub@redhat.com>
351 PR tree-optimization/37095
352 * cgraph.c (cgraph_node): When creating new cgraph node after
353 assembler_name_hash has been populated, record it in the hash
356 2008-09-01 Paul Brook <paul@codesourcery.com>
358 * doc/invoke.texi: Document -mword-relocations.
359 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
360 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
361 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
362 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
363 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
364 (arm_emit_movpair): New function.
365 (arm_print_operand <c>): Handle sybolic addresses.
366 * config/arm/arm.h (TARGET_USE_MOVT): Define.
367 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
368 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
369 * config/arm/arm.opt: Add -mword-relocations.
370 * config/arm/arm.md (movsi): Use arm_emit_movpair.
371 (arm_movt, arm_movw): New.
373 2008-09-01 Paul Brook <paul@codesourcery.com>
375 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
376 Allow Interworking on ARMv4 EABI based targets.
377 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
378 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
380 2008-09-01 Paul Brook <paul@codesourcery.com>
382 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
383 optimized LT0 test. Remove optimization for GT.
385 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
387 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
389 * pa-hpux11.h (LIB_SPEC): Likewise.
391 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
394 2008-09-01 Jan Hubicka <jh@suse.cz>
396 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
397 present, use only counts; when guessed use only frequencies.
398 (estimate_bb_frequencies): Use function_frequency.
399 * profile.c (compute_branch_probabilities): Exit early when
400 profile reading failed. Set profile_status.
401 (branch_prob): Do not set profile_status.
403 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
405 * tree.c (protected_set_expr_location): New.
406 * tree.h (protected_set_expr_location): New prototype.
407 * c-tree.h (build_array_ref): Add argument.
408 (parser_build_unary_op): Same.
409 * c-typeck.c (build_indirect_ref): Handle new location argument.
410 (build_array_ref): Same.
411 (parser_build_unary_op): Same.
412 * gimplify.c (gimplify_asm_expr): Set input_location before calling
414 * c-omp.c (c_finish_omp_atomic): Pass location when calling
416 * c-common.c (finish_label_address_expr): Handle new location
418 * c-common.h (build_indirect_ref): Add argument.
419 (finish_label_address_expr): Same.
420 * c-parser.c (c_parser_unary_expression): Pass location to build
422 (c_parser_postfix_expression): Same.
424 2008-09-01 Paul Brook <paul@codesourcery.com>
426 * config/arm/arm.md: Include cortex-r4f.md.
427 (attr fpu): Update type list.
428 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
429 fconstd, fcmps and fcmpd.
430 (attr tune_cortexr4): Define.
431 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
432 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
433 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
434 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
435 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
437 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
438 cortex_a8_vfp_farith: Ditto.
439 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
440 * config/arm/cortex-r4.md: Use tune_cortexr4.
441 * config/arm/cortex-r4f.md: New file.
443 2008-09-01 Richard Guenther <rguenther@suse.de>
445 PR tree-optimization/37305
446 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
447 the result of constant conversions.
448 (fold_gimple_assign): Likewise.
450 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
452 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
453 #ifdef ENABLE_CHECKING.
455 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
457 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
458 * sched-int.h (print_insn, print_pattern, print_value): Declare also
459 when !INSN_SCHEDULING.
461 2008-09-01 Andreas Schwab <schwab@suse.de>
463 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
465 2008-09-01 Paul Brook <paul@codesourcery.com>
467 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
469 2008-09-01 Jan Hubicka <jh@suse.cz>
471 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
473 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
474 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
475 * gimplify.c (gimplify_init_constructor): Add speed operand.
476 * tree-sra.c (decide_block_copy): Likewise.
477 * tree-inline.c (estimate_move_cost): Likewise.
478 * config/alpha/alpha.h (MOVE_RATIO): Update.
479 * config/frv/frv.c (MOVE_RATIO): Update.
480 * config/spu/spu.h (MOVE_RATIO): Update.
481 * config/sparc/sparc.h (MOVE_RATIO): Update.
482 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
483 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
484 * config/cris/cris.h (MOVE_RATIO): Update.
485 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
486 * config/arm/arm.h (MOVE_RATIO): Update.
487 * config/pa/pa.md: Update uses of MOVE_RATIO
488 * config/pa/pa.h (MOVE_RATIO): Update.
489 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
490 * config/h8300/h8300.h (MOVE_RATIO): Update.
491 * config/v850/v850.h (MOVE_RATIO): Update.
492 * config/bfin/bfin.h (MOVE_RATIO): Update.
494 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
495 Dmitry Melnik <dm@ispras.ru>
496 Dmitry Zhurikhin <zhur@ispras.ru>
497 Alexander Monakov <amonakov@ispras.ru>
498 Maxim Kuvyrkov <maxim@codesourcery.com>
500 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
501 sel-sched-dump.c, sel-sched-ir.c: New files.
502 * Makefile.in (OBJS-common): Add selective scheduling object
504 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
505 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
506 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
507 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
508 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
509 (make_forwarder_block): Update loop latch if we have redirected
511 * cfgloop.c (get_loop_body_in_custom_order): New function.
512 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
513 (CP_FALLTHRU_PREHEADERS): Likewise.
514 (get_loop_body_in_custom_order): Declare.
515 * cfgloopmanip.c (has_preds_from_loop): New.
516 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
517 Assert that the preheader edge will be fall thru when it is set.
518 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
519 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
520 fsel-sched-substitution, fselective-scheduling): New flags.
521 * cse.c (hash_rtx_cb): New.
523 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
524 sel_sched_insn_cnt): New counters.
525 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
526 * genattr.c (main): Output maximal_insn_latency prototype.
527 * genautomata.c (output_default_latencies): New. Factor its code from ...
528 (output_internal_insn_latency_func): ... here.
529 (output_internal_maximal_insn_latency_func): New.
530 (output_maximal_insn_latency_func): New.
531 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
532 (struct hard_reg_set_iterator): New.
533 (hard_reg_set_iter_init, hard_reg_set_iter_set,
534 hard_reg_set_iter_next): New functions.
535 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
536 * lists.c (remove_free_INSN_LIST_node,
537 remove_free_EXPR_LIST_node): New functions.
538 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
539 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
540 (loop_optimizer_finalize): Do not verify flow info after reload.
541 * recog.c (validate_replace_rtx_1): New parameter simplify.
542 Default it to true. Update all uses. Factor out simplifying
544 (simplify_while_replacing): ... this new function.
545 (validate_replace_rtx_part,
546 validate_replace_rtx_part_nosimplify): New.
547 * recog.h (validate_replace_rtx_part,
548 validate_replace_rtx_part_nosimplify): Declare.
549 * rtl.c (rtx_equal_p_cb): New.
550 (rtx_equal_p): Use it.
551 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
552 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
553 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
554 * vecprim.h: Add a vector type for unsigned int.
555 * haifa-sched.c: Include vecprim.h and cfgloop.h.
556 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
557 ready_try, cycle_issued_insns, spec_info): Make global.
558 (readyp): Initialize.
559 (dfa_lookahead): New global variable.
560 (old_max_uid, old_last_basic_block): Remove.
561 (h_i_d): Make it a vector.
562 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
564 (after_recovery, adding_bb_to_current_region_p):
565 New variables to handle correct insertion of the recovery code.
566 (struct ready_list): Move declaration to sched-int.h.
567 (rgn_n_insns): Removed.
568 (rtx_vec_t): Move to sched-int.h.
569 (find_insn_reg_weight): Remove.
570 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
571 (haifa_init_h_i_d, haifa_finish_h_i_d):
572 New functions to initialize / finalize haifa instruction data.
573 (extend_h_i_d, init_h_i_d): Rewrite.
574 (unlink_other_notes): Move logic to add_to_note_list. Handle
576 (ready_lastpos, ready_element, ready_sort, reemit_notes,
577 find_fallthru_edge): Make global, remove static prototypes.
578 (max_issue): Make global. Add privileged_n and state parameters. Use
580 (extend_global, extend_all): Removed.
581 (init_before_recovery): Add new param. Fix the handling of the case
582 when we insert a recovery code before the EXIT which has a predecessor
583 with a fallthrough edge to it.
584 (create_recovery_block): Make global. Rename to
585 sched_create_recovery_block. Update.
586 (change_pattern): Rename to sched_change_pattern. Make global.
587 (speculate_insn): Rename to sched_speculate_insn. Make global.
588 Split haifa-specific functionality into ...
589 (haifa_change_pattern): New static function.
590 (sched_extend_bb): New static function.
591 (sched_init_bbs): New function.
592 (current_sched_info): Change type to struct haifa_sched_info.
593 (insn_cost): Adjust for selective scheduling.
594 (dep_cost_1): New function. Move logic from ...
595 (dep_cost): ... here.
596 (dep_cost): Use dep_cost_1.
597 (contributes_to_priority_p): Use sched_deps_info instead of
599 (priority): Adjust to work with selective scheduling. Process the
600 corner case when all dependencies don't contribute to priority.
601 (rank_for_schedule): Use ds_weak instead of dep_weak.
602 (advance_state): New function. Move logic from ...
603 (advance_one_cycle): ... here.
604 (add_to_note_list, concat_note_lists): New functions.
605 (rm_other_notes): Make static. Adjust for selective scheduling.
606 (remove_notes, restore_other_notes): New functions.
607 (move_insn): Add two arguments. Update assert. Don't call
609 (choose_ready): Remove lookahead variable, use dfa_lookahead.
610 Remove more_issue, max_points. Move the code to initialize
611 max_lookahead_tries to max_issue.
612 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
613 ready. Adjust use of move_insn. Call restore_other_notes.
615 (sched_init, sched_finish): Move Haifa-specific initialization/
617 (haifa_sched_init, haifa_sched_finish): ... respectively.
619 (setup_sched_dump): New function.
620 (haifa_init_only_bb): New static function.
621 (haifa_speculate_insn): New static function.
622 (try_ready): Use haifa_* instead of speculate_insn and
624 (extend_ready, extend_all): Remove.
625 (sched_extend_ready_list, sched_finish_ready_list): New functions.
626 (create_check_block_twin, add_to_speculative_block): Use
627 haifa_insns_init instead of extend_global. Update to use new
628 initialization functions. Change parameter. Factor out code from
629 create_check_block_twin to ...
630 (sched_create_recovery_edges) ... this new function.
632 (sched_scan_info): New.
633 (extend_bb): Use sched_scan_info.
634 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
635 static functions for walking through scheduling region.
636 (sched_luids): New vector variable to replace uid_to_luid.
637 (luids_extend_insn): New function.
638 (sched_max_luid): New variable.
639 (luids_init_insn): New function.
640 (sched_init_luids, sched_finish_luids): New functions.
641 (insn_luid): New debug function.
642 (sched_extend_target): New function.
643 (haifa_init_insn): New static function.
644 (sched_init_only_bb): New hook.
645 (sched_split_block): New hook.
646 (sched_split_block_1): New function.
647 (sched_create_empty_bb): New hook.
648 (sched_create_empty_bb_1): New function.
649 (common_sched_info, ready): New global variables.
650 (current_sched_info_var): Remove.
651 (move_block_after_check): Use common_sched_info.
652 (haifa_luid_for_non_insn): New static function.
653 (init_before_recovery): Use haifa_init_only_bb instead of
655 (increase_insn_priority): New.
656 * modulo-sched.c: (issue_rate): Remove static declaration.
657 (sms_sched_info): Change type to haifa_sched_info.
658 (sms_sched_deps_info, sms_common_sched_info): New variables.
659 (setup_sched_infos): New.
660 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
661 Do not call regstat_free_calls_crossed.
662 (sms_print_insn): Use const_rtx.
663 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
664 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
665 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
666 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
667 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
668 current_sched_info to use it.
669 (enum reg_pending_barrier_mode): Move to sched-int.h.
670 (h_d_i_d): New variable. Initialize to NULL.
671 ({true, output, anti, spec, forward}_dependency_cache): Initialize
673 (estimate_dep_weak): Remove static declaration.
674 (sched_has_condition_p): New function. Adjust users of
675 sched_get_condition to use it instead.
676 (conditions_mutex_p): Add arguments indicating which conditions are
678 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
679 argument to indicate whether returned condition is reversed. Do not
680 generate new rtx when condition should be reversed; indicate it by
681 setting new argument instead.
682 (add_dependence_list_and_free): Add deps parameter.
683 Update all users. Do not free dependence list when
684 deps context is readonly.
685 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
687 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
688 (remove_from_deps): New. Use the above functions.
689 (cur_insn, can_start_lhs_rhs_p): New static variables.
690 (add_or_update_back_dep_1): Initialize present_dep_type.
691 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
692 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
693 haifa_note_dep): New functions implementing dependence hooks for
695 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
696 note_dep): New functions.
697 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
699 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
700 (free_deps): Initialize deps->reg_last.
701 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
702 sched_analyze_insn): Update to use dependency hooks infrastructure
703 and readonly contexts.
704 (deps_analyze_insn): New function. Move part of logic from ...
705 (sched_analyze): ... here. Also move some logic to ...
706 (deps_start_bb): ... here. New function.
707 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
709 (sched_deps_init): New function. Move code from ...
710 (init_dependency_caches): ... here. Remove.
711 (init_deps_data_vector): New.
712 (sched_deps_finish): New function. Move code from ...
713 (free_dependency_caches): ... here. Remove.
714 (init_deps_global, finish_deps_global): Adjust for use with
715 selective scheduling.
716 (get_dep_weak): Move logic to ...
717 (get_dep_weak_1): New function.
718 (ds_merge): Move logic to ...
719 (ds_merge_1): New static function.
720 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
721 (ds_get_max_dep_weak): New function.
722 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
723 (n_insns): Rename to rgn_n_insns.
724 (debug_ebb_dependencies): New function.
725 (init_ready_list): Use it.
726 (begin_schedule_ready): Use sched_init_only_bb.
727 (ebb_print_insn): Indicate when an insn starts a new cycle.
728 (contributes_to_priority, compute_jump_reg_dependencies,
729 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
730 (add_block1): Remove to ebb_add_block.
731 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
732 (schedule_ebb): Initialize them. Use remove_notes instead of
733 rm_other_notes. Use haifa_local_init/finish.
734 (schedule_ebbs): Use haifa_sched_init/finish.
735 * sched-int.h: Include vecprim.h, remove rtl.h.
736 (struct ready_list): Delete declaration.
737 (sched_verbose_param, enum sched_pass_id_t,
738 bb_vec_t, insn_vec_t, rtx_vec_t): New.
739 (struct sched_scan_info_def): New structure.
740 (sched_scan_info, sched_scan, sched_init_bbs,
741 sched_init_luids, sched_finish_luids, sched_extend_target,
742 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
743 (struct common_sched_info_def): New.
744 (common_sched_info, haifa_common_sched_info,
745 sched_emulate_haifa_p): Declare.
747 (sched_luids): Declare.
748 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
749 (sched_max_luid, insn_luid): Declare.
750 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
751 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
752 print_insn, print_pattern, print_value, haifa_classify_insn,
753 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
754 setup_sched_dump, sched_init, sched_finish,
755 sel_insn_is_speculation_check): Export.
756 (struct ready_list): Move from haifa-sched.c.
757 (ready_try, ready, max_issue): Export.
758 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
759 sched_init_only_bb, sched_split_block, sched_split_block_1,
760 sched_create_empty_bb, sched_create_empty_bb_1,
761 sched_create_recovery_block, sched_create_recovery_edges): Export.
762 (enum reg_pending_barrier_mode): Export.
763 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
765 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
766 print_insn field. Move add_block and fix_recovery_cfg to
767 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
768 (struct sched_deps_info_def): ... this new structure.
769 (sched_deps_info): Declare.
770 (struct spec_info_def): Remove weakness_cutoff, add
771 data_weakness_cutoff and control_weakness_cutoff.
772 (spec_info): Declare.
773 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
775 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
776 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
777 (current_sched_info): Change type to struct haifa_sched_info.
778 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
779 (h_d_i_d): New variable.
780 (HDID): New accessor macro.
781 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
782 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
784 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
785 (enum SCHED_FLAGS): Update for selective scheduler.
786 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
787 (init_dependency_caches, free_dependency_caches): Delete declarations.
788 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
789 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
790 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
791 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
792 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
794 (rm_other_notes): Delete declaration.
795 (schedule_block): Remove one argument.
796 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
797 ready_element, ready_lastpos, sched_extend_ready_list,
798 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
799 concat_note_lists): Export.
800 (struct region): Move from sched-rgn.h.
801 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
802 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
803 BLOCK_TO_BB, CONTAINING_RGN): Export.
804 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
805 (current_nr_blocks, current_blocks, target_bb): Likewise.
806 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
807 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
808 sched_rgn_local_init, extend_regions,
809 rgn_make_new_region_out_of_new_block, compute_priorities,
810 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
811 extend_rgns, deps_join rgn_setup_common_sched_info,
812 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
813 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
814 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
815 increase_insn_priority): Likewise.
816 * sched-rgn.c: Include sel-sched.h.
817 (ref_counts): New static variable. Use it ...
818 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
819 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
820 (sched_is_disabled_for_current_region_p): Delete static declaration.
821 (struct region): Move to sched-int.h.
822 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
823 ebb_head): Define and initialize.
824 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
825 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
826 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
828 (find_single_block_region): Add new argument to indicate that EBB
829 regions should be constructed.
830 (debug_live): Delete declaration.
831 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
832 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
834 (init_regions): Delete declaration.
835 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
836 rgn_estimate_number_of_insns): New.
837 (too_large): Use estimate_number_of_insns.
838 (haifa_find_rgns): New. Move the code from ...
839 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
840 (free_trg_info): New.
841 (compute_trg_info): Allocate candidate tables here instead of ...
842 (init_ready_list): ... here.
843 (rgn_print_insn): Use const_rtx.
844 (contributes_to_priority, extend_regions): Delete static declaration.
845 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
846 (add_block1): Rename to rgn_add_block.
847 (debug_rgn_dependencies): Delete static qualifier.
848 (new_ready): Use sched_deps_info. Simplify.
849 (rgn_common_sched_info, rgn_const_sched_deps_info,
850 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
851 (region_sched_info): Rename to rgn_const_sched_info.
852 (deps_join): New, extracted from ...
853 (propagate_deps): ... here.
854 (compute_block_dependences, debug_dependencies): Update for selective
856 (free_rgn_deps, compute_priorities): New functions.
857 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
858 sched_rgn_compute_dependencies): New functions.
859 (schedule_region): Use them.
860 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
861 rgn_setup_common_sched_info, rgn_setup_sched_infos):
863 (schedule_insns): Call new functions that were split out.
864 (rgn_make_new_region_out_of_new_block): New.
865 (get_rgn_sched_max_insns_priority): New.
866 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
867 scheduling when appropriate.
868 * sched-vis.c: Include insn-attr.h.
869 (print_value, print_pattern): Make global.
870 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
871 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
872 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
873 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
874 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
875 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
876 hooks. Initialize them to 0.
877 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
878 * target.h (struct gcc_target): Add them. Rename gen_check field to
880 * flags.h (sel_sched_switch_set): Declare.
881 * opts.c (sel_sched_switch_set): New variable.
882 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
883 pipelining is disabled from command line.
884 (common_handle_option): Record whether selective scheduling is
885 requested from command line.
886 * doc/invoke.texi: Document new flags and parameters.
887 * doc/tm.texi: Document new target hooks.
888 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
889 (dfa_state_size): Do not declare locally.
890 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
891 * config/rs6000/rs6000.c (rs6000_init_sched_context,
892 rs6000_alloc_sched_context, rs6000_set_sched_context,
893 rs6000_free_sched_context): New functions.
894 (struct _rs6000_sched_context): New.
895 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
897 (rs6000_sched_finish): Do not run for selective scheduling.
899 2008-08-31 Jan Hubicka <jh@suse.cz>
901 * frv.c (frv_rtx_costs): Update forward declaration.
902 * spu.c (spu_rtx_costs): Likewise.
903 * pdp11.c: Include df.h
904 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
905 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
906 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
907 * iq2000.c (iq2000_address_cost): Add speed argument.
908 (iq2000_rtx_costs): Likewise.
909 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
910 update call of mn10300_address_cost.
911 * mcore.c: Include df.h
912 (mcore_rtx_costs): Update prototype.
913 * score3.c: Include df.h
914 (score3_rtx_costs): Remove speed argument.
915 * score7.c: Include df.h
916 (score7_address_cost): Remove speed argument.
917 * score-protos.h (score_address_cost): Update prototype.
918 * score.c: Include df.h
919 (score_rtx_costs): Update call of costs functions.
920 * v850.c (v850_rtx_costs): Add bool argument.
922 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
924 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
926 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
928 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
929 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
931 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
933 * mkmap-flat.awk: Add option pe_dll.
934 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
935 * config/i386/t-cygwin (SHLIB_LC): Add.
936 * config/i386/t-mingw32 (SHLIB_LC): Add.
937 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
938 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
939 (LINK_SPEC): Support libgcc_s.
940 (LIBGCC_SPEC): Support libgcc_s.
941 (LIBGCC_SONAME): New.
943 2008-08-31 Jan Hubicka <jh@suse.cz>
945 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
946 mistakely had old version of patch.
948 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
949 (ipcp_estimate_growth): New.
950 (ipcp_insert_stage): Use ipcp_estimate_growth.
951 * profile.c (branch_prob): When reading failed, do not consider
954 2008-08-31 Jan Hubicka <jh@suse.cz>
956 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
957 loop is optimized for speed.
959 2008-08-31 Richard Guenther <rguenther@suse.de>
962 * fold-const.c (fold_binary): Retain conversions in folding
965 2008-08-31 Jan Hubicka <jh@suse.cz>
967 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
968 * predict.c (maybe_hot_frequency_p): Make inline.
969 (maybe_hot_count_p): Break out from ...
970 (maybe_hot_bb_p): ... this one.
971 (maybe_hot_edge_p): Simplify.
972 * basic-block.h (probably_cold_bb_p): Remove.
974 2008-08-31 Jakub Jelinek <jakub@redhat.com>
977 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
979 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
980 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
982 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
985 2008-08-31 Jan Hubicka <jh@suse.cz>
987 * predict.c (PROB_VERY_LIKELY): Make small enough so things
989 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
991 2008-08-31 Jakub Jelinek <jakub@redhat.com>
994 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
997 * dwarf2out.c (native_encode_initializer): Subtract min_index for
998 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1000 2008-08-31 Jan Hubicka <jh@suse.cz>
1002 * sparc.h (BRANCH_COST): Fix macro definition.
1003 * avr.c (avr_operand_rtx_cost): Add speed argument.
1004 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1006 2008-08-31 Richard Guenther <rguenther@suse.de>
1008 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1009 types instead of operands. Re-instantiate verifying of
1010 binary expression operands.
1012 2008-08-30 Jan Hubicka <jh@suse.cz>
1014 * fwprop.c (should_replace_address): Add speed attribute.
1015 (PR_OPTIMIZE_FOR_SPEED): New flag.
1016 (propagate_rtx_1): Use it.
1017 (propagate_rtx): Set it.
1018 (try_fwprop_subst): Update call of rtx_costs.
1019 (forward_propagate_and_simplify): LIkewise.
1020 * hooks.c (hook_int_rtx_bool_0): New
1021 (hook_bool_rtx_int_int_intp_false): Replace by ...
1022 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1023 * hooks.h (hook_int_rtx_bool_0): New
1024 (hook_bool_rtx_int_int_intp_false): Replace by ...
1025 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1026 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1027 (prepare_cmp_insn): UPdate call of rtx_cost.
1028 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1029 (reload_cse_simplify_operands): Update call of rtx_cost.
1030 (reload_cse_move2add): call of rtx_cost.
1031 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1032 * rtlanal.c (rtx_cost): Add speed argument.
1033 (address_cost): Add speed argument
1034 (default_address_cost): Likewise.
1035 (insn_rtx_cost): Likewise.
1036 * cfgloopanal.c (seq_cost): Add speed argument.
1037 (target_reg_cost, target_spill_cost): Turn to array.
1038 (init_set_costs): Update for speed.
1039 (estimate_reg_pressure_cost): Add speed argument.
1040 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1041 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1042 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1043 (seq_cost): Add speed argument.
1044 (computation_cost): Add speed arugment.
1045 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1046 (force_expr_to_var_cost): Update for profile info.
1047 (force_var_cost): Likewise.
1048 (split_address_cost): Likewise.
1049 (ptr_difference_cost): Likewise.
1050 (difference_cost): Likewise.
1051 (get_computation_cost_at): Likewise.
1052 (determine_iv_cost): Likewise.
1053 (ivopts_global_cost_for_size): Likewise.
1054 (rewrite_use_address): Likewise.
1055 (tree_ssa_iv_optimize_loop): Initialize speed field.
1056 * cse.c (optimize_this_for_speed_p): New static var.
1057 (notreg_cost): Update call of rtx_cost.
1058 (cse_extended_basic_block): set optimize_this_for_speed_p.
1059 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1060 (noce_try_cmove_arith): Likewise.
1061 (noce_try_sign_mask): LIkewise.
1062 * expr.c (compress_float_constant): Update rtx_cost calls.
1063 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1064 (addr_to_parts): Likewise.
1065 (create_mem_ref): Likewise.
1066 * dse.c (find_shift_sequence): Add speed argument.
1067 (replace_read): Update call.
1068 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1069 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1070 * neg_cost, shift_cost, shiftadd_cost,
1071 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1072 mul_highpart_cost): Increase dimension.
1073 (init_expmed): Initialize for both size and speed.
1074 (expand_shift): Use profile.
1075 (synth_mult): Use profile.
1076 (choose_mult_variant): Use profile.
1077 (expand_mult): Use profile.
1078 (expand_mult_highpart_optab): Use profile.
1079 (expand_mult_highpart): Use profile.
1080 (expand_smod_pow2): Use profile.
1081 (expand_divmod): Use profile.
1082 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1083 * loop-invariant.c (create_new_invariant): Use profile.
1084 (gain_for_invariant): Add speed parameter.
1085 (best_gain_for_invariant): Likewise.
1086 (find_invariants_to_move): Likewise.
1087 (move_single_loop_invariants): Set it.
1088 * target-def.h (TARGET_RTX_COSTS): Use hook.
1089 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1090 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1091 * output.h (default_address_cost): Update prototype.
1092 * combine.c (optimize_this_for_speed_p): New static var.
1093 (combine_validate_cost): Update call of rtx_cost.
1094 (combine_instructions): Set optimize_this_for_speed_p.
1095 (expand_compound_operation): Update call of rtx_cost.
1096 (make_extraction):Update call of rtx_cost.
1097 (force_to_mode):Update call of rtx_cost.
1098 (distribute_and_simplify_rtx):Update call of rtx_cost.
1099 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1100 (estimate_reg_pressure_cost): Update prototype.
1101 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1102 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1104 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1105 (alpha_rtx_costs): Update.
1106 * config/frv/frv.c (frv_rtx_costs): Update.
1107 * config/s390/s390.c (s390_rtx_costs): Update.
1108 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1109 (m32c_rtx_costs): Update.
1110 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1111 (spu_rtx_costs): Update.
1112 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1113 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1114 * config/i386/i386.c (:ix86_address_cost): Update.
1115 (ix86_rtx_costs): Update.
1116 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1117 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1118 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1119 * config/crx/crx.c (crx_address_cost): Update.
1120 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1121 * config/stormy16/stormy16.c
1122 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1123 * config/m68hc11/m68hc11.c
1124 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1125 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1126 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1127 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1128 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1129 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1130 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1131 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1132 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1133 (mcore_rtx_costs): update.
1134 * config/score/score3.c (score3_rtx_costs): Update.
1135 * config/score/score7.c (score7_rtx_costs): Update.
1136 * config/score/score3.h (score3_rtx_costs):Update.
1137 * config/score/score7.h (score7_rtx_costs): Update.
1138 * config/score/score.c (score_rtx_costs): Update.
1139 * config/arm/arm.c (arm_address_cost): Update.
1140 (arm_rtx_costs_1): Update.
1141 (arm_rtx_costs_1): Update.
1142 (arm_size_rtx_costs): Update.
1143 (arm_size_rtx_costs): Update.
1144 (arm_size_rtx_costs): Update.
1145 (arm_xscale_rtx_costs): Update.
1146 (arm_thumb_address_cost): Update.
1147 * config/pa/pa.c (hppa_address_cost): Update.
1148 * config/mips/mips.c (mips_rtx_costs): Update.
1149 * config/vax/vax.c (vax_address_cost): Update.
1150 * config/h8300/h8300.c (h8300_shift_costs): Update.
1151 (h8300_rtx_costs): Update.
1152 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1153 (v850_rtx_costs): Update.
1154 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1155 * config/bfin/bfin.c
1156 (bfin_address_cost): Update.
1157 (bfin_rtx_costs): Update.
1158 * stmt.c (lshift_cheap_p): Update.
1160 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1163 * expmed.c (extract_bit_field_1): Check the mode size to make
1164 sure the vector modes have the same size.
1166 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1168 * dojump.c (top level): Include basic-block.h to declare
1169 optimize_insn_for_speed_p
1171 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1173 * opts.h (CL_SAVE): New option class for marking options that are
1174 target specific options usable in the target attribute.
1175 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1177 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1178 can easily find the target specific options that are safe to use
1179 in the attribute or pragma.
1181 * attribs.c (decl_attributes): Change #pragma GCC option to
1182 #pragma GCC target, and attribute((option(...))) to
1183 attribute((target(...))).
1185 * doc/extend.texi (target attribute): Change from option
1186 attribute. Delete push/pop/reset.
1187 (#pragma GCC target): Change from #pragma GCC option. Delete
1189 (#pragma GCC push_options): Document new pragma.
1190 (#pragma GCC pop_options): Document new pragma.
1191 (#pragma GCC reset_options): Document new pragma.
1193 * targhooks.c (default_target_option_valid_attribute_p): Add
1194 warning about port not supporting target attributes.
1195 (default_target_option_pragma_parse): New function, warn about
1196 #pragma GCC target not being supported.
1198 * targhooks.h (default_target_option_pragma_parse): Add
1201 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1202 TI_CURRENT_OPTION_PRAGMA.
1203 (current_target_pragma): Rename from current_option_pragma.
1205 * target.h: (struct target_option): Delete booleans for changing
1206 the optimization level on hot/cold functions. Change signature of
1207 pragma_parse hook to take a second tree.
1209 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1211 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1212 that the declaration is done at global scope.
1214 * langhooks.c (add_builtin_function_common): Move most of the code
1215 from add_builtin_function here, calling the hook passed in.
1216 (add_builtin_function): Call add_builtin_function_common with
1217 standard builtin hook.
1218 (add_builtin_function_ext_scope): New function to add builtins to
1221 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1223 (add_builtin_function_ext_scope): Add declaration.
1225 * c-pragma.c (handle_pragma_target): Rename from
1226 handle_pragma_option, #pragma GCC option is now #pragma GCC
1227 target. Move warning about port not supporting target options to
1228 default pragma parse hook. Remove push/pop/reset from this
1230 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1231 (option_stack): Delete static variable.
1232 (optimize_stack): Ditto.
1233 (optons_stack): New stack of saved target and optimization
1235 (handle_pragma_push_options): New function to handle pushing both
1236 target and optimization options.
1237 (handle_pragma_pop_options): New function to handle popping both
1238 target and optimization options.
1239 (handle_pragma_reset_options): New function to handle resetting
1240 both target and optimization options to their initial state.
1241 (init_pragma): Rename handle_pragma_option to
1242 handle_pragma_target. Add support for push_options, pop_options,
1243 and reset_options pragmas.
1245 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1246 default_target_option_pragma_parse.
1247 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1248 default_target_option_valid_attribute_p.
1249 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1250 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1251 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1252 optimization level on hot/cold functions.
1254 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1255 if the caller and callee have different optimization levels.
1257 * c-common.c (handle_target_attribute): Rename from
1258 handle_option_attribute, attribute((option(...))) is now
1259 attribute((target(...))). Move warning if the port does not
1260 support target attributes to the default hook.
1261 (handle_hot_attribute): Delete code to change the optimization
1262 level of hot functions.
1263 (handle_cold_attribute): Ditto.
1265 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1266 argument that is the binary tree options to use if there are no
1267 arguments. Call ix86_valid_target_attribute_tree instead of
1268 ix86_valid_option_attribute_tree.
1269 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1270 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1271 ix86_pragma_option_parse.
1273 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1274 Rename from ix86_valid_option_attribute_tree.
1276 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1277 new builtins when the ISA changes.
1278 (ix86_valid_target_attribute_tree): Rename from
1279 ix86_valid_option_attribute_tree. Change callers. If the
1280 function specified optimization options, use those as the starting
1281 point before setting up the target attributes. If the
1282 optimization options were changed in the course of setting the
1283 target attributes, record the new optimization options.
1284 (ix86_valid_target_attribute_tree_inner_p): Rename from
1285 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1286 ix86_add_new_builtins if the ISA changed.
1287 (ix86_valid_target_attribute_p): Rename from
1288 ix86_valid_option_attribute_p. Change callers.
1289 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1290 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1291 as delayed builtin functions.
1292 (struct builtin_isa): New structure to record builtin functions
1293 that should be delayed until the ISA for that function is used.
1294 (ix86_builtins_isa): Change from int to struct to track builtin
1295 functions we want to declare at some point.
1296 (def_builtin): If the front end can delay defining the builtin
1297 functions, don't create builtins for ISAs not part of the default
1299 (def_builtin_const): Ditto.
1300 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1301 __builtin_ia32_pcmov_v2di to be different builtin functions.
1302 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1303 a structure instead of an int.
1304 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1305 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1306 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1307 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1309 * config/ia64/ia64.h
1310 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1311 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1313 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1314 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1315 (LANG_HOOKS_INITIALIZER): Add
1316 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1318 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1321 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1322 the reload address with the index register for SFmode
1323 access with a displacement.
1325 2008-08-30 Jan Hubicka <jh@suse.cz>
1327 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1328 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1329 * dojump.c (do_jump): Likewise.
1330 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1331 (note-if_info): Add BRANCH_COST.
1332 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1333 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1334 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1336 * expr.h (BRANCH_COST): Update default.
1337 * predict.c (predictable_edge_p): New function.
1338 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1339 Update BRANCH_COST call.
1340 * basic-block.h (predictable_edge_p): Declare.
1341 * config/alpha/alpha.h (BRANCH_COST): Update.
1342 * config/frv/frv.h (BRANCH_COST): Update.
1343 * config/s390/s390.h (BRANCH_COST): Update.
1344 * config/spu/spu.h (BRANCH_COST): Update.
1345 * config/sparc/sparc.h (BRANCH_COST): Update.
1346 * config/m32r/m32r.h (BRANCH_COST): Update.
1347 * config/i386/i386.h (BRANCH_COST): Update.
1348 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1349 * config/sh/sh.h (BRANCH_COST): Update.
1350 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1351 * config/avr/avr.h (BRANCH_COST): Update.
1352 * config/crx/crx.h (BRANCH_COST): Update.
1353 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1354 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1355 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1356 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1357 * config/ia64/ia64.h (BRANCH_COST): Update.
1358 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1359 * config/arc/arc.h (BRANCH_COST): Update.
1360 * config/score/score.h (BRANCH_COST): Update.
1361 * config/arm/arm.h (BRANCH_COST): Update.
1362 * config/pa/pa.h (BRANCH_COST): Update.
1363 * config/mips/mips.h (BRANCH_COST): Update.
1364 * config/vax/vax.h (BRANCH_COST): Update.
1365 * config/h8300/h8300.h (BRANCH_COST): Update.
1366 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1367 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1368 * doc/tm.texi (BRANCH_COST): Update.
1370 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1373 * config/arm/arm.c (arm_optimization_options): Set
1374 flag_section_anchors to 2 instead of 1 to distinguish it from
1375 -fsection-anchors given explicitely on the command line.
1377 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1379 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1380 final insn of a split.
1382 2008-08-30 Jan Hubicka <jh@suse.cz>
1384 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1385 optimized for speed.
1386 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1387 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1388 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1389 flag_gcse_after_reload_set): New static vars.
1390 (common_handle_option): Enable those flags for profile-use.
1391 (decode_options): Remove optimize_size flags that are handled
1392 on higher granuality.
1393 * tree-vectorizer.c (vectorize_loops): Use
1394 optimize_loop_nest_for_speed_p.
1395 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1396 * tree-predcom.c (tree_predictive_commoning): Use
1397 optimize_loop_for_speed_p.
1398 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1399 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1400 * predict.c (optimize_loop_for_speed_p): Fix walk.
1402 2008-08-30 Jan Hubicka <jh@suse.cz>
1404 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1406 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1407 profile presence locally.
1409 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1412 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1413 versions before 4.0.
1415 2008-08-29 Jan Hubicka <jh@suse.cz>
1417 * tree-inline.c (insert_init_stmt): Insert sequence even when
1420 2008-08-29 Jeff Law <law@redhat.com>
1422 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1423 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1424 location and class is an FP register.
1426 2008-08-29 Jan Hubicka <jh@suse.cz>
1428 * see.c (see_merge_one_def_extension): Silence used uninitialized
1430 * matrix-reorg.c (check_allocation_function): Likewise.
1431 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1433 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1436 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1437 compute new & and | in type rather than TREE_TYPE (arg0).
1439 * dwarf2out.c (fortran_common): Update comment.
1440 (gen_variable_die): Swap com_die and var_die variables in Fortran
1441 COMMON block handling code.
1443 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1445 * dwarf2out.c (gen_const_die): New function.
1446 (size_of_die, value_format, output_die): Output larger
1447 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1448 (native_encode_initializer): New function.
1449 (tree_add_const_value_attribute): Call it.
1450 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1452 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1453 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1454 TREE_THIS_VOLATILE to add_type_attribute.
1456 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1458 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1461 * dwarf2out.c (loc_by_reference): New function.
1462 (add_location_or_const_value_attribute): Use it.
1465 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1466 as DW_TAG_variable children of DW_TAG_common_block rather than
1467 DW_TAG_member children. Put DW_AT_external to individual
1468 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1470 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1471 loc_descriptor_from_tree_1.
1475 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1476 arguments to imported_module_or_decl.
1477 (debug_nothing_tree_tree): Removed.
1478 (debug_nothing_tree_tree_tree_bool): New prototype.
1479 * debug.c (do_nothing_debug_hooks): Adjust.
1480 (debug_nothing_tree_tree): Removed.
1481 (debug_nothing_tree_tree_tree_bool): New function.
1482 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1483 (gen_variable_die): Put all common vars for the
1484 same COMMON block under one DW_TAG_common_block.
1485 (declare_in_namespace): Return new context_die, for Fortran
1486 return the module DIE instead of adding extra declarations into
1488 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1489 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1490 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1492 (dwarf2out_global_decl): Don't skip Fortran global vars.
1493 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1494 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1495 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1496 DW_TAG_imported_declaration as child of previous
1497 DW_TAG_imported_module.
1498 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1499 * sdbout.c (sdb_debug_hooks): Likewise.
1500 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1502 2008-08-29 Jan Hubicka <jh@suse.cz>
1504 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1506 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1507 * ipa-cp.c (n_cloning_candidates): New static variable.
1508 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1509 (ipcp_print_all_lattices): Improve debug output.
1510 (ipcp_cloning_candidate_p): New function.
1511 (ipcp_initialize_node_lattices): Use it.
1512 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1513 (ipcp_propagate_stage): Prettier debug output.
1514 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1515 (ipcp_print_all_structures): Remove.
1516 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1517 (ipcp_insert_stage): Prettier debug output; call
1518 cgraph_remove_unreachable_nodes before propagating.
1519 (pass_ipa_cp): Schedule function removal pass.
1520 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1522 (cgraph_maybe_hot_edge_p): Move to ...
1523 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1524 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1525 (common_handle_option): Set them; enable ipa-cp when profiling.
1526 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1527 (ipa_print_all_jump_functions): Likewise.
1528 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1529 (ipa_print_node_params, ipa_print_all_params): New.
1530 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1531 ipa_print_all_param_flags): Remove.
1532 (ipa_print_node_params, ipa_print_all_params): New.
1534 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1536 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1537 change from 2008-04-03.
1538 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1540 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1544 * ira-color.c (push_allocnos_to_stack): Truncate
1545 removed_splay_allocno_vec.
1547 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1550 * ira-color (ira_fast_allocation): Don't assign hard registers to
1553 2008-08-29 Jan Hubicka <jh@suse.cz>
1556 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1557 for cold internal loops.
1559 2008-08-29 Richard Guenther <rguenther@suse.de>
1561 * tree-ssa-structalias.c (create_variable_info_for): Do not
1562 create fields for heap vars or vars with a noalias state.
1563 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1566 2008-08-29 Richard Guenther <rguenther@suse.de>
1568 * common.opt (ftree-store-ccp): Mark as preserved for
1569 backward compatibility.
1570 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1571 * tree-pass.h (pass_store_ccp): Remove.
1572 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1573 (first_vdef): Remove declaration.
1574 (get_value_loaded_by): Likewise.
1575 * tree-ssa-ccp.c (do_store_ccp): Remove.
1576 (get_default_value): Simplify as do_store_ccp is always false
1577 now. Do not initialize mem_ref.
1578 (set_value_varying): Likewise.
1579 (canonicalize_float_value): Likewise.
1580 (set_lattice_value): Likewise.
1581 (likely_value): Likewise.
1582 (surely_varying_stmt_p): Likewise.
1583 (ccp_initialize): Likewise.
1584 (ccp_lattice_meet): Likewise.
1585 (ccp_visit_phi_node): Likewise.
1586 (ccp_fold): Likewise.
1587 (evaluate_stmt): Likewise.
1588 (visit_assignment): Likewise.
1589 (ccp_visit_stmt): Likewise.
1590 (execute_ssa_ccp): Fold into ...
1591 (do_ssa_ccp): ... this.
1592 (do_ssa_store_ccp): Remove.
1593 (gate_store_ccp): Likewise.
1594 (pass_store_ccp): Likewise.
1595 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1597 * tree-ssa-propagate.c (first_vdef): Remove.
1598 (get_value_loaded_by): Likewise.
1599 (replace_vuses_in): Likewise.
1600 (substitute_and_fold): Do not call replace_vuses_in.
1601 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1603 2008-08-29 Richard Guenther <rguenther@suse.de>
1606 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1607 PARAM_NOALIAS tags with is_heapvar.
1608 * tree-ssa-operands.c (access_can_touch_variable): Offset
1609 based tests do not apply for heapvars. Fix offset test.
1611 2008-08-29 Jan Hubicka <jh@suse.cz>
1613 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1614 (-fipa-cp-clone): Enabled by default at -O3.
1615 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1616 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1618 2008-08-29 Jan Hubicka <jh@suse.cz>
1620 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1622 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1624 * gimple.c (giple_copy_call_skip_args): New function.
1625 (giple_copy_call_skip_args): Declare.
1627 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1628 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1629 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1630 (ipcp_create_replace_map): Improve debug output.
1631 (ipcp_need_redirect_p): Return false when not clonning.
1632 (ipcp_update_callgraph): Skip args.
1633 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1635 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1636 (save_inline_function_body): Update call of tree_function_versioning.
1637 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1638 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1639 (tree_function_versioning): Likewise.
1640 * tree-inline.h (tree_function_versioning): Update prototype.
1642 2008-08-29 Jan Hubicka <jh@suse.cz>
1644 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1645 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1646 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1647 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1648 * value-prof.c (gimple_divmod_fixed_value_transform,
1649 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1650 gimple_stringops_transform): Use optimize_bb_for_size_p.
1651 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1652 * final.c (compute_alignments): Use optimize_function_for_size_p.
1653 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1654 (fold_builtin_strcpy, fold_builtin_fputs): Use
1655 optimize_function_for_size_p.
1656 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1657 * recog.c (relax_delay_slots): Likewise.
1658 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1659 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1660 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1661 optimize_function_for_size_p.
1662 (cgraph_decide_inlining_of_small_function): Use
1663 optimize_function_for_size_p.
1664 * global.c (find_reg): Use optimize_function_for_size_p.
1665 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1666 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1667 flag_prefetch_loop_arrays. Those can work it out from profile.
1668 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1669 optimize_loop_for_speed_p.
1670 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1672 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1673 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1674 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1675 * local-alloc.c (block_alloc): Pass BB pointer.
1676 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1677 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1678 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1679 (decide_peel_completely): Likewise.
1680 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1681 optimize_loop_for_size_p.
1682 (vect_enhance_data_refs_alignment): Likewise.
1683 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1684 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1685 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1686 (try_crossjump_bb): Use optimize_bb_for_size_p.
1687 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1688 optimize_loop_for_speed_p.
1689 * bb-reorder.c (find_traces_1_round): Likewise.
1690 (copy_bb): Use optimize_bb_for_speed_p.
1691 (duplicate_computed_gotos): Likewise.
1692 * basic-block.h (optimize_loop_nest_for_size_p,
1693 optimize_loop_nest_for_speed_p): New.
1694 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1696 2008-08-29 Tristan Gingold <gingold@adacore.com>
1698 * gcov.c (main): Call expandargv.
1700 2008-08-29 Jan Hubicka <jh@suse.cz>
1702 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1704 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1706 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1707 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1709 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1711 2008-08-29 Jan Hubicka <jh@suse.cz>
1713 * tree-pass.h (pass_strip_predict_hints): Declare.
1714 * predict.c (strip_builtin_expect): Rename to ...
1715 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1716 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1717 (tree_estimate_probability): Do not strip builtin_expect.
1718 (pass_strip_predict_hints): New pass.
1719 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1721 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1723 2008-08-29 Richard Guenther <rguenther@suse.de>
1725 PR tree-optimization/37207
1726 * tree-vrp.c (extract_range_from_binary_expr): Also try
1727 to constant fold if only one of the operands is a constant.
1729 2008-08-29 Nick Clifton <nickc@redhat.com>
1731 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1732 the same way as SYMBOL_REFs.
1734 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1736 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1738 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1740 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1741 * config/mips/mips.md (branch_likely): Remove const. Fix
1743 (define_delay for type "branch"): Change to only apply for branch
1744 with likely variant.
1745 (define_delay for type "branch" and "branch_likely" no). New delay
1747 (equality_op): New code iterator.
1748 (bbv, bbinv): New code attributes.
1749 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1752 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1753 Andrew Pinski <pinskia@gcc.gnu.org>
1756 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1758 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1760 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1761 rule that a symbolic constant must be defined and >= 0 for the
1762 corresponding facility to be present at compile-time.
1763 * gthr-posix.c: Likewise.
1765 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1767 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1768 * config/mips/mips.md (D): New mode attribute.
1769 (mulsi3, muldi3): Merge it into ...
1770 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1772 (muldi3_mul3): New pattern.
1773 (mulsi3_mult3): Rename to mulsi3_mul3.
1775 2008-08-28 Jan Hubicka <jh@suse.cz>
1777 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1779 * predict.c (always_optimize_for_size_p): Rename to ...
1780 (optimize_function_for_size): ... this one; make extern.
1781 (optimize_function_for_speed_p): New.
1782 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1783 optimize_edge_for_size_p,optimize_edge_for_size_p,
1784 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1785 * basic-block.h (optimize_function_for_size_p,
1786 optimize_function_for_speed_p): Declare.
1787 * i386.md (optimize_size checks): Replace them by appropriate
1789 (standard_80387_constant_p, ix86_compute_frame_layout,
1790 ix86_expand_epilogue, ix86_decompose_address,
1791 print_operand, emit_i387_cw_initialization,
1792 inline_memory_move_cost, ix86_pad_returns,
1793 ix86_reorg): Replace optimize_size checks.
1795 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1797 * rtl.h (simplify_subreg_regno): Declare.
1798 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1799 * simplify-rtx.c (simplify_subreg): ...here.
1800 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1801 subreg_offset_representable_p.
1803 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1806 * c-typeck.c (convert_for_assignment): Give a note describing what
1807 was passed and what was expected.
1809 2008-08-28 Joey Ye <joey.ye@intel.com>
1811 * doc/extend.texi: Document AVX built-in functions.
1812 * doc/invoke.texi: Document -mavx.
1814 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
1815 Joey Ye <joey.ye@intel.com>
1816 Xuepeng Guo <xuepeng.guo@intel.com>
1818 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
1820 * config/i386/cpuid.h (bit_FMA): New.
1821 (bit_XSAVE): Likewise.
1822 (bit_OSXSAVE): Likewise.
1823 (bit_AVX): Likewise.
1825 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
1826 define. Use ASM_OUTPUT_AVX_PREFIX.
1828 * config/i386/gmmintrin.h: New.
1830 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
1831 (OPTION_MASK_ISA_AVX_SET): New.
1832 (OPTION_MASK_ISA_FMA_SET): Likewise.
1833 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
1834 (OPTION_MASK_ISA_FMA_SET): Likewise.
1835 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
1836 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
1837 (pta_flags): Add PTA_AVX and PTA_FMA.
1838 (override_options): Handle PTA_AVX and PTA_FMA.
1839 (init_cumulative_args): Handle warn_avx.
1840 (classify_argument): Return 0 for COImode and OImode. Return
1841 1 and X86_64_AVX_CLASS for 256bit vector types.
1842 (examine_argument): Handle X86_64_AVX_CLASS.
1843 (construct_container): Likewise.
1844 (function_arg_advance_32): Pass OImode and 256bit vector types
1846 (function_arg_advance_64): Take a new argument to indicate if a
1847 parameter is named. Handle 256bit vector types. Return
1848 immediately for unnamed 256bit vector mode parameters.
1849 (function_arg_advance): Updated.
1850 (function_arg_32): Add comments for TImode. Handle OImode
1851 and 256bit vector types.
1852 (function_arg_64): Take a new argument to indicate if a
1853 parameter is named. Handle 256bit vector types. Return NULL
1854 for unnamed 256bit vector mode parameters.
1855 (function_arg): Updated.
1856 (setup_incoming_varargs_64): Support
1857 AVX encoding for *sse_prologue_save_insn.
1858 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
1859 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
1860 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
1861 enabled, otherwise return -3.
1862 (standard_sse_constant_opcode): Handle AVX and 256bit vector
1864 (print_reg): Support AVX registers. Handle 'x' and 't'.
1865 Handle 'd' to duplicate the operand.
1866 (print_operand): Likewise. Also support AVX vector compare
1868 (output_387_binary_op): Support AVX.
1869 (output_fp_compare): Likewise.
1870 (ix86_expand_vector_move_misalign): Likewise.
1871 (ix86_attr_length_vex_default): New.
1872 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1873 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1874 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1875 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1876 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
1877 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1878 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
1879 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
1880 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
1881 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
1882 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
1883 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
1884 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
1885 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
1886 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1887 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
1888 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
1889 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1890 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
1891 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
1892 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1893 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1894 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1895 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
1896 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
1897 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
1898 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
1899 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1900 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
1901 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
1902 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
1903 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
1904 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
1905 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1906 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1907 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1908 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
1909 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
1910 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
1911 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
1912 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
1913 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
1914 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
1915 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
1916 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
1917 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
1918 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1919 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1920 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1921 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1922 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1923 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1924 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1925 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1926 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1927 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1928 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1929 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1930 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1931 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1932 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1933 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1934 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1935 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
1936 and IX86_BUILTIN_MOVMSKPS256,
1937 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
1938 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
1939 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
1940 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
1941 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
1942 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
1943 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
1944 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
1945 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
1946 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
1947 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
1948 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
1949 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
1950 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
1951 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
1952 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
1953 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
1954 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
1955 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
1956 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
1957 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
1958 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
1959 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
1960 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
1961 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
1962 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1963 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
1964 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
1965 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
1966 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
1967 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
1968 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
1969 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
1970 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
1971 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
1972 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
1973 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
1974 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
1975 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
1976 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
1977 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
1978 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
1979 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
1980 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
1981 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
1982 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
1983 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1984 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1985 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1986 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1987 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1988 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1989 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1990 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1991 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1992 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1993 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1994 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1996 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1997 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1998 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1999 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2000 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2001 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2002 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2003 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2004 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2005 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2006 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2007 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2008 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2009 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2010 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2011 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2012 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2013 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2014 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2015 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2016 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2017 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2018 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2019 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2020 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2021 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2022 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2023 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2024 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2025 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2026 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2027 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2028 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2029 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2030 IX86_BUILTIN_MOVMSKPS256.
2031 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2032 (ix86_expand_args_builtin): Likewise.
2033 (ix86_expand_special_args_builtin): Likewise.
2034 (ix86_hard_regno_mode_ok): Handle AVX modes.
2035 (ix86_expand_vector_init_duplicate): Likewise.
2036 (ix86_expand_vector_init_one_nonzero): Likewise.
2037 (ix86_expand_vector_init_one_var): Likewise.
2038 (ix86_expand_vector_init_concat): Likewise.
2039 (ix86_expand_vector_init_general): Likewise.
2040 (ix86_expand_vector_set): Likewise.
2041 (ix86_vector_mode_supported_p): Likewise.
2042 (x86_extended_reg_mentioned_p): Check INSN_P before using
2045 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2046 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2048 * config/i386/i386.h (TARGET_AVX): New.
2049 (TARGET_FMA): Likewise.
2050 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2051 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2052 (VALID_AVX256_REG_MODE): New.
2053 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2054 (AVX_FLOAT_MODE_P): Likewise.
2055 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2056 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2057 (AVX_VEC_FLOAT_MODE_P): Likewise.
2058 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2059 (ASM_OUTPUT_OPCODE): Likewise.
2060 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2062 (SSE_REG_MODE_P): Allow 256bit vector modes.
2063 (ix86_args): Add a warn_avx field.
2065 * config/i386/i386.md (UNSPEC_PCMP): New.
2066 (UNSPEC_VPERMIL): Likewise.
2067 (UNSPEC_VPERMIL2): Likewise.
2068 (UNSPEC_VPERMIL2F128): Likewise.
2069 (UNSPEC_MASKLOAD): Likewise.
2070 (UNSPEC_MASKSTORE): Likewise.
2071 (UNSPEC_CAST): Likewise.
2072 (UNSPEC_VTESTP): Likewise.
2073 (UNSPECV_VZEROALL): Likewise.
2074 (UNSPECV_VZEROUPPER): Likewise.
2075 (XMM0_REG): Likewise.
2076 (XMM1_REG): Likewise.
2077 (XMM2_REG): Likewise.
2078 (XMM3_REG): Likewise.
2079 (XMM4_REG): Likewise.
2080 (XMM5_REG): Likewise.
2081 (XMM6_REG): Likewise.
2082 (XMM8_REG): Likewise.
2083 (XMM9_REG): Likewise.
2084 (XMM10_REG): Likewise.
2085 (XMM11_REG): Likewise.
2086 (XMM12_REG): Likewise.
2087 (XMM13_REG): Likewise.
2088 (XMM14_REG): Likewise.
2089 (XMM15_REG): Likewise.
2091 (prefix_vex_imm8): Likewise.
2092 (prefix_vex_w): Likewise.
2093 (length_vex): Likewise.
2096 (*avx_ashlti3): Likewise.
2097 (*avx_lshrti3): Likewise.
2098 (*avx_setcc<mode>): Likewise.
2099 (*fop_<mode>_comm_mixed_avx): Likewise.
2100 (*fop_<mode>_comm_avx): Likewise.
2101 (*fop_<mode>_1_mixed_avx): Likewise.
2102 (*fop_<mode>_1_avx): Likewise.
2103 (*avx_<code><mode>3): Likewise.
2104 (*avx_ieee_smin<mode>3): Likewise.
2105 (*avx_ieee_smax<mode>3): Likewise.
2106 (mode): Add OI, V8SF and V4DF.
2107 (length): Support VEX prefix.
2108 (*cmpfp_i_mixed): Set prefix attribute.
2109 (*cmpfp_i_sse): Likewise.
2110 (*cmpfp_iu_mixed): Likewise.
2111 (*cmpfp_iu_sse): Likewise.
2112 (*movsi_1): Support AVX.
2113 (*movdi_2): Likewise.
2114 (*movdi_1_rex64): Likewise.
2115 (*movti_internal): Likewise.
2116 (*movti_rex64): Likewise.
2117 (*movsf_1): Likewise.
2118 (*movdf_nointeger): Likewise.
2119 (*movdf_integer_rex64): Likewise.
2120 (*movtf_internal): Likewise.
2121 (zero_extendsidi2_32): Likewise.
2122 (zero_extendsidi2_rex64): Likewise.
2123 (*extendsfdf2_mixed): Likewise.
2124 (*extendsfdf2_sse): Likewise.
2125 (*truncdfsf_fast_mixed): Likewise.
2126 (*truncdfsf_fast_sse): Likewise.
2127 (*truncdfsf_mixed): Likewise.
2128 (fix_trunc<mode>di_sse): Likewise.
2129 (fix_trunc<mode>si_sse): Likewise.
2130 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2131 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2132 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2133 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2134 (*rcpsf2_sse): Likewise.
2135 (*rsqrtsf2_sse): Likewise.
2136 (*sqrt<mode>2_sse): Likewise.
2137 (sse4_1_round<mode>2): Likewise.
2138 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2139 Support AVX. Set length attribute properly for AVX.
2141 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2142 (VECTOR_MODES (FLOAT, 32)): Likewise.
2143 (VECTOR_MODE (INT, DI, 8)): Likewise.
2144 (VECTOR_MODE (INT, HI, 32)): Likewise.
2145 (VECTOR_MODE (INT, QI, 64)): Likewise.
2146 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2147 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2148 (VECTOR_MODE (INT, DI, 4)): Removed.
2149 (VECTOR_MODE (INT, SI, 8)): Likewise.
2150 (VECTOR_MODE (INT, HI, 16)): Likewise.
2151 (VECTOR_MODE (INT, QI, 32)): Likewise.
2152 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2153 (INT_MODE (OI, 32)): Likewise.
2155 * config/i386/i386.opt (mavx): New.
2158 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2160 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2161 (*mov<mode>_internal_avx): New.
2162 (*movv2sf_internal_rex64_avx): Likewise.
2163 (*movv2sf_internal_avx): Likewise.
2165 * config/i386/predicates.md (const_4_to_5_operand): New.
2166 (const_6_to_7_operand): Likewise.
2167 (const_8_to_11_operand): Likewise.
2168 (const_12_to_15_operand): Likewise.
2169 (avx_comparison_float_operator): Likewise.
2171 * config/i386/sse.md (AVX256MODEI): New.
2172 (AVX256MODE): Likewise.
2173 (AVXMODEQI): Likewise.
2174 (AVXMODE): Likewise.
2175 (AVX256MODEF2P): Likewise.
2176 (AVX256MODE2P): Likewise.
2177 (AVX256MODE4P): Likewise.
2178 (AVX256MODE8P): Likewise.
2179 (AVXMODEF2P): Likewise.
2180 (AVXMODEF4P): Likewise.
2181 (AVXMODEDCVTDQ2PS): Likewise.
2182 (AVXMODEDCVTPS2DQ): Likewise.
2183 (avxvecmode): Likewise.
2184 (avxvecpsmode): Likewise.
2185 (avxhalfvecmode): Likewise.
2186 (avxscalarmode): Likewise.
2187 (avxcvtvecmode): Likewise.
2188 (avxpermvecmode): Likewise.
2189 (avxmodesuffixf2c): Likewise.
2190 (avxmodesuffixp): Likewise.
2191 (avxmodesuffixs): Likewise.
2192 (avxmodesuffix): Likewise.
2193 (vpermilbits): Likewise.
2194 (pinsrbits): Likewise.
2195 (mov<mode>): Likewise.
2196 (*mov<mode>_internal): Likewise.
2197 (push<mode>1): Likewise.
2198 (movmisalign<mode>): Likewise.
2199 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2200 (avx_movdqu<avxmodesuffix>): Likewise.
2201 (avx_lddqu<avxmodesuffix>): Likewise.
2202 (<plusminus_insn><mode>3): Likewise.
2203 (*avx_<plusminus_insn><mode>3): Likewise.
2204 (*avx_vm<plusminus_insn><mode>3): Likewise.
2205 (mul<mode>3): Likewise.
2206 (*avx_mul<mode>3): Likewise.
2207 (*avx_vmmul<mode>3): Likewise.
2208 (divv8sf3): Likewise.
2209 (divv4df3): Likewise.
2210 (avx_div<mode>3): Likewise.
2211 (*avx_div<mode>3): Likewise.
2212 (*avx_vmdiv<mode>3): Likewise.
2213 (avx_rcpv8sf2): Likewise.
2214 (*avx_vmrcpv4sf2): Likewise.
2215 (sqrtv8sf2): Likewise.
2216 (avx_sqrtv8sf2): Likewise.
2217 (*avx_vmsqrt<mode>2): Likewise.
2218 (rsqrtv8sf2): Likewise.
2219 (avx_rsqrtv8sf2): Likewise.
2220 (*avx_vmrsqrtv4sf2): Likewise.
2221 (<code><mode>3): Likewise.
2222 (*avx_<code><mode>3_finite): Likewise.
2223 (*avx_<code><mode>3): Likewise.
2224 (*avx_vm<code><mode>3): Likewise.
2225 (*avx_ieee_smin<mode>3): Likewise.
2226 (*avx_ieee_smax<mode>3): Likewise.
2227 (avx_addsubv8sf3): Likewise.
2228 (avx_addsubv4df3): Likewise.
2229 (*avx_addsubv4sf3): Likewise.
2230 (*avx_addsubv2df3): Likewise.
2231 (avx_h<plusminus_insn>v4df3): Likewise.
2232 (avx_h<plusminus_insn>v8sf3): Likewise.
2233 (*avx_h<plusminus_insn>v4sf3): Likewise.
2234 (*avx_h<plusminus_insn>v2df3): Likewise.
2235 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2236 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2237 (*avx_maskcmp<mode>3): Likewise.
2238 (avx_nand<mode>3): Likewise.
2239 (*avx_<code><mode>3): Likewise.
2240 (*avx_nand<mode>3): Likewise.
2241 (*avx_<code><mode>3): Likewise.
2242 (*avx_cvtsi2ss): Likewise.
2243 (*avx_cvtsi2ssq): Likewise.
2244 (*avx_cvtsi2sd): Likewise.
2245 (*avx_cvtsi2sdq): Likewise.
2246 (*avx_cvtsd2ss): Likewise.
2247 (avx_cvtss2sd): Likewise.
2248 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2249 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2250 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2251 (*avx_cvtsi2sd): Likewise.
2252 (*avx_cvtsi2sdq): Likewise.
2253 (avx_cvtdq2pd256): Likewise.
2254 (avx_cvtpd2dq256): Likewise.
2255 (avx_cvttpd2dq256): Likewise.
2256 (*avx_cvtsd2ss): Likewise.
2257 (*avx_cvtss2sd): Likewise.
2258 (avx_cvtpd2ps256): Likewise.
2259 (avx_cvtps2pd256): Likewise.
2260 (*avx_movhlps): Likewise.
2261 (*avx_movlhps): Likewise.
2262 (avx_unpckhps256): Likewise.
2263 (*avx_unpckhps): Likewise.
2264 (avx_unpcklps256): Likewise.
2265 (*avx_unpcklps): Likewise.
2266 (avx_movshdup256): Likewise.
2267 (avx_movsldup256): Likewise.
2268 (avx_shufps256): Likewise.
2269 (avx_shufps256_1): Likewise.
2270 (*avx_shufps_<mode>): Likewise.
2271 (*avx_loadhps): Likewise.
2272 (*avx_storelps): Likewise.
2273 (*avx_loadlps): Likewise.
2274 (*avx_movss): Likewise.
2275 (*vec_dupv4sf_avx): Likewise.
2276 (*vec_concatv2sf_avx): Likewise.
2277 (*vec_concatv4sf_avx): Likewise.
2278 (*vec_setv4sf_0_avx): Likewise.
2279 (*vec_setv4sf_avx): Likewise.
2280 (*avx_insertps): Likewise.
2281 (avx_vextractf128<mode>): Likewise.
2282 (vec_extract_lo_<mode>): Likewise.
2283 (vec_extract_hi_<mode>): Likewise.
2284 (vec_extract_lo_<mode>): Likewise.
2285 (vec_extract_hi_<mode>): Likewise.
2286 (vec_extract_lo_v16hi): Likewise.
2287 (vec_extract_hi_v16hi): Likewise.
2288 (vec_extract_lo_v32qi): Likewise.
2289 (vec_extract_hi_v32qi): Likewise.
2290 (avx_unpckhpd256): Likewise.
2291 (*avx_unpckhpd): Likewise.
2292 (avx_movddup256): Likewise.
2293 (*avx_movddup): Likewise.
2294 (avx_unpcklpd256): Likewise.
2295 (*avx_unpcklpd): Likewise.
2296 (avx_shufpd256): Likewise.
2297 (avx_shufpd256_1): Likewise.
2298 (*avx_punpckhqdq): Likewise.
2299 (*avx_punpcklqdq): Likewise.
2300 (*avx_shufpd_<mode>): Likewise.
2301 (*avx_storehpd): Likewise.
2302 (*avx_loadhpd): Likewise.
2303 (*avx_loadlpd): Likewise.
2304 (*avx_movsd): Likewise.
2305 (*vec_concatv2df_avx): Likewise.
2306 (*avx_<plusminus_insn><mode>3): Likewise.
2307 (*avx_<plusminus_insn><mode>3): Likewise.
2308 (*avx_mulv8hi3): Likewise.
2309 (*avxv8hi3_highpart): Likewise.
2310 (*avx_umulv8hi3_highpart): Likewise.
2311 (*avx_umulv2siv2di3): Likewise.
2312 (*avx_mulv2siv2di3): Likewise.
2313 (*avx_pmaddwd): Likewise.
2314 (*avx_mulv4si3): Likewise.
2315 (*avx_ashr<mode>3): Likewise.
2316 (*avx_lshr<mode>3): Likewise.
2317 (*avx_ashl<mode>3): Likewise.
2318 (*avx_<code><mode>3): Likewise.
2319 (*avx_eq<mode>3): Likewise.
2320 (*avx_gt<mode>3): Likewise.
2321 (*avx_nand<mode>3): Likewise.
2322 (*avx_nand<mode>3): Likewise.
2323 (*avx_<code><mode>3): Likewise.
2324 (*avx_<code><mode>3): Likewise.
2325 (*avx_packsswb): Likewise.
2326 (*avx_packssdw): Likewise.
2327 (*avx_packuswb): Likewise.
2328 (*avx_punpckhbw): Likewise.
2329 (*avx_punpcklbw): Likewise.
2330 (*avx_punpckhwd): Likewise.
2331 (*avx_punpcklwd): Likewise.
2332 (*avx_punpckhdq): Likewise.
2333 (*avx_punpckldq): Likewise.
2334 (*avx_pinsr<avxmodesuffixs>): Likewise.
2335 (*avx_pinsrq): Likewise.
2336 (*avx_loadld): Likewise.
2337 (*vec_extractv2di_1_rex64_avx): Likewise.
2338 (*vec_extractv2di_1_avx): Likewise.
2339 (*vec_dupv2di_avx): Likewise.
2340 (*vec_concatv2si_avx): Likewise.
2341 (*vec_concatv4si_1_avx): Likewise.
2342 (*vec_concatv2di_avx): Likewise.
2343 (*vec_concatv2di_rex64_avx): Likewise.
2344 (*avx_uavgv16qi3): Likewise.
2345 (*avx_uavgv8hi3): Likewise.
2346 (*avx_psadbw): Likewise.
2347 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2348 (*avx_phaddwv8hi3): Likewise.
2349 (*avx_phadddv4si3): Likewise.
2350 (*avx_phaddswv8hi3): Likewise.
2351 (*avx_phsubwv8hi3): Likewise.
2352 (*avx_phsubdv4si3): Likewise.
2353 (*avx_phsubswv8hi3): Likewise.
2354 (*avx_pmaddubsw128): Likewise.
2355 (*avx_pmulhrswv8hi3): Likewise.
2356 (*avx_pshufbv16qi3): Likewise.
2357 (*avx_psign<mode>3): Likewise.
2358 (*avx_palignrti): Likewise.
2359 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2360 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2361 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2362 (*avx_mpsadbw): Likewise.
2363 (*avx_packusdw): Likewise.
2364 (*avx_pblendvb): Likewise.
2365 (*avx_pblendw): Likewise.
2366 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2367 (avx_ptest256): Likewise.
2368 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2369 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2370 (*avx_aesenc): Likewise.
2371 (*avx_aesenclast): Likewise.
2372 (*avx_aesdec): Likewise.
2373 (*avx_aesdeclast): Likewise.
2374 (avx_vzeroupper): Likewise.
2375 (avx_vzeroupper_rex64): Likewise.
2376 (avx_vpermil<mode>): Likewise.
2377 (avx_vpermilvar<mode>3): Likewise.
2378 (avx_vpermil2<mode>3): Likewise.
2379 (avx_vperm2f128<mode>3): Likewise.
2380 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2381 (avx_vbroadcastss256): Likewise.
2382 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2383 (avx_vinsertf128<mode>): Likewise.
2384 (vec_set_lo_<mode>): Likewise.
2385 (vec_set_hi_<mode>): Likewise.
2386 (vec_set_lo_<mode>): Likewise.
2387 (vec_set_hi_<mode>): Likewise.
2388 (vec_set_lo_v16hi): Likewise.
2389 (vec_set_hi_v16hi): Likewise.
2390 (vec_set_lo_v32qi): Likewise.
2391 (vec_set_hi_v32qi): Likewise.
2392 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2393 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2394 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2395 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2396 (vec_init<mode>): Likewise.
2397 (*vec_concat<mode>_avx): Likewise.
2398 (blendbits): Support V8SF and V4DF.
2399 (sse2_movq128): Support AVX.
2400 (<sse>_movnt<mode>): Likewise.
2401 (sse2_movntv2di): Likewise.
2402 (sse_rcpv4sf2): Likewise.
2403 (sse_sqrtv4sf2): Likewise.
2404 (sse_rsqrtv4sf2): Likewise.
2405 (<sse>_comi): Likewise.
2406 (<sse>_ucomi): Likewise.
2407 (sse_cvtss2si): Likewise.
2408 (sse_cvtss2si_2): Likewise.
2409 (sse_cvtss2siq): Likewise.
2410 (sse_cvtss2siq_2): Likewise.
2411 (sse_cvttss2si): Likewise.
2412 (sse_cvttss2siq): Likewise.
2413 (sse2_cvtsd2si): Likewise.
2414 (sse2_cvtsd2si_2): Likewise.
2415 (sse2_cvtsd2siq): Likewise.
2416 (sse2_cvtsd2siq_2): Likewise.
2417 (sse2_cvttsd2si): Likewise.
2418 (sse2_cvttsd2siq): Likewise.
2419 (sse2_cvtdq2pd): Likewise.
2420 (*sse2_cvtpd2dq): Likewise.
2421 (*sse2_cvttpd2dq): Likewise.
2422 (*sse2_cvtpd2ps): Likewise.
2423 (sse2_cvtps2pd): Likewise.
2424 (sse3_movshdup): Likewise.
2425 (sse3_movsldup): Likewise.
2426 (sse_storehps): Likewise.
2427 (*sse4_1_extractps): Likewise.
2428 (sse2_storelpd): Likewise.
2429 (vec_dupv2df_sse3): Likewise.
2430 (*vec_concatv2df_sse3): Likewise.
2431 (*sse4_1_pextrb): Likewise.
2432 (*sse4_1_pextrb_memory): Likewise.
2433 (*sse2_pextrw): Likewise.
2434 (*sse4_1_pextrw_memory): Likewise.
2435 (*sse4_1_pextrd): Likewise.
2436 (*sse4_1_pextrq): Likewise.
2437 (sse2_pshufd_1): Likewise.
2438 (sse2_pshuflw_1): Likewise.
2439 (sse2_pshufhw_1): Likewise.
2440 (*sse2_storeq_rex64): Likewise.
2441 (*vec_dupv4si): Likewise.
2442 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2443 (sse2_pmovmskb): Likewise.
2444 (*sse2_maskmovdqu): Likewise.
2445 (*sse2_maskmovdqu_rex64): Likewise.
2446 (sse_ldmxcsr): Likewise.
2447 (sse_stmxcsr): Likewise.
2448 (abs<mode>2): Likewise.
2449 (sse4_1_movntdqa): Likewise.
2450 (sse4_1_phminposuw): Likewise.
2451 (sse4_1_extendv8qiv8hi2): Likewise.
2452 (*sse4_1_extendv8qiv8hi2): Likewise.
2453 (sse4_1_extendv4qiv4si2): Likewise.
2454 (*sse4_1_extendv4qiv4si2): Likewise.
2455 (sse4_1_extendv2qiv2di2): Likewise.
2456 (*sse4_1_extendv2qiv2di2): Likewise.
2457 (sse4_1_extendv4hiv4si2): Likewise.
2458 (*sse4_1_extendv4hiv4si2): Likewise.
2459 (sse4_1_extendv2hiv2di2): Likewise.
2460 (*sse4_1_extendv2hiv2di2): Likewise.
2461 (sse4_1_extendv2siv2di2): Likewise.
2462 (*sse4_1_extendv2siv2di2): Likewise.
2463 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2464 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2465 (sse4_1_zero_extendv4qiv4si2): Likewise.
2466 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2467 (sse4_1_zero_extendv2qiv2di2): Likewise.
2468 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2469 (sse4_1_zero_extendv4hiv4si2): Likewise.
2470 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2471 (sse4_1_zero_extendv2hiv2di2): Likewise.
2472 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2473 (sse4_1_zero_extendv2siv2di2): Likewise.
2474 (*sse4_1_zero_extendv2siv2di2): Likewise.
2475 (sse4_1_ptest): Likewise.
2476 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2477 (sse4_2_pcmpestri): Likewise.
2478 (sse4_2_pcmpestrm): Likewise.
2479 (sse4_2_pcmpistri): Likewise.
2480 (sse4_2_pcmpistrm): Likewise.
2482 (aeskeygenassist): Likewise.
2484 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2486 * config/i386/predicates.md (vzeroall_operation): New.
2488 * config/i386/sse.md (avx_vzeroall): New.
2489 (*avx_vzeroall): Likewise.
2491 2008-08-28 Paul Brook <paul@codesourcery.com>
2492 Mark Shinwell <shinwell@codesourcery.com>
2493 Richard Earnshaw <richard.earnshaw@arm.com>
2495 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2496 (TARGET_MIN_ANCHOR_OFFSET): New.
2497 (arm_override_options): Set correct anchor ranges for Thumb-1
2498 and Thumb-2 if required.
2499 (legitimize_pic_address): Handle case involving a TLS symbol
2500 reference with an addend.
2501 (arm_optimization_options): Enable section anchors at -O1 and
2503 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2504 * config/arm/arm-protos.h (arm_optimization_options): New.
2506 2008-08-28 Nick Clifton <nickc@redhat.com>
2508 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2509 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2512 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2513 * config/v850/v850.md (return): Remove frame size restriction.
2515 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2517 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2519 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2521 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2523 2008-08-28 Paul Brook <paul@codesourcery.com>
2525 * config/arm/vfp11.md: Update license notice.
2526 * config/arm/cortex-r4.md: Ditto.
2528 2008-08-28 Richard Guenther <rguenther@suse.de>
2530 PR tree-optimization/37207
2531 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2534 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2537 * tree.c (int_fits_type_p): Don't forget unsigned integers
2538 of type sizetype which higher end word equals -1.
2540 2008-08-28 Ira Rosen <irar@il.ibm.com>
2542 * target.h (struct vectorize): Add new target builtin.
2543 * tree-vectorizer.c (destroy_loop_vec_info): Call
2544 vect_free_slp_instance instead of vect_free_slp_node.
2545 * tree-vectorizer.h (enum slp_load_perm_type): New.
2546 (struct _slp_instance): Add new fields.
2547 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2548 (SLP_INSTANCE_LOADS): New.
2549 (vect_free_slp_tree): Remove.
2550 (vect_free_slp_instance): Declare.
2551 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2552 (vectorizable_load): Add argument.
2553 (vect_transform_slp_perm_load): New.
2554 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2556 (vect_get_place_in_interleaving_chain): New function.
2557 (vect_free_slp_tree): Make static.
2558 (vect_free_slp_instance): New function.
2559 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2560 collect the load location in the interleaving chain.
2561 (vect_supported_slp_permutation_p): New function.
2562 (vect_supported_load_permutation_p): Likewise.
2563 (vect_analyze_slp_instance): In case of loads permutation, call
2564 vect_supported_load_permutation_p to check that the permutation is
2566 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2567 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2568 (vect_create_mask_and_perm): New function.
2569 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2570 (vectorizable_load): Add an argument. Don't keep the created vectors
2571 statements in the node if permutation is required. Call
2572 vect_transform_slp_perm_load to generate the permutation.
2573 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2574 additional argument.
2575 (vect_schedule_slp_instance): In case of loads permutation, allocate
2576 vectorized statements structure for all the related SLP nodes. Call
2577 vect_transform_stmt with addditional argument.
2578 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2579 * config/spu/spu.c (spu_builtin_vec_perm): New.
2580 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2581 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2582 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2583 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2585 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2587 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2588 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2589 __gthread_cond_signal, __gthread_cond_timedwait,
2590 __gthread_cond_timedwait_recursive): New functions.
2591 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2593 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2596 2008-08-28 Richard Guenther <rguenther@suse.de>
2599 * fold-const.c (maybe_canonicalize_comparison_1): Require
2600 undefined overflow only for canonicalizing A +- CST cmp CST.
2601 Make sure to not generate new constants that are not inside
2602 their TYPE_MIN/MAX_VALUE range.
2603 (maybe_canonicalize_comparison): Remove undefined overflow
2605 (fold_binary): Remove now duplicate folding.
2607 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2609 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2610 use not updated in the last change.
2612 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2614 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2615 (IRA_COVER_CLASSES): Add FPUL_REGS.
2617 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2620 * c-common.c (conversion_warning): Check for null operands.
2622 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2625 * c-decl.c (check_for_loop_decls): Improve error message. Give
2628 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2631 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2632 (convert_for_assignment): Pass corrent OPT_W* parameter to
2633 WARN_FOR_ASSIGNMENT.
2635 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2638 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2640 2008-08-27 Paul Brook <paul@codesourcery.com>
2642 * config.gcc: Loosen checks for arm uclinux eabi targets.
2644 2008-08-27 Paul Brook <paul@codesourcery.com>
2646 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2648 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2650 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2652 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2653 the enumerators of an ENUMERAL_TYPE.
2654 * dbxout.c (dbxout_type): Ditto.
2656 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2659 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2660 (fwprop_addr): Check that the loop_father is not the outer loop.
2662 2008-08-26 Paul Brook <paul@codesourcery.com>
2664 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2665 Remove documentation entry for fmul type.
2666 Use fmuls to annotate single-precision multiplication patterns,
2667 fmuld to annotate double-precision multiplication patterns,
2668 fmacs to annotate single-precision multiply-accumulate patterns
2669 and fmacd to annotate double-precision multiply-accumulate patterns.
2670 * config/arm/vfp11.md: Update reservations accordingly.
2671 * config/arm/arm.md: Note that certain values of the "type"
2672 attribute are documented in vfp.md.
2673 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2674 (v10_cvt): Use new fmul types.
2676 2008-08-26 Paul Brook <paul@codesourcery.com>
2678 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2679 * config/arm/vfp11.md: ...here. New.
2680 * config/arm/arm.md: Include vfp11.md.
2682 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2684 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2685 parameter to inform call.
2687 2008-08-26 Jeff Law <law@redhat.com>
2689 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2690 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2691 preferred class when copying a constant into a partial word register.
2693 2008-08-26 Ben Elliston <bje@au.ibm.com>
2695 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2696 * cp/typeck.c: Likewise.
2697 * cp/tree.c: Likewise.
2698 * gimple-low.c: Likewise.
2701 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2703 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2704 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2706 * doc/passes.texi: Describe IRA.
2708 * doc/tm.texi (IRA_COVER_CLASSES,
2709 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2711 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2712 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2713 -fira-propagate-cost, -fno-ira-share-save-slots,
2714 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2716 * flags.h (ira_algorithm): New enumeration.
2717 (flag_ira_algorithm, flag_ira_verbose): New external variable
2720 * postreload.c (gate_handle_postreload): Don't do post reload
2721 optimizations unless the reload is completed.
2723 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2726 * tree-pass.h (pass_ira): New external variable declaration.
2728 * reload.h: Add 2008 to the Copyright.
2730 * cfgloopanal.c: Include params.h.
2731 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2734 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2736 * toplev.c (ira.h): New include.
2737 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2738 (backend_init_target): Call ira_init.
2739 (backend_init): Call ira_init_once.
2740 (finalize): Call finish_ira_once.
2742 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2743 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2746 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2747 may_move_out_cost): New external variable declarations.
2748 (move_table): New typedef.
2750 * caller-save.c: Include headers output.h and ira.h.
2751 (no_caller_save_reg_set): New global variable.
2752 (save_slots_num, save_slots): New variables.
2753 (reg_save_code, reg_restore_code, add_stored_regs): Add
2755 (init_caller_save): Set up no_caller_save_reg_set.
2756 (init_save_areas): Reset save_slots_num.
2757 (saved_hard_reg): New structure.
2758 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2759 (initiate_saved_hard_regs, new_saved_hard_reg,
2760 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2762 (setup_save_areas): Add code for sharing stack slots.
2763 (all_blocks): New variable.
2764 (save_call_clobbered_regs): Process pseudo-register too.
2765 (mark_set_regs): Process pseudo-register too.
2766 (insert_one_insn): Put the insn after bb note in a empty basic
2767 block. Add insn check.
2769 * global.c (eliminable_regset): Make it external.
2770 (mark_elimination): Use DF_LR_IN for IRA.
2771 (pseudo_for_reload_consideration_p): New.
2772 (build_insn_chain): Make it external. Don't ignore spilled
2773 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2774 (gate_handle_global_alloc): New function.
2775 (pass_global_alloc): Add the gate function.
2777 * opts.c (decode_options): Set up flag_ira. Print the warning for
2779 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2781 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2783 * regmove.c (regmove_optimize): Don't do replacement of output for
2786 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2787 New external variable declarations.
2789 * local-alloc.c (update_equiv_regs): Make it external. Return
2790 true if jump label rebuilding should be done. Rescan new_insn for
2792 (gate_handle_local_alloc): New function.
2793 (pass_local_alloc): Add the gate function.
2795 * alias.c (value_addr_p, stack_addr_p): New functions.
2796 (nonoverlapping_memrefs_p): Use them for IRA.
2798 * common.opt (fira, fira-algorithm, fira-coalesce,
2799 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2800 fira-verbose): New options.
2802 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2803 move_cost, may_move_in_cost, may_move_out_cost): Make the
2805 (move_table): Remove typedef.
2806 (init_move_cost): Make it external.
2807 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
2810 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
2811 setup_reg_classes): New function prototypes.
2812 (eliminable_regset): New external variable declaration.
2813 (build_insn_chain, update_equiv_regs): New function prototypes.
2815 * Makefile.in (IRA_INT_H): New definition.
2816 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
2817 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
2818 (reload1.o, toplev.o): Add dependence on ira.h.
2819 (cfgloopanal.o): Add PARAMS_H.
2820 (caller-save.o): Add dependence on output.h and ira.h.
2821 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
2822 ira-emit.o, ira-lives.o): New entries.
2824 * passes.c (pass_ira): New pass.
2826 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
2828 * reload1.c (ira.h): Include the header.
2829 (changed_allocation_pseudos): New bitmap.
2830 (init_reload): Initiate the bitmap.
2831 (compute_use_by_pseudos): Permits spilled registers in FROM.
2832 (temp_pseudo_reg_arr): New variable.
2833 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
2834 IRA. Call alter_reg with the additional parameter. Don't clear
2835 spilled_pseudos for IRA. Restore original insn chain for IRA.
2836 Clear changed_allocation_pseudos at the end of reload.
2837 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
2838 (hard_regno_to_pseudo_regno): New variable.
2839 (count_pseudo): Check spilled pseudos. Set up
2840 hard_regno_to_pseudo_regno.
2841 (count_spilled_pseudo): Check spilled pseudos. Update
2842 hard_regno_to_pseudo_regno.
2843 (find_reg): Use better_spill_reload_regno_p. Check
2844 hard_regno_to_pseudo_regno.
2845 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
2847 (eliminate_regs_1): Use additional parameter for alter_reg.
2848 (finish_spills): Set up pseudo_previous_regs only for spilled
2849 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
2850 more arguments. Don't clear live_throughout and dead_or_set for
2851 spilled pseudos. Use additional parameter for alter_reg. Call
2852 mark_allocation_change. Set up changed_allocation_pseudos.
2853 Remove sanity check.
2854 (emit_input_reload_insns, delete_output_reload): Use additional
2855 parameter for alter_reg. Call mark_allocation_change.
2856 (substitute, gen_reload_chain_without_interm_reg_p): New
2858 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
2860 * testsuite/gcc.dg/20080410-1.c: New file.
2862 * config/s390/s390.h (IRA_COVER_CLASSES,
2863 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
2865 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
2867 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
2869 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2871 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
2873 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
2875 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
2877 2008-08-24 Jeff Law <law@redhat.com>
2878 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
2879 when ignoring unavailable registers.
2881 2008-08-24 Jeff Law <law@redhat.com>
2882 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
2883 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
2884 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
2885 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
2887 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
2888 * ira-build.c (allocno_range_compare_func): Stabilize sort.
2890 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
2891 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
2892 * reload1.c (find_reg): Process registers in register allocation order.
2894 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2895 * toplev.c (backend_init_target): Move ira_init call from
2897 (lang_dependent_init_target): ...to here.
2899 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
2900 * ira.c (setup_class_subset_and_memory_move_costs): Don't
2901 calculate memory move costs for NO_REGS.
2903 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
2904 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
2905 STACK_REGS is defined.
2907 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2908 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
2910 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
2911 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
2913 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
2914 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
2915 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
2918 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
2919 Dorit Nuzman <dorit@il.ibm.com>
2921 * gcc/config/spu/spu.md (vec_extract_evenv4si,
2922 vec_extract_evenv4sf, vec_extract_evenv8hi,
2923 vec_extract_evenv16qi, vec_extract_oddv4si,
2924 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
2925 vec_interleave_highv4sf, vec_interleave_lowv4sf,
2926 vec_interleave_highv4si, vec_interleave_lowv4si,
2927 vec_interleave_highv8hi, vec_interleave_lowv8hi,
2928 vec_interleave_highv16qi, vec_interleave_lowv16qi,
2929 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
2931 2008-08-25 Janis Johnson <janis187@us.ibm.com>
2934 * config/rs6000/rs6000.c (optimization_options): Don't default to
2935 section anchors without toplevel reorder.
2937 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2939 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
2940 (mfc_end_critical_section): Likewise.
2942 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2944 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
2945 all type qualifiers from element type to vector type.
2947 2008-08-25 David Daney <ddaney@avtrex.com>
2949 * config/mips/mips.md (immediate_insn): Move up in file, fix
2950 comment typo, reformat.
2951 (fetchop_bit, atomic_hiqi_op memory_barrier,
2952 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
2953 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
2954 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
2955 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
2956 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
2957 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
2958 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
2959 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
2960 sync_old_nand<mode>, sync_new_nand<mode>,
2961 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
2962 test_and_set_12): Moved to sync.md.
2964 * config/mips/sync.md: New file.
2966 2008-08-25 Richard Henderson <rth@redhat.com>
2968 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
2969 (regsave): Likewise.
2970 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
2971 (output_cfi_directive): Likewise.
2972 (div_data_align): New.
2973 (output_cfi): Use it.
2975 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
2977 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
2978 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
2979 (TARGET_OCTEON): New macro.
2980 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
2981 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
2982 (ISA_HAS_POP): New macro.
2983 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2985 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2987 * config/mips/mips.md (cpu): Add octeon.
2988 (type): Add pop attribute value.
2989 (popcount<mode>2): New pattern.
2990 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2992 2008-08-24 Jan Hubicka <jh@suse.cz>
2994 * doc/invoke.texi (-fipa-cp-clone): New option.
2995 (-fipa-cp): Update docs.
2996 (--param ipcp-unit-growth):New.
2997 * ipa-cp.c: Include fibheap.h, params.h
2998 (ipcp_initialize_node_lattices): When not cloning, all externally
2999 visible functions are bottom.
3000 (ipcp_need_redirect_p): Accept clones.
3001 (ipcp_insert_stage): Use cost driven heuristics.
3002 (max_count, dead_nodes): New static vars.
3003 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3004 ipcp_const_param_count): New functions.
3005 * common.opt (ipa-cp-clone): New command line option.
3006 * params.def (ipcp-unit-growth): New.
3008 2008-08-24 Jan Hubicka <jh@suse.cz>
3010 * tree-inline.c (tree_function_versioning): Look harder
3011 for referenced vars.
3013 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3015 PR tree-optimization/37185
3016 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3018 2008-08-23 Jan Hubicka <jh@suse.cz>
3020 * ipa-cp.c (ipcp_analyze_node): New function.
3021 (ipcp_update_cloned_node): Use it.
3022 (ipcp_init_stage): Likewise.
3023 * ipa-inline.c (function_insertion_hook_holder): New static var.
3024 (analyze_function): Break out from ....
3025 (inline_generate_summary): Here; register insertion hook.
3026 (cgraph_decide_inlining): Remove hook.
3027 (add_new_function): New function.
3029 2008-08-23 Jan Hubicka <jh@suse.cz>
3031 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3033 2008-08-23 Jan Hubicka <jh@suse.cz>
3035 * ipa-cp.c (constant_val_insert): Remove.
3036 (ipcp_propagate_one_const): Remove.
3037 (ipcp_create_replace_map): Always insert replacements to the map.
3038 (ipcp_insert_stage): Do not try to insert statements by hand.
3039 * tree-inline.c (insert_init_stmt): Break out from ...
3040 (setup_one_parameter): ... here; allow NULL BB pointer.
3041 (tree_function_versioning): Use setup_one_parameter to process
3044 2008-08-23 Jan Hubicka <jh@suse.cz>
3046 * tree.c (decl_address_ip_invariant_p): New function.
3047 * tree.h (decl_address_ip_invariant_p): Declare.
3048 * gimple.c (strip_invariant_refs): Break out from ...
3049 (is_gimple_invariant_address): ... here
3050 (is_gimple_ip_invariant_address): New function.
3051 (is_gimple_ip_invariant): New function.
3052 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3055 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3056 (ipcp_lat_is_insertable): All constants are insertable.
3057 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3058 IPA_CONST_VALUE_REF.
3059 (ipcp_initialize_node_lattices): Propagate all types of operands.
3060 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3061 (ipcp_create_replace_map): Reformat.
3062 (ipcp_need_redirect_p): Simplify.
3063 (ipcp_insert_stage): Check that argument is used before clonning.
3064 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3065 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3066 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3067 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3068 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3069 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3070 * tree-inline.c (tree_function_versioning): Add variables referenced by
3073 2008-08-23 Jan Hubicka <jh@suse.cz>
3076 * i386.c (standard_80387_constant_p): Use optimize_size.
3078 2008-08-23 Ira Rosen <irar@il.ibm.com>
3080 PR tree-optimization/37161
3081 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3082 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3083 (vect_determine_vectorization_factor): Move the scalar type
3084 retrieval to vect_get_smallest_scalar_type.
3085 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3086 scalar type. Remove redundant computation.
3087 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3088 (vect_get_slp_defs): Take the type of RHS into account if
3089 necessary by calling vect_get_smallest_scalar_type. Call
3090 vect_get_constant_vectors with additional argument.
3092 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3095 * doc/invoke.texi (Wwrite-strings): Clarify description.
3097 2008-08-23 Ira Rosen <irar@il.ibm.com>
3099 PR tree-optimization/37174
3100 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3101 def stmt is a part of the loop before accessing its stmt_vec_info.
3103 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3106 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3107 (*swap): New insn pattern.
3108 (*ashlqi3): Rename from ashlqi3 insn pattern.
3109 (ashlqi3): New expanders.
3110 (*lshrqi3): Rename from lshrqi3 insn pattern.
3111 (lshrqi3): New expanders.
3112 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3113 lshrqi3_const5, lshrqi3_const6): New splitters.
3114 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3115 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3118 2008-08-22 Richard Guenther <rguenther@suse.de>
3120 PR tree-optimization/37078
3121 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3122 [+INF, +INF] ranges.
3124 2008-08-22 Richard Guenther <rguenther@suse.de>
3126 PR tree-optimization/37143
3127 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3128 a conversion statement instead of a copy.
3130 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3133 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3134 CCCmode, CCOmode and CCSmode destination modes.
3137 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3138 from different units in a single alternative.
3139 (*vec_extractv2sf_1): Ditto.
3140 (*vec_extractv2si_0): Ditto.
3141 (*vec_extractv2si_1): Ditto.
3142 * config/i386/sse.md (sse2_storehpd): Ditto.
3143 (sse2_storelpd): Ditto.
3144 (sse2_loadhpd): Ditto.
3145 (sse2_loadlpd): Ditto.
3148 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3149 (popcountsi2): Ditto.
3150 (clzdi2_abm): Ditto.
3151 (popcountdi2): Ditto.
3152 (clzhi2_abm): Ditto.
3153 (popcounthi2): Ditto.
3155 2008-08-22 Richard Guenther <rguenther@suse.de>
3159 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3160 if the multiplication does not overflow.
3162 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3164 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3166 2008-08-21 Richard Henderson <rth@redhat.com>
3168 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3169 spurrious comma from test.
3170 * configure: Rebuild.
3172 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3175 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3178 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3180 * c-tree.h (grokfield): New argument.
3181 * c-decl.c (grokfield): Handle new location argument.
3182 * c-parser.c (c_parser_struct_declaration): Pass location to
3185 2008-08-21 Richard Guenther <rguenther@suse.de>
3187 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3189 2008-08-21 Jan Hubicka <jh@suse.cz>
3191 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3192 (cgraph_add_function_insertion_hook,
3193 cgraph_remove_function_insertion_hook,
3194 cgraph_call_function_insertion_hooks): New functions.
3195 * cgraph.h (cgraph_add_function_insertion_hook,
3196 cgraph_remove_function_insertion_hook,
3197 cgraph_call_function_insertion_hooks): Declare.
3198 * ipa-reference.c (function_insertion_hook_holder): New variable.
3199 (check_operand, look_for_address_of): When checking late, do not care
3200 about module bitmaps.
3201 (add_new_function): New function.
3202 (generate_summary): Register hooks; zero module bitmaps.
3203 (propagate): Unregister hooks.
3204 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3205 (add_new_function): New function.
3206 (generate_summary): Register hook.
3207 (propagate): Remove hook.
3209 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3211 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3212 * ipa-cp.c (ipcp_update_cloned_node): New function.
3213 (build_const_val): Handle functions correctly; bring type logic
3214 into sync with tree-inline.c
3215 (ipcp_init_stage): Take care of computing stuff needed by
3216 indirect inlining; update clones.
3217 (ipcp_generate_summary): Break out of ipcp_driver.
3218 (ipcp_driver): Do only execution and transformation.
3219 (pass_ipa_cp): Make IPA_PASS.
3220 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3222 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3223 ipcp, some info is already available.
3224 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3225 * tree-inline.c (remap_ssa_name): Unshare expression.
3227 2008-08-21 Richard Guenther <rguenther@suse.de>
3229 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3230 a PHI ask VN if it is already available.
3231 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3232 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3234 2008-08-21 Richard Guenther <rguenther@suse.de>
3237 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3238 makes sure to produce a result of the correct type.
3240 2008-08-21 Jan Hubicka <jh@suse.cz>
3241 Backport from LTO branch:
3243 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3244 Jan Hubicka <jh@suse.cz>
3247 (init_state, finish_state, set_function_state, generate_summary):
3249 (scan_stmt): Renamed from scan_function. Changed to keep state in
3250 local static vars rather than cgraph aux field.
3251 (propagate): Renamed from static_execute. Changed to keep state in
3252 local static vars rather than cgraph aux field.
3253 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3254 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3256 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3258 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3259 * ipa-reference.c (init_function_info, generate_summary,
3260 propagate): New functions.
3261 (analyze_function): Call init_function_info.
3262 (static_execute): Stripped into generate_summary and propagate.
3263 (pass_ipa_reference): Made into ipa_opt_pass.
3265 2008-08-21 Richard Guenther <rguenther@suse.de>
3267 PR tree-optimization/37181
3268 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3270 (extract_range_from_unary_expr): Likewise.
3272 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3274 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3276 * toplev.h (pedwarn_at): Likewise.
3277 * builtins.c: Update all calls to pedwarn.
3278 * c-lex.c: Likewise.
3279 * toplev.c: Likewise.
3280 * c-tree.h: Likewise.
3281 * c-decl.c: Likewise.
3282 * c-errors.c: Likewise.
3283 * c-typeck.c: Likewise.
3284 * c-common.c: Likewise.
3285 * c-parser.c: Likewise.
3287 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3290 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3291 with MODE_VECTOR_INT mode.
3293 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3296 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3297 initialized outside the current module.
3298 (warn_uninitialized_var): Ignore left-hand side when walking the
3299 trees. Ignore address expressions. Examine VUSE operands in gimple
3300 statements with a variable declaration on the right-hand side.
3302 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3305 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3307 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3310 * c-common.c (conversion_warning): Do not warn if applying bit-and
3311 operator to unsigned constant that fits in the target type.
3313 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3316 * c-common.c (conversion_warning): Do not warn for artificial
3319 2008-08-20 Richard Guenther <rguenther@suse.de>
3321 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3322 (extract_range_from_binary_expr): Fall back to constant propagation.
3323 (extract_range_from_unary_expr): Likewise.
3325 2008-08-20 Richard Guenther <rguenther@suse.de>
3327 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3328 with TREE_THIS_VOLATILE on shared nodes.
3329 (fold_stmt_r): Likewise.
3331 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3334 * c-parser.c (c_parser_attributes): For keywords use canonical
3335 spelling for attr_name.
3337 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3339 * value-prof.c (check_counter): Revert wrong call to error.
3341 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3343 * profile.c: Update calls to inform.
3344 * value-prof.c: Update calls to inform.
3346 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3348 * diagnostic.c (inform): Add an explicit location_t parameter.
3349 * toplev.h (inform): Update declaration.
3350 * builtins.c: Update all calls to inform.
3351 * c-common.c: Likewise.
3352 * c-decl.c: Likewise.
3353 * c-opts.c: Likewise.
3354 * c-pch.c: Likewise.
3355 * c-pragma.c: Likewise.
3356 * c-typeck.c: Likewise.
3357 * coverage.c: Likewise.
3359 * toplev.c: Likewise.
3360 * tree-cfg.c: Likewise.
3361 * tree-ssa.c: Likewise.
3363 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3366 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3367 V2DI mode, for SSE4.1, use movq instead of vector set if the
3368 second element is zero and inter-unit moves are OK.
3370 2008-08-20 Richard Guenther <rguenther@suse.de>
3372 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3373 properly handle conversion/copy chains after tuplification.
3375 2008-08-20 Richard Guenther <rguenther@suse.de>
3377 * passes.c (init_optimization_passes): Move the second
3378 forwprop pass before alias computation. Remove the second
3379 DCE pass. Remove the first dominator and phi copy/const
3382 2008-08-20 Nick Clifton <nickc@redhat.com>
3384 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3385 support of this feature. Do not assume that a sufficiently new
3386 assembler will support the feature regardless of the target type.
3387 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3388 * configure: Regenerate.
3390 2008-08-20 Richard Guenther <rguenther@suse.de>
3392 * tree-vrp.c (found_in_subgraph): Remove.
3393 (live): New global static.
3394 (live_on_edge): New function.
3395 (blocks_visited): Remove.
3396 (register_edge_assert_for_2): Use live_on_edge.
3397 (find_conditional_asserts): Remove code dealing with
3398 found_in_subgraph. Do not walk the CFG.
3399 (find_switch_asserts): Likewise.
3400 (find_assert_locations_1): Renamed from find_assert_locations.
3401 Move finding assert locations for conditional and switch
3402 statements first. Update live bitmap. Do not walk the CFG.
3403 (find_assert_locations): New function.
3404 (insert_range_assertions): Remove entry of CFG walk.
3405 Adjust call to find_assert_locations.
3406 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3407 that only can appear because of fake exit edges but assert we
3408 never try to insert on those.
3409 (fini_pre): Do not remove fake exit edges here...
3410 (execute_pre): ...but here, before committing edge inserts.
3412 2008-08-19 Richard Guenther <rguenther@suse.de>
3414 * passes.c (init_optimization_passes): Exchange store-ccp
3417 2008-08-19 Rafael Espindola <espindola@google.com>
3419 * varasm.c (weak_decls): Move earlier in the file.
3420 (assemble_external): Add weak decls to the weak_decls list.
3421 (declare_weak): Don't add decls to the weak_decls list.
3423 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3426 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3427 before (sse2_shufpd_<mode>).
3429 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3432 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3433 * tree.c (block_nonartificial_location): Likewise.
3435 2008-08-19 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/35972
3438 PR tree-optimization/23094
3439 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3441 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3442 handle MISALIGNED_INDIRECT_REF.
3443 (get_ref_from_reference_ops): New helper.
3444 (vn_reference_lookup_pieces): Walk the use-def chain using the
3445 alias-oracle if requested.
3446 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3447 walking the use-def chain.
3448 (compute_avail): But not here.
3449 (create_component_ref_by_pieces_1): Properly handle
3450 MISALIGNED_INDIRECT_REF.
3451 (do_regular_insertion): Handle fully redundant
3452 expressions after PHI-translation also for SSA_NAME values, not
3453 only constants. Correctly use edoubleprime for that.
3455 2008-08-19 Ira Rosen <irar@il.ibm.com>
3457 * tree-vectorizer.c (supportable_widening_operation): Support
3458 multi-step conversion, return the number of steps in such conversion
3459 and the required intermediate types.
3460 (supportable_narrowing_operation): Likewise.
3461 * tree-vectorizer.h (vect_pow2): New function.
3462 (supportable_widening_operation): Change argument types.
3463 (supportable_narrowing_operation): Likewise.
3464 (vectorizable_type_promotion): Add an argument.
3465 (vectorizable_type_demotion): Likewise.
3466 * tree-vect-analyze.c (vect_analyze_operations): Call
3467 vectorizable_type_promotion and vectorizable_type_demotion with
3468 additional argument.
3469 (vect_get_and_check_slp_defs): Detect patterns.
3470 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3472 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3473 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3474 according to the smallest type in the loop.
3475 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3476 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3477 supportable_widening_operation with correct arguments.
3478 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3479 operands lists according to the number of vector statements in left
3480 or right node, if exists.
3481 (vect_gen_widened_results_half): Remove unused argument.
3482 (vectorizable_conversion): Call supportable_widening_operation,
3483 supportable_narrowing_operation, and vect_gen_widened_results_half
3484 with correct arguments.
3485 (vectorizable_assignment): Change documentation, support multiple
3487 (vectorizable_operation): Likewise.
3488 (vect_get_loop_based_defs): New function.
3489 (vect_create_vectorized_demotion_stmts): Likewise.
3490 (vectorizable_type_demotion): Support loop-aware SLP and general
3491 multi-step conversion. Call vect_get_loop_based_defs and
3492 vect_create_vectorized_demotion_stmts for transformation.
3493 (vect_create_vectorized_promotion_stmts): New function.
3494 (vectorizable_type_promotion): Support loop-aware SLP and general
3495 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3497 (vectorizable_store): Change documentation, support multiple
3499 (vectorizable_load): Likewise.
3500 (vect_transform_stmt): Pass SLP_NODE to
3501 vectorizable_type_promotion and vectorizable_type_demotion.
3502 (vect_schedule_slp_instance): Move here the calculation of number
3503 of vectorized statements for each node from...
3504 (vect_schedule_slp): ... here.
3505 (vect_transform_loop): Call vect_schedule_slp without the last
3508 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3511 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3512 to == in assert statement.
3513 (vectorizable_reduction): Fix typo.
3515 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3518 * value-prof.c (check_counter): Dereference pointer to overall
3519 count when printing it.
3521 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3523 * profile.h: Really add it.
3525 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3527 * mcf.c: Really add it.
3529 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3530 Vinodha Ramasamy <vinodha@google.com>
3532 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3534 * value-prof.c (check_counter): Fix the counter if
3535 flag_profile_correction is true.
3536 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3537 tree_mod_subtract_transform):
3538 Follow check_counter parameter change.
3539 * common.opt (fprofile-correction): New option.
3541 * profile.h: Likewise.
3542 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3543 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3544 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3546 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3547 flag_profile_correction is set.
3549 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3551 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3553 2008-08-18 Tomas Bily <tbily@suse.cz>
3555 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3556 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3558 * tree-data-ref.c (split_constant_offset_1): Likewise.
3559 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3560 * tree-sra.c (sra_walk_expr): Likewise.
3561 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3562 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3563 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3564 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3566 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3567 * tree-vect-transform.c (vectorizable_type_demotion)
3568 (vectorizable_type_promotion): Likewise.
3569 * tree-inline.c (expand_call_inline):
3570 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3571 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3572 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3573 * expr.c (expand_expr_real_1): Likewise.
3574 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3575 (gimple_assign_unary_useless_conversion_p): Likewise.
3576 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3577 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3578 * fold-const.c (fold_unary): Likewise.
3579 * tree.h (CONVERT_EXPR_P): Likewise.
3580 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3581 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3583 (register_edge_assert_for_2, extract_range_from_unary_expr)
3584 (register_edge_assert_for_1): Likewise.
3586 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3588 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3589 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3590 (enum real_value_const): Delete.
3591 (get_real_const): Delete.
3592 * real.c (get_real_const): Delete.
3593 (dconst_e_ptr): Define.
3594 (dconst_third_ptr): Define.
3595 (dconst_sqrt2_ptr): Define.
3596 * builtins.c: Update all callers.
3598 2008-08-18 Richard Guenther <rguenther@suse.de>
3600 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3601 statement iterator after statement removal.
3603 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3605 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3606 (detect_processor_freebsd): Likewise.
3607 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3609 2008-08-18 Richard Guenther <rguenther@suse.de>
3611 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3612 and loads have the correct types.
3614 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3617 * c-opts.c (cpp_opts): Remove static.
3618 * c-parser.c (cpp_opts): Declare it extern.
3619 (disable_extension_diagnostics): Handle cpp options.
3620 (enable_extension_diagnostics): Likewise.
3622 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3624 * diagnostics.c (permerror_at): Rename as permerror.
3625 (permerror): Delete.
3626 * toplev.h: Likewise.
3628 2008-08-18 Richard Guenther <rguenther@suse.de>
3630 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3631 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3632 Move call_cdce before build_alias. Move copyrename2,
3633 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3634 right after final inlining.
3635 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3636 (pass_build_cfg): But instead via TODO_dump_func.
3638 2008-08-18 Richard Guenther <rguenther@suse.de>
3640 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3642 (scalarize_init): If we failed to generate some initializers
3643 do not generate zeros for not instantiated members. Instead
3644 rely on the copy out.
3645 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3646 about missing flow-sensitive alias info only if we have
3649 2008-08-17 Nick Clifton <nickc@redhat.com>
3651 * doc/extend.texi (Function Attributes): Fix typo in description
3652 if hot function attribute.
3654 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3655 Richard Sandiford <rdsandiford@googlemail.com>
3657 * doc/install.texi (--with-mips-plt): Document.
3658 * doc/invoke.texi (-mplt, -mno-plt): Document.
3659 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3660 and handle ${with_mips_plt}.
3661 * config/mips/mips.opt (mplt): New option.
3662 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3663 (TARGET_ABICALLS_PIC2): Likewise.
3664 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3665 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3666 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3667 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3668 to decide whether to output ".option picX" directives.
3669 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3670 Pass -call_nonpic rather than -KPIC for -mplt.
3671 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3672 on the command line. Also remove it when -mabi=64 is used without
3674 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3675 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3676 TARGET_ABICALLS_PIC0.
3677 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3679 (mips16_build_function_stub): Only output ".option pic" directives
3680 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3681 (mips16_build_call_stub): Fix comment and remove redundant
3682 ".set at"/"set .noat" directives.
3683 (mips_function_rodata_section): Use the default behaviour for
3684 TARGET_ABSOLUTE_ABICALLS.
3685 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3686 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3687 (mips_restore_gp): Do nothing if the current function doesn't use
3689 (mips_expand_prologue): Only save $gp if the current function uses it.
3690 Use a normal move for TARGET_ABICALLS_PIC0.
3691 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3693 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3695 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3696 of function when handling GLOBAL_POINTER_REGNUM.
3698 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3701 * common.opt (-fstack-check): Do not declare the variable here.
3702 (-fstack-check=): New option variant.
3703 * doc/invoke.texi (Code Gen Options): Document it.
3704 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3705 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3706 (STACK_CHECK_STATIC_BUILTIN): New macro.
3707 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3708 * opts.c: Include expr.h.
3709 (common_handle_option) <OPT_fold_stack_check_>: New case.
3710 <OPT_fstack_check>: Likewise.
3711 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3712 consistently in the test for variable-sized types. Adjust for
3713 new behaviour of flag_stack_check.
3714 * explow.c: Include except.h.
3715 (allocate_dynamic_stack_space): Do not take into account
3716 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3717 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3718 for variable-sized parameters. Treat all parameters whose size is
3719 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3720 stack checking is enabled.
3721 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3722 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3723 if generic stack checking is enabled.
3724 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3725 * reload1.c (reload): Likewise.
3726 * stmt.c (expand_decl): Assert that all automatic variables have
3727 fixed size at this point and remove dead code.
3728 * flags.h (stack_check_type): New enumeration type.
3729 (flag_stack_check): Declare.
3730 * toplev.c (flag_stack_check): New global variable.
3731 * Makefile.in (opts.o): Add dependency on EXPR_H.
3732 (explow.o): Add dependency on except.h.
3734 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3736 * config/avr/avr.c (avr_override_options): Reduce value of
3737 PARAM_INLINE_CALL_COST.
3739 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3741 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3742 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3743 lieu of TYPE_MODE (type) throughout.
3745 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3747 * config/arm/arm.c (add_minipool_backward_ref): Check for
3748 8-byte-aligned entries in second case of forcing insertion after a
3749 particular entry. Change third case to avoid inserting
3750 non-8-byte-aligned entries before 8-byte-aligned ones.
3752 2008-08-15 Richard Guenther <rguenther@suse.de>
3754 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3755 strip components for unknown size accesses.
3757 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3759 * config/s390/2097.md New file.
3760 * config/s390/s390.md ("z10prop" attribute): Define none,
3761 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3762 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3763 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3764 possible values and apply them to insns as appropriate.
3765 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3766 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3767 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3768 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3770 ("bfp" mode attribute): Removed. Every occurence replaced
3772 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3773 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3776 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3779 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3782 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3784 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3785 additional argument. Support reduction when duplication is needed due
3786 to data-types of different sizes in the loop.
3787 (get_initial_def_for_induction): Fix printout.
3788 (vect_get_vec_def_for_stmt_copy): Support case where the
3789 vec_stmt_for_operand is a phi node.
3790 (vectorizable_reduction): Support reduction when duplication is needed
3791 due to data-types of different sizes in the loop.
3792 (vectorizable_call): Remove restriction to not vectorize in case we
3793 have data-types of different sizes in the loop.
3794 (vectorizable_conversion): Likewise.
3795 (vectorizable_operation): Likewise.
3796 (vectorizable_type_demotion): Likewise.
3797 (vectorizable_type_promotion): Likewise.
3798 (vectorizable_induction): Add restriction to not vectorize in case
3799 we have data-types of different sizes in the loop.
3801 2008-08-14 Christophe Saout <christophe@saout.de>
3802 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3806 (*vec_concatv2di_rex64_sse4_1): Ditto.
3807 (*vec_concatv2di_rex64_sse): Ditto.
3809 2008-08-14 Jakub Jelinek <jakub@redhat.com>
3812 * fold-const.c (fold_widened_comparison): Do not allow
3813 sign changes that change the result even if shorter type
3814 is wider than arg1_unw's type.
3816 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
3818 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
3819 Skip if the multilib testing specifies -march that does not
3820 agree with the one specified in the testcase.
3822 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3824 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
3825 zero extend SImode values being converted to TFmode before passing
3828 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3830 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
3831 __PPU__ when targeting the Cell/B.E. PPU processor.
3833 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
3835 * gimple.h (gimple_call_set_chain): Accept SSA variables.
3836 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
3837 Rematerialize the static chain, if any.
3838 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
3841 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3843 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
3844 (new_loc_descr): Likewise.
3845 (add_loc_descr): Likewise.
3846 (size_of_loc_descr): Likewise.
3847 (size_of_locs): Likewise.
3848 (output_loc_operands): Likewise.
3849 (output_loc_sequence): Likewise.
3850 (new_reg_loc_descr): New.
3851 (build_cfa_loc): Use it.
3852 (build_cfa_aligned_loc): Likewise.
3853 (one_reg_loc_descriptor): Likewise.
3854 (based_loc_descr): Likewise.
3856 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3859 * doc/invoke.texi (Wmain): Update.
3860 * c-decl.c (start_decl): warn_main is only 0 or 1.
3861 (start_function): Likewise. Fix formatting.
3862 (finish_function): Delete redundant warning.
3863 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
3864 * c-opts (c_common_handle_option): -Wall only has effect if
3865 warn_main is uninitialized. OPT_Wmain is automatically
3866 handled. -pedantic also enables Wmain.
3867 (c_common_post_options): Handle all logic for Wmain here.
3868 * c-common.c (warn_main): Delete.
3869 (check_main_parameter_types): Make pedwarns conditional on
3871 * c-common.h (warn_main): Delete.
3873 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
3876 * expr.c (emit_group_store): Allocate stack temp with the
3877 largest alignment when copying from register to stack.
3879 2008-08-13 Richard Guenther <rguenther@suse.de>
3881 * tree.h (maybe_fold_offset_to_address): Declare.
3882 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
3883 (ccp_fold): Handle pointer conversions the same as fold_stmt.
3884 Likewise for POINTER_PLUS_EXPR.
3885 (maybe_fold_offset_to_reference): Enable disabled code.
3886 (maybe_fold_offset_to_address): New function.
3887 (fold_stmt_r): Use it.
3888 (fold_gimple_assign): Likewise.
3889 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
3890 (gimplify_expr): Likewise.
3892 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3894 * toplev.h (pedwarn_at): Fix declaration.
3896 2008-08-13 Joseph Myers <joseph@codesourcery.com>
3898 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3899 LINK_SPEC): Use %R in -Y P argument.
3901 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3904 * diagnostic.c (pedwarn_at): New.
3905 * toplev.h (pedwarn_at): Declare.
3906 * c-tree.h (build_enumerator): Update declaration.
3907 * c-decl.c (finish_enum): Update comment.
3908 (build_enumerator): Take a location parameter. Give a pedwarn but do
3909 not perform any conversion.
3910 * c-parser.c (c_parser_enum_specifier): Set correct location for
3913 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3916 * c-common.c (conversion_warning): Use a switch. Ignore boolean
3917 expressions except for conversions to signed:1 bitfields. Handle
3918 COND_EXPR with constant operands.
3920 2008-08-13 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/15255
3923 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
3924 (struct oecount_s): New struct and VEC types.
3926 (oecount_hash): New function.
3927 (oecount_eq): Likewise.
3928 (oecount_cmp): Likewise.
3929 (zero_one_operation): New function.
3930 (build_and_add_sum): Likewise.
3931 (undistribute_ops_list): Perform un-distribution of multiplication
3932 and division on the chain of summands.
3933 (should_break_up_subtract): Also break up subtracts for factors.
3934 (reassociate_bb): Delete dead visited statements.
3935 Call undistribute_ops_list. Re-sort and optimize if it did something.
3936 * passes.c (init_optimization_passes): Move DSE before
3938 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
3941 2008-08-12 Janis Johnson <janis187@us.ibm.com>
3943 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
3945 * doc/invoke.texi: Revert unintended checkin.
3947 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
3950 * gcc.c (include_spec_function): Tweak call to find_a_file.
3952 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3955 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
3956 and TRUTH_ORIF_EXPR.
3957 * dojump.c (do_jump): Likewise.
3959 PR tree-optimization/37084
3960 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
3961 if id->regimplify, don't assume stmt is a cast assignment.
3963 2008-08-12 Anatoly Sokolov <aesok@post.ru>
3965 * final.c (final_scan_insn): Use app_enable/app_disable functions.
3967 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3970 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
3973 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3975 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
3976 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
3978 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
3979 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
3980 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
3981 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
3982 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3984 * doc/tm.texi (Storage Layout): Remove documentation for
3985 TARGET_FLOAT_FORMAT.
3987 * simplify-rtx.c (simplify_binary_operation_1): Replace
3988 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3990 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3992 * real.h (struct real_format): New member has_sign_dependent_rounding.
3993 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3994 spu_single_format, ieee_double_format, mips_double_format,
3995 motorola_double_format, ieee_extended_motorola_format,
3996 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3997 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3998 mips_extended_format, ieee_quad_format, mips_quad_format,
3999 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4000 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4002 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4003 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4004 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4005 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4006 (ROUND_TOWARDS_ZERO): Likewise.
4008 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4009 (FLOAT_MODE_FORMAT): New macro.
4010 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4011 (MODE_COMPOSITE_P): ... this new macro.
4012 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4013 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4014 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4016 * flags.h: Include "real.h".
4018 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4019 REAL_MODE_FORMAT_COMPOSITE_P.
4020 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4022 * doc/tm.texi (Storage Layout): Remove documentation of
4023 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4024 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4025 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4026 they only apply to libgcc2.a.
4028 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4030 * config/spu/float_disf.c: New file.
4031 * config/spu/float_unsdisf.c: New file.
4032 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4033 (LIB2FUNCS_EXCLUDE): Define.
4035 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4036 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4038 * real.h (struct real_format): New member round_towards_zero.
4039 * real.c (round_for_format): Respect fmt->round_towards_zero.
4040 (ieee_single_format, mips_single_format, motorola_single_format,
4041 spu_single_format, ieee_double_format, mips_double_format,
4042 motorola_double_format, ieee_extended_motorola_format,
4043 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4044 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4045 mips_extended_format, ieee_quad_format, mips_quad_format,
4046 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4047 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4049 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4050 real_format to choose rounding mode when calling MPFR functions.
4051 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4052 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4054 * real.h (real_to_decimal_for_mode): Add prototype.
4055 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4056 Respect target rounding mode when generating decimal representation.
4057 (real_to_decimal): New stub for backwards compatibility.
4058 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4059 real_to_decimal_for_mode instead of real_to_decimal.
4061 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4063 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4064 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4066 * real.c (spu_single_format): New variable.
4067 * real.h (spu_single_format): Declare.
4069 * config/spu/spu.c (spu_override_options): Install SFmode format.
4070 (spu_split_immediate): Use integer mode to operate on pieces of
4071 floating-point values in all cases.
4073 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4074 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4075 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4077 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4079 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4081 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4083 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4085 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4088 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4089 on the VAR_DECL instead of TYPE_READONLY on its type.
4091 2008-08-12 Ira Rosen <irar@il.ibm.com>
4093 * tree-vectorizer.c: Depend on langhooks.h.
4094 (supportable_widening_operation): Add two arguments. Support double
4096 (supportable_narrowing_operation): Likewise.
4097 * tree-vectorizer.h (supportable_widening_operation): Add two
4099 (supportable_narrowing_operation): Likewise.
4100 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4101 supportable_widening_operation with correct arguments.
4102 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4103 (vectorizable_type_demotion): Support double type conversions.
4104 (vectorizable_type_promotion): Likewise.
4105 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4107 2008-08-11 Michael Matz <matz@suse.de>
4109 * i386/i386.c (override_options): Move initialisation from
4110 flag_schedule_insns_after_reload to here from ...
4111 (optimization_options): ... here.
4113 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4115 PR rtl-optimization/36998
4116 * dwarf2out.c (compute_barrier_args_size_1,
4117 compute_barrier_args_size): Temporarily remove assertions.
4119 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4122 * tree-ssa.c (struct walk_data): Add new flag
4123 warn_possibly_uninitialized.
4124 (warn_uninitialized_var): Use it.
4125 (warn_uninitialized_vars): New.
4126 (execute_early_warn_uninitialized): Call it.
4127 (execute_late_warn_uninitialized): Likewise.
4129 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4132 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4135 2008-08-09 Jan Hubicka <jh@suse.cz>
4138 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4140 (expand_fix): Be prepared for expansion to fail.
4141 (expand_sfix_optab): Remove instructions if expansion failed.
4143 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4145 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4147 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4148 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4150 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4152 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4153 mips/t-libgcc-mips16 to tmake_file.
4154 * config/mips/mips-protos.h (mips_call_type): New enum.
4155 (mips_pic_base_register, mips_got_load): Declare.
4156 (mips_restore_gp): Take an rtx argument.
4157 (mips_use_pic_fn_addr_reg_p): Declare.
4158 (mips_expand_call): Replace the sibcall_p argument with
4159 a mips_call_type argument. Add a lazy_p parameter.
4160 (mips_split_call): Declare.
4161 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4162 (MIPS16_PIC_TEMP): Likewise.
4163 (reg_class): Delete M16_NA_REGS.
4164 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4165 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4166 (mips_split_hi_p): Declare.
4167 * config/mips/mips.c (mips_split_hi_p): New array.
4168 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4169 (mips_got_symbol_type_p): New function.
4170 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4171 (mips16_stub_function_p): New function.
4172 (mips16_local_function_p): Likewise.
4173 (mips_use_pic_fn_addr_reg_p): Likewise.
4174 (mips_cannot_force_const_mem): Return false for HIGHs.
4175 Extend CONST_INT and symbolic handling to MIPS16, using
4176 mips_symbol_insns to check that the base symbol type is a
4177 legitimate constant. Reject GOT-based constants if
4178 TARGET_MIPS16_PCREL_LOADS.
4179 (mips_const_insns): Check targetm.cannot_force_const_mem when
4180 decomposing a symbolic base and a large offset.
4181 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4182 When calling a function that needs $25 from MIPS16 code,
4183 move the target address into $25 separately and add a USE
4185 (mips16_gp_pseudo_reg): Insert the initializer immediately
4186 before the first real insn.
4187 (mips_pic_base_register, mips_got_load): New functions.
4188 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4189 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4190 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4191 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4192 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4193 also passing NULL_RTX rather than const0_rtx as the aux argument.
4194 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4195 instead of TARGET_EXPLICIT_RELOCS.
4196 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4197 (mips_load_call_address): Replace the sibcall_p argument with
4198 a mips_call_type argument. Use mips_got_load.
4199 (mips16_local_alias): New structure.
4200 (mips16_local_aliases): New variable.
4201 (mips16_local_aliases_hash): New function.
4202 (mips16_local_aliases_eq): Likewise.
4203 (mips16_local_alias): Likewise.
4204 (mips16_stub_function): Likewise.
4205 (mips16_build_function_stub): Create a local alias for the target
4206 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4207 .cpload directive and an R_MIPS_NONE relocation for the target
4208 function, then load the alias rather than the function itself.
4209 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4210 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4211 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4212 (mips16_build_call_stub): Replace the FN parameter with an
4213 FN_PTR parameter. Force the address into a register if it
4214 isn't a call_insn_operand; don't rely on the caller to do this.
4215 If a call to a locally-defined and locally-binding MIPS16
4216 function must be made indirectly, redirect the call to the
4217 function's local alias. Use mips16_stub_function_p,
4218 mips16_stub_function, mips_expand_call and use_reg.
4219 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4220 Use explicit %hi and %lo accesses where possible.
4221 Use MIPS_CALL to generate the correct code form of a
4222 jal instruction. Add clobbers of $18 instead of uses.
4223 Update the call to mips_emit_call_insn.
4224 (mips_expand_call): Replace the SIBCALL_P argument with a
4225 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4226 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4227 allowing it to modify the call address. Update the calls to
4228 mips_load_call_address and mips_emit_call_insn.
4229 (mips_split_call): New function.
4230 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4231 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4232 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4233 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4234 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4236 (mips_cprestore_slot): New function.
4237 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4238 and use mips_cprestore_slot.
4239 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4241 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4242 then use a copygp_mips16 instruction to set up $28.
4243 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4244 (mips16_lay_out_constants): Call split_all_insns_noflow.
4245 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4246 false if TARGET_MIPS16.
4247 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4248 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4249 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4250 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4251 MIPS16 code. Allow MIPS16 o32 PIC.
4252 (mips_override_options): Allow MIPS16 o32 PIC.
4253 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4254 after reload if TARGET_USE_GOT.
4255 (UNSPEC_COPYGP): New constant.
4256 (length): Use a default length of 8 for MIPS16 GOT loads.
4257 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4258 (*got_page<mode>): Check mips_split_hi_p.
4259 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4260 (unspec_got<mode>, unspec_call<mode>): New expanders.
4261 (load_got<mode>, load_call<mode>): Remove the length attributes.
4262 Use a got attribute instead of a type attribute.
4263 (copygp_mips16): New insn.
4264 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4265 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4266 (sibcall, sibcall_value, call, call_value): Update the calls
4267 to mips_expand_call.
4268 (call_internal, call_value_internal): Use mips_split_call.
4269 (call_value_multiple_internal): Likewise.
4270 (call_split): Move after call_internal (the insn it is split from).
4271 (call_internal_direct, call_value_internal_direct): Turn into
4272 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4273 (call_direct_split, call_value_direct_split): New patterns.
4274 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4275 and use M16_REGS instead of M16_NA_REGS.
4276 * config/mips/predicates.md (const_call_insn_operand): Replace
4277 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4278 mips_use_pic_fn_addr_reg_p check.
4279 (move_operand): Reject HIGHs if mips_split_hi_p.
4280 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4281 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4282 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4283 * config/mips/libgcc-mips16.ver: New file.
4284 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4285 $(srcdir)/config/mips/libgcc-mips16.ver.
4287 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4289 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4290 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4291 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4292 (mips16_cfun_returns_in_fpr_p): Likewise.
4294 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4296 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4297 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4298 rather than 4 to PC.
4300 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4302 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4303 (FUNCTION_PROFILER): Save the static chain pointer into $2
4304 beforehand and restore it aftewards.
4305 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4306 address directly into $25 and call the function through $25;
4307 do not clobber $3. Pad the DImode version to cover the space
4308 left by the deleted $25 <- $3 move.
4309 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4310 the removal of the $25 <- $3 move.
4311 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4312 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4314 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4315 Daniel Jacobowitz <dan@codesourcery.com>
4317 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4318 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4319 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4320 * config/mips/mips.c (mips_start_function_definition): New function.
4321 (mips_end_function_definition): Likewise.
4322 (mips_output_function_prologue): Use mips_start_function_definition.
4323 (mips_output_function_epilogue): Use mips_end_function_definition.
4324 (build_mips16_function_stub): Use mips_start_function_definition
4325 and mips_end_function_definition.
4326 (build_mips16_call_stub): Likewise.
4328 2008-08-09 Richard Guenther <rguenther@suse.de>
4330 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4331 * gimple.h (gimple_call_fn): Adjust comment.
4332 (gimple_call_set_fndecl): New function.
4333 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4334 longer having bare FUNCTION_DECL operand.
4335 (gimple_call_return_type): Likewise.
4336 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4338 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4339 (gimple_mod_pow2): Likewise.
4340 (gimple_mod_subtract): Likewise.
4341 (gimple_ic): Likewise.
4342 (gimple_stringop_fixed_value): Likewise.
4343 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4344 longer having bare FUNCTION_DECL operand.
4345 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4346 * omp-low.c (optimize_omp_library_calls): Likewise.
4347 * cgraphunit.c (update_call_expr): Likewise.
4348 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4349 (execute_convert_to_rsqrt): Likewise.
4350 * cfgexpand.c (gimple_to_tree): Simplify.
4351 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4352 bare FUNCTION_DECL operand.
4353 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4354 (convert_gimple_call): Use gimple_call_fndecl.
4355 * c-common.c (c_warn_unused_result): Likewise.
4357 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4360 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4361 (c_finish_return): Likewise.
4362 (c_start_case): Likewise.
4363 * c-common.c (warn_for_collisions_1): Use explicit location in
4365 * c-parser.c (c_parser_condition): New. Call
4366 verify_sequence_points.
4367 (c_parser_paren_condition): Call c_parser_condition.
4368 (c_parser_for_statement): Call c_parser_condition.
4370 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4373 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4374 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4375 Moved from diagnostic.h
4376 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4378 (emit_diagnostic): New.
4379 (warning0, pedwarn0): Delete.
4380 (warning, warning_at, pedwarn, permerror): Return bool.
4381 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4382 Moved to diagnostic.c.
4383 (struct diagnostic_context): Use correct type for
4384 classify_diagnostic.
4385 (diagnostic_report_diagnostic): Update declaration.
4386 (emit_diagnostic): Declare.
4387 * errors.c (warning): Return bool.
4388 * errors.h (warning): Update declaration.
4389 * toplev.h (warning0, pedwarn0): Delete.
4390 (warning, warning_at, pedwarn, permerror): Return bool.
4391 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4392 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4393 inform. Update all calls.
4394 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4395 before giving informative note.
4396 (implicit_decl_warning): Likewise.
4397 * c-typeck.c (build_function_call): Likewise.
4398 * tree-sssa.c (warn_uninit): Likewise.
4399 * builtins.c (gimplify_va_arg_expr): Likewise.
4401 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4404 * doc/invoke.texi (-Wextra): Move warning from here...
4405 (-Wuninitialized): ... to here.
4407 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4410 * flags.h (set_Wunused): Delete
4411 * toplev.c (process_options): Handle Wunused flags here.
4412 * opts.c (maybe_warn_unused_parameter): Delete.
4413 (common_handle_option): Replace set_Wunused by warn_unused.
4414 (set_Wextra): Do not handle Wunused-parameter here.
4415 (set_Wunused): Delete.
4416 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4418 * common.opt (Wunused): Add Var and Init.
4419 (Wunused-function): Likewise.
4420 (Wunused-label): Likewise.
4421 (Wunused-parameter): Likewise.
4422 (Wunused-value): Likewise.
4423 (Wunused-variable): Likewise.
4425 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4427 * doc/invoke.texi: Add cpu_type power7.
4428 * config.in (HAVE_AS_VSX): New.
4429 * config.gcc: Add cpu_type power7.
4430 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4432 * configure: Regenerate.
4433 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4435 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4436 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4437 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4439 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4441 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4442 type to vectorize.builtin_conversion.
4443 (vectorizable_conversion): Likewise.
4444 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4445 integral type as input.
4446 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4448 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4449 and ALTIVEC_BUILTIN_VCTSXS.
4450 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4453 2008-08-08 Richard Guenther <rguenther@suse.de>
4455 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4456 (surely_varying_stmt_p): Calls are varying only if they are
4457 non-builtin and not indirect or have no result.
4458 (ccp_fold): Re-instantiate code before the tuples merge.
4460 2008-08-08 Richard Guenther <rguenther@suse.de>
4462 PR tree-optimization/37056
4463 * gimple.h (gimple_assign_rhs_class): New helper function.
4464 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4465 unary operations properly.
4467 2008-08-07 Jan Hubicka <jh@suse.cz>
4469 * i386.h (ix86_size_cost): Declare.
4470 (ix86_cur_cost): New function macro.
4471 * i386.md (peepholes expanding size and splitters): Predicate by
4472 optimize_insn_for_speed_p.
4473 (peepholes reduce size and splitters): Predicate by
4474 optimize_insn_for_size_p.
4475 * i386.c (ix86_size_cost): Rename from ...
4476 (size_cost): This one.
4477 (override_options): Update.
4478 (decide_alg): Likewise.
4479 (ix86_expand_clear): Use RTL profile.
4480 (ix86_pad_returns): Use RTL profile.
4482 2008-08-07 Jan Hubicka <jh@suse.cz>
4484 * recog.c (split_all_insns): Set RTL profile
4485 (peephole2_optimize): Likewise.
4486 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4487 * combine.c (combine_instructions): Likewise.
4489 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4491 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4493 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4495 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4496 value in a6 after the set_frame_ptr insn.
4498 2008-08-07 Richard Henderson <rth@redhat.com>
4501 * gcc.c (cpp_options): Pass along -g*.
4503 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4505 * config/arm/arm.c (output_move_neon): Update comment describing
4506 big-endian vector layout.
4507 (arm_assemble_integer): Do not handle big-endian NEON vectors
4509 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4510 neon_vget_lane<mode>_sext_internal,
4511 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4512 element indices for big-endian.
4514 2008-08-07 Richard Henderson <rth@redhat.com>
4516 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4517 * configure, config.in: Rebuild.
4518 * debug.h (dwarf2out_do_cfi_asm): Declare.
4519 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4520 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4521 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4522 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4524 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4526 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4527 movv2si_internal): Combine into mov<mode>_internal.
4528 (movv2si_internal_2): Remove.
4530 2008-08-07 Jan Hubicka <jh@suse.cz>
4533 * i386.md (single stringop patterns): Enable unconditionally.
4535 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4538 * config/i386/emmintrin.h (_mm_move_epi64): Use
4539 __builtin_ia32_movq128.
4541 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4542 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4544 * config/i386/sse.md (sse2_movq128): New.
4546 * doc/extend.texi: Document __builtin_ia32_movq128.
4548 2008-08-07 Richard Guenther <rguenther@suse.de>
4551 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4552 pointers can access anything.
4554 2008-08-06 Jan Hubicka <jh@suse.cz>
4556 * optabs.c (emit_unop_insn): Break out to ...
4557 (maybe_emit_unop_insn): ... this one.
4558 (expand_sfix_optab): Use maybe variant.
4559 * optabs.h (maybe_emit_unop_insn): Declare.
4561 * i386.md (mov0 patterns): Enable by default.
4562 (FP conversion expanders): Disable expansion of code expanding
4563 sequences when instruction should be optimized for size.
4564 (single strinop patterns): Enable when optimizing for size.
4565 (string expanders): Disable expanding of code expanding sequences
4566 when optimizning instruction for size.
4567 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4569 (ix86_fp_comparison_sahf_cost): Likewise.
4570 (ix86_expand_branch): Likewise.
4571 (ix86_expand_ashl_const): Likewise.
4572 (ix86_split_ashl): Likewise.
4573 (ix86_expand_strlen): Likewise.
4574 (ix86_emit_fp_unordered_jump): Likewie.
4576 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4578 * c-common.c: Fix typo.
4579 (c_common_reswords): Activate more C++ keyword warnings.
4581 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4583 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4586 * diagnostic.c (permerror_at): New.
4587 * toplev.h (permerror_at): Declare.
4589 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4590 Ira Rosen <irar@il.ibm.com>
4592 * tree-vect-transform.c (vect_model_simple_cost): Return
4593 immediately if stmt is pure SLP.
4594 (vect_model_store_cost): Ditto.
4595 (vect_model_load_cost): Ditto.
4596 (vectorizable_store): Remove PURE_SLP check before call
4597 to vect_model_store_cost.
4598 (vect_model_store_cost): When checking whether stmt describe
4599 strided access, add a check that it is not slp_node.
4601 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4604 * c-common.c (warn_for_sign_compare): New. Handle separately the
4605 case that 'constant' is zero.
4606 * c-typeck.c (build_binary_op): Move code to c-common.c
4608 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4610 * config/alpha/alpha.c (alpha_preferred_reload_class,
4611 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4612 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4613 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4614 * config/arm/arm.md: Likewise.
4615 * config/avr/avr-protos.h (preferred_reload_class,
4616 test_hard_reg_class, avr_simplify_comparison_p,
4617 out_shift_with_cnt, class_max_nregs): Likewise.
4618 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4619 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4620 preferred_reload_class, test_hard_reg_class): Likewise.
4621 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4622 bfin_memory_move_cost, bfin_secondary_reload,
4623 bfin_output_mi_thunk): Likewise.
4624 * config/crx/crx.c (crx_secondary_reload_class,
4625 crx_memory_move_cost): Likewise.
4626 * config/frv/frv-protos.h (frv_secondary_reload_class,
4627 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4628 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4629 frv_secondary_reload_class, frv_class_likely_spilled_p,
4630 frv_class_max_nregs): Likewise.
4631 * config/h8300/h8300.c (h8300_classify_operand,
4632 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4634 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4635 * config/ia64/ia64.c (ia64_preferred_reload_class,
4636 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4637 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4638 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4640 * config/m68hc11/m68hc11.c (preferred_reload_class,
4641 m68hc11_memory_move_cost): Likewise.
4642 * config/mcore/mcore.c (mcore_secondary_reload_class,
4643 mcore_reload_class): Likewise.
4644 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4645 mips_class_max_nregs, mips_cannot_change_mode_class,
4646 mips_preferred_reload_class, mips_secondary_reload_class,
4647 mips_output_mi_thunk): Likewise.
4648 * config/mmix/mmix.c (mmix_preferred_reload_class,
4649 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4651 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4653 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4654 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4655 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4656 * config/rs6000/rs6000.c (paired_expand_vector_init,
4657 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4658 compare_section_name, rs6000_memory_move_cost): Likewise.
4659 * config/s390/s390.c (s390_emit_compare_and_swap,
4660 s390_preferred_reload_class, s390_secondary_reload,
4661 legitimize_pic_address, legitimize_tls_address,
4662 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4663 s390_class_max_nregs): Likewise.
4664 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4665 * config/s390/s390.md: Likewise.
4666 * config/score/score-protos.h (score_secondary_reload_class,
4667 score_preferred_reload_class): Likewise.
4668 * config/score/score.c (score_preferred_reload_class,
4669 score_secondary_reload_class): Likewise.
4670 * config/score/score3.c (score3_output_mi_thunk,
4671 score3_preferred_reload_class, score3_secondary_reload_class,
4672 score3_hard_regno_mode_ok): Likewise.
4673 * config/score/score3.h (score3_preferred_reload_class,
4674 score3_secondary_reload_class): Likewise.
4675 * config/score/score7.c (score7_output_mi_thunk,
4676 score7_preferred_reload_class, score7_secondary_reload_class,
4677 score7_hard_regno_mode_ok): Likewise.
4678 * config/score/score7.h (score7_preferred_reload_class,
4679 score7_secondary_reload_class): Likewise.
4680 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4681 output_branchy_insn, add_constant, gen_block_redirect,
4682 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4683 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4685 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4686 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4687 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4688 xstormy16_preferred_reload_class): Likewise.
4689 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4690 xtensa_expand_atomic, override_options,
4691 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4693 * reorg.c (try_merge_delay_insns): Likewise.
4694 * tree.c (merge_dllimport_decl_attributes): Likewise.
4696 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4698 2008-08-06 Michael Matz <matz@suse.de>
4700 * Makefile.in (write_entries_to_file): Quote words.
4701 * gengtype.c: (read_input_line): Skip over leading white-space.
4703 2008-08-06 Marc Gauthier <marc@tensilica.com>
4705 * config.gcc: Match more processor names for Xtensa.
4706 * configure.ac: Likewise.
4707 * doc/install.texi (Specific): Likewise.
4708 * configure: Regenerate.
4710 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4712 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4713 * calls.c (avoid_likely_spilled_reg): Likewise.
4714 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4715 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4716 * config/i386/i386.c (ix86_expand_special_args_builtin,
4717 ix86_secondary_reload): Likewise.
4718 * except.c (struct eh_region, gen_eh_region_catch,
4719 remove_unreachable_regions, duplicate_eh_regions,
4720 assign_filter_values, build_post_landing_pads,
4721 sjlj_find_directly_reachable_regions, remove_eh_handler,
4722 reachable_next_level, foreach_reachable_handler,
4723 can_throw_internal_1, can_throw_external_1,
4724 collect_one_action_chain): Likewise.
4725 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4726 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4727 * function.c (update_temp_slot_address, instantiate_new_reg,
4728 instantiate_virtual_regs_in_rtx,
4729 instantiate_virtual_regs_in_insn): Likewise.
4730 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4731 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4732 gimplify_cleanup_point_expr): Likewise.
4733 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4734 * passes.c (next_pass_1): Likewise.
4735 * print-tree.c (print_node_brief, print_node): Likewise.
4736 * profile.c (branch_prob): Likewise.
4737 * tree-dump.c (dump_register): Likewise.
4738 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4740 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4741 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4742 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4743 copy_arguments_for_versioning, copy_static_chain): Likewise.
4744 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4745 add_new_name_mapping, register_new_name_mapping): Likewise.
4746 * tree-mudflap.c (mf_xform_derefs): Likewise.
4747 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4748 get_init_expr, combine_chains): Likewise.
4749 * tree-pretty-print.c (dump_generic_node): Likewise.
4750 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4751 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4752 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4753 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4755 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4758 * calls.c (expand_call): Use the biggest preferred stack
4761 2008-08-06 Michael Matz <matz@suse.de>
4764 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4765 for reused reload, instead of overwriting them.
4767 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4770 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4771 for incoming stack boundary.
4773 * function.c (assign_parm_find_entry_rtl): Update
4774 parm_stack_boundary.
4776 * function.h (rtl_data): Add parm_stack_boundary.
4778 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4779 parm_stack_boundary for incoming stack boundary.
4781 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4783 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4784 for unrepresentable subregs or treat them as equal to other regs
4785 or subregs with the same register number.
4787 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4790 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4793 2008-08-06 Jan Hubicka <jh@suse.cz>
4795 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4796 frequencies might be hot.
4798 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4800 * reload.c (find_reloads): Force constants into literal pool
4801 also if they are wrapped in a SUBREG.
4803 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4806 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4807 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
4808 Don't allow predicated instructions for data speculation.
4809 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
4812 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4814 * haifa-sched.c (extend_global): Split to extend_global_data and
4815 extend_region_data. Update all uses.
4816 (extend_all): Rename to extend_block_data.
4818 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4820 * sched-rgn.c (new_ready): Check if instruction can be
4821 speculatively scheduled before attempting speculation.
4822 (debug_rgn_dependencies): Remove wrongful assert.
4824 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4826 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
4828 2008-08-05 Bob Wilson <bob.wilson@acm.org>
4830 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
4831 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
4832 va_size, and type_size.
4834 2008-08-04 Jason Merrill <jason@redhat.com>
4837 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
4838 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
4840 2008-08-05 Richard Henderson <rth@redhat.com>
4842 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
4843 * configure: Rebuild.
4845 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4848 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
4849 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
4852 2008-08-05 Richard Henderson <rth@redhat.com>
4854 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
4855 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
4856 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
4857 * common.opt (fdwarf2-cfi-asm): New.
4858 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
4859 * config.in, configure: Rebuild.
4860 * dwarf2asm.c (dw2_asm_output_data_raw): New.
4861 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
4862 (dw2_force_const_mem): Externalize.
4863 * dwarf2asm.h: Update.
4864 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
4865 generate a real label.
4866 (output_cfi_directive): New.
4867 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
4868 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
4869 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
4871 (dwarf2out_end_epilogue): Emit .cfi_endproc.
4872 (output_loc_operands_raw, output_loc_sequence_raw): New.
4873 (output_cfa_loc_raw): New.
4875 2008-08-05 Paul Brook <paul@codesourcery.com>
4877 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
4878 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
4879 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
4880 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
4881 * config/arm/arm.h (TARGET_VFPD32): Define.
4882 (TARGET_VFP3): Use TARGET_VFPD32.
4883 (fputype): Add FPUTYPE_VFP3D16.
4884 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
4885 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
4886 * config/arm/arm-cores.def: Add cortex-r4f.
4887 * config/arm/arm-tune.md: Regenerate.
4889 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4891 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
4892 Reword some comments throughout the file.
4894 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
4895 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
4896 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
4897 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
4899 (MFC_START_ENABLE): Remove PPU-only define.
4900 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
4901 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
4903 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
4904 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
4905 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
4906 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
4907 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
4908 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
4909 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
4911 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
4912 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
4913 (mfc_sdcrt, mfc_sdcrtst): Likewise.
4914 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
4916 (spu_read_machine_status): Fix typo.
4918 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4920 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
4921 SUBREG of multi-word hard register.
4922 * config/spu/spu.c (valid_subreg): Likewise.
4923 (adjust_operand): Handle SUBREGs of multi-word hard registers.
4925 2008-08-04 Richard Guenther <rguenther@suse.de>
4927 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
4928 the candidate with the stripped base if that base is different
4929 from the original base even for offset zero.
4931 2008-08-04 Richard Guenther <rguenther@suse.de>
4934 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
4935 check for no_overflow.
4937 2008-08-04 Richard Guenther <rguenther@suse.de>
4939 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
4941 2008-08-04 Paul Brook <paul@codesourcery.com>
4943 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
4944 (arm_order_regs_for_local_alloc): New function.
4945 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
4947 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
4949 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4952 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
4953 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
4954 (ix86_expand_epilogue): Likewise.
4956 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
4958 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
4961 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4963 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
4964 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
4965 (*movv2sf_internal_rex64): Ditto.
4967 2008-08-03 Jan Hubicka <jh@suse.cz>
4969 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
4970 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
4971 * expmed.c (expand_smod_pow2): Likewise.
4973 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
4976 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
4977 alternative 0 of operand 1.
4978 (*vec_concatv2di_rex64_sse): Ditto.
4979 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
4981 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
4982 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
4983 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4984 (*movv2sf_internal_rex64): Ditto.
4986 2008-08-02 Richard Guenther <rguenther@suse.de>
4989 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4990 (ssedoublesizemode): New mode attribute.
4991 (sse_shufps): Call gen_sse_shufps_v4sf.
4992 (sse_shufps_1): Macroize.
4993 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4994 (sse2_shufpd_1): Macroize.
4995 (vec_extract_odd, vec_extract_even): New expanders.
4996 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4997 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4998 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4999 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5000 (ix86_expand_vector_set): Likewise.
5001 (ix86_expand_reduc_v4sf): Likewise.
5003 2008-08-01 Doug Kwan <dougkwan@google.com>
5005 * matrix-reorg.c: Re-enable all code.
5006 (struct malloc_call_data): Change CALL_STMT to gimple type.
5007 (collect_data_for_malloc_call): Tuplify.
5008 (struct access_site_info): Change STMT to gimple type.
5009 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5010 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5011 (struct free_info): Change STMT to gimple type.
5012 (struct matrix_access_phi_node): Change PHI to gimple type.
5013 (get_inner_of_cast_expr): Remove.
5014 (may_flatten_matrices_1): Tuplify.
5015 (may_flatten_matrices): Ditto.
5016 (mark_min_matrix_escape_level): Ditto.
5017 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5018 (ssa_accessed_in_call_rhs): New
5019 (ssa_accessed_in_assign_rhs): New
5020 (record_access_alloc_site_info): Tuplify.
5021 (add_allocation_site): Ditto.
5022 (analyze_matrix_allocation_site): Ditto.
5023 (analyze_transpose): Ditto.
5024 (get_index_from_offset): Ditto.
5025 (update_type_size): Ditto.
5026 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5027 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5028 (analyze_accesses_for_phi_node): Tuplify.
5029 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5030 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5031 (analyze_matrix_accesses): Tuplify.
5032 (check_var_data): New call-back type for check_var_notmodified_p.
5033 (check_var_notmodified_p): Tuplify and use call-back struct to
5034 return statement found.
5035 (can_calculate_expr_before_stmt): Factor out statement related code
5037 (can_calculate_stmt_before_stmt): New.
5038 (check_allocation_function): Tuplify.
5039 (find_sites_in_func): Ditto.
5040 (record_all_accesses_in_func): Ditto.
5041 (transform_access_sites): Ditto.
5042 (transform_allocation_sites): Ditto.
5043 (matrix_reorg): Re-enable.
5044 (gate_matrix_reorg): Re-enable.
5046 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5048 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5049 for labels for which it hasn't been set yet. If it has been set,
5050 stop walking insns and continue with next worklist item.
5051 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5052 if the only BARRIER is at the very end of a function.
5054 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5056 * cfgexpand.c (expand_stack_alignment): Assert that
5057 stack_realign_drap and drap_rtx must match.
5059 * function.c (instantiate_new_reg): If DRAP is used to realign
5060 stack, replace virtual_incoming_args_rtx with internal arg
5063 2008-08-01 Richard Guenther <rguenther@suse.de>
5065 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5066 loop information only if we initialized it.
5067 (execute_pre): Call fini_pre with in_fre.
5068 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5069 if we do not unroll because we hit max-completely-peeled-insns.
5070 Use our estimation for consistency, do allow shrinking.
5072 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5074 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5075 with MIN_STACK_BOUNDARY.
5076 (ix86_update_stack_boundary): Likewise.
5077 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5080 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5081 (MIN_STACK_BOUNDARY): This.
5083 2008-08-01 Richard Guenther <rguenther@suse.de>
5086 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5088 2008-08-01 Richard Guenther <rguenther@suse.de>
5090 PR tree-optimization/36988
5091 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5092 do not matter if that doesn't change volatile qualification.
5094 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5096 * configure.ac: Do not generate libada-mk. Do not subst
5098 * libada-mk.in: Remove.
5099 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5100 * configure: Regenerate.
5102 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5104 * tree-pass.h: Added comment about not dumping passes with name
5105 starting with star in struct opt_pass.
5106 * passes.c (register_dump_files_1): Don't do dump for a pass with
5107 name starting with star.
5108 * doc/passes.texi (Pass manager): Mention pass names and special
5109 meaning of star prefix to avoid dump.
5111 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5113 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5115 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5116 (ISA_MIPS64R2): New macro.
5117 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5118 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5119 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5120 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5121 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5122 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5123 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5124 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5125 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5126 Move up to keep list alphabetically sorted.
5127 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5128 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5130 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5131 (-march=@var{arch}): Add mips64r2.
5133 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5135 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5137 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5139 * expr.c (expand_assignment): Check for complete type.
5141 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5144 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5146 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5147 for stack alignment.
5149 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5151 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5153 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5154 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5156 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5158 PR rtl-optimization/36419
5159 * dwarf2out.c (barrier_args_size): New variable.
5160 (compute_barrier_args_size, compute_barrier_args_size_1): New
5162 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5163 if not called yet in the current function, use barrier_args_size
5164 array to find the new args_size value.
5165 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5167 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5170 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5173 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5176 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5177 (dwarf2out_stack_adjust): Use it.
5178 (dwarf2out_frame_debug_expr): Likewise.
5180 2008-07-31 Richard Guenther <rguenther@suse.de>
5182 PR tree-optimization/36978
5183 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5184 the generated condition.
5186 2008-07-31 Richard Guenther <rguenther@suse.de>
5188 * passes.c (init_optimization_passes): Always call
5189 pass_early_warn_uninitialized.
5190 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5191 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5192 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5194 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5197 * builtins.c (maybe_emit_free_warning): New function.
5198 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5199 maybe_emit_free_warning for BUILT_IN_FREE.
5202 * dwarf2out.c (get_context_die): New function.
5203 (force_decl_die, force_type_die): Use it.
5204 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5205 returns NULL, force generation of DW_TAG_typedef and put that into
5208 PR preprocessor/36649
5209 * c-pch.c (c_common_read_pch): Save and restore
5210 line_table->trace_includes across PCH restore.
5212 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5215 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5217 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5220 * final.c (call_from_call_insn): Handle COND_EXEC.
5222 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5224 * builtins.c (std_gimplify_va_arg_expr): Replace
5225 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5226 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5228 2008-07-30 Joey Ye <joey.ye@intel.com>
5229 H.J. Lu <hongjiu.lu@intel.com>
5231 * builtins.c (expand_builtin_setjmp_receiver): Replace
5232 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5233 (expand_builtin_apply_args_1): Likewise.
5234 (expand_builtin_longjmp): Need DRAP for stack alignment.
5235 (expand_builtin_apply): Likewise.
5237 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5238 instead of assign_stack_local to allow alignment reduction.
5240 * calls.c (emit_call_1): Need DRAP for stack alignment if
5242 (expand_call): Replace virtual_incoming_args_rtx with
5243 crtl->args.internal_arg_pointer.
5244 * stmt.c (expand_nl_goto_receiver): Likewise.
5246 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5247 alignment and store to stack_alignment_estimated and
5248 max_used_stack_slot_alignment.
5249 (expand_one_var): Likewise.
5250 (expand_stack_alignment): New function.
5251 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5252 and stack_alignment_estimated fields in rtl_data. Call
5253 expand_stack_alignment at end.
5255 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5256 (MAX_STACK_ALIGNMENT): Likewise.
5257 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5258 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5260 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5261 stack alignment when generating virtual registers.
5263 * function.c (assign_stack_local): Renamed to ...
5264 (assign_stack_local_1): This. Add a parameter to indicate
5265 if it is OK to reduce alignment.
5266 (assign_stack_local): Use it.
5267 (instantiate_new_reg): Instantiate virtual incoming args rtx
5268 to vDRAP if stack realignment and DRAP is needed.
5269 (assign_parms): Collect parameter/return type alignment and
5270 contribute to stack_alignment_estimated.
5271 (locate_and_pad_parm): Likewise.
5272 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5273 with crtl->args.internal_arg_pointer.
5275 * function.h (rtl_data): Add new field drap_reg,
5276 max_used_stack_slot_alignment, stack_alignment_estimated,
5277 stack_realign_needed, need_drap, stack_realign_processed and
5278 stack_realign_finalized.
5279 (stack_realign_fp): New macro.
5280 (stack_realign_drap): Likewise.
5282 * global.c (compute_regsets): Frame pointer is needed when
5283 stack is realigned. Can eliminate frame pointer when stack is
5284 realigned and dynamic realigned argument pointer isn't used.
5286 * reload1.c (update_eliminables): Frame pointer is needed
5287 when stack is realigned.
5288 (init_elim_table): Can eliminate frame pointer when stack is
5289 realigned and dynamic realigned argument pointer isn't used.
5291 * rtl.h (assign_stack_local_1): Declare new funtion.
5293 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5294 (TARGET_GET_DRAP_RTX): Likewise.
5295 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5296 TARGET_GET_DRAP_RTX.
5298 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5300 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5301 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5303 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5304 H.J. Lu <hongjiu.lu@intel.com>
5306 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5307 vdrap_reg, stack_realign and drap_reg_saved.
5308 (add_cfi): Don't allow redefining CFA when DRAP is used.
5309 (reg_save): Handle stack alignment.
5310 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5311 alignment. Don't generate DWARF information for (set fp sp)
5313 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5315 (int_loc_descriptor): Move prototype forward. Also define if
5316 DWARF2_UNWIND_INFO is true.
5317 (output_cfa_loc): Handle DW_CFA_expression.
5318 (build_cfa_aligned_loc): New.
5319 (based_loc_descr): Update assert for stack realign. For local
5320 variables, use sp+offset when stack is aligned without drap and
5321 fp+offset when stack is aligned with drap. For arguments, use
5322 cfa+offset when drap is used to align stack.
5324 2008-07-30 Joey Ye <joey.ye@intel.com>
5325 H.J. Lu <hongjiu.lu@intel.com>
5327 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5329 (ix86_gen_andsp): New.
5330 (ix86_user_incoming_stack_boundary): Likewise.
5331 (ix86_default_incoming_stack_boundary): Likewise.
5332 (ix86_incoming_stack_boundary): Likewise.
5333 (ix86_can_eliminate): Likewise.
5334 (find_drap_reg): Likewise.
5335 (ix86_update_stack_boundary): Likewise.
5336 (ix86_get_drap_rtx): Likewise.
5337 (ix86_finalize_stack_realign_flags): Likewise.
5338 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5339 (TARGET_GET_DRAP_RTX): Likewise.
5340 (override_options): Overide option value for new options.
5341 (ix86_function_ok_for_sibcall): Remove check for
5342 force_align_arg_pointer.
5343 (ix86_handle_cconv_attribute): Likewise.
5344 (ix86_function_regparm): Likewise.
5345 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5346 (ix86_va_start): Replace virtual_incoming_args_rtx with
5347 crtl->args.internal_arg_pointer.
5348 (ix86_select_alt_pic_regnum): Check DRAP register.
5349 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5350 (ix86_compute_frame_layout): Compute frame layout wrt stack
5352 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5353 (ix86_expand_prologue): Decide if stack realignment is needed
5354 and generate prologue code accordingly.
5355 (ix86_expand_epilogue): Generate epilogue code wrt stack
5356 realignment is really needed or not.
5358 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5359 (ABI_STACK_BOUNDARY): Likewise.
5360 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5361 (STACK_REALIGN_DEFAULT): Likewise.
5362 (INCOMING_STACK_BOUNDARY): Likewise.
5363 (MAX_STACK_ALIGNMENT): Likewise.
5364 (ix86_incoming_stack_boundary): Likewise.
5365 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5366 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5367 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5368 (machine_function): Remove force_align_arg_pointer.
5370 * config/i386/i386.md (BX_REG): New.
5371 (R13_REG): Likewise.
5373 * config/i386/i386.opt (mforce_drap): New.
5374 (mincoming-stack-boundary): Likewise.
5375 (mstackrealign): Add Init(-1).
5377 * config/i386/i386-protos.h (ix86_can_eliminate): New
5379 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5381 * doc/extend.texi: Update force_align_arg_pointer.
5383 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5386 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5387 (INCOMING_STACK_BOUNDARY): Likewise.
5388 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5389 (TARGET_GET_DRAP_RTX): Likewise.
5391 2008-07-30 Andreas Schwab <schwab@suse.de>
5393 PR rtl-optimization/36929
5394 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5395 add_insn_before and fix argument order.
5396 (replace_inc_dec_mem): Handle NULL rtx.
5398 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5400 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5402 (arm_compute_initial_elimination_offset): Use it.
5403 (arm_compute_save_reg_mask): Include static chain save slot when
5404 calculating alignment.
5405 (arm_get_frame_offsets): Ditto.
5406 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5407 that we can use to decrement the stack when the stack decrement
5408 could be too big for an immediate value in a single insn.
5409 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5411 2008-07-30 Richard Guenther <rguenther@suse.de>
5413 PR tree-optimization/36967
5414 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5415 Release defs of statements we remove.
5417 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5419 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5420 instead of NULL_RTVEC.
5422 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5426 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5429 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5431 * final.c (call_from_call_insn): New.
5432 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5434 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5436 * configure.ac: Substitute ADA_CFLAGS.
5437 * configure: Regenerate.
5438 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5439 * Makefile.in: Remove mention of X_* variables.
5440 * config/pa/x-ada-hpux10: Remove.
5441 * config/pa/x-ada: Remove.
5443 * doc/fragments.texi: Update.
5445 2008-07-30 Olivier Hainque <hainque@adacore.com>
5447 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5448 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5449 __dso_handle explicitly here.
5451 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5454 * c-typeck.c (build_binary_op): Encapsulate code into...
5455 * c-common.c (shorten_binary_op): ...this new function.
5456 (conversion_warning): Use the new function. Handle non-negative
5457 constant in bitwise-and.
5458 * c-common.h (shorten_binary_op): Declare.
5460 2008-07-30 Olivier Hainque <hainque@adacore.com>
5462 * scan.c (make_sstring_space): Add explicit conversions of
5463 allocator's return value.
5464 * fix-header.c (recognized_function): Likewise.
5466 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5468 * doc/cpp.texi: Update to GFDL 1.2.
5469 * doc/gcc.texi: Do not list GPL as Invariant Section.
5470 * doc/gccint.texi: Likewise. Update copyright years.
5471 * doc/install.texi: Update copyright years.
5473 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5476 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5477 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5479 2008-07-29 Jan Hubicka <jh@suse.cz>
5481 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5482 (grokdeclarator): Likewise.
5483 * langhooks.c (lhd_warn_unused_global_decl): Use
5484 DECL_DECLARED_INLINE_P.
5485 * print-tree.c (print_node): Remove DECL_INLINE check.
5487 2008-07-29 Richard Guenther <rguenther@suse.de>
5489 PR tree-optimization/36945
5490 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5491 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5492 Record invariant addresses un-decomposed.
5493 (copy_reference_ops_from_call): Record reference call
5494 arguments properly. Simplify.
5495 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5496 helper split out from ...
5497 (create_component_ref_by_pieces): ... here. Simplify.
5498 Prepare for recursive invocation for call arguments.
5499 (create_expression_by_pieces): Adjust call to
5500 create_component_ref_by_pieces.
5501 (compute_avail): Process operand 2 of reference ops.
5503 2008-07-29 Richard Guenther <rguenther@suse.de>
5505 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5507 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5509 * c-format.c (check_format_types): Revert unwanted checkin.
5511 2008-07-29 Jan Hubicka <jh@suse.cz>
5513 * flags.h (flag_really_no_inline): Remove.
5514 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5515 * toplev.c (flag_really_no_inline): Remove.
5516 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5517 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5518 (cgraph_decide_inlining_incrementally): Likewise.
5519 (compute_inline_parameters): Likewise.
5520 * opts.c (decode_options): Simplify.
5521 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5522 * common.opt (finline): Initialize to 1.
5523 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5525 2008-07-29 Jan Hubicka <jh@suse.cz>
5527 * predict.c (always_optimize_for_size_p): New function.
5528 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5529 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5530 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5532 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5533 * function.c (prepare_function_start): Set default profile.
5534 * function.h (rtl_data): Add maybe_hot_insn_p.
5535 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5536 (construct_exit_block): Likewise.
5537 (tree_expand_cfg): Likewise.
5539 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5540 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5541 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5542 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5545 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5548 * c-decl.c (merge_decls): Merge USED flags.
5550 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5552 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5553 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5554 next_stack, lab_false and lab_over trees.
5556 2008-07-28 Richard Guenther <rguenther@suse.de>
5558 PR tree-optimization/36957
5559 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5560 (useless_type_conversion_p): Remove.
5561 (types_compatible_p): Remove.
5562 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5563 (useless_type_conversion_p): Declare.
5564 (types_compatible_p): Declare.
5565 (gimple_expr_type): Return the base type only if it is
5566 trivially convertible to the subtype.
5568 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5570 * configure.ac: Use the m4_do macro to concatenate the warnings into
5571 one string in ACX_PROG_CC_WARNING_OPTS,
5572 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5573 * configure: Regenerate.
5575 2008-07-28 Richard Guenther <rguenther@suse.de>
5577 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5578 (insert_fake_stores): Remove.
5579 (realify_fake_stores): Likewise.
5580 (execute_pre): Remove dead code.
5581 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5582 (find_func_aliases): Deal with it here instead.
5583 Re-enable gcc_unreachable call.
5585 2008-07-28 Richard Guenther <rguenther@suse.de>
5587 Merge from gimple-tuples-branch.
5589 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5590 * gimple.def: New file.
5591 * gsstruct.def: Likewise.
5592 * gimple-iterator.c: Likewise.
5593 * gimple-pretty-print.c: Likewise.
5594 * tree-gimple.c: Removed. Merged into ...
5595 * gimple.c: ... here. New file.
5596 * tree-gimple.h: Removed. Merged into ...
5597 * gimple.h: ... here. New file.
5599 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5600 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5601 --enable-checking=gimple flag.
5602 * config.in: Likewise.
5603 * configure: Regenerated.
5605 * tree-ssa-operands.h: Tuplified.
5606 * tree-vrp.c: Likewise.
5607 * tree-loop-linear.c: Likewise.
5608 * tree-into-ssa.c: Likewise.
5609 * tree-ssa-loop-im.c: Likewise.
5610 * tree-dump.c: Likewise.
5611 * tree-complex.c: Likewise.
5612 * cgraphbuild.c: Likewise.
5613 * tree-ssa-threadupdate.c: Likewise.
5614 * tree-ssa-loop-niter.c: Likewise.
5615 * tree-pretty-print.c: Likewise.
5616 * tracer.c: Likewise.
5617 * gengtype.c: Likewise.
5618 * tree-loop-distribution.c: Likewise.
5619 * tree-ssa-loop-unswitch.c: Likewise.
5620 * cgraph.c: Likewise.
5621 * cgraph.h: Likewise.
5622 * tree-ssa-loop-manip.c: Likewise.
5623 * value-prof.c: Likewise.
5624 * tree-ssa-loop-ch.c: Likewise.
5625 * tree-tailcall.c: Likewise.
5626 * value-prof.h: Likewise.
5629 * tree-pass.h: Likewise.
5630 * ipa-cp.c: Likewise.
5631 * tree-scalar-evolution.c: Likewise.
5632 * tree-scalar-evolution.h: Likewise.
5633 * target.h: Likewise.
5634 * lambda-mat.c: Likewise.
5635 * tree-phinodes.c: Likewise.
5636 * diagnostic.h: Likewise.
5637 * builtins.c: Likewise.
5638 * tree-ssa-alias-warnings.c: Likewise.
5639 * cfghooks.c: Likewise.
5640 * fold-const.c: Likewise.
5641 * cfghooks.h: Likewise.
5642 * omp-low.c: Likewise.
5643 * tree-ssa-dse.c: Likewise.
5644 * ipa-reference.c: Likewise.
5645 * tree-ssa-uncprop.c: Likewise.
5646 * toplev.c: Likewise.
5647 * tree-gimple.c: Likewise.
5648 * tree-gimple.h: Likewise.
5649 * tree-chrec.c: Likewise.
5650 * tree-chrec.h: Likewise.
5651 * tree-ssa-sccvn.c: Likewise.
5652 * tree-ssa-sccvn.h: Likewise.
5653 * cgraphunit.c: Likewise.
5654 * tree-ssa-copyrename.c: Likewise.
5655 * tree-ssa-ccp.c: Likewise.
5656 * tree-ssa-loop-ivopts.c: Likewise.
5657 * tree-nomudflap.c: Likewise.
5658 * tree-call-cdce.c: Likewise.
5659 * ipa-pure-const.c: Likewise.
5660 * c-format.c: Likewise.
5661 * tree-stdarg.c: Likewise.
5662 * tree-ssa-math-opts.c: Likewise.
5663 * tree-ssa-dom.c: Likewise.
5664 * tree-nrv.c: Likewise.
5665 * tree-ssa-propagate.c: Likewise.
5666 * ipa-utils.c: Likewise.
5667 * tree-ssa-propagate.h: Likewise.
5668 * tree-ssa-alias.c: Likewise.
5669 * gimple-low.c: Likewise.
5670 * tree-ssa-sink.c: Likewise.
5671 * ipa-inline.c: Likewise.
5672 * c-semantics.c: Likewise.
5673 * dwarf2out.c: Likewise.
5675 * tree-ssa-loop-ivcanon.c: Likewise.
5676 * predict.c: Likewise.
5677 * tree-ssa-loop.c: Likewise.
5678 * tree-parloops.c: Likewise.
5679 * tree-ssa-address.c: Likewise.
5680 * tree-ssa-ifcombine.c: Likewise.
5681 * matrix-reorg.c: Likewise.
5682 * c-decl.c: Likewise.
5683 * tree-eh.c: Likewise.
5684 * c-pretty-print.c: Likewise.
5685 * lambda-trans.c: Likewise.
5686 * function.c: Likewise.
5687 * langhooks.c: Likewise.
5688 * ebitmap.h: Likewise.
5689 * tree-vectorizer.c: Likewise.
5690 * function.h: Likewise.
5691 * langhooks.h: Likewise.
5692 * tree-vectorizer.h: Likewise.
5693 * ipa-type-escape.c: Likewise.
5694 * ipa-type-escape.h: Likewise.
5695 * domwalk.c: Likewise.
5696 * tree-if-conv.c: Likewise.
5697 * profile.c: Likewise.
5698 * domwalk.h: Likewise.
5699 * tree-data-ref.c: Likewise.
5700 * tree-data-ref.h: Likewise.
5701 * tree-flow-inline.h: Likewise.
5702 * tree-affine.c: Likewise.
5703 * tree-vect-analyze.c: Likewise.
5704 * c-typeck.c: Likewise.
5705 * gimplify.c: Likewise.
5706 * coretypes.h: Likewise.
5707 * tree-ssa-phiopt.c: Likewise.
5708 * calls.c: Likewise.
5709 * tree-ssa-coalesce.c: Likewise.
5710 * tree.def: Likewise.
5711 * tree-dfa.c: Likewise.
5712 * except.c: Likewise.
5713 * except.h: Likewise.
5714 * cfgexpand.c: Likewise.
5715 * tree-cfgcleanup.c: Likewise.
5716 * tree-ssa-pre.c: Likewise.
5717 * tree-ssa-live.c: Likewise.
5718 * tree-sra.c: Likewise.
5719 * tree-ssa-live.h: Likewise.
5720 * tree-predcom.c: Likewise.
5721 * lambda.h: Likewise.
5722 * tree-mudflap.c: Likewise.
5723 * ipa-prop.c: Likewise.
5724 * print-tree.c: Likewise.
5725 * tree-ssa-copy.c: Likewise.
5726 * ipa-prop.h: Likewise.
5727 * tree-ssa-forwprop.c: Likewise.
5728 * ggc-page.c: Likewise.
5729 * c-omp.c: Likewise.
5730 * tree-ssa-dce.c: Likewise.
5731 * tree-vect-patterns.c: Likewise.
5732 * tree-ssa-ter.c: Likewise.
5733 * tree-nested.c: Likewise.
5734 * tree-ssa.c: Likewise.
5735 * lambda-code.c: Likewise.
5736 * tree-ssa-loop-prefetch.c: Likewise.
5737 * tree-inline.c: Likewise.
5738 * tree-inline.h: Likewise.
5739 * tree-iterator.c: Likewise.
5740 * tree-optimize.c: Likewise.
5741 * tree-ssa-phiprop.c: Likewise.
5742 * tree-vect-transform.c: Likewise.
5743 * tree-object-size.c: Likewise.
5744 * tree-outof-ssa.c: Likewise.
5745 * cfgloop.c: Likewise.
5746 * system.h: Likewise.
5747 * tree-profile.c: Likewise.
5748 * cfgloop.h: Likewise.
5749 * c-gimplify.c: Likewise.
5750 * c-common.c: Likewise.
5751 * tree-vect-generic.c: Likewise.
5752 * tree-flow.h: Likewise.
5753 * c-common.h: Likewise.
5754 * basic-block.h: Likewise.
5755 * tree-ssa-structalias.c: Likewise.
5756 * tree-switch-conversion.c: Likewise.
5757 * tree-ssa-structalias.h: Likewise.
5758 * tree-cfg.c: Likewise.
5759 * passes.c: Likewise.
5760 * ipa-struct-reorg.c: Likewise.
5761 * ipa-struct-reorg.h: Likewise.
5762 * tree-ssa-reassoc.c: Likewise.
5763 * cfgrtl.c: Likewise.
5764 * varpool.c: Likewise.
5766 * tree-ssanames.c: Likewise.
5767 * tree-ssa-threadedge.c: Likewise.
5768 * langhooks-def.h: Likewise.
5769 * tree-ssa-operands.c: Likewise.
5770 * config/alpha/alpha.c: Likewise.
5771 * config/frv/frv.c: Likewise.
5772 * config/s390/s390.c: Likewise.
5773 * config/m32c/m32c.c: Likewise.
5774 * config/m32c/m32c-protos.h: Likewise.
5775 * config/spu/spu.c: Likewise.
5776 * config/sparc/sparc.c: Likewise.
5777 * config/i386/i386.c: Likewise.
5778 * config/sh/sh.c: Likewise.
5779 * config/xtensa/xtensa.c: Likewise.
5780 * config/stormy16/stormy16.c: Likewise.
5781 * config/ia64/ia64.c: Likewise.
5782 * config/rs6000/rs6000.c: Likewise.
5783 * config/pa/pa.c: Likewise.
5784 * config/mips/mips.c: Likewise.
5786 2008-07-28 Simon Baldwin <simonb@google.com>
5788 * c-pragma.c (handle_pragma_message): New function.
5789 (init_pragma): Register handle_pragma_message.
5790 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5793 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5795 PR tree-optimization/35252
5796 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5797 REALPART_EXPR to be considered as same load operation.
5799 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5801 PR tree-optimization/36830
5802 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5803 (expressions_equal_p): Return false if only one operand is null.
5805 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5807 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
5808 version requirements.
5810 2008-07-26 Olivier Hainque <hainque@adacore.com>
5812 * collect2.c (symkind): New enum. Symbol kinds we care about.
5813 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
5814 code and head comment accordingly.
5815 (scan_prog_file): Use symkind names instead of bare integers.
5817 2008-07-25 Jan Hubicka <jh@suse.cz>
5819 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
5821 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
5822 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
5823 * dojump.c (clear_pending_stack_adjust): Likewise.
5824 * print-tree.c (print_node): Ignore DECL_INLINE.
5825 * tree-inline.c (inlinable_function_p): Likewise.
5827 2008-07-25 Michael Meissner <gnu@the-meissners.org>
5829 * doc/extend.texi (hot attribute): Document that the hot attribute
5830 turns on -O3 for some ports.
5831 (cold attribute): Document that the cold attribute turns on -Os
5834 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
5835 reflect function specific option support.
5837 * target.h (struct target_option_hooks): Add fields to say whether
5838 the cold attribute implies -Os and the hot attribute implies -O3.
5840 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
5841 By default, do not turn on -Os for cold functions.
5842 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
5843 not turn on -O3 for hot functions.
5845 * c-common.c (handle_hot_attribute): Use target hook to determine
5846 if hot functions should enable -O3.
5847 (handle_cold_attribute): Use target hook to determine if cold
5848 functions should enable -Os.
5850 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
5851 (override_options): Move disable scheduling to
5852 optimization_options.
5853 (optimization_options): Disable scheduling here, not
5855 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5856 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5858 * config/ia64/ia64.c (ia64_override_options): Move setting
5859 scheduling flags to ia64_optimization_options.
5860 (ia64_optimization_options): Disable scheduling options here, and
5861 not in ia64_override_options.
5862 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5863 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
5865 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
5868 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
5870 2008-07-25 Martin Jambor <mjambor@suse.cz>
5872 PR tree-optimization/36926
5873 * ipa-prop.c (ipa_analyze_call_uses): Call
5874 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
5876 2008-07-25 Joseph Myers <joseph@codesourcery.com>
5878 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5879 movv2si_internal): Add mem = reg alternative.
5881 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
5884 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
5885 DEFAULT_PCC_STRUCT_RETURN to 127.
5887 2008-07-24 Jan Hubicka <jh@suse.cz>
5889 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
5890 (build_cgraph_edges): Likewise.
5891 * cgraph.c (cgraph_node): Do not update assembler hash.
5892 (cgraph_remove_node): Drop non-unit-at-a-time code.
5893 * tree-pass.h (pass_O0_always_inline): Remove.
5894 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
5895 * toplev.c (process_options): Flag unit-at-a-time does not imply
5897 * cgraphunit.c: Update comments.
5898 (decide_is_function_needed): Drop non-unit-at-a-time mode.
5899 (cgraph_assemble_pending_functions): Remove.
5900 (cgraph_reset_node): Drop non-unit-at-a-time code.
5901 (cgraph_finalize_function): Likewise.
5902 (cgraph_analyze_function): Likewise.
5903 (cgraph_finalize_compilation_unit): Likewise.
5904 (cgraph_expand_function): Likewise.
5905 (cgraph_optimize): Likesise.
5906 (save_inline_function_body): Likewise.
5907 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
5908 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
5909 * ipa-inline.c: Update comments.
5910 (enum inlining_mode): remove INLINE_SPEED.
5911 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
5912 (cgraph_mark_inline_edge): Likewise.
5913 (try_inline): Likewise.
5914 (cgraph_decide_inlining_incrementally): Likewise.
5915 (cgraph_gate_inlining): Remove.
5916 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
5917 (cgraph_gate_early_inlining): Likewise.
5918 (gate_inline_passes): Remove.
5919 (pass_inline_parameters, pass_ipa_inline): Remove gates.
5920 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5921 pass_O0_always_inline): Remove.
5922 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
5923 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
5924 * opts.c (no_unit_at_a_time_default): Remove.
5925 (decode_options): Remove flag_unit_at_a_time reset and warning.
5926 * opts.h (no_unit_at_a_time_default): Remove.
5927 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
5928 early in GNU dialect.
5929 (merge_decls): Update comment; drop unit-at-a-time check.
5930 (finish_decl): Likewise.
5931 (grok_declaration): Remove flag_inline_trees code.
5932 (finish_functions): Return on function returning non-void on all
5934 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
5935 * cfgexpand.c (expand_one_static_var): Remove.
5936 (expand_one_var): Remove expand_one_static_var call.
5937 (expand_used_vars_for_block): Remove flag_unit_a_time check.
5938 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
5939 and flag_unit_at_a-time compatibility checks.
5940 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
5941 * tree-inline.c (flag_inline_trees): Remove.
5942 (inlinable_function_p): Don't check it.
5943 (expand_call_inline): Remove non-unit-at-a-time code.
5944 * tree-inline.h (flag_inline_trees): Remove.
5945 * tree-optimize.c (execute_early_local_optimizations): Remove
5946 unit-at-a-time checks.
5947 (tree_rest_of_compilation): Likewise.
5948 * combine.c (setup_incoming_promotions): Likewise.
5949 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
5950 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
5951 * passes.c (pass_inline_parameters): Update comments; remove
5952 O0_alwaysinline pass.
5953 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
5954 (execute_one_pass): Likewise.
5955 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
5956 (ix86_function_sseregparm): Likewise.
5957 * arm.c (arm_function_in_section_p): Likewise.
5958 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
5959 * varpool.c: Update comments.
5960 (decide_is_variable_needed): Remove unit-at-a-time checks.
5961 (varpool_finalize_decl): Likewise.
5963 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
5965 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
5967 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
5969 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
5971 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
5972 imp symbol extension.
5974 2008-07-23 Ian Lance Taylor <iant@google.com>
5976 * tree-vrp.c (infer_value_range): Ignore asm statements when
5977 looking for memory accesses for -fdelete-null-pointer-checks.
5979 2008-07-24 Ben Elliston <bje@au.ibm.com>
5981 * config/spu/spu-c.c (__vector_keyword): New variable.
5982 (vector_keyword): Likewise.
5983 (spu_categorize_keyword): New function.
5984 (spu_macro_to_expand): Likewise.
5985 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5986 compiling an ISO C dialect.
5988 2008-07-24 Ben Elliston <bje@au.ibm.com>
5990 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5993 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5995 * configure: Regenerate.
5996 * configure.ac: Require texinfo 4.7.
5997 * doc/install.texi: Document texinfo 4.7 requirement.
5999 2008-07-23 Martin Jambor <mjambor@suse.cz>
6001 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6002 rather than for DECL_SAVED_TREE.
6003 * ipa-prop.c: Include diagnostic.h.
6004 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6006 (ipa_detect_param_modifications): Function rewritten from scratch.
6007 (ipa_compute_jump_functions): Changed accesses to modification flags.
6008 (ipa_free_node_params_substructures): Update flags destruction.
6009 (ipa_node_duplication_hook): Update flags duplication.
6010 (ipa_print_all_params_modified): Updated flag access.
6011 * ipa-prop.h (struct ipa_param_flags): New structure.
6012 (struct ipa_node_params): New field modification_analysis_done,
6013 modified_flags changed into param_flags.
6014 (ipa_is_ith_param_modified): Changed to use new flags.
6015 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6017 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6018 ipa-cp.c and split into two functions.
6019 (ipa_print_node_jump_functions): New function.
6020 (compute_scalar_jump_functions): New function.
6021 (type_like_member_ptr_p): New function.
6022 (compute_pass_through_member_ptrs): New function.
6023 (fill_member_ptr_cst_jump_function): New function.
6024 (determine_cst_member_ptr): New function.
6025 (compute_cst_member_ptr_arguments): New function.
6026 (ipa_compute_jump_functions): Complete rewrite.
6027 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6028 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6029 (struct ipa_member_ptr_cst): New structure.
6030 (union jump_func_value): New field member_cst.
6031 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6032 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6033 jump function types.
6034 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6035 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6036 instead of ipcp_print_all_jump_functions.
6037 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6038 only for replacable scalars.
6040 * doc/invoke.texi (Optimize options): Add description of
6041 -findirect-inlining.
6042 * common.opt (flag_indirect_inlining): New flag.
6043 * opts.c (decode_options): Set flag_indirect_inlining when
6046 * ipa-inline.c: Include ipa-prop.h.
6047 (inline_indirect_intraprocedural_analysis): New function.
6048 (inline_generate_summary): Allocate parameter and argument info
6049 structures, call inline_indirect_intraprocedural_analysis on each
6050 node when doing indirect inlining and deallocate indirect inlining
6051 data structures in the end.
6052 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6053 (free_all_ipa_structures_after_iinln): New function.
6054 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6056 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6058 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6059 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6060 of computing the frequency separately.
6061 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6062 of computing the frequency separately.
6063 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6064 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6065 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6066 (ipa_get_stmt_member_ptr_load_param): New function.
6067 (ipa_is_ssa_with_stmt_def): New function.
6068 (ipa_note_param_call): New function.
6069 (ipa_analyze_call_uses): New function.
6070 (ipa_analyze_stmt_uses): New function.
6071 (ipa_analyze_params_uses): New function.
6072 (ipa_free_node_params_substructures): Also free the param_calls linked
6074 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6075 (ipa_print_node_param_flags): New function.
6076 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6077 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6078 * ipa-prop.h (struct ipa_param_flags): New field called.
6079 (struct ipa_param_call_note): New structure.
6080 (struct ipa_node_params): New fields param_calls and
6082 (ipa_is_ith_param_called): New function.
6083 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6084 ipa_analyze_params_uses and dump parameter flags.
6086 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6087 ipa_propagate_indirect_call_infos if performing indirect inlining,
6088 pass a new parameter new_edges to it.
6089 (add_new_edges_to_heap): New fucntion.
6090 (cgraph_decide_inlining_of_small_functions): New vector
6091 new_indirect_edges for newly found indirect edges , call
6092 ipa_propagate_indirect_call_infos after inlining.
6093 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6094 inlining if performing indirect inlining. Call
6095 free_all_ipa_structures_after_iinln when doing so too.
6096 (inline_generate_summary): Do not call
6097 free_all_ipa_structures_after_iinln here.
6098 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6099 (print_edge_addition_message): New function.
6100 (update_call_notes_after_inlining): New function.
6101 (propagate_info_to_inlined_callees): New function.
6102 (ipa_propagate_indirect_call_infos): New function.
6103 * ipa-prop.h: Include cgraph.h
6104 (struct ipa_param_call_note): Fields reordered, new field processed.
6105 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6107 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6108 rediscovered call statements.
6109 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6110 (dump_cgraph_node): Dump also the indirect_call flag.
6111 (cgraph_clone_edge): Copy also the indirect_call flag.
6112 * tree-inline.c (copy_bb): Do not check for fndecls from call
6113 expressions, check for edge availability when moving clones.
6114 (get_indirect_callee_fndecl): New function.
6115 (expand_call_inline): If callee declaration is not apprent from
6116 the statement, try calling get_indirect_callee_fndecl. Do not
6117 issue warnings or call sorry when not inlinings an indirect edge.
6118 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6120 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6121 bit more frandly to matching.
6122 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6123 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6124 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6126 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6129 * opth-gen.awk: Suppress function specific features when building
6131 * optc-gen.awk: Ditto.
6133 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6136 * diagnostic.c (pedwarn): Add opt parameter.
6138 * c-tree.h (pedwarn_init): Add opt parameter.
6139 (pedwarn_c90): Likewise.
6140 (pedwarn_c99): Likewise.
6141 * c-errors.c (pedwarn_c99): Likewise.
6142 (pedwarn_c90): Likewise.
6143 * toplev.h (pedwarn): Update declaration.
6144 (pedwarn0): Declare.
6145 * c-lex.c: All calls to pedwarn changed.
6146 * builtins.c: All calls to pedwarn changed.
6147 * toplev.c: All calls to pedwarn changed.
6148 * c-decl.c: All calls to pedwarn changed.
6149 * c-typeck.c: All calls to pedwarn changed.
6150 * c-common.c: All calls to pedwarn changed.
6151 * c-parser.c: All calls to pedwarn changed.
6153 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6154 Karthik Kumar <karthikkumar@gmail.com>
6156 * attribs.c (file scope): Include c-common.h.
6157 (decl_attributes): Add support for #pragma GCC optimize and
6160 * targhooks.c (default_can_inline_p): New function that is the
6161 default for the TARGET_CAN_INLINE_P target hook.
6163 * targhooks.h (default_can_inline_p): Add declaration.
6165 * tree.c (cl_optimization_node): New static tree for building
6166 OPTIMIZATION_NODE tree.
6167 (cl_target_option_node): New static tree for building
6168 TARGET_OPTION_NODE tree.
6169 (cl_option_hash_table): New hash table for hashing
6170 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6171 (cl_option_hash_hash): New function to provide the hash value for
6172 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6173 (cl_option_hash_eq): New function to provide an equality test for
6174 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6175 (tree_code_size): Add support for OPTIMIZATION_NODE and
6176 TARGET_OPTION_NODE trees.
6177 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6178 TARGET_OPTION_NODE trees.
6179 (build_optimization_node): Build a tree that has all of the
6180 current optimization options.
6181 (build_target_option_node): Build a tree that has the target
6182 options that might be changed on a per function basis.
6184 * tree.h (file scope): Include options.h.
6185 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6186 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6187 (TREE_OPTIMIZATION): Ditto.
6188 (TREE_TARGET_SPECIFIC): Ditto.
6189 (struct tree_function_decl): Add fields for remembering the
6190 current optimization options and target specific options.
6191 (struct tree_optimization_option): New tree variant that remembers
6192 the optimization options.
6193 (struct tree_target_option): New tree variant that remembers the
6194 target specific flags that might change for compiling a particular
6196 (union tree_node): Include tree_optimization_option and
6197 tree_target_option fields.
6198 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6199 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6200 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6201 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6202 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6203 optimization and target options.
6204 (optimization_default_node): New macro to refer to global_trees
6206 (optimization_current_node): Ditto.
6207 (optimization_cold_node): Ditto.
6208 (optimization_hot_node): Ditto.
6209 (target_option_default_node): Ditto.
6210 (target_option_current_node): Ditto.
6211 (current_option_pragma): Ditto.
6212 (current_optimize_pragma): Ditto.
6214 * target.h (struct gcc_target): Add valid_option_attribute_p,
6215 target_option_save, target_option_restore, target_option_print,
6216 target_option_pragma_parse, and can_inline_p hooks.
6218 * toplev.h (parse_optimize_options): Add declaration.
6219 (fast_math_flags_struct_set_p): Ditto.
6221 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6222 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6225 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6226 tree_can_inline_p hook to see if one function can inline another.
6227 (cgraph_decide_inlining): Ditto.
6228 (cgraph_decide_inlining_incrementally): Ditto.
6230 * opts.c (decode_options): Add support for running multiple times
6231 to allow functions with different target or optimization options
6232 than was specified on the command line.
6233 (fast_math_flags_struct_set_p): New function that is similar to
6234 fast_math_flags_set_p, except it uses the values in the
6235 cl_optimization structure instead of global variables.
6237 * optc-gen.awk: Add support for TargetSave to allow a back end to
6238 declare new fields that need to be saved when using function
6239 specific options. Include flags.h and target.h in the options.c
6240 source. Add support for Save to indicate which options can be set
6241 for individual functions. Generate cl_optimize_save,
6242 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6243 cl_target_option_restore, cl_target_option_print functions to
6244 allow functions to use different optimization or target options.
6246 * opt-functions.awk (var_type_struct): Return the type used for
6247 storing the field in a structure.
6249 * opth-gen.awk: Add support for TargetSave to allow a back end to
6250 declare new fields that need to be saved when using function
6251 specific options. Add support for Save to indicate which options
6252 can be set for individual functions. Only generate one extern for
6253 Mask fields. Generate cl_optimization and cl_target_option
6254 structures to remember optimization and target options.
6256 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6257 collecting new tree nodes.
6258 (TS_TARGET_OPTION): Ditto.
6260 * c-decl.c (merge_decls): Merge function specific target and
6261 optimization options.
6263 * function.c (invoke_set_current_function_hook): If the function
6264 uses different optimization options, change the global variables
6267 * coretypes.h (struct cl_optimization): Add forward reference.
6268 (struct cl_target_option): Ditto.
6270 * c-pragma.c (option_stack): New static vector to remember the
6271 current #pragma GCC option stack.
6272 (handle_pragma_option): New function to support #pragma GCC option
6273 to change target options.
6274 (optimize_stack): New static vector to remember the current
6275 #pragma GCC optimize stack.
6276 (handle_pragma_optimize): New function to support #pragma GCC
6277 optimize to change optimization options.
6278 (init_pragma): Add support for #pragma GCC optimize and #pragma
6281 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6282 optimization options.
6283 (TARGET_OPTION_NODE): New tree code for remembering certain target
6286 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6287 TARGET_OPTION_NODE trees.
6289 * common.opt (-O): Add Optimization flag.
6291 (-fmath-errno): Ditto.
6292 (-falign-functions): Add UInteger flag to make sure flag gets full
6293 int in cl_optimization structure.
6294 (-falign-jumps): Ditto.
6295 (-falign-labels): Ditto.
6296 (-falign-loops): Ditto.
6297 (-fsched-stalled-insns): Ditto.
6298 (-fsched-stalled-insns-dep): Ditto.
6300 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6302 (TARGET_OPTION_SAVE): Ditto.
6303 (TARGET_OPTION_RESTORE): Ditto.
6304 (TARGET_OPTION_PRINT): Ditto.
6305 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6306 (TARGET_CAN_INLINE_P): Ditto.
6307 (TARGET_INITIALIZER): Add new hooks.
6309 * tree-inline.c (tree_can_inline_p): New function to determine
6310 whether one function can inline another. Check if the functions
6311 use compatible optimization options, and also call the backend
6314 * tree-inline.h (tree_can_inline_p): Add declaration.
6316 * c-common.c (c_common_attribute): Add support for option and
6317 optimize attributes.
6318 (handle_option_attribute): Add support for the option attribute to
6319 allow the user to specify different target options for compiling a
6321 (handle_optimize_attribute): Add support for the optimize
6322 attribute to allow the user to specify different optimization
6323 options for compiling a specific function.
6324 (handle_hot_attribute): Turn on -O3 optimization for this one
6325 function if it isn't the default optimization level.
6326 (handle_cold_attribute): Turn on -Os optimization for this one
6327 function if it insn't the default optimization.
6328 (const_char_p): New const char * typedef.
6329 (optimize_args): New static vector to remember the optimization
6331 (parse_optimize_options): New function to set up the optimization
6332 arguments from either the optimize attribute or #pragma GCC optimize.
6334 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6335 (builtin_define_std): Ditto.
6337 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6338 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6339 (x86_64-*-*): Ditto.
6341 * Makefile.in (TREE_H): Add options.h.
6342 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6344 * doc/extend.texi (option attribute): Document new attribute.
6345 (optimize attribute): Ditto.
6346 (hot attribute): Document hot attribute sets -O3.
6347 (cold attribute): Document cold attribute sets -Os.
6348 (#pragma GCC option): Document new pragma.
6349 (#pragma GCC optimize): Ditto.
6351 * doc/options.texi (TargetSave): Document TargetSave syntax.
6352 (UInteger): Document UInteger must be used for certain flags.
6353 (Save): Document Save option to create target specific options
6354 that can be saved/restored on a function specific context.
6356 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6357 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6359 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6360 (TARGET_OPTION_SAVE): Ditto.
6361 (TARGET_OPTION_RESTORE): Ditto.
6362 (TARGET_OPTION_PRINT): Ditto.
6363 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6364 (TARGET_CAN_INLINE_P): Ditto.
6366 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6368 (-mfpmath=both): Ditto.
6370 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6371 Karthik Kumar <karthikkumar@gmail.com>
6373 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6374 (TARGET_POPCNT): Ditto.
6375 (TARGET_SAHF): Ditto.
6376 (TARGET_AES): Ditto.
6377 (TARGET_PCLMUL): Ditto.
6378 (TARGET_CMPXCHG16B): Ditto.
6379 (TARGET_RECIP): Move switch into target_flags.
6380 (TARGET_FUSED_MADD): Ditto.
6381 (ix86_arch_features): Make an unsigned char type.
6382 (ix86_tune_features): Ditto.
6383 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6384 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6385 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6387 * config/i386/i386.opt (arch): New TargetSave field to define
6388 fields that need to be saved for function specific option support.
6391 (branch_cost): Ditto.
6392 (ix86_isa_flags_explicit): Ditto.
6393 (tune_defaulted): Ditto.
6394 (arch_specified): Ditto.
6395 (-m128-long-double): Add Save flag to save option for target
6396 specific option support.
6398 (-maccumulate-outgoing-args): Ditto.
6399 (-malign-double): Ditto.
6400 (-malign-stringops): Ditto.
6401 (-mfancy-math-387): Ditto.
6402 (-mhard-float): Ditto.
6404 (-minline-all-stringops): Ditto.
6405 (-minline-stringops-dynamically): Ditto.
6406 (-mms-bitfields): Ditto.
6407 (-mno-align-stringops): Ditto.
6408 (-mno-fancy-math-387): Ditto.
6409 (-mno-push-args): Ditto.
6410 (-mno-red-zone): Ditto.
6411 (-mpush-args): Ditto.
6412 (-mred-zone): Ditto.
6414 (-msseregparm): Ditto.
6415 (-mstack-arg-probe): Ditto.
6430 (-mrecip): Move flag into target_flags.
6432 (-mno-fused-madd): Ditto.
6433 (-mfused-madd): Ditto.
6434 (-mabm): Move flag into ix86_isa_flags.
6441 * config/i386/i386-c.c: New file for #pragma support.
6442 (ix86_target_macros_internal): New function to #define or #undef
6443 target macros based when the user uses the #pragma GCC option to
6444 change target options.
6445 (ix86_pragma_option_parse): New function to add #pragma GCC option
6447 (ix86_target_macros): Move defining the target macros here from
6448 TARGET_CPU_CPP_BUILTINS in i386.h.
6449 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6450 defined, initialize any subtarget #pragmas.
6452 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6453 REGISTER_TARGET_PRAGMAS.
6455 * config/i386/t-i386: New file for x86 dependencies.
6456 (i386.o): Make dependencies mirror the include files used.
6457 (i386-c.o): New file, add dependencies.
6459 * config/i386/i386-protos.h (override_options): Add bool argument.
6460 (ix86_valid_option_attribute_tree): Add declaration.
6461 (ix86_target_macros): Ditto.
6462 (ix86_register_macros): Ditto.
6464 * config/i386/i386.c (ix86_tune_features): Move initialization of
6465 the target masks to initial_ix86_tune_features to allow functions
6466 to have different target options. Make type unsigned char,
6467 instead of unsigned int.
6468 (initial_ix86_tune_features): New static vector to hold processor
6469 masks for the tune variables.
6470 (ix86_arch_features): Move initialization of the target masks to
6471 initial_ix86_arch_features to allow functions to have different
6472 target options. Make type unsigned char, instead of unsigned int.
6473 (initial_ix86_arch_features): New static vector to hold processor
6474 masks for the arch variables.
6475 (enum ix86_function_specific_strings): New enum to describe the
6476 string options used for attribute((option(...))).
6477 (ix86_target_string): New function to return a string that
6478 describes the target options.
6479 (ix86_debug_options): New function to print the current options in
6481 (ix86_function_specific_save): New function hook to save the
6482 function specific global variables in the cl_target_option structure.
6483 (ix86_function_specific_restore): New function hook to restore the
6484 function specific variables from the cl_target_option structure to
6485 the global variables.
6486 (ix86_function_specific_print): New function hook to print the
6487 target specific options in the cl_target_option structure.
6488 (ix86_valid_option_attribute_p): New function hook to validate
6489 attribute((option(...))) arguments.
6490 (ix86_valid_option_attribute_tree): New function that is common
6491 code between attribute((option(...))) and #pragma GCC option
6492 support that parses the options and returns a tree holding the options.
6493 (ix86_valid_option_attribute_inner_p): New helper function for
6494 ix86_valid_option_attribute_tree.
6495 (ix86_can_inline_p): New function hook to decide if one function
6496 can inline another on a target specific basis.
6497 (ix86_set_current_function); New function hook to switch target
6498 options if the user used attribute((option(...))) or #pragma GCC
6500 (ix86_tune_defaulted): Move to static file scope from
6502 (ix86_arch_specified): Ditto.
6503 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6505 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6506 (OPTION_MASK_ISA_ABM_SET): Ditto.
6507 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6508 (OPTION_MASK_ISA_CX16_SET): Ditto.
6509 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6510 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6511 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6512 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6513 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6514 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6515 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6516 (struct ptt): Move to static file scope from override_options.
6517 (processor_target_table): Ditto.
6519 (ix86_handle_option): Add support for options that are now isa options.
6520 (override_options): Add support for declaring functions that
6521 support different target options than were specified on the
6522 command line. Move struct ptt, processor_target_table, cpu_names,
6523 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6524 Add bool argument. Fix up error messages so the appropriate error
6525 is given for either command line or attribute.
6526 (ix86_previous_fndecl): New static to remember previous function
6527 declaration to see if we need to change target options.
6528 (ix86_builtins_isa): New array to record the ISA of each builtin
6530 (def_builtin): Always create the builtin function, even if the
6531 current ISA doesn't support it.
6532 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6533 tests for those builtins.
6534 (ix86_init_builtins): Remove TARGET_MMX test for calling
6535 ix86_init_mmx_sse_builtins.
6536 (ix86_expand_builtin): If the current ISA doesn't support a given
6537 builtin, signal an error.
6538 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6539 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6540 (TARGET_OPTION_SAVE): Ditto.
6541 (TARGET_OPTION_RESTORE): Ditto.
6542 (TARGET_OPTION_PRINT): Ditto.
6543 (TARGET_CAN_INLINE_P): Ditto.
6545 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6547 * c-typeck.c (build_external_ref): Don't call assemble_external.
6548 * final.c (output_operand): Call assemble_external.
6550 2008-07-21 DJ Delorie <dj@redhat.com>
6552 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6553 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6555 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6557 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6558 original insn and splitter contents into ...
6559 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6560 flag_unsafe_math_optimizations. Add dummy scratch register.
6561 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6562 !flag_unsafe_math_optimizations. Returns number with next
6563 highest magnitude if this is still less or equal to the true
6564 quotient in magnitude.
6566 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6568 * Makefile.in: Replace toplev.h with TOPLEV_H.
6569 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6570 * c-lex.c (fe_file_change): Don't set in_system_header.
6571 * c-parser.c (c_token): Remove in_system_header.
6572 (c_lex_one_token): Don't set in_system_header.
6573 (c_parser_set_source_position_from_token): Don't set in_system_header.
6574 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6577 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6578 * flags.h (in_system_header): Remove.
6579 * function.c (saved_in_system_header): Remove.
6580 (push_cfun): Don't set in_system_header.
6581 (pop_cfun): Don't set in_system_header.
6582 (push_struct_function): Don't set in_system_header.
6583 * input.h (expanded_location): Add sysp.
6584 (in_system_header_at): New.
6585 (in_system_header): New.
6586 * toplev.c (in_system_header): Remove.
6587 * toplev.h: Include input.h
6589 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6590 * tree-ssa.c (warn_uninit): Call warning_at.
6591 (warn_uninitialized_var): Update calls to warn_uninit.
6592 (warn_uninitialized_phi): Update calls to warn_uninit.
6593 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6594 (expand_location): Initialize xloc.sysp.
6595 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6596 (tree_decl_with_vis): Remove in_system_header_flag.
6598 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6601 * recog.c (asm_operand_ok): Change the order of the extra
6602 memory constraint checks.
6604 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6607 * tree-switch-conversion.c (build_one_array): Call
6608 varpool_mark_needed_node and varpool_finalize_decl
6609 instead of assemble_variable.
6611 2008-07-19 Jan Hubicka <jh@suse.cz>
6613 * cgraph.c (cgraph_add_new_function): Do early local passes.
6614 * tree-nrv.c (gate_pass_return_slot): New gate.
6615 (pass_nrv): Add the gate.
6616 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6618 (coalesce_ssa_name): Coalesce SSA names.
6619 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6620 not optimizing so unused user vars remains visible.
6621 * common.opt (flag_tree_ter): Always enable by default.
6622 * tree-ssa-ter.c: Include flags.h
6623 (is_replaceable_p): Check that locations match; when aliasing is missing
6624 be conservative about loads.
6625 * tree-optimize.c (gate_init_datastructures): Remove.
6626 (pass_init_datastructures): New.
6627 * passes.c: Reorder passes so we always go into SSA.
6629 2008-07-19 Jan Hubicka <jh@suse.cz>
6631 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6632 * doc/invoke.texi (--combine): Likewise.
6633 (-finline-functions-called-once): Update levels when enabled.
6634 (-funit-at-a-time): Document new behaviour.
6635 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6636 -fno-section-anchors when disabled explicitly.
6637 (inline params): They are not ignored now.
6638 (precompiled headers): Remove unit-at-a-time as being incompatible.
6639 * opts.c (decode_options): Handle unit-at-a-time as alias;
6640 imply -fno-section-anchors when toplevel reorder is disabled
6642 * common.opt (ftoplevel-reorder): Set default value to 2.
6643 (funit-at-a-time): Set default value to 1.
6644 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6647 2008-07-19 Jan Hubicka <jh@suse.cz>
6649 * builtins.c (expand_builtin_int_roundingfn,
6650 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6653 2008-07-19 Richard Guenther <rguenther@suse.de>
6656 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6657 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6658 * tree-ssa-pre.c (get_expr_value_id): For newly created
6659 constant value-ids make sure to add the expression to its
6662 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6665 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6666 return value of the builtin is ignored.
6668 2008-07-19 Olivier Hainque <hainque@adacore.com>
6670 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6671 bits, a C conformant malloc implementation has to provide.
6672 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6674 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6678 * reload.c (find_reloads_subreg_address): Only reload address if
6679 reloaded == 0, not for reloaded != 1.
6682 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6683 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6684 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6685 m32c_legitimize_reload_address.
6687 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6688 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6689 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6691 2008-07-19 Olivier Hainque <hainque@adacore.com>
6693 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6694 argument, saying whether nested array are to be collapsed
6695 into a single array type DIE with multiple subscripts.
6696 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6697 issues, centralize the nested array types collapsing control and
6698 disable the transformation for Ada.
6700 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6703 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6705 (x86_64_shift_adj_2): New expander.
6706 (x86_64_shift_adj_3): Ditto.
6707 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6708 to split TImode operands.
6709 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6710 (ix86_split_lshr): Ditto.
6712 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6714 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6715 and __CHAR32_TYPE__.
6716 * c-typeck.c (digest_init): Support char16_t and char32_t.
6717 (set_nonincremental_init_from_string): Idem.
6719 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6722 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6723 PREFERRED_STACK_BOUNDARY.
6724 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6726 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6729 * function.c (locate_and_pad_parm): Cap boundary earlier.
6731 2008-07-17 Julian Brown <julian@codesourcery.com>
6733 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6734 no-op for targets which don't use DLLs.
6736 2008-07-17 Martin Jambor <mjambor@suse.cz>
6738 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6739 that nodes are relevant by examining the node->analyzed flag.
6740 (ipcp_init_stage): Check which nodes are relevant, assert that the
6741 relevant ones are also required.
6742 (ipcp_propagate_stage): Check on the side arrays are properly
6744 (ipcp_print_all_jump_functions): Make sure not to touch any node
6745 that is not analyzed or an edge that does not have a corresponding
6746 entry in the on-the-side vectors.
6747 (ipcp_function_scale_print): Likewise.
6748 (ipcp_update_callgraph): Check that the node is relevant.
6749 (ipcp_insert_stage): Check that the node is relevant. Check there is
6750 an info for every node and edge.
6751 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6752 (ipa_print_all_tree_maps): Likewise and a new variable info.
6753 (ipa_print_all_params_modified): Likewise.
6754 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6756 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6759 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6761 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6763 PR rtl-optimization/36753
6764 * fwprop.c (use_killed_between): Don't shortcut
6765 single-definition global registers.
6767 2008-07-16 Jan Hubicka <jh@suse.cz>
6769 * cgraph.h (varpool_empty_needed_queue): Declare.
6770 * cgraphunit.c (output_in_order): Mark all variables as needed;
6772 * varpool.c (varpool_assemble_node): Update debug queue.
6773 (varpool_assemble_pending_decls): Don't do it here.
6774 (varpool_empty_needed_queue): New function.
6776 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6778 * recog.c (peephole2_optimize): Fix formatting.
6780 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6782 * c-pch.c (get_ident): Avoid C++ keywords.
6783 * combine-stack-adj.c (single_set_for_csa): Likewise.
6784 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6785 output_asm_insn): Likewise.
6786 * reload.c (push_secondary_reload, find_reusable_reload,
6787 push_reload, combine_reloads, find_reloads,
6788 debug_reload_to_stream): Likewise.
6789 * reload.h (struct reload): Likewise.
6790 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6791 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6792 emit_output_reload_insns): Likewise.
6793 * targhooks.c (default_secondary_reload): Likewise.
6794 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6796 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6798 * recog.c (validate_change_1, validate_change,
6799 validate_unshare_change, validate_replace_rtx_1, struct
6800 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6802 * reload.c (push_secondary_reload, secondary_reload_class,
6803 scratch_reload_class, find_valid_class, find_reusable_reload,
6804 push_reload, find_dummy_reload, find_reloads_address_1,
6805 find_reloads_address_part, find_equiv_reg): Likewise.
6806 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6807 choose_reload_regs): Likewise.
6808 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
6810 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
6811 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6812 * sched-rgn.c (concat_INSN_LIST): Likewise.
6813 * stor-layout.c (mode_for_size, mode_for_size_tree,
6814 smallest_mode_for_size): Likewise.
6816 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6818 * cfg.c (dump_reg_info): Avoid C++ keywords.
6819 * dwarf2asm.c (dw2_force_const_mem,
6820 dw2_asm_output_encoded_addr_rtx): Likewise.
6821 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
6822 * expmed.c (expand_shift): Likewise.
6823 * global.c (find_reg): Likewise.
6824 * graph.c (draw_edge): Likewise.
6825 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
6826 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
6827 widen_clz, widen_bswap, expand_parity, expand_unop,
6828 emit_cmp_and_jump_insn_1): Likewise.
6829 * postreload.c (reload_cse_simplify_operands): Likewise.
6830 * ra.h (add_neighbor): Likewise.
6831 * reg-stack.c (remove_regno_note, change_stack): Likewise.
6832 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
6833 record_reg_classes, copy_cost, record_address_regs,
6834 invalid_mode_change_p): Likewise.
6835 * regrename.c (regrename_optimize, scan_rtx_reg,
6836 dump_def_use_chain, find_oldest_value_reg,
6837 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
6839 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6841 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
6842 MASK_POWERPC64 for power4 in previous commit.
6844 2008-07-16 Olivier Hainque <hainque@adacore.com>
6846 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
6847 instead of bare conversion to cast const-ness away.
6849 2008-07-16 Anatoly Sokolov <aesok@post.ru>
6851 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
6852 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
6853 * config/xtensa/xtensa.c (xtensa_function_value): New function.
6854 (TARGET_FUNCTION_VALUE): Define.
6856 2008-07-16 David Edelsohn <edelsohn@gnu.org>
6858 * config/rs6000/rs6000.c (processor_target_table): Add
6859 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
6861 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6864 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6865 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6866 m32c_legitimize_reload_address.
6868 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
6870 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
6871 DECL_IN_SYSTEM_HEADER in sync.
6873 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
6875 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
6876 * tree-ssa-pre.c (pre_expr_eq): Ditto
6877 (get_constant_for_value_id): Take a type as an argument.
6878 (fully_constant_expression): Pass in type.
6879 (find_or_generate_expression): Short circuit constant case.
6880 (create_expression_by_pieces): Remove special casing of
6882 (do_regular_insertion): Short circuit constant case.
6883 (do_partial_partial_insertion): Ditto.
6885 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6888 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
6890 2008-07-15 Bob Wilson <bob.wilson@acm.org>
6892 * config/xtensa/libgcc-xtensa.ver: New file.
6893 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
6895 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6897 * df-problems.c (df_set_note): Avoid C++ keywords.
6898 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
6899 * dse.c (record_store, remove_useless_values): Likewise.
6900 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
6901 gen_reg_rtx_offset, operand_subword, change_address_1,
6902 change_address, adjust_address_1, offset_address,
6903 widen_memory_access, emit_copy_of_insn_after): Likewise.
6904 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
6905 * fwprop.c (should_replace_address, propagate_rtx_1,
6906 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
6908 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
6909 gcse_emit_move_after, update_ld_motion_stores): Likewise.
6910 * lcm.c (compute_insert_delete, pre_edge_lcm,
6911 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
6912 * lower-subreg.c (resolve_reg_notes): Likewise.
6913 * mode-switching.c (optimize_mode_switching): Likewise.
6915 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6917 * bt-load.c (add_btr_def, migrate_btr_def,
6918 branch_target_load_optimize): Avoid C++ keywords.
6919 * caller-save.c (insert_restore, insert_save, insert_one_insn):
6921 * combine.c (subst, simplify_set, make_extraction,
6922 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
6923 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
6924 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
6926 2008-07-15 Richard Guenther <rguenther@suse.de>
6929 * c-common.c (strict_aliasing_warning): Do not warn for
6930 TYPE_REF_CAN_ALIAS_ALL pointers.
6931 (c_common_get_alias_set): may_alias types are not special.
6932 * tree.c (build_pointer_type_for_mode): Look up the may_alias
6933 attribute and set can_ref_all accordingly.
6934 (build_reference_type_for_mode): Likewise.
6935 * doc/extend.texi (may_alias): Clarify.
6937 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6940 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6941 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6943 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6946 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
6947 gcc_assert, instead call output_operand_lossage.
6949 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
6951 * builtins.c (std_canonical_va_list): Treat structure based
6954 2008-07-15 Ben Elliston <bje@au.ibm.com>
6956 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
6958 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
6960 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
6963 2008-07-14 Jan Hubicka <jh@suse.cz>
6965 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
6966 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
6967 fix predicates and constraints.
6968 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
6969 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
6971 2008-07-14 Doug Kwan <dougkwan@google.com>
6973 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
6974 additional option file arm/eabi.opt.
6975 * config/arm/eabi.h (File): New configuration file for EABI targets.
6976 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
6977 SUBSUBTARGET_EXTRA_SPECS.
6978 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
6979 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
6980 from STARTFILE_SPEC so that it can be referenced in an override.
6981 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
6982 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
6983 can be referenced in an override.
6984 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6985 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6986 so that it can be referenced in an override.
6987 (LINK_SPEC): Use BPABI_LINK_SPEC.
6988 * config/arm/eabi.opt (File): New.
6990 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6992 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6993 (FIXED_VALUE_H): New variable.
6994 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6995 input.h, fixed-value.h.
6996 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6997 (BASIC_BLOCK_H): Use $(BITMAP_H).
6998 (FUNCTION_H): Add varray.h.
6999 (IPA_REFERENCE_H): Use $(BITMAP_H).
7000 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7001 (DF_H): Use $(BITMAP_H).
7002 (GGC_H): Add statistics.h.
7004 (INSN_ATTR_H): Use it.
7005 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7007 (SYMTAB_H): Add $(OBSTACK_H).
7008 (CPP_INTERNAL_H): New.
7009 (TREE_DUMP_H): Add tree-pass.h.
7010 (TREE_FLOW_H): Use $(BITMAP_H)
7011 (PRETTY_PRINT_H): Use $(INPUT_H).
7012 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7015 (many object files): Fix lots of header dependencies throughout.
7017 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7019 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7021 (s-gtyp-input): Use them to write tmp-gi.list.
7022 (echo_to_gi.list): Remove.
7024 2008-07-14 Richard Guenther <rguenther@suse.de>
7026 * tree-ssa-sccvn.c (pre_info): Remove.
7027 (switch_to_PRE_table): Likewise.
7028 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7029 (set_hashtable_value_ids): Do not create value-ids for the
7031 (run_scc_vn): Remove double test. Remove bogus special-case
7032 in value-number printing.
7033 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7034 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7036 * tree-flow-inline.h (get_value_handle): Remove.
7037 * tree-flow.h (get_value_handle): Remove.
7039 2008-07-14 Martin Jambor <mjambor@suse.cz>
7041 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7042 in which we generate arithmetics is not a subrange.
7044 2008-07-14 Martin Jambor <mjambor@suse.cz>
7046 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7048 2008-07-14 Richard Guenther <rguenther@suse.de>
7050 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7052 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7055 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7056 reload for symbol refs moved to r0 with -fPIC.
7057 (legitimize_pic_address): Use the target register as temporary
7059 (emit_symbolic_move): Adjust comment.
7060 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7063 2008-07-14 Ben Elliston <bje@au.ibm.com>
7065 * c-common.h (C_CPP_HASHNODE): New macro.
7066 * coretypes.h (struct cpp_token): Forward declare.
7067 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7068 the context-sensitive keyword method.
7069 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7070 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7071 expand_bool_pixel): New.
7072 (altivec_categorize_keyword): New function.
7073 (init_vector_keywords): New function.
7074 (rs6000_macro_to_expand): Likewise.
7075 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7076 compiling an ISO C dialect.
7078 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7080 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7081 (create_expression_by_pieces): Fix typo.
7082 (do_regular_insertion): Use debug counter here too.
7084 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7087 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7088 CONST_OK_FOR_LETTER_P. All port-local users changed.
7089 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7090 implement Kp matching power-of-two.
7091 (CONSTRAINT_LEN): Define to match.
7092 * config/cris/cris.md: Replace all use of constraint K with Kc.
7093 ("*btst*): Use Kp for operand 0 of last alternative.
7095 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7098 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7101 2008-07-13 Jan Hubicka <jh@suse.cz>
7103 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7106 2008-07-13 Richard Guenther <rguenther@suse.de>
7109 * langhooks.c (lhd_print_error_function): Deal with recursive
7112 2008-07-12 Jan Hubicka <jh@suse.cz>
7114 * cgraph.c (assembler_name_hash): New static var.
7115 (hash_node_by_assembler_name, eq_assembler_name): New.
7116 (cgraph_node_for_asm): Use hashtable.
7117 (cgraph_remove_node): Maintain hashtable.
7118 (change_decl_assembler_name): Sanity check that names are not changing
7119 after aliasing was processed.
7120 * cgraph.h (varpoon_node): Add next GGC marker.
7121 * tree.c (decl_assembler_name_equal): Constify.
7122 (decl_assembler_name_hash): New.
7123 * tree.h (decl_assembler_name_equal): Constify.
7124 (decl_assembler_name_hash): Update.
7126 2008-07-12 David Daney <ddaney@avtrex.com>
7128 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7131 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7133 * doc/md.texi: Document the MIPS "v" constraint.
7134 * config/mips/mips.h (reg_class): Revert last change.
7135 (REG_CLASS_NAMES): Likewise.
7136 (REG_CLASS_CONTENTS): Likewise.
7137 * config/mips/mips.c (mips_regno_to_class): Likewise.
7138 * config/mips/constraints.md (v): Likewise, but add documentation.
7139 Add a comment to say that this constraint should not be used in
7142 2008-07-11 DJ Delorie <dj@redhat.com>
7144 * config/h8300/h8300.md (length): Fix branch offset limit.
7146 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7148 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7149 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7150 (avr_hard_regno_scratch_ok): New function.
7151 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7152 * config/avr/avr.md (all peepholes that request a scratch register):
7153 Remove avr_peep2_scratch_safe use.
7155 2008-07-11 Tom Tromey <tromey@redhat.com>
7156 Ian Lance Taylor <iant@google.com>
7158 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7159 (struct c_common_resword): Define.
7160 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7161 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7162 (c_common_reswords, num_c_common_reswords): Declare.
7163 * c-common.c (c_common_reswords): New global const array.
7164 (num_c_common_reswords): New const int.
7165 * c-parser.c (struct resword, reswords): Don't define.
7166 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7167 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7168 than reswords. If warning about C++ keywords, give them a special
7170 (c_lex_one_token): Warn about C++ keywords. Call
7171 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7172 (c_parser_external_declaration): Look for RID_xxx rather than
7173 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7174 (c_parser_statement_after_labels): Likewise.
7175 (c_parser_objc_class_instance_variables): Likewise.
7176 (c_parser_objc_class_declaration): Likewise.
7177 (c_parser_objc_try_catch_statement): Likewise.
7178 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7179 (declspecs_add_type): Likewise.
7181 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7183 * ggc-page.c (alloc_page):
7184 Substituting xmalloc, xcalloc with
7185 XNEWVEC and XCNEWVAR macros which add the
7188 2008-07-11 Richard Guenther <rguenther@suse.de>
7190 PR tree-optimization/36765
7191 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7192 aliases from HEAP vars to SMTs.
7194 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7196 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7197 * configure.ac (loose_warn): Move -Wc++-compat from here...
7198 (strict_warn): ...to here.
7199 * configure: Regenerate.
7201 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7203 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7204 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7205 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7206 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7207 excluding more specific h8300-*-* and sh-*-* targets.
7209 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7211 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7213 (execute_pre): Call loop_optimizer_finalize in early exit.
7215 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7218 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7219 uids in the bitmap, not just VAR_DECL uids.
7221 PR rtl-optimization/36419
7222 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7223 (combine_stack_adjustments_for_block): Call it if needed. Delete
7225 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7226 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7227 prologue sp adjustment.
7229 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7232 * opts.c (print_ignored_options): Report postponed diagnostics for
7233 unknown -Wno-* options as warnings, not errors.
7234 (postpone_unknown_option_error): Renamed to...
7235 (postpone_unknown_option_warning): ... this.
7237 2008-07-09 Doug Kwan <dougkwan@google.com>
7240 2008-07-08 Doug Kwan <dougkwan@google.com>
7242 * config/arm/arm.opt (mandroid): New option.
7243 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7244 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7246 (CC1PLUS_SPEC): Same.
7248 (STARTFILE_SPEC): Same.
7249 (ENDFILE_SPEC): Same.
7250 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7253 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7256 * config/mips/mips.h (reg_class): Remove V1_REG.
7257 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7258 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7260 (mips_get_tp): New function.
7261 (mips_legitimize_tls_address): Use it.
7262 * config/mips/constraints.md (v): Delete.
7263 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7264 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7265 After reload, split into a move and ...
7266 (*tls_get_tp_<mode>_split): ...this new instruction.
7268 2008-07-09 David Daney <ddaney@avtrex.com>
7270 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7272 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7274 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7275 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7277 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7278 htab_delete should be called. Don't free c.
7279 (lookup_tmp_var): Create temp_htab lazily.
7280 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7281 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7283 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7284 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7285 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7286 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7287 * tree-sra.c (generate_element_init): Likewise.
7288 * tree-mudflap.c (execute_mudflap_function_ops,
7289 execute_mudflap_function_decls): Likewise.
7290 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7291 * tree-gimple.h (struct gimplify_ctx): New type.
7292 (push_gimplify_context): Adjust prototype.
7294 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7296 * tree-ssa-pre.c (phi_translate_1): Update placement of
7299 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7301 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7302 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7303 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7304 * targhooks.c (default_hard_regno_scratch_ok): New function.
7305 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7306 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7307 * recog.c: Include "target.h".
7308 (peep2_find_free_register): Add check for global regs. Add target
7310 * Makefile.in (recog.o): Depend on target.h.
7312 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7314 * config/sh/sh.c (sh_canonical_va_list_type): New.
7315 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7317 2008-07-09 Raksit Ashok <raksit@google.com>
7319 * doc/invoke.texi (Option Summary): Mention new option
7320 -Wdisallowed-function-list=...
7321 (Warning Options): Document -Wdisallowed-function-list=...
7322 * common.opt (Wdisallowed-function-list=): New flag.
7323 * flags.h (warn_disallowed_functions): External definition of new
7324 boolean warning flag.
7325 (warn_if_disallowed_function_p): Declare new function.
7326 * opts.c (warning_disallowed_functions): New static variable.
7327 (warn_disallowed_functions): New boolean warning flag.
7328 (warn_if_disallowed_function_p): New function.
7329 (add_comma_separated_to_vector): Rename
7330 add_instrument_functions_exclude_list to this.
7331 (common_handle_option): Handle new option. Rename calls to
7332 add_instrument_functions_exclude_list into calls to
7333 add_comma_separated_to_vector.
7334 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7335 based on flag warn_disallowed_functions.
7337 2008-07-09 Christian Bruel <christian.bruel@st.com>
7339 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7340 instead of get_attr_length.
7342 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7344 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7346 * genemit.c (gen_insn): Likewise.
7347 * gengtype.c (note_def_vec): Likewise.
7348 * gengtype.h (note_def_vec): Likewise.
7349 * genoutput.c (struct data, output_insn_data, process_template,
7350 gen_expand, gen_split, note_constraint): Likewise.
7351 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7352 make_insn_sequence): Likewise.
7353 * gensupport.c (record_insn_name): Likewise.
7355 2008-07-08 Doug Kwan <dougkwan@google.com>
7357 * config/arm/arm.opt (mandroid): New option.
7358 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7359 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7361 (CC1PLUS_SPEC): Same.
7363 (STARTFILE_SPEC): Same.
7364 (ENDFILE_SPEC): Same.
7365 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7368 2008-07-08 Raksit Ashok <raksit@google.com>
7370 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7371 (set_storage_via_setmem): Fix expected_align parameter.
7372 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7373 missing from the list.
7374 * doc/md.texi (movmem): Explicitly state that expected alignment is
7375 to be expressed in bytes.
7376 (setmem): Explicitly state that expected alignment is to be expressed
7379 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7381 * reload.c (find_reloads_subreg_address): Do not require validity
7382 of address in original mode before reloading address.
7384 2008-07-07 Tianwei Sheng <tianweis@google.com>
7386 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7387 bounds array access.
7389 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7391 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7393 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7395 Fix PR tree-optimization/23455
7396 Fix PR tree-optimization/35286
7397 Fix PR tree-optimization/35287
7398 * Makefile.in (OBJS-common): Remove tree-vn.o.
7399 (tree-vn.o): Remove.
7400 * dbgcnt.def: Add treepre_insert debug counter.
7401 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7402 (debug_value_expressions): Ditto.
7403 (print_value_expressions): Ditto.
7404 * tree-pretty-print.c (dump_generic_node): Updated for
7405 VALUE_HANDLE removal.
7406 * tree-ssa-dom.c (record_equality): Ditto.
7407 (cprop_operand): Ditto.
7408 (lookup_avail_expr): Ditto.
7409 * tree-ssa-threadedge.c
7410 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7411 (simplify_control_stmt_condition): Ditto.
7412 * tree.c (tree_code_size): Ditto.
7413 (tree_node_structure): Ditto.
7414 (iterative_hash_expr): Ditto.
7416 * tree.h (VALUE_HANDLE_ID): Ditto.
7417 (VALUE_HANDLE_EXPR_SET): Ditto.
7418 (struct tree_value_handle): Ditto.
7419 (union tree_node): Ditto.
7420 * treestruct.def: Ditto.
7421 * tree-vn.c: Removed.
7422 * tree-ssa-pre.c: Rewritten entirely.
7423 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7424 (constant_value_ids): Ditto.
7425 (vn_nary_op_t): Moved to header.
7427 (vn_reference_op_t): Ditto
7428 (vn_reference_t): Ditto.
7429 (next_value_id): New variable.
7430 (VN_INFO): Add an assert.
7431 (vn_constant_eq): New function.
7432 (vn_constant_hash): Ditto.
7433 (get_or_alloc_constant_value_id): Ditto.
7434 (value_id_constant_p): Ditto.
7435 (vn_reference_compute_hash): De-staticify.
7436 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7437 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7438 (valueize_refs): Update opcode if it changes from ssa name to constant.
7439 (vn_reference_lookup_1): Add new argument.
7440 (vn_reference_lookup): Ditto.
7441 (vn_reference_lookup_pieces): New function.
7442 (vn_reference_insert): Add return type. Modify to deal with value ids.
7443 (vn_reference_insert_pieces): New function.
7444 (vn_nary_op_compute_hash): De-staticify.
7445 (vn_nary_op_eq): Ditto.
7446 (vn_nary_op_lookup_pieces): New function.
7447 (vn_nary_op_lookup): Add new argument.
7448 (vn_nary_op_insert_pieces): New function.
7449 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7450 (vn_phi_insert): Ditto.
7451 (visit_unary_op): Update for callee changes.
7452 (visit_binary_op): Ditto.
7453 (visit_reference_op_load): Ditto.
7454 (visit_reference_op_store): Ditto.
7455 (init_scc_vn): Init next_value_id, constant_to_value_id and
7457 (free_scc_vn): Free them.
7458 (set_hashtable_value_ids): New function.
7459 (run_scc_vn): Use it.
7460 (get_max_value_id): New function.
7461 (get_next_value_id): Ditto.
7462 (expressions_equal_p): Moved from tree-vn.c
7463 (sort_vuses): Ditto.
7464 (sort_vuses_heap): Ditto.
7465 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7467 * tree.c (iterative_hash_hashval_t): Made non-static
7468 * tree.h (iterative_hash_hashval_t): Declare it.
7470 2008-07-08 Martin Jambor <mjambor@suse.cz>
7472 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7473 instead of ipa_create_node_params.
7474 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7475 ipa_check_create_edge_args, free them with
7476 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7478 * ipa-prop.c: Include flags.h and tree-inline.h.
7479 (ipa_node_params_vector): New variable.
7480 (ipa_edge_args_vector): New variable.
7481 (edge_removal_hook_holder): New variable.
7482 (node_removal_hook_holder): New variable.
7483 (edge_duplication_hook_holder): New variable.
7484 (node_duplication_hook_holder): New variable.
7485 (ipa_detect_param_modifications): Check for presence of modified flags.
7486 (ipa_compute_jump_functions): Check for presence of jump functions.
7487 (ipa_free_edge_args_substructures): New function.
7488 (ipa_create_node_params): Removed.
7489 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7490 (ipa_free_node_params_substructures): New function.
7491 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7493 (ipa_edge_removal_hook): New function.
7494 (ipa_node_removal_hook): New function.
7495 (duplicate_array): New function.
7496 (ipa_edge_duplication_hook): New function.
7497 (ipa_node_duplication_hook): New function.
7498 (ipa_register_cgraph_hooks): New function.
7499 (ipa_unregister_cgraph_hooks): New function.
7500 (free_all_ipa_structures_after_ipa_cp): New function.
7502 * ipa-prop.h: Include vec.h.
7503 (ipa_node_params_t): New typedef with vector types for it.
7504 (ipa_edge_args_t): New typedef with vector types for it.
7505 (IPA_NODE_REF): Changed to access an on-the-side vector.
7506 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7507 (ipa_check_create_node_params): New function.
7508 (ipa_check_create_edge_args): New function.
7510 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7513 2008-07-07 Tom Tromey <tromey@redhat.com>
7515 * configure, config.in: Rebuilt.
7516 * configure.ac: Don't check for scandir or alphasort.
7518 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7520 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7521 types immediately after creating them.
7523 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7525 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7527 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7529 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7530 dump_constraint_graph.
7531 (dump_constraint_edge): New function.
7532 (dump_constraint_graph): New function.
7533 (debug_constraint_graph): New function.
7534 (dump_constraint): Removed useless comparison.
7535 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7536 (dump_constraint_graph): Declare.
7537 (debug_constraint_graph): Declare.
7538 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7540 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7542 * config/i386/i386.c (is_va_list_char_pointer): New.
7543 (ix86_va_start): Replace compare with ms_va_list_type_node
7544 by is_va_list_char_pointer.
7545 (ix86_gimplify_va_arg): Likewise.
7547 2008-07-07 Martin Jambor <mjambor@suse.cz>
7549 * cgraph.c (cgraph_edge_max_uid): New variable.
7550 (struct cgraph_edge_hook_list): New type.
7551 (struct cgraph_node_hook_list): New type.
7552 (struct cgraph_2edge_hook_list): New type.
7553 (struct cgraph_2node_hook_list): New type.
7554 (first_cgraph_edge_removal_hook): New variable.
7555 (first_cgraph_node_removal_hook): New variable.
7556 (first_cgraph_edge_duplicated_hook): New variable.
7557 (first_cgraph_node_duplicated_hook): New variable.
7558 (cgraph_add_edge_removal_hook): New function.
7559 (cgraph_remove_edge_removal_hook): New function.
7560 (cgraph_call_edge_removal_hooks): New function.
7561 (cgraph_add_node_removal_hook): New function.
7562 (cgraph_remove_node_removal_hook): New function.
7563 (cgraph_call_node_removal_hooks): New function.
7564 (cgraph_add_edge_duplication_hook): New function.
7565 (cgraph_remove_edge_duplication_hook): New function.
7566 (cgraph_call_edge_duplication_hooks): New function.
7567 (cgraph_add_node_duplication_hook): New function.
7568 (cgraph_remove_node_duplication_hook): New function.
7569 (cgraph_call_node_duplication_hooks): New function.
7570 (cgraph_create_edge): Assign to edge uid.
7571 (cgraph_remove_edge): Call edge removal hooks.
7572 (cgraph_node_remove_callees): Call edge removal hooks.
7573 (cgraph_node_remove_callers): Call edge removal hooks.
7574 (cgraph_remove_node): Call node removal hooks.
7575 (cgraph_clone_edge): Call edge duplication hooks.
7576 (cgraph_clone_node): Call node duplication hooks.
7578 * cgraph.h (cgraph_edge): New field uid.
7579 (cgraph_edge_hook): New type.
7580 (cgraph_node_hook): New type.
7581 (cgraph_2edge_hook): New type.
7582 (cgraph_2node_hook): New type.
7584 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7586 * config.in: Regenerate.
7588 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7590 * gcc.c (print_sysroot): New.
7591 (option_map, display_help, process_command): Handle the
7592 -print-sysroot option.
7593 (main): Print the sysroot if requested.
7594 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7596 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7599 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7601 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7603 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7604 (assign_parm_setup_block_p): Also check mode of entry_parm.
7606 2008-07-07 Richard Guenther <rguenther@suse.de>
7608 * tree-ssa-structalias.h (set_used_smts): Remove.
7609 * tree-ssa-structalias.c (used_smts): Likewise.
7610 (set_used_smts): Likewise.
7611 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7612 call to set_used_smts.
7614 2008-07-07 Richard Guenther <rguenther@suse.de>
7616 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7617 (new_var_info): Set it to false.
7618 (solution_set_add): Correctly handle pointers outside a var and
7620 (type_safe): Treat variables with is_full_var properly.
7621 (do_sd_constraint): Likewise.
7622 (do_ds_constraint): Likewise.
7623 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7624 (get_constraint_for_ptr_offset): New function.
7625 (get_constraint_for_component_ref): For addresses at least include
7626 the last field of the variable. Handle is_full_vars properly.
7627 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7628 (handle_ptr_arith): Remove.
7629 (find_func_aliases): Simplify assignment handling.
7630 (create_function_info_for): For parameter and result varinfos set
7632 (create_variable_info_for): Set is_full_var flag whenever we
7633 just created a single varinfo for a decl.
7634 (init_alias_vars): Initialize use_field_sensitive from
7635 max-fields-for-field-sensitive parameter.
7637 2008-07-07 Richard Guenther <rguenther@suse.de>
7639 PR tree-optimization/36713
7640 * tree-flow-inline.h (is_call_used): New function.
7641 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7642 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7643 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7645 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7647 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7649 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7651 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7653 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7654 Nathan Sidwell <nathan@codesourcery.com>
7656 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7657 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7659 * config/m68k/t-linux: New.
7660 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7663 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7665 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7666 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7669 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7671 * gcc.c (execute): Fix -Wc++-compat warning.
7673 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7676 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7677 constant for little endian.
7679 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7681 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7682 mips_base_mips16 instead of TARGET_MIPS16.
7683 (mips_base_mips16): Declare.
7684 * config/mips/mips.c (mips_base_mips16): Make global.
7685 (was_mips16_p): Remove GTY marker.
7686 (was_mips16_pch_p): New variable.
7687 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7688 (mips_override_options): Force to non-MIPS16 mode initially.
7689 Do not complain about MIPS16 PIC incompatibilities here.
7690 Only allow -mgpopt if -mexplicit-relocs is in force for
7693 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7695 * configure.ac: Check for caddr_t, define to char * if not defined.
7696 * configure: Regenerate.
7697 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7698 (mmap_gt_pch_use_address): Likewise.
7699 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7701 2008-07-06 Richard Guenther <rguenther@suse.de>
7703 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7704 (new_var_info): Deal with it.
7705 (solution_set_add): Likewise.
7706 (bitpos_of_field): Make signed, fix.
7707 (struct fieldoff): Remove type and decl fields. Make size field
7708 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7710 (fieldoff_compare): Deal with it.
7711 (push_fields_onto_fieldstack): Remove has_union argument, glob
7712 adjacent non-pointer fields together.
7713 (create_function_info_for): Do not set has_union.
7714 (create_variable_info_for): Simplify.
7716 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7718 * config.gcc (extra_headers): Add cross-stdarg.h for target
7719 x86_64-*-* and i?86-*-*.
7720 * config/i386/cross-stdarg.h: New.
7721 * builtins.c (std_fn_abi_va_list): New.
7722 (std_canonical_va_list_type): New.
7723 (stabilize_va_list): Replace va_list_type_node use by
7724 mtarget.canonical_va_list_type.
7725 (gimplify_va_arg_expr): Likewise.
7726 (expand_builtin_va_copy): Replace va_list_type_node use by
7727 mtarget.fn_abi_va_list.
7728 * tree-sra.c (is_va_list_type): New helper.
7729 (decl_can_be_decomposed_p): Replace
7730 va_list_type_node use by is_va_list_type.
7731 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7732 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7733 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7734 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7735 (ix86_enum_va_list): New.
7736 * config/i386/i386.c (sysv_va_list_type_node): New.
7737 (ms_va_list_type_node): New.
7738 (ix86_function_type_abi): Remove sorry.
7739 (ix86_build_builtin_va_list_abi): New.
7740 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7742 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7743 (ix86_init_builtins_va_builtins_abi): New.
7744 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7746 (ix86_handle_abi_attribute): New.
7747 (attribute_spec): Add sysv_abi and ms_abi.
7748 (ix86_fn_abi_va_list): New.
7749 (ix86_canonical_va_list_type): New.
7750 (ix86_enum_va_list): New.
7751 (TARGET_FN_ABI_VA_LIST): New.
7752 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7753 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7754 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7755 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7756 (TARGET_ENUM_VA_LIST): New.
7757 * expr.h (std_fn_abi_va_list): New.
7758 (std_canonical_va_list_type): New.
7759 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7760 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7761 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7762 TARGET_CANONICAL_VA_LIST_TYPE.
7763 * target.h (struct gcc_target): Add fn_abi_va_list hook
7764 and canonical_va_list_type hook.
7766 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7768 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7769 integral and pointer types.
7771 2008-07-04 Roger Sayle <roger@eyesopen.com>
7773 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7774 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7776 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7779 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7781 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7783 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7784 build_gimple_modify_stmt.
7785 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7786 gimple operand. Use fold_build* instead of build*.
7788 2008-07-04 Richard Guenther <rguenther@suse.de>
7790 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7791 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7792 properly to compute the reachability set if we do field-sensitive PTA.
7793 * invoke.texi (max-fields-for-field-sensitive): Document default.
7794 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7795 100 for optimize >= 2.
7797 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7799 * ggc-zone.c (lookup_page_table_if_allocated,
7800 set_page_table_entry, zone_find_object_size, alloc_small_page,
7801 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7802 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7803 -Wc++-compat and/or -Wcast-qual warnings.
7805 2008-07-04 Alan Modra <amodra@bigpond.net.au>
7808 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
7809 pic_offset_table_rtx to be marked as used here.
7810 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
7811 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
7812 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
7813 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
7816 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7818 * alloc-pool.c (hash_descriptor, eq_descriptor,
7819 alloc_pool_descriptor): Fix -Wc++-compat warnings.
7820 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7822 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
7823 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
7824 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
7825 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
7828 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
7830 * tree-flow.h (loop_only_exit_p): Declare.
7831 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
7832 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
7833 the number of iterations if it is constant. Otherwise, if this is the
7834 only possible exit of the loop, use the conservative estimate on the
7835 number of iterations of the entire loop if available.
7837 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
7839 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
7840 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
7841 Add synchronization functions.
7842 * config/sync.c: New file.
7843 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
7844 (LIBGCC_SYNC_CFLAGS): Likewise.
7846 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
7849 * config/i386/i386.md (mode): Add TF to "mode" attribute.
7850 (*pushtf_sse): New insn pattern.
7851 (pushtf splitters): New splitters.
7853 2008-07-03 Michael Meissner <gnu@the-meissners.org>
7856 * predict.c (build_predict_expr): Use void_type_node for the tree
7857 type, instead of NULL_TREE.
7859 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
7861 * config/i386/i386.c (contains_aligned_value_p): Return true
7863 (ix86_data_alignment): Align TCmode to 128bits.
7864 (ix86_local_alignment): Likewise.
7866 2008-07-03 Andrew Haley <aph@redhat.com>
7869 * vec.h (VEC_TA): New.
7870 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
7871 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
7872 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
7873 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
7874 (C_COMMON_FIXED_TYPES): Remove first arg.
7875 (C_COMMON_FIXED_MODE_TYPES): Likewise.
7876 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
7877 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
7878 not to use empty macro arguments.
7880 2008-07-02 Joseph Myers <joseph@codesourcery.com>
7882 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
7883 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
7884 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
7885 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
7886 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
7887 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
7888 config/ia64/crtn.asm, config/m68hc11/larith.asm,
7889 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
7890 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
7891 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
7892 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
7893 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
7894 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
7895 config/rs6000/e500crtres64gpr.asm,
7896 config/rs6000/e500crtres64gprctr.asm,
7897 config/rs6000/e500crtrest32gpr.asm,
7898 config/rs6000/e500crtrest64gpr.asm,
7899 config/rs6000/e500crtresx32gpr.asm,
7900 config/rs6000/e500crtresx64gpr.asm,
7901 config/rs6000/e500crtsav32gpr.asm,
7902 config/rs6000/e500crtsav64gpr.asm,
7903 config/rs6000/e500crtsav64gprctr.asm,
7904 config/rs6000/e500crtsavg32gpr.asm,
7905 config/rs6000/e500crtsavg64gpr.asm,
7906 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
7907 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
7908 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
7909 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
7910 config/sparc/sol2-cn.asm: Remove .file directives.
7912 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
7914 * resource.c (mark_referenced_resources): Look inside
7915 UNSPEC_VOLATILEs and ASM_INPUTs.
7917 2008-07-02 Ian Lance Taylor <iant@google.com>
7919 * rtlanal.c (add_reg_note): New function.
7920 * rtl.h (add_reg_note): Declare.
7921 * auto-inc-dec.c (attempt_change): Use add_reg_note.
7922 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7923 * builtins.c (expand_builtin_longjmp): Likewise.
7924 (expand_builtin_nonlocal_goto): Likewise.
7925 * calls.c (emit_call_1, expand_call): Likewise.
7926 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7927 * cfglayout.c (fixup_reorder_chain): Likewise.
7928 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
7929 (commit_one_edge_insertion): Likewise.
7930 * combine.c (move_deaths, distribute_notes): Likewise.
7931 * df-problems.c (df_set_note): Likewise.
7932 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
7933 (set_unique_reg_note): Likewise.
7934 (emit_copy_of_insn_after): Likewise.
7935 * expr.c (expand_expr_real): Likewise.
7936 * gcse.c (add_label_notes): Likewise.
7937 * haifa-sched.c (create_check_block_twin): Likewise.
7938 * jump.c (mark_jump_label_1): Likewise.
7939 * loop-doloop.c (add_test, doloop_modify): Likewise.
7940 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7941 * lower-subreg.c (move_eh_region_note): Likewise.
7942 * optabs.c (emit_libcall_block): Likewise.
7943 * predict.c (predict_insn): Likewise.
7944 (combine_predictions_for_insn): Likewise.
7945 * recog.c (peephole2_optimize): Likewise.
7946 * regmove.c (try_auto_increment): Likewise.
7947 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
7948 * reload.c (find_reloads): Likewise.
7949 * reload1.c (fixup_eh_region_note): Likewise.
7950 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
7951 * reorg.c (delete_prior_computation): Likewise.
7952 (delete_computation, dbr_schedule): Likewise.
7953 * config/pa/pa.c (legitimize_pic_address): Likewise.
7954 * config/sh/sh.c (sh_reorg): Likewise.
7956 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7959 * config/libgcc-glibc.ver: Add %exclude.
7960 * config/m32r/libgcc-glibc.ver: Likwise.
7961 * config/s390/libgcc-glibc.ver: Likwise.
7962 * config/sh/libgcc-glibc.ver: Likwise.
7963 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
7965 * config/i386/libgcc-glibc.ver: New.
7967 * config/i386/libgcc-x86_64-glibc.ver: Removed.
7969 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
7971 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
7972 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
7973 i[34567]86-*-linux*, x86_64-*-linux*. Add
7974 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
7975 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
7976 x86_64-*-linux*. Add i386/t-linux to tmake_file for
7977 i[34567]86-*-linux*, x86_64-*-linux*.
7979 * libgcc-std.ver: Add empty GCC_4.4.0.
7981 * mkmap-symver.awk: Support multiple versions per symbol.
7983 * config/i386/i386.c (ix86_init_builtins): Always define
7984 __builtin_fabsq and __builtin_copysignq with fallbacks.
7985 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7986 and __builtin_copysignq if SSE2 isn't available.
7988 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7989 (LIBGCC2_TF_CEXT): Likwise.
7992 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7994 * config/i386/sfp-machine.h: Moved to libgcc.
7996 * config/i386/sfp-machine.h: New.
7997 * config/i386/t-linux: Likwise.
7999 * config/i386/t-darwin: Remove softfp_wrap_start and
8001 * config/i386/t-darwin64: Likewise.
8003 * config/i386/t-fprules-softfp64: Renamed to ...
8004 * config/i386/t-fprules-softfp: This.
8006 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8007 and softfp_wrap_end.
8009 2008-07-02 Jason Merrill <jason@redhat.com>
8011 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8013 * tree.c (ctor_to_list): New fn.
8014 * tree.h: Declare it.
8015 (CONSTRUCTOR_ELT): New macro.
8016 (CONSTRUCTOR_NELTS): New macro.
8018 2008-07-02 Richard Guenther <rguenther@suse.de>
8020 * tree-ssa-structalias.c (struct variable_info): Reorder
8021 to fill padding on 64bit hosts. Make collapsed_to an int.
8022 (get_varinfo_fc): Deal with that.
8023 (new_var_info): Likewise.
8024 (collapse_rest_of_var): Likewise.
8026 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8028 * doc/install.texi (--enable-java-home): Document.
8029 (--enable-aot-compile-rpm): Likewise.
8030 (--with-arch-directory): Likewise.
8031 (--with-os-directory): Likewise.
8032 (--with-origin-name): Likewise.
8033 (--with-arch-suffix): Likewise.
8034 (--with-jvm-root-dir): Likewise.
8035 (--with-jvm-jar-dir): Likewise.
8036 (--with-python-dir): Likewise.
8038 2008-07-02 Richard Guenther <rguenther@suse.de>
8040 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8041 from decls explicitly. Merge operand checking from tuples.
8043 2008-07-02 Martin Jambor <mjambor@suse.cz>
8045 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8047 2008-07-02 Martin Jambor <mjambor@suse.cz>
8049 * tree-switch-conversion.c: Included timevar.h
8050 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8052 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8054 2008-07-02 Martin Jambor <mjambor@suse.cz>
8056 * tree-switch-conversion.c: Corrected various comments and
8058 (build_constructors): Fixed minor formatting mistakes.
8060 * invoke.texi (Optimize Options): Corrected the
8061 switch-conversion-max-branch-ratio parameter.
8063 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8065 * final.c (asm_insn_count): Return zero for an empty asm body.
8067 2008-07-02 Richard Guenther <rguenther@suse.de>
8069 * bitmap.h (bitmap_set_bit): Return bool.
8070 (bitmap_clear_bit): Likewise.
8071 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8072 write to the bitmap if it would.
8073 (bitmap_clear_bit): Likewise.
8074 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8075 bitmap_set_bit return value.
8076 (add_pred_graph_edge): Likewise.
8077 (add_graph_edge): Likewise.
8078 (do_sd_constraint): Likewise.
8079 (do_ds_constraint): Likewise.
8081 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8083 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8084 Fix -Wc++-compat and/or -Wcast-qual warnings.
8085 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8086 gen_regparm_prefix): Likewise.
8087 * vmsdbgout.c (write_modbeg, lookup_filename,
8088 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8090 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8092 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8093 defaults.h definition apply.
8095 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8097 * function.c (assign_parm_remove_parallels): New.
8098 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8100 (assign_parm_setup_block): Do not handle them.
8101 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8102 assign_parm_remove_parallels.
8104 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8106 * c-typeck.c (convert_for_assignment): Use
8107 vector_targets_convertible_p.
8108 * c-common.c (vector_targets_convertible_p): New.
8109 * c-common.h (vector_targets_convertible_p): New prototype.
8110 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8111 opaque_p_V2SI_type_node.
8113 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8115 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8118 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8120 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8121 TFmode constants via two element DImode vector for hosts with
8122 HOST_BITS_PER_WIDE_INT < 64.
8123 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8124 also for HOST_BITS_PER_WIDE_INT < 64.
8126 2008-07-01 Richard Guenther <rguenther@suse.de>
8128 PR tree-optimization/36666
8129 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8130 (get_constraint_exp_from_ssa_var): Split into ...
8131 (get_constraint_exp_for_temp): ... this ...
8132 (get_constraint_for_ssa_var): ... and that.
8133 Return constraint expressions for all touched sub-fields
8134 if the results address is not taken.
8135 (process_constraint): Remove assertion that aggregate
8136 assignments do not happen at this place.
8137 (get_constraint_for_component_ref): Add address_p argument.
8138 Return constraint expressions for all touched sub-fields
8139 if the results address is not taken.
8140 (do_deref): Use get_constraint_exp_for_temp.
8141 (get_constraint_for_1): Rename from ...
8142 (get_constraint_for): ... this. Add the old function as wrapper.
8143 (do_structure_copy): Use get_constraint_for_1.
8145 2008-07-01 Martin Jambor <mjambor@suse.cz>
8147 * Makefile.in (tree-switch-conversion.o): Add.
8148 (OBJS-common): Add tree-swtch-conversion.o.
8149 * passes.c (init_optimization_passes): Add pass_convert_switch.
8150 * tree-pass.h: (pass_convert_switch): Add.
8151 * tree-switch-conversion.c: New file.
8152 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8153 * common.opt (ftree-cswtch): New option.
8154 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8155 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8156 * opts.c (decode_options): Set flag_tree_switch_conversion when
8157 optimization level is >= 2.
8158 * doc/invoke.texi (Optimize Options): Added description of
8159 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8161 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8163 * config/darwin-driver.c (darwin_default_min_version): Fix
8164 -Wc++-compat warnings.
8166 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8168 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8171 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8173 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8175 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8177 PR rtl-optimization/34744
8178 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8179 (df_scan_free_internal): Free data structures not
8180 allocated in storage pools.
8181 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8182 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8183 df_scan_free_mws_vec.
8184 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8187 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8189 * config/i386/i386.c (contains_aligned_value_p): Return true
8191 (ix86_function_arg_boundary): Return its natural boundary
8193 (return_in_memory_32): Don't check TDmode.
8194 (ix86_split_to_parts): Support splitting into 4 parts and
8195 support TFmode for 32bit target.
8196 (ix86_split_long_move): Support splitting into 4 parts.
8197 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8199 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8200 (ix86_init_builtins): Here.
8201 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8202 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8203 'q' and 'w', respectively.
8205 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8207 (movtf_internal): Likewise.
8208 (<code>tf2): Likewise.
8209 (*absnegtf2_sse): Likewise.
8210 (copysign<mode>3): Likewise.
8211 (copysign<mode>3_const): Likewise.
8212 (copysign<mode>3_var): Likewise.
8213 (define_split UNSPEC_COPYSIGN): Likewise.
8214 * config/i386/sse.md (*nandtf3): Likewise.
8215 (<code>tf3): Likewise.
8216 (*<code>tf3): Likewise.
8218 2008-06-30 Joey Ye <joey.ye@intel.com>
8219 H.J. Lu <hongjiu.lu@intel.com>
8221 * global.c (compute_regsets): Set frame_pointer_needed here.
8222 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8224 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8226 * doc/install.texi (specific): Expand Windows build notes.
8228 2008-06-30 Ira Rosen <irar@il.ibm.com>
8230 PR tree-optimization/36648
8231 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8232 number of prolog iterations by step. Fix the comment.
8234 2008-06-30 Richard Guenther <rguenther@suse.de>
8237 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8238 handle calls from ECF_MALLOC functions.
8239 (handle_pure_call): ECF_MALLOC functions do not return
8241 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8243 2008-06-29 Andreas Schwab <schwab@suse.de>
8245 * config/m68k/m68k.c (print_operand): Always print a float
8247 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8248 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8251 * config/rs6000/x-linux64: Remove never used file.
8253 2008-06-29 Richard Guenther <rguenther@suse.de>
8255 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8257 (struct alias_info): Move ...
8258 * tree-ssa-alias.c: ... here.
8259 (update_alias_info): Declare.
8260 (compute_may_aliases): Call it.
8261 (update_alias_info): New function.
8262 * tree-ssa-structalias.c (update_alias_info): Move ...
8263 * tree-ssa-alias.c (update_alias_info_1): ... here.
8264 * tree-ssa-structalias.c (process_constraint_1): Remove
8265 unused from_call argument. Rename to ...
8266 (process_constraint): ... this. Delete old wrapper.
8267 (make_constraint_to): Adjust callers.
8268 (handle_const_call): Likewise.
8269 (handle_pure_call): Likewise.
8270 (init_base_vars): Likewise.
8271 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8272 (find_func_aliases): We don't need structure copies for
8274 (make_constraint_from_anything): Remove.
8275 (create_variable_info_for): For globals make constraints
8276 from escaped, not from anything.
8277 (compute_points_to_sets): Do not call update_alias_info.
8278 (ipa_pta_execute): Use make_constraint_from.
8280 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8282 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8283 (bitmap.o-warn, dominance.o-warn): New.
8284 * configure.ac (cxx_compat_warn): Delete.
8285 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8286 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8288 * configure: Regenerate.
8290 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8293 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8295 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8296 * df-scan.c (df_notes_rescan): Likewise.
8297 * ggc-page.c (set_page_table_entry): Likewise.
8298 * intl.c (gcc_gettext_width): Likewise.
8299 * varasm.c (get_unnamed_section, get_noswitch_section,
8300 get_section): Likewise.
8302 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8304 * regrename.c (build_def_use): Don't copy RTX.
8306 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8308 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8309 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8310 punctuation. Use @ref instead of @xref.
8311 (Function Names): Remove stray @display/@end display.
8312 (C++ Attributes): Use @ref instead of @xref.
8313 (Deprecated Features): Fix punctuation around @xref.
8314 (Backwards Compatibility): Likewise.
8315 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8317 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8319 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8320 constants for E500 double.
8322 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8324 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8325 element type of const_vector.
8327 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8329 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8330 Remove FLAGS_REG clobber from expander pattern.
8331 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8332 (anddi3, andsi3, andhi3, andqi3): Ditto.
8333 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8334 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8335 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8336 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8337 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8338 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8339 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8340 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8342 2008-06-28 Richard Guenther <rguenther@suse.de>
8344 * tree-ssa-structalias.c (callused_id, var_callused,
8345 callused_tree): Add.
8346 (handle_pure_call): New function.
8347 (find_func_aliases): Call it.
8348 (find_what_p_points_to): Handle the call-used set.
8349 (clobber_what_escaped): Likewise.
8350 (compute_call_used_vars): New function.
8351 (init_base_vars): Init the call-used variable.
8352 (do_sd_constraint): Do not propagate the solution from CALLUSED
8353 but use CALLUSED as a placeholder.
8354 (solve_graph): Likewise.
8355 * tree-flow-inline.h (gimple_call_used_vars): New function.
8356 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8357 (compute_call_used_vars): Declare.
8358 * tree-ssa-alias.c (set_initial_properties): Call
8359 compute_call_used_vars.
8360 (reset_alias_info): Clear call-used variables.
8361 (add_call_clobber_ops): Assert we are not called for const/pure
8362 functions. Remove handling of them.
8363 (add_call_read_ops): Handle pure functions by adding the
8364 call-used set of variables as VUSEs.
8365 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8366 (delete_tree_ssa): Free it.
8367 * tree-dfa.c (remove_referenced_var): Clear the var from the
8370 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8372 * tree.c (build_varargs_function_type_list): New.
8373 (build_function_type_list_1): New.
8374 (build_function_type_list): Use build_function_type_list_1.
8375 * tree.h (build_varargs_function_type_list): New.
8377 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8380 * config/spu/spu.c (spu_builtin_splats): Do not generate
8381 invalid CONST_VECTOR expressions.
8382 (spu_expand_vector_init): Likewise.
8384 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8386 * optabs.c (libfunc_decls): New variable.
8387 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8388 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8389 for the same function twice.
8391 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8393 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8394 ix86_expand_binary_operator directly.
8395 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8397 (*ashrti3_1): Ditto.
8398 (*lshrti3_1): Ditto.
8399 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8400 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8401 using only one splitter. Conditionaly execute splitter before or
8402 after peephole2 pass.
8403 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8404 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8405 Use only one alternative in asm template.
8406 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8408 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8409 "J" operand constraint for operand 2.
8410 (*ashldi3_cconly_rex64): Ditto.
8411 (*ashrdi3_cmp_rex64): Ditto.
8412 (*ashrdi3_cconly_rex64): Ditto.
8413 (*lshrdi3_cmp_rex64): Ditto.
8414 (*lshrdi3_cconly_rex64): Ditto.
8415 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8416 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8417 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8420 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8422 * gimplify.c (omp_is_private): Don't return true if decl is not
8423 already private on #pragma omp for or #pragma omp parallel for.
8426 * tree-cfg.c (struct move_stmt_d): Replace block field with
8427 orig_block and new_block fields.
8428 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8429 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8430 (move_block_to_fn): Replace vars_map and new_label_map arguments
8431 with struct move_stmt_d pointer.
8432 (replace_block_vars_by_duplicates): New function.
8433 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8434 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8435 all subblocks of ORIG_BLOCK to the new function. Call
8436 replace_block_vars_by_duplicates.
8437 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8438 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8439 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8440 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8441 (expand_omp): Temporarily set input_location to the location of
8442 region's controlling stmt.
8443 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8444 BIND_EXPR, push ctx->block_vars and gimplification vars into
8445 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8447 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8448 there are any BLOCK_VARS.
8449 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8450 OMP_PARALLEL or OMP_TASK stmt.
8451 (lower_omp): Save and restore input_location around the lower_omp_1
8454 2008-06-27 Richard Guenther <rguenther@suse.de>
8456 PR tree-optimization/36400
8457 PR tree-optimization/36373
8458 PR tree-optimization/36344
8459 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8460 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8461 (update_alias_info): Remove call clobbering code.
8462 (make_constraint_to): New helper function.
8463 (make_escape_constraint): Likewise.
8464 (handle_rhs_call): Use it on all pointer containing arguments.
8465 Also mark the static chain escaped.
8466 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8467 instead of ANYTHING.
8468 (make_constraint_from): New helper split out from ...
8469 (make_constraint_from_anything): ... here.
8470 (find_func_aliases): Add constraints for escape sites.
8471 (intra_create_variable_infos): Make constraints from NONLOCAL
8473 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8475 (clobber_what_p_points_to): Remove.
8476 (clobber_what_escaped): New function.
8477 (init_base_vars): Init NONLOCAL and ESCAPED.
8478 (do_sd_constraint): Do not propagate the solution from ESCAPED
8479 but use ESCAPED as a placeholder.
8480 (solve_graph): Likewise.
8481 * tree-flow.h (clobber_what_p_points_to): Remove.
8482 (clobber_what_escaped): Declare.
8483 * tree-ssa-alias.c (set_initial_properties): Call it.
8484 Remove code clobbering escaped pointers.
8486 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8488 * function.c (allocate_struct_function): Only allocate a unique
8489 funcdef_no if the decl is nonzero.
8491 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8493 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8494 * config/mips/mips.c (mips_split_const_insns): New function.
8495 * config/mips/mips.md (move_type): New attribute.
8496 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8497 (dword_mode): New attribute.
8498 (type): Avoid long line. Map "move_type"s to "type"s,
8499 choosing "multi" for doubleword moves if appropriate.
8500 Swap MTC/MFC comments to match their declaration order.
8501 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8502 "type" is "branch" or "jal" is "direct".
8503 (length): Handle "extended_mips16" first. Make the default
8504 "0" for "ghost" instructions. Set the length from "move_type".
8505 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8506 of "type", with "sll0" for the register alternative. Remove the
8507 "extended_mips16" attribute.
8508 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8509 of "type", with "shift_shift" for the register alternative.
8510 Remove the "length" attribute.
8511 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8512 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8513 of "type", with "andi" for the register alternative.
8514 (*zero_extendqihi2): Likewise.
8515 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8516 of "andi" instead of a "type" of "arith".
8517 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8519 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8520 (mov_<store>r, *mov<mode>_ra): Likewise.
8521 (extendsidi2): Use "move_type" instead of "type", with "move"
8522 for the register alternative.
8523 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8524 of "type", with "signext" for the register alternative.
8525 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8526 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8527 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8528 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8529 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8530 (unnamed branch insn): Likewise.
8531 (*movdi_gp32_fp64): Fold into...
8532 (*movdi_32bit): ...here.
8533 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8534 (*movdf_hardfloat): ...this new pattern.
8535 (*movdf_softfloat): Remove redundant FPR alternatives.
8536 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8537 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8538 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8539 the "move" attribute.
8540 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8541 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8542 and "store" for COP loads and stores.
8543 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8544 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8545 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8546 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8547 (*movtf_mips16, *movv2sf): Likewise.
8548 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8549 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8550 (mfhc1<mode>): Use "move_type" instead of "move".
8551 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8552 (loadgp_blockage): Remove the "length" attribute.
8553 (blockage, set_got_version, update_got_version): Likewise.
8554 (call_internal): Remove the "extended_mips16" attribute.
8555 (call_value_internal, call_value_multiple_internal): Likewise.
8556 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8558 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8559 the "length" attribute.
8561 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8563 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8564 -Wcast-qual warnings.
8565 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8566 handle_pragma_pop_macro): Likewise.
8567 * collect2.c (resolve_lib_name): Likewise.
8568 * config/arc/arc.c (arc_init): Likewise.
8569 * config/arm/arm.c (neon_builtin_compare,
8570 locate_neon_builtin_icode): Likewise.
8571 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8572 * config/bfin/bfin.c (bfin_init_machine_status,
8573 bfin_optimize_loop): Likewise.
8574 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8575 * config/cris/cris.c (cris_init_expanders): Likewise.
8576 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8577 * config/darwin.c (machopic_indirection_eq,
8578 machopic_indirection_name, machopic_output_indirection): Likewise.
8579 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8580 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8581 frv_optimize_membar): Likewise.
8582 * config/i386/cygwin.h (mingw_scan,
8583 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8584 * config/i386/cygwin1.c (mingw_scan): Likewise.
8585 * config/i386/i386.c (machopic_output_stub): Likewise.
8586 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8587 i386_pe_unique_section): Likewise.
8588 * config/ia64/ia64.c (ia64_init_machine_status,
8589 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8591 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8592 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8593 * config/m68k/m68k.c (m68k_handle_option,
8594 m68k_sched_md_init_global): Likewise.
8595 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8596 mcore_unique_section): Likewise.
8597 * config/mips/mips.c (mips_block_move_straight,
8598 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8600 * config/mmix/mmix.c (mmix_init_machine_status,
8601 mmix_encode_section_info): Likewise.
8602 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8603 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8604 print_operand_address, output_toc, redefine_groups,
8605 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8606 * config/s390/s390.c (s390_init_machine_status): Likewise.
8607 * config/score/score.c (score_block_move_straight,
8608 score_block_move_loop_body): Likewise.
8609 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8610 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8611 * emit-rtl.c (find_auto_inc): Likewise.
8612 * gcc.c (translate_options, process_command): Likewise.
8613 * reorg.c (dbr_schedule): Likewise.
8614 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8615 * xcoffout.c (xcoffout_declare_function): Likewise.
8617 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8619 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8620 ipa-pta working again.
8622 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8624 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8627 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8629 * config.gcc (powerpc*-*-*): Add new core e500mc.
8630 * config/rs6000/e500mc.md: New file.
8631 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8633 (rs6000_override_options): Add e500mc case to
8634 processor_target_table. Altivec and Spe options not allowed
8635 with e500mc. Add isel instruction to e500mc by
8636 default. Initialize rs6000_cost for e500mc.
8637 (rs6000_issue_rate): Set issue rate for e500mc.
8638 * config/rs6000/rs6000.h (processor_type): Add
8639 PROCESSOR_PPCE500MC.
8640 (ASM_CPU_SPEC): Add e500mc.
8641 Set TARGET_ISEL to rs6000_isel.
8642 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8643 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8644 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8646 * doc/invoke.texi: Add e500mc to list of cpus.
8648 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8651 * c-lex.c (lex_charconst): Initialize unsignedp.
8653 2008-06-27 Olivier Hainque <hainque@adacore.com>
8655 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8656 documented assumptions.
8658 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8660 * dwarf2out.c: Remove trailing white spaces. Break long line
8663 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8665 * libfuncs.h (LTI_synchronize): New libfunc_index.
8666 (synchronize_libfunc): Declare.
8667 * builtins.c (expand_builtin_synchronize): Consider using
8668 synchronize_libfunc before falling back on an asm blockage.
8669 * config/mips/mips.c: Include libfuncs.h
8670 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8672 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8674 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8675 parameter. Copy stack_reg to r11 where appropriate.
8676 (no_global_regs_above): Add gpr parameter.
8677 (rs6000_stack_info): Only add padding for SPE save area if we
8678 are saving SPE GPRs and CR.
8679 (saveres_routine_syms): New variable.
8680 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8682 (rs6000_savres_routine_sym): New function.
8683 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8685 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8686 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8687 Tweak FPR out-of-line saving.
8688 (rs6000_make_savres_rtx): New function.
8689 (rs6000_use_multiple_p): New function.
8690 (rs6000_savres_strategy): New function.
8691 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8692 out-of-line if appropriate.
8693 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8694 if we are optimizing for size.
8695 (GP_SAVE_INLINE): Define.
8696 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8697 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8698 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8699 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8700 (*save_fpregs_<mode>): Add use of r11.
8701 (*restore_gpregs_<mode>): New insn.
8702 (*return_and_restore_gpregs_<mode>): New insn.
8703 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8705 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8706 (*restore_gpregs_spe): New insn.
8707 (*return_and_restore_gpregs_spe): New insn.
8708 * config/rs6000/predicates.md (save_world_operation): Fix check.
8710 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8712 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8713 this point, so assert that.
8715 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8717 * cfganal.c: Include vec.h and vecprim.h.
8718 (compute_idf): Import from...
8719 * tree-into-ssa (compute_idf): ...here.
8720 * basic-block.h (compute_idf): Export.
8722 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8724 * c-decl.c (merge_decls): Use !current_function_decl to check for
8725 extern declaration of C99 inline function being at file scope.
8727 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8729 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8731 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8733 * alias.c (record_alias_subset, init_alias_analysis): Fix
8734 -Wc++-compat and/or -Wcast-qual warnings.
8735 * attribs.c (lookup_attribute_spec): Likewise.
8736 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8737 copy_bb, connect_traces,
8738 find_rarely_executed_basic_blocks_and_cr): Likewise.
8739 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8740 note_btr_set, migrate_btr_defs): Likewise.
8741 * builtins.c (result_vector, expand_builtin_memcpy,
8742 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8743 builtin_memset_read_str, expand_builtin_printf,
8744 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8746 * caller-save.c (mark_set_regs): Likewise.
8747 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8748 * cgraph.c (cgraph_edge): Likewise.
8749 * combine.c (likely_spilled_retval_1): Likewise.
8750 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8751 htab_counts_entry_del, get_coverage_counts): Likewise.
8752 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8753 new_cselib_val): Likewise.
8754 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8755 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8757 * df-core.c (df_compact_blocks): Likewise.
8758 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8759 * df-scan.c (df_grow_reg_info, df_ref_create,
8760 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8761 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8762 df_record_entry_block_defs, df_record_exit_block_uses,
8763 df_bb_verify): Likewise.
8764 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8765 DF_REF_EXTRACT_MODE_CONST): New.
8766 * dominance.c (get_immediate_dominator, get_dominated_by,
8767 nearest_common_dominator, root_of_dom_tree,
8768 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8769 -Wc++-compat and/or -Wcast-qual warnings.
8770 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8771 record_store, replace_read, check_mem_read_rtx, scan_insn,
8772 dse_step1, dse_record_singleton_alias_set): Likewise.
8773 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8775 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8777 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8778 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8779 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8780 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8781 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8782 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8783 file_name_acquire, output_file_names, add_const_value_attribute,
8784 premark_used_types_helper, file_table_eq, file_table_hash,
8785 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8786 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8787 -Wcast-qual warnings.
8788 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8789 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8790 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8791 gen_reg_rtx, start_sequence, init_emit): Likewise.
8792 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8793 * except.c (init_eh_for_function, gen_eh_region,
8794 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8795 arh_to_landing_pad, arh_to_label, add_action_record,
8796 add_call_site, switch_to_exception_section): Likewise.
8797 * expmed.c (synth_mult): Likewise.
8798 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8799 store_expr): Likewise.
8800 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8802 * function.c (assign_stack_temp_for_type,
8803 allocate_struct_function, match_asm_constraints_1): Likewise.
8804 * gcov-io.c (gcov_allocate): Likewise.
8805 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8806 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8807 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
8808 record_one_set, insert_expr_in_table, insert_set_in_table,
8809 dump_hash_table, compute_hash_table_work, alloc_hash_table,
8810 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
8811 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
8812 -Wcast-qual warnings.
8814 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8816 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
8817 -Wcast-qual warnings.
8818 * gcc.c (process_command): Likewise.
8819 * genattrtab.c (oballoc): Use XOBNEW.
8820 (oballocvec): Define.
8821 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
8822 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
8823 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
8824 -Wc++-compat and/or -Wcast-qual warnings.
8825 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
8826 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
8827 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
8828 gen_presence_absence_set, gen_automaton, gen_regexp_el,
8829 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
8830 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
8831 add_excls, process_presence_absence_names,
8832 process_presence_absence_patterns, add_presence_absence,
8833 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
8834 get_free_state, add_arc, get_free_automata_list_el,
8835 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
8836 transform_3, cache_presence, create_ainsns, create_automata,
8837 create_state_ainsn_table, dfa_insn_code_enlarge,
8838 output_trans_func, output_min_issue_delay_func,
8839 output_dead_lock_func, output_reset_func,
8840 output_get_cpu_unit_code_func, output_dfa_start_func,
8841 expand_automata): Likewise.
8842 * genextract.c (gen_insn): Likewise.
8843 * gengtype-lex.l: Likewise.
8844 * gengtype.c (read_input_list, adjust_field_type,
8845 process_gc_options): Likewise.
8846 * genoutput.c (note_constraint): Likewise.
8847 * genpreds.c (mangle, add_constraint): Likewise.
8848 * genrecog.c (process_define_predicate, new_decision,
8849 add_to_sequence): Likewise.
8850 * gensupport.c (record_insn_name): Likewise.
8852 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8854 * config/i386/driver-i386.c (detect_caches_amd,
8855 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
8856 and/or -Wcast-qual warnings.
8857 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
8858 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
8859 gt_pch_save): Likewise.
8860 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
8861 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
8862 * global.c (compute_regsets): Likewise.
8863 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
8864 finish_graph_dump_file): Likewise.
8865 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
8866 unlink_bb_notes): Likewise.
8867 * integrate.c (get_hard_reg_initial_val): Likewise.
8868 * ipa-prop.c (ipa_push_func_to_list): Likewise.
8869 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
8870 * local-alloc.c (update_equiv_regs): Likewise.
8871 * loop-invariant.c (check_invariant_table_size,
8872 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
8874 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
8875 altered_reg_used, mark_altered): Likewise.
8876 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
8877 insert_var_expansion_initialization,
8878 combine_var_copies_in_loop_exit, apply_opt_in_copies,
8879 release_var_copies): Likewise.
8880 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
8881 analyze_matrix_decl, add_allocation_site, analyze_transpose,
8882 analyze_accesses_for_phi_node, check_var_notmodified_p,
8883 check_allocation_function, find_sites_in_func,
8884 record_all_accesses_in_func, transform_access_sites,
8885 transform_allocation_sites): Likewise.
8886 * omp-low.c (new_omp_region, create_omp_child_function_name,
8887 check_omp_nesting_restrictions, check_combined_parallel,
8888 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
8889 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
8890 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8891 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
8893 * opts-common.c (prune_options): Likewise.
8894 * opts.c (add_input_filename, print_filtered_help,
8895 get_option_state): Likewise.
8896 * params.c (add_params): Likewise.
8897 * passes.c (set_pass_for_id, next_pass_1,
8898 do_per_function_toporder, pass_fini_dump_file): Likewise.
8899 * postreload.c (reload_cse_simplify_operands): Likewise.
8900 * predict.c (tree_predicted_by_p, tree_predict_edge,
8901 clear_bb_predictions, combine_predictions_for_bb): Likewise.
8903 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8905 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
8907 * recog.c (check_asm_operands, validate_change_1): Likewise.
8908 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
8909 subst_asm_stack_regs): Likewise.
8910 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
8911 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
8912 * regmove.c (reg_is_remote_constant_p): Likewise.
8913 * regrename.c (regrename_optimize, scan_rtx_reg,
8914 kill_clobbered_value, kill_set_value, kill_autoinc_value):
8916 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
8917 regstat_compute_calls_crossed): Likewise.
8918 * reload1.c (init_reload, new_insn_chain,
8919 has_nonexceptional_receiver, reload, copy_reloads,
8920 calculate_needs_all_insns, init_elim_table): Likewise.
8921 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
8922 * rtl.c (shallow_copy_rtx_stat): Likewise.
8923 * rtlanal.c (parms_set): Likewise.
8924 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
8925 sbitmap_resize, sbitmap_vector_alloc): Likewise.
8926 * sched-ebb.c (earliest_block_with_similiar_load,
8927 add_deps_for_risky_insns): Likewise.
8928 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
8929 schedule_region): Likewise.
8930 * see.c (eq_descriptor_pre_extension,
8931 hash_descriptor_pre_extension, hash_del_pre_extension,
8932 eq_descriptor_properties, hash_descriptor_properties,
8933 hash_del_properties, see_seek_pre_extension_expr,
8934 see_initialize_data_structures, see_print_register_properties,
8935 see_print_pre_extension_expr, see_delete_merged_def_extension,
8936 see_delete_unmerged_def_extension, see_emit_use_extension,
8937 see_pre_delete_extension, see_map_extension, see_commit_changes,
8938 see_analyze_merged_def_local_prop,
8939 see_analyze_merged_def_local_prop,
8940 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
8941 see_set_prop_merged_def, see_set_prop_unmerged_def,
8942 see_set_prop_unmerged_use, see_print_one_extension,
8943 see_merge_one_use_extension, see_merge_one_def_extension,
8944 see_store_reference_and_extension, see_update_uses_relevancy,
8945 see_update_defs_relevancy): Likewise.
8946 * statistics.c (hash_statistics_hash, hash_statistics_eq,
8947 hash_statistics_free, curr_statistics_hash): Likewise.
8948 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
8949 expand_asm_operands, expand_return, case_bit_test_cmp,
8950 expand_case): Likewise.
8951 * stor-layout.c (start_record_layout): Likewise.
8952 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
8953 gt_pch_save_stringpool): Likewise.
8954 * tree-data-ref.c (hash_stmt_vertex_info,
8955 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
8956 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
8958 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
8961 * config/i386/i386.md : Change constraints of HImode and QImode
8962 immediate operands from "i" to "n". Change SImode "ni" constraint to
8963 "i" and SImode "rmi" constraint to "g". Remove all constraints
8964 from const0_operand and const1_operand predicated operands.
8965 (i): Change QImode and HImode attribute from "i" to "n".
8966 (*subqi_2): Change HImode operands to QImode.
8969 2008-06-25 Olivier Hainque <hainque@adacore.com>
8971 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
8974 2008-06-25 Richard Guenther <rguenther@suse.de>
8976 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
8977 not overflow the result type.
8979 2008-06-25 Richard Guenther <rguenther@suse.de>
8981 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
8982 (vn_lookup): Likewise.
8984 2008-06-25 Richard Guenther <rguenther@suse.de>
8986 PR tree-optimization/35518
8987 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8988 * tree-sra.c (instantiate_element): Use fold_build3 to build
8990 (try_instantiate_multiple_fields): Likewise.
8992 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8994 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8997 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8999 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9000 use_backchain_to_restore_sp to true
9001 if the offset of the link register save area would go over the 32k - 1
9002 offset limit of the load
9005 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9007 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9008 anchor for the type-punning blurb. Cross-reference "Structures
9009 unions enumerations and bit-fields implementation". Provide a
9010 cast-through-pointer example. Make final sentence self-contained.
9011 * doc/implement-c.texi (Structures unions enumerations and
9012 bit-fields implementation): Cross-reference the type-punning blurb
9013 in the -fstrict-aliasing documentation.
9015 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9018 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9019 the memory instead of the memory itself for the save area.
9021 2008-06-24 Olivier Hainque <hainque@adacore.com>
9022 Nicolas Roche <roche@adacore.com>
9024 * gengtype.c (srcdir_len): size_t instead of int.
9025 (get_file_realbasename): New function. For F a filename, the real
9026 basename of F, with all the path components stripped.
9027 (get_file_srcdir_relative_path): New function. For F a filename, the
9028 relative path to F from $(srcdir).
9029 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9030 get_file_realbasename. Adjust the head comment.
9031 (get_prefix_langdir_index): New function. For F a filename, return the
9032 lang_dir_names[] relative index of the language directory that is
9034 (get_file_langdir): For F a filename, return the name of the language
9035 directory where F is located.
9036 (get_file_gtfilename): New function. The gt- output file name for an
9038 (get_output_file_with_visibility): Replace in-line computations with
9039 uses of get_file_gtfilename and get_prefix_langdir_index.
9040 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9042 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9044 PR tree-optimization/36504
9045 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9046 references without base address.
9048 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9051 * calls.c (expand_call): Increase alignment for recursive functions.
9053 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9055 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9056 (TARGET_FUNCTION_VALUE): New define.
9057 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9058 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9060 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9062 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9063 (fmod<mode>3): Ditto.
9064 (remainderxf3): Ditto.
9065 (remainder<mode>3): Ditto.
9067 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9070 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9071 REG is a hard register.
9073 PR tree-optimization/36508
9074 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9075 499, don't check it at all in release compilers.
9077 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9079 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9080 together with SSE_TARGET_MATH to disable insn pattern.
9081 (*fop_<MODEF:mode>_2_i387): Ditto.
9082 (*fop_<MODEF:mode>_3_i387): Ditto.
9084 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9086 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9088 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9091 * gimplify.c (gimplify_asm_expr): Check the return code of
9092 parse_output_constraint call, set function return and is_inout
9095 2008-06-22 Ian Lance Taylor <iant@google.com>
9097 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9098 (narrowest_signed_type): Likewise.
9099 * c-typeck.c (c_common_type): Change local variable mclass to enum
9101 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9102 tcc_comparison, not the tree code itself.
9103 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9104 (c_expand_expr): Cast modifier to enum expand_modifier.
9105 * c-common.h (C_RID_CODE): Add casts.
9106 (C_SET_RID_CODE): Define.
9107 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9108 (c_lex_one_token): Add cast to avoid warning.
9109 (c_parser_objc_type_name): Rename local typename to type_name.
9110 (check_no_duplicate_clause): Change code parameter to enum
9112 (c_parser_omp_var_list_parens): Change kind parameter to enum
9114 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9115 c_parser_omp_list_var_parens.
9116 (c_parser_omp_threadprivate): Likewise.
9117 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9118 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9119 * c-format.c (NO_FMT): Define.
9120 (printf_length_specs): Use NO_FMT.
9121 (asm_fprintf_length_specs): Likewise.
9122 (gcc_diag_length_specs): Likewise.
9123 (scanf_length_specs): Likewise.
9124 (strfmon_length_specs): Likewise.
9125 (gcc_gfc_length_specs): Likewise.
9126 (printf_flag_specs): Change 0 to STD_C89.
9127 (asm_fprintf_flag_specs): Likewise.
9128 (gcc_diag_flag_specs): Likewise.
9129 (gcc_cxxdiag_flag_specs): Likewise.
9130 (scanf_flag_specs): Likewise.
9131 (strftime_flag_specs): Likewise.
9132 (strfmon_flag_specs): Likewise.
9133 (print_char_table): Likewise.
9134 (asm_fprintf_char_table): Likewise.
9135 (gcc_diag_char_table): Likewise.
9136 (gcc_tdiag_char_table): Likewise.
9137 (gcc_cdiag_char_table): Likewise.
9138 (gcc_cxxdiag_char_table): Likewise.
9139 (gcc_gfc_char_table): Likewise.
9140 (scan_char_table): Likewise.
9141 (time_char_table): Likewis.
9142 (monetary_char_table): Likewise.
9143 * c-format.h (BADLEN): Likewise.
9145 2008-06-21 Ian Lance Taylor <iant@google.com>
9147 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9148 Define END_OF_BASE_TREE_CODES around inclusion.
9149 * tree.c (tree_code_type): New global array.
9150 (tree_code_length, tree_code_name): Likewise.
9151 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9153 (all-tree.def, s-alltree): New targets.
9154 (gencheck.h, s-gencheck): Remove.
9155 (tree.o): Depend upon all-tree.def.
9156 (build/gencheck.o): Remove gencheck.h dependency.
9157 (mostlyclean): Don't remove gencheck.h.
9158 * c-common.h (enum c_tree_code): Remove.
9159 * c-lang.c (tree_code_type): Remove.
9160 (tree_code_length, tree_code_name): Remove.
9161 * gencheck.c (tree_codes): Include all-tree.def, rather than
9162 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9164 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9166 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9167 (operator_name_info): Size to MAX_TREE_CODES.
9168 (assignment_operator_name_info): Likewise.
9169 * cp/cp-lang.c (tree_code_type): Remove.
9170 (tree_code_length, tree_code_name): Remove.
9171 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9172 (assignment_operator_name_info): Likewise.
9173 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9175 * cp/mangle.c (write_expression): Likewise.
9176 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9177 * fortran/f95-lang.c (tree_code_type): Remove.
9178 (tree_code_length, tree_code_name): Remove.
9179 * java/java-tree.h (enum java_tree_code): Remove.
9180 * java/lang.c (tree_code_type): Remove.
9181 (tree_code_length, tree_code_name): Remove.
9182 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9183 * objc/objc-act.h (enum objc_tree_code): Remove.
9184 * objc/objc-lang.c (tree_code_type): Remove.
9185 (tree_code_length, tree_code_name): Remove.
9186 * objcp/objcp-lang.c (tree_code_type): Remove.
9187 (tree_code_length, tree_code_name): Remove.
9188 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9189 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9190 * ada/misc.c (tree_code_type): Remove.
9191 (tree_code_length, tree_code_name): Remove.
9193 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9195 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9196 the grand_bitmap_obstack.
9198 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9200 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9201 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9202 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9203 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9204 move_stmt_r, new_label_mapper): Likewise.
9205 * tree-complex.c (cvc_lookup): Likewise.
9206 * tree-dfa.c (create_function_ann): Likewise.
9207 * tree-dump.c (dump_register): Likewise.
9208 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9209 find_phi_replacement_condition): Likewise.
9210 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9211 tree_function_versioning): Likewise.
9212 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9213 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9214 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9215 get_nonlocal_debug_decl, convert_nonlocal_reference,
9216 convert_nonlocal_omp_clauses, get_local_debug_decl,
9217 convert_local_reference, convert_local_omp_clauses,
9218 convert_nl_goto_reference, convert_nl_goto_receiver,
9219 convert_tramp_reference, convert_call_expr): Likewise.
9220 * tree-outof-ssa.c (contains_tree_r): Likewise.
9221 * tree-parloops.c (reduction_phi, initialize_reductions,
9222 eliminate_local_variables_1, add_field_for_reduction,
9223 add_field_for_name, create_phi_for_local_result,
9224 create_call_for_reduction_1, create_loads_for_reductions,
9225 create_stores_for_reduction, create_loads_and_stores_for_name):
9227 * tree-phinodes.c (allocate_phi_node): Likewise.
9228 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9229 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9230 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9231 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9232 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9233 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9234 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9235 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9236 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9237 vn_nary_op_insert): Likewise.
9238 * tree-ssa.c (redirect_edge_var_map_add,
9239 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9240 * tree-vectorizer.c (vectorize_loops): Likewise.
9241 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9242 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9243 tree_cons_stat, build1_stat, build_variant_type_copy,
9244 decl_init_priority_lookup, decl_fini_priority_lookup,
9245 decl_priority_info, decl_restrict_base_lookup,
9246 decl_restrict_base_insert, decl_debug_expr_lookup,
9247 decl_debug_expr_insert, decl_value_expr_lookup,
9248 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9249 type_hash_add, get_file_function_name, tree_check_failed,
9250 tree_not_check_failed, tree_range_check_failed,
9251 omp_clause_range_check_failed, build_omp_clause,
9252 build_vl_exp_stat): Likewise.
9253 * value-prof.c (gimple_histogram_value,
9254 gimple_duplicate_stmt_histograms): Likewise.
9255 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9256 unshare_variable, variable_union_info_cmp_pos, variable_union,
9257 dataflow_set_different_1, dataflow_set_different_2,
9258 vt_find_locations, variable_was_changed, set_variable_part,
9259 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9260 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9261 section_entry_hash, object_block_entry_eq,
9262 object_block_entry_hash, create_block_symbol,
9263 initialize_cold_section_name, default_function_rodata_section,
9264 strip_reg_name, set_user_assembler_name, const_desc_eq,
9265 build_constant_desc, output_constant_def, lookup_constant_def,
9266 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9267 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9268 default_internal_label): Likewise.
9269 * varray.c (varray_init, varray_grow): Likewise.
9270 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9272 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9274 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9275 operators for "test" insn. Macroize insn using SWI mode macro.
9276 (*jcc_fused_2): Ditto.
9277 (*jcc_fused_3): Macroize insn using SWI mode macro.
9278 (*jcc_fused_4): Ditto.
9280 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9282 * tree-ssa-pre.c: Fix typo in comment.
9283 (init_antic, fini_antic): Add explicit funtions for
9284 initializing and deinitializing ANTIC and AVAIL sets.
9285 (create_expression_by_pieces): Fix typo in comment.
9286 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9287 (execute_pre): Eventually dump details about ANTIC_IN.
9289 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9291 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9292 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9293 add_to_obstack, file_at_path, find_a_file, execute,
9294 add_preprocessor_option, add_assembler_option, add_linker_option,
9295 process_command, insert_wrapper, do_option_spec, do_self_spec,
9296 spec_path, do_spec_1, is_directory, main, used_arg,
9297 getenv_spec_function): Likewise.
9298 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9299 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9302 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9304 * doc/rtl.texi: Updated subreg section.
9306 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9309 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9310 node->needed and node->reachable.
9311 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9312 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9313 (expand_task_call): Don't call expand_task_copyfn.
9314 (expand_task_copyfn): Renamed to...
9315 (finalize_task_copyfn): ... this.
9317 2008-06-19 Jan Hubicka <jh@suse.cz>
9319 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9320 clobbering framepointer.
9322 2008-06-19 Jan Hubicka <jh@suse.cz>
9324 * tree-optimize.c (execute_early_local_optimizations): Set
9325 cgraph_state only at first invocation.
9327 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9329 * system.h (-Wc++-compat): Activate as a warning, no an error.
9331 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9333 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9334 instead of "#" in insn asm template.
9335 (*jcc_fused_2): Ditto.
9337 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9339 * config/i386/i386.h (ix86_tune_indices)
9340 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9341 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9342 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9343 (*jcc_fused_2): Ditto.
9344 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9345 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9346 (print operand): Handle 'E' and 'e' code.
9348 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9350 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9351 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9352 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9354 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9356 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9358 (cgraph_expand_function): Use local copy of decl.
9359 (cgraph_expand_all_functions): Remove redundant initialization of
9361 (cgraph_optimize): Reword internal_error message.
9363 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9365 * arm-protos.h (arm_return_in_memory): Remove public
9366 arm_return_in_memory() prototype.
9367 * arm.c (arm_return_in_memory): Add static prototype, add target
9368 hook macro, change definition and comments.
9369 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9371 2008-06-19 Ben Elliston <bje@au.ibm.com>
9373 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9374 real.c: Remove references to IEEE 754R.
9375 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9376 * doc/libgcc.texi (Decimal float library routines): Likewise.
9378 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9380 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9381 (default_unwind_word_mode): Add prototype.
9382 * targhooks.c (default_unwind_word_mode): New function.
9383 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9384 instead of word_mode.
9385 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9386 (TARGET_INITIALIZER): Use it.
9388 * c-common.c (handle_mode_attribute): Support "unwind_word"
9390 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9392 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9393 word_mode to access SjLj_Function_Context member "data".
9394 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9395 conversion from targetm.eh_return_filter_mode () to
9396 targetm.unwind_word_mode () if they differ.
9398 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9399 (BT_FN_UNWINDWORD_PTR): New function type.
9400 (BT_FN_WORD_PTR): Remove.
9401 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9402 * except.c (expand_builtin_extend_pointer): Convert pointer to
9403 targetm.unwind_word_mode () instead of word_mode.
9405 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9406 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9407 (spu_unwind_word_mode): New function.
9408 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9409 (TARGET_UNWIND_WORD_MODE): Define.
9410 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9412 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9414 * config/spu/spu.c (reg_align): Remove.
9415 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9416 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9417 (spu_split_store): Likewise.
9419 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9421 * gcc/tree-vn.c: Fix typo in comment.
9423 2008-06-18 Jan Hubicka <jh@suse.cz>
9425 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9426 toplevel reorder too.
9428 2008-06-18 Jan Hubicka <jh@suse.cz>
9430 * c-opts.c (c_common_post_options): PCH is not compatible with
9432 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9433 -fno-toplevel-reorder by default now.
9435 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9437 PR documentation/30739
9438 * doc/install.texi (Prerequisites): Document dependency on awk.
9440 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9441 Ian Lance Taylor <iant@google.com>
9443 PR rtl-optimization/35604
9444 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9445 only want to change jump destinations, not eventual label comparisons.
9447 2008-06-16 Jan Hubicka <jh@suse.cz>
9449 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9451 (cgraph_analyze_function): Likewise.
9453 2008-06-16 Jan Hubicka <jh@suse.cz>
9455 * cgraph.h (cgraph_mark_if_needed): New function.
9456 * cgraphunit.c (cgraph_mark_if_needed): New function.
9457 * c-decl.c (duplicate_decl): Use it.
9459 2008-06-16 Jan Hubicka <jh@suse.cz>
9461 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9464 2008-06-16 Jan Hubicka <jh@suse.cz>
9466 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9468 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9469 Kazu Hirata <kazu@codesourcery.com>
9470 Maxim Kuvyrkov <maxim@codesourcery.com
9472 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9473 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9474 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9475 EXTRA_SPEC_FUNCTIONS.
9476 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9477 (DRIVER_SELF_SPECS): Adjust.
9478 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9479 * config/mips/st.h, config/mips/t-st: New.
9480 * config/mips/driver-native.c, config/mips/x-native: New.
9481 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9484 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9486 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9488 (ISA_HAS_FP_CONDMOVE): New macro.
9489 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9490 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9491 (ISA_HAS_NMADD3_NMSUB3): New macro.
9492 * config/mips/mips.c (mips_rtx_costs): Update.
9493 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9494 compiling for ST Loongson 2E/2F.
9495 (madd<mode>): Rename to madd4<mode>. Update.
9496 (madd3<mode>): New pattern.
9497 (msub<mode>): Rename to msub4<mode>. Update.
9498 (msub3<mode>): New pattern.
9499 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9500 (nmadd3<mode>): New pattern.
9501 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9502 (nmadd3<mode>_fastmath): New pattern.
9503 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9504 (nmsub3<mode>): New pattern.
9505 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9506 (nmsub3<mode>_fastmath): New pattern.
9507 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9509 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9511 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9512 (DF_REF_INSN_INFO): New.
9513 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9514 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9515 with a NULL DF_REF_INSN_INFO.
9516 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9518 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9519 DF_INSN_INFO_EQ_USES): New.
9520 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9521 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9522 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9523 * df-core.c: Update comment for above changes.
9524 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9525 DF_INSN_UID_* macros.
9526 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9527 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9528 insn rtx. Update all callers.
9529 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9530 df_ref_create_structure, df_insn_refs_collect): Likewise.
9531 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9532 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9533 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9534 macros to access the insn refs.
9535 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9536 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9537 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9538 for accessing the refs.
9539 (try_fwprop_subst): Likewise.
9540 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9541 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9542 for accessing the refs.
9543 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9544 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9545 to look at the insn refs.
9546 (record_uses): Likewise.
9547 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9549 (mark_artificial_uses): Don't mark_insn for artificial refs.
9550 (mark_reg_rependencies): Likewise.
9552 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9554 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9556 * configure: Regenerate.
9558 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9560 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9561 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9562 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9564 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9566 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9567 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9568 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9570 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9572 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9573 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9574 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9576 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9578 * tree-ssa-sccvn.c: Fix format of comments.
9580 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9582 * cgraph.c: Remove unneeded forward declarations of eq_node()
9585 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9587 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9589 (see_update_relevancy): Likewise.
9590 * fwprop.c (try_fwprop_subst): Likewise.
9591 * rtlanal.c (noop_move_p): Likewise.
9592 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9593 notes to non-existing libcall blocks.
9594 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9596 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9597 (dead_libcall_p): Remove.
9598 (delete_trivially_dead_insns): Don't use it.
9599 * web.c (union_defs): Remove comment about keeping nops.
9600 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9601 (compute_hash_table_work): Don't track libcall notes.
9602 (do_local_cprop): Don't take libcall pointers. Don't update
9604 (adjust_libcall_notes): Deleted.
9605 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9606 ever have existed in the first place).
9607 (replace_store_insn): Don't try to remove libcall notes.
9608 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9609 (resolve_reg_notes): Don't call them.
9610 (resolve_simple_move): Likewise.
9611 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9612 Don't remove REG_RETVAL notes.
9613 * emit-rtl.c (try_split): Don't update libcall notes.
9614 (emit_copy_of_insn_after): Dito.
9615 * cselib.c (cselib_current_insn_in_libcall): Remove.
9616 (cselib_process_insn): Don't set/clear it.
9617 (new_elt_loc_list): Don't record it.
9618 (cselib_init): Don't initialize it.
9619 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9620 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9622 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9623 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9624 (init_deps): Don't initialize it.
9625 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9626 * combine.c (delete_noop_moves): Don't update libcall notes.
9627 (can_combine_p): Remove now pointless #if 0 block.
9628 (try_combine): Remove another obsolete #if 0 block.
9629 (distribute_notes): Don't distribute libcall notes.
9630 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9631 * dce.c (libcall_dead_p): Remove.
9632 (delete_unmarked_insns): Don't handle libcall blocks.
9633 (preserve_libcall_for_dce): Remove.
9634 (prescan_insns_for_dce): Don't special-case libcall block insns.
9635 * reload1 (reload): Don't handle libcall notes.
9636 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9639 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9641 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9642 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9643 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9645 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9647 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9648 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9649 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9651 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9653 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9655 2008-06-16 Ira Rosen <irar@il.ibm.com>
9657 PR tree-optimization/36493
9658 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9659 the arguments list. Use VECTYPE to create vector pointer.
9660 (vectorizable_store): Fail if accesses through a pointer to vectype
9661 do not alias the original memory reference operands.
9662 Call vect_create_data_ref_ptr without the removed argument.
9663 (vectorizable_load): Likewise.
9664 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9667 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9670 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9673 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9675 * config/mips/loongson2ef.md: New file.
9676 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9677 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9678 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9679 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9680 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9682 (loongson2ef.md): New include.
9683 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9684 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9685 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9686 (loongson_gt_<mode>, loongson_extract_halfword)
9687 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9688 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9689 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9690 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9691 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9692 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9693 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9694 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9695 (vec_interleave_low<mode>): Define type attribute.
9696 * config/mips/mips.c (mips_ls2): New static variable.
9697 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9698 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9699 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9700 Implement target scheduling hooks.
9701 (mips_multipass_dfa_lookahead): Update to handle tuning for
9703 (mips_sched_init): Initialize data for Loongson scheduling.
9704 (mips_ls2_variable_issue): New static function.
9705 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9707 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9708 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9709 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9710 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9711 Handle ST Loongson 2E/2F cores.
9712 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9714 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9716 * omp-low.c (extract_omp_for_data): Fix comment typo.
9719 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9721 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9722 FIXME note about gcc/config.guess.
9723 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9724 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9725 * doc/cppopts.texi: Likewise.
9726 * doc/extend.texi: Likewise.
9727 * doc/gcc.texi: Likewise.
9728 * doc/gccint.texi: Likewise.
9729 * doc/gcov.texi: Likewise.
9730 * doc/gty.texi: Likewise.
9731 * doc/hostconfig.texi: Likewise.
9732 * doc/install.texi: Likewise.
9733 * doc/invoke.texi: Likewise.
9734 * doc/loop.texi: Likewise.
9735 * doc/makefile.texi: Likewise.
9736 * doc/md.texi: Likewise.
9737 * doc/passes.texi: Likewise.
9738 * doc/tm.texi: Likewise.
9739 * doc/tree-ssa.texi: Likewise.
9740 * doc/trouble.texi: Likewise.
9742 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9743 Nathan Sidwell <nathan@codesourcery.com>
9744 Maxim Kuvyrkov <maxim@codesourcery.com>
9745 Richard Sandiford <rdsandiford@googlemail.com>
9747 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9748 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9749 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9751 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9752 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9753 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9755 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9756 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9757 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9758 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9759 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9760 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9761 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9762 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9763 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9764 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9765 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9766 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9767 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9768 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9769 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9770 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9771 (mips_builtins): Add Loongson builtins.
9772 (mips_loongson_2ef_bdesc): New.
9773 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9774 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9775 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9776 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9778 (mips_expand_vector_init): New.
9779 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9780 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9782 * config/mips/mips.md: Add unspec numbers for Loongson
9783 builtins. Include loongson.md.
9784 (MOVE64): Include Loongson vector modes.
9785 (SPLITF): Include Loongson vector modes.
9786 (HALFMODE): Handle Loongson vector modes.
9787 * config/mips/loongson.md: New.
9788 * config/mips/loongson.h: New.
9789 * config.gcc: Add loongson.h header for mips*-*-* targets.
9790 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9792 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9794 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9795 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9796 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9797 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9798 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9799 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9800 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9801 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9802 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9803 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9804 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9805 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9806 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9807 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
9808 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
9809 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
9810 Remove use_fixproto=yes.
9811 (ia64*-*-hpux*): Remove comment about using fixproto.
9812 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
9814 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9816 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
9818 * configure: Regenerate.
9820 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
9823 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
9824 before evaluating it.
9826 2008-06-13 Jakub Jelinek <jakub@redhat.com>
9829 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
9830 nested inline functions.
9831 (start_decl, start_function): Don't invert DECL_EXTERNAL
9832 for nested inline functions.
9834 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9836 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
9837 splits that must be made for correctness.
9839 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
9841 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
9842 (AVAIL_NON_MIPS16): Likewise.
9843 (mips_builtin_description): Replace target_flags with a predicate.
9844 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
9845 (dspr2_32): New availability predicates.
9846 (MIPS_BUILTIN): New macro.
9847 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
9848 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
9849 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
9850 Replace the TARGET_FLAGS parameters with AVAIL parameters.
9851 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
9852 (mips_dsp_32only_bdesc): Merge into...
9853 (mips_builtins): ...this new array.
9854 (mips_bdesc_map, mips_bdesc_arrays): Delete.
9855 (mips_init_builtins): Update after above changes.
9856 (mips_expand_builtin_1): Merge into...
9857 (mips_expand_builtin): ...here and update after above changes.
9859 2008-06-12 Paul Brook <paul@codesourcery.com>
9861 * longlong.h (__arm__): Define count_leading_zeros.
9862 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
9863 (clzsi2, clzdi2): New functions.
9864 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
9865 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
9866 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
9867 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
9868 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
9869 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
9870 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
9871 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9872 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
9873 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
9875 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
9877 * config/m68k/m68k.c (m68k_tune_flags): New.
9878 (override_options): Compute m68k_tune_flags.
9879 (MULL_COST, MULW_COST): Update for various variants of CFV2.
9880 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
9882 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9885 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
9887 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9889 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
9890 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
9892 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9894 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
9895 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
9897 2008-06-12 Jakub Jelinek <jakub@redhat.com>
9900 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
9903 2008-06-12 Richard Guenther <rguenther@suse.de>
9905 PR tree-optimization/36345
9906 * tree-flow.h (struct ptr_info_def): Align escape_mask,
9907 add memory_tag_needed flag.
9908 (may_alias_p): Declare.
9909 * tree-ssa-alias.c (may_alias_p): Export.
9910 (set_initial_properties): Use memory_tag_needed flag.
9911 (update_reference_counts): Likewise.
9912 (reset_alias_info): Reset memory_tag_needed flag.
9913 (create_name_tags): Check memory_tag_needed flag.
9914 (dump_points_to_info_for): Dump it.
9915 * tree-ssa-structalias.c (struct variable_info): Remove
9916 directly_dereferenced flag.
9917 (new_var_info): Do not initialize it.
9918 (process_constraint_1): Do not set it.
9919 (update_alias_info): Set is_dereferenced flag.
9920 (set_uids_in_ptset): Use may_alias_p.
9921 (set_used_smts): Check memory_tag_needed flag.
9922 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
9923 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
9924 memory_tag_needed flag.
9925 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
9928 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
9930 * config/i386/i386.c (ix86_compute_frame_layout): Disable
9931 red zone for w64 abi.
9932 (ix86_expand_prologue): Likewise.
9933 (ix86_force_to_memory): Likewise.
9934 (ix86_free_from_memory): Likewise.
9936 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
9939 * config/rs6000/rs6000.c (rs6000_override_options): Set
9940 rs6000_isel conditionally to the absence of comand line override.
9941 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9942 Remove duplicate rs6000_isel setting.
9943 * config/rs6000/eabispe.h: Ditto.
9945 2008-06-11 Richard Guenther <rguenther@suse.de>
9947 * alias.c (get_alias_set): Use the element alias-set for arrays.
9948 (record_component_aliases): For arrays and vectors do nothing.
9949 * c-common.c (strict_aliasing_warning): Handle the cases
9950 of alias set zero explicitly.
9951 * Makefile.in (dfp.o-warn): Add -Wno-error.
9953 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9955 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
9957 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
9958 tune_32 tune_64 to supported_defaults. Allow values not
9959 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
9960 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9961 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
9962 with_cpu_64 to generic for 64-bit-supporting configurations, not
9963 with_cpu. Remove FIXMEs.
9964 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
9965 --with-arch-64, --with-tune-32, --with-tune-64): Document.
9966 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
9967 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
9968 arch_32 and arch_64.
9970 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
9971 Olivier Hainque <hainque@adacore.com>
9973 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
9974 Use DECL_SIZE_UNIT to retrieve the size of the field.
9976 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9978 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
9979 with function calls after declarations. Lay out
9980 neon_float_type_node before further use.
9982 2008-06-11 Richard Guenther <rguenther@suse.de>
9984 * tree-flow.h (may_point_to_global_var): Declare.
9985 * tree-ssa-alias.c (may_point_to_global_var): New function.
9986 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9988 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9990 * configure.ac: Teach that fido supports .debug_line.
9991 * configure: Regenerate.
9993 2008-06-10 Tom Tromey <tromey@redhat.com>
9995 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9998 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10000 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10001 (encode_decimal64, decode_decimal64, encode_decimal128,
10002 decode_decimal128): Reverse order of 32-bit parts of value if host
10003 and target endianness differ.
10005 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10007 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10008 Avoid division by 0.
10009 (tree_mod_pow2_value_transform): Likewise.
10010 (tree_ic_transform): Likewise.
10011 (tree_stringops_transform): Likewise.
10012 (tree_mod_subtract_transform): Likewise.
10013 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10014 (copy_edges_for_bb): Likewise.
10015 (initialize_cfun): Likewise.
10017 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10019 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10020 nonmemory_operand. Add "N" operand constraint.
10022 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10023 (*jcc_btsi_mask): Ditto.
10024 (*jcc_btsi_mask_1): Ditto.
10026 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10028 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10029 TYPE_CANONICAL for copied element type.
10031 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10034 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10035 Add m_CORE2 and m_GENERIC.
10036 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10037 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10039 (*jcc_btdi_rex64): New instruction and split pattern.
10040 (*jcc_btsi): Ditto.
10041 (*jcc_btsi_1): Ditto.
10042 (*btsq): Fix Intel asm dialect operand order.
10046 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10048 PR middle-end/36447
10049 * simplify-rtx.c (simplify_subreg): Add check for shift count
10052 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10054 * doc/md.texi: Synchronize with later constraints.md change.
10055 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10056 with a C implementation.
10057 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10059 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10060 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10061 when moving to and from MD_REGNUM.
10062 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10063 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10064 Handle byte and halfword moves.
10065 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10067 * config/mips/constraints.md (h): Turn into NO_REGS.
10068 (l, x): Update documentation.
10069 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10070 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10071 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10072 (HILO): New mode iterator.
10074 (any_div): New code iterator.
10075 (u): Extend code attribute to div and udiv.
10076 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10077 d_operand in the splitters. Remove redundant CONST_INT checks.
10078 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10079 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10080 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10081 accordingly, using normal moves instead of unspecs to move LO into
10082 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10083 (<u>mulsidi3): Handle expansion in C code.
10084 (<u>mulsidi3_32bit_internal): Rename to...
10085 (<u>mulsidi3_32bit): ...this.
10086 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10087 (*<u>mulsidi3_64bit): Rename to...
10088 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10089 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10090 to set LO and HI to the multiplication result. Use a normal move
10091 for MFLO and an unspec for MFHI.
10092 (*<u>mulsidi3_64bit_parts): Replace with...
10093 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10094 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10095 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10096 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10097 instead of HI. Split the instruction into a separate multiplication
10098 and MFHI if !TARGET_FIX_R4000.
10099 (<su>muldi3_highpart): Likewise.
10100 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10101 and the "=h" clobber.
10102 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10103 (<u>mulditi3): New expander.
10104 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10105 (madsi): Remove "=h" clobber.
10106 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10107 Force the modulus result to be a GPR and split the instruction into
10108 a division followed by an MFHI after reload.
10109 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10110 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10111 the MIPS16 HIGH define_split.
10112 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10113 of acc<->gpr moves to "multi".
10114 (*movdi_64bit): Replace the single "x" alternative with
10115 alternatives for moving into and out of "a".
10116 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10117 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10118 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10119 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10120 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10121 (movti): New expander.
10122 (*movti, *movti_mips16): New insns.
10123 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10124 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10125 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10126 * config/mips/predicates.md (fpr_operand): Delete.
10127 (d_operand): New predicate.
10129 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10131 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10132 failure on some Bourne shells.
10133 (x86_64-*-*): Ditto.
10135 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10137 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10139 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10141 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10142 (sparc-sun-solaris2*): Likewise.
10144 2008-06-09 Arnaud Charlet <charlet@adacore.com
10146 * doc/install.texi: Update requirements to build the Ada compiler.
10148 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10150 * df-scan.c (struct df_scan_problem_data): Remove the
10151 mw_link_pool alloc pool.
10152 (df_scan_free_internal): Don't free it.
10153 (df_scan_alloc): Don't allocate it.
10154 * df.h (struct df_link): Update comment.
10156 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10158 * except.h: Correct checks for when SJLJ exceptions must be used.
10160 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10162 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10165 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10167 PR tree-optimization/36218
10168 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10169 configure for the build system.
10170 (BUILD_LDFLAGS): Define.
10171 * configure: Regenerate.
10172 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10174 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10177 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10178 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10179 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10181 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10183 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10185 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10187 * config.gcc (Obsolete configurations): Remove list of
10189 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10190 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10191 targets matched by those patterns.
10192 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10193 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10194 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10195 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10196 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10197 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10198 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10199 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10200 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10201 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10202 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10203 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10204 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10205 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10206 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10207 Make code for Solaris 7 and greater unconditional for Solaris.
10208 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10209 Remove --with-* handling.
10210 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10211 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10212 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10213 LINK_OS_WINDISS_SPEC): Remove.
10214 * config/rs6000/sysv4.opt (mwindiss): Remove.
10215 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10216 * configure: Regenerate.
10217 * doc/cpp.texi: Don't mention BeOS.
10218 * doc/extend.texi (interrupt): Don't mention MS1.
10219 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10220 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10221 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10222 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10223 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10225 * doc/invoke.texi (MT Options): Remove.
10226 (-mwindiss): Remove.
10227 (CRIS Options): Remove cris-axis-aout references.
10228 (HPPA Options): Don't mention hppa1.1-*-pro.
10229 * doc/md.texi: (MorphoTech family): Remove.
10230 * libgcc2.c: Don't handle UWIN.
10231 * config/alpha/t-unicosmk: Remove.
10232 * config/alpha/unicosmk.h: Remove.
10233 * config/arm/kaos-arm.h: Remove.
10234 * config/arm/kaos-strongarm.h: Remove.
10235 * config/arm/strongarm-coff.h: Remove.
10236 * config/arm/strongarm-elf.h: Remove.
10237 * config/arm/strongarm-pe.h: Remove.
10238 * config/arm/t-strongarm-pe: Remove.
10239 * config/arm/t-xscale-coff: Remove.
10240 * config/arm/t-xscale-elf: Remove.
10241 * config/arm/xscale-coff.h: Remove.
10242 * config/arm/xscale-elf.h: Remove.
10243 * config/chorus.h: Remove.
10244 * config/cris/aout.h: Remove.
10245 * config/cris/aout.opt: Remove.
10246 * config/cris/t-aout: Remove.
10247 * config/i386/beos-elf.h: Remove.
10248 * config/i386/kaos-i386.h: Remove.
10249 * config/i386/ptx4-i.h: Remove.
10250 * config/i386/sco5.h: Remove.
10251 * config/i386/sco5.opt: Remove.
10252 * config/i386/sysv4-cpp.h: Remove.
10253 * config/i386/sysv5.h: Remove.
10254 * config/i386/t-beos: Remove.
10255 * config/i386/t-sco5: Remove.
10256 * config/i386/t-uwin: Remove.
10257 * config/i386/uwin.asm: Remove.
10258 * config/i386/uwin.h: Remove.
10259 * config/kaos.h: Remove.
10260 * config/mips/windiss.h: Remove.
10261 * config/mt: Remove directory.
10262 * config/pa/pa-osf.h: Remove.
10263 * config/pa/pa-pro-end.h: Remove.
10264 * config/pa/t-pro: Remove.
10265 * config/ptx4.h: Remove.
10266 * config/rs6000/beos.h: Remove.
10267 * config/rs6000/kaos-ppc.h: Remove.
10268 * config/rs6000/t-beos: Remove.
10269 * config/rs6000/windiss.h: Remove.
10270 * config/sh/kaos-sh.h: Remove.
10271 * config/sol2-6.h: Remove.
10272 * config/sparc/sol26-sld.h: Remove.
10273 * config/sparc/sysv4-only.h: Remove.
10274 * config/vax/bsd.h: Remove.
10275 * config/vax/t-memfuncs: Remove.
10276 * config/vax/ultrix.h: Remove.
10277 * config/vax/vaxv.h: Remove.
10278 * config/windiss.h: Remove.
10280 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10282 PR rtl-optimization/36438
10283 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10284 for vector shifts with constant scalar shift operands.
10286 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10288 * doc/invoke.texi: Document -march=xlr.
10289 * config/mips/xlr.md: New file.
10290 * config/mips/mips.md: Include it.
10292 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10293 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10294 (mips_rtx_cost_data): Likewise.
10296 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10298 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10299 PRE_INC and PRE_DEC cases.
10301 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10303 PR rtl-optimization/36419
10304 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10305 the emitting jump insn.
10308 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10309 is not bool, boolify the whole *expr_p and convert to the desired type.
10311 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10313 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10314 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10315 Add omp_private_outer_ref hook, add another argument to
10316 omp_clause_default_ctor hook.
10317 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10318 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10319 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10320 hook_tree_tree_tree_tree_null.
10321 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10322 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10323 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10324 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10325 * tree.def (OMP_TASK): New tree code.
10326 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10327 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10328 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10329 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10330 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10331 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10332 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10333 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10334 (OMP_DIRECTIVE_P): Add OMP_TASK.
10335 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10336 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10337 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10338 and OMP_CLAUSE_UNTIED entries.
10339 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10341 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10342 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10343 * tree-pretty-print.c (dump_omp_clause): Handle
10344 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10345 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10346 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10347 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10348 warning about unsigned iterators. Change decl/init/cond/incr
10349 arguments to TREE_VECs, check arguments for all collapsed loops.
10350 (c_finish_omp_taskwait): New function.
10351 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10353 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10354 default_function_array_conversion on init. Add par_clauses argument.
10355 If decl is present in parallel's lastprivate clause, change it to
10356 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10357 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10358 collapse count in clauses.
10359 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10360 c_parser_omp_for_loop callers.
10361 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10362 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10363 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10364 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10366 (c_parser_omp_clause_schedule): Handle schedule(auto).
10367 Include correct location in the error message.
10368 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10369 and PRAGMA_OMP_CLAUSE_UNTIED.
10370 (OMP_TASK_CLAUSE_MASK): Define.
10371 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10372 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10373 * tree-nested.c (convert_nonlocal_omp_clauses,
10374 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10375 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10376 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10377 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10379 (conver_nonlocal_reference, convert_local_reference,
10380 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10381 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10382 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10383 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10384 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10385 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10386 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10387 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10388 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10390 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10391 * c-common.h (c_finish_omp_taskwait): New prototype.
10392 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10393 * tree-parloops.c (create_parallel_loop): Create 1 entry
10394 vectors for OMP_FOR_{INIT,COND,INCR}.
10395 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10396 (make_edges): Handle OMP_TASK.
10397 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10398 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10399 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10400 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10401 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10402 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10403 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10404 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10405 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10406 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10407 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10408 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10409 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10410 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10411 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10412 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10413 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10414 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10415 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10416 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10417 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10418 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10419 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10420 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10421 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10422 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10423 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10424 original iterator is present in lastprivate clause or if
10425 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10426 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10427 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10428 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10429 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10430 if it is set, lookup var in outer contexts too. Handle
10431 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10432 to be implicitly determined firstprivate for task regions.
10433 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10434 if it is set, lookup var in outer contexts too. Set
10435 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10436 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10437 OMP_CLAUSE_UNTIED. Take region_type as last argument
10438 instead of in_parallel and in_combined_parallel.
10439 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10441 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10442 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10443 (new_omp_context): Set default_kind to
10444 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10445 (omp_region_type): New enum.
10446 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10447 fields, add region_type.
10448 (new_omp_context): Take region_type as argument instead of is_parallel
10449 and is_combined_parallel.
10450 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10451 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10452 ctx->is_combined_parallel checks.
10453 (gimplify_omp_task): New function.
10454 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10456 * omp-low.c (extract_omp_for_data): Use schedule(static)
10457 for schedule(auto). Handle pointer and unsigned iterators.
10458 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10459 Add loops argument. Extract data for collapsed OMP_FOR loops.
10460 (expand_parallel_call): Assert sched_kind isn't auto,
10461 map runtime schedule to index 3.
10462 (struct omp_for_data_loop): New type.
10463 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10464 Add loop, loops, collapse and iter_type fields.
10465 (workshare_safe_to_combine_p): Disallow combined for if
10466 iter_type is unsigned long long. Don't combine collapse > 1 loops
10467 unless all bounds and steps are constant. Adjust extract_omp_for_data
10469 (expand_omp_for_generic): Handle pointer, unsigned and long long
10470 iterators. Handle collapsed OMP_FOR loops. Adjust
10471 for struct omp_for_data changes. If libgomp function doesn't return
10472 boolean_type_node, add comparison of the return value with 0.
10473 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10474 pointer, unsigned and long long iterators. Adjust for struct
10475 omp_for_data changes.
10476 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10477 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10478 unsigned long long. Allocate loops array, pass it to
10479 extract_omp_for_data. For collapse > 1 loops use always
10480 expand_omp_for_generic.
10481 (omp_context): Add sfield_map and srecord_type fields.
10482 (is_task_ctx, lookup_sfield): New functions.
10483 (use_pointer_for_field): Use is_task_ctx helper. Change first
10484 argument's type from const_tree to tree. Clarify comment.
10485 In OMP_TASK disallow copy-in/out sharing.
10486 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10487 (install_var_field): Add mask argument. Populate both record_type
10488 and srecord_type if needed.
10489 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10491 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10492 and DECL_FIELD_OFFSET.
10493 (scan_sharing_clauses): Adjust install_var_field callers. For
10494 firstprivate clauses on explicit tasks allocate the var by value in
10495 record_type unconditionally, rather than by reference.
10496 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10497 Use is_taskreg_ctx instead of is_parallel_ctx.
10498 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10499 (create_omp_child_function_name): Add task_copy argument, use
10500 *_omp_cpyfn* names if it is true.
10501 (create_omp_child_function): Add task_copy argument, if true create
10502 *_omp_cpyfn* helper function.
10503 (scan_omp_parallel): Adjust create_omp_child_function callers.
10504 Rename parallel_nesting_level to taskreg_nesting_level.
10505 (scan_omp_task): New function.
10506 (lower_rec_input_clauses): Don't run constructors for firstprivate
10507 explicit task vars which are initialized by *_omp_cpyfn*.
10508 Pass outer var ref to omp_clause_default_ctor hook if
10509 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10510 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10511 OMP_CLAUSE_REDUCTION_INIT.
10512 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10513 avoid duplicate setting of fields. Handle
10514 OMP_CLAUSE_PRIVATE_OUTER_REF.
10515 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10516 copy-out if TREE_READONLY, only copy-in.
10517 (expand_task_copyfn): New function.
10518 (expand_task_call): New function.
10519 (struct omp_taskcopy_context): New type.
10520 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10522 (lower_omp_parallel): Rename to...
10523 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10524 Call create_task_copyfn if srecord_type is needed. Adjust
10526 (task_shared_vars): New variable.
10527 (check_omp_nesting_restrictions): Warn if work-sharing,
10528 barrier, master or ordered region is closely nested inside OMP_TASK.
10529 Add warnings for barrier if closely nested inside of work-sharing,
10530 ordered, or master region.
10531 (scan_omp_1): Call check_omp_nesting_restrictions even for
10532 GOMP_barrier calls. Rename parallel_nesting_level to
10533 taskreg_nesting_level. Handle OMP_TASK.
10534 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10535 work-sharing construct, continue looking for them on parent parallel
10537 (lower_omp_for_lastprivate): Add lastprivate clauses
10538 to the beginning of dlist rather than end. Adjust for struct
10539 omp_for_data changes.
10540 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10541 not after it. Handle collapsed OMP_FOR loops, adjust for
10542 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10543 (get_ws_args_for): Adjust extract_omp_for_data caller.
10544 (scan_omp_for): Handle collapsed OMP_FOR
10545 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10546 (lower_omp_single_simple): If libgomp function doesn't return
10547 boolean_type_node, add comparison of the return value with 0.
10548 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10549 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10550 (parallel_nesting_level): Rename to...
10551 (taskreg_nesting_level): ... this.
10552 (is_taskreg_ctx): New function.
10553 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10554 of is_parallel_ctx.
10555 (execute_lower_omp): Rename parallel_nesting_level to
10556 taskreg_nesting_level.
10557 (expand_omp_parallel): Rename to...
10558 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10559 Call omp_task_call for OMP_TASK regions.
10560 (expand_omp): Adjust caller, handle OMP_TASK.
10561 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10563 * bitmap.c (bitmap_default_obstack_depth): New variable.
10564 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10565 if argument is NULL and bitmap_default_obstack is already initialized.
10566 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10568 * matrix-reorg.c (matrix_reorg): Likewise.
10570 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10572 * config/i386/i386.md (*indirect_jump): Macroize using P
10573 mode iterator. Remove !TARGET_64BIT from insn constraints.
10574 (*tablejump_1): Ditto.
10575 (*indirect_jump_rex64): Remove insn pattern.
10576 (*tablejump_1_rex64): Ditto.
10577 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10578 and eh_return_si insn patterns.
10580 2008-06-06 Richard Guenther <rguenther@suse.de>
10582 * tree-ssa-structalias.c (merge_smts_into): Remove.
10583 (find_what_p_points_to): Do not bother to compute the
10584 points-to set for pt_anything pointers.
10585 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10586 for pt_anything pointers is ok.
10588 2008-06-06 Jan Hubicka <jh@suse.cz>
10590 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10592 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10594 * cgraph.c: Fix typos in comments.
10595 (cgraph_availability_names): Fix string typo.
10596 * fold-const.c: Fix typos in comments.
10597 (fold_binary): Fix typo in warning.
10598 * genautomata.c: Fix typos in comments.
10599 (check_presence_pattern_sets): Fix typo in local variable.
10600 (output_description): Fix typo in output.
10601 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10602 * hwint.h: Likewise.
10603 * matrix-reorg.c (check_allocation_function): Likewise.
10604 * omega.c (smooth_weird_equations): Likewise.
10605 * auto-inc-dec.c: Fix typos in comments.
10606 * bb-reorder.c: Likewise.
10607 * builtins.c: Likewise.
10608 * c-common.c: Likewise.
10609 * c-cppbuiltin.c: Likewise.
10610 * c-parser.c: Likewise.
10611 * c-pretty-print.c: Likewise.
10612 * cfgcleanup.c: Likewise.
10613 * cfgexpand.c: Likewise.
10614 * cfghooks.c: Likewise.
10615 * cfglayout.c: Likewise.
10616 * cfgloopmanip.c: Likewise.
10617 * cgraphunit.c: Likewise.
10618 * coverage.c: Likewise.
10619 * dbxout.c: Likewise.
10620 * df-byte-scan.c: Likewise.
10621 * df-core.c: Likewise.
10622 * df-problems.c: Likewise.
10623 * df-scan.c: Likewise.
10625 * dominance.c: Likewise.
10626 * domwalk.c: Likewise.
10628 * dwarf2out.c: Likewise.
10629 * emit-rtl.c: Likewise.
10630 * et-forest.c: Likewise.
10631 * function.c: Likewise.
10632 * function.h: Likewise.
10634 * gcov-io.c: Likewise.
10635 * gcov.c: Likewise.
10636 * gcse.c: Likewise.
10637 * genattrtab.c: Likewise.
10638 * ggc-page.c: Likewise.
10639 * gimplify.c: Likewise.
10640 * gthr-lynx.h: Likewise.
10641 * haifa-sched.c: Likewise.
10642 * ipa-cp.c: Likewise.
10643 * ipa-inline.c: Likewise.
10644 * ipa-prop.h: Likewise.
10645 * ipa-pure-const.c: Likewise.
10646 * ipa-struct-reorg.c: Likewise.
10647 * ipa-struct-reorg.h: Likewise.
10648 * ipa-type-escape.c: Likewise.
10650 * loop-doloop.c: Likewise.
10651 * mips-tfile.c: Likewise.
10652 * mkmap-flat.awk: Likewise.
10653 * mkmap-symver.awk: Likewise.
10654 * modulo-sched.c: Likewise.
10655 * omp-low.c: Likewise.
10656 * optabs.c: Likewise.
10657 * optabs.h: Likewise.
10658 * opts.c: Likewise.
10659 * passes.c: Likewise.
10660 * postreload-gcse.c: Likewise.
10661 * postreload.c: Likewise.
10662 * predict.c: Likewise.
10663 * pretty-print.h: Likewise.
10664 * profile.c: Likewise.
10665 * protoize.c: Likewise.
10666 * ra-conflict.c: Likewise.
10667 * real.c: Likewise.
10668 * recog.c: Likewise.
10669 * regclass.c: Likewise.
10670 * regs.h: Likewise.
10671 * reload.c: Likewise.
10672 * rtl-error.c: Likewise.
10673 * rtlanal.c: Likewise.
10674 * scan.h: Likewise.
10675 * sched-rgn.c: Likewise.
10677 * stmt.c: Likewise.
10678 * target.h: Likewise.
10679 * tree-dfa.c: Likewise.
10680 * tree-eh.c: Likewise.
10681 * tree-flow-inline.h: Likewise.
10682 * tree-inline.c: Likewise.
10683 * tree-into-ssa.c: Likewise.
10684 * tree-loop-distribution.c: Likewise.
10685 * tree-nested.c: Likewise.
10686 * tree-parloops.c: Likewise.
10687 * tree-pass.h: Likewise.
10688 * tree-pretty-print.c: Likewise.
10689 * tree-profile.c: Likewise.
10690 * tree-scalar-evolution.c: Likewise.
10691 * tree-sra.c: Likewise.
10692 * tree-ssa-alias-warnings.c: Likewise.
10693 * tree-ssa-ccp.c: Likewise.
10694 * tree-ssa-coalesce.c: Likewise.
10695 * tree-ssa-dom.c: Likewise.
10696 * tree-ssa-dse.c: Likewise.
10697 * tree-ssa-forwprop.c: Likewise.
10698 * tree-ssa-live.c: Likewise.
10699 * tree-ssa-live.h: Likewise.
10700 * tree-ssa-loop-im.c: Likewise.
10701 * tree-ssa-loop-ivopts.c: Likewise.
10702 * tree-ssa-loop-niter.c: Likewise.
10703 * tree-ssa-loop-prefetch.c: Likewise.
10704 * tree-ssa-phiopt.c: Likewise.
10705 * tree-ssa-phiprop.c: Likewise.
10706 * tree-ssa-sccvn.c: Likewise.
10707 * tree-ssa-ter.c: Likewise.
10708 * tree-ssa-threadupdate.c: Likewise.
10709 * tree-ssa.c: Likewise.
10710 * tree-vect-analyze.c: Likewise.
10711 * tree-vect-transform.c: Likewise.
10712 * tree-vectorizer.c: Likewise.
10713 * tree-vn.c: Likewise.
10714 * tree-vrp.c: Likewise.
10715 * tree.c: Likewise.
10716 * tree.def: Likewise.
10717 * tree.h: Likewise.
10718 * unwind-dw2-fde.c: Likewise.
10719 * unwind.inc: Likewise.
10720 * value-prof.c: Likewise.
10721 * vmsdbgout.c: Likewise.
10723 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10725 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10726 always place FP constants in the TOC for TARGET_POWERPC64.
10727 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10729 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10731 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10732 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10733 enable for TARGET_E500_DOUBLE.
10734 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10735 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10736 floating-point modes like integer modes for E500 double.
10737 (rs6000_legitimate_offset_address_p): Likewise.
10738 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10739 addressing for DDmode for E500 double.
10740 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10741 modes as using 64-bits of registers for E500 double.
10742 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10743 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10744 specially for E500 double.
10745 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10746 TDmode for E500 double.
10747 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10748 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10749 (rs6000_split_multireg_move): Do not handle TDmode specially for
10751 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10752 using 64-bit registers for E500 double.
10753 (emit_frame_save): Do not handle DDmode specially for E500 double.
10754 (gen_frame_mem_offset): Likewise.
10755 (rs6000_function_value): Do not call spe_build_register_parallel
10756 for DDmode or TDmode.
10757 (rs6000_libcall_value): Likewise.
10758 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10759 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10762 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10764 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10767 2008-06-04 Junjie Gu <jgu@tensilica.com>
10769 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10770 comparison for frame pointers.
10772 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10775 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10777 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10780 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10781 register is already smaller or equal to required mode.
10783 2008-06-04 Xinliang David Li <davidxl@google.com>
10785 * tree-call-cdce.c: New file.
10786 (cond_dead_built_in_calls): New static variable.
10787 (input_domain): New struct.
10788 (check_pow): New function.
10789 (check_builtin_call): Ditto.
10790 (check_target_format): Ditto.
10791 (is_call_dce_candidate): Ditto.
10792 (gen_one_condition): Ditto.
10793 (gen_conditions_for_domain): Ditto.
10794 (get_domain): Ditto.
10795 (gen_conditions_for_pow_cst_base): Ditto.
10796 (gen_conditions_for_pow_int_base): Ditto.
10797 (gen_conditions_for_pow): Ditto.
10798 (get_no_error_domain): Ditto.
10799 (gen_shrink_wrap_conditions): Ditto.
10800 (shrink_wrap_one_built_in_call): Ditto.
10801 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10802 (tree_call_cdce): Ditto.
10803 (gate_call_cdce): Ditto.
10804 (pass_call_cdce): New gimple pass.
10805 * passes.c: (init_optimization_passes): New pass.
10806 * tree-pass.h: New pass declaration.
10807 * opts.c (decode_options): New flag setting.
10808 * common.opt: Add -ftree-builtin-call-dce flag.
10809 * Makefile.in: Add new source file.
10810 * tempvar.def: New tv_id.
10811 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
10813 2008-06-04 Richard Guenther <rguenther@suse.de>
10815 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
10816 (is_call_clobbered): Always check var_ann->call_clobbered.
10817 (mark_call_clobbered): Always set var_ann->call_clobbered.
10818 (clear_call_clobbered): Always clear var_ann->call_clobbered.
10819 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
10820 (reset_alias_info): Clear call clobbering info on MTAGs and
10822 (set_pt_anything): Set pt_global_mem.
10823 (create_tag_raw): Adjust comment.
10824 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
10826 2008-06-04 Joseph Myers <joseph@codesourcery.com>
10827 Maxim Kuvyrkov <maxim@codesourcery.com>
10829 * config/m68k/m68k.opt (mxgot): New option.
10830 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
10831 (m68k_output_addr_const_extra): New.
10832 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
10833 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
10834 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
10835 * doc/invoke.texi (M680x0 Options): Document -mxgot.
10837 2008-06-04 Richard Guenther <rguenther@suse.de>
10839 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
10840 negative or non-representable offsets.
10842 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
10844 * config/i386/i386.c (ix86_gen_leave): New.
10845 (ix86_gen_pop1): Likewise.
10846 (ix86_gen_add3): Likewise.
10847 (ix86_gen_sub3): Likewise.
10848 (ix86_gen_sub3_carry): Likewise.
10849 (ix86_gen_one_cmpl2): Likewise.
10850 (ix86_gen_monitor): Likewise.
10851 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
10852 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
10853 ix86_gen_one_cmpl2 and ix86_gen_monitor.
10854 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
10855 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
10856 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
10857 (ix86_expand_epilogue): Updated.
10858 (print_operand): Handle integer register operand for 'z'.
10859 (ix86_expand_strlensi_unroll_1): Likewise.
10860 (ix86_expand_strlen): Likewise.
10861 (ix86_expand_builtin): Likewise.
10862 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
10863 mov{q}/mov{l} and add{q}/add{l}.
10865 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10867 * config/i386/i386.md (P): New mode iterator.
10868 (SFmode push_operand splitter): Macroize DImode and SImode pushes
10869 using P mode iterator.
10870 (DFmode push_operand splitter): Ditto.
10871 (XFmode push_operand splitter): Ditto.
10872 (DFmode float_extend SFmode push_operand splitter): Ditto.
10873 (XFmode float_extend SFmode push_operand splitter): Do not generate
10874 SImode pushes for 64bit target. Macroize Dimode and SImode
10875 pushes using P mode iterator.
10876 (XFmode float_extend DFmode push_operand splitter): Ditto.
10878 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10880 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
10881 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
10882 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
10883 return type to int.
10884 (ix86_call_abi_override): Remove check for call_used_regs.
10886 2008-06-03 Richard Guenther <rguenther@suse.de>
10888 * tree-ssa-structalias.c (find_func_aliases): Add constraints
10889 for the lhs of calls if the return type contains pointers.
10891 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
10893 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
10894 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
10895 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
10896 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
10897 of cfun and DEFAULT_ABI to deceide abi mode.
10898 (DEFAULT_ABI): New.
10899 (REG_PARM_STACK_SPACE): Removed.
10900 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
10901 (STACK_BOUNDARY): Use default target to deceide stack boundary.
10902 * config/i386/i386-protos.h (ix86_cfun_abi): New.
10903 (ix86_function_abi): Likewise.
10904 (ix86_function_type_abi): Likewise.
10905 (ix86_call_abi_override): Likewise.
10906 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
10907 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
10908 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
10909 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
10911 (X86_64_REGPARM_MAX): New.
10912 (X86_64_SSE_REGPARM_MAX): New.
10913 (X64_REGPARM_MAX): New.
10914 (X64_SSE_REGPARM_MAX): New.
10915 (X86_32_REGPARM_MAX): New.
10916 (X86_32_SSE_REGPARM_MAX): New.
10917 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
10918 (ix86_function_regparm): Handle user calling abi.
10919 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
10920 by DEFAULT_ABI versus SYSV_ABI check.
10921 (ix86_reg_parm_stack_space): New.
10922 (ix86_function_type_abi): New.
10923 (ix86_call_abi_override): New.
10924 (ix86_function_abi): New.
10925 (ix86_cfun_abi): New.
10926 (init_cumulative_args): Call abi specific initialization.
10927 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
10928 (function_arg_64): Extend SSE_REGPARM_MAX check.
10929 (function_arg (): Remove TARGET_64BIT_MS_ABI.
10930 (ix86_pass_by_reference): Likewise.
10931 (ix86_function_value_regno_p): Likewise.
10932 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
10933 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
10934 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
10935 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
10936 (setup_incoming_varargs_64): Adjust regparm for call abi.
10937 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
10938 (ix86_va_start): Likewise.
10939 (ix86_gimplify_va_arg): Likewise.
10940 (ix86_expand_prologue): Likewise.
10941 (output_pic_addr_const): Likewise.
10942 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
10943 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
10944 (x86_output_mi_thunk): Likewise.
10945 (x86_function_profiler): Likewise.
10946 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
10947 (SYSV_ABI, MS_ABI): New constants.
10948 (DEFAULT_ABI): New.
10949 (init_regs): Add prototype of function in regclass.c file.
10950 (OVERRIDE_ABI_FORMAT): New.
10951 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
10952 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
10953 (OUTGOING_REG_PARM_STACK_SPACE): New.
10954 (ix86_reg_parm_stack_space): New prototype.
10955 (CUMULATIVE_ARGS): Add call_abi member.
10956 (machine_function): Add call_abi member.
10957 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
10958 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
10960 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
10963 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
10964 (avr_builtin_setjmp_frame_value): New function.
10965 * config/avr/avr.md (nonlocal_goto_receiver): Define.
10966 (nonlocal_goto): Define.
10968 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
10970 * config/mips/mips.c (mips_emit_loadgp): Return early if
10971 there is nothing do to, otherwise emit a blockage if
10972 !TARGET_EXPLICIT_RELOCS || crtl->profile.
10973 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
10975 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10977 * configure.ac: Drop unneeded backslash ending up in config.in.
10978 * acinclude.m4: Likewise.
10979 * config.in: Regenerate.
10981 2008-05-26 Jan Hubicka <jh@suse.cz>
10983 * predict.c (maybe_hot_frequency_p): Break out of...
10984 (maybe_hot_bb_p): ... here.
10985 (maybe_hot_edge_p): New.
10986 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10987 * basic-block.h (maybe_hot_edge_p): Declare.
10989 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10991 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10992 (*cmpfp_<mode>_cc): Ditto.
10993 (*fp_jcc_8<mode>_387): Ditto.
10994 (*fop_<MODEF:mode>_2_i387): Ditto.
10995 (*fop_<MODEF:mode>_3_i387): Ditto.
10996 (*fop_xf_2_i387): Ditto.
10997 (*fop_xf_3_i387): Ditto.
10999 2008-06-02 Tomas Bily <tbily@suse.cz>
11001 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11003 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11005 * config/mips/mips.c (mips_valid_offset_p): New function.
11006 (mips_valid_lo_sum_p): Likewise.
11007 (mips_classify_address): Use them.
11008 (mips_force_address): New function.
11009 (mips_legitimize_address): Use it.
11010 * config/mips/mips.md (MOVE128): New mode iterator.
11011 (movtf): Require TARGET_64BIT. Remove empty strings.
11012 (*movtf_internal): Rename to...
11013 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11014 of "R" and use {,fp}{load,store} attributes instead of "multi".
11015 Use a separate define_split.
11016 (*movtf_mips16): New pattern.
11018 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11020 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11021 * config/mips/mips.c (mips_expand_before_return): New function.
11022 (mips_expand_epilogue): Call it.
11023 * config/mips/mips.md (return): Turn into a define_expand.
11024 (*return): New insn.
11026 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11028 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11029 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11030 functions. Do not emit uses and clobbers of CONCATs; individually
11031 use and clobber their operands.
11032 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11033 gen_clobber, emit_use and gen_use.
11034 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11035 (expand_builtin_return): Likewise.
11036 * cfgbuild.c (count_basic_blocks): Likewise.
11037 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11038 * explow.c (emit_stack_restore): Likewise.
11039 * expmed.c (extract_bit_field_1): Likewise.
11040 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11041 (emit_move_multi_word, store_constructor): Likewise.
11042 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11043 (thread_prologue_and_epilogue_insns): Likewise.
11044 * lower-subreg.c (resolve_simple_move): Likewise.
11045 * optabs.c (widen_operand, expand_binop): Likewise.
11046 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11047 * reload.c (find_reloads): Likewise.
11048 * reload1.c (eliminate_regs_in_insn): Likewise.
11049 * stmt.c (expand_nl_goto_receiver): Likewise.
11050 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11051 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11052 * config/arm/arm.c (arm_load_pic_register): Likewise.
11053 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11054 * config/arm/arm.md (untyped_return): Likewise.
11055 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11056 * config/avr/avr.c (expand_prologue): Likewise.
11057 * config/bfin/bfin.c (do_unlink): Likewise.
11058 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11059 * config/cris/cris.c (cris_expand_prologue): Likewise.
11060 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11061 (machopic_legitimize_pic_address): Likewise.
11062 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11063 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11064 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11065 (ix86_expand_convert_uns_didf_sse): Likewise.
11066 (ix86_expand_vector_init_general): Likewise.
11067 * config/ia64/ia64.md (eh_epilogue): Likewise.
11068 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11069 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11070 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11071 (config/iq2000/iq2000.c): Likewise.
11072 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11073 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11074 (builtin_longjmp): Likewise.
11075 * config/mn10300/mn10300.md (call, call_value): Likewise.
11076 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11077 * config/pdp11/pdp11.md (abshi2): Likewise.
11078 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11079 * config/s390/s390.c (s390_emit_prologue): Likewise.
11080 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11081 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11082 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11083 * config/sh/sh.c (prepare_move_operands): Likewise.
11084 (output_stack_adjust, sh_expand_epilogue): Likewise.
11085 (sh_set_return_address, sh_expand_t_scc): Likewise.
11086 * config/sparc/sparc.c (load_pic_register): Likewise.
11087 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11088 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11089 * config/v850/v850.c (expand_epilogue): Likewise.
11091 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11093 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11094 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11095 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11096 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11097 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11098 stack pointer register.
11099 (output_movhi): Remove code for interrupt specific writing to the
11100 stack pointer register.
11102 2008-05-31 Richard Guenther <rguenther@suse.de>
11104 PR tree-optimization/34244
11105 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11106 (tree_expr_nonzero_warnv_p): Likewise.
11107 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11108 ssa_name_nonnegative_p.
11109 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11110 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11111 not tree_expr_nonzero_warnv_p.
11113 PR tree-optimization/36262
11115 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11117 PR tree-optimization/34244
11118 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11119 (record_numbers_of_iterations): New function.
11120 (execute_vrp): Cache the numbers of iterations of loops.
11121 * tree-scalar-evolution.c (scev_reset_except_niters):
11123 (scev_reset): Use scev_reset_except_niters.
11124 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11126 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11128 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11129 __WORKAROUND_RETS when appropriate.
11131 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11133 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11134 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11136 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11137 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11138 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11139 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11140 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11141 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11142 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11143 *fop_df_1_sse insn patterns using MODEF mode iterator.
11144 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11145 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11146 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11147 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11148 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11149 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11150 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11151 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11152 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11153 (*fop_xf_5_i387): Ditto.
11154 (*fop_xf_6_i387): Ditto.
11156 2008-05-30 Richard Guenther <rguenther@suse.de>
11158 * builtins.c (build_string_literal): Avoid generating
11159 a non-gimple_val result.
11161 2008-05-30 DJ Delorie <dj@redhat.com>
11163 * exec-tool.in: Use an environment variable (private) instead of a
11164 file (shared) as a semaphore, so as to not break parallel builds.
11166 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11168 * optabs.c (maybe_encapsulate_block): Remove.
11169 (emit_libcall_block): Adjust accordingly.
11170 * optabs.h (maybe_encapsulate_block): Remove prototype.
11172 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11173 Don't use maybe_encapsulate_block.
11175 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11177 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11178 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11179 rtx is a SYMBOL_REF before calling get_pool_constant.
11181 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11183 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11185 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11187 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11188 rather than OS names to choose INO_T_EQ definition.
11189 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11190 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11192 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11195 * config/darwin-f.c: New.
11196 * config/t-darwin: Added rule to build darwin-f.o.
11197 * config.gcc: Defined new variable, fortran_target_objs.
11198 (*-*-darwin*): Set fortran_target_objs.
11199 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11200 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11201 * configure: Regenerated.
11203 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11206 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11207 canonical type if needed.
11209 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11211 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11213 2008-05-29 Richard Guenther <rguenther@suse.de>
11215 PR tree-optimization/36343
11216 PR tree-optimization/36346
11217 PR tree-optimization/36347
11218 * tree-flow.h (clobber_what_p_points_to): Declare.
11219 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11220 pointed-to variable is dereferenced is irrelevant to whether
11221 the pointer can access the pointed-to variable.
11222 (clobber_what_p_points_to): New function.
11223 * tree-ssa-alias.c (set_initial_properties): Use it.
11224 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11225 call clobber check for NMTs.
11227 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11229 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11230 for printing gcov_type.
11232 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11234 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11235 and the eh region information.
11236 * value-prof.c (gimple_move_stmt_histograms): New function.
11237 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11239 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11241 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11243 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11245 * value-prof.c (tree_ic_transform): Print counts.
11246 * tree-profile.c (tree_gen_ic_func_profiler):
11247 Clear __gcov_indreict_call_callee variable to avoid misattribution
11250 2008-05-28 Rafael Espindola <espindola@google.com>
11252 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11255 2008-05-28 Richard Guenther <rguenther@suse.de>
11257 PR tree-optimization/36339
11258 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11259 and clobbering code out of the loop.
11261 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11263 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11266 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11267 s390_contiguous_bitmask_p, s390_symref_operand_p,
11268 s390_check_symref_alignment, s390_reload_larl_operand,
11269 s390_reload_symref_address): New functions.
11270 (s390_branch_condition_mnemonic): Support compare and branch
11272 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11273 and 'W' constraints.
11274 (s390_secondary_reload): Add secondary reloads for unaligned
11275 symbol refs or symbol refs to floating point or QI/TI mode
11277 (legitimate_address_p): Accept symbol references as addresses.
11278 (s390_expand_insv): Use rotate and insert selected bits
11279 instruction for insv when building for z10.
11280 (print_operand_address): Handle symbol ref addresses.
11281 (print_operand): Output modifier 'c' added for signed byte values.
11282 (s390_encode_section_info): Mark symbol refs with
11283 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11285 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11286 (length attribute): RRF, RRR have 4 byte length.
11287 (FPALL, INTALL): New mode iterators added.
11288 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11289 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11290 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11291 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11292 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11293 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11294 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11295 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11297 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11298 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11299 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11300 reload<INTALL:mode><P:mode>_toreg_z10,
11301 reload<FPALL:mode><P:mode>_tomem_z10,
11302 reload<FPALL:mode><P:mode>_toreg_z10,
11303 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11304 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11305 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11306 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11308 (movmem, clrmem, cmpmem): New splitters added.
11310 * config/s390/predicates.md (larl_operand): Use
11311 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11312 SYMBOL_REF_ALIGN1_P.
11313 (s390_signed_integer_comparison,
11314 s390_unsigned_integer_comparison): New predicates.
11316 * config/s390/s390-protos.h (s390_check_symref_alignment,
11317 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11318 s390_reload_symref_address,
11319 s390_compare_and_branch_condition_mask): Prototypes added.
11321 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11322 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11323 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11325 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11327 * config/s390/s390.c (z10_cost): New cost function for z10.
11328 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11329 (s390_issue_rate): Adjust issue rate for z10.
11330 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11331 (processor_flags): Add PF_Z10.
11332 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11333 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11334 * gcc/config.gcc: Add z10.
11336 2008-05-28 Richard Guenther <rguenther@suse.de>
11338 PR tree-optimization/36291
11339 * tree-flow. h (struct gimple_df): Remove var_anns member.
11340 * tree-flow-inline.h (gimple_var_anns): Remove.
11341 (var_ann): Simplify.
11342 * tree-dfa.c (create_var_ann): Simplify.
11343 (remove_referenced_var): Clear alias info from var_anns of globals.
11344 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11345 (delete_tree_ssa): Clear alias info from var_anns of globals.
11346 Do not free var_anns.
11347 (var_ann_eq): Remove.
11348 (var_ann_hash): Likewise.
11350 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11352 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11353 and loongson2f entries.
11354 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11355 * config/mips/mips.h (processor_type): Add Loongson-2E
11356 and Loongson-2F entries.
11357 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11358 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11359 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11360 * doc/invoke.texi (MIPS Options): Document loongson2e
11361 and loongson2f processor names.
11363 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11367 * config/i386/i386.c (ix86_function_arg_boundary): Use
11368 alignment of canonical type.
11369 (ix86_expand_vector_move): Check unaligned memory access for
11372 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11374 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11375 Moved to the front of file.
11377 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11378 H.J. Lu <hongjiu.lu@intel.com>
11380 * dwarf2out.c (current_fde): New.
11382 (lookup_cfa:): Likewise.
11383 (dwarf2out_end_epilogue): Likewise.
11384 (dwarf2out_note_section_used): Likewise.
11386 2008-05-27 Michael Matz <matz@suse.de>
11389 * c.opt (Wenum-compare): New warning option.
11390 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11392 2008-05-27 Michael Matz <matz@suse.de>
11394 PR middle-end/36326
11395 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11397 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11398 into memory as tail calls.
11400 2008-05-27 Richard Guenther <rguenther@suse.de>
11402 PR tree-optimization/36339
11403 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11404 pointers cause all addressable variables to be call clobbered.
11406 2008-05-27 Richard Guenther <rguenther@suse.de>
11408 PR tree-optimization/36245
11409 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11411 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11413 * config/s390/s390.md: Replace all occurences of the 'm'
11414 constraint with 'RT'.
11416 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11418 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11420 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11422 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11423 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11424 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11426 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11428 * reload.c: (find_reloads): Skip alternatives according to the
11429 "enabled" attribute. Constify the constraint variable.
11430 * recog.c (get_attr_enabled): Add default implementation.
11431 (extract_insn): Set the alternative_enabled_p array
11432 in the recog_data struct.
11433 (preprocess_constraints, constrain_operands): Skip
11434 alternatives according to the "enabled" attribute
11435 * recog.h (struct recog_data): New field alternative_enabled_p.
11436 (skip_alternative): New inline function.
11437 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11438 (record_reg_classes): Skip alternative according to the
11439 "enabled" attribute.
11441 * doc/md.texi: Add documention for the "enabled" attribute.
11443 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11445 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11446 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11447 constraint with TARGET_MEM_CONSTRAINT.
11448 * recog.c (asm_operand_ok, preprocess_constraints,
11449 constrain_operands): Likewise.
11450 * regclass.c (record_reg_classes): Likewise.
11451 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11452 * reload1.c (maybe_fix_stack_asms): Likewise.
11453 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11454 * recog.h: Adjust comment.
11455 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11456 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11457 * doc/md.texi: Add a note to description of 'm' constraint.
11458 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11460 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11462 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11463 that the bitfield is of integral type before testing its precision.
11465 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11466 Sa Liu <saliu@de.ibm.com>
11468 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11469 __modti3, __udivti3, __umodti3 and __udivmodti4.
11470 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11471 that implement TImode mul and div functions.
11472 * config/spu/multi3.c: New. Implement __multi3.
11473 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11474 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11477 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11479 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11480 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11481 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11482 tls_sysv_suffix): New mode and mode attribute iterators.
11483 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11484 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11485 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11486 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11487 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11490 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11492 PR tree-optimization/36329
11493 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11494 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11495 * cgraphbuild.c (initialize_inline_failed): Use the latter
11496 macro in lieu of the former.
11497 * ipa-inline.c (cgraph_mark_inline): Likewise.
11498 (cgraph_decide_inlining_of_small_function): Likewise.
11499 (cgraph_decide_inlining): Likewise.
11500 (cgraph_decide_inlining_incrementally): Likewise.
11502 2008-05-26 Tristan Gingold <gingold@adacore.com>
11503 Anatoly Sokolov <aesok@post.ru>
11505 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11506 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11507 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11508 optimization for 'avr6' architecture.
11510 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11513 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11515 2008-05-26 Richard Guenther <rguenther@suse.de>
11517 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11518 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11520 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11522 PR middle-end/36253
11523 * caller-save.c (insert_restore): Verify alignment of spill space.
11524 (insert_save): Likewise.
11525 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11526 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11527 (STACK_SLOT_ALIGNMENT): Likewise.
11528 * function.c (LOCAL_ALIGNMENT): Removed.
11529 (get_stack_local_alignment): New.
11530 (assign_stack_local): Use it. Set alignment on stack slot.
11531 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11532 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11533 (STACK_SLOT_ALIGNMENT): New.
11534 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11535 stack slot in XFmode.
11537 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11539 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11542 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11543 argument operand in rax isn't removed.
11545 2008-05-26 Richard Guenther <rguenther@suse.de>
11547 PR middle-end/36300
11548 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11549 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11551 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11554 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11556 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11558 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11559 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11561 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11563 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11564 build a trampoline if we don't want one.
11565 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11566 return zero for nested functions if we don't want a trampoline.
11568 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11570 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11572 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11575 * c.opt: Removed undocumented option '-lang-fortran'.
11576 * c-common.h: Removed global variable 'lang_fortran'.
11577 * c-opts.c (c_common_handle_option): Removed code to handle
11578 option '-lang-fortran'. Updated includes.
11579 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11580 definition of '__GFORTRAN__'.
11581 (define__GNUC__): Reimplemented to use BASEVER and
11582 cpp_define_formatted.
11583 (builtin_define_with_value_n): Removed.
11584 * c-incpath.h: Renamed to ...
11585 * incpath.h: ... this.
11586 * c-incpath.c: Renamed to ...
11587 * incpath.c: ... this. Updated includes.
11588 * fix-header.c: Updated includes.
11589 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11590 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11591 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11593 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11595 * tree.h: Update the table of flags used on tree nodes.
11596 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11597 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11598 (FORCED_LABEL): Add access check.
11599 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11600 (ASM_INPUT_P): Likewise.
11601 (ASM_VOLATILE_P): Likewise.
11602 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11603 (OMP_SECTION_LAST): Access private_flag directly.
11604 (OMP_RETURN_NOWAIT): Likewise.
11605 (OMP_PARALLEL_COMBINED): Likewise.
11606 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11607 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11608 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11609 deprecated_flag directly.
11611 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11613 * final.c (frame_pointer_needed): Removed.
11614 * flags.h (frame_pointer_needed): Likewise.
11616 * function.h (rtl_data): Add frame_pointer_needed.
11617 (frame_pointer_needed): New.
11619 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11621 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11623 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11625 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11628 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11630 * c-common.c (strip_array_types): Move function to..
11632 (get_inner_array_type): Delete.
11633 * c-common.h (strip_array_types): Move declaration to..
11635 (get_inner_array_type): Delete.
11636 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11637 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11638 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11639 * config/pa/pa.c (emit_move_sequence): Likewise.
11641 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11643 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11646 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11648 * function.c: Include target hook for nonlocal_goto frame value.
11650 2008-05-24 Richard Guenther <rguenther@suse.de>
11652 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11653 variable can be only accessed through a pointer or a union.
11655 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11657 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11658 * doc/extend.texi: Likewise.
11660 2008-05-23 DJ Delorie <dj@redhat.com>
11662 * config/m32c/jump.md (untyped_call): Add.
11664 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11665 for A24 to PSImode.
11666 (m32c_address_cost): Detail costs for indirect offsets.
11668 2008-05-23 Rafael Espindola <espindola@google.com>
11670 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11671 if a node is a SUBREG.
11672 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11675 2008-05-23 Paul Brook <paul@codesourcery.com>
11676 Carlos O'Donell <carlos@codesourcery.com>
11678 * doc/extend.texi: Clarify use of __attribute__((naked)).
11679 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11680 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11681 * function.c (use_register_for_decl): Use
11682 targetm.calls.allocate_stack_slots_for_args.
11683 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11684 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11685 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11687 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11689 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11691 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11693 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11694 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11695 is only rounded once.
11697 2008-05-23 Richard Guenther <rguenther@suse.de>
11699 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11701 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11702 Jakub Jelinek <jakub@redhat.com>
11705 * configure.ac: Handle --enable-cld.
11706 * configure: Regenerated.
11707 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11708 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11709 (ix86_current_function_needs_cld): New define.
11710 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11711 (cld): New isns pattern.
11712 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11713 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11714 * config/i386/i386.opt (mcld): New option.
11715 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11716 TARGET_CLD and ix86_current_function_needs_cld.
11717 (override_options): Use -mcld by default for 32-bit code if
11720 * doc/install.texi (Options specification): Document --enable-cld.
11721 * doc/invoke.texi (Machine Dependent Options)
11722 [i386 and x86-64 Options]: Add -mcld option.
11723 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11725 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11726 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11727 (return_in_memory_64): Likewise.
11728 (return_in_memory_ms_64): Likewise.
11730 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11732 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11733 * builtins.c (fold_builtin_fpclassify): New.
11734 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11735 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11736 * c-common.c (handle_type_generic_attribute): Adjust to accept
11737 fixed arguments before an elipsis.
11738 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11739 * doc/extend.texi: Document __builtin_fpclassify.
11741 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11743 * omp-low.c (gate_expand_omp_ssa): Remove.
11744 (pass_expand_omp_ssa): Remove.
11745 (gate_expand_omp): Do not check for flag_openmp_ssa.
11746 * common.opt (-fopenmp-ssa): Remove.
11747 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11749 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11751 * config/sh/sh.opt (mfixed-range): New option.
11752 * config/sh/sh-protos.h (sh_fix_range): Declare.
11753 * config/sh/sh.c (sh_fix_range): New function.
11754 * config/sh/sh.h (sh_fixed_range_str): Declare.
11755 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11757 * doc/invoke.texi (SH Options): Document -mfixed-range.
11759 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11761 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11762 it before the redeclaration.
11764 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11766 * config/avr/avr.c (get_sequence_length): Add new function.
11767 (expand_prologue, expand_epilogue): Remove duplicate code.
11769 2008-05-22 Rafael Espindola <espindola@google.com>
11771 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11774 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11776 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11777 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11779 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11780 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11781 (vect_update_misalignment_for_peel): Likewise.
11782 (vector_alignment_reachable_p): Likewise.
11783 * tree-vect-transform.c (vectorizable_load): Likewise.
11784 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11785 (get_vectype_for_scalar_type): Pass mode of scalar_type
11786 to UNITS_PER_SIMD_WORD.
11788 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11789 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11790 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11791 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11792 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11794 2008-05-22 Ira Rosen <irar@il.ibm.com>
11796 PR tree-optimization/36293
11797 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11798 if the first load must be skipped because of a gap.
11800 2008-05-22 Richard Guenther <rguenther@suse.de>
11802 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11803 more cases of offset disambiguation that is possible if
11804 strict-aliasing rules apply.
11805 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11806 for basic offset and type-based disambiguation.
11808 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11810 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
11811 ix86_expand_vector_set on V16QImode for SSE4.1.
11813 2008-05-21 Tom Tromey <tromey@redhat.com>
11815 * c.opt (Wimport): Mark as undocumented.
11816 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
11818 (Warning Options): Likewise.
11819 * doc/cppopts.texi: Don't mention -Wimport.
11821 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
11823 PR tree-optimization/36287
11824 PR tree-optimization/36286
11825 * lambda-code.c (build_access_matrix): Do not use the loop->num
11826 for computing the number of induction variables: use the loop depth
11829 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
11832 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
11833 option -f(no-)leading-underscore.
11835 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11837 * config/i386/i386.c (ix86_expand_vector_init_general): Use
11838 GET_MODE_NUNITS (mode).
11840 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
11842 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
11843 (-mmulhw): Add 464 to description.
11844 (-mdlmzb): Likewise.
11845 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
11846 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
11848 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
11849 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11850 * config/rs6000/rs6000.md: Update comments for 464.
11852 2008-05-21 Janis Johnson <janis187@us.ibm.com>
11854 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
11856 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11858 * config/i386/sse.md (vec_extractv4sf): Removed.
11859 (vec_extractv2df): Likewise.
11860 (vec_extractv2di): Likewise.
11861 (vec_extractv4si): Likewise.
11862 (vec_extractv8hi): Likewise.
11863 (vec_extractv16qi): Likewise.
11864 (vec_extract<mode>): New.
11866 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11868 * config/i386/sse.md (vec_setv4sf): Removed.
11869 (vec_setv2df): Likewise.
11870 (vec_setv2di): Likewise.
11871 (vec_setv4si): Likewise.
11872 (vec_setv8hi): Likewise.
11873 (vec_setv16qi): Likewise.
11874 (vec_set<mode>): New.
11876 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11878 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
11879 goto for vec_concat and vec_interleave.
11881 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
11883 * config/i386/sse.md (vec_initv4sf): Removed.
11884 (vec_initv2df): Likewise.
11885 (vec_initv2di): Likewise.
11886 (vec_initv4si): Likewise.
11887 (vec_initv8hi): Likewise.
11888 (vec_initv16qi): Likewise.
11889 (vec_init<mode>): New.
11891 2008-05-21 Joseph Myers <joseph@codesourcery.com>
11893 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
11895 2008-05-21 Tom Tromey <tromey@redhat.com>
11897 * ggc-zone.c (lookup_page_table_if_allocated): New function.
11898 (zone_find_object_offset): Likewise.
11899 (gt_ggc_m_S): Likewise.
11900 (highest_bit): Likewise.
11901 * ggc-page.c (gt_ggc_m_S): New function.
11902 * stringpool.c (string_stack): Remove.
11903 (init_stringpool): Update.
11904 (ggc_alloc_string): Use ggc_alloc.
11905 (maybe_delete_ident): New function.
11906 (ggc_purge_stringpool): Likewise.
11907 (gt_ggc_m_S): Remove.
11908 * ggc-common.c (ggc_protect_identifiers): New global.
11909 (ggc_mark_roots): Call ggc_purge_stringpool. Use
11910 ggc_protect_identifiers.
11911 * ggc.h (ggc_protect_identifiers): Declare.
11912 (gt_ggc_m_S): Update.
11913 (ggc_purge_stringpool): Declare.
11914 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
11915 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
11917 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
11919 2008-05-21 David S. Miller <davem@davemloft.net>
11921 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
11924 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
11926 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
11929 2008-05-20 David Daney <ddaney@avtrex.com>
11931 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
11932 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
11933 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11934 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11935 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
11936 (atomic_hiqi_op): New define_code_iterator.
11937 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
11938 mips_expand_compare_and_swap_12.
11939 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
11940 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
11941 (sync_<optab><mode>, sync_old_<optab><mode>,
11942 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11943 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
11944 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
11945 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
11946 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
11947 (test_and_set_12): New insn.
11948 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
11949 sync_new_<optab><mode>, sync_old_nand<mode>,
11950 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
11951 clobber to operand 0 for SI and DI mode insns.
11952 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
11953 mips_gen_fn_4): New typedefs.
11954 (mips_gen_fn_ptrs): Define new union type.
11955 (mips_expand_compare_and_swap_12): Remove declaration.
11956 (mips_expand_atomic_qihi): Declare function.
11957 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
11958 (mips_expand_atomic_qihi): ... this. Use new generator function
11960 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
11961 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
11962 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
11963 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
11964 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
11965 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
11966 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
11967 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
11968 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
11969 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
11972 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
11974 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
11977 2008-05-20 Anatoly Sokolov <aesok@post.ru>
11979 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
11980 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
11981 (avr_attribute_table): Add 'OS_main' function attribute.
11982 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
11983 functions with 'OS_main' attribute.
11985 2008-05-20 Richard Guenther <rguenther@suse.de>
11987 PR tree-optimization/35204
11988 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11989 helper, split out from ...
11990 (DFS): ... here. Make the DFS walk non-recursive.
11992 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11993 Jan Sjodin <jan.sjodin@amd.com>
11995 PR tree-optimization/36181
11996 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11997 (parallelize_loops): Don't parallelize when the loop has vector
12000 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12001 Sebastian Pop <sebastian.pop@amd.com>
12003 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12004 matrix, and never look at the tree representation of the memory
12006 (linear_transform_loops): Computes parameters and access matrices.
12007 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12009 (access_matrix_get_index_for_parameter): New.
12010 * tree-data-ref.h (struct access_matrix): New.
12011 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12012 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12013 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12014 am_vector_index_for_loop): New.
12015 (struct data_reference): Add field access_matrix.
12016 (DR_ACCESS_MATRIX): New.
12017 (compute_data_dependences_for_loop): Update declaration.
12018 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12019 * lambda.h (lambda_vector_vec_p): Declared.
12020 * lambda-code.c: Depend on pointer-set.h.
12021 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12022 av_for_af_base, av_for_af, build_access_matrix,
12023 lambda_compute_access_matrices): New.
12024 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12026 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12028 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12029 $SOURCEDIR/include.
12031 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12032 Sebastian Pop <sebastian.pop@amd.com>
12034 PR tree-optimization/36206
12035 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12037 (instantiate_scev_1): Rename flags to fold_conversions.
12038 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12039 outeside instantiation_loop.
12040 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12041 (evolution_function_is_affine_or_constant_p): Removed.
12042 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12044 (analyze_siv_subscript): Pass in the loop nest number.
12045 Call evolution_function_is_affine_in_loop instead of
12046 evolution_function_is_affine_p.
12047 (analyze_overlapping_iterations): Pass in the loop nest number.
12049 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12050 Sebastian Pop <sebastian.pop@amd.com>
12052 PR tree-optimization/36206
12053 * tree-chrec.h (chrec_fold_op): New.
12054 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12057 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12059 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12061 (remove_duplicates): Do not set inode on non-inode systems.
12064 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12066 * config.gcc (tm_file): Update comments about relative pathnames.
12068 2008-05-20 Richard Guenther <rguenther@suse.de>
12070 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12071 * tree-ssa-sccvn.c (process_scc): Likewise.
12072 * tree-ssa-sink.c (execute_sink_code): Likewise.
12073 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12074 * tree-vrp.c (process_assert_insertions): Likewise.
12075 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12076 (perform_tree_ssa_dce): Likewise.
12077 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12078 (dump_dominator_optimization_stats): Likewise.
12079 * tree-vectorizer.c (vectorize_loops): Likewise.
12081 2008-05-20 Richard Guenther <rguenther@suse.de>
12083 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12085 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12087 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12088 (ix86_i386elf_return_in_memory): Likewise.
12089 (ix86_i386interix_return_in_memory): Likewise.
12090 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12091 (SUBTARGET_RETURN_IN_MEMORY): New.
12092 * config/i386/i386elf.h: Likewise.
12093 * config/i386/ptx4-i.h: Likewise.
12094 * config/i386/sol2-10.h: Likewise.
12095 * config/i386/sysv4.h: Likewise.
12096 * config/i386/vx-common.h: Likewise.
12097 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12098 * config/i386/i386.c (ix86_return_in_memory): Made static and
12099 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12100 (ix86_i386elf_return_in_memory): Removed.
12101 (ix86_i386interix_return_in_memory): Removed.
12102 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12103 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12105 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12107 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12109 2008-05-19 Xinliang David Li <davidxl@google.com>
12111 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12113 * common.opt: Ditto.
12114 * doc/invoke.texi: Ditto.
12116 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12118 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12119 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12121 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12123 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12124 sizes of operand array from 8/4 to 4/2.
12125 (ix86_expand_vector_init_general): Change size of operand array
12126 from 32 to 16. Remove op0, op1 and half_mode.
12128 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12130 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12131 (ix86_expand_vector_init_interleave): Likewise.
12132 (ix86_expand_vector_init_general): Use them. Assert
12133 word_mode == SImode when n_words == 4.
12135 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12137 * config/i386/i386.c (ix86_secondary_reload): New static function.
12138 (TARGET_SECONDARY_RELOAD): New define.
12139 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12140 * config/i386/i386.md (reload_outqi): Remove.
12142 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12144 PR middle-end/35509
12145 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12146 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12147 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12148 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12149 (fold_builtin_1): Likewise.
12150 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12151 c-common.c (check_builtin_function_arguments): Handle
12152 BUILT_IN_ISINF_SIGN.
12153 * doc/extend.texi: Document __builtin_isinf_sign.
12154 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12156 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12158 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12159 EH cleanup at the end of the pass, search for those that have been
12160 turned into forwarder blocks and do the cleanup on their successor.
12162 2008-05-18 Richard Guenther <rguenther@suse.de>
12164 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12165 pointers to sizetype and vice versa.
12167 2008-05-18 Xinliang David Li <davidxl@google.com>
12169 * gcc/tree-ssa-dce.c: Coding style fix.
12170 (check_pow): Documentation comment.
12171 (check_log): Documenation comment. Coding style fix.
12172 (is_unnecessary_except_errno_call): Ditto.
12173 (gen_conditions_for_pow): Ditto.
12174 (gen_conditions_for_log): Ditto.
12175 (gen_shrink_wrap_conditions): Ditto.
12176 (shrink_wrap_one_built_in_calls): Ditto.
12177 * gcc/doc/invoke.texi: Better documentation string.
12178 * ChangeLog: Fix wrong change log entries from
12179 May 17 checkin on function call DCE.
12181 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12183 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12185 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12187 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12188 * df-problems.c (simulation routines): Fixed block comment to
12189 properly say how to add forwards scanning functions.
12191 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12193 * tree-inline.c (setup_one_parameter): Remove dead code.
12195 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12197 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12198 a BIT_AND_EXPR only for an INTEGER_TYPE.
12200 2008-05-17 Xinliang David Li <davidxl@google.com>
12202 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12203 (check_pow, check_log, is_unnecessary_except_errno_call): New
12204 functions to check for eliminating math functions that are pure
12205 except for setting errno.
12206 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12207 general condition expressions for shrink-wrapping pow/log calls.
12208 (gen_shrink_wrap_conditions): Ditto.
12209 (shrink_wrap_one_built_in_call): Ditto.
12210 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12211 (mark_operand_necessary): If debugging, output if OP is necessary.
12212 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12214 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12216 * gcc/common.opt: New user flag -ftree-builtin-dce.
12217 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12219 2008-05-16 David S. Miller <davem@davemloft.net>
12221 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12222 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12224 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12227 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12229 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12231 * ifcvt.c (dead_or_predicable): Rename
12232 df_simulate_one_insn_backwards to df_simulate_one_insn.
12233 * recog.c (peephole2_optimize): Ditto.
12234 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12236 * df.h: Rename df_simulate_one_insn_backwards to
12237 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12238 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12239 scanning of defs and uses.
12240 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12241 (df_simulate_one_insn_forwards): Removed.
12243 2008-05-16 Doug Kwan <dougkwan@google.com>
12245 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12247 (real_from_string): Handle NaNs and Inf as approriate.
12249 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12251 * doc/gty.texi (Source Files Containing Type Information): Note
12252 that headers should appear first in the gtfiles list.
12254 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12256 * tree.def (COND_EXEC): Properly documented this code.
12258 2008-05-16 Diego Novillo <dnovillo@google.com>
12260 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12261 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12264 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12266 * tree-ssa-dse (max_stmt_uid): Removed.
12267 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12268 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12269 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12270 * function.h (cfun.last_stmt_uid): New field.
12271 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12272 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12274 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12275 (create_stmt_ann): Initialize the ann->uid field.
12276 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12278 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12280 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12282 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12283 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12284 (init_empty_tree_cfg): Call it.
12286 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12288 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12291 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12293 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12294 * tree-dump.c (dump_options): New verbose option.
12295 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12297 * tree-pass.h (TDF_VERBOSE): New dump flag.
12298 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12299 (tree-flow.h): Added include.
12300 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12302 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12304 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12306 From Jie Zhang <jie.zhang@analog.com>
12307 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12308 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12309 mcpu=bf561-none and mcpu=bf561-0.2.
12310 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12311 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12312 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12313 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12314 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12315 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12316 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12318 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12319 (cputype_selected): Remove.
12320 (bfin_handle_option): Don't use cputype_selected.
12321 (override_options): When no mcpu option, enable all workarounds.
12322 Don't use bfin_workarounds.
12323 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12325 (DEFAULT_CPU_TYPE): Don't define.
12327 2008-05-16 Richard Guenther <rguenther@suse.de>
12329 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12330 on deletion of the last stmt.
12332 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12334 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12335 V8HImode for SSE2 and V16QImode for SSE4.1.
12337 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12339 * cgraph.h (compute_inline_parameters): Made public.
12340 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12341 variable_generate_summary, function_write_summary,
12342 variable_write_summary, variable_read_summary. Added generate_summary,
12343 write_summary, read_summary.
12344 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12345 pass_ipa_inline.function_generate_summary, to
12346 compute_inline_parameters.
12347 * ipa-inline.c (compute_inline_parameters): Made public and added
12349 (compute_inline_parameters_for_current): New function.
12350 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12351 (inline_generate_summary): Removed parameter and made to loop over
12353 (pass_ipa_inline): Updated for new IPA_PASS structure.
12354 * passes.c (execute_ipa_summary_passes): Now is called once per
12355 pass rather than once per node*pass.
12357 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12359 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12360 avr_have_mul_p, avr_asm_only_p): Remove variables.
12361 (avr_override_options): Remove initialization of removed variables.
12362 (avr_file_start): Convert removed variables to fields of
12363 'struct base_arch_s *avr_current_arch'.
12364 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12365 (AVR_HAVE_MUL): (Ditto.).
12366 (AVR_HAVE_MOVW): (Ditto.).
12367 (AVR_HAVE_LPMX): (Ditto.).
12368 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12369 avr_asm_only_p): Remove declaration.
12371 2008-05-15 Diego Novillo <dnovillo@google.com>
12373 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12374 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12376 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12378 PR middle-end/36194
12379 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12380 Don't call record_truncated_value from here.
12381 (record_truncated_value): Turn it into a for_each_rtx callback.
12382 (record_truncated_values): New function.
12383 (combine_instructions): Call note_uses with record_truncated_values.
12384 Change name of check_conversion to check_promoted_subreg.
12386 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12388 * doc/sourcebuild.texi: Document support for torture tests.
12390 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12392 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12393 to alternative 4 of operand 2.
12395 2008-05-15 Richard Guenther <rguenther@suse.de>
12397 * tree-pass.h (current_pass): Declare.
12398 (get_pass_for_id): Likewise.
12399 * passes.c (passes_by_id, passes_by_id_size): New globals.
12400 (set_pass_for_id): New function.
12401 (get_pass_for_id): Likewise.
12402 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12403 (execute_function_todo): Flush per function statistics.
12404 * toplev.c (compile_file): Init statistics.
12405 (general_init): Do early statistics initialization.
12406 (finalize): Finish statistics.
12407 * statistics.h (statistics_early_init): Declare.
12408 (statistics_init): Likewise.
12409 (statistics_fini): Likewise.
12410 (statistics_fini_pass): Likewise.
12411 (statistics_counter_event): Likewise.
12412 (statistics_histogram_event): Likewise.
12413 * statistics.c: New file.
12414 * Makefile.in (OBJS-common): Add statistics.o.
12415 (statistics.o): Add dependencies.
12416 * doc/invoke.texi (-fdump-statistics): Document.
12418 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12419 (insert): Likewise.
12420 (execute_pre): Use statistics_counter_event.
12421 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12422 (substitute_and_fold): Increment it. Use statistics_counter_event.
12424 2008-05-15 Diego Novillo <dnovillo@google.com>
12426 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12428 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12429 * tree-ssa-alias.c (new_type_alias): Remove references to
12430 sub-variables from comment.
12431 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12433 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12435 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12436 attribute to 1 only for insertps alternative.
12438 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12440 * config/bfin/bfin.md (loadbytes): New pattern.
12441 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12442 (bfin_init_builtins): Initialize it.
12443 (bdesc_1arg): Add it.
12445 2008-05-15 Sa Liu <saliu@de.ibm.com>
12447 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12448 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12449 * testsuite/lib/target-supports.exp: Add
12450 check_effective_target_fortran_integer_16.
12452 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12454 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12455 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12456 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12457 (TARGET_RETURN_IN_MEMORY): Define.
12459 2008-05-15 Richard Guenther <rguenther@suse.de>
12461 PR middle-end/36244
12462 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12463 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12464 represent unmodifiable vars.
12466 2008-05-15 Richard Guenther <rguenther@suse.de>
12468 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12469 INDIRECT_REF and TARGET_MEM_REF.
12470 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12473 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12474 H.J. Lu <hongjiu.lu@intel.com>
12476 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12477 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12478 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12479 insn alternatives. Add missing alternatives.
12480 (*vec_concatv2di_rex64_sse4_1): Likewise.
12481 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12482 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12483 Require TARGET_SSE.
12485 2008-05-15 Richard Guenther <rguenther@suse.de>
12487 PR tree-optimization/36009
12488 PR tree-optimization/36204
12489 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12490 (determine_invariantness_stmt): Record the loop a store is
12491 always executed in.
12492 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12495 2008-05-15 Richard Guenther <rguenther@suse.de>
12497 PR tree-optimization/34330
12498 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12499 through the pointer will alias the SMT.
12501 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12503 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12505 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12507 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12509 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12510 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12512 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12513 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12514 (vashl_optab): New optab for vector/vector shifts.
12515 (vashr_optab): Ditto.
12516 (vlshr_optab): Ditto.
12517 (vrotl_optab): Ditto.
12518 (vrotr_optab): Ditto.
12519 (optab_subtype): New enum for optab_for_tree_code call.
12520 (optab_for_tree_code): Add enum optab_subtype argument.
12522 * optabs.c (optab_for_tree_code): Take an additional argument to
12523 distinguish between a vector shift by a scalar and vector shift by
12524 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12525 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12526 vector shift by a vector.
12527 (expand_widen_pattern_expr): Pass additional argument to
12528 optab_for_tree_code.
12530 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12531 vrotl_optab, vrotr_optab.
12533 * expr.c (expand_expr_real_1): Update calls to
12534 optab_for_tree_code to distinguish between vector shifted by a
12535 scalar and vector shifted by a vector.
12536 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12537 (supportable_narrowing_operation): Ditto.
12538 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12539 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12540 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12541 (vect_create_epilog_for_reduction): Ditto.
12542 (vectorizable_reduction): Ditto.
12543 (vectorizable_operation): Ditto.
12544 (vect_strided_store_supported): Ditto.
12545 (vect_strided_load_supported): Ditto.
12546 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12547 * expmed.c (expand_shift): Ditto.
12549 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12551 (ashr@var{m}3): Ditto.
12552 (vashl@var{m}3): Document new vector/vector shift standard name.
12553 (vashr@var{m}3): Ditto.
12554 (vlshr@var{m}3): Ditto.
12555 (vrotl@var{m}3): Ditto.
12556 (vrotr@var{m}3): Ditto.
12558 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12559 (PPERM_INVERT): Ditto.
12560 (PPERM_REVERSE): Ditto.
12561 (PPERM_REV_INV): Ditto.
12562 (PPERM_ZERO): Ditto.
12563 (PPERM_ONES): Ditto.
12564 (PPERM_SIGN): Ditto.
12565 (PPERM_INV_SIGN): Ditto.
12566 (PPERM_SRC1): Ditto.
12567 (PPERM_SRC2): Ditto.
12569 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12570 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12571 allows a memory operand to be the value being added, and split it
12572 to improve vectorization.
12573 (sse5_pmacsdqh_mem): Ditto.
12574 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12575 (sse5_mulv2div2di3_high): Ditto.
12576 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12577 (vec_pack_trunc_v4si): Ditto.
12578 (vec_pack_trunc_v2di): Ditto.
12579 (sse5_pcmov_<mode>): Remove code that tried to use use
12580 andps/andnps instead of pcmov.
12581 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12582 pmacsdqh instructions.
12583 (vec_widen_smult_lo_v4si): Ditto.
12585 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12586 (PPERM_INVERT): Ditto.
12587 (PPERM_REVERSE): Ditto.
12588 (PPERM_REV_INV): Ditto.
12589 (PPERM_ZERO): Ditto.
12590 (PPERM_ONES): Ditto.
12591 (PPERM_SIGN): Ditto.
12592 (PPERM_INV_SIGN): Ditto.
12593 (PPERM_SRC1): Ditto.
12594 (PPERM_SRC2): Ditto.
12595 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12597 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12599 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12600 says ignore whether the last reference is a memory operand.
12602 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12603 Paolo Bonzini <bonzini at gnu dot org>
12605 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12608 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12609 (vlshr<mode>3): Rename from vlshr<mode>3.
12610 (vashr<mode>3): Rename from vashr<mode>3.
12611 (mulv4sf3): Change the names of vector shift patterns.
12615 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12618 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12643 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12644 (floatunssidf2_internal): Change vector/vector shift names.
12645 (floatunsdidf2_internal): Ditto.
12652 (vashl<mode>3): Rename from ashl<mode>3.
12653 (vashr<mode>3): Rename from ashr<mode>3.
12654 (vlshr<mode>3): Rename from lshr<mode>3.
12655 (vrotl<mode>3): Rename from rotl<mode>3.
12657 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12660 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12661 multiply gives the wrong value when doing widening multiplies.
12662 (vec_widen_smult_lo_v4si): Ditto.
12664 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12666 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12667 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12668 emit_library_call_value.
12669 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12670 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12671 * calls.c (initialize_argument_information, precompute_arguments,
12672 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12673 (precompute_arguments): Removed flags parameter.
12674 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12676 2008-05-14 Richard Guenther <rguenther@suse.de>
12678 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12679 Make sure to register the store if the use is a PHI_NODE.
12681 2008-05-14 Olivier Hainque <hainque@adacore.com>
12683 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12684 memory if the component is to be referenced in BLKmode according
12685 to get_inner_reference.
12687 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12689 * calls.c (emit_library_call_value_1): Restore code clearing
12690 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12692 2008-05-14 Olivier Hainque <hainque@adacore.com>
12693 Nicolas Roche <roche@adacore.com>
12695 * configure.ac: Add support for a "gcc_subdir" variable in
12696 config-lang.in, to denote a subdirectory where the language/GCC
12697 integration files are to be found.
12698 * configure: Regenerate.
12700 2008-05-14 Ira Rosen <irar@il.ibm.com>
12702 PR tree-optimization/36098
12703 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12704 value for the first load in the group in case of a gap.
12705 (vect_build_slp_tree): Check that there are no gaps in loads.
12707 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12709 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12710 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12711 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12712 emit_insn and remove unneeded code to construct extra args.
12713 (emit_no_conflict_block): Removed.
12714 * optabls.h: (emit_no_conflict_block): Removed.
12715 * cse.c (cse_extended_basic_block): Remove search for
12716 REG_NO_CONFLICT note.
12717 * global.c: Removed incorrect comment added in revision 117.
12718 * expr.c (convert_move): Change call to emit_no_conflict_block to
12720 * recog.c: Change comments so that they do not mention
12722 * local_alloc.c (combine_regs): Removed last parameter.
12723 (no_conflict_p): Removed.
12724 (block_alloc): Removed note, no_conflict_combined_regno and set
12725 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12726 (combine_regs): Removed already_dead and code to look for
12727 REG_NO_CONFLICT notes.
12728 * lower_subreg (remove_retval_note): Removed code to look for
12729 REG_NO_CONFLICT block.
12730 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12731 (resolve_clobber): Remove code to process libcalls that have
12732 REG_NO_CONFLICT notes.
12733 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12735 * combine.c (can_combine_p, distribute_notes): Removed
12736 REG_NO_CONFLICT case.
12737 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12739 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12740 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12742 * reg-notes.def (NO_CONFLICT): Removed.
12744 2008-05-14 David S. Miller <davem@davemloft.net>
12746 * config/sparc/sparc.c (sparc_profile_hook): If
12747 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12748 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12749 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12751 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12753 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12755 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12758 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12759 and op1 expansion before vector concat to have less live pseudos.
12761 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12763 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12764 ix86_expand_vector_set if supported.
12766 2008-05-13 Diego Novillo <dnovillo@google.com>
12767 Kenneth Zadeck <zadeck@naturalbridge.com>
12769 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12771 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12772 phinodes_print_statistics, init_ssanames, fini_ssanames,
12773 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12774 release_ssa_name, release_defs, replace_ssa_name_symbol,
12775 ssanames_print_statistics): Move ...
12776 * tree-flow.h: ... here.
12777 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12778 Use FN instead of cfun.
12779 (make_ssa_name_fn): Rename from make_ssa_name.
12780 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12781 * tree-flow-inline.h (make_ssa_name): Move from
12782 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12783 * omp-low.c (expand_omp_parallel):
12784 * tree-flow-inline.h (redirect_edge_var_map_result):
12785 * tree-ssa.c (init_tree_ssa): Add argument FN.
12786 Use it instead of cfun. Update all users.
12788 2008-05-13 Tom Tromey <tromey@redhat.com>
12790 PR preprocessor/22168:
12791 * doc/cpp.texi (Top): Update menu.
12792 (Alternatives to Wrapper #ifndef): New node.
12793 (Other Directives): Document deprecation.
12794 (Obsolete Features): Remove menu.
12795 (Assertions): Merge node into Obsolete Features.
12796 (Obsolete once-only headers): Move earlier; rename to Alternatives
12797 to Wrapper #ifndef.
12798 * doc/cppopts.texi: Update.
12799 * c.opt (Wdeprecated): Enable for C and ObjC.
12800 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12801 (C++ Dialect Options): Move -Wno-deprecated from here to...
12802 (Warning Options): ... here.
12804 2008-05-13 Richard Guenther <rguenther@suse.de>
12806 PR middle-end/36227
12807 * fold-const.c (fold_sign_changed_comparison): Do not allow
12808 changes in pointer-ness.
12810 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12813 * config/sh/sh.c (sh_expand_prologue): Don't clear
12814 RTX_FRAME_RELATED_P for push insns.
12816 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
12818 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
12820 2008-05-12 Anatoly Sokolov <aesok@post.ru>
12822 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
12823 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
12824 Use 'machine->is_leaf' instead of 'leaf_func_p'.
12826 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
12828 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
12829 (*vec_concatv4sf_sse): This.
12830 (*sse2_concatv2si): Renamed to ...
12831 (*vec_concatv2si_sse2): This.
12832 (*sse1_concatv2si): Renamed to ...
12833 (*vec_concatv2si_sse): This.
12834 (*vec_concatv2di_rex): Renamed to ...
12835 (*vec_concatv2di_rex64): This.
12836 (*vec_concatv2si_sse4_1): New.
12837 (*vec_concatv2di_rex64_sse4_1): Likewise.
12839 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
12841 PR rtl-optimization/36111
12842 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
12843 that was created for swappable operands.
12845 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
12848 * Makefile.in: Substitute GNATMAKE and GNATBIND.
12849 * configure.ac: Add call to ACX_PROG_GNAT.
12851 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
12853 * optc-gen.awk: Fix comment typo.
12855 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12857 * pretty-print.c (pp_integer_with_precision): Use
12858 HOST_LONG_LONG_FORMAT.
12860 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
12862 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
12864 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
12866 * config/i386/i386.c (bdesc_ptest): Removed.
12867 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
12868 (bdesc_args): Add __builtin_ia32_ptestz128,
12869 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
12870 (ix86_init_mmx_sse_builtins): Updated.
12871 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
12872 (ix86_expand_builtin): Updated.
12874 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
12876 * tree-cfg.c (valid_fixed_convert_types_p): New function.
12877 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
12879 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
12881 * value-prof.c (interesting_stringop_to_profile): Do not
12882 return early for BUILT_IN_MEMPCPY.
12884 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
12886 * calls.c (expand_call): Don't use callgraph to increase
12887 preferred_stack_boundary.
12889 * cgraph.h (cgraph_rtl_info): Use unsigned on
12890 preferred_incoming_stack_boundary.
12892 * final.c (rest_of_clean_state): Use unsigned on
12893 preferred_stack_boundary.
12895 2008-05-09 Tom Tromey <tromey@redhat.com>
12897 PR preprocessor/22231:
12898 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
12901 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
12903 PR tree-optimization/36129
12904 * tree-ssa-ccp.c: Include value-prof.h.
12905 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
12906 built-in function was folded to a constant.
12907 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
12909 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
12910 Sebastian Pop <sebastian.pop@amd.com>
12912 * tree-scalar-evolution.c: Document instantiate_scev.
12913 (instantiate_parameters_1): Renamed instantiate_scev_1.
12914 Don't use the same loop for instantiation_loop and evolution_loop.
12915 (instantiate_scev): New.
12916 (instantiate_parameters): Moved...
12917 (resolve_mixers): Update call to instantiate_scev_1 to pass the
12918 same loop twice. Maintains the semantics for this function.
12919 * tree-scalar-evolution.h (instantiate_scev): Declare.
12920 (instantiate_parameters): ...here. Now static inline.
12921 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
12922 instead of resolve_mixers.
12924 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12926 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
12928 2008-05-09 Tomas Bily <tbily@suse.cz>
12930 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
12931 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
12932 * tree-ssa-structalias.c (get_constraint_for): Likewise.
12933 * c-common.c (c_common_truthvalue_conversion): Likewise.
12934 * tree-object-size.c (compute_object_offset): Likewise.
12935 * tree-inline.c (estimate_num_insns_1): Likewise.
12936 * varasm.c (const_hash_1, compare_constant, copy_constant)
12937 (compute_reloc_for_constant, output_addressed_constants)
12938 (initializer_constant_valid_p): Likewise.
12939 * c-omp.c (check_omp_for_incr_expr): Likewise.
12940 * gimplify.c (gimplify_expr): Likewise.
12941 * c-typeck.c (c_finish_return): Likewise.
12942 * tree-vectorizer.c (supportable_widening_operation)
12943 (supportable_narrowing_operation): Likewise.
12944 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
12945 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
12946 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12947 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
12948 (descr_info_loc): Likewise.
12949 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
12950 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
12951 (fold_unary): Likewise.
12952 * builtins.c (get_pointer_alignment): Likewise.
12953 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
12954 (instantiate_parameters_1): Likewise.
12955 * tree.c (expr_align, stabilize_reference): Likewise.
12956 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
12957 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12958 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
12959 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
12960 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
12961 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
12963 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
12964 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
12965 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
12966 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
12967 (forward_propagate_comparison)
12968 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12969 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
12970 * emit-rtl.c (component_ref_for_mem_expr)
12971 (set_mem_attributes_minus_bitpos): Likewise.
12972 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12973 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
12975 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
12976 (build_function_call, pointer_diff, build_compound_expr)
12977 (c_finish_return): Likewise.
12978 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
12979 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
12981 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
12982 * expr.c (is_aligning_offset): Likewise.
12983 * tree-ssa-alias.c (is_escape_site): Likewise.
12984 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12985 (check_all_va_list_escapes): Likewise.
12986 * tree-ssa-loop-ivopts.c (determine_base_object)
12987 (determine_common_wider_type): Likewise.
12988 * dojump.c (do_jump): Likewise.
12989 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12990 * tree-gimple.c (is_gimple_cast): Likewise.
12991 * fold-const.c (decode_field_reference, )
12992 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12993 (fold_binary): Likewise.
12994 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12995 (already_warned_in_frontend_p): Likewise.
12996 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12997 * tree.c (really_constant_p, get_unwidened): Likewise.
12998 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12999 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13000 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13002 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13004 (CONVERT_EXPR_P): Define.
13005 (CASE_CONVERT): Define.
13007 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13009 PR middle-end/36117
13010 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13011 (delete_unmarked_insns): When deleting a call, call
13012 delete_unreachable_blocks.
13013 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13014 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13016 2008-05-08 Richard Guenther <rguenther@suse.de>
13018 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13019 (-ftree-salias): Likewise.
13020 (salias-max-implicit-fields): Remove param documentation.
13021 (salias-max-array-elements): Likewise.
13022 * tree-pass.h (pass_create_structure_vars): Remove.
13023 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13024 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13025 * tree-ssa-alias.c (create_structure_vars): Remove.
13026 (gate_structure_vars): Likewise.
13027 (pass_create_structure_vars): Likewise.
13028 (gate_build_alias): Likewise.
13029 (pass_build_alias): Adjust to run always and dump the function.
13030 * common.opt (ftree-salias): Hide.
13031 * passes.c (init_optimization_passes): Remove
13032 pass_create_structure_vars, adjust comment.
13033 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13034 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13035 * opts.c (decode_options): Do not set flag_tree_salias.
13036 (common_handle_option): Add OPT_ftree_salias to the backward
13037 compatibility section.
13039 2008-05-08 Richard Guenther <rguenther@suse.de>
13041 * tree-flow-inline.h (var_can_have_subvars): Move ...
13042 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13043 * tree-flow.h (var_can_have_subvars): Remove.
13044 (push_fields_onto_fieldstack): Remove.
13045 (sort_fieldstack): Likewise.
13046 (struct fieldoff): Move ...
13047 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13048 alias_set and base_for_components fields.
13049 (sort_fieldstack): Make static.
13050 (push_fields_onto_fieldstack): Likewise. Remove code that
13051 handles anything but RECORD_TYPEs. Remove alias_set and
13052 base_for_components handling.
13053 (create_variable_info_for): Adjust.
13055 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13057 * common.opt (Wframe-larger-than=): Shorten the help message
13059 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13061 2008-05-08 Rafael Espindola <espindola@google.com>
13063 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13065 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13066 trap and that both operands are gimple values.
13067 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13068 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13071 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13073 * read-rtl.c (join_c_conditions): Return the first string if the
13074 two strings are equal.
13076 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13078 * gensupport.h (pred_data): Add a "num_codes" field.
13079 (add_predicate_code): Declare.
13080 * gensupport.c (add_predicate_code): New function.
13081 (std_pred_table): Add an "allows_const_p" field.
13082 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13083 Remove the (incomplete) list of such codes from the codes field.
13084 (init_predicate_table): Use add_predicate_code. Add all
13085 RTX_CONST_OBJs if allows_const_p is true.
13086 * genrecog.c (process_define_predicate): Use add_predicate_code.
13088 2008-05-08 David Daney <ddaney@avtrex.com>
13089 Richard Sandiford <rsandifo@nildram.co.uk>
13091 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13092 special case of constant zero operands.
13093 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13094 old and new values. Special case constant zero values.
13095 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13097 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13098 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13100 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13103 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13104 similar RTX_CONST_OBJ before CONST_INT.
13106 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13108 * stmt.c (expand_stack_restore): Change sa mode if needed.
13110 2008-05-08 Richard Guenther <rguenther@suse.de>
13112 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13113 return type to bool.
13114 (ix86_sol10_return_in_memory): Likewise.
13115 (ix86_i386elf_return_in_memory): Likewise.
13116 (ix86_i386interix_return_in_memory): Likewise.
13117 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13118 (ix86_sol10_return_in_memory): Likewise.
13119 (ix86_i386elf_return_in_memory): Likewise.
13120 (ix86_i386interix_return_in_memory): Likewise.
13122 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13125 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13127 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13128 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13131 2008-05-08 Richard Guenther <rguenther@suse.de>
13133 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13134 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13135 (DR_SUBVARS): Remove.
13136 * tree-dfa.c (dump_subvars_for): Remove.
13137 (debug_subvars_for): Likewise.
13138 (dump_variable): Do not dump subvars.
13139 (remove_referenced_var): Do not remove subvars.
13140 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13141 (lookup_subvars_for_var): Remove.
13142 (get_subvars_for_var): Likewise.
13143 (get_subvars_at): Likewise.
13144 (get_first_overlapping_subvar): Likewise.
13145 (overlap_subvar): Likewise.
13146 * tree-flow.h (subvar_t): Remove.
13147 (struct var_ann_d): Remove subvars field.
13148 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13149 argument. Remove special handling of SFTs.
13150 (compute_tag_properties): Likewise.
13151 (set_initial_properties): Likewise.
13152 (compute_call_clobbered): Likewise.
13153 (count_mem_refs): Likewise.
13154 (compute_memory_partitions): Likewise.
13155 (compute_flow_insensitive_aliasing): Likewise.
13156 (setup_pointers_and_addressables): Likewise.
13157 (new_type_alias): Likewise.
13158 (struct used_part): Remove.
13159 (used_portions): Likewise.
13160 (struct used_part_map): Likewise.
13161 (used_part_map_eq): Likewise.
13162 (used_part_map_hash): Likewise.
13163 (free_used_part_map): Likewise.
13164 (up_lookup): Likewise.
13165 (up_insert): Likewise.
13166 (get_or_create_used_part_for): Likewise.
13167 (create_sft): Likewise.
13168 (create_overlap_variables_for): Likewise.
13169 (find_used_portions): Likewise.
13170 (create_structure_vars): Likewise.
13171 * tree.def (STRUCT_FIELD_TAG): Remove.
13172 * tree.h (MTAG_P): Adjust.
13173 (struct tree_memory_tag): Remove base_for_components and
13174 unpartitionable flags.
13175 (struct tree_struct_field_tag): Remove.
13176 (SFT_PARENT_VAR): Likewise.
13177 (SFT_OFFSET): Likewise.
13178 (SFT_SIZE): Likewise.
13179 (SFT_NONADDRESSABLE_P): Likewise.
13180 (SFT_ALIAS_SET): Likewise.
13181 (SFT_UNPARTITIONABLE_P): Likewise.
13182 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13183 (union tree_node): Remove sft field.
13184 * alias.c (get_alias_set): Remove special handling of SFTs.
13185 * print-tree.c (print_node): Remove handling of SFTs.
13186 * tree-dump.c (dequeue_and_dump): Likewise.
13187 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13188 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13189 * tree-predcom.c (set_alias_info): Do not set subvars.
13190 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13191 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13192 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13193 (add_vars_for_offset): Remove.
13194 (add_virtual_operand): Remove special handling of SFTs.
13195 (add_call_clobber_ops): Likewise.
13196 (add_call_read_ops): Likewise.
13197 (get_asm_expr_operands): Likewise.
13198 (get_modify_stmt_operands): Likewise.
13199 (get_expr_operands): Likewise.
13200 (add_to_addressable_set): Likewise.
13201 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13202 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13203 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13204 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13205 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13206 (tree_node_structure): Likewise.
13207 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13209 (find_what_p_points_to): Likewise.
13211 2008-05-08 Sa Liu <saliu@de.ibm.com>
13213 * config/spu/spu.md: Fixed subti3 pattern.
13215 2008-05-08 Richard Guenther <rguenther@suse.de>
13217 PR middle-end/36154
13218 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13219 sure to create a representative for trailing arrays for PTA.
13221 2008-05-08 Richard Guenther <rguenther@suse.de>
13223 PR middle-end/36172
13224 * fold-const.c (operand_equal_p): Two objects which types
13225 differ in pointerness are not equal.
13227 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13229 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13230 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13231 (emit_library_call_value_1): Add new variable fndecl initialized by
13232 NULL_TREE. It should be the decl type of orgfun, but this information
13233 seems not to be available here, so it uses the default calling abi.
13234 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13235 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13236 by TARGET_RETURN_IN_MEMORY.
13237 * config/i386/i386-interix.h: Likewise.
13238 * config/i386/i386.h: Likewise.
13239 * config/i386/i386elf.h: Likewise.
13240 * config/i386/ptx4-i.h: Likewise.
13241 * config/i386/sol2-10.h: Likewise.
13242 * config/i386/sysv4.h: Likewise.
13243 * config/i386/vx-common.h: Likewise.
13244 * config/cris/cris.h: Removed #if 0 clause.
13245 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13246 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13248 (ix86_sol10_return_in_memory): Likewise.
13249 (ix86_i386elf_return_in_memory): New.
13250 (ix86_i386interix_return_in_memory): New.
13251 * config/mt/mt-protos.h (mt_return_in_memory): New.
13252 * config/mt/mt.c: Likewise.
13253 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13254 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13255 * config/bfin/bfin.h: Likewise.
13256 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13258 * config/bfin/bfin.c: Likewise.
13259 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13260 * config/alpha/unicosmk.h: Likewise.
13261 * config/i386/cygming.h: Likewise.
13262 * config/iq2000/iq2000.h: Likewise.
13263 * config/mips/mips.h: Likewise.
13264 * config/mn10300/mn10300.h: Likewise.
13265 * config/rs6000/rs6000.h: Likewise.
13266 * config/score/score.h: Likewise.
13267 * config/spu/spu.h: Likewise.
13268 * config/v850/v850.h: Likewise.
13269 * defaults.h: Likewise.
13270 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13271 * expr.c (emit_block_move): Adjust use of
13272 OUTGOING_REG_PARM_STACK_SPACE.
13273 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13274 OUTGOING_REG_PARM_STACK_SPACE.
13275 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13277 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13279 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13280 on OMP_RETURN for OMP_FOR.
13283 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13284 (fortran_common): New function.
13285 (gen_variable_die): Call fortran_common instead of common_check,
13286 adjust for it returning tree instead of rtx. Formatting.
13288 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13292 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13293 * c-decl.c (merge_decls): Ditto.
13294 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13295 to RTL_CONST_OR_PURE_CALL_P.
13296 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13297 Initialized DECL_LOOPING_CONST_PURE.
13298 (process_call_operands): Set tree_side_effects properly.
13299 * tree.h (TREE_READONLY_DECL_P): Removed.
13300 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13301 (DECL_LOOPING_OR_CONST_P): New macro.
13302 (struct tree_function_decl): Added looping_const_or_pure_p.
13303 (ECF_*) Renumbered.
13304 (ECF_LOOPING_OR_CONST_P): New macro.
13305 * rtlanal.c (pure_const_p): Removed.
13306 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13307 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13308 to RTL_CONST_CALL_P.
13309 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13310 (check_decl, check_tree, check_call, scan_function): Initialize
13312 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13313 (static_execute): Set looping true for recursive functions.
13314 Undo setting state to IPA_NEITHER for recursive functions.
13315 * cse.c (cse_insn):
13316 * ifcvt.c (noce_can_store_speculate_p): Changed
13317 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13318 RTL_CONST_OR_PURE_CALL_P.
13319 * dse.c (scan_insn): Ditto.
13320 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13321 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13322 RTL_CONST_OR_PURE_CALL_P.
13323 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13324 pure_call_p to RTL_CONST_CALL_P.
13325 * gimplify.c (gimplify_call_expr): Clear side effects for
13326 non-looping pure and constant calls.
13327 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13328 (flags_from_decl_or_type): Set ecf flags from decl flags.
13329 (initialize_argument_information): Turn off
13330 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13331 Change const to pure if callee_copies is true rather than just
13333 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13334 way of marking pure calls.
13335 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13336 Remove hack that was supposed to fix pr7335 and remove old
13337 way of marking pure calls.
13338 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13339 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13340 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13341 RTL_CONST_OR_PURE_CALL_P.
13342 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13343 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13344 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13345 * sched-deps.c (schedule_analyze): Ditto.
13346 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13347 return_val field of calls to represent pure and const function info.
13348 (CONST_OR_PURE_CALL_P): Deleted macro.
13349 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13350 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13351 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13353 * tree-optimize.c (execute_fixup_cfg): Added test for
13354 ECF_LOOPING_CONST_OR_PURE.
13355 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13357 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13358 effects for looping pure or const calls.
13359 (verify_gimple_expr): Added verification code.
13360 * config/alpha/alpha.c (alpha_legitimize_address,
13361 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13363 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13364 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13365 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13366 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13367 RTL_CONST_OR_PURE_CALL_P.
13368 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13369 and const calls to be deleted.
13371 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13374 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13375 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13376 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13377 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13378 to handle nonimmediate operands.
13379 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13380 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13381 to handle nonimmediate operands.
13382 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13383 (mmx_pmulhrwv4hi3): New expander. Use
13384 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13385 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13386 (sse2_umulv1siv1di3): New expander. Use
13387 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13388 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13389 (mmx_eq<mode>3): New expander. Use
13390 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13391 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13392 (mmx_uavgv8qi3): New expander. Use
13393 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13394 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13395 (mmx_uavgv4hi3): New expander. Use
13396 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13398 * config/i386/sse.md
13399 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13400 to handle nonimmediate operands.
13401 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13402 to handle nonimmediate operands.
13403 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13404 to handle nonimmediate operands.
13405 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13406 to handle nonimmediate operands.
13407 (sse2_unpckhpd_exp): New expander. Use
13408 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13409 (sse2_unpcklpd_exp): New expander. Use
13410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13411 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13412 to handle nonimmediate operands.
13413 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13414 to handle nonimmediate operands.
13415 (*sse2_<plusminus_insn><mode>3): Rename from
13416 sse2_<plusminus_insn><mode>3 insn pattern.
13417 (sse2_<plusminus_insn><mode>3): New expander. Use
13418 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13419 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13420 (sse2_umulv2siv2di3): New expander. Use
13421 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13422 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13423 (sse4_1_mulv2siv2di3): New expander. Use
13424 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13425 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13426 (sse2_pmaddwd): New expander. Use
13427 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13428 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13429 (sse2_eq<mode>3): New expander. Use
13430 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13431 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13432 (sse4_1_eqv2di3): New expander. Use
13433 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13434 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13435 (sse2_uavgv16qi3): New expander. Use
13436 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13437 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13438 (sse2_uavgv16qi3): New expander. Use
13439 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13440 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13441 (sse2_uavgv8hi3): New expander. Use
13442 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13443 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13444 (ssse3_pmulhrswv8hi3): New expander. Use
13445 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13446 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13447 (ssse3_pmulhrswv4hi3): New expander. Use
13448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13450 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13451 (<sse>_vmmul<mode>3): Ditto.
13452 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13454 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13455 (ssse3_pmaddubsw): Ditto.
13457 * config/i386/i386.c (struct_builtin_description)
13458 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13459 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13460 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13461 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13462 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13463 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13464 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13465 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13466 (ix86_fixup_binary_operands): Assert that src1
13467 and src2 must have the same mode when swapped.
13468 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13469 and ix86_binary_operator_ok. Do not force operands in registers
13472 2008-05-07 Jan Hubicka <jh@suse.cz>
13474 * cgraph.c (dump_cgraph_node): Update.
13475 * cgraph.h (cgraph_local_info): Break out inline summary.
13476 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13478 * ipa-inline (inline_summary): New accestor function.
13479 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13480 cgraph_decide_inlining, compute_inline_parameters): Update.
13481 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13483 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13485 Cleanup ColdFire scheduling support and add V4 pipeline model.
13487 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13488 (define_attr cpu): Add cfv4 value.
13489 (define_attr type, define_attr type1): Merge into a single 'type'
13490 attribute. Update all uses.
13491 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13492 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13494 (define_attr opx_mem, define_attr opy_mem): Remove.
13495 (define_attr op_mem): Clean up, update comment.
13496 (define_attr size): Use specific values instead of general int.
13497 (define_attr guess, define_attr split): Remove. Update all uses.
13498 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13499 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13500 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13501 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13502 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13503 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13504 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13505 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13506 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13507 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13508 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13509 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13510 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13511 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13512 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13513 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13514 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13515 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13516 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13517 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13518 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13519 Update or set attributes.
13520 (stack_tie): New fake instruction.
13522 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13523 (m68k_sched_attr_size): Update declaration.
13524 (m68k_sched_attr_type2): Remove.
13525 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13526 Declare new bypass predicates.
13528 * config/m68k/m68k.c (m68k_sched_issue_rate,
13529 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13531 (TARGET_SCHED_ISSUE_RATE,
13532 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13533 (override_options): Handle scheduling for ColdFire V4 core.
13534 (m68k_expand_prologue): Emit stack_tie.
13535 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13536 'OP_TYPE_FPN'. Update all uses.
13537 (sched_guess_p): Remove.
13538 (sched_address_type): Handle symbolic addresses.
13539 (sched_get_operand): New static function.
13540 (sched_operand_type): Merge into sched_attr_op_type.
13541 (sched_attr_op_type): Handle FP registers, handle quick constants,
13543 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13544 (m68k_sched_attr_size): Update. Move logic to ...
13545 (sched_get_attr_size_int): New static function.
13546 (sched_get_opxy_mem_type): New static function.
13547 (m68k_sched_attr_op_mem): Update.
13548 (m68k_sched_attr_type2): Remove.
13549 (sched_cfv4_bypass_data): New static variable.
13550 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13551 (m68k_sched_issue_rate): Implement scheduler hook.
13552 (struct _sched_ib: enabled_p): New field.
13553 (m68k_sched_variable_issue): Update. Handle V4.
13554 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13555 sched_dump_class_func_t, sched_dump_split_class,
13556 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13557 sched_dump_dfa_class, m68k_sched_dump): Remove.
13558 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13560 (m68k_sched_init_global): Remove statisctics dumping, introduce
13561 sanity check that all instructions have pipeline reservations. Handle
13563 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13564 Handle ColdFire V4 core.
13565 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13566 New static functions.
13567 (m68k_sched_address_bypass_p): New bypass predicate.
13568 (sched_get_indexed_address_scale): New static function.
13569 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13571 * cf.md: Update comments.
13572 (define_attr type2): Remove. Use 'type' attribute instead.
13574 (cf_ib): Rename to cfv123_ib. Update all uses.
13575 (cf_oep): Rename to cfv123_oep. Update all uses.
13576 (cf_chr): Rename to cfv123_chr. Update all uses.
13577 (cf_mem): Rename to cfv123_mem. Update all uses.
13578 (cf_mac): Move to more appropriate place.
13579 (cfv123_guess): New automaton and cpu_unit.
13580 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13581 Update uses of 'size' attribute. Handle before reload scheduling.
13582 (cfv123_guess): New dummy reservation for unhandled instructions.
13583 (cfv4_*): Pipeline description of ColdFire V4 core.
13584 (ignore): New reservation to handle 'ignore' type.
13586 2008-05-07 Ian Lance Taylor <iant@google.com>
13588 PR middle-end/36013
13589 * gimplify.c (find_single_pointer_decl_1): Don't look through
13591 (find_single_pointer_decl): Adjust comments.
13593 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13595 PR middle-end/36137
13596 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13597 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13599 PR middle-end/36106
13600 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13601 integral type rather than floating point, then VIEW_CONVERT_EXPR
13602 to the floating point type.
13604 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13606 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13607 TFmode op0 to register.
13609 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13611 * c-decl.c (grokdeclarator): Comment typo.
13613 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13615 * tree-flow.h: Remove prototype for computed_goto_p.
13616 * tree-cfg.c (computed_goto_p): Make static.
13618 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13621 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13622 (contains_aligned_value_p): This. Handle _Decimal128.
13623 (ix86_function_arg_boundary): Only align _Decimal128 to its
13624 natural boundary and handle it properly.
13626 2008-05-06 Martin Jambor <mjambor@suse.cz>
13628 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13629 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13630 (ipcp_method_set_orig_node): Removed.
13631 (ipcp_cval_get_cvalue_type): Removed.
13632 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13633 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13634 (ipcp_cval_set_cvalue_type): Removed.
13635 (ipcp_cval_get_cvalue): Removed.
13636 (ipcp_cval_set_cvalue): Removed.
13637 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13638 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13639 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13640 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13641 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13642 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13643 (ipcp_get_ith_lattice): Changed parameters.
13644 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13645 (ipcp_lattice_from_jfunc): Changed parameters.
13646 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13647 (ipcp_method_cval_print): Added temporary variable info.
13648 (ipcp_redirect): Removed already unused local variable caller.
13649 (ipcp_redirect): New temporary variable orig_callee_info
13650 (ipcp_redirect): Removed newly unused local variable callee.
13651 (ipcp_redirect): Removed (a bit confusing) local variable type.
13652 (ipcp_insert_stage): Added local variable info.
13653 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13655 (ipcp_formal_create): Removed.
13656 (ipcp_method_cval_set): Removed.
13657 (ipcp_propagate_stage): Renamed lattice variables.
13658 (ipcp_method_cval_set_cvalue_type): Removed.
13659 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13660 (ipcp_print_all_lattices): Changed printed strings to refer to
13661 lattices rather than cvals.
13662 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13663 (ipcp_propagate_const): Changed formal parameters.
13664 (build_const_val): Changed formal parameters.
13665 (ipcp_insert_stage): Removed useless variable cvalue
13666 (build_const_val): Changed formal parameters.
13667 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13668 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13669 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13670 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13671 (ipcp_print_func_profile_counts): Changed string from "method" to
13673 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13674 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13675 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13676 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13677 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13678 (ipcp_lat_is_const): Changed parameters and made inline.
13679 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13680 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13681 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13682 the predicate condition directly
13683 (ipcp_propagate_stage): Added local variable args. Removed local
13684 variable callee. (Both are mere code simplifications.)
13685 (ipcp_method_dont_insert_const): Renamed to
13686 ipcp_node_not_modifiable_p.
13687 (ipcp_node_not_modifiable_p): Made inline.
13688 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13689 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13690 (ipcp_print_all_lattices): Removed variable cvalue
13691 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13694 2008-05-06 Olivier Hainque <hainque@adacore.com>
13696 * tree-sra.c (try_instantiate_multiple_fields): Early return
13697 if field has POINTER_TYPE.
13699 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13701 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13702 by using 'q' specifier for instruction.
13703 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13705 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13707 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13708 Change mode of zero_extract from QImode to HImode.
13709 (sign bit tests peepholes): (Ditto.).
13711 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13713 * config/i386/mmx.md: Remove double backslashes from asm templates.
13714 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13715 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13716 to handle nonimmediate operands.
13717 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13718 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13719 to handle nonimmediate operands.
13720 (*mmx_<code>v2sf3_finite): New insn pattern.
13721 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13722 (mmx_<code>v2sf3): New expander. Use
13723 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13724 (mmx_<plusminus_insn><mode>3): New expander. Use
13725 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13726 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13727 (mmx_add<mode>3): Removed.
13728 (mmx_ssadd<mode>3): Ditto.
13729 (mmx_usadd<mode>3): Ditto.
13730 (mmx_sub<mode>3): Ditto.
13731 (mmx_sssub<mode>3): Ditto.
13732 (mmx_ussub<mode>3): Ditto.
13733 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13734 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13735 to handle nonimmediate operands.
13736 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13738 (mmx_smulv4hi3_highpart): New expander. Use
13739 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13740 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13742 (mmx_umulv4hi3_highpart): New expander. Use
13743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13744 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13745 (mmx_<code>v4hi3): New expander. Use
13746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13747 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13748 (mmx_<code>v8qi3): New expander. Use
13749 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13750 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13751 (mmx_<code><mode>3): New expander. Use
13752 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13754 2008-05-05 Jan Hubicka <jh@suse.cz>
13756 PR tree-optimization/36118
13757 * passes.c (pass_init_dump_file): Fix dump header.
13759 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13761 PR middle-end/36141
13762 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13763 VCE for function decls.
13765 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13767 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13769 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13771 * config/i386/i386.md (sat_plusminus): New.
13772 (plusminus_insn): Likewise.
13773 (plusminus_mnemonic): Likewise.
13775 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13776 (*<addsub><mode>3_cc_overflow): Renamed to ...
13777 (*<plusminus_insn><mode>3_cc_overflow): This.
13778 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13779 (*<plusminus_insn>si3_zext_cc_overflow): This.
13781 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13782 (<plusminus_insn><mode>3): This.
13783 (*<addsub><mode>3): Renamed to ...
13784 (*<plusminus_insn><mode>3): This.
13785 (<sse>_vm<addsub><mode>3): Renamed to ...
13786 (<sse>_vm<plusminus_insn><mode>3): This.
13787 (sse3_h<addsub>v4sf3): Renamed to ...
13788 (sse3_h<plusminus_insn>v4sf3): This.
13789 (sse3_h<addsub>v2df3): Renamed to ...
13790 (sse3_h<plusminus_insn>v2df3): This.
13791 (<plusminus_insn><mode>3): New.
13792 (*<plusminus_insn><mode>3): Likewise.
13793 (sse2_<plusminus_insn><mode>3): Likewise.
13794 (add<mode>): Removed.
13795 (*add<mode>3): Likewise.
13796 (sse2_ssadd<mode>3): Likewise.
13797 (sse2_usadd<mode>3): Likewise.
13798 (sub<mode>3): Likewise.
13799 (*sub<mode>3): Likewise.
13800 (sse2_sssub<mode>3): Likewise.
13801 (sse2_ussub<mode>3): Likewise.
13803 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13805 * gthr-single.h: Add in required interface elements as per gthr.h.
13806 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13807 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
13808 Generalize UNUSED macro.
13809 (__gthread_once): Add.
13810 (__gthread_key_create): Add.
13811 (__gthread_key_delete): Add.
13812 (__gthread_getspecific): Add.
13813 (__gthread_setspecific): Add.
13815 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
13817 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
13818 the same size types for the indirect reference on the rhs, then
13821 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
13823 * config/i386/i386.md
13824 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
13825 one insn template instead of template series.
13826 (*xordi_1_rex64): Ditto.
13827 (*xordi_2_rex64): Ditto.
13829 2008-05-05 Ira Rosen <irar@il.ibm.com>
13831 PR tree-optimization/36119
13832 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
13835 2008-06-04 Jan Hubicka <jh@suse.cz>
13837 tree-optimization/36100
13838 * tree-pass.h (pass_O0_always_inline): Declare.
13839 * ipa-inline.c (inline_transform): Remove dead code.
13840 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13841 pass_O0_always_inline): New.
13842 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
13844 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
13846 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13847 mnemonic in this_param move for TARGET_64BIT.
13849 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
13851 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
13852 (*strmovsi_rex_1): Ditto.
13853 (*strsetsi_1): Ditto.
13854 (*strsetsi_rex_1): Ditto.
13856 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
13857 adddicc expanders using SWI mode iterator.
13859 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
13862 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
13865 2008-05-04 David S. Miller <davem@davemloft.net>
13867 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
13868 (sparc*-*-linux*): Use linux.h in tm_file.
13869 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
13870 compiler defaulting to 32-bit.
13871 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
13873 * config/sparc/linux.h: Remove definitions now obtained
13874 properly from linux.h
13875 * config/sparc/linux64.h: Likewise.
13876 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
13877 don't want this setting for 32-bit builds in a biarch compiler.
13878 * doc/install.texi: Add sparc-linux to list of targets
13879 supporting --enable-targets=all.
13881 2008-05-03 Andrew Pinski <pinskia@gmail.com>
13883 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
13885 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
13887 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
13888 after V4SI_FTYPE_V8HI.
13889 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
13890 case V4SI_FTYPE_V2DF.
13892 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
13894 * doc/invoke.texi (max-flow-memory-locations): Removed.
13895 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13897 2008-05-03 Richard Guenther <rguenther@suse.de>
13899 PR middle-end/34973
13900 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
13902 2008-05-02 David S. Miller <davem@davemloft.net>
13904 * config.gcc (need_64bit_hwint): Document libcpp dependency.
13906 2008-05-02 Simon Baldwin <simonb@google.com>
13909 * c-common.h (warn_array_subscript_range): Removed.
13910 * c-common.c (warn_array_subscript_range): Ditto.
13911 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
13912 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13914 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13916 * config/i386/i386.c (ix86_special_builtin_type): New.
13917 (bdesc_special_args): Likewise.
13918 (ix86_expand_special_args_builtin): Likewise.
13919 (ix86_init_mmx_sse_builtins): Updated.
13920 (ix86_expand_builtin): Updated.
13921 (ix86_expand_store_builtin): Removed.
13922 (ix86_expand_unop_builtin): Likewise.
13924 * config/i386/mm3dnow.h (__v2sf): Moved to ...
13925 * config/i386/mmintrin.h (__v2sf): Here.
13927 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
13929 (_mm_loadl_pi): Likewise.
13930 (_mm_storeh_pi): Replace __v2si with __v2sf.
13931 (_mm_storel_pi): Likewise.
13933 * doc/extend.texi: Correct __builtin_ia32_loadhps,
13934 __builtin_ia32_loadlps, __builtin_ia32_storehps,
13935 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
13936 __builtin_ia32_loadlpd.
13938 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
13940 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
13941 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
13942 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
13943 (ix86_init_mmx_sse_builtins): Updated.
13944 (ix86_expand_args_builtin): Likewise.
13945 (ix86_expand_builtin): Likewise.
13946 (ix86_expand_unop1_builtin): Renamed to ...
13947 (ix86_expand_unop_vec_merge_builtin): This.
13949 2008-05-01 Jan Hubicka <jh@suse.cz>
13952 * ipa-inline.c (inline_generate_summary): Make static.
13953 (inline_transform): Do not call inlining at -O0; make static.
13954 * passes.c (execute_todo): Add sanity check.
13955 (execute_one_ipa_transform_pass): Execute proper flags.
13957 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
13959 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
13960 (DECL_NONADDRESSABLE_P): Likewise.
13961 * alias.c (record_component_aliases): Fix comment.
13963 2008-05-01 Simon Baldwin <simonb@google.com>
13965 * c-common.h (warn_array_subscript_range): New function.
13966 * c-common.c (warn_array_subscript_range): Ditto.
13967 * tree-vrp.c (check_array_ref): Corrected code to agree with
13968 comment, ignoring only arrays of size 0 or size 1.
13969 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
13971 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13973 * config/i386/i386.c (ix86_builtin_type): Replace
13974 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13975 (bdesc_args): Updated.
13976 (ix86_init_mmx_sse_builtins): Likewise.
13977 (ix86_expand_args_builtin): Likewise.
13979 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
13982 * doc/extend.texi: Correct __builtin_ia32_palignr.
13984 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13987 * config/i386/i386.c (bdesc_crc32): Removed.
13988 (ix86_expand_crc32): Likewise.
13989 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13990 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13991 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13992 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13993 UINT_FTYPE_UINT_UCHAR.
13994 (bdesc_args): Updated. Add crc32 builtins.
13995 (ix86_init_mmx_sse_builtins): Updated.
13996 (ix86_expand_args_builtin): Updated to support subreg.
13998 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14000 2008-05-01 Jan Hubicka <jh@suse.cz>
14002 * tree-pass.h (opt_pass): Add IPA_PASS.
14003 (varpool_node, cgraph_node): Forward declare.
14004 (ipa_opt_pass): Define.
14005 (pass_ipa_inline): Turn into ipa_opt_pass.
14006 (pass_apply_inline): Remove.
14007 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14008 (apply_inline): Turn into ....
14009 (inline_transform): ... this one.
14010 (inline_generate_summary): New function.
14011 (pass_apply_inline): Remove.
14012 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14014 (struct function): Add ipa_transforms_to_apply.
14015 * passes.c (register_one_dump_file): Work on IPA_PASS.
14016 (init_optimization_passes): Remove pass_inline_parameters and
14018 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14019 (execute_one_pass) ... here; apply transforms when possible.
14020 (add_ipa_transform_pass, execute_ipa_summary_asses,
14021 execute_one_ipa_transform_pass): New.
14022 (execute_ipa_pass_list): Update for IPA_PASS type.
14024 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14026 * config/i386/i386.c (ix86_builtin_type): Add
14027 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14028 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14029 (bdesc_args): Add SSE4a builtins.
14030 (ix86_init_mmx_sse_builtins): Updated.
14031 (ix86_expand_args_builtin): Likewise.
14032 (ix86_expand_builtin): Likewise.
14034 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14036 * config/i386/i386.c (ix86_builtin_type): Add
14037 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14038 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14039 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14040 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14041 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14042 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14043 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14044 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14045 and DI_FTYPE_DI_DI_INT.
14046 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14047 (ix86_init_mmx_sse_builtins): Updated.
14048 (ix86_expand_args_builtin): Likewise.
14049 (ix86_expand_builtin): Likewise.
14050 (ix86_expand_binop_imm_builtin): Removed.
14052 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14054 2008-04-30 Richard Guenther <rguenther@suse.de>
14056 PR tree-optimization/32921
14057 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14059 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14061 * config/arm/arm.c (arm_unwind_emit): Use
14062 crtl->all_throwers_are_sibcalls instead of
14063 cfun->all_throwers_are_sibcalls.
14064 (arm_output_fn_unwind): Likewise.
14065 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14066 instead of cfun->uses_pic_offset_table.
14067 (frv_expand_prologue): Likewise.
14068 (frv_frame_pointer_required): Likewise.
14069 (frv_expand_fdpic_call): Likewise.
14070 (frv_emit_movsi): Likewise.
14071 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14072 cfun->returns_pcc_struct instead of
14073 current_function_returns_pcc_struct.
14074 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14075 instead of cfun->calls_eh_return.
14076 (m32c_pushm_popm): Likewise.
14077 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14078 "extern" declaration.
14080 2008-04-30 Richard Guenther <rguenther@suse.de>
14082 PR tree-optimization/21636
14083 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14085 (evaluate_stmt): Print the likely value.
14086 (ccp_visit_stmt): Avoid excessive vertical spacing.
14088 2008-04-30 Rafael Espindola <espindola@google.com>
14090 * builtins.c (fold_call_expr): Return realret.
14091 * tree-ssa-threadedge.c
14092 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14093 __builtin_object_size.
14095 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14097 * gcc.c (wrapper_string): New variable.
14098 (insert_wrapper): New function.
14099 (execute): New option -wrapper.
14100 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14102 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14104 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14105 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14106 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14108 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14109 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14110 config/rs6000/e500crtres64gprctr.asm,
14111 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14112 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14113 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14114 config/rs6000/e500crtsav64gprctr.asm,
14115 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14116 config/rs6000/e500crtsavg64gprctr.asm: New files.
14117 * config/rs6000/t-ppccomm: Add build rules for new files.
14118 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14119 * config/rs6000/t-netbsd: Add build rules for new files.
14120 (LIB2FUNCS_STATIC_EXTRA): New variable.
14121 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14122 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14123 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14125 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14127 * config/i386/i386.c (ix86_builtin_type): Add
14128 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14129 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14130 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14131 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14132 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14133 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14134 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14135 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14136 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14137 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14138 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14139 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14140 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14141 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14142 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14143 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14144 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14145 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14146 V1DI_FTYPE_V2SI_V2SI.
14147 (bdesc_2arg): Moved to ...
14148 (bdesc_args): Here.
14149 (ix86_init_mmx_sse_builtins): Updated.
14150 (ix86_expand_args_builtin): Updated. Take a pointer
14151 to const struct builtin_description. Handle comparison
14153 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14154 (ix86_expand_builtin): Updated.
14156 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14157 (ssse3_pmaddubsw128): This.
14158 (ssse3_pmaddubswv4hi3): Renamed to ...
14159 (ssse3_pmaddubsw): This.
14161 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14162 (__builtin_ia32_packssdw128): Likewise.
14163 (__builtin_ia32_packuswb128): Likewise.
14164 (__builtin_ia32_pmaddubsw): Likewise.
14165 (__builtin_ia32_pmaddubsw128): Likewise.
14167 2008-04-30 Richard Guenther <rguenther@suse.de>
14169 PR tree-optimization/14847
14170 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14171 (recognize_bits_test): Use it.
14172 (recognize_single_bit_test): Likewise.
14174 2008-04-30 Martin Jambor <mjambor@suse.cz>
14176 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14177 instead of setting number of formal parameters to zero.
14178 (ipcp_init_stage): Do not set the number of actual parameters to zero
14180 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14181 which are called with variable number of arguments.
14182 (ipcp_insert_stage): Explicitely skipping all nodes which are
14183 called with variable number of arguments.
14184 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14185 number of parameters.
14187 * ipa-prop.h (struct ipa_node_params): Added flag
14188 called_with_var_arguments
14189 (ipa_set_param_count): Added. Changed sole setter to use it.
14190 (ipa_get_param_count): Added. All readers of param_count
14191 converted to use it instead.
14192 (ipa_set_called_with_variable_arg): Added.
14193 (ipa_is_called_with_var_arguments): Added.
14194 (ipa_get_ith_param): Added. All readers of param_decls converted
14196 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14198 (ipa_get_cs_argument_count): Added, all readers of argument_count
14200 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14203 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14204 (struct ipcp_lattice): Renamed cval_type to type
14205 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14207 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14208 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14209 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14210 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14211 (build_const_val): Changed the type of parameter cvalue to tree
14212 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14213 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14215 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14218 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14219 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14220 (ipa_add_method): Renamed to ipa_push_func_to_list
14221 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14222 (ipa_callsite_param_count): Removed.
14223 (ipa_callsite_param_count_set): Removed.
14224 (ipa_callsite_param): Removed.
14225 (ipa_callsite_callee): Removed.
14226 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14227 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14228 (ipa_method_formal_count): Removed.
14229 (ipa_method_formal_count_set): Removed.
14230 (ipa_method_get_tree): Removed.
14231 (ipa_method_tree_map_create): Removed.
14232 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14233 (ipa_create_param_decls_array): Creates the array itself
14234 (ipa_create_param_decls_array): Temporary variable info instead of
14235 a few dereferences.
14236 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14237 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14238 (get_type): Removed.
14239 (ipa_jf_get_info_type): Removed.
14240 (ipa_node_create): Renamed to ipa_create_node_params
14241 (ipa_free): Renamed to ipa_free_all_node_params
14242 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14243 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14244 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14245 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14246 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14247 ipa_free_all_edge_args
14248 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14249 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14250 (ipa_create_methodlist_node): Removed.
14251 (ipa_methodlist_method): Removed.
14252 (ipa_methodlist_method_set): Removed.
14253 (ipa_methodlist_next_method): Removed.
14254 (ipa_methodlist_next_method_set): Removed.
14255 (ipa_method_is_modified): Removed.
14256 (ipa_method_modify_create): Removed.
14257 (ipa_method_modify_init): Temporary variable info instead of a few
14259 (ipa_detect_param_modifications): Temporary variable info instead of
14260 a few dereferences.
14261 (ipa_compute_jump_functions): Temporary variable info instead of
14262 a few dereferences.
14263 (ipa_method_modify_set): Removed.
14264 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14265 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14266 than craph_node as the first parameter.
14267 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14268 (ipa_method_modify_init): Removed.
14269 (ipa_compute_jump_functions): Added a temp variable instead of
14270 repeatadly dereferencing the cgraph_edge.aux pointer
14271 (ipa_callsite_param_set_type): Removed.
14272 (ipa_compute_jump_functions): i renamed to index and moved to
14274 (ipa_callsite_param_set_info_type_formal): Removed.
14275 (ipa_callsite_param_set_info_type): Removed.
14276 (ipa_callsite_param_map_create): Removed.
14277 (ipa_callsite_tree): Removed.
14278 (ipa_callsite_caller): Removed.
14279 (ipa_pop_func_from_list): return_method removed to return_func
14281 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14282 prefixed all values with IPA_. Changed all users.
14283 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14284 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14285 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14286 (union parameter_info): Renamed to jump_func_value.
14287 (union jump_func_value): Renamed value to constant
14288 (struct ipa_jump_func): Renamed info_type to value
14289 (struct ipa_node): Renamed to ipa_node_params
14290 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14291 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14292 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14293 (struct ipa_edge): Renamed to ipa_edge_args
14294 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14295 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14296 (struct ipa_methodlist): Renamed to ipa_func_list
14297 (struct ipa_func_list): method_p renamed to node, next_method
14299 (ipa_methodlist_p): Removed, switched all users to struct pointer
14300 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14302 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14304 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14305 (rs6000_emit_epilogue): Use backchain to restore only when we
14306 have a large frame. Make use of frame pointer to restore if we
14307 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14309 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14311 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14312 Add mode to zero_extract.
14313 (sign bit tests peepholes): (Ditto.).
14315 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14317 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14318 Instructions in comments with SSE3.
14319 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14320 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14321 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14322 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14323 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14324 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14325 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14326 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14327 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14328 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14329 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14330 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14331 (bdesc_sse_args): Renamed to ...
14332 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14333 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14334 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14335 IX86_BUILTIN_FABSQ.
14336 (bdesc_1arg): Moved to ...
14337 (bdesc_args): Here.
14338 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14339 Instructions in comments with SSE3.
14340 (ix86_expand_sse_operands_builtin): Renamed to ...
14341 (ix86_expand_args_builtin): This. Updated.
14342 (ix86_expand_unop1_builtin): Update comments.
14343 (ix86_expand_builtin): Updated.
14345 2008-04-29 Richard Guenther <rguenther@suse.de>
14347 PR tree-optimization/36078
14348 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14349 Update virtual SSA form after cleaning up the CFG.
14351 2008-04-29 Richard Guenther <rguenther@suse.de>
14353 PR middle-end/15255
14354 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14356 2008-04-29 Richard Guenther <rguenther@suse.de>
14358 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14359 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14360 (compute_flow_insensitive_aliasing): Do not treat
14361 PTR_IS_REF_ALL pointers special.
14362 (get_smt_for): Likewise.
14363 (may_alias_p): Re-structure.
14364 (is_escape_site): A ref-all pointer conversion is not an escape site.
14365 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14366 PTR_IS_REF_ALL pointers special.
14367 * tree-ssa-structalias.h (struct alias_info): Remove
14368 ref_all_symbol_mem_tag field.
14369 (PTR_IS_REF_ALL): Remove.
14371 2008-04-29 Richard Guenther <rguenther@suse.de>
14373 PR middle-end/36077
14374 * fold-const.c (extract_muldiv_1): In combining division constants
14375 make sure to never overflow.
14377 2008-04-29 Nick Clifton <nickc@redhat.com>
14379 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14381 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14384 * optc-gen.awk: Work around HP-UX/IA awk bug.
14386 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14388 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14391 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14394 * config/i386/i386.md
14395 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14396 Change operand 1 predicate to nonimmediate_operand.
14398 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14401 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14403 * gengtype.c (walk_type, write_func_for_structure): Handle
14405 * doc/gty.texi: Document chain_circular.
14407 2008-04-28 Richard Guenther <rguenther@suse.de>
14409 PR tree-optimization/36066
14410 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14413 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14416 * config/i386/i386.md
14417 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14418 Use match_scratch instead of match_operand for operands 3 and 4.
14420 2008-04-27 Richard Guenther <rguenther@suse.de>
14422 PR tree-optimization/18754
14423 PR tree-optimization/34223
14424 * tree-pass.h (pass_complete_unrolli): Declare.
14425 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14426 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14427 Rewrite loop into loop closed SSA form if it is not already.
14428 (tree_unroll_loops_completely): Re-structure to iterate over
14429 innermost loops with intermediate CFG cleanups.
14430 Unroll outermost loops only if requested or the code does not grow
14432 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14433 loops are available.
14434 (tree_vectorize): Instead do so here.
14435 (tree_complete_unroll): Also unroll outermost loops.
14436 (tree_complete_unroll_inner): New function.
14437 (gate_tree_complete_unroll_inner): Likewise.
14438 (pass_complete_unrolli): New pass.
14439 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14440 uses outside of the loop.
14441 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14442 form if it is available.
14443 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14444 * passes.c (init_optimization_passes): Schedule complete inner
14445 loop unrolling pass before the first CCP pass after final inlining.
14447 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14449 * targhooks.h (default_emutls_var_fields,
14450 default_emutls_var_init): Declare.
14451 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14452 * target.h (struct gcc_target): Add struct emutls member.
14453 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14454 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14455 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14456 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14457 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14458 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14459 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14460 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14461 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14462 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14463 emit debug information.
14464 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14465 * varasm.c: Include targhooks.h.
14466 (emutls_object_section, emutls_tmpl_section): New.
14467 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14468 (EMUTLS_SEPARATOR): New.
14469 (prefix_name): New.
14470 (get_emutls_object_name): New.
14471 (default_emutls_var_fields): New, broken out of ...
14472 (get_emutls_object_type): ... here. Adjust to use target hooks.
14473 (get_emutls_init_templ_addr): Adjust to use target hooks.
14474 (emutls_decl): Adjust to use target hooks.
14475 (emutls_finish): Likewise.
14476 (default_emutls_var_init): New, broken out of ...
14477 (assemble_variable): ... here. Adjust to use target hooks.
14478 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14479 SECCAT_EMUTLS_TMPL.
14480 * c-common.c (handle_section_attribute): Prevent overriding
14481 sections for emulated tls with special sections.
14482 * config/i386/i386.c (x86_64_elf_select_section): Add
14483 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14484 (x86_64_elf_unique_section): Likewise.
14485 * config/vxworks.c: Include tree.h.
14486 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14487 (vxworks_override_options): Set TLS scheme.
14488 * doc/tm.texi (Emulated TLS): New node.
14490 2008-04-26 Simon Baldwin <simonb@google.com>
14493 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14494 with propagated string constants.
14496 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14498 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14499 constraint for operand 2 when operand 0 is memory operand.
14500 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14501 operand 0 is memory operand.
14502 (fix_trunc<mode>_i387_with_temp): Ditto.
14503 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14504 operand 2 when operand 1 is memory operand.
14505 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14506 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14507 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14508 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14509 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14510 operands 2,3 and 4 when operand 1 is memory operand.
14511 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14513 (fistdi2_floor_with_temp): Ditto.
14514 (fist<mode>2_floor_with_temp): Ditto.
14515 (fistdi2_ceil_with_temp): Ditto.
14516 (fist<mode>2_ceil_with_temp): Ditto.
14517 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14519 2008-04-26 David Daney <ddaney@avtrex.com>
14521 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14523 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14524 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14525 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14526 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14527 (compare_and_swap_12): New insn.
14528 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14529 * config/mips/mips.c (mips_force_binary): New function.
14530 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14531 (mips_expand_compare_and_swap_12): New function.
14532 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14534 2008-04-25 Jan Hubicka <jh@suse.cz>
14537 * cfgexpand.c (pass_expand): Turn into RTL pass.
14538 * passes.c (execute_one_pass): Do pass typechecking after execution.
14539 * tree-pass.h (pass_expand): Turn into RTL pass.
14541 * function.h (struct rtl_data): Move here fields
14542 accesses_prior_frames, calls_eh_return, saves_all_registers,
14543 has_nonlocal_goto, has_asm_statement, is_thunk,
14544 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14545 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14546 arg_pointer_save_area_init from struct function; turn into bool.
14547 (struct function): Move
14548 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14549 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14550 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14551 tail_call_emit, arg_pointer_save_area_init
14552 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14553 (current_function_returns_struct, current_function_returns_pcc_struct,
14554 current_function_calls_setjmp, current_function_calls_alloca,
14555 current_function_accesses_prior_frames,
14556 current_function_calls_eh_return, current_function_is_thunk,
14557 current_function_stdarg, current_function_profile,
14558 current_function_limit_stack, current_function_uses_pic_offset_table,
14559 current_function_uses_const_pool, current_function_has_nonlocal_label,
14560 current_function_saves_all_registers,
14561 current_function_has_nonlocal_goto,
14562 current_function_has_asm_statement): Remove accesor macros.
14563 * ra-conflict.c (global_conflicts): Update.
14564 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14565 (suitable_for_tail_call_opt_p): Update.
14566 * builtins.c (expand_builtin_return_addr): Update.
14567 (expand_builtin_setjmp_setup): Update.
14568 (expand_builtin_nonlocal_goto): Update.
14569 * final.c (final_start_function): Update.
14570 (profile_function): Update.
14571 (leaf_function_p): Update.
14572 (only_leaf_regs_used): Update.
14573 * df-scan.c (df_get_exit_block_use_set): Update.
14574 * dojump.c (clear_pending_stack_adjust): Update.
14575 * tree-stdarg.c (gate_optimize_stdarg): Update.
14576 * gimple-low.c (lower_function_body): Update.
14577 * global.c (compute_regsets): Update.
14578 (global_alloc): Update.
14579 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14580 * expr.c (expand_assignment): Update.
14581 * dse.c (dse_step0): Update.
14582 (dse_step1): Update.
14583 * c-decl.c (store_parm_decls): Update.
14584 * local-alloc.c (combine_regs): Update.
14585 (find_free_reg): Update.
14586 * function.c (assign_parms_augmented_arg_list): Update.
14587 (assign_parm_find_data_types): Update.
14588 (assign_parms): Update.
14589 (allocate_struct_function): Update.
14590 (expand_function_start): Update.
14591 (expand_function_end): Update.
14592 (get_arg_pointer_save_area): Update.
14593 (thread_prologue_and_epilogue_insns): Update.
14594 (rest_of_match_asm_constraints): Update.
14595 * stor-layout.c (variable_size): Update.
14596 * gcse.c (gcse_main): Update.
14597 (bypass_jumps): Update.
14598 * gimplify.c (gimplify_function_tree): Update.
14599 * calls.c (emit_call_1): Update.
14600 (expand_call): Update.
14601 * bt-load.c (compute_defs_uses_and_gen): Update.
14602 * except.c (sjlj_assign_call_site_values): Update.
14603 (sjlj_emit_function_enter): Update.
14604 (can_throw_external): Update.
14605 (set_nothrow_function_flags): Update.
14606 (expand_builtin_unwind_init): Update.
14607 (expand_eh_return): Update.
14608 (convert_to_eh_region_ranges): Update.
14609 (output_function_exception_table): Update.
14610 * emit-rtl.c (gen_tmp_stack_mem): Update.
14611 * cfgexpand.c (expand_used_vars): Update.
14612 (tree_expand_cfg): Update.
14613 * cfgcleanup.c (rest_of_handle_jump): Update.
14614 * explow.c (allocate_dynamic_stack_space): Update.
14615 * varasm.c (assemble_start_function): Update.
14616 (force_const_mem): Update.
14617 (mark_constant_pool): Update.
14618 * tree-optimize.c (tree_rest_of_compilation): Update.
14619 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14620 * tree-cfg.c (notice_special_calls): Update.
14621 (is_ctrl_altering_stmt): Update.
14622 (tree_can_make_abnormal_goto): Update.
14623 (tree_purge_dead_abnormal_call_edges): Update.
14624 * config/alpha/predicates.md: Update.
14625 * config/alpha/alpha.c (alpha_sa_mask): Update.
14626 (alpha_sa_size): Update.
14627 (alpha_does_function_need_gp): Update.
14628 (alpha_expand_prologue): Update.
14629 (alpha_start_function): Update.
14630 (alpha_output_function_end_prologue): Update.
14631 (alpha_expand_epilogue): Update.
14632 * config/frv/frv.c (frv_stack_info): Update.
14633 (frv_expand_epilogue): Update.
14634 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14635 (s390_register_info): Update.
14636 (s390_frame_info): Update.
14637 (s390_init_frame_layout): Update.
14638 (s390_can_eliminate): Update.
14639 (save_gprs): Update.
14640 * config/spu/spu.c (spu_split_immediate): Update.
14641 (need_to_save_reg): Update.
14642 (spu_expand_prologue): Update.
14643 (spu_expand_epilogue): Update.
14644 * config/sparc/sparc.md: Update.
14645 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14646 (sparc_tls_got): Update.
14647 (legitimize_pic_address): Update.
14648 (sparc_emit_call_insn): Update.
14649 (sparc_expand_prologue): Update.
14650 (output_return): Update.
14651 (print_operand): Update.
14652 (sparc_function_ok_for_sibcall): Update.
14653 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14654 * config/m32r/m32r.md: Update.
14655 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14656 (m32r_compute_frame_size): Update.
14657 (m32r_expand_prologue): Update.
14658 (m32r_expand_epilogue): Update.
14659 (m32r_legitimize_pic_address): Update.
14660 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14661 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14662 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14663 (gen_push): Update.
14664 (ix86_save_reg): Update.
14665 (ix86_compute_frame_layout): Update.
14666 (ix86_expand_prologue): Update.
14667 (ix86_expand_epilogue): Update.
14668 * config/sh/sh.c (output_stack_adjust): Update.
14669 (calc_live_regs): Update.
14670 (sh5_schedule_saves): Update.
14671 (sh_expand_prologue): Update.
14672 (sh_expand_epilogue): Update.
14673 (sh_setup_incoming_varargs): Update.
14674 (sh_allocate_initial_value): Update.
14675 (sh_get_pr_initial_val): Update.
14676 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14677 * config/sh/sh.md (label:): Update.
14678 * config/avr/avr.c (out_movhi_mr_r): Update.
14679 * config/crx/crx.h (enum): Update.
14680 * config/xtensa/xtensa.h (along): Update.
14681 * config/stormy16/stormy16.c Update.
14682 (xstormy16_compute_stack_layout): Update.
14683 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14684 (fr30_expand_prologue): Update.
14685 * config/cris/cris.c (cris_conditional_register_usage): Update.
14686 (cris_reg_saved_in_regsave_area): Update.
14687 (cris_initial_frame_pointer_offset): Update.
14688 (cris_simple_epilogue): Update.
14689 (cris_expand_prologue): Update.
14690 (cris_expand_epilogue): Update.
14691 (cris_expand_pic_call_address): Update.
14692 (cris_asm_output_symbol_ref): Update.
14693 (cris_asm_output_label_ref): Update.
14694 * config/cris/cris.md Update.
14695 * config/iq2000/iq2000.c (compute_frame_size): Update.
14696 (iq2000_expand_epilogue): Update.
14697 * config/mt/mt.h (save_direction): Update.
14698 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14699 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14700 (ia64_secondary_reload_class): Update.
14701 * config/m68k/m68k.c (m68k_save_reg): Update.
14702 (m68k_expand_prologue): Update.
14703 (m68k_expand_epilogue): Update.
14704 (legitimize_pic_address): Update.
14705 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14706 (first_reg_to_save): Update.
14707 (first_altivec_reg_to_save): Update.
14708 (compute_vrsave_mask): Update.
14709 (compute_save_world_info): Update.
14710 (rs6000_stack_info): Update.
14711 (spe_func_has_64bit_regs_p): Update.
14712 (rs6000_ra_ever_killed): Update.
14713 (rs6000_emit_eh_reg_restore): Update.
14714 (rs6000_emit_allocate_stack): Update.
14715 (rs6000_emit_prologue): Update.
14716 (rs6000_emit_epilogue): Update.
14717 (rs6000_output_function_epilogue): Update.
14718 (output_profile_hook): Update.
14719 (rs6000_elf_declare_function_name): Update.
14720 * config/rs6000/rs6000.h (rs6000_args): Update.
14721 * config/rs6000/rs6000.md: Update.
14722 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14723 * config/arc/arc.c (arc_output_function_epilogue): Update.
14724 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14725 * config/darwin.c (machopic_function_base_name): Update.
14726 * config/score/score3.c (score3_compute_frame_size): Update.
14729 (score3_epilogue): Update.
14730 * config/score/score7.c (score7_compute_frame_size): Update.
14731 (score7_prologue): Update.
14732 (score7_epilogue): Update.
14733 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14734 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14735 * config/arm/arm.c (use_return_insn): Update.
14736 (require_pic_register): Update.
14737 (arm_load_pic_register): Update.
14738 (arm_compute_save_reg0_reg12_mask): Update.
14739 (arm_compute_save_reg_mask): Update.
14740 (thumb1_compute_save_reg_mask): Update.
14741 (output_return_instruction): Update.
14742 (arm_output_function_prologue): Update.
14743 (arm_output_epilogue): Update.
14744 (arm_get_frame_offsets): Update.
14745 (arm_expand_prologue): Update.
14746 (thumb_pushpop): Update.
14747 (thumb_exit): Update.
14748 (thumb1_expand_prologue): Update.
14749 (thumb1_expand_epilogue): Update.
14750 (arm_unwind_emit): Update.
14751 (arm_output_fn_unwind): Update.
14752 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14753 * config/arm/arm.md: Update.
14754 * config/pa/pa.md: Update.
14755 * config/pa/pa.c (legitimize_pic_address): Update.
14756 (compute_frame_size): Update.
14757 (hppa_expand_prologue): Update.
14758 (hppa_expand_epilogue): Update.
14759 (borx_reg_operand): Update.
14760 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14761 (HARD_REGNO_RENAME_OK): Update.
14762 * config/mips/mips.c (mips_global_pointer): Update.
14763 (mips_save_reg_p): Update.
14764 (mips_compute_frame_info): Update.
14765 (mips_frame_pointer_required): Update.
14766 (mips_expand_prologue): Update.
14767 (mips_expand_epilogue): Update.
14768 (mips_can_use_return_insn): Update.
14769 (mips_reorg_process_insns): Update.
14770 * config/v850/v850.c (compute_register_save_size): Update.
14771 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14772 * config/mmix/mmix.c (along): Update.
14773 (mmix_expand_epilogue): Update.
14774 * config/bfin/bfin.c (legitimize_pic_address): Update.
14775 (must_save_p): Update.
14776 (stack_frame_needed_p): Update.
14777 (add_to_reg): Update.
14778 (bfin_expand_prologue): Update.
14779 * stmt.c (expand_asm_operands): Update.
14780 * reload1.c (reload): Update.
14781 (init_elim_table): Update.
14783 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14785 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14787 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14789 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14790 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14791 (mov<mode>): Removed.
14792 (*movv4sf_internal): Likewise.
14793 (*movv2df_internal): Likewise.
14795 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14797 * config.gcc (crx-*-elf): Remove deprecation.
14799 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14801 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14802 __gcc_deregister_frame with atexit.
14803 (deregister_frame_dtor): Remove.
14805 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14806 Nathan Sidwell <nathan@codesourcery.com>
14808 * config/rs6000/rs6000.opt (mspe): Remove Var property.
14810 * config/rs6000/rs6000.h (rs6000_spe): Declare.
14811 (rs6000_isel): Likewise.
14812 * config/rs6000/rs6000.c (rs6000_spe): New variable.
14813 (rs6000_isel): New variable.
14814 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
14816 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14819 * c-common.c (handle_vector_size_attribute): Call
14820 lang_hooks.types.reconstruct_complex_type instead of
14821 reconstruct_complex_type.
14822 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
14823 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
14824 * langhooks.h (struct lang_hooks_for_types): Add
14825 reconstruct_complex_type hook.
14826 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
14827 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14829 2008-04-24 Richard Guenther <rguenther@suse.de>
14831 * c-common.h (check_builtin_function_arguments): Declare.
14832 * c-common.c (validate_nargs): New function.
14833 (check_builtin_function_arguments): Likewise.
14834 * c-typeck.c (build_function_call): Call
14835 check_builtin_function_arguments.
14836 * builtins.c (fold_builtin_classify): Remove error reporting code.
14837 (fold_builtin_unordered_cmp): Likewise.
14838 (fold_builtin_1): Likewise.
14839 (fold_builtin_n): Likewise.
14841 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14843 PR tree-optimization/36008
14844 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
14845 the original op1, rather than delta by step.
14847 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
14848 Sebastian Pop <sebastian.pop@amd.com>
14850 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
14851 eliminate_local_variables_stmt, eliminate_local_variables,
14852 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
14853 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
14854 of code delimited by two edges in the CFG.
14855 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
14856 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
14857 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
14858 the case of parallelisation of reductions.
14859 (expr_invariant_in_region_p): New.
14861 * tree-flow.h (gather_blocks_in_sese_region): Declared.
14862 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
14864 2008-04-24 Ira Rosen <irar@il.ibm.com>
14865 Richard Guenther <rguenther@suse.de>
14867 PR tree-optimization/36034
14868 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
14869 incapable of dealing with loads with gaps.
14871 2008-04-24 Rafael Espindola <espindola@google.com>
14873 * tree-flow.h (vrp_evaluate_conditional): Change signature.
14874 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14875 vrp_evaluate_conditional.
14876 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
14877 (vrp_evaluate_conditional): Split the cond argument.
14878 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
14879 (simplify_stmt_for_jump_threading): Update call to
14880 vrp_evaluate_conditional.
14882 2008-04-24 Ira Rosen <irar@il.ibm.com>
14884 PR tree-optimization/35982
14885 * tree-vect-analyze.c (vect_check_interleaving): Check that the
14886 interleaved data-refs are of the same type.
14888 2008-04-24 Danny Smith <dannysmith@users.net>
14890 * c-format.c (check_format_info_main): Use strncmp rather than a
14891 magic prefix to handle multichar length specs.
14892 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
14893 Don't prefix "I64" and "I32" with '\0'.
14895 2008-04-24 Jakub Jelinek <jakub@redhat.com>
14898 * config/i386/i386.c (init_cumulative_args): Don't pass anything
14899 in registers for -m32 only if stdarg_p (fntype).
14901 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
14903 PR rtl-optimization/36006
14904 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
14905 temp to op0 in order to avoid invalid rtx sharing.
14907 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
14909 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
14910 check TREE_INVARIANT.
14911 * tree-gimple.c (is_gimple_address): New.
14912 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
14913 * tree-gimple.h (is_gimple_address): New.
14914 * tree.h (decl_address_invariant_p): New.
14915 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
14916 (build_string): Likewise.
14917 (decl_address_invariant_p): New, from is_gimple_invariant_address.
14918 (tree_invariant_p_1): Likewise.
14919 (save_expr): Use it.
14920 (tree_invariant_p): New.
14921 (skip_simple_arithmetic): Use it.
14922 (stabilize_reference_1): Use it.
14923 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
14925 (build1_stat): Drop code to compute TREE_INVARIANT.
14926 (build2_stat): Drop code to compute TREE_INVARIANT.
14927 (build3_stat): Drop code to compute TREE_INVARIANT.
14928 (build4_stat): Drop code to compute TREE_INVARIANT.
14929 (build5_stat): Drop code to compute TREE_INVARIANT.
14930 (build7_stat): Drop code to compute TREE_INVARIANT.
14931 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
14932 * tree.h (struct tree_base): Remove invariant_flag.
14933 (TREE_INVARIANT): Remove.
14934 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
14935 (fold_builtin_expect): Check TREE_CONSTANT.
14936 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
14937 * c-tree.h (c_expr_to_decl): Drop third parameter.
14938 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
14939 (build_c_cast): Don't set TREE_INVARIANT.
14940 (pop_init_level): Don't set TREE_INVARIANT.
14941 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
14942 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
14944 (gimplify_init_constructor): Don't set TREE_INVARIANT.
14945 (gimplify_addr_expr): Adjust comment.
14946 * tree-mudflap.c (mf_build_string):
14947 * print-tree.c (print_node): Don't print TREE_INVARIANT.
14948 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
14949 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
14950 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
14951 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
14952 * langhooks.h (struct lang_hooks): Drop third parameter from
14955 2008-04-23 Richard Guenther <rguenther@suse.de>
14957 PR tree-optimization/27799
14958 PR tree-optimization/32921
14959 PR tree-optimization/32624
14960 * tree-ssa-structalias.c (merge_smts_into): Only merge the
14961 SMTs aliases and the tag itself into the solution.
14962 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
14963 merge the points-to solution back into the SMT aliases.
14964 (may_alias_p): Use alias_set_subset_of instead of
14965 aliases_conflict_p. A pointer which points to
14966 memory with alias set zero may access any variable.
14968 2008-04-23 Richard Guenther <rguenther@suse.de>
14970 * alias.c (alias_set_subset_of): Correctly handle asking
14971 if zero is a subset of an alias set with zero child.
14972 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
14973 (compute_flow_insensitive_aliasing): Correctly walk all
14974 pointers. Do not unnecessarily union sets.
14976 2008-04-23 Richard Guenther <rguenther@suse.de>
14978 PR middle-end/36021
14979 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
14981 2008-04-22 Tomas Bily <tbily@suse.cz>
14983 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14985 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14987 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14988 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14989 * tree-inline.c (estimate_num_insns_1): Likewise.
14990 * varasm.c (const_hash_1, compare_constant, copy_constant)
14991 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14992 * emit-rtl.c (component_ref_for_mem_expr)
14993 (set_mem_attributes_minus_bitpos): Likewise.
14994 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14995 (is_aligning_offset): Likewise.
14996 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14997 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14998 * dojump.c (do_jump): Likewise.
14999 * builtins.c (get_pointer_alignment, get_memory_rtx)
15000 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15001 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15003 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15005 PR rtl-optimization/36017
15006 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15007 expanding the library call.
15009 2008-04-22 Ian Lance Taylor <iant@google.com>
15011 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15012 than size_in_bytes.
15014 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15016 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15017 of LR/CTR moves for Power6.
15019 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15021 PR middle-end/36003
15022 * passes.c (init_optimization_passes): Remove
15023 pass_fast_rtl_byte_dce.
15025 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15028 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15029 builtin functions to generate faster code.
15030 (_mm_cvtpu16_ps): Ditto.
15031 (_mm_cvtpi32x2_ps): Ditto.
15033 2008-04-22 Nick Clifton <nickc@redhat.com>
15035 * common.opt (ftree-loop-distribution): Add Optimization
15038 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15039 (frv_expand_builtin_va_start): Likewise.
15041 * config/arm/arm.c (thumb_find_work_register): Fix location of
15042 argument register count.
15044 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15046 Support scheduling for ColdFire V1 and V3 microarchitecture.
15047 Improve scheduling of multiplication instructions.
15049 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15050 (mac): New instruction attribute.
15051 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15052 (m68k_sched_mac): New variable.
15053 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15054 Handle cfv1 and cfv3.
15055 (max_insn_size): New static variable.
15056 (struct _sched_ib): New type.
15057 (sched_ib): New static variable.
15058 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15059 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15060 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15062 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15063 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15064 new variables. Update.
15065 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15066 Add modeling of cfv3 instruction buffer. Update.
15067 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15068 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15069 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15070 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15071 a particular reservation applies to.
15072 (type2): Reorganize attribute values. Rename alu to alu_reg,
15073 alu_l to alu, move_l to omove. Join move to alu. Split mul
15074 to mul_l and mul_w.
15075 (cf_ib_*): Simplify description of instruction buffer.
15076 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15077 (cf_mem): Split into cf_mem1 and cf_mem2.
15078 (cf_v2_move_??): Rename to cfv12_alu_??.
15079 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15080 (cf_v2_mul_??): Remove reservations.
15081 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15082 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15083 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15085 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15086 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15087 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15088 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15089 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15090 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15091 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15092 expansions of the above reservations for instructions of sizes
15095 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15097 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15099 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15101 * coverage.c: Include tree-pass.h.
15102 (coverage_counter_alloc): Print da_file_name to the dump file.
15104 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15106 * sbitmap.c (sbitmap_range_empty_p): New function.
15107 * sbitmap.h (sbitmap_range_empty_p): New function.
15108 * bitmap.h: Now includes obstack.h.
15110 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15111 Kenneth Zadeck <zadeck@naturalbridge.com>
15113 * dbgcnt.def (ra_byte_scan): Added.
15114 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15115 when the last hit happens for a counter.
15116 * timevar.def (TV_DF_BYTE_LR): New variable.
15117 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15118 * passes.c (pass_fast_rtl_byte_dce): New pass.
15119 * fwprop.c (update_df): Added mode to call df_ref_create.
15120 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15121 DF_REF_EXTRACT_OFFSET.
15122 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15123 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15125 (df_ref_extract): Added mode field.
15126 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15127 DF_REF_EXTRACT_OFFSET.
15128 (DF_REF_EXTRACT_MODE): New macro.
15129 (df_byte_lr_bb_info): New structure.
15130 (df_print_byte_regset, df_compute_accessed_bytes,
15131 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15132 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15133 df_byte_lr_simulate_uses,
15134 df_byte_lr_simulate_artificial_refs_at_top,
15135 df_byte_lr_simulate_artificial_refs_at_end,
15136 df_compute_accessed_bytes): New function.
15137 (df_ref_create): Add parameter.
15138 (df_byte_lr_get_bb_info): New inline function.
15139 * df-scan.c (df_ref_record, df_uses_record,
15140 df_ref_create_structure): Added mode parameter.
15141 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15142 df_defs_record, df_uses_record, df_get_conditional_uses,
15143 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15144 df_entry_block_defs_collect, df_exit_block_uses_collect):
15145 Added mode parameter to calls to df_ref_record, df_uses_record,
15146 df_ref_create_structure.
15147 (df_ref_equal_p, df_ref_compare): Added test for modes.
15148 (df_ref_create_structure): Added code to set mode. Renamed
15149 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15150 DF_REF_EXTRACT_OFFSET.
15151 * df-core.c (df_print_byte_regset): New function.
15152 * df-byte-scan.c: New file.
15153 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15154 calls to BITMAP_FREE.
15155 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15156 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15157 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15158 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15159 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15160 df_byte_lr_local_compute, df_byte_lr_init,
15161 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15162 df_byte_lr_transfer_function, df_byte_lr_free,
15163 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15164 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15165 df_byte_lr_simulate_uses,
15166 df_byte_lr_simulate_artificial_refs_at_top,
15167 df_byte_lr_simulate_artificial_refs_at_end): New function.
15168 * dce.c (byte_dce_process_block): New function.
15169 (dce_process_block): au is now passed in rather than computed
15170 locally. Changed loops that look at artificial defs to not look
15171 for conditional or partial ones, because there never are any.
15172 (fast_dce): Now is able to drive byte_dce_process_block or
15173 dce_process_block depending on the kind of dce being done.
15174 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15175 (rest_of_handle_fast_byte_dce): New function.
15176 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15177 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15179 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15182 * gcc.h: Added fortran options that take arguments to
15183 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15186 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15188 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15189 scalarization if on the LHS and not a full access.
15191 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15193 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15195 2008-04-18 Rafael Espindola <espindola@google.com>
15197 * tree-vrp.c (find_case_label_index): Fix the binary search.
15198 (find_case_label_range): New.
15199 (vrp_visit_switch_stmt): Use find_case_label_range.
15200 (simplify_switch_using_ranges): Use find_case_label_range.
15202 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15204 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15205 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15207 2008-04-18 Tom Tromey <tromey@redhat.com>
15210 * doc/cpp.texi (Implementation-defined behavior): Mention
15213 2008-04-18 Ian Lance Taylor <iant@google.com>
15215 * fold-const.c (pointer_may_wrap_p): New static function.
15216 (fold_comparison): Add another test for pointer overflow. Use
15217 pointer_may_wrap_p to disable some false positives.
15219 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15221 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15222 (fname_as_string): Match updated cpp_interpret_string prototype.
15223 (fix_string_type): Support char16_t* and char32_t*.
15224 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15225 derivative) nodes. Register as builtin if C++0x.
15226 (c_parse_error): Support CPP_CHAR{16,32}.
15227 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15228 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15229 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15230 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15231 CTI_CHAR32_ARRAY_TYPE>: New elements.
15232 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15233 char32_type_node, signed_char32_type_node, char16_array_type_node,
15234 char32_array_type_node): New defines.
15235 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15236 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15237 (lex_string): Support CPP_STRING{16,32}, match updated
15238 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15239 (lex_charconst): Support CPP_CHAR{16,32}.
15240 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15241 and CPP_STRING{16,32}.
15243 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15246 * aclocal.m4: Regenerate.
15247 * configure: Regenerate.
15249 2008-04-18 Jan Hubicka <jh@suse.cz>
15251 * except.c (dw2_size_of_call_site_table,
15252 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15254 * cgraphbuild.c (build_cgraph_edges): Update.
15255 * tree-pass.h: Update comment.
15256 * final.c (leaf_function_p): Update.
15257 (leaf_renumber_regs): Update.
15258 (rest_of_clean_state): Update.
15259 * omp-low.c (expand_omp_parallel): Update.
15260 * ipa-reference.c (analyze_function): Update.
15261 * reorg.c (find_end_label): Update.
15262 (optimize_skip): Update.
15263 (fill_simple_delay_slots): Update.
15264 (fill_simple_delay_slots): Update.
15265 (make_return_insns): Update.
15266 (dbr_schedule): Update.
15267 * gimple-low.c (record_vars_into): Update.
15268 * cfgbuild.c (make_edges): Update.
15269 * function.c (assign_stack_local): Update.
15270 (assign_parm_adjust_stack_rtl): Update.
15271 (locate_and_pad_parm): Update.
15272 (allocate_struct_function): Do not initialize stack_alignment_needed
15273 and preferred_stack_boundary here.
15274 (stack_protect_prologue): Update.
15275 (stack_protect_epilogue): Update.
15276 (expand_function_start): Initialize stack_alignment_needed,
15277 preferred_stack_boundary and max_jumptable_ents.
15278 (expand_function_end): Update.
15279 (free_after_compilation): Do not NULLify epilogue_delay_list.
15280 * function.h (struct rtl_data): Add stack_protect_guard,
15281 stack_alignment_needed,
15282 preferred_stack_boundary, epilogue_delay_list.
15283 (struct function): Remove value_histograms, stack_alignment_needed,
15284 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15286 unexpanded_var_list, stack_protect_guard.
15287 (current_function_epilogue_delay_list): Remove.
15288 * ipa-type-escape.c (analyze_function): Update.
15289 * gimplify.c (pop_gimplify_context): Update comment.
15290 * calls.c (expand_call): Update.
15291 (emit_library_call_value_1): Update.
15292 * except.c (set_nothrow_function_flags): Update.
15293 * cfgexpand.c (get_decl_align_unit): Update.
15294 (create_stack_guard): Update.
15295 (estimated_stack_frame_size): Update.
15296 (expand_used_vars): Update.
15297 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15298 * explow.c (allocate_dynamic_stack_space): Update.
15299 * tree-ssa-live.c (remove_unused_locals): Update.
15300 * varasm.c (mark_constant_pool): Update.
15301 * tree-inline.c (remap_decls): Update.
15302 (initialize_cfun): Update.
15303 (declare_return_variable): Update.
15304 (inline_forbidden_p): Update.
15305 (expand_call_inline): Update.
15306 (declare_inline_vars): Update.
15307 (tree_function_versioning): Update.
15308 * tree-flow.h (value_histograms): New.
15309 (VALUE_HISTOGRAMS): New macro.
15310 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15312 * tree-cfg.c (set_bb_for_stmt): Update.
15313 (replace_by_duplicate_decl): Update.
15314 (move_block_to_fn): Update.
15315 (new_label_mapper): Update.
15316 (dump_function_to_file): Update.
15317 * ipa-struct-reorg.c (build_data_structure): Update.
15318 * cfgrtl.c (print_rtl_with_bb): Update.
15319 * reload1.c (reload): Update.
15321 * config/i386/i386.c (setup_incoming_varargs_64,
15322 ix86_compute_frame_layout): Update.
15323 * config/arc/arc.c (arc_output_function_epilogue): Update.
15325 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15327 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15328 for FreeBSD as well.
15329 * gthr-posix95.h: Likewise.
15331 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15333 PR rtl-optimization/35838
15334 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15335 out the byte offset of the first subreg.
15337 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15339 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15340 to split_ti instead of three separate calls with single member arrays.
15341 (subti3 splitter): Ditto.
15342 (adddi3 splitter): Ditto with split_di.
15343 (subdi3 splitter): Ditto.
15344 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15345 two separate calls with single member arrays. Swap match_dup
15346 operands 1 and 2 to better fit into the array.
15347 (negdi2 splitter): Ditto with split_di.
15348 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15349 two separate calls with single member arrays. Swap match_dup operands
15350 6 and 7 to better fit into the array.
15352 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15354 * config/i386/i386.c (sse_builtin_type): New.
15355 (bdesc_sse_args): Likewise.
15356 (bdesc_sse_3arg): Removed.
15357 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15358 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15359 IX86_BUILTIN_ROUNDPS.
15360 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15361 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15362 IX86_BUILTIN_ROUNDPS.
15363 (ix86_expand_sse_4_operands_builtin): Removed.
15364 (ix86_expand_sse_operands_builtin): New.
15365 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15366 and CODE_FOR_sse4_1_roundps.
15367 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15368 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15370 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15373 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15374 regs before frame pop when needed. If use_backchain_to_restore_sp
15375 then load backchain into a temp reg to restore vr and vrsave. Add
15376 code to restore vr after frame pop if possible.
15378 2008-04-17 Richard Guenther <rguenther@suse.de>
15380 * tree-vn.c (expressions_equal_p): Do not check type
15381 equality or compatibility before calling operand_equal_p.
15382 * fold-const.c (operand_equal_p): Check equivalence of
15383 integer constants before bailing out due to signedness or
15384 precision differences.
15385 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15386 spurious differences in type qualification. Ignore types
15387 for COMPONENT_REFs at all.
15389 2008-04-17 Christian Bruel <christian.bruel@st.com>
15391 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15392 msw_skip comparison.
15394 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15397 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15400 PR tree-optimization/35899
15401 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15402 rather than TREE_OPERAND.
15404 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15407 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15408 temporary registers. Change operand predicate to general_operand.
15409 (remainderxf3): Ditto.
15411 2008-04-16 Richard Guenther <rguenther@suse.de>
15413 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15414 * tree-affine.c (aff_combination_expand): Look through some
15417 2008-04-15 Doug Kwan <dougkwan@google.com>
15419 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15421 * tree-pretty-print.c (dump_generic_node): Ditto.
15422 * final.c (output_addr_const): Ditto.
15423 * dwarf2out.c (output_cfi): Ditto.
15424 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15425 * print-rtl.c (print_rtx): Ditto.
15426 * print-tree.c (print_node_brief, print_node): Ditto.
15427 * c-common.c (match_case_to_enum_1): Ditto.
15428 * sched-vis.c (print_value): Ditto.
15429 * config/i386/i386.c (print_operand): Cast to long unsigned int
15432 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15433 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15434 MS Windows VirtualProtect function.
15436 2008-04-15 Jan Hubicka <jh@suse.cz>
15438 * gengtype.c (write_root): Param_is argument is OK.
15439 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15440 * function.h: Include varray.h
15441 (rtl_eh): New stucture based on except.c one.
15442 (call_site_record): New forward declaration and vector type.
15443 * calls.c (emit_call_1): Do not call
15444 note_current_region_may_contain_throw.
15445 * except.c (eh_status): Remove cur_region, try_region since they are
15447 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15448 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15449 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15450 Remove call_site_data_used, call_site_data_size.
15451 Turn call_site_record into vector in function.h.
15452 (note_current_region_may_contain_throw): Remove.
15453 (get_exception_pointer, get_exception_filter): Do not take struct
15454 function argument; update.
15455 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15456 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15457 build_post_landing_pads, dw2_build_landing_pads,
15458 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15459 sjlj_emit_function_enter, sjlj_emit_function_enter,
15460 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15461 sjlj_build_landing_pads, finish_eh_generation,
15462 remove_exception_handler_label, remove_eh_handler,
15463 maybe_remove_eh_handler, add_reachable_handler,
15464 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15465 add_action_record, collect_one_action_chain, add_call_site,
15466 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15467 sjlj_output_call_site_table, output_function_exception_table,
15468 * except.h (note_current_region_may_contain_throw): Remove
15469 (get_exception_pointer, get_exception_filter): Do not take struct
15471 * Makefile.in (GTFILES): Put varargs before struct function.
15473 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15475 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15476 punt for STRING_CST.
15477 (get_constraint_for): Deal with STRING_CST here instead.
15479 2008-04-15 Richard Guenther <rguenther@suse.de>
15481 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15482 statements in a basic-block with a backward walk. Do not
15483 substitute into dead statements but instead remove those.
15485 2008-04-15 Richard Guenther <rguenther@suse.de>
15487 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15488 to zero, thus disable creation of SFTs.
15490 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15492 * tree-predcom.c (suitable_reference_p): Return false if the
15493 reference can throw.
15495 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15498 * c-decl.c (finish_decl): If extern or static var has variable
15499 size, set TREE_TYPE (decl) to error_mark_node.
15501 2008-04-15 Rafael Espindola <espindola@google.com>
15503 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15506 2008-04-15 Richard Guenther <rguenther@suse.de>
15508 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15509 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15510 (visit_reference_op_load): Do walk vuse-vdef chains on
15511 vn_reference_lookup.
15512 (visit_reference_op_store): But do not here.
15513 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15514 vn_reference_lookup.
15515 (vn_lookup_with_vuses): But do so here.
15517 2008-04-14 Ian Lance Taylor <iant@google.com>
15519 * fold-const.c (fold_overflow_warning): Remove assertion.
15521 2008-04-15 Ben Elliston <bje@au.ibm.com>
15523 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15524 temp1 local variables.
15526 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15529 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15530 ".text.unlikely" section as executable.
15532 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15534 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15535 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15536 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15537 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15538 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15539 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15540 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15542 2008-04-14 Ian Lance Taylor <iant@google.com>
15544 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15545 * fold-const.c (fold_comparison): If appropriate, test
15546 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15547 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15548 reassociating a pointer type.
15549 * doc/invoke.texi (Optimize Options): Document that
15550 -fstrict-overflow applies to pointer wraparound.
15552 2008-04-13 Jan Hubicka <jh@suse.cz>
15554 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15556 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15558 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15559 we are going to "save the world".
15561 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15563 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15564 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15565 operand 0 constraint, not "=".
15567 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15569 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15571 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15573 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15574 of size of positions_needed * CHAR_BIT.
15576 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15578 PR middle-end/35897
15579 * dse.c (store_info): Change positions_needed to unsigned
15581 (lowpart_bitmask): New.
15582 (record_store): Cast to unsigned HOST_WIDE_INT for
15583 positions_needed. Assert width <= size of positions_needed *
15584 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15585 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15586 lowpart_bitmask to set mask.
15588 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15590 * config/bfin/constraints.md: New file.
15591 * config/bfin/bfin.md: Include it.
15592 (adddi3): Use satisfies_constraint functions instead of the old macros.
15593 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15594 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15595 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15596 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15597 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15598 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15599 EXTRA_CONSTRAINT): Delete.
15600 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15601 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15603 * config/bfin/bfin.c: Include "tm-constrs.h".
15604 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15605 Use satisfies_constraint functions instead of the old macros.
15606 * doc/md.texi (Blackfin Constraints): Update file name reference.
15608 2008-04-11 Richard Guenther <rguenther@suse.de>
15610 PR tree-optimization/35869
15611 * tree-vrp.c (execute_vrp): Move switch statement update after
15612 jump threading. Schedule another cfg cleanup run.
15614 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15617 * attribs.c (decl_attributes): Return early on errorneous node.
15619 2008-04-10 Oleg Ryjkov <olegr@google.com>
15621 * tree.h (struct tree_base): Added a new flag default_def_flag.
15622 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15624 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15626 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15628 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15631 * pa.md: Define mode iterator P. Define mode attribute dwc.
15632 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15633 (icacheflush): Likewise.
15634 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15635 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15637 2008-04-11 Ben Elliston <bje@au.ibm.com>
15639 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15641 2008-04-10 Rafael Espindola <espindola@google.com>
15643 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15644 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15645 (extract_range_from_expr): The same.
15647 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15649 * config/mips/mips.md (GPR2): New mode iterator.
15650 (seq): Add comment.
15651 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15652 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15653 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15654 Rewrite these to take two modes, the mode of comparison and the
15655 mode of the destination.
15656 * config/mips/mips.c (mips_expand_scc): Instead of having
15657 paradoxical subreg as destination, expand "narrowing" scc if mode
15658 of comparison is SI and target is requested in DI mode.
15659 (mips_emit_int_order_test): Update comment. Make mode of
15660 comparison match CMP0 rather than TARGET. When creating inverse
15661 target use mode of TARGET.
15663 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15665 * gcov-dump.c (tag_summary): Only print summaries for the first
15666 GCOV_COUNTERS_SUMMABLE counters.
15668 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15670 * config/i386/i386.md (absneg): New code iterator.
15671 (absnegprefix): New code attribute.
15672 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15673 patterns using absneg code iterator.
15674 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15675 using absneg code iterator.
15676 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15677 *neg<mode>2 patterns using absneg code iterator.
15678 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15679 *negextendsfdf2 patterns using absneg code iterator.
15680 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15681 *negextendsfxf2 patterns using absneg code iterator.
15682 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15683 *negextendsfdf2 patterns using absneg code iterator.
15684 * config/i386/sse.md (<code><mode>2): Macroize expander from
15685 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15687 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15689 * config/s390/s390.h: Remove the remains of the recent search
15690 & replace action of current_function_outgoing_args_size.
15692 2008-04-10 Ira Rosen <irar@il.ibm.com>
15694 PR tree-optimization/35821
15695 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15696 NEW_STMT_LIST is not NULL.
15698 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15701 * toplev.c (process_options): Remove -ffunction-sections debugging
15704 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15706 PR middle-end/PR28690
15707 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15708 than gen_rtx_fmt_ee to perform more canonicalizations.
15710 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15713 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15715 2008-04-09 Richard Guenther <rguenther@suse.de>
15717 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15718 (dump_function_to_file): Dump function arguments with types.
15720 2008-04-08 Richard Guenther <rguenther@suse.de>
15722 * fold-const.c (fold_widened_comparison): Do not allow
15723 sign-changes that change the result.
15725 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15728 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15729 kinds of indirect references.
15731 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15733 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15734 GNU Fortran language string.
15736 2008-04-08 Rafael Espindola <espindola@google.com>
15738 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15739 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15740 * tree.h (tree_call_nonnegative_warnv_p): New.
15742 2008-04-08 Jan Hubicka <jh@suse.cz>
15744 * function.c (free_after_compilation): Clear out regno_reg_rtx
15747 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15750 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15752 PR middle-end/PR28690
15753 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15754 same precedence as REG_POINTER and MEM_POINTER operands.
15756 2008-04-08 Richard Guenther <rguenther@suse.de>
15758 PR middle-end/35834
15759 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15760 for adding index to base.
15762 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15764 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15765 (MINGW_ENABLE_EXECUTE_STACK): New.
15766 (IN_LIBGCC2): For libgcc include windows.h file for
15767 function declarations.
15769 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15771 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15772 and tem2 if tem1 is not a REG or MULT.
15774 2008-04-08 Jan Hubicka <jh@suse.cz>
15776 * function.h (incomming_args): Break out of struct function.
15777 (function_subsections): Break out of struct function.
15778 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15779 return_rtx and hard_reg_initial_vals from struct function.
15780 Kill inl_max_label_num.
15781 (current_function_pops_args, current_function_args_info,
15782 current_function_args_size, current_function_args_size,
15783 current_function_pretend_args_size,
15784 current_function_outgoing_args_size,
15785 current_function_internal_arg_pointer, current_function_return_rtx):
15786 Kill compatibility accestor macros.
15787 * builtins.c (expand_builtin_apply_args_1): Update.
15788 (expand_builtin_next_arg): Update.
15789 * df-scan.c (df_get_call_refs): Update.
15790 * dbxout.c (dbxout_function_end): Update.
15791 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15792 (output_line_info): Update.
15793 (secname_for_decl): Update.
15794 (dwarf2out_var_location): Update.
15795 * function.c (free_after_compilation): Update.
15796 (assign_parm_find_stack_rtl): Update.
15797 (assign_parms): Update.
15798 (expand_dummy_function_end): Update.
15799 (expand_function_end): Update.
15800 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15801 (expand_call): Update.
15802 (emit_library_call_value_1): Update.
15803 (store_one_arg): Update.
15804 * varasm.c (initialize_cold_section_name): Update.
15805 (unlikely_text_section): Update.
15806 (unlikely_text_section_p): Update.
15807 (assemble_start_function): Update.
15808 (assemble_end_function): Update.
15809 (default_section_type_flags): Update.
15810 (switch_to_section): Update.
15811 * integrate.c (set_decl_abstract_flags): Update.
15812 (get_hard_reg_initial_val): Update.
15813 (has_hard_reg_initial_val): Update.
15814 (allocate_initial_values): Update.
15815 * resource.c (init_resource_info): Update.
15816 * config/alpha/alpha.c (NUM_ARGS): Update.
15817 (direct_return): Update.
15818 (alpha_va_start): Update.
15819 (alpha_sa_size): Update.
15820 (alpha_initial_elimination_offset): Update.
15821 (alpha_expand_prologue): Update.
15822 (alpha_start_function): Update.
15823 (alpha_expand_epilogue): Update.
15824 (unicosmk_initial_elimination_offset):
15825 * config/alpha/alpha.md (call expander): Update.
15826 * config/s390/s390.c (s390_register_info): Update.
15827 (s390_register_info): Update.
15828 (s390_frame_info): Update.
15829 (s390_initial_elimination_offset): Update.
15830 (s390_build_builtin_va_list): Update.
15831 (s390_va_start): Update.
15832 * config/spu/spu.c (direct_return): Update.
15833 (spu_expand_prologue): Update.
15834 (spu_initial_elimination_offset): Update.
15835 (spu_build_builtin_va_list): Update.
15836 (spu_va_start): Update.
15837 * config/sparc/sparc.c (sparc_init_modes): Update.
15838 (sparc_compute_frame_size): Update.
15839 (function_value): Update.
15840 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
15841 * config/i386/i386.md (return expander): Update.
15842 * config/i386/i386.c (ix86_va_start): Update.
15843 (ix86_can_use_return_insn_p): Update.
15844 (ix86_compute_frame_layout): Update.
15845 (ix86_expand_epilogue): Update.
15846 * config/sh/sh.c (output_stack_adjust): Update.
15847 (calc_live_regs): Update.
15848 (sh_expand_prologue): Update.
15849 (sh_builtin_saveregs): Update.
15850 (sh_va_start): Update.
15851 (initial_elimination_offset): Update.
15852 (sh_allocate_initial_value): Update.
15853 (sh_function_ok_for_sibcall): Update.
15854 (sh_get_pr_initial_val): Update.
15855 * config/sh/sh.md (return expander): Update.
15856 * config/avr/avr.c (frame_pointer_required_p): UPdate.
15857 * config/crx/crx.c (crx_compute_frame): UPdate.
15858 (crx_initial_elimination_offset): UPdate.
15859 * config/xtensa/xtensa.c (compute_frame_size): Update
15860 (xtensa_builtin_saveregs): Update.
15861 (xtensa_va_start): Update.
15862 (order_regs_for_local_alloc): Update.
15863 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
15864 (xstormy16_expand_builtin_va_start): Update.
15865 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
15866 * config/m68hc11/m68hc11.md (return expanders): Update.
15867 * config/m68hc11/m68hc11.c (expand_prologue): Update.
15868 (expand_epilogue): Update.
15869 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
15870 (cris_simple_epilogue): Update.
15871 (cris_expand_prologue): Update.
15872 (cris_expand_epilogue): Update.
15873 * config/iq2000/iq2000.c (iq2000_va_start): Update.
15874 (compute_frame_size): Update.
15875 * config/mt/mt.c (mt_compute_frame_size): Update.
15876 * config/mn10300/mn10300.c (expand_prologue): Update.
15877 (expand_epilogue): Update.
15878 (initial_offset): Update.
15879 (mn10300_builtin_saveregs):
15880 * config/mn10300/mn10300.md (return expander): Update.
15881 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15882 (ia64_initial_elimination_offset): Update.
15883 (ia64_initial_elimination_offset): Update.
15884 (ia64_expand_prologue): Update.
15885 * config/m68k/m68k.md (return expander): Update.
15886 * config/rs6000/rs6000.c (rs6000_va_start): Update.
15887 (rs6000_stack_info): Update.
15888 * config/mcore/mcore.c (layout_mcore_frame): Update.
15889 (mcore_expand_prolog): Update.
15890 * config/arc/arc.c (arc_compute_frame_size): Update.
15891 * config/score/score3.c (score3_compute_frame_size): Update.
15892 * config/score/score7.c (score7_compute_frame_size): Update.
15893 * config/arm/arm.c (use_return_insn): Update.
15894 (thumb_find_work_register): Update.
15895 (arm_compute_save_reg_mask): Update.
15896 (arm_output_function_prologue): Update.
15897 (arm_output_epilogue): Update.
15898 (arm_size_return_regs): Update.
15899 (arm_get_frame_offsets): Update.
15900 (arm_expand_prologue): Update.
15901 (thumb_exit): Update.
15902 (thumb_unexpanded_epilogue): Update.
15903 (thumb1_output_function_prologue): Update.
15904 * config/pa/pa.md (return expander): Update.
15905 * config/pa/pa.c (compute_frame_size): Update.
15906 (hppa_builtin_saveregs): Update.
15907 * config/mips/mips.c (mips_va_start): Update.
15908 (mips16_build_function_stub): Update.
15909 (mips_compute_frame_info): Update.
15910 (mips_restore_gp): Update.
15911 (mips_output_function_prologue): Update.
15912 (mips_expand_prologue): Update.
15913 * config/v850/v850.c (compute_frame_size): Update.
15914 (expand_prologue): * config/mmix/mmix.c (along): update.
15915 (mmix_initial_elimination_offset): update.
15916 (mmix_reorg): update.
15917 (mmix_use_simple_return): update.
15918 (mmix_expand_prologue): update.
15919 (mmix_expand_epilogue): Update.
15920 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
15921 (emit_link_insn): Update.
15923 2008-04-08 Anatoly Sokolov <aesok@post.ru>
15925 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
15926 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
15928 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
15931 2008-04-07 Jan Hubicka <jh@suse.cz>
15933 * function.h (rtl): Rename to x_rtl.
15934 (crtl): New define.
15935 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15936 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15937 used_temp_slots avail_temp_slots, temp_slot_level,
15938 nonlocal_goto_handler_labels): Update accesstors.
15939 (rtl): New global variable.
15940 (struct function): Move some fileds to rtl_data.
15941 (get_arg_pointer_save_area): Update prototype.
15942 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15943 get_arg_pointer_save_area.
15944 * expr.c (init_expr): Update
15945 * function.c (get_frame_size): Update
15946 (assign_stack_local): Update
15947 (expand_function_end): Update.
15948 (get_art_pointer_save_area): Update
15950 * emit-rtl.c (rtl): Declare.
15951 (regno_reg_rtx): Declare.
15952 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15954 (gen_reg_rtx): Update.
15955 * varasm.c (n_deferred_constatns): Update accestor.
15956 (init_varasm_status): Do not allocate varasm_status.
15957 (force_const_mem, get_pool_size, output_constant_pool): Update.
15958 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15959 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15960 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
15961 * sparc/sparc.h (INIT_EXPANDERS): Update.
15962 * ia64/ia64.h (INIT_EXPANDERS): Update.
15964 2008-04-07 James E. Wilson <wilson@tuliptree.org>
15966 * reload.c (push_secondary_reload): Add missing break to for loop.
15968 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15970 PR middle-end/PR28690
15971 * rtlanal.c: Update copyright years.
15972 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
15973 as REG_POINTER and MEM_POINTER operands.
15974 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
15975 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
15976 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
15977 * gcse.c: Update copyright years.
15978 (pre_delete): Call gen_reg_rtx_and_attrs.
15979 (hoist_code): Likewise.
15980 (build_store_vectors): Likewise.
15981 (delete_store): Likewise.
15982 * loop-invariant.c (move_invariant_reg): Likewise.
15983 Update copyright years.
15985 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15987 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15988 control string instead of quoted.
15990 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15992 * doc/rtl.texi: Rewrite of subreg section.
15994 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15997 * config/i386/i386.c (legitimize_pic_address): Add treating
15998 of dllimport SYM_REF's.
15999 (legitimize_dllimport_symbol): Add prototype.
16001 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16003 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16004 reference in constructor with non self-referential type.
16006 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16008 Removal of Return with Depressed Stack Pointer support
16009 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16010 (ECF_SP_DEPRESSED): Likewise.
16011 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16012 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16013 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16014 (expand_call): Do not test ECF_SP_DEPRESSED.
16015 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16016 * function.c (keep_stack_depressed): Delete.
16017 (handle_epilogue_set): Likewise.
16018 (update_epilogue_consts): Likewise.
16019 (emit_equiv_load): Likewise.
16020 (thread_prologue_and_epilogue_insns): Remove support for Return with
16021 Depressed Stack Pointer.
16022 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16024 2008-04-06 Richard Guenther <rguenther@suse.de>
16026 PR tree-optimization/35400
16027 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16028 information from SSA_NAMEs.
16030 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16032 * config/avr/avr.h (avr_mega_p): Remove declaration.
16033 (AVR_MEGA): Remove macro.
16034 * config/avr/avr.c (avr_mega_p): Remove variable.
16035 (avr_override_options): Remove inicializion of avr_mega_p.
16036 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16037 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16038 (avr_jump_mode): (Ditto.).
16039 (avr_output_progmem_section_asm_op): (Ditto.).
16040 (avr_asm_init_sections): (Ditto.).
16041 (avr_asm_init_sections): (Ditto.).
16042 (avr_rtx_costs): (Ditto.).
16043 * config/avr/avr.md: (Ditto.).
16044 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16047 2008-04-06 Richard Guenther <rguenther@suse.de>
16049 PR tree-optimization/35842
16050 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16051 is_gimple_invariant_address.
16053 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16055 * gcc.c (default_compilers): Sync Fortran extensions list with
16056 that in fortran/lang-specs.h.
16057 * doc/invoke.texi: Likewise.
16058 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16059 * dwarf2out.c (gen_compile_unit_die): Likewise.
16061 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16063 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16065 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16068 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16069 attribute is used for nested functions.
16071 2008-04-05 Jan Hubicka <jh@suse.cz>
16073 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16075 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16077 (dump_files): Update.
16078 (enable_rtl_dump_file): Do not accept letter argument.
16079 * tree-pass.h (dump_file_info): Remove letter argument.
16080 * toplev.c (decode_d_option): Update -da handling.
16081 * toplev.h (enable_rtl_dump_file): Update prototype.
16082 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16083 it out based on pass type.
16084 (register_dump_files_1): Likewise.
16085 (init_optimization_passes): Update register_one_dump_file calls.
16086 (execute_one_pass): Sanity check that IPA passes are called at IPA
16087 level and RTL passes at RTL level.
16088 (execute_pass_list): IPA pass can not be after or subpass of
16090 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16091 disallov RTL subpasses of IPA subpasses.
16093 2008-04-05 Ben Elliston <bje@au.ibm.com>
16095 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16096 builtins that return exactly once and do not throw. Cache call to
16099 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16101 PR rtl-optimization/34916
16102 PR middle-end/35519
16103 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16104 between instruction pairs.
16106 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16108 * doc/invoke.texi: Document -mbitops for SH.
16109 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16110 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16111 * config/sh/sh.c (print_operand): Add %t operand code.
16112 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16113 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16114 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16115 (extendqihi2): Likewise.
16116 (movqi_i): Likewise.
16117 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16118 (extv): Use bld instruction for SH2A if possible.
16120 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16121 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16122 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16123 (bset.b, bclr.b): Define peepholes.
16124 * config/sh/sh.opt (mbitops): New option.
16126 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16129 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16130 and view convert expression.
16132 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16135 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16137 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16139 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16141 * config/i386/cpuid.h (bit_AES): New.
16142 (bit_PCLMUL): Likewise.
16144 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16145 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16146 SSE2 if AES or PCLMUL is enabled.
16147 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16148 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16149 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16150 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16151 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16152 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16153 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16154 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16155 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16156 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16157 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16158 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16159 __builtin_ia32_aeskeygenassist128 and
16160 __builtin_ia32_pclmulqdq128.
16161 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16162 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16163 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16165 * config/i386/i386.h (TARGET_AES): New.
16166 (TARGET_PCLMUL): Likewise.
16167 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16169 * config/i386/i386.md (UNSPEC_AESENC): New.
16170 (UNSPEC_AESENCLAST): Likewise.
16171 (UNSPEC_AESDEC): Likewise.
16172 (UNSPEC_AESDECLAST): Likewise.
16173 (UNSPEC_AESIMC): Likewise.
16174 (UNSPEC_AESKEYGENASSIST): Likewise.
16175 (UNSPEC_PCLMUL): Likewise.
16177 * config/i386/i386.opt (maes): New.
16178 (mpclmul): Likewise.
16180 * config/i386/sse.md (aesenc): New pattern.
16181 (aesenclast): Likewise.
16182 (aesdec): Likewise.
16183 (aesdeclast): Likewise.
16184 (aesimc): Likewise.
16185 (aeskeygenassist): Likewise.
16186 (pclmulqdq): Likewise.
16188 * config/i386/wmmintrin.h: New.
16190 * doc/extend.texi: Document AES and PCLMUL built-in function.
16192 * doc/invoke.texi: Document -maes and -mpclmul.
16194 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16196 * function.c (free_after_parsing): Replace with
16197 cxx_push_function_context from C++ front-end.
16198 (allocate_struct_function): Don't call langhook.
16199 * langhooks.h (struct lang_hooks_for_functions): Delete.
16200 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16202 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16203 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16204 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16205 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16206 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16207 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16208 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16210 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16211 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16213 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16216 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16219 2008-04-04 Richard Guenther <rguenther@suse.de>
16221 PR middle-end/35823
16222 * fold-const.c (optimize_minmax_comparison): Use the correct
16223 type for the constant in the simplified comparison.
16225 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16227 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16228 Pass L2 size as "--param l2-cache-size" to the compiler.
16229 (decode_l2_cache): New function to decode L2 cache parameters using
16230 0x8000006 extended cpuid function.
16231 (detect_caches_amd): Determine parameters of L2 cache using
16232 decode_l2_caches function.
16233 (decode_caches_intel): Decode L2 cache parameters.
16234 (detect_caches_intel): Determine L2 cache parameters using
16235 decode_caches_intel and decode_l2_caches functions.
16237 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16239 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16240 secondary input reload for subword loads from the constant pool.
16242 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16245 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16246 constants of the appropriate size for runtime calculations.
16249 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16250 decimal-float literal constant zero.
16252 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16255 * c-parser.c (c_parser_omp_atomic): Call
16256 default_function_array_conversion on the RHS.
16258 PR middle-end/35818
16259 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16260 call is_variable_sized if decl has incomplete type.
16262 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16264 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16266 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16268 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16270 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16271 (sgt<u>): Merge sgt and sgtu into new expander.
16272 (sgt, sgtu): Remove expanders.
16273 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16274 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16275 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16276 *sgtu_<mode>_mips16 into new pattern.
16277 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16278 (sge<u>): Merge sge and sgeu into new expander.
16279 (sge, sgeu): Remove expanders.
16280 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16282 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16283 (slt<u>): Merge slt and sltu into new expander.
16284 (slt, sltu): Remove expanders.
16285 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16286 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16287 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16288 *sltu_<mode>_mips16 into new pattern.
16289 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16290 (sle<u>): Merge sle and sleu into new expander.
16291 (sle, sleu): Remove expanders.
16292 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16293 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16294 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16295 *sleu_<mode>_mips16 into new pattern.
16296 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16298 2008-04-03 Jan Hubicka <jh@suse.cz>
16300 PR tree-optimization/35795
16301 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16302 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16303 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16304 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16305 * score/score3.c (score3_output_mi_thunk): Likewise.
16306 * score/score7.c (score7_output_mi_thunk): Likewise.
16307 * mips/mips.c (mips_output_mi_thunk): Likewise.
16309 2008-04-03 Richard Guenther <rguenther@suse.de>
16311 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16312 conversions. Simplify code.
16314 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16316 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16318 2008-04-03 Tom Tromey <tromey@redhat.com>
16319 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16321 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16322 * config/bfin/t-bfin-linux (generated_files): Add
16323 linux-sysroot-suffix.h.
16324 * doc/install.texi (Prerequisites): Require make 3.80.
16325 * doc/sourcebuild.texi (Front End Directory): Document new
16327 * Makefile.in (generated_files): New variable.
16328 (ALL_HOST_OBJS): New variable.
16329 ($(ALL_HOST_OBJS)): New target.
16331 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16333 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16334 (remap_block): Call id->transform_lang_insert_block instead
16336 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16337 Set id.transform_lang_insert_block to NULL.
16338 (clone_body): Move to cp/optimize.c
16339 * tree-inline.h (struct copy_body_data): Change
16340 transform_lang_insert_block to function pointer.
16341 (copy_generic_body, copy_decl_no_change): Export.
16342 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16343 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16344 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16346 * c-tree.h (insert_block): Kill.
16347 * c-decl.c (insert_block): Kill.
16349 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16351 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16352 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16353 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16355 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16356 argument, call {push,pop}_function_context from here.
16357 * c-parser.c: Use c_{push,pop}_function_context.
16359 * function.c (push_function_context_to): Move meat ...
16360 (push_function_context): ... here. Simplify.
16361 * function.c (pop_function_context_from): Move meat ...
16362 (pop_function_context): ... here. Simplify.
16363 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16365 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16366 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16367 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16368 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16370 2008-04-03 Ben Elliston <bje@au.ibm.com>
16372 * expmed.c (extract_force_align_mem_bit_field): Remove.
16374 2008-04-03 Richard Guenther <rguenther@suse.de>
16376 PR middle-end/35800
16377 * expr.h (try_casesi): Adjust prototype.
16378 * expr.c (try_casesi): Take fallback label as extra parameter.
16379 Use that for gen_casesi if default_label is NULL.
16380 * stmt.c (expand_case): Pass fallback label to try_casesi,
16381 make sure to fill gaps with a fallback label if default_label
16384 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16387 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16389 2008-04-03 Ben Elliston <bje@au.ibm.com>
16391 * expmed.c (extract_split_bit_field): Remove if (0) code.
16392 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16393 (do_ds_constraint): Likewise.
16395 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16397 * doc/cppopts.texi (-dU): Document.
16398 * c-common.h (flag_dump_macros): Update comment.
16399 * c-opts.c (handle_OPT_d): Handle -dU.
16400 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16401 dump_queued_macros, cb_used_define, cb_used_undef): New.
16402 (init_pp_output): Handle -dU.
16403 (cb_line_change): Call dump_queued_macros.
16404 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16406 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16408 * config/avr/predicates.md (io_address_operand): New predicate.
16409 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16410 * config/avr/avr.c (avr_io_address_p): Remove function.
16411 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16412 'avr_io_address_p' function.
16413 (out_movhi_r_mr): (Ditto.).
16414 (out_movqi_mr_r): (Ditto.).
16415 (out_movhi_mr_r): (Ditto.).
16416 (avr_address_cost): (Ditto.).
16418 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16420 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16421 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16422 in 32bit mode when XMM registers are available to avoid store
16424 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16425 corresponding post-reload splitters.
16427 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16429 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16430 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16431 __builtin_ia32_roundss.
16432 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16433 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16434 __builtin_ia32_roundss.
16435 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16436 IX86_BUILTIN_SHUFPD here.
16438 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16440 * config/i386/i386.md (plogic): New.
16441 (plogicprefix): Likewise.
16443 * config/i386/mmx.md (mmx_<code><mode>3): New.
16444 (mmx_and<mode>3): Removed.
16445 (mmx_ior<mode>3): Likewise.
16446 (mmx_xor<mode>3): Likewise.
16448 * config/i386/sse.md (<code><mode>3): New.
16449 (*<code><mode>3): Likewise.
16450 (*<code><mode>3): Likewise.
16451 (<code><mode>3): Likewise.
16452 (*sse_<code><mode>3): Likewise.
16453 (*sse2_<code><mode>3): Likewise.
16454 (<code>tf3): Likewise.
16455 (*<code>tf3): Likewise.
16456 (and<mode>3): Likewise.
16457 (*and<mode>3): Likewise.
16458 (ior<mode>3): Removed.
16459 (*ior<mode>3): Likewise.
16460 (xor<mode>3): Likewise.
16461 (*xor<mode>3): Likewise.
16462 (*and<mode>3): Likewise.
16463 (*ior<mode>3): Likewise.
16464 (*xor<mode>3): Likewise.
16465 (and<mode>3): Likewise.
16466 (*sse_and<mode>3): Likewise.
16467 (*sse2_and<mode>3): Likewise.
16468 (andtf3): Likewise.
16469 (*andtf3): Likewise.
16470 (ior<mode>3): Likewise.
16471 (*sse_ior<mode>3): Likewise.
16472 (*sse2_ior<mode>3): Likewise.
16473 (iortf3): Likewise.
16474 (*iortf3): Likewise.
16475 (xor<mode>3): Likewise.
16476 (*sse_xor<mode>3): Likewise.
16477 (*sse2_xor<mode>3): Likewise.
16478 (xortf3): Likewise.
16479 (*xortf3): Likewise.
16481 2008-04-02 Richard Guenther <rguenther@suse.de>
16483 PR tree-optimization/14495
16484 PR tree-optimization/34793
16485 * tree-vrp.c (struct switch_update): New structure.
16486 (to_remove_edges, to_update_switch_stmts): New VECs.
16487 (simplify_switch_using_ranges): New function. Remove not taken
16488 case labels and edges.
16489 (simplify_stmt_using_ranges): Call it.
16490 (identify_jump_threads): Mark edges we have queued for removal
16491 so we don't thread them.
16492 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16494 * tree-cfg.c (group_case_labels): Deal with missing default label.
16495 (tree_verify_flow_info): Allow missing default label.
16496 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16497 (emit_case_nodes): Likewise.
16498 (expand_case): Do not rely on the default label to be present.
16499 * expr.c (try_casesi): Deal with NULL default_label.
16500 (do_tablejump): Likewise.
16502 2008-04-02 Richard Guenther <rguenther@suse.de>
16504 PR tree-optimization/14495
16505 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16506 SWITCH_EXPR here ...
16507 (vrp_visit_switch_stmt): ... but here (new function).
16508 (find_case_label_index): New helper function.
16509 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16511 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16513 * fwprop.c: Fix ISO-C99ism.
16515 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16518 * Makefile.in (objdir): Set it here.
16519 * configure.ac: Not here. Find dynamic linker characteristics.
16520 * exec-tool.in: Use them.
16521 * aclocal.m4: Regenerate.
16522 * configure: Regenerate.
16524 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16526 * expr.c (expand_var): Delete it.
16527 * expr.h (expand_var): Delete prototype.
16528 * function.c (expand_function_start): Use expand_decl instead.
16529 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16532 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16534 PR rtl-optimization/35542
16535 * fwprop.c (forward_propagate_and_simplify): Replace
16536 loc_reg_mentioned_in_p with reg_mentioned_p.
16538 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16540 PR rtl-optimization/35281
16541 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16542 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16543 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16544 (varying_mem_p): Move above propagate_rtx.
16545 (all_uses_available_at): Do not check MEMs.
16547 2008-04-02 Rafael Espindola <espindola@google.com>
16549 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16550 (register_edge_assert_for_2): Split the cond argument.
16551 (register_edge_assert_for_1): Adjust for the change in
16552 register_edge_assert_for_2.
16553 (register_edge_assert_for): Split the cond argument.
16554 (find_switch_asserts): Adjust for the change in
16555 register_edge_assert_for.
16557 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16559 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16560 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16561 offsets for 64-bit mingw.
16562 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16563 abi for x86_64-pc-mingw.
16565 2008-04-02 Richard Guenther <rguenther@suse.de>
16567 * tree-vrp.c (extract_range_from_assert): Make sure to not
16568 produce range min/max with TREE_OVERFOW set.
16569 If merging a anti-range and a range keep the anti-range if
16570 the range covers all values of the type.
16571 (register_edge_assert_for_2): Only allow sign-changing
16572 conversions in detecting canonical range checks. Also
16573 register an assert for the unsigned name if useful.
16575 PR tree-optimization/35787
16576 * tree-vrp.c (vrp_val_max): New function.
16577 (vrp_val_min): Likewise.
16578 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16579 (vrp_val_is_min): Likewise.
16580 (supports_overflow_infinity): Use vrp_val_{min,max}.
16581 (negative_overflow_infinity): Likewise.
16582 (positive_overflow_infinity): Likewise.
16583 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16584 (is_positive_overflow_infinity): Likewise.
16585 (is_overflow_infinity): Likewise.
16586 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16587 vrp_val_is_{min,max}.
16588 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16589 to ranges if possible. Avoid empty ranges.
16591 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16593 PR middle-end/35705
16594 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16595 the expression is a function address.
16597 2008-04-01 George Helffrich <george@gcc.gnu.org>
16599 PR fortran/35154, fortran/23057
16600 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16601 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16602 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16603 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16605 (dbxout_syms): Check for COMMON-based symbol and wrap in
16606 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16607 in bracket for efficiency.
16609 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16610 using DW_TAG_common_block + member offset.
16611 (add_pubname_string): New function.
16612 (dw_expand_expr): New function to find block name and offset for
16614 (common_check): New function to check whether symbol in Fortran COMMON.
16615 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16617 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16620 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16622 2008-04-02 Ben Elliston <bje@au.ibm.com>
16624 * config/v850/v850.md (casesi): Remove if (0) code.
16625 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16626 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16628 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16630 * config/i386/i386.md (rex64suffix): New mode attribute.
16631 (floathi<mode>2): Disable expander for SSE math.
16632 (*floathi<mode>2_1): New insn insn_and_split pattern.
16633 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16634 corresponding post-reload splitters.
16635 (*floathi<mode>2_i387): New macroized insn pattern.
16636 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16637 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16638 insn_and_split pattern.
16639 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16640 New macroized instruction patterns and corresponding post-reload
16642 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16643 and corresponding post-reload splitters.
16644 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16645 New macroized instruction patterns.
16646 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16647 macroized instruction patterns and corresponding post-reload splitters.
16648 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16649 corresponding post-reload splitters.
16650 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16651 New macroized instruction patterns.
16652 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16653 corresponding post-reload splitters.
16654 (*floatsi<mode>2_i387): New macroized instruction patterns.
16656 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16658 * config/i386/i386.md (smaxmin): New.
16659 (umaxmin): Likewise.
16660 (maxminiprefix): Likewise.
16661 (maxminfprefix): Likewise.
16662 (<code><mode>3): Likewise.
16663 (smin<mode>3): Removed.
16664 (smax<mode>3): Likewise.
16666 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16667 (mmx_<code>v4hi3): Likewise.
16668 (mmx_<code>v8qi3): Likewise.
16669 (mmx_smaxv2sf3): Removed.
16670 (mmx_sminv2sf3): Likewise.
16671 (mmx_umaxv8qi3): Likewise.
16672 (mmx_smaxv4hi3): Likewise.
16673 (mmx_uminv8qi3): Likewise.
16674 (mmx_sminv4hi3): Likewise.
16676 * config/i386/sse.md (<addsub><mode>3): New.
16677 (*<addsub><mode>3): Likewise.
16678 (<sse>_vm<addsub><mode>3): Likewise.
16679 (<maxmin><mode>3): Likewise.
16680 (*<maxmin><mode>3_finite): Likewise.
16681 (*<maxmin><mode>3): Likewise.
16682 (<sse>_vm<maxmin><mode>3): Likewise.
16683 (sse3_h<addsub>v4sf3): Likewise.
16684 (sse3_h<addsub>v2df3): Likewise.
16685 (<maxmin>v16qi3): Likewise.
16686 (*<maxmin>v16qi3): Likewise.
16687 (<maxmin>v8hi3): Likewise.
16688 (*<maxmin>v8hi3): Likewise.
16689 (*sse4_1_<maxmin><mode>3): Likewise.
16690 (*sse4_1_<maxmin><mode>3): Likewise.
16691 (add<mode>3): Removed.
16692 (*add<mode>3): Likewise.
16693 (<sse>_vmadd<mode>3): Likewise.
16694 (sub<mode>3): Likewise.
16695 (*sub<mode>3): Likewise.
16696 (<sse>_vmsub<mode>3): Likewise.
16697 (smin<mode>3): Likewise.
16698 (*smin<mode>3_finite): Likewise.
16699 (*smin<mode>3): Likewise.
16700 (<sse>_vmsmin<mode>3): Likewise.
16701 (smax<mode>3): Likewise.
16702 (*smax<mode>3_finite): Likewise.
16703 (*smax<mode>3): Likewise.
16704 (<sse>_vmsmax<mode>3): Likewise.
16705 (sse3_haddv4sf3): Likewise.
16706 (sse3_haddv2df3): Likewise.
16707 (sse3_hsubv4sf3): Likewise.
16708 (sse3_hsubv2df3): Likewise.
16709 (umaxv16qi3): Likewise.
16710 (*umaxv16qi3): Likewise.
16711 (smaxv8hi3): Likewise.
16712 (*smaxv8hi3): Likewise.
16713 (*sse4_1_smax<mode>3): Likewise.
16714 (*sse4_1_umax<mode>3): Likewise.
16715 (uminv16qi3): Likewise.
16716 (*uminv16qi3): Likewise.
16717 (sminv8hi3): Likewise.
16718 (*sminv8hi3): Likewise.
16719 (*sse4_1_smin<mode>3): Likewise.
16720 (*sse4_1_umin<mode>3): Likewise.
16722 2008-04-01 Rafael Espindola <espindola@google.com>
16724 * tree-cfg.c (verify_expr): remove in_phi.
16725 (verify_stmt): Don't call walk_tree with verify_expr. Use
16726 is_gimple_min_invariant instead of is_gimple_val.
16728 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16730 * doc/include/gpl_v3.texi: Update for manpage generation.
16731 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16733 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16734 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16735 gpl_v3.texi instead of gpl.texi.
16738 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16741 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16743 2008-04-01 Rafael Espindola <espindola@google.com>
16745 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16746 (extract_code_and_val_from_cond): Use
16747 extract_code_and_val_from_cond_with_ops.
16749 2008-04-01 Jan Hubicka <jh@suse.cz>
16751 * function.c (free_after_compilation): Free epilogue_delay_list.
16752 (prepare_function_start): Assert that previous compilation was freed.
16754 2008-04-01 Jan Hubicka <jh@suse.cz>
16755 Jim Wilson <wilson@tuliptree.org>
16756 Andreas Tobler <andreast@gcc.gnu.org>
16758 PR middle-end/35781
16759 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16760 rtl.emit instead cfun->emit.
16761 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16762 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16764 2008-04-01 Ben Elliston <bje@au.ibm.com>
16766 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16768 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16770 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16772 (fprofile-use): Add var flag_profile_use
16773 * coverage.c (coverage_begin_output): Do not open a gcno file for
16774 output only if -ftest-coverage is set.
16775 Do not add getpwd() to gcda file path.
16776 (build_gcov_info): Check the new flag
16777 flag_profile_datafile_relative_path.
16778 (coverage_init): Use profile_data_prefix.
16779 Read profile counter only if flag_profile_use is set.
16780 * opts.c (common_handle_option): New option fprofile-use=,
16781 fprofile-dir=, fprofile-generate=.
16782 * toplev.c (profile_data_prefix): New variable definition.
16783 * toplev.h (profile_data_prefix): New declaration.
16784 * doc/invoke.tex (Option Summary, Optimization Options):
16787 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16789 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16790 use tmp consistently.
16793 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16794 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16795 UNSPEC_FR_RECIP_APPROX_RES.
16796 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16798 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16801 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16803 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16805 PR middle-end/30186
16806 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16807 element of the vector via a pointer.
16809 2008-03-31 Ian Lance Taylor <iant@google.com>
16811 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
16813 2008-03-31 Jan Hubicka <jh@suse.cz>
16815 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16816 get_arg_pointer_save_area.
16817 * expr.c (init_expr): Just clear out rtl.expr.
16818 * function.c (free_after_compilation): Clear out whole RTL structure.
16819 (get_func_frame_size): Merge into ...
16820 (get_frame_size): ... this one.
16821 (assign_stack_local_1): Merge into ...
16822 (assign_stack_local): ... this one.
16823 (expand_function_end): Update call of get_arg_pointer_save_area.
16824 (get_art_pointer_save_area): Remove cfun argument.
16825 * function.h (emit_status): regno_pointer_align does not need length
16826 attribute. Move x_regno_reg_rtx to ...
16827 (regno_reg_rtx): ... new global array.
16828 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
16829 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
16830 apply_args_value, forced_labels, stack_pointer_delta):
16832 (struct varasm_status): Move here from varasm.c
16833 (struct rtl_data): New. Move here some fields from struct function.
16834 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16835 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16836 used_temp_slots avail_temp_slots, temp_slot_level,
16837 nonlocal_goto_handler_labels): Update accesstors.
16838 (rtl): New global variable.
16839 (struct function): Move some fileds to rtl_data.
16840 (get_arg_pointer_save_area): Update prototype.
16841 * emit-rtl.c (rtl): Declare.
16842 (regno_reg_rtx): Declare.
16843 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16845 (gen_reg_rtx): Update.
16846 (init_virtual_regs): Do not tate emit_status argument.
16847 (init_emit): Do not allocate emit.
16848 * varasm.c (varasm_statuc): Move to function.h.
16849 (n_deferred_constatns): Update accestor.
16850 (init_varasm_status): Do not allocate varasm_status.
16851 (force_const_mem, get_pool_size, output_constant_pool): Update.
16852 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16853 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16855 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
16857 PR rtl-optimization/35729
16858 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
16861 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
16864 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
16865 load/store if memory is unaligned.
16866 (*movti_rex64): Likewise.
16868 * config/i386/predicates.md (misaligned_operand): New.
16870 2008-03-31 Andrew Pinski <pinskia@gmail.com>
16873 * tree-ssa-phiopt.c (conditional_replacement): Return early for
16876 2008-03-31 Jan Beulich <jbeulich@novell.com>
16878 * config/ia64/constraints.md: Add 'j' constraint.
16879 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
16880 (movdi_internal): Likewise.
16882 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
16885 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
16887 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
16890 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
16891 proper error message for the third argument on blendpd and
16894 * config/i386/sse.md (blendbits): New.
16895 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
16897 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
16899 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
16901 2008-03-30 Richard Guenther <rguenther@suse.de>
16903 PR middle-end/31023
16904 * fold-const.c (fold_sign_changed_comparison): Do leave
16905 conversions to base-types alone.
16907 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16909 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
16910 the link register if one altivec register is be saved.
16912 2008-03-30 Ben Elliston <bje@au.ibm.com>
16914 * final.c (final_scan_insn): Remove if (0) code.
16916 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
16918 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
16920 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
16922 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
16923 of V4SFmode to ix86_binary_operator_ok.
16925 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
16927 * config/i386/i386.c (override_options): Initialize
16928 ix86_veclib_handler to ix86_veclibabi_svml when
16929 -mveclibabi=svml is used.
16930 (ix86_veclibabi_svml): New function for SVML ABI style
16931 vectorization support.
16932 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
16934 2008-03-28 Rafael Espindola <espindola@google.com>
16936 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
16937 (tree_binary_nonnegative_warnv_p): Make it public.
16938 (tree_single_nonnegative_warnv_p): Make it public.
16939 (tree_invalid_nonnegative_warnv_p): Make it public.
16940 (tree_unary_nonzero_warnv_p): Make it public.
16941 (tree_binary_nonzero_warnv_p): Make it public
16942 (tree_single_nonzero_warnv_p): Make it public.
16943 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
16944 (extract_range_from_binary_expr): Split the expr argument.
16945 (extract_range_from_unary_expr): Split the expr argument.
16946 (extract_range_from_comparison): Split the expr argument.
16947 (extract_range_from_expr): Use the new aux functions.
16948 (vrp_evaluate_conditional_warnv): Use
16949 vrp_evaluate_conditional_warnv_with_ops.
16950 * tree.h (tree_unary_nonzero_warnv_p): Declare.
16951 (tree_binary_nonzero_warnv_p): Declare.
16952 (tree_single_nonzero_warnv_p): Declare.
16953 (tree_expr_nonzero_warnv_p): Declare.
16954 (tree_unary_nonnegative_warnv_p): Declare.
16955 (tree_binary_nonnegative_warnv_p): Declare.
16956 (tree_single_nonnegative_warnv_p): Declare.
16957 (tree_invalid_nonnegative_warnv_p): Declare.
16959 2008-03-28 Richard Guenther <rguenther@suse.de>
16961 PR tree-optimization/30317
16962 PR tree-optimization/30911
16963 PR tree-optimization/34793
16964 * tree-vrp.c (set_and_canonicalize_value_range): New function.
16965 (struct assert_locus_d): New member EXPR.
16966 (register_new_assert_for): Add EXPR parameter to support
16967 ASSERT_EXPR <name, expr OP limit>.
16968 (register_edge_assert_for_1): Adjust callers.
16969 (find_assert_locations): Likewise.
16970 (process_assert_insertions_for): Build condition from expression.
16971 (extract_range_from_assert): Handle ASSERT_EXPRs
16972 of the form ASSERT_EXPR <name, expr OP limit>.
16973 (register_edge_assert_for_2): New helper registering
16974 asserts for comparisons. Recognize range tests of the form
16975 (unsigned)i - CST1 OP CST2.
16976 (register_edge_assert_for_1): Use it.
16977 (register_edge_assert_for): Likewise.
16978 (needs_overflow_infinity): Integer sub-types
16979 do not need overflow infinities.
16980 (vrp_val_is_max): The extreme values of integer sub-types
16981 are those of the base type.
16982 (vrp_val_is_min): Likewise.
16983 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16986 2008-03-28 Nick Clifton <nickc@redhat.com>
16989 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16990 Return GENERAL_REGS for stack adjustment reloads.
16992 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16995 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16996 const_vector when all the vectors are constant.
16998 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17000 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17002 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17003 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17005 (s<code>_sf): Use new scc_sf attribute for opcode names.
17007 2008-03-27 Tom Tromey <tromey@redhat.com>
17009 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17010 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17011 config/spu/t-spu-elf, config/i386/t-interix,
17012 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17013 config/i386/x-darwin, config/i386/x-mingw32,
17014 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17015 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17016 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17017 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17018 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17019 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17020 config/score/t-score-elf, config/arm/t-strongarm-pe,
17021 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17022 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17023 Revert automatic dependency patch.
17025 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17028 * config/i386/i386.c (ix86_function_arg_boundary): Align
17029 decimal floating point to its natural boundary.
17031 2008-03-27 Richard Guenther <rguenther@suse.de>
17033 PR middle-end/35716
17034 * fold-const.c (fold_comparison): Restrict distinct decl
17035 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17036 solely rely on operand_equal_p.
17038 2008-03-27 Richard Guenther <rguenther@suse.de>
17041 * c-common.c (handle_weak_attribute): Reject combination of
17044 2008-03-27 Richard Guenther <rguenther@suse.de>
17046 PR tree-optimization/32810
17047 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17048 conversions from DECL_INITIAL.
17049 (fold_const_aggregate_ref): Likewise from constructor elements.
17051 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17053 * tree-affine.h (aff_combination_expand): Declare.
17054 (get_inner_reference_aff): Likewise.
17055 * tree-affine.c (aff_combination_expand): Split out from
17056 tree_to_aff_combination_expand.
17057 (get_inner_reference_aff): New function.
17058 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17059 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17060 (struct lim_aux_data): sm_done field removed.
17061 (mem_ref_loc_p, mem_ref_locs_p): New types.
17062 (struct mem_ref): Added id, stored, accesses_in_loop,
17063 indep_loop, dep_loop, indep_ref, dep_ref fields.
17064 Removed is_stored, locs and next fields.
17065 (memory_accesses): New variable.
17066 (movement_possibility): Do not allow moving statements
17067 that store to memory.
17068 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17070 (determine_max_movement): For statements with memory references,
17071 find the outermost loop in that the reference is independent.
17072 (move_computations_stmt): Mark the virtual operands for renaming.
17073 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17074 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17075 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17076 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17077 create_vop_ref_mapping, analyze_memory_references,
17078 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17079 get_all_locs_in_loop, ref_always_accessed_p,
17080 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17081 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17082 store_motion_loop, store_motion): New functions.
17083 (struct vop_to_refs_elt): New type.
17084 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17085 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17086 (schedule_sm): Replaced by...
17087 (execute_sm): ... this.
17088 (determine_lsm_ref, hoist_memory_references,
17089 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17090 find_more_ref_vops, free_mem_ref, free_mem_refs,
17091 determine_lsm_loop, determine_lsm): Removed.
17092 (tree_ssa_lim_finalize): Free data structures used by store motion.
17093 (tree_ssa_lim): Call analyze_memory_references. Use
17094 store_motion instead of determine_lsm.
17096 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17098 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17099 rename tmake_file to m68hc11/t-m68hc11.
17100 (mcore): Set inhibit_libc to true.
17101 * config.host (alpha*-dec-*vms*): Set extra_programs.
17102 (interix3*): Don't use host_xmake_file.
17103 * configure.ac: Let config.gcc override inhibit_libc.
17104 * configure: Regenerate.
17106 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17107 * config/t-openbsd-thread: Remove commented out lines.
17109 * config/x-interix: Remove.
17111 * config/m68hc11/t-m68hc11-gas: Rename to...
17112 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17114 * config/mcore/t-mcore: Remove T_CFLAGS.
17115 * config/mcore/t-mcore-pe: Likewise.
17117 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17119 * configure.ac: Replace custom __GNU_SOURCE test with
17120 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17121 * aclocal.m4: Regenerate.
17122 * configure: Regenerate.
17123 * config.in: Regenerate.
17125 2008-03-27 Richard Guenther <rguenther@suse.de>
17127 * fold-const.c (target.h): Include.
17128 (fold_comparison): Fold comparison of addresses of decls
17129 that bind locally or of constants. Consolidate address folding code.
17130 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17131 results from fold_binary_to_constant.
17132 (compare_values_warnv): Likewise.
17134 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17136 PR middle-end/35429
17137 * fold-const.c (fold_truthop): Check for integeral types when folding
17138 a == 0 && b == 0 and a != 0 || b != 0 .
17140 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17142 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17144 2008-03-26 Andreas Schwab <schwab@suse.de>
17146 * doc/invoke.texi: Fix use of @item vs. @itemx.
17148 2008-03-26 Tom Tromey <tromey@redhat.com>
17150 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17151 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17152 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17153 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17154 build/genconstants.o, build/genemit.o, build/genextract.o,
17155 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17156 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17159 2008-03-26 Richard Guenther <rguenther@suse.de>
17162 2008-03-26 Richard Guenther <rguenther@suse.de>
17164 * fold-const.c (target.h): Include.
17165 (fold_comparison): Fold comparison of addresses of two decls
17166 that bind locally. Consolidate address folding code.
17168 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17170 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17171 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17172 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17173 dconstsqrt2, dconstthird, dconste and/or dconst10.
17174 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17175 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17176 dconstsqrt2, dconste): Delete.
17177 (init_emit_once): Likewise. Simplify initializing dconstm1.
17179 * real.c (get_real_const): New.
17180 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17181 dconstsqrt2, dconste): Delete.
17182 (real_value_const, get_real_const): New.
17184 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17186 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17188 * config/i386/i386.c (ix86_function_arg_boundary): Check
17189 BIGGEST_ALIGNMENT instead of 128.
17190 (setup_incoming_varargs_64): Likewise.
17192 2008-03-26 Tom Tromey <tromey@redhat.com>
17194 * Makefile.in (DEPFILES): Add missing '/'.
17196 2008-03-26 Richard Guenther <rguenther@suse.de>
17198 * fold-const.c (target.h): Include.
17199 (fold_comparison): Fold comparison of addresses of two decls
17200 that bind locally. Consolidate address folding code.
17202 2008-03-26 Nick Clifton <nickc@redhat.com>
17205 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17206 not allow INT+INT as a legitimate addressing mode.
17208 2008-03-26 Richard Guenther <rguenther@suse.de>
17210 * tree-flow.h (widen_bitfield): Remove declaration.
17211 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17212 (widen_bitfield): Remove function.
17213 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17216 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17219 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17222 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17224 PR rtl-optimization/35232
17225 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17226 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17227 reg_reloaded_call_part_clobbered here.
17228 (reload_regs_reach_end_p): New function.
17229 (reload_reg_rtx_for_input): New variable.
17230 (reload_reg_rtx_for_output): Likewise.
17231 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17232 when reassigning a pseudo register. Load reloadreg from
17233 reload_reg_rtx_for_input, moving the mode and register
17235 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17236 instead of the original when deciding whether an input reload
17237 would be a no-op or whether an output reload can be deleted.
17238 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17239 when setting up new_spill_reg_store. Load it from
17240 reload_reg_rtx_for_output, moving the mode and register
17242 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17243 instead of the original when deciding whether an output reload
17244 would be a no-op. Do the same when modifying insn notes.
17245 Use rtx_equal_p instead of == to compare the registers.
17246 (inherit_piecemeal_p): Take a mode and two register numbers
17248 (emit_reload_insns): Clear new_spill_reg_store for every hard
17249 register in the reload register. Remove spill registers
17250 from reg_reloaded_valid before considering whether to record
17251 inheritance information for them. Use reload_reg_rtx_for_output
17252 instead of reg_rtx when recording output reloads. Use
17253 reload_reg_rtx_for_input instead of reg_rtx when recording
17254 input reloads. Set or clear reg_reloaded_call_part_clobbered
17255 at the same time as setting reg_reloaded_valid.
17256 (delete_output_reload): Add a new_reload_reg parameter and use it
17257 instead of rld[j].reg_rtx.
17258 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17261 2008-03-25 Tom Tromey <tromey@redhat.com>
17263 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17264 (build/genattr.o): Likewise.
17265 (build/genattrtab.o): Likewise.
17266 (build/gencodes.o): Likewise.
17267 (build/genconfig.o): Likewise.
17268 (build/genconstants.o): Likewise.
17269 (build/genemit.o): Likewise.
17270 (build/genextract.o): Likewise.
17271 (build/genflags.o): Likewise.
17273 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17275 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17276 instead of size_int for integer types.
17277 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17278 to match type of MINUS_EXPR.
17280 2008-03-25 Tom Tromey <tromey@redhat.com>
17282 * configure: Rebuilt.
17283 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17286 2008-03-25 Tom Tromey <tromey@redhat.com>
17288 * config/x-solaris (host-solaris.o): Update.
17289 * config/x-linux (host-linux.o): Update.
17290 * config/x-hpux (host-hpux.o): Update.
17291 * config/x-darwin (host-darwin.o): Update.
17292 * config/v850/t-v850e (v850-c.o): Update.
17293 * config/v850/t-v850 (v850-c.o): Update.
17294 * config/t-vxworks (vxworks.o): Update.
17295 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17296 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17297 * config/spu/t-spu-elf (spu-c.o): Update.
17299 * config/sh/t-symbian (sh-c.o): Update.
17300 (symbian.o): Update.
17301 * config/sh/t-sh (sh-c.o): Update.
17302 * config/score/t-score-elf (score7.o, score3.o): Update.
17303 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17304 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17305 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17306 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17307 (rs6000.o): Remove.
17308 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17309 * config/m32c/t-m32c (m32c-pragma.o): Update.
17310 * config/ia64/t-ia64 (ia64-c.o): Update.
17311 * config/i386/x-mingw32 (host-mingw32.o): Update.
17312 * config/i386/x-i386 (driver-i386.o): Update.
17313 * config/i386/x-darwin (host-i386-darwin.o): Update.
17314 * config/i386/x-cygwin (host-cygwin.o): Update.
17315 * config/i386/t-nwld (nwld.o): Update.
17316 * config/i386/t-netware (netware.o): Update.
17317 * config/i386/t-interix (winnt.o): Update.
17318 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17319 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17320 msformat-c.o): Update.
17321 * config/bfin/t-bfin-linux (generated_files): Add
17322 linux-sysroot-suffix.h.
17323 * config/arm/t-wince-pe (pe.o): Update.
17324 * config/arm/t-strongarm-pe (pe.o): Update.
17325 * config/arm/t-pe (pe.o): Update.
17326 * config/arm/t-arm (arm-c.o): Update.
17327 * doc/install.texi (Prerequisites): Require make 3.80.
17328 * Makefile.in: Remove .o targets.
17329 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17330 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17331 (simple_generated_h, simple_generated_c): Move earlier.
17332 (generated_files): New variable.
17333 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17334 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17335 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17336 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17337 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17338 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17339 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17340 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17341 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17342 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17343 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17344 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17346 (COMPILE.base, COMPILE): New variables.
17347 (%.o): New pattern rule.
17348 (ALL_HOST_OBJS): New variable.
17349 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17350 (dummy-checksum.o, cc1-checksum.o): Remove.
17351 (DRIVER_SHLIB): New variable.
17352 (DRIVER_DEFINES): Use it.
17353 (gencondmd.c): Move out of build/.
17354 (s-conditions): Update.
17355 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17356 (ALL_BUILD_OBJS): Likewise.
17357 (build/%.o): Use BUILDCOMPILE.
17358 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17359 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17360 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17361 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17362 build/genconfig.o, build/genconstants.o, build/genemit.o,
17363 build/genextract.o, build/genflags.o, build/genmddeps.o,
17364 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17365 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17366 build/gen-protos.o, build/scan.o, build/fix-header.o,
17367 build/scan-decls.o): Simplify.
17368 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17369 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17370 prefix.o, toplev.o): Reduce to variable setting.
17371 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17372 ($(out_object_file), gcc-options.o): New targets.
17373 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17374 * configure: Rebuilt.
17375 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17376 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17378 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17380 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17381 complain when we hit an error, return ERROR_MARK_NODE.
17383 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17385 * config/sh/constraints.md (Pso, Psz): New constraints.
17386 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17387 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17389 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17391 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17392 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17394 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17396 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17397 (prefetch_sh2a): New.
17399 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17400 Naveen.H.S <naveen.hs@kpitcummins.com>
17402 * config/sh/constraints.md (I28): New constraint.
17403 * config/sh/sh.c (broken_move): Add support for movi20s.
17404 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17406 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17407 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17408 Naveen.H.S <naveen.hs@kpitcummins.com>
17410 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17411 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17412 (print_operand): Handle resbank in %@ operand code.
17413 (sh_encode_section_info): New.
17414 (push_regs): Add conditions for resbank.
17415 (sh_expand_epilogue): Likewise.
17416 (sh_insert_attributes): Likewise.
17417 (sh_attribute_table): Likewise.
17418 (sh_handle_resbank_handler_attribute): New.
17419 (sh2a_handle_function_vector_handler_attribute): New.
17420 (sh2a_is_function_vector_call): New.
17421 (sh2a_get_function_vector_number): New.
17422 (sh2a_function_vector_p): New.
17423 (sh_cfun_resbank_handler_p): New.
17424 * config/sh/sh.md (calli): Emit jsr/n if possible.
17425 (calli_tbr_rel): New.
17426 (calli_pcrel): Emit jsr/n if possible.
17427 (return_i): Emit rts/n if possible.
17428 (call_valuei_tbr_rel): New.
17429 (call_valuei_pcrel): Add condition for SH2A target.
17430 (call_value): Likewise.
17431 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17432 (sh2a_get_function_vector_number): Likewise.
17433 (sh2a_is_function_vector_call): Likewise.
17434 * doc/extend.texi: Document TBR relative addressing of SH2A.
17435 (resbank): Add description for SH2A.
17437 2008-03-24 Richard Guenther <rguenther@suse.de>
17440 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17441 pointer assignments change conversions according to middle-end rules.
17442 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17443 * configure.ac: Include type checking in yes.
17444 * configure: Regenerate.
17446 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17448 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17449 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17451 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17453 * gthr-vxworks.h (UNUSED): Define.
17455 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17457 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17459 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17461 * doc/extend.texi (Function Attributes): Add missing comma in the
17462 example of the "alloc_size" attribute.
17464 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17467 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17469 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17472 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17475 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17476 of the underlying type of a MS bitfield layout to the natural
17477 alignment of the type.
17479 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17481 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17482 to their natural alignment to avoid store forwarding stalls.
17484 2008-03-22 Richard Guenther <rguenther@suse.de>
17486 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17487 For PHI nodes verify the address is invariant.
17488 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17489 (get_symbol_constant_value): Use is_gimple_min_invariant.
17490 (maybe_fold_stmt_indirect): Likewise.
17492 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17494 PR rtl-optimization/33927
17495 * Makefile.in (dse.o): Depend on $(TM_P_H).
17496 * expr.h (extract_low_bits): Declare.
17497 * expmed.c (extract_low_bits): New function.
17498 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17499 * dse.c: Include tm_p.h.
17500 (find_shift_sequence): Remove the read_reg argument and return the
17501 read value. Emit the instructions instead of returning them.
17502 Iterate on new_mode rather than calculating it each time.
17503 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17504 source to NEW_MODE and extract_low_bits to convert the shifted
17505 value to READ_MODE.
17506 (replace_read): Allow the load and store to have different mode
17507 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17508 or extraction instructions before trying the replacement. Update
17509 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17511 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17513 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17514 to their natural alignment to avoid store forwarding stalls.
17516 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17519 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17520 encouraging but not allowing gprs for input;
17521 change the input constraint to !f#r.
17522 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17524 change the output constraint to !f#r.
17526 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17529 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17530 corresponding post-reload splitters.
17531 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17532 when x87 FP math is selected.
17533 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17534 New function prototype.
17535 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17536 unreachable function to ease macroization of insn patterns.
17538 2008-03-21 Martin Jambor <mjambor@suse.cz>
17540 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17541 reference dumps if ddr is NULL or dependence is unknown.
17543 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17545 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17546 unsigned extension into account.
17547 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17548 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17549 Do computations on a scratch register.
17551 2008-03-21 Richard Guenther <rguenther@suse.de>
17553 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17554 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17555 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17556 * tree-ssa-dom.c (record_equality): Likewise.
17557 * tree-inline.c (copy_body_r): Likewise.
17558 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17561 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17563 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17564 as 'delete_unused' argument.
17566 2008-03-20 Richard Guenther <rguenther@suse.de>
17568 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17569 special casing of constant qualifiers.
17570 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17571 care about them in general.
17572 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17573 regardless of their type.
17574 (fold_stmt_r): Forcefully fold *& if we end up with that.
17576 2008-03-20 Paul Brook <paul@codesourcery.com>
17578 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17579 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17581 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17583 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17584 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17586 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17588 * common.opt (Wmudflap): New option.
17589 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17590 (mx_register_decls): Likewise.
17591 (mudflap_finish_file): Likewise.
17592 * doc/invoke.texi: Document -Wno-mudflap.
17594 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17596 * c-format.c (replace_format_name_to_system_name): New.
17597 (cmp_attribs): New.
17598 (convert_format_name_to_system_name): New.
17599 (decode_format_attr): Add use of convert_format_name_to_system_name.
17600 (format_types_orig): Add gnu_ prefix to names.
17601 (check_format_info_main): Special treating of \0 escaped names for
17602 supporting multi-character format specifiers as I32, I64.
17603 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17604 (gnu_target_overrides_format_attributes): New.
17605 * c-format.h: Add structure target_ovr_attr to hold
17606 system specific formatter names.
17607 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17608 msformat-c.o file to c_target_objs and cxx_target_objs.
17609 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17610 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17611 (TARGET_N_FORMAT_TYPES): New.
17612 * config/i386/msformat-c.c: New.
17613 * config/i386/t-cygming: Add build rule for msformat-c.o.
17614 * doc/extend.texi: Add new format names gnu_* and ms_* and
17616 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17618 2008-03-20 Ira Rosen <irar@il.ibm.com>
17620 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17621 optimizations turned on under -O3.
17622 (ftree-vectorize): Add that the flag is turned on with -O3.
17624 2008-03-20 Ben Elliston <bje@au.ibm.com>
17626 * regmove.c (try_auto_increment): Fix spelling error in comment.
17627 * final.c (final_scan_insn): Likewise.
17629 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17632 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17633 allocator preferences for "y" and "r" class registers.
17634 ("*mov<mode>_internal"): Ditto.
17635 ("*movv2sf_internal_rex64"): Ditto.
17636 ("*movv2sf_internal"): Ditto.
17638 2008-03-19 Michael Matz <matz@suse.de>
17640 PR middle-end/35616
17641 * calls.c (expand_call): Check overlap of arguments with call
17642 address for sibcalls.
17644 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17647 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17648 of the underlying type of a MS bitfield layout to the natural
17649 alignment of the type.
17651 2008-03-19 Jan Hubicka <jh@suse.cz>
17654 * toplev.c (decode_d_option): Handle all CPP flags.
17655 * tree-vrp.c: Update tree_pass descriptors.
17656 * regrename.c: Update tree_pass descriptors.
17657 * fwprop.c: Update tree_pass descriptors.
17658 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17659 * tree-into-ssa.c: Update tree_pass descriptors.
17660 * tree-dump.c: Update tree_pass descriptors.
17661 * tree-complex.c: Update tree_pass descriptors.
17662 * tree-dump.h: Update tree_pass descriptors.
17663 * see.c: Update tree_pass descriptors.
17664 * cgraphbuild.c: Update tree_pass descriptors.
17665 * tracer.c: Update tree_pass descriptors.
17666 * tree-loop-distribution.c: Update tree_pass descriptors.
17667 * cgraph.c: Update tree_pass descriptors.
17668 * postreload-gcse.c: Update tree_pass descriptors.
17669 * postreload.c: Update tree_pass descriptors.
17670 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17671 * tree-tailcall.c: Update tree_pass descriptors.
17672 * tree-pass.h (tree_opt_pass): Rename to ...
17673 (opt_pass) ... this one; add "type" field and remove letter field.
17674 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17675 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17676 all_lowering_passes): Update declaration.
17677 * ipa-cp.c: Update tree_pass descriptors.
17678 * final.c: Update tree_pass descriptors.
17679 * omp-low.c: Update tree_pass descriptors.
17680 * tree-ssa-dse.c: Update tree_pass descriptors.
17681 * ipa-reference.c: Update tree_pass descriptors.
17682 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17683 * auto-inc-dec.c: Update tree_pass descriptors.
17684 * reorg.c: Update tree_pass descriptors.
17685 * cgraphunit.c: Update tree_pass descriptors.
17686 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17687 * tree-ssa-ccp.c: Update tree_pass descriptors.
17688 * df-core.c: Update tree_pass descriptors.
17689 * mode-switching.c: Update tree_pass descriptors.
17690 * tree-nomudflap.c: Update tree_pass descriptors.
17691 * modulo-sched.c: Update tree_pass descriptors.
17692 * ipa-pure-const.c: Update tree_pass descriptors.
17693 * cse.c: Update tree_pass descriptors.
17694 * web.c: Update tree_pass descriptors.
17695 * tree-stdarg.c: Update tree_pass descriptors.
17696 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17697 * tree-ssa-dom.c: Update tree_pass descriptors.
17698 * tree-nrv.c: Update tree_pass descriptors.
17699 * tree-ssa-alias.c: Update tree_pass descriptors.
17700 * loop-init.c: Update tree_pass descriptors.
17701 * gimple-low.c: Update tree_pass descriptors.
17702 * ipa-inline.c: Update tree_pass descriptors.
17703 * tree-ssa-sink.c: Update tree_pass descriptors.
17704 * global.c: Update tree_pass descriptors.
17705 * ifcvt.c: Update tree_pass descriptors.
17706 * jump.c: Update tree_pass descriptors.
17707 * predict.c: Update tree_pass descriptors.
17708 * tree-ssa-loop.c: Update tree_pass descriptors.
17709 * recog.c: Update tree_pass descriptors.
17710 * dse.c: Update tree_pass descriptors.
17711 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17712 * tree-eh.c: Update tree_pass descriptors.
17713 * regmove.c: Update tree_pass descriptors.
17715 * function.c: Update tree_pass descriptors.
17716 * tree-vectorizer.c: Update tree_pass descriptors.
17717 * gcse.c: Update tree_pass descriptors.
17718 * ipa-type-escape.c: Update tree_pass descriptors.
17719 * tree-if-conv.c: Update tree_pass descriptors.
17720 * init-regs.c: Update tree_pass descriptors.
17721 * ipa.c: Update tree_pass descriptors.
17722 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17723 * rtl-factoring.c: Update tree_pass descriptors.
17724 * lower-subreg.c: Update tree_pass descriptors.
17725 * bt-load.c: Update tree_pass descriptors.
17726 * tree-dfa.c: Update tree_pass descriptors.
17727 * except.c: Update tree_pass descriptors.
17728 * emit-rtl.c: Update tree_pass descriptors.
17729 * cfgexpand.c: Update tree_pass descriptors.
17730 * tree-cfgcleanup.c: Update tree_pass descriptors.
17731 * cfgcleanup.c: Update tree_pass descriptors.
17732 * tree-ssa-pre.c: Update tree_pass descriptors.
17733 * tree-sra.c: Update tree_pass descriptors.
17734 * tree-mudflap.c: Update tree_pass descriptors.
17735 * tree-ssa-copy.c: Update tree_pass descriptors.
17736 * cfglayout.c: Update tree_pass descriptors.
17737 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17738 * tree-ssa-dce.c: Update tree_pass descriptors.
17739 * tree-ssa.c: Update tree_pass descriptors.
17740 * regclass.c: Update tree_pass descriptors.
17741 * integrate.c: Update tree_pass descriptors.
17742 * tree-optimize.c: Update tree_pass descriptors.
17743 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17744 * tree-object-size.c: Update tree_pass descriptors.
17745 * combine.c: Update tree_pass descriptors.
17746 * tree-outof-ssa.c: Update tree_pass descriptors.
17747 * bb-reorder.c: Update tree_pass descriptors.
17748 * stack-ptr-mod.c: Update tree_pass descriptors.
17749 * var-tracking.c: Update tree_pass descriptors.
17750 * tree-profile.c: Update tree_pass descriptors.
17751 * tree-vect-generic.c: Update tree_pass descriptors.
17752 * reg-stack.c: Update tree_pass descriptors.
17753 * sched-rgn.c: Update tree_pass descriptors.
17754 * tree-ssa-structalias.c: Update tree_pass descriptors.
17755 * tree-cfg.c: Update tree_pass descriptors.
17756 * passes.c (current_pass): Update declaration.
17757 (finish_optimization_passes): Update.
17758 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17759 (register_one_dump_file, register_dump_files_1, next_pass_1):
17761 (init_optimization_passes): Update handling of new types.
17762 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17763 * ipa-struct-reorg.c: Update tree_pass descriptors.
17764 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17765 * combine-stack-adj.c: Update tree_pass descriptors.
17766 * cfgrtl.c: Update tree_pass descriptors.
17767 * dce.c: Update tree_pass descriptors.
17768 * tree-ssanames.c: Update tree_pass descriptors.
17770 2008-03-19 Richard Guenther <rguenther@suse.de>
17772 PR middle-end/35609
17773 * tree-ssa.c (walk_data): New structure.
17774 (warn_uninitialized_var): If not always_executed warn with "maybe"
17776 (execute_early_warn_uninitialized): Compute post-dominators.
17777 Initialize always_executed before processing each basic block.
17779 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17782 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17783 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17785 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17787 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17789 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17791 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17793 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17794 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17795 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17796 target after ignore has been set, and move there also the commputation
17797 of subtarget and original_target.
17798 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17799 (LANG_HOOKS_INITIALIZER): Remove it.
17800 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17802 2008-03-18 Richard Guenther <rguenther@suse.de>
17804 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17805 found an expression with constants, note that in the VN for the lhs.
17806 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17807 fold them to constants if possible. Run cleanup_cfg if done so.
17808 (execute_pre): Return todo.
17809 (do_pre): Likewise.
17810 (execute_fre): Likewise.
17811 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
17813 (get_prop_source_stmt): Look through pointer conversions.
17815 2008-03-18 Jan Hubicka <jh@suse.cz>
17817 * tree-pretty-print.c: Include predict.h.
17818 (dump_generic_node): Dump predictor.
17819 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
17820 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
17821 * gimple-low.c (lower_stmt): Likewise.
17822 * expr.c (expand_expr_real): Likewise.
17823 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
17825 (build_predict_expr, build_predict_expr): New.
17826 * predict.h (predictor_name, build_predict_expr): Update.
17827 * c-typeck.c (c_finish_bc_stmt): Add prediction.
17828 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
17829 * predict.def (PRED_CONTINUE): Update hitrate.
17830 * tree.def (PREDICT_EXPR): Define.
17831 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
17832 do not handle BIND_EXPR.
17833 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
17834 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
17835 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
17838 2008-03-18 Michael Matz <matz@suse.de>
17840 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
17842 2008-03-18 Richard Guenther <rguenther@suse.de>
17844 * tree-gimple.h (is_gimple_invariant_address): Declare.
17845 (is_gimple_constant): Likewise.
17846 * tree-gimple.c (is_gimple_constant): New function.
17847 (is_gimple_invariant_address): Likewise.
17848 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
17849 and is_gimple_invariant_address.
17850 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
17852 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
17853 an addressable base.
17855 2008-03-18 Jakub Jelinek <jakub@redhat.com>
17857 PR middle-end/35611
17858 * gimplify.c (gimplify_expr): Gimplify second operand of
17861 2008-03-17 Richard Guenther <rguenther@suse.de>
17863 PR tree-optimization/19637
17864 * fold-const.c (fold_unary): Remove restrictions of removing
17865 intermediate pointer-conversions (P2)(P1)P0.
17866 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
17867 conversion to void pointer.
17868 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
17870 2008-03-16 James E. Wilson <wilson@tuliptree.org>
17873 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
17874 emulated thread local variables.
17876 2008-03-16 Richard Guenther <rguenther@suse.de>
17878 PR middle-end/35607
17879 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
17880 expand TREE_INVARIANT operations that are not gimple invariant.
17882 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
17884 * doc/extend.texi (Alignment): Say that the ABI controls
17885 the __alignof__ for non-strict-alignment targets rather
17886 than being a recommendation.
17888 2008-03-15 Paul Brook <paul@codesourcery.com>
17890 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
17892 (arm_output_fn_unwind): Mark functions that can not be unwound.
17894 2008-03-15 Paul Brook <paul@codesourcery.com>
17896 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
17897 extension instructions.
17899 2008-03-15 Richard Guenther <rguenther@suse.de>
17901 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
17902 and fold constant aggregate refs.
17903 (fold_const_aggregate_ref): Handle string constants
17904 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
17905 (evaluate_stmt): Simplify now that ccp_fold folds constant
17908 2008-03-15 Paul Brook <paul@codesourcery.com>
17910 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
17911 (extzv): Use gen_extzv_t2.
17912 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
17914 2008-03-15 Richard Guenther <rguenther@suse.de>
17916 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
17917 (fold_const_aggregate_ref): Likewise.
17918 (get_value): Return NULL if we don't have any values.
17919 (ccp_finalize): Set const_val to NULL after freeing it.
17920 * tree-flow.h (get_symbol_constant_value): Declare.
17921 (fold_const_aggregate_ref): Likewise.
17922 * tree-ssa-sccvn.c (try_to_simplify): Use them.
17924 2008-03-15 Richard Guenther <rguenther@suse.de>
17926 PR middle-end/35593
17927 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
17928 to not produce negative array indices if not allowed. Add
17929 parameter to indicate that.
17930 (maybe_fold_offset_to_component_ref): Allow negative array
17931 indices only for the first member of a structure.
17932 (maybe_fold_offset_to_reference): Allow negative array indices.
17933 (maybe_fold_stmt_addition): Likewise.
17935 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
17936 Anatoly Sokolov <aesok@post.ru>
17938 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
17939 (avr_arch): Add ARCH_AVR6.
17940 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
17941 (initial_elimination_offset): Initialize and use 'avr_pc_size'
17942 instead of fixed value 2.
17943 (print_operand_address): Use gs() asm specifier instead of pm().
17944 (avr_assemble_integer): (Ditto.).
17945 (avr_output_addr_vec_elt): (Ditto.).
17946 (print_operand): Handle "!" code.
17947 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
17948 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
17949 (AVR_HAVE_EIJMP_EICALL): Define.
17950 (AVR_3_BYTE_PC): Redefine.
17951 (AVR_2_BYTE_PC): (Ditto.).
17952 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
17953 (LINK_SPEC): Add atmega2560 and atmega2561.
17954 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
17956 * config/avr/avr.md (call_insn): Use eicall instead of icall
17957 for 3 byte PC devices.
17958 (call_value_insn): (Ditto.).
17959 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
17960 (indirect_jump): Use only for for 2 byte PC devices.
17961 (*tablejump): (Ditto.).
17962 (*indirect_jump_avr6): Add insn.
17963 (*tablejump_rjmp): Don't use for 3 byte PC devices.
17964 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
17965 instead of ijmp for 3 byte PC devices.
17966 (__tablejump2__): (Ditto.).
17967 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
17968 (MULITLIB_DIRNAMES): (Ditto.).
17969 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
17971 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
17973 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
17974 "sse2_umulsidi3". Use V1DI mode for operand 0.
17975 ("mmx_psadbw"): Use V1DI mode for operand 0.
17976 * config/i386/i386-modes.def (V1SI): New vector mode.
17977 * config/i386/i386.c (struct builtin_description)
17978 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
17979 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
17980 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
17981 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
17982 v1di_ftype_v8qi_v8qi type.
17983 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17985 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17986 __builtin_ia32_pmuludq]: Fix the mode of return value.
17988 2008-03-15 Richard Guenther <rguenther@suse.de>
17990 PR middle-end/35595
17991 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17994 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17996 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17997 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17998 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17999 unless TARGET_SERIALIZE_VOLATILE is enabled.
18000 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18001 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18002 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18004 2008-03-14 Richard Guenther <rguenther@suse.de>
18006 PR tree-optimization/34172
18007 * tree-flow.h (refs_may_alias_p): Declare.
18008 (get_single_def_stmt): Likewise.
18009 (get_single_def_stmt_from_phi): Likewise.
18010 (get_single_def_stmt_with_phi): Likewise.
18011 * tree-dfa.c (refs_may_alias_p): New function.
18012 (get_single_def_stmt): Likewise.
18013 (get_single_def_stmt_from_phi): Likewise.
18014 (get_single_def_stmt_with_phi): Likewise.
18015 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18016 (vn_reference_lookup_1): New helper function.
18017 (vn_reference_lookup): Walk the virtual use-def chain to
18018 continue searching for a match if the def does not alias the
18019 reference we are looking for.
18021 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18023 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18024 archive and Perzl. Update The Written Word listing.
18026 2008-03-14 Richard Guenther <rguenther@suse.de>
18028 PR tree-optimization/34043
18029 PR tree-optimization/33989
18030 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18032 (bitmap_find_leader): Use extra argument to verify dominance
18033 relationship inside a basic-block.
18034 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18035 (find_leader_in_sets): Adjust.
18036 (create_component_ref_by_pieces): Take extra argument for
18037 dominance check, handle lookup failures.
18038 (find_or_generate_expression): Likewise.
18039 (create_expression_by_pieces): Likewise.
18040 (insert_into_preds_of_block): Adjust.
18041 (create_value_expr_from): If asked for, verify all operands
18042 are in the blocks AVAIL_OUT set.
18043 (make_values_for_stmt): Check for SSA_NAMEs that are life
18044 over an abnormal edge.
18045 (compute_avail): Remove such check.
18046 (do_SCCVN_insertion): New function.
18047 (eliminate): If we do not find a leader suitable for replacement
18048 insert a replacement expression from SCCVN if available.
18049 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18050 (struct vn_ssa_aux): Add needs_insertion flag.
18051 * tree-ssa-sccvn.c (may_insert): New global flag.
18052 (copy_reference_ops_from_ref): Value-number union member access
18053 based on its size, not type and member if insertion is allowed.
18054 (visit_reference_op_load): For a weak match from union type
18055 punning lookup a view-converted value and insert a SSA_NAME
18056 for that value if that is not found.
18057 (visit_use): Make dumps shorter. Do not disallow value numbering
18058 SSA_NAMEs that are life over an abnormal edge to constants.
18059 (free_scc_vn): Release inserted SSA_NAMEs.
18060 (run_scc_vn): New flag to specify whether insertion is allowed.
18061 Process SSA_NAMEs in forward order.
18062 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18063 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18064 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18065 pointer type to/from integral types that do not change the
18066 precision to regular conversions.
18068 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18070 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18071 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18072 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18073 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18074 input arguments and the mode of return value. Built-in functions
18075 that operate on whole 64-bit MMX register now use V1DI mode.
18077 2008-03-13 Alon Dayan <alond@il.ibm.com>
18078 Olga Golovanevsky <olga@il.ibm.com>
18080 PR tree-optimization/35041
18081 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18082 to locate the right position in a statement.
18084 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18088 * config/i386/xmmintrin.h: Change all static inline functions to
18089 extern inline and add __gnu_inline__ attribute.
18090 * config/i386/bmintrin.h: Ditto.
18091 * config/i386/smmintrin.h: Ditto.
18092 * config/i386/tmmintrin.h: Ditto.
18093 * config/i386/mmintrin-common.h: Ditto.
18094 * config/i386/ammintrin.h: Ditto.
18095 * config/i386/emmintrin.h: Ditto.
18096 * config/i386/pmmintrin.h: Ditto.
18097 * config/i386/mmintrin.h: Ditto.
18098 * config/i386/mm3dnow.h: Ditto.
18100 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18102 PR middle-end/35185
18103 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18104 (lower_omp_2): New function.
18105 (lower_omp_1, lower_omp): Rewritten.
18107 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18110 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18111 with the phrase "Microsoft Windows compilers".
18112 (Push/Pop Macro Pragmas): New subsection. Document
18113 #pragma push_macro and pragma pop_macro.
18115 2008-03-12 Paul Brook <paul@codesourcery.com>
18117 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18119 2008-03-12 Paul Brook <paul@codesourcery.com>
18121 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18122 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18123 (thumb2_addsi_shortim): Rename ...
18124 (thumb2_addsi_short): ... to this. Allow register operands.
18125 (thumb2_subsi_short): New pattern.
18126 (thumb2_one_cmplsi2_short,
18127 thumb2_negsi2_short): New patterns and peepholes.
18129 2008-03-12 Paul Brook <paul@codesourcery.com>
18131 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18133 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18135 * config/i386/i386.md (int_cond): New code iterator.
18137 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18138 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18139 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18140 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18141 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18142 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18143 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18144 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18146 2008-03-12 Paul Brook <paul@codesourcery.com>
18148 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18149 instead of {arm,thumb}_compute_save_reg_mask.
18150 (output_return_instruction): Ditto.
18151 (thumb_unexpanded_epilogue): Ditto.
18152 (thumb1_expand_prologue): Ditto.
18153 (thumb1_output_function_prologue): Ditto.
18154 (arm_set_return_address): Ditto.
18155 (thumb_set_return_address): Ditto.
18156 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18157 regs to achieve stack alignment.
18158 (thumb1_compute_save_reg_mask): Fix compiler warning.
18159 (arm_output_epilogue): Use offsets->saved_regs_mask.
18160 Adjust stack pointer by poping call clobered registers.
18161 (arm_expand_prologue): Use offsets->saved_regs_mask.
18162 Adjust stack pointer by pushing extra registers.
18163 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18165 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18168 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18169 conversion to the operands of a multiplication.
18171 2008-03-12 Richard Guenther <rguenther@suse.de>
18173 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18174 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18175 * timevar.def (TV_TREE_PHIPROP): Add.
18176 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18177 pass description. Use TV_TREE_PHIPROP.
18178 * tree-ssa-forwprop.c: Remove phiprop code.
18180 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18182 PR middle-end/35549
18183 * omp-low.c (maybe_lookup_decl): Constify first argument.
18184 (use_pointer_for_field): Change last argument from bool to
18185 omp_context *. Disallow shared copy-in/out in nested
18186 parallel if decl is shared in outer parallel too.
18187 (build_outer_var_ref, scan_sharing_clauses,
18188 lower_rec_input_clauses, lower_copyprivate_clauses,
18189 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18191 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18192 Ira Rosen <irar@il.ibm.com>
18194 * tree-vectorizer.c (free_stmt_vec_info): New function.
18195 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18196 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18197 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18198 * tree-vect-transform.c (vectorizable_conversion): Free
18199 vec_oprnds0 if it was allocated.
18200 (vect_permute_store_chain): Remove unused VECs.
18201 (vectorizable_store): Free VECs that are allocated in the..
18203 (vect_transform_strided_load, vectorizable_load): Likewise.
18204 (vect_remove_stores): Simplify the code.
18205 (vect_transform_loop): Move code to vect_remove_stores().
18206 Call vect_remove_stores() and free_stmt_vec_info().
18208 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18210 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18211 TARGET_HPUX. Revise comment.
18212 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18213 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18214 Use sr4 variant of `be' instruction when not generating PIC code.
18215 (attr_length_call): Adjust for above change.
18217 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18219 * ipa-reference.c (static_execute): Remove module_statics_const and
18220 associated setting code.
18222 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18225 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18226 predicate for operand 1.
18227 (paritysi2_cmp): Use register_operand predicate for operand 2.
18228 Use earlyclobber modifier for operand 1. Remove support for
18230 (paritydi2_cmp): Use register_operand predicate for operand 3.
18231 Use earlyclobber modifier for operand 1. Remove support for
18234 2008-03-11 Paul Brook <paul@codesourcery.com>
18235 Vladimir Prus <vladimir@codesourcery.com>
18237 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18238 (arm_compute_save_reg0_reg12_mask): Always
18239 check if register 11 must be saved. Always safe hard frame pointer
18240 when frame_pointer_needeed.
18241 (arm_compute_save_reg_mask): Save IP and PC
18242 only with apcs frames.
18243 (arm_output_epilogue): Adjust Thumb2 codepath to
18244 be also invoked and work for ARM non-apcs frames.
18245 (arm_expand_prologue): Don't bother saving IP
18246 for non-apcs frame, since it's not clobbered by
18247 prologue code. Implement non-apcs frame
18250 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18252 PR rtl-optimization/35281
18253 * expr.c (convert_move): Use a new pseudo for the intermediate
18254 from_mode->word_mode result.
18256 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18258 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18259 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18260 * toplev.c (compile_file): Don't call it.
18262 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18264 PR middle-end/35526
18265 * expr.c (store_expr): Call emit_block_move if the mode
18266 of "temp" RTX is BLKmode.
18268 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18269 Richard Guenther <rguenther@suse.de>
18271 PR tree-optimization/31358
18272 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18273 the step with a NULL_TREE.
18274 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18275 to sizetype if type is a pointer type.
18276 (add_candidate_1): Don't convert the base and step to
18277 the generic type if the orginal type is a pointer type.
18278 (add_iv_value_candidates): Use sizetype for the step
18279 if type is a pointer type.
18280 (cand_value_at): Likewise.
18281 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18283 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18284 Don't convert the tem affine to the type.
18285 (add_elt_to_tree): Use sizetype for the step if a pointer.
18286 Use POINTER_PLUS_EXPR for pointers.
18287 (aff_combination_to_tree): Use sizetype for the step if a
18290 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18292 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18293 Remove commutativity hint.
18295 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18299 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18300 errorneous type. Check that v is a VAR_DECL.
18302 PR middle-end/35099
18303 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18305 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18307 PR tree-optimization/35494
18308 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18309 may be overriden at link and run time.
18311 2008-03-10 Richard Guenther <rguenther@suse.de>
18313 PR tree-optimization/34677
18314 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18315 (poolify_tree): Likewise.
18316 (modify_expr_template): Likewise.
18317 (poolify_modify_stmt): Likewise.
18318 (insert_fake_stores): Handle all component-ref style stores
18319 in addition to INDIRECT_REF. Also handle complex types.
18320 Do not poolify the inserted load.
18321 (realify_fake_stores): Do not rebuild the tree but only
18322 make it a SSA_NAME copy.
18323 (init_pre): Remove initialzation of modify_expr_template.
18324 Do not allocate modify_expr_node_pool.
18325 (fini_pre): Do not free modify_expr_node_pool.
18327 2008-03-10 Paul Brook <paul@codesourcery.com>
18329 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18330 to avoid conflicts.
18332 2008-03-10 Paul Brook <paul@codesourcery.com>
18333 Mark Shinwell <shinwell@codesourcery.com>
18335 * config/arm/cortex-r4.md: New.
18336 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18338 * config/arm/arm.md: Include cortex-r4.md.
18339 (insn): Add smmls, sdiv and udiv values.
18340 (generic_sched): Don't use generic scheduling for Cortex-R4.
18341 (arm_issue_rate): New function.
18342 (TARGET_SCHED_ISSUE_RATE): Define.
18344 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18346 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18348 2008-03-10 Richard Guenther <rguenther@suse.de>
18350 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18351 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18353 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18355 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18356 Set default to true.
18358 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18360 * c.opt (Wsynth): Deprecate.
18361 * doc/invoke.texi (Option Summary, Warning Options): Document
18362 -Wno-format-contains-nul.
18364 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18367 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18368 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18370 2008-03-09 Ira Rosen <irar@il.ibm.com>
18372 * config/rs6000/rs6000.c (builtin_description): Rename vector
18373 left shift operations.
18374 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18375 (altivec_vsl<VI_char>): Rename to ...
18376 (ashl<mode>3): ... new name.
18377 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18379 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18381 2008-03-08 Richard Guenther <rguenther@suse.de>
18383 * coverage.h (tree_coverage_counter_addr): Declare.
18384 * coverage.c (tree_coverage_counter_addr): New function.
18385 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18386 before using again.
18387 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18388 (tree_gen_one_value_profiler): Likewise.
18389 (tree_gen_ic_profiler): Likewise.
18390 (tree_gen_average_profiler): Likewise.
18391 (tree_gen_ior_profiler): Likewise.
18393 2008-03-08 Richard Guenther <rguenther@suse.de>
18395 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18396 (vn_binary_op_insert): Likewise.
18397 (vn_unary_op_lookup): Likewise.
18398 (vn_unary_op_insert): Likewise.
18399 (vn_nary_op_lookup): Declare.
18400 (vn_nary_op_insert): Likewise.
18401 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18402 and binary hashes, use a single obstack for unary_op_pool
18403 and binary_op_pool.
18404 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18405 a single struct vn_nary_op_s. Store tree code length and
18406 a variable number of operands.
18407 (struct vn_reference_op_struct): Remove unused op2.
18408 (vn_reference_op_eq): Do not compare op2.
18409 (vn_reference_op_compute_hash): Do not compute hash of op2.
18410 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18411 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18412 with vn_nary_op_compute_hash.
18413 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18414 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18416 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18418 (visit_unary_op): Call nary functions.
18419 (visit_binary_op): Likewise.
18420 (process_scc): Adjust for struct vn_tables_s changes.
18421 (allocate_vn_table): Likewise.
18422 (free_vn_table): Likewise.
18423 * tree-vn.c (vn_add): Call nary functions.
18424 (vn_lookup): Likewise.
18426 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18429 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18430 wdst back after sync_compare_and_swapqhi_internal.
18432 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18435 * config/i386/i386-modes.def (V1DI): New vector mode.
18436 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18437 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18438 (MMXMODE248): Ditto.
18439 (MMXMODE): Add V1DI mode.
18440 (mmxvecsize): Change DI mode to V1DI mode.
18441 ("mov<mode>): Use MMXMODEI8 mode iterator.
18442 ("*mov<mode>_internal_rex64"): Ditto.
18443 ("*mov<mode>_internal"): Ditto.
18444 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18445 ("mmx_sub<mode>3"): Ditto.
18446 ("mmx_adddi3"): Remove insn pattern.
18447 ("mmx_subdi3"): Ditto.
18448 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18449 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18450 ("mmx_ashl<mode>3"): Ditto.
18451 ("mmx_lshrdi3"): Remove insn pattern.
18452 ("mmx_ashldi3"): Ditto.
18453 * config/i386/i386.c (classify_argument): Handle V1DImode.
18454 (function_arg_advance_32): Ditto.
18455 (function_arg_32): Ditto.
18456 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18457 mmx_addv1di3 insn pattern.
18458 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18459 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18460 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18461 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18462 Remove definitions of built-in functions.
18463 (V1DI_type_node): New node.
18464 (v1di_ftype_v1di_int): Ditto.
18465 (v1di_ftype_v1di_v1di): Ditto.
18466 (v2si_ftype_v2si_si): Ditto.
18467 (v4hi_ftype_v4hi_di): Remove node.
18468 (v2si_ftype_v2si_di): Ditto.
18469 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18470 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18471 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18472 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18473 Add new builtins using def_builtin_const.
18474 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18475 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18476 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18477 * config/i386/mmintrin.h (__v1di): New typedef.
18478 (_mm_add_si64): Cast arguments to __v1di type.
18479 (_mm_sub_si64): Ditto.
18480 (_mm_sll_pi16): Cast __count to __v4hi type.
18481 (_mm_sll_pi32): Cast __count to __v2si type.
18482 (_mm_sll_si64): Cast arguments to __v1di type.
18483 (_mm_srl_pi16): Cast __count to __v4hi type.
18484 (_mm_srl_pi32): Cast __count to __v2si type.
18485 (_mm_srl_si64): Cast arguments to __v1di type.
18486 (_mm_sra_pi16): Cast __count to __v4hi type.
18487 (_mm_sra_pi32): Cast __count to __v2si type.
18488 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18489 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18490 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18491 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18492 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18493 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18494 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18495 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18496 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18497 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18498 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18499 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18501 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18503 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18505 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18508 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18509 reg+const addressing for Altivec modes. Don't generate reg+reg
18510 addressing for TFmode or TDmode quantities.
18512 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18514 * c-common.c (vector_types_convertible_p): Call langhook
18515 instead of comptypes.
18517 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18520 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18521 integral and scalar float variables which have a
18524 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18526 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18527 dwarf_register_span hook when emitting unwind information for
18528 register-to-memory saves.
18529 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18530 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18532 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18534 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18535 for the same VAR_DECL.
18537 2008-03-06 Tom Tromey <tromey@redhat.com>
18539 * treelang: Delete.
18540 * doc/standards.texi (Standards): Don't mention treelang.
18541 * doc/invoke.texi (Overall Options): Don't mention treelang.
18542 * doc/install.texi (Prerequisites): Don't mention bison or
18544 (Configuration): Don't mention treelang.
18545 (Building): Likewise.
18546 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18548 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18550 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18551 word-extractions out of a multi-word object.
18553 2008-03-06 Richard Guenther <rguenther@suse.de>
18555 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18556 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18557 result type and precision.
18558 * expr.c (get_inner_reference): Set unsignedp based on the result
18559 type of BIT_FIELD_REF.
18560 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18561 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18562 (try_instantiate_multiple_fields): Likewise. Use the correct type
18564 (sra_build_assignment): Likewise.
18565 (sra_build_elt_assignment): Likewise.
18566 (sra_explode_bitfield_assignment): Likewise.
18567 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18568 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18569 set BIT_FIELD_REF_UNSIGNED.
18570 (vectorizable_load): Likewise.
18572 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18574 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18577 2008-03-06 Richard Guenther <rguenther@suse.de>
18579 * alias.c (struct alias_set_entry): Move has_zero_child field
18580 to pack with alias_set.
18582 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18584 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18587 2008-03-05 Ian Lance Taylor <iant@google.com>
18589 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18591 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18593 * fwprop.c (update_df): Support width and offset parameters of
18595 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18596 global_conflicts): Change DF_REF_EXTRACT to either
18597 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18598 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18599 * df-scan.c (df_ref_record, df_defs_record,
18600 df_ref_create_structure, df_def_record_1, df_uses_record,
18601 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18602 df_bb_refs_collect, df_entry_block_defs_collect,
18603 df_exit_block_uses_collect): Support new width and offset fields.
18604 (ref_extract_pool): New storage pool.
18605 (df_free_ref): New function.
18606 (df_reg_chain_unlink, df_free_collection_rec,
18607 df_sort_and_compress_refs): Call df_free_ref.
18608 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18610 (df_ref_create_structure): Allocate df_ref_extract if offset and
18611 width fields are used.
18612 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18613 (df_uses_record): Get offset and width from ZERO_EXTRACT
18615 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18616 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18617 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18618 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18619 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18620 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18621 (df_ref_extract): New structure.
18622 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18623 (df_ref_create): Add width and offset parameters.
18625 2008-03-05 Richard Guenther <rguenther@suse.de>
18627 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18628 Use ranges_overlap_p.
18629 (offset_overlaps_with_access): Rename
18630 to ranges_overlap_p and move ...
18631 * tree-flow-inline.h (ranges_overlap_p): ... here.
18633 * tree.h (get_inner_reference, handled_component_p): Update
18636 * tree.h (record_component_aliases, get_alias_set,
18637 alias_sets_conflict_p, alias_sets_must_conflict_p,
18638 objects_must_conflict_p): Move declarations ...
18639 * alias.h (record_component_aliases, get_alias_set,
18640 alias_sets_conflict_p, alias_sets_must_conflict_p,
18641 objects_must_conflict_p): ... here.
18642 Include coretypes.h.
18643 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18645 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18647 * cfg.c: Include tree-flow.h.
18648 (remove_edge_raw): Call redirect_edge_var_map_clear.
18649 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18650 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18651 (redirect_edge_var_map_result): New.
18652 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18653 PENDING_STMT use with redirect_edge_var_map_*.
18654 * tree-ssa.c (edge_var_maps): New definition.
18655 (redirect_edge_var_map_add): New.
18656 (redirect_edge_var_map_clear): New.
18657 (redirect_edge_var_map_dup): New.
18658 (redirect_edge_var_map_vector): New.
18659 (redirect_edge_var_map_destroy): New.
18660 (ssa_redirect_edge): Replace PENDING_STMT use with
18661 redirect_edge_var_map_*.
18662 (flush_pending_stmts): Same.
18663 (delete_tree_ssa): Destroy edge var map.
18664 * tree-flow.h (struct _edge_var_map): New.
18665 Define edge_var_map vector type.
18666 Declare redirect_edge_var_map_* prototypes.
18667 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18668 * tree-cfg.c (reinstall_phi_args): Replace
18669 PENDING_STMT use with redirect_edge_var_map_*.
18671 2008-03-05 Richard Guenther <rguenther@suse.de>
18673 PR tree-optimization/35472
18674 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18675 whose single use_stmt has a overlapping set of loaded and
18676 stored symbols as that use_stmt might be a noop assignment then.
18678 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18680 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18682 2008-03-05 Richard Guenther <rguenther@suse.de>
18685 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18686 should be constants.
18687 * tree-cfg.c (verify_expr): Verify it.
18688 * fold-const.c (fold_truthop): Remove code generating
18689 BIT_FIELD_REFs of structure bases.
18690 (fold_binary): Likewise.
18691 (fold_ternary): Position and size of BIT_FIELD_REFs are
18692 always host integers.
18693 (make_bit_field_ref): Remove.
18694 (optimize_bit_field_compare): Remove.
18695 (all_ones_mask_p): Remove.
18697 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18700 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18701 (split_block_and_df_analyze): New. Split basic block and rebuild
18703 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18705 (split_pattern_seq): Likewise.
18706 (erase_matching_seqs): Likewise.
18707 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18709 2008-03-04 Geoff Keating <geoffk@apple.com>
18711 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18712 declaration and code.
18713 (tree_invalid_nonnegative_warnv_p): Likewise.
18715 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18717 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18718 examples. Truncate option-names then causing overfull hbox.
18720 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18723 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18725 * configure: Rebuilt.
18727 2008-03-04 Rafael Espindola <espindola@google.com>
18729 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18730 (tree_unary_nonnegative_warnv_p): New.
18731 (tree_binary_nonnegative_warnv_p): New.
18732 (tree_single_nonnegative_warnv_p): New.
18733 (tree_invalid_nonnegative_warnv_p): New.
18734 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18736 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18739 * opts.c (handle_option): Postpone 'unknown option' errors only for
18742 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18745 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18748 2008-03-04 Rafael Espindola <espindola@google.com>
18750 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18751 (tree_binary_nonzero_warnv_p): New.
18752 (tree_single_nonzero_warnv_p): New.
18753 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18755 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18757 PR middle-end/35456
18758 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18759 transformations for modes that have signed zeros.
18760 * ifcvt.c (noce_try_abs): Ditto.
18762 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18764 * config/i386/i386.c (override_options): Force
18765 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18767 2008-03-04 Jan Hubicka <jh@suse.cz>
18770 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18773 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18775 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18776 label to probe the stack.
18778 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18780 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18781 (__gthr_win32_mutex_destroy): Declare.
18782 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18783 __gthr_win32_mutex_destroy.
18784 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18786 2008-03-03 Jan Hubicka <jh@suse.cz>
18789 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18790 aggressive on inlining cold calls.
18792 2008-03-03 Richard Guenther <rguenther@suse.de>
18794 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18795 struct copies into the expression table.
18796 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18797 (try_to_simplify): Likewise.
18798 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18799 integral and pointer arguments which do not change the
18800 precision to NOP_EXPRs.
18801 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18802 VIEW_CONVERT_EXPR case.
18804 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18806 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18807 defined in a loop at depth 0 is invariant.
18808 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18809 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
18810 be called at loop depth 0.
18812 2008-03-02 Jakub Jelinek <jakub@redhat.com>
18815 * gcc.c (process_command): Update copyright notice dates.
18816 * gcov.c (print_version): Likewise.
18817 * gcov-dump.c (print_version): Likewise.
18818 * mips-tfile.c (main): Likewise.
18819 * mips-tdump.c (main): Likewise.
18821 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18824 * c-common.c (flag_permissive): Delete.
18825 (constant_expression_warnings): Check flags first.
18826 (constant_expression_error): New.
18827 * c-common.h (flag_permissive): Delete.
18828 (constant_expression_error): Declare.
18829 * flags.h (flag_permissive): Declare. Update description.
18830 * diagnostic.c (pedwarn): Update.
18832 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
18833 (permissive_error_kind): New.
18834 * toplev.c (flag_permissive): Define. Update description.
18835 * toplev.h (permissive_error_kind): Declare.
18836 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
18837 (pedwarn_c90): Use pedantic_warning_kind.
18838 * c-opts.c (c_common_post_options): flag_permissive does not affect
18839 flag_pedantic_errors.
18841 2008-03-02 Joseph Myers <joseph@codesourcery.com>
18843 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
18844 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
18845 __absvsi2, __absvDI2): Use unsigned arithmetic.
18847 2008-03-02 Andi Kleen <ak@suse.de>
18848 Richard Guenther <rguenther@suse.de>
18850 * struct-equiv.c: Remove file.
18851 * cfg_cleanup.c (condjump_equiv_p): Remove.
18852 * Makefile.in (OBJS-common): Remove struct-equiv.o.
18853 (struct-equiv.o): Remove rule.
18854 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
18855 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
18856 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
18858 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18860 * ifcvt.c (noce_process_if_block): Try to handle only the then
18861 block if the else block exists but isn't suitable.
18863 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18866 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
18867 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
18868 regression from previous patch.
18870 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
18873 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18875 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
18876 * gthr-single.h (__gthread_mutex_destroy): Likewise.
18877 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
18878 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
18879 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
18880 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
18881 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
18882 (__gthread_mutex_destroy_function): Rename to
18883 __gthread_mutex_destroy.
18884 * gthr-dce.h (__gthread_mutex_destroy): Call
18885 pthread_mutex_destroy.
18886 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
18887 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
18888 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
18890 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18892 * df-scan.c (df_ref_chain_change_bb): Simplify.
18893 (df_insn_change_bb): Add new_bb argument. Simplify. Call
18894 set_block_for_insn if there's any change.
18895 * df.h ((df_insn_change_bb): Fix prototype.
18896 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
18897 df_insn_change_bb, don't call set_block_for_insn.
18898 * emit-rtl.c (reorder_insns): Likewise.
18899 * haifa-sched.c (move_insn): Likewise.
18901 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18903 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
18905 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
18907 * tree-flow-inline.h (next_readonly_imm_use): Return
18908 NULL_USE_OPERAND_P after the end.
18910 2008-03-01 Richard Guenther <rguenther@suse.de>
18912 PR tree-optimization/35411
18913 * tree-sra.c (sra_build_assignment): Split conversion to
18914 final type to a separate statement if we are not assigning
18917 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18919 * fold-const.c (fold_convertible_p): Correct the logic to follow
18920 that in fold_convert().
18922 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
18925 * tree-inline.c (build_duplicate_type): When we make a
18926 duplicate type, make it unique in the canonical types system.
18928 2008-02-29 Tom Tromey <tromey@redhat.com>
18930 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
18931 input_file_stack_history, input_file_stack_restored): Remove.
18932 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18933 * input.h (struct file_stack): Remove.
18934 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
18935 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
18937 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18939 (diagnostic_last_module_changed): Add 'map' argument.
18940 (diagnostic_set_last_function): Likewise.
18941 * diagnostic.c (undiagnostic_report_current_module): Iterate using
18942 line map, not input_file_stack.
18943 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
18945 2008-02-29 Paul Brook <paul@codesourcery.com>
18947 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
18949 2008-02-29 Paul Brook <paul@codesourcery.com>
18951 * config/arm/ieee754-df.S (muldf3): Use RET macros.
18953 2008-02-29 Richard Guenther <rguenther@suse.de>
18955 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
18957 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
18958 value for comparing for a store match.
18959 (simplify_unary_expression): Do nothing for SSA_NAMEs.
18960 (try_to_simplify): Do not do a full-blown reference lookup.
18962 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18964 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
18965 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18967 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
18969 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
18971 * tree-loop-linear.c (try_interchange_loops): Compare memory access
18972 strides against cache sizes.
18974 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
18976 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
18979 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
18981 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
18982 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
18983 is smaller than the original promoted value.
18984 (simplify_subreg): If OP is a SUBREG, try to preserve its
18985 SUBREG_PROMOTED_VAR_P information.
18987 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18989 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18990 (VN_INFO_GET): Allocate new objects on the obstack.
18991 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18992 for rpo_numbers_temp, for consistency.
18993 (free_scc_vn): Free the obstack.
18995 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18997 * doc/invoke.texi: Document -ftree-loop-distribution.
18998 * tree-loop-distribution.c: New.
18999 * tree-pass.h (pass_loop_distribution): New.
19000 * graphds.h (struct graph): Add htab_t indices.
19001 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19002 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19003 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19004 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19005 * tree-data-ref.c (debug_data_dependence_relations): New.
19006 (dump_data_dependence_relation): Also print data references.
19007 (free_data_ref): Extern.
19008 (same_access_functions): Moved...
19009 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19010 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19011 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19012 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19013 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19014 (stmts_from_loop): Skip LABEL_EXPR.
19015 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19017 (build_rdg): Initialize rdg->indices htab.
19018 (free_rdg, stores_from_loop, ref_base_address,
19019 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19020 have_similar_memory_accesses_1, ref_base_address_1,
19021 remove_similar_memory_refs): New.
19022 * tree-data-ref.h: Depend on tree-chrec.h.
19023 (debug_data_dependence_relations, free_data_ref): Declared.
19024 (same_access_functions): ... here.
19025 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19027 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19028 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19029 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19030 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19031 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19032 rdg_vertex_for_stmt): Declared.
19033 (struct rdg_edge): Add level.
19035 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19036 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19038 (rdg_has_similar_memory_accesses): New.
19039 * tree-vect-analyze.c: Remove unused static decls.
19040 * lambda.h (dependence_level): New.
19041 * common.opt (ftree-loop-distribution): New.
19042 * tree-flow.h (mark_virtual_ops_in_bb,
19043 slpeel_tree_duplicate_loop_to_edge_cfg,
19044 rename_variables_in_loop): Declared.
19045 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19046 (OBJS-common): Add tree-loop-distribution.o.
19047 (tree-loop-distribution.o): New rule.
19048 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19049 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19050 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19052 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19055 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19056 other than structures and unions.
19058 2008-02-28 Richard Guenther <rguenther@suse.de>
19061 2008-02-26 Richard Guenther <rguenther@suse.de>
19063 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19064 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19065 (lookup_decl_from_uid): Declare.
19066 (remove_decl_from_map): Likewise.
19067 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19068 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19069 (decl_for_uid_map): New global hashtable mapping DECL_UID
19071 (init_ttree): Allocate it.
19072 (insert_decl_to_uid_decl_map): New helper function.
19073 (make_node_stat): Insert new decls into the map.
19074 (copy_node_stat): Likewise.
19075 (lookup_decl_from_uid): New function.
19076 (remove_decl_from_map): Likewise.
19077 (print_decl_for_uid_map_statistics): New helper.
19078 (dump_tree_statistics): Call it.
19080 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19081 (referenced_var_iterator): Adjust.
19082 (FOR_EACH_REFERENCED_VAR): Adjust.
19083 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19084 (num_referenced_vars): Adjust.
19085 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19086 (first_referenced_var): Remove.
19087 (end_referenced_vars_p): Likewise.
19088 (next_referenced_var): Likewise.
19089 (referenced_var_iterator_set): New helper function.
19090 * tree-dfa.c (referenced_var_lookup): Adjust.
19091 (referenced_var_check_and_insert): Likewise.
19092 (remove_referenced_var): Likewise.
19093 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19094 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19095 (verify_call_clobbering): Likewise.
19096 (verify_memory_partitions): Likewise.
19097 (init_tree_ssa): Allocate bitmap instead of hashtable for
19099 (delete_tree_ssa): Adjust.
19100 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19101 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19102 (compute_tag_properties): Likewise.
19103 (set_initial_properties): Likewise.
19104 (find_partition_for): Likewise.
19105 (update_reference_counts): Likewise.
19106 (dump_may_aliases_for): Likewise.
19107 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19108 (add_call_clobber_ops): Likewise.
19109 (add_call_read_ops): Likewise.
19110 (get_asm_expr_operands): Likewise.
19111 * tree-into-ssa.c (dump_decl_set): Likewise.
19112 (update_ssa): Likewise.
19113 * tree-sra.c (scan_function): Likewise.
19114 (decide_instantiations): Likewise.
19115 (scalarize_parms): Likewise.
19116 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19117 (dsa_named_for): Likewise.
19118 * tree-ssa-structalias.c (update_alias_info): Likewise.
19119 (merge_smts_into): Likewise.
19121 2008-02-27 David Daney <ddaney@avtrex.com>
19124 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19125 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19126 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19127 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19128 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19130 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19133 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19134 (BUILT_IN_NEXTTOWARD): Remove.
19135 (BUILT_IN_NEXTTOWARDF): Ditto.
19136 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19137 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19139 2008-02-27 Tom Tromey <tromey@redhat.com>
19141 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19142 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19144 2008-02-27 Jan Beulich <jbeulich@novell.com>
19146 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19147 update the respective field on newdecl.
19149 2008-02-27 Revital Eres <eres@il.ibm.com>
19151 PR rtl-optimization/34999
19152 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19153 crossing edges that ends with a call insn.
19154 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19155 call insn and clear the EDGE_CROSSING flag of the crossing edge
19156 when fixing fallthru edges.
19158 2008-02-27 Richard Guenther <rguenther@suse.de>
19160 PR middle-end/35390
19161 * fold-const.c (fold_unary): Return the correct argument,
19162 converted to the result type.
19164 2008-02-27 Richard Guenther <rguenther@suse.de>
19166 PR middle-end/34971
19167 * expr.c (expand_expr_real_1): Assert on rotates that operate
19169 * fold-const.c (fold_binary): Use the types precision, not the
19170 bitsize of the mode if folding rotate expressions. Build rotates
19171 only for full modes.
19173 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19175 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19176 and CPP_PRAGMA_EOL.
19177 * c-pragma.c (pragma_ns_name): New typedef.
19178 (registered_pp_pragmas): New variable.
19179 (c_pp_lookup_pragma): New function.
19180 (c_register_pragma_1): If flag_preprocess_only, do nothing
19181 for non-expanded pragmas, for expanded ones push pragma's
19182 namespace and name into registered_pp_pragmas vector.
19183 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19184 flag_preprocess_only, don't register GCC pch_preprocess
19185 pragma if flag_preprocess_only.
19186 * c-opts.c (c_common_init): Call init_pragma even if
19187 flag_preprocess_only.
19188 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19189 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19190 cpp_register_pragma if flag_preprocess_only.
19192 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19195 * c-parser.c (c_parser_translation_unit): Warn for empty
19196 translation unit, not empty source file.
19198 2008-02-26 Paul Brook <paul@codesourcery.com>
19200 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19201 operand for Thumb-2.
19202 * config/arm/arm.h (reg_class): Add CORE_REGS.
19203 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19204 (BASE_REG_CLASS): Use CORE_REGS.
19205 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19206 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19207 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19208 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19209 ARM_REGNO_OK_FOR_INDEX_P.
19210 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19211 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19212 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19213 (ldm/stm peepholes): Ditto.
19214 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19215 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19216 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19217 * config/arm/constraints.md: Enable "k" constraint on ARM.
19219 2008-02-27 Ben Elliston <bje@au.ibm.com>
19221 * config/rs6000/rs6000.c: Annotate cache line size field in all
19222 instances of struct processor_costs.
19224 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19226 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19227 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19228 jump_bypass): New counters.
19229 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19230 * dce.c (gate_ud_dce): Same.
19231 (gate_fast_dce): Same.
19232 * dse.c (gate_dse1): New function.
19233 (gate_dse2): New function.
19234 (gate_dse): Merge results of new gate functions.
19235 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19236 (gate_handle_jump_bypass): Add dbg_cnt.
19237 (gate_handle_gcse): Add dbg_cnt.
19238 * ifcvt.c (gate_handle_if_conversion): Same.
19239 (gate_handle_if_after_combine): Same.
19240 (gate_handle_if_after_reload): Same.
19241 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19243 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19245 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19247 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19249 2008-02-26 Jason Merrill <jason@redhat.com>
19252 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19253 alone if it's the naming decl for the type's main variant.
19255 2008-02-26 Tom Tromey <tromey@redhat.com>
19257 * system.h (USE_MAPPED_LOCATION): Poison.
19258 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19259 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19260 (make_goto_expr_edges): Likewise.
19261 (remove_bb): Likewise.
19262 (execute_warn_function_return): Likewise.
19263 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19265 * c-common.c (fname_decl): Remove old location code.
19266 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19268 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19270 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19271 (gen_rtx_ASM_INPUT): Likewise.
19272 (gen_rtx_ASM_INPUT_loc): Likewise.
19273 (get_rtx_asm_OPERANDS): Remove.
19274 * cfglayout.c (insn_locators_alloc): Remove old location code.
19275 (set_curr_insn_source_location): Likewise.
19276 (curr_insn_locator): Likewise.
19277 * print-tree.c (print_node): Remove old location code.
19278 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19279 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19280 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19281 location_from_locus.
19282 (construct_exit_block): Remove old location code.
19283 * emit-rtl.c (force_next_line_note): Remove old location code.
19284 * profile.c (branch_prob): Remove old location code.
19285 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19286 LOC_LINE): Remove old-location variants.
19287 * langhooks.c (lhd_print_error_function): Remove old location
19289 * configure, config.in: Rebuilt.
19290 * configure.ac (--enable-mapped-location): Remove.
19291 * c-decl.c (c_init_decl_processing): Remove old location code.
19292 (finish_function): Likewise.
19293 * recog.c (decode_asm_operands): Remove old location code.
19294 * c-pch.c (c_common_read_pch): Remove old location code.
19295 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19297 * gimple-low.c (lower_function_body): Remove old location code.
19298 * toplev.c (unknown_location): Remove.
19299 (push_srcloc): Remove old-location variant.
19300 (process_options): Remove old location code.
19301 (lang_dependent_init): Likewise.
19302 * input.h (UNKNOWN_LOCATION): Move definition.
19303 (location_t): Undeprecate.
19304 (source_locus): Remove.
19305 (location_from_locus): Remove.
19306 (struct location_s): Remove.
19307 Remove all old-location code.
19308 (input_line, input_filename): Remove.
19309 * final.c (final_scan_insn): Remove old location code.
19310 * diagnostic.c (diagnostic_build_prefix): Remove
19311 USE_MAPPED_LOCATION test.
19312 * tree.h (gimple_stmt) <locus>: Now a location_t.
19313 (tree_exp) <locus>: Likewise.
19314 (DECL_IS_BUILTIN): Remove old-location variant.
19315 (annotate_with_file_line, annotate_with_locus): Likewise.
19316 (expr_locus, set_expr_locus): Update.
19317 * tree.c (build1_stat): Remove old location code.
19318 (last_annotated_node): Remove.
19319 (annotate_with_file_line): Remove old-location variant.
19320 (annotate_with_locus): Likewise.
19321 (expr_location): Remove old location code.
19322 (set_expr_location): Likewise.
19323 (expr_has_location): Likewise.
19324 (expr_locus): Likewise.
19325 (set_expr_locus): Likewise.
19326 (expr_filename): Don't use location_from_locus.
19327 (expr_lineno): Likewise.
19328 * rtl-error.c (location_for_asm): Remove old location code.
19329 * c-lex.c (cb_line_change): Remove old location code.
19330 (fe_file_change): Likewise.
19331 (cb_def_pragma): Likewise.
19332 (c_lex_with_flags): Likewise.
19333 * gengtype.c (do_typedef): Don't special-case location types.
19334 (define_location_structures): Remove.
19335 (main): Don't call define_location_structures.
19336 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19339 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19342 * builtins.def (BUILT_IN_STDARG_START): Remove.
19343 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19344 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19345 * tree-inline.c (inline_forbidden_p_1): Likewise.
19347 2008-02-26 Richard Guenther <rguenther@suse.de>
19349 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19350 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19351 (lookup_decl_from_uid): Declare.
19352 (remove_decl_from_map): Likewise.
19353 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19354 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19355 (decl_for_uid_map): New global hashtable mapping DECL_UID
19357 (init_ttree): Allocate it.
19358 (insert_decl_to_uid_decl_map): New helper function.
19359 (make_node_stat): Insert new decls into the map.
19360 (copy_node_stat): Likewise.
19361 (lookup_decl_from_uid): New function.
19362 (remove_decl_from_map): Likewise.
19363 (print_decl_for_uid_map_statistics): New helper.
19364 (dump_tree_statistics): Call it.
19366 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19367 (referenced_var_iterator): Adjust.
19368 (FOR_EACH_REFERENCED_VAR): Adjust.
19369 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19370 (num_referenced_vars): Adjust.
19371 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19372 (first_referenced_var): Remove.
19373 (end_referenced_vars_p): Likewise.
19374 (next_referenced_var): Likewise.
19375 (referenced_var_iterator_set): New helper function.
19376 * tree-dfa.c (referenced_var_lookup): Adjust.
19377 (referenced_var_check_and_insert): Likewise.
19378 (remove_referenced_var): Likewise.
19379 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19380 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19381 (verify_call_clobbering): Likewise.
19382 (verify_memory_partitions): Likewise.
19383 (init_tree_ssa): Allocate bitmap instead of hashtable for
19385 (delete_tree_ssa): Adjust.
19386 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19387 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19388 (compute_tag_properties): Likewise.
19389 (set_initial_properties): Likewise.
19390 (find_partition_for): Likewise.
19391 (update_reference_counts): Likewise.
19392 (dump_may_aliases_for): Likewise.
19393 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19394 (add_call_clobber_ops): Likewise.
19395 (add_call_read_ops): Likewise.
19396 (get_asm_expr_operands): Likewise.
19397 * tree-into-ssa.c (dump_decl_set): Likewise.
19398 (update_ssa): Likewise.
19399 * tree-sra.c (scan_function): Likewise.
19400 (decide_instantiations): Likewise.
19401 (scalarize_parms): Likewise.
19402 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19403 (dsa_named_for): Likewise.
19404 * tree-ssa-structalias.c (update_alias_info): Likewise.
19405 (merge_smts_into): Likewise.
19407 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19410 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19411 * c-opts.c (c_common_handle_option): Wall enables
19412 Wvolatile-register-var.
19413 * common.opt: Move Wvolatile-register-var to...
19416 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19418 * common.opt (Wlarger-than=): New.
19419 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19421 * opts.c (common_handle_option): Handle -Wlarger-than=.
19422 * optc-gen.awk: Likewise.
19423 * opth-gen.awk: Likewise.
19424 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19425 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19427 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19429 * c-common.c (match_case_to_enum_1): Add appropriate
19430 OPT_W* parameter to warning.
19431 (c_do_switch_warnings): Likewise.
19432 * c-typeck.c (warning_init): Add one more parameter following
19433 'warning' function.
19434 (push_init_level): Update call to warning_init.
19435 (pop_init_level): Likewise.
19436 (add_pending_init): Likewise.
19437 (output_init_element: Likewise.
19439 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19442 * toplev.c (toplev_main): If there are warnings or error, print
19443 errors for ignored options.
19444 * opts.c (ignored_options): New static variable.
19445 (postpone_unknown_option_error): New.
19446 (print_ignored_options): New.
19447 (handle_option): Postpone errors for unknown -Wno-* options.
19448 * opts.h (print_ignored_options): Declare.
19450 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19452 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19455 2008-02-25 Richard Guenther <rguenther@suse.de>
19458 2008-02-25 Richard Guenther <rguenther@suse.de>
19460 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19461 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19462 (lookup_decl_from_uid): Declare.
19463 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19464 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19465 (decl_for_uid_map): New global hashtable mapping DECL_UID
19467 (init_ttree): Allocate it.
19468 (insert_decl_to_uid_decl_map): New helper function.
19469 (make_node_stat): Insert new decls into the map.
19470 (copy_node_stat): Likewise.
19471 (lookup_decl_from_uid): New function.
19472 (print_decl_for_uid_map_statistics): New helper.
19473 (dump_tree_statistics): Call it.
19475 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19476 (referenced_var_iterator): Adjust.
19477 (FOR_EACH_REFERENCED_VAR): Adjust.
19478 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19479 (num_referenced_vars): Adjust.
19480 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19481 (first_referenced_var): Remove.
19482 (end_referenced_vars_p): Likewise.
19483 (next_referenced_var): Likewise.
19484 (referenced_var_iterator_set): New helper function.
19485 * tree-dfa.c (referenced_var_lookup): Adjust.
19486 (referenced_var_check_and_insert): Likewise.
19487 (remove_referenced_var): Likewise.
19488 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19489 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19490 (verify_call_clobbering): Likewise.
19491 (verify_memory_partitions): Likewise.
19492 (init_tree_ssa): Allocate bitmap instead of hashtable for
19494 (delete_tree_ssa): Adjust.
19495 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19496 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19497 (compute_tag_properties): Likewise.
19498 (set_initial_properties): Likewise.
19499 (find_partition_for): Likewise.
19500 (update_reference_counts): Likewise.
19501 (dump_may_aliases_for): Likewise.
19502 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19503 (add_call_clobber_ops): Likewise.
19504 (add_call_read_ops): Likewise.
19505 (get_asm_expr_operands): Likewise.
19506 * tree-into-ssa.c (dump_decl_set): Likewise.
19507 (update_ssa): Likewise.
19508 * tree-sra.c (scan_function): Likewise.
19509 (decide_instantiations): Likewise.
19510 (scalarize_parms): Likewise.
19511 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19512 (dsa_named_for): Likewise.
19513 * tree-ssa-structalias.c (update_alias_info): Likewise.
19514 (merge_smts_into): Likewise.
19516 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19519 * doc/invoke.texi (-fcx-limited-range): Document new option.
19520 * toplev.c (process_options): Handle -fcx-fortran-rules.
19521 * common.opt: Add documentation for -fcx-fortran-rules.
19523 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19526 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19527 actual behaviour and C99.
19529 2008-02-26 Ben Elliston <bje@au.ibm.com>
19531 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19532 (ASM_CPU_POWER6_SPEC): Likewise.
19533 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19534 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19535 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19537 2008-02-25 Richard Guenther <rguenther@suse.de>
19539 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19540 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19541 (lookup_decl_from_uid): Declare.
19542 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19543 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19544 (decl_for_uid_map): New global hashtable mapping DECL_UID
19546 (init_ttree): Allocate it.
19547 (insert_decl_to_uid_decl_map): New helper function.
19548 (make_node_stat): Insert new decls into the map.
19549 (copy_node_stat): Likewise.
19550 (lookup_decl_from_uid): New function.
19551 (print_decl_for_uid_map_statistics): New helper.
19552 (dump_tree_statistics): Call it.
19554 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19555 (referenced_var_iterator): Adjust.
19556 (FOR_EACH_REFERENCED_VAR): Adjust.
19557 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19558 (num_referenced_vars): Adjust.
19559 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19560 (first_referenced_var): Remove.
19561 (end_referenced_vars_p): Likewise.
19562 (next_referenced_var): Likewise.
19563 (referenced_var_iterator_set): New helper function.
19564 * tree-dfa.c (referenced_var_lookup): Adjust.
19565 (referenced_var_check_and_insert): Likewise.
19566 (remove_referenced_var): Likewise.
19567 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19568 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19569 (verify_call_clobbering): Likewise.
19570 (verify_memory_partitions): Likewise.
19571 (init_tree_ssa): Allocate bitmap instead of hashtable for
19573 (delete_tree_ssa): Adjust.
19574 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19575 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19576 (compute_tag_properties): Likewise.
19577 (set_initial_properties): Likewise.
19578 (find_partition_for): Likewise.
19579 (update_reference_counts): Likewise.
19580 (dump_may_aliases_for): Likewise.
19581 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19582 (add_call_clobber_ops): Likewise.
19583 (add_call_read_ops): Likewise.
19584 (get_asm_expr_operands): Likewise.
19585 * tree-into-ssa.c (dump_decl_set): Likewise.
19586 (update_ssa): Likewise.
19587 * tree-sra.c (scan_function): Likewise.
19588 (decide_instantiations): Likewise.
19589 (scalarize_parms): Likewise.
19590 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19591 (dsa_named_for): Likewise.
19592 * tree-ssa-structalias.c (update_alias_info): Likewise.
19593 (merge_smts_into): Likewise.
19595 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19598 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19599 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19600 * alias.h (nonoverlapping_memrefs_p): Likewise.
19602 2008-02-25 Jan Beulich <jbeulich@novell.com>
19604 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19605 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19606 __emultls_get_address, __emultls_register_common,
19607 __floatundi?f, and _Unwind_GetIPInfo.
19608 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19609 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19610 (gen_regparm_prefix): Likewise.
19611 (i386_nlm_encode_section_info): Sync with
19612 config/i386/winnt.c:i386_pe_encode_section_info().
19613 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19614 i386_nlm_mangle_decl_assembler_name): New.
19615 (netware_override_options): New.
19616 * config/i386/netware.h (netware_override_options): Declare.
19617 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19618 (i386_nlm_mangle_decl_assembler_name): Declare.
19619 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19621 2008-02-25 Ben Elliston <bje@au.ibm.com>
19624 * c-decl.c (grokdeclarator): Remove unused local variables
19625 `typedef_type' and `type_as_written'.
19627 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19628 unused local variable `has_hot_blocks'.
19629 (fix_crossing_conditional_branches): Remove unused local variable
19632 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19634 PR middle-end/19984
19635 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19636 using DEF_C99_BUILTIN.
19637 (BUILT_IN_NANF): Ditto.
19638 (BUILT_IN_NANL): Ditto.
19640 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19641 Revital Eres <eres@il.ibm.com>
19643 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19644 regarding the order of two dependent insns in the same row.
19646 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19648 * stor-layout.c (layout_decl): Do not bump the alignment of a
19649 bit-field to more than byte alignment if it is packed.
19651 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19653 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19656 2008-02-24 Diego Novillo <dnovillo@google.com>
19658 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19661 * tree-vrp.c (vrp_evaluate_conditional): With
19662 -Wtype-limits, emit a warning when comparing against a
19663 constant outside the natural range of OP0's type.
19664 * c.opt (Wtype-limits): Move ...
19665 * common.opt (Wtype-limits): ... here.
19667 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19669 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19670 * config/rs6000/e300c2c3.md: New file.
19671 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19673 (rs6000_override_options): Add e300c2 and e300c3 cases to
19674 processor_target_table. Do not allow usage of Altivec or Spe
19675 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19676 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19677 * config/rs6000/rs6000.h (processor_type): Add
19678 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19679 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19680 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19681 and ppce300c3. Include e300c2c3.md.
19683 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19685 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19686 instead of TARGET_STRICT_ALIGN.
19688 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19690 * explow.c (memory_address): Assert that the generated address is
19693 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19696 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19697 * config/darwin-ppc-ldouble-patch.def: New file.
19698 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19699 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19700 SUBTARGET_INIT_BUILTINS if defined.
19701 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19704 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19707 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19708 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19710 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19713 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19714 file" warning condtional on -Winvalid-PCH.
19716 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19718 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19720 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19724 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19725 prevent reload from using MMX registers.
19726 (*mov<mode>_internal): Ditto.
19727 (*movv2sf_internal_rex64): Ditto.
19728 (*movv2sf_internal): Ditto.
19730 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19732 PR documentation/31569
19733 * doc/install.texi2html: Use makeinfo --no-number-sections.
19735 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19737 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19738 ensure that we can address an entire entity > 8 bytes. Don't
19739 generate reg+reg addressing for such data.
19741 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19743 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19744 strings when optimizing for size, unless the target cares about
19747 2008-02-22 Tom Tromey <tromey@redhat.com>
19749 * regclass.c (current_pass): Remove declaration.
19751 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19753 * config/avr/libgcc.S (__RAMPZ__): Define.
19754 (__do_copy_data): Add for devices with 128KB code memory.
19756 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19758 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19760 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19762 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19764 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19767 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19770 * c-typeck.c (build_binary_op): Warn about floating point
19771 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19773 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19776 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19777 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19779 (rs6000_override_options): Set altivec_abi as default, not override,
19780 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19781 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19782 is used; use new member spe_abi.
19783 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19784 spe_abi and altivec_abi.
19786 2008-02-22 Tomas Bily <tbily@suse.cz>
19788 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19790 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19793 * config.build (build_file_translate): Set to `CMD //c' only if
19795 * Makefile.in (build_file_translate): Improve comment.
19797 2008-02-21 Jan Hubicka <jh@suse.cz>
19799 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19800 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19801 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19803 2008-02-21 Michael Matz <matz@suse.de>
19806 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
19808 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
19810 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
19811 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
19812 as insn constraint.
19813 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
19814 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
19815 SSE_VEC_FLOAT_MODE_P as insn constraint.
19816 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
19817 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
19818 sse4a_movntdf using MODEF mode iterator.
19819 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
19820 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
19821 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
19822 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
19823 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
19824 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
19825 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
19827 2008-02-21 Richard Guenther <rguenther@suse.de>
19829 * tree.def (PAREN_EXPR): New tree code.
19830 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
19832 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
19833 * expr.c (expand_expr_real_1): Likewise.
19834 * tree-inline.c (estimate_num_insns_1): Likewise.
19835 * tree-complex.c (expand_complex_move): Likewise.
19836 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
19839 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19842 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
19844 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
19847 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
19849 * config/sh/sh.c (find_barrier): Don't go past
19850 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
19852 2008-02-20 DJ Delorie <dj@redhat.com>
19854 * config/h8300/h8300.md (insv): Force source operand to be a register.
19856 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
19857 as a jump, not as a plain insn.
19859 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
19861 * doc/invoke.texi (Warning Options): Add new option
19862 -Wframe-larger-than=.
19863 (-Wframe-larger-than): Document.
19865 * flags.h (warn_frame_larger_than, frame_larger_than_size):
19866 Add declarations for new option variables.
19868 * final.c (final_start_function): Check the frame size
19869 before emission and issue a Wframe-larger-than warning.
19871 * opts.c (warn_frame_larger_than, frame_larger_than_size):
19872 Add definitions for new option variables.
19873 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
19875 * common.opt (Wframe-larger-than=): New option.
19877 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19879 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
19880 (<sse>_div<mode>3): Ditto.
19881 (<sse>_vmdiv<mode>3): Ditto.
19882 (<sse>_vmsqrt<mode>2): Ditto.
19883 (*smax<mode>3): Ditto.
19884 (sse5_frcz<mode>2): Ditto.
19885 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
19886 as insn constraint.
19888 2008-02-20 Richard Guenther <rguenther@suse.de>
19890 PR middle-end/35265
19891 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
19892 be happy with INTEGRAL_TYPE_P.
19894 2008-02-20 Richard Guenther <rguenther@suse.de>
19896 * fold-const.c (split_tree): Associate floatig-point expressions
19897 if flag_associative_math is set.
19899 2008-02-20 Richard Guenther <rguenther@suse.de>
19901 * tree.h (fold_real_zero_addition_p): Declare.
19902 * fold-const.c (fold_real_zero_addition_p): Export.
19903 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
19904 floating-point operations with zero and one.
19906 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
19908 * doc/install.texi: Correct references to CFLAGS, replacing them
19909 with BOOT_CFLAGS. Document flags used during bootstrap for
19912 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
19914 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
19915 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
19916 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
19918 (smin<mode>3): Ditto from similar patterns.
19919 (smax<mode>3): Ditto.
19920 (*ieee_smin<mode>3): Ditto.
19921 (*ieee_smax<mode>3): Ditto.
19922 * config/i386/sse.md (sse): New mode attribute.
19923 (mov<mode>): Macroize expander from movv4sf and movv2df using
19924 SSEMODEF2P mode iterator.
19925 (<sse>_movnt<mode>): Ditto from similar patterns. Use
19926 SSE_VEC_FLOAT_MODE_P as insn constraint.
19927 (storent<mode>): Ditto.
19928 (storent<mode>): Macroize expander from storentsf and storentdf using
19929 MODEF mode iterator.
19930 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
19931 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
19932 (abs<mode>2): Ditto from similar patterns.
19933 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
19934 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
19935 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
19936 (<sse>_vmsqrt<mode>2): Ditto.
19937 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
19938 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
19939 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
19940 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
19941 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
19942 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
19943 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
19945 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
19946 iterator and SSE_FLOAT_MODE_P as insn constraint.
19947 (<sse>_ucomi): Ditto from similar patterns.
19948 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
19949 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
19950 SSE_VEC_FLOAT_MODE_P as insn constraint.
19951 (vcond<mode>): Ditto from similar patterns.
19952 (and<mode>3, *and<mode>3): Ditto.
19953 (<sse>_nand<mode>3): Ditto.
19954 (ior<mode>3, *ior<mode>3): Ditto.
19955 (xor<mode>3, *xor<mode>3): Ditto.
19956 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
19957 iterator and SSE_FLOAT_MODE_P as insn constraint.
19958 (*nand<mode>3): Ditto from similar patterns.
19959 (*ior<mode>3): Ditto.
19960 (*xor<mode>3): Ditto.
19962 2008-02-20 Ira Rosen <irar@il.ibm.com>
19964 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
19965 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
19966 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
19968 2008-02-19 Jan Hubicka <jh@suse.cz>
19970 * predict.c (tree_bb_level_predictions): Remove variable next
19971 mistakely introduced by previous commit.
19973 2008-02-19 Jan Hubicka <jh@suse.cz>
19975 * predict.c (predict_paths_leading_to): Rewrite.
19976 (predict_paths_for_bb): New.
19977 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
19979 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19982 * Makefile.in (build_file_translate): New.
19983 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19984 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19985 * configure.ac (build_file_translate): Substitute it.
19986 * configure: Regenerate.
19988 2008-02-19 Jan Hubicka <jh@suse.cz>
19990 PR rtl-optimization/34408
19991 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19994 2008-02-19 Jan Hubicka <jh@suse.cz>
19996 PR middle-end/28779
19997 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20000 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20003 * config/i386/i386-modes.def: Revert the last DI alignment
20004 change until Ada people can look into it.
20006 2008-02-19 Nick Clifton <nickc@redhat.com>
20008 * opts.c (print_specific_help): Fix typo in --help text.
20010 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20013 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20014 32-bit inline asm without asm alternatives for host GCC < 3.0.
20016 2008-02-19 Richard Guenther <rguenther@suse.de>
20018 PR tree-optimization/34989
20019 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20020 Allow propagation to INDIRECT_REF if we can simplify only.
20022 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20024 * c-common.c (warn_for_collisions_1): Use appropriate option when
20027 2008-02-19 Nick Clifton <nickc@redhat.com>
20030 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20031 (handle_options): Fix indentation.
20032 (print_filtered_help): If no language-specific options were
20033 displayed tell the user how to list all the options supported by
20034 the language's front-end.
20035 (print_specific_help): Fix indentation and remove duplicate line.
20036 (common_handle_option): Handle the -v option.
20037 For --help enable the display of undocumented options if the -v
20038 switch has been included on the command line.
20039 For --help= check for overlaps in the arguments between the option
20040 classes and the language names and issue a warning when they
20041 cannot be disambiguated.
20042 * c.opt (v): Pass on to the common option handler.
20044 2008-02-19 Revital Eres <eres@il.ibm.com>
20046 * modulo-sched.c (sms_schedule): Change dump message when
20047 create_ddg function fails.
20048 (try_scheduling_node_in_cycle): Rename row to cycle.
20049 (print_partial_schedule): Rename CYCLE to ROW.
20051 2008-02-19 Christian Bruel <christian.bruel@st.com>
20052 Zdenek Dvorak <ook@ucw.cz>
20054 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20056 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20059 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20060 (*x86_movdicc_0_m1_se): Ditto.
20062 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20064 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20065 (CMPtype): Define as __gcc_CMPtype.
20066 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20067 (CMPtype): Define as __gcc_CMPtype.
20069 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20071 Support valgrind 3.3 for --enable-checking=valgrind.
20072 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20074 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20075 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20076 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20077 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20078 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20079 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20080 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20082 * ggc-zone.c: Similar.
20083 * ggc-page.c: Similar.
20085 2008-02-19 Paul Brook <paul@codesourcery.com>
20088 * config/arm/ieee754-df.S: Fix do_it typo.
20089 * config/arm/ieee754-sf.S: Fix do_it typo.
20091 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20094 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20095 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20096 (OPTION_MASK_ISA_SSE_SET): Likewise.
20097 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20098 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20099 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20100 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20101 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20102 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20103 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20104 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20105 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20106 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20107 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20108 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20109 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20110 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20111 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20112 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20113 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20114 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20115 (OPTION_MASK_ISA_SSE4): Removed.
20116 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20117 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20118 (override_options): Don't turn on implied SSE/MMX bits in
20121 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20123 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20126 2008-02-18 Joey Ye <joey.ye@intel.com>
20128 PR middle-end/34921
20129 * tree-nested.c (insert_field_into_struct): Set type alignment
20130 to field alignment if the former is less than the latter.
20132 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20134 * BASE-VER: Set to 4.4.0.
20136 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20138 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20139 * doc/cfg.texi: Likewise.
20140 * doc/extend.texi: Likewise.
20141 * doc/gty.texi: Likewise.
20142 * doc/invoke.texi: Likewise.
20143 * doc/loop.texi: Likewise.
20144 * doc/md.texi: Likewise.
20145 * doc/passes.texi: Likewise.
20146 * doc/rtl.texi: Likewise.
20147 * doc/sourcebuild.texi: Likewise.
20148 * doc/tm.texi: Likewise.
20149 * doc/tree-ssa.texi: Likewise.
20151 2008-02-17 Richard Guenther <rguenther@suse.de>
20153 PR middle-end/35227
20154 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20155 without default definition.
20157 2008-02-17 Richard Guenther <rguenther@suse.de>
20159 PR tree-optimization/35231
20160 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20163 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20166 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20167 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20168 libgcc_cmp_return mode.
20170 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20173 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20175 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20177 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20180 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20182 * doc/c-tree.texi: Use `@.' where appropriate.
20183 * doc/extend.texi: Likewise.
20184 * doc/install.texi: Likewise.
20185 * doc/invoke.texi: Likewise.
20186 * doc/loop.texi: Likewise.
20187 * doc/makefile.texi: Likewise.
20188 * doc/md.texi: Likewise.
20189 * doc/passes.texi: Likewise.
20190 * doc/standards.texi: Likewise.
20191 * doc/tm.texi: Likewise.
20193 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20195 PR middle-end/35196
20196 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20198 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20199 rather than in entry_bb.
20201 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20203 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20204 libgcc_cmp_return mode.
20206 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20208 PR middle-end/35130
20209 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20210 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20212 2008-02-15 Richard Guenther <rguenther@suse.de>
20213 Zdenek Dvorak <ook@ucw.cz>
20215 PR tree-optimization/35164
20216 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20217 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20218 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20219 Only propagate addresses which do not have abnormal SSA_NAMEs
20222 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20225 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20227 2008-02-15 Jan Hubicka <jh@suse.cz>
20229 PR middle-end/35149
20230 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20232 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20234 PR middle-end/34621
20235 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20236 when calculating alignment_pad.
20238 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20240 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20241 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20242 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20243 and STACK_BOUNDARY define.
20245 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20247 PR preprocessor/35061
20248 * c-pragma.c (handle_pragma_pop_macro): Check that
20249 pushed_macro_table has been allocated.
20251 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20253 PR middle-end/35136
20254 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20255 (force_gimple_operand): Likewise.
20256 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20257 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20258 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20259 (find_interesting_uses_address): Check addressability and alignment
20260 of the base expression only after substituting bases of IVs into it.
20262 2008-02-14 Michael Matz <matz@suse.de>
20265 * function.c (instantiate_virtual_regs_in_insn): Reload address
20266 before falling back to reloading the whole operand.
20268 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20270 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20271 before the first section switch note.
20273 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20275 * doc/bugreport.texi: Update copyright years.
20276 * doc/c-tree.texi: Likewise.
20277 * doc/cfg.texi: Likewise.
20278 * doc/cpp.texi: Likewise.
20279 * doc/cppinternals.texi: Likewise.
20280 * doc/fragments.texi: Likewise.
20281 * doc/frontends.texi: Likewise.
20282 * doc/gcc.texi: Likewise.
20283 * doc/gty.texi: Likewise.
20284 * doc/hostconfig.texi: Likewise.
20285 * doc/implement-c.texi: Likewise.
20286 * doc/libgcc.texi: Likewise.
20287 * doc/loop.texi: Likewise.
20288 * doc/makefile.texi: Likewise.
20289 * doc/options.texi: Likewise.
20290 * doc/passes.texi: Likewise.
20291 * doc/rtl.texi: Likewise.
20292 * doc/sourcebuild.texi: Likewise.
20293 * doc/standards.texi: Likewise.
20294 * doc/tree-ssa.texi: Likewise.
20295 * doc/trouble.texi: Likewise.
20297 * doc/extend.texi: Use @: or add comma where appropriate.
20298 * doc/invoke.texi: Likewise.
20299 * doc/tm.texi: Likewise.
20301 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20304 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20307 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20309 * doc/md.texi (clz, ctz): Add reference.
20310 * doc/rtl.texi (clz, ctz): Likewise.
20312 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20315 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20318 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20320 * config/s390/s390.c (struct constant_pool): New field
20321 emit_pool_after added.
20322 (s390_mainpool_start): Set the emit_pool_after flag according
20323 to the section switch notes.
20324 (s390_mainpool_finish): Consider emit_pool_after when emitting
20325 the literal pool at the end of the function.
20326 (s390_chunkify_start): Force literal pool splits at section
20329 2008-02-13 Michael Matz <matz@suse.de>
20332 * var-tracking.c (clobber_variable_part): Correctly traverse the
20335 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20338 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20339 Add -fdump-ipa-inline.
20340 * tree-dump.c (dump_files): Remove tree-inlined dump.
20341 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20343 2008-02-12 Richard Guenther <rguenther@suse.de>
20345 PR tree-optimization/35171
20346 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20349 2008-02-12 Richard Guenther <rguenther@suse.de>
20351 PR middle-end/35163
20352 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20353 value-preserving mode. Disallow final truncation.
20355 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20357 PR middle-end/35136
20358 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20359 code from here to...
20360 (force_gimple_operand): ...here.
20362 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20365 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20366 non-compatible pointers.
20367 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20368 different FIELD_DECLs, try harder by comparing field offsets, sizes
20371 PR inline-asm/35160
20372 * function.c (match_asm_constraints_1): Don't replace the same input
20375 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20377 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20378 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20379 (expand_epilogue): Restore RAMPZ register.
20380 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20382 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20384 * config/i386/cygwin.asm: (__alloca): Correct calling
20385 convention and alignment.
20386 (__chkstk): Force 8 byte stack alignment.
20388 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20389 Richard Guenther <rguenther@suse.de>
20391 PR tree-optimization/33992
20392 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20393 the zero we compare against.
20395 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20397 PR libfortran/35063
20398 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20399 to CloseHandle after unlocking to prevent accumulation of handle
20402 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20404 PR middle_end/34150
20405 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20406 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20407 and update LABEL_NUSES during and after reload.
20409 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20411 PR middle-end/34627
20412 * combine.c (simplify_if_then_else): Make sure the comparison is
20413 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20415 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20418 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20419 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20420 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20421 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20422 * tree.h (get_type_static_bounds): Likewise.
20424 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20426 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20427 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20428 Make -Wfoo language annotations match what the compiler outputs.
20430 2008-02-08 Sa Liu <saliu@de.ibm.com>
20432 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20433 intrinsics spu_convts, spu_convtu, spu_convtf.
20435 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20437 * doc/extend.texi (Function Attributes) <noinline>: Mention
20438 asm ("") as method to keep calls.
20440 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20443 * doc/options.texi (Options): Replace references to opts.sh with
20445 * opts-common.c: Likewise.
20446 * optc-gen.awk: Likewise.
20448 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20450 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20452 2008-02-07 Richard Henderson <rth@redhat.com>
20455 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20456 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20459 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20461 PR tree-optimization/35085
20462 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20463 for operand entry oe2 in addition to operand entry oe3 in order to
20464 expose more opportunities for vectorizer sum reduction.
20466 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20469 * Makefile.in (LIBS): Remove $(GMPLIBS).
20470 (cc1-dummy, cc1): Add $(GMPLIBS).
20472 2008-02-06 Jan Hubicka <jh@suse.cz>
20475 * i386.md (moddf_integer): Do not produce partial memory stalls for
20476 targets where it hurts.
20478 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20481 * optabs.c (expand_float): Do not check for decimal modes when
20482 expanding unsigned integer through signed conversion.
20484 2008-02-06 Nick Clifton <nickc@redhat.com>
20486 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20487 inside the clobber with a match_operand and duplicated operand
20488 number in the constraint.
20489 (ineqbranchsi): Delete redundant comment.
20491 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20493 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20494 builtin_define ("__USE_INIT_FINI__").
20495 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20497 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20499 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20501 PR documentation/30330
20502 * doc/invoke.texi (C++ Dialect Options)
20503 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20504 For each warning option -Wfoo that allows -Wno-foo, ensure both
20505 -Wfoo and -Wno-foo are listed in the option index. Fix index
20506 entry of -Wswitch-default, index -Wnormalized= including the
20507 `=', and -Wlarger-than-@var{len} including @var{len}.
20509 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20511 * config/i386/i386.md (floatunssisf2): Use
20512 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20513 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20514 Macroize expander using MODEF mode iterator.
20516 2008-02-05 Diego Novillo <dnovillo@google.com>
20518 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20521 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20523 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20526 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20528 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20531 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20532 to indicate if a message should be generated.
20533 (init_cumulative_args): Updated.
20534 (function_value_32): Likewise.
20536 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20538 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20540 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20543 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20544 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20546 2008-02-04 Diego Novillo <dnovillo@google.com>
20548 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20551 * tree-vrp.c (vrp_evaluate_conditional): With
20552 -Wtype-limits, emit a warning when comparing against a
20553 constant outside the natural range of OP0's type.
20555 2008-02-04 Richard Guenther <rguenther@suse.de>
20557 PR middle-end/33631
20558 * expr.c (count_type_elements): Give for unions instead of
20561 2008-02-04 Richard Guenther <rguenther@suse.de>
20563 PR middle-end/35043
20564 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20565 to TYPE_DOMAINs base type instead of using bitsizetype here.
20567 2008-02-03 Jason Merrill <jason@redhat.com>
20569 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20571 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20574 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20575 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20576 (RS/6000 and PowerPC Options): Fix typos and markup.
20577 * doc/passes.texi (Tree-SSA passes): Likewise.
20579 2008-02-02 Michael Matz <matz@suse.de>
20582 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20583 from record_last_reg_set_info.
20584 (record_last_reg_set_info): Take an RTX argument, iterate over all
20585 constituent hardregs.
20586 (record_last_set_info, record_opr_changes): Change calls to
20587 new signature or to record_last_reg_set_info_regno.
20589 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20591 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20593 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20595 PR rtl-optimization/34773
20596 * reg-notes.def (EQUAL): Mention significance of combination of
20597 REG_EQUAL and REG_RETVAL.
20598 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20599 insn that has a REG_RETVAL.
20601 2008-02-01 Roger Sayle <roger@eyesopen.com>
20604 * configure.ac (--enable-fixed-point): Disable unless explicitly
20606 * configure: Regenerate.
20608 2008-02-01 Richard Guenther <rguenther@suse.de>
20611 * invoke.texi (-finline-limit): Remove no longer true parts
20612 of the documentation. Note that there is no default value.
20614 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20615 Mark Mitchell <mark@codesourcery.com>
20616 Ben Elliston <bje@au.ibm.com>
20619 * doc/extend.texi (Other Builtins): Document.
20621 2008-01-31 Tom Browder <tom.browder@gmail.com>
20623 * doc/c-tree.texi (Types): Fix grammar.
20624 (Expression trees): Ditto.
20625 * doc/passes.texi (Tree-SSA passes): Ditto.
20627 * doc/configterms.texi (Configure Terms): Fix typo.
20628 * doc/cpp.texi (Common Predefined Macros): Ditto.
20629 * doc/md.texi (Machine Constraints): Ditto.
20631 * doc/makefile.texi (Makefile): Add comma.
20633 2008-01-31 Tom Browder <tom.browder@gmail.com>
20634 Gerald Pfeifer <gerald@pfeifer.com>
20636 * doc/sourcebuild.texi (Front End): Remove references to CVS
20637 and CVSROOT/modules.
20638 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20639 (Back End): Remove reference to CVS.
20641 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20644 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20646 (mips16_gp_pseudo_reg): ...here.
20647 * config/mips/mips.md (load_const_gp): Replace with...
20648 (load_const_gp_<mode>): ...this :P-based insn.
20650 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20652 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20653 options. Minor fixes.
20654 (-std): Move reference to standards closer to where language
20655 standards are first mentioned.
20657 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20659 PR rtl-optimization/34995
20660 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20661 parameter and return a bool. If the rtx parameter is nonnull,
20662 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20663 (find_reloads): Update call accordingly. Pass the new operand
20664 if it needed no address reloads, otherwise pass null.
20666 2008-01-30 Richard Henderson <rth@redhat.com>
20669 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20670 for unbounded arrays.
20672 2008-01-30 Silvius Rus <rus@google.com>
20674 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20676 2008-01-30 Jan Hubicka <jh@suse.cz>
20679 * i386.c (init_cumulative_args): Use real function declaration when
20682 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20684 PR rtl-optimization/34998
20685 * global.c (build_insn_chain): Treat non-subreg_lowpart
20686 SUBREGs of pseudos as clobbering all the words covered by the
20687 SUBREG, not just all the bytes.
20688 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20689 original df_ref rather than an extract parameter.
20690 (global_conflicts): Update call accordingly.
20692 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20694 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20695 the overflow check to make it easier to read.
20696 (__fixtfdi): Change the type of the ll member in union
20697 long_double to UDItype_x.
20699 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20701 PR middle-end/34969
20702 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20703 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20704 * tree-inline.c (fold_marked_statements): Call
20705 cgraph_update_edges_for_call_stmt if folding a call statement.
20706 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20707 debug_generic_stmt calls, reset it back afterwards.
20710 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20712 * c-typeck.c (build_external_ref): Don't pedwarn about
20713 static vars in current function's scope.
20715 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20717 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20719 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20722 * ipa-struct-reorg.c: Fix spelling.
20723 * params.def: Ditto.
20725 2008-01-29 Richard Guenther <rguenther@suse.de>
20727 PR middle-end/35006
20728 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20730 * tree-inline.c (remap_type): Increment remapping_type_depth
20731 around remapping types.
20732 (copy_body_r): Only add referenced variables if they are referenced
20733 from code, not types.
20735 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20746 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20747 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20749 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20752 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20753 pointer for tiny stack.
20755 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20757 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20759 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20761 * config/vx-common.h: Fix typo in comment.
20763 2008-01-28 Ian Lance Taylor <iant@google.com>
20767 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20768 coalesce pointers if they have different DECL_NO_TBAA_P values.
20769 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20770 between variables with different DECL_NO_TBAA_P values.
20772 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20775 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20776 are not legitimate small data references on SPE targets.
20778 2008-01-28 David Daney <ddaney@avtrex.com>
20780 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20782 2008-01-28 David Daney <ddaney@avtrex.com>
20784 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20786 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20788 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20789 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20790 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20791 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20792 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20793 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20794 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20795 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20797 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20799 * basic-block.h (condjump_equiv_p): Fix comment.
20801 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20803 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20804 print_generic_stmt_indented): Fix comment.
20806 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20808 * configure.ac (__stack_chk_fail): Add detecion for availability
20809 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
20810 * configure: Regenerate.
20812 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
20814 PR middle-end/34688
20815 * final.c (output_addr_const): Handle TRUNCATE.
20817 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
20820 * tree-ssa-loop-ivopts.c (comp_cost): New type.
20821 (zero_cost, infinite_cost): New constants.
20822 (struct cost_pair): Change type of cost to comp_cost.
20823 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
20824 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
20826 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
20827 split_address_cost, ptr_difference_cost, difference_cost,
20828 get_computation_cost_at, get_computation_cost,
20829 determine_use_iv_cost_generic, determine_use_iv_cost_address,
20830 determine_use_iv_cost_condition, determine_use_iv_costs,
20831 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
20832 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
20833 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
20834 Change type of cost to comp_cost.
20835 (determine_iv_cost): Increase cost of non-original ivs, instead
20836 of decreasing the cost of original ones.
20837 (get_address_cost): Indicate the complexity of the addressing mode
20839 (try_add_cand_for): Prefer using ivs not specific to some object.
20840 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
20842 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
20843 Janis Johnson <janis187@us.ibm.com>
20846 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
20847 (TARGET_INSTANTIATE_DECLS): Likewise.
20848 * target.h (expand_to_rtl_hook): New target hook.
20849 (instantiate_decls): Likewise.
20850 * function.c (instantiate_decl): Make non-static. Rename to...
20851 (instantiate_decl_rtl): ... this.
20852 (instantiate_expr): Use instantiate_decl_rtl.
20853 (instantiate_decls_1): Likewise.
20854 (instantiate_decls): Likewise.
20855 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
20856 * function.h (instantiate_decl_rtl): Add prototype.
20857 * cfgexpand.c (target.h): New include.
20858 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
20859 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
20860 (TARGET_INSTANTIATE_DECLS): Likewise.
20861 (TARGET_INITIALIZER): New target hooks added.
20862 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
20864 * config/rs6000/rs6000.c (tree-flow.h): New include.
20865 (machine_function): Add sdmode_stack_slot field.
20866 (rs6000_alloc_sdmode_stack_slot): New function.
20867 (rs6000_instantiate_decls): Likewise.
20868 (rs6000_secondary_memory_needed_rtx): Likewise.
20869 (rs6000_check_sdmode): Likewise.
20870 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
20871 (TARGET_INSTANTIATE_DECLS): Likewise.
20872 (rs6000_hard_regno_mode_ok): Allow SDmode.
20873 (num_insns_constant): Likewise. Handle _Decimal32 constants.
20874 (rs6000_emit_move): Handle SDmode.
20875 (function_arg_advance): Likewise.
20876 (function_arg): Likewise.
20877 (rs6000_gimplify_va_arg): Likewise. Add special handling of
20878 SDmode var args for 32-bit compiles.
20879 (rs6000_secondary_reload_class): Handle SDmode.
20880 (rs6000_output_function_epilogue): Likewise.
20881 (rs6000_function_value): Simplify if statement.
20882 (rs6000_libcall_value): Likewise.
20883 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
20884 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
20885 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
20886 (movsd_hardfloat): New define_insn.
20887 (movsd_softfloat): Likewise.
20888 (movsd_store): Likewise.
20889 (movsd_load): Likewise.
20890 (extendsddd2): Likewise.
20891 (extendsdtd2): Likewise.
20892 (truncddsd2): Likewise.
20893 (movdd_hardfloat64): Fixup comment.
20894 (UNSPEC_MOVSD_LOAD): New constant.
20895 (UNSPEC_MOVSD_STORE): Likewise.
20897 2008-01-26 Jakub Jelinek <jakub@redhat.com>
20900 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
20902 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
20903 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
20904 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
20905 and TRUTH_XOR_EXPR.
20907 2008-01-26 David Edelsohn <edelsohn@gnu.org>
20910 * config.gcc: Separate AIX 5.3 from AIX 6.1.
20911 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20912 __LONGDOUBLE128 too.
20913 * config/rs6000/aix61.h: New file.
20915 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20917 PR rtl-optimization/34959
20918 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
20919 popcount and parity rtxes the same mode as their operand.
20920 Truncate or extend the result to the return value's mode
20923 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
20926 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
20927 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
20928 to GOT_VERSION_REGNUM.
20929 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
20930 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
20931 * config/mips/mips.c (mips_emit_call_insn): New function.
20932 (mips_call_tls_get_addr): Call mips_expand_call directly.
20933 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
20935 (mips16_build_call_stub): Likewise. Return the call insn or null.
20936 (mips_expand_call): Update the call to mips16_build_call_stub
20937 accordingly and a remove redundant condition. Assert that MIPS16
20938 stubs do not use lazy binding. Use mips_emit_call_insn and return
20940 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
20942 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
20943 (mips_avoid_hazard): Remove hazard_set handling.
20944 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
20945 (UNSPEC_RESTORE_GP): ...this.
20946 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
20947 (FAKE_CALL_REGNO): Rename to...
20948 (GOT_VERSION_REGNUM): ...this.
20949 (type): Add "ghost" value. Add an associated insn reservation.
20950 (hazard_set): Remove.
20951 (exception_receiver): Rename to...
20952 (restore_gp): ...this and update the unspec identifier accordingly.
20953 (exception_receiver, nonlocal_got_receiver): New expanders.
20954 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
20955 FAKE_CALL_REGNO. Remove hazard_set attribute.
20956 (set_got_version, update_got_version): New patterns.
20958 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
20961 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
20963 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20966 * doc/install.texi2html: Generate gcc-vers.texi.
20968 2008-01-25 DJ Delorie <dj@redhat.com>
20970 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
20972 2008-01-25 Joseph Myers <joseph@codesourcery.com>
20974 * config/c4x: Remove directory.
20975 * config.gcc (crx-*, mt-*): Mark obsolete.
20976 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
20977 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
20978 sh-*-rtemscoff*): Remove cases.
20979 * defaults.h (C4X_FLOAT_FORMAT): Remove.
20980 * real.c (encode_c4x_single, decode_c4x_single,
20981 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
20982 c4x_extended_format): Remove.
20983 * real.h (c4x_single_format, c4x_extended_format): Remove.
20984 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20986 (Pragmas): Remove comment about c4x pragmas.
20987 * doc/install.texi (c4x): Remove target-specific instructions.
20988 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20989 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20990 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20991 refer to C4x source files as examples.
20992 (C4X_FLOAT_FORMAT): Remove documentation.
20994 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20996 * config/bfin/bfin.c (override_options): Reorder tests so that
20997 flag_pic gets enabled for -msep-data.
20999 2008-01-25 Richard Guenther <rguenther@suse.de>
21001 PR middle-end/32244
21002 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21003 to its bitfield precision if required.
21005 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21007 PR middle-end/33880
21008 * tree-nested.c (walk_omp_for): New function.
21009 (convert_nonlocal_reference, convert_local_reference): Call
21010 walk_omp_for on OMP_FOR.
21011 (convert_call_expr): Call walk_body on OMP_FOR's
21012 OMP_FOR_PRE_INIT_BODY.
21014 2008-01-25 Richard Guenther <rguenther@suse.de>
21016 PR tree-optimization/34966
21017 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21018 default defs and PHI_NODEs we have to insert after the
21019 defining statement.
21021 2008-01-24 Nick Clifton <nickc@redhat.com>
21023 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21024 Provide a default definition.
21025 (LIBGCC2_UNITS_PER_WORD): Likewise.
21027 * config/stormy16/stormy16.c: Include df.h for the prototype
21028 for df_regs_ever_live_p.
21029 (xstormy16_expand_builtin_va_start): Convert the stack offset
21030 into a component_ref and then use POINTER_PLUS_EXPR to add it
21031 to the incoming_virtual_args_rtx.
21032 (xstormy16_gimplify_va_arg_expr): Rename to
21033 xstormy16_gimplify_va_arg_expr.
21034 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21035 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21036 xstormy16_gimplify_va_arg_expr.
21037 Fix up some formatting issues.
21039 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21040 Move to predicates.md.
21041 (xs_hi_general_operand): Likewise.
21042 (xs_hi_nonmemory_operand): Likewise.
21043 * config/stormy16/predicates.md:
21044 (xstormy16_carry_plus_operand): New predicate.
21045 (xs_hi_general_operand): New predicate.
21046 (xs_hi_nonmemory_operand): New predicate.
21047 * config/stormy16/stormy16-protos.h:
21048 (xstormy16_carry_plus_operand): Delete prototype.
21049 (xs_hi_general_operand): Likewise.
21050 (xs_hi_nonmemory_operand): Likewise.
21052 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21053 modifiers as they are no longer needed and they can trigger
21054 reload spill failures.
21056 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21057 with a match_operand in order to help reload.
21059 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21060 constraint with 'e' for the 8th alternative as this version of
21061 the mov.w instruction only accepts the lower 8 registers.
21063 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21066 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21067 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21070 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21072 PR middle-end/33333
21073 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21075 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21077 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21079 (remove_structure): Update allocations list before removing structure.
21081 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21083 * ipa-struct-reorg.c (is_safe_cond_expr,
21084 create_new_stmts_for_cond_expr): Use integer_zerop function,
21085 that recognize not only zero-pointer, but zero-integer too.
21087 2008-01-25 Ben Elliston <bje@au.ibm.com>
21090 * fixproto: Escape "." in sed expression that strips leading "./".
21092 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21095 * gcc.c (SWITCH_OK): Removed.
21096 (SWITCH_LIVE): Changed to bit.
21097 (SWITCH_FALSE): Likewise.
21098 (SWITCH_IGNORE): Likewise.
21099 (switchstr): Change live_cond to unsigned int.
21100 (process_command): Replace SWITCH_OK with 0.
21101 (do_self_spec): Likewise.
21102 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21103 (give_switch): Likewise.
21104 (used_arg): Likewise.
21105 (do_spec_1): Set the SWITCH_IGNORE bit.
21106 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21107 bits. Set the SWITCH_LIVE bit.
21109 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21111 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21113 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21115 PR tree-optimization/34472
21116 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21117 parameter to a "bool *" and set *DATA to false if there is
21118 an unsafe access. Do not delete the structure here.
21119 (check_cond_exprs): Delete it here instead.
21120 (check_cond_exprs, exclude_cold_structs): Do not increase
21121 I when removing a structure.
21123 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21126 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21127 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21129 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21131 PR middle-end/34934
21132 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21133 a fixed vector for stack.
21135 2008-01-24 Ben Elliston <bje@au.ibm.com>
21138 * doc/gcc.texi (Software development): Add a direntry for g++.
21140 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21142 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21143 stale and straggling -fforce-addr comments above.
21145 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21147 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21148 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21150 2008-01-23 Michael Matz <matz@suse.de>
21153 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21156 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21158 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21159 malloc result type.
21161 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21163 * config/avr/avr.c (avr_current_arch): New variable.
21164 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21165 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21166 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21167 (avr_override_options): Init 'avr_current_arch'.
21168 (base_arch_s): Move from here...
21169 * config/avr/avr.h (base_arch_s): ... here. Add new members
21170 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21171 'mega' to 'have_jmp_call'.
21172 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21173 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21175 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21177 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21178 MULTILIB_MATCHES): Ditto.
21180 2008-01-23 Richard Guenther <rguenther@suse.de>
21182 PR middle-end/31529
21183 * cgraphunit.c (cgraph_reset_node): Always mark the node
21184 not reachable if it is not queued already.
21186 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21188 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21189 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21190 (cputype_selected): New static variable.
21191 (bfin_handle_option): Set it if -mcpu is used.
21192 (override_option): Select default set of workarounds if no cpu type
21193 selected on the command line.
21194 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21196 From Michael Frysinger <michael.frysinger@analog.com>
21197 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21198 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21200 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21201 for bf547, bf523, bf524, and bf526.
21202 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21204 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21205 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21206 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21207 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21208 * doc/invoke.texi (Blackfin Options): Document that
21209 -mcpu now accept bf547, bf523, bf524, and bf526.
21211 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21213 PR rtl-optimization/34628
21214 * combine.c (try_combine): Stop and undo after the first combination
21215 if an autoincrement side-effect on the first insn has effectively
21218 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21221 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21222 Offset addresses are not valid for Altivec or paired float modes.
21224 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21227 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21228 if DECL_INITIAL (decl) is error_mark_node.
21231 * c-common.c (handle_vector_size_attribute): Only allow
21232 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21233 the same way as pointer, array etc. types.
21234 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21237 * tree.c (build_type_attribute_qual_variant): Call
21238 build_qualified_type if attributes are equal, but quals are not.
21240 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21243 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21244 * flags.h (warn_strict_aliasing): Remove.
21245 (warn_strict_overflow): Remove.
21246 * opts.c (warn_strict_aliasing): Remove.
21247 (warn_strict_overflow): Remove.
21248 * c-opts.c (c_common_handle_option): -Wall only sets
21249 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21250 (c_common_post_options): Give default values to -Wstrict-aliasing
21251 and -Wstrict-overflow if they are uninitialized.
21252 * common.opt (Wstrict-aliasing): Specify Var and Init.
21253 (Wstrict-overflow): Likewise.
21255 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21257 PR rtl-optimization/26854
21258 PR rtl-optimization/34400
21259 PR rtl-optimization/34884
21260 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21262 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21263 (df_rd_bb_info.expanded_lr_out): Deleted
21264 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21265 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21266 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21267 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21268 Removed code to allocate, initialize or free expanded_lr_out.
21269 (df_rd_bb_local_compute_process_def): Restructured to make more
21271 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21272 sets if the sets are being trimmed.
21274 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21277 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21278 (as_vers): Likewise.
21279 * configure: Regenerated.
21281 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21283 PR middle-end/33092
21284 * tree-pass.h (pass_build_alias): New pass.
21285 * tree-ssa-alias.c (gate_build_alias): New.
21286 (pass_build_alias): New.
21287 * passes.c (init_optimization_passes): Add pass_build_alias after
21288 pass_create_structure_vars.
21290 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21292 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21293 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21294 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21295 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21296 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21297 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21298 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21299 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21300 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21301 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21302 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21303 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21304 * config/s390/s390.md (FP_ALL): New mode iterator.
21305 (_d): New mode attribute.
21306 ("*signbit<mode>2>"): Changed mode of first operand.
21307 ("isinf<mode>2"): Changed mode of first operand.
21308 ("*TDC_insn"): Adaptation for DFP modes.
21310 2008-01-22 Ben Elliston <bje@au.ibm.com>
21312 * tree.c (check_qualified_type): Improve function description.
21314 2008-01-21 Jason Merrill <jason@redhat.com>
21317 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21318 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21321 2008-01-21 DJ Delorie <dj@redhat.com>
21323 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21326 2008-01-21 Richard Guenther <rguenther@suse.de>
21328 PR middle-end/34856
21329 * tree-cfg.c (verify_expr): Allow all invariant expressions
21330 instead of just constant class ones as reference argument.
21331 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21332 like any other constant.
21333 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21335 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21337 * regmove.c (fixup_match_1): Update call crossed frequencies.
21339 2008-01-21 Richard Guenther <rguenther@suse.de>
21342 * tree-inline.c (setup_one_parameter): Deal with mismatched
21343 types using a VIEW_CONVERT_EXPR.
21345 2008-01-21 Alon Dayan <alond@il.ibm.com>
21346 Olga Golovanevsky <olga@il.ibm.com>
21348 PR tree-optimization/34701
21349 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21350 when the structure size is not a power of 2.
21352 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21354 * doc/install.texi: Add doc for --enable-checking=df.
21356 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21358 PR rtl-optimization/34808
21359 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21361 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21363 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21366 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21368 PR rtl-optimization/26854
21369 PR rtl-optimization/34400
21370 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21372 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21373 (df_rd_bb_info.expanded_lr_out): New.
21374 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21375 * loop_iv.c (iv_analysis_loop_init): Ditto.
21376 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21377 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21378 Added code to allocate, initialize or free expanded_lr_out.
21379 (df_rd_bb_local_compute_process_def): Restructured to make
21380 more understandable.
21381 (df_rd_confluence_n): Add code to do nothing with fake edges and
21382 code to no apply invalidate_by_call sets if the sets are being trimmed.
21383 (df_lr_local_finalize): Renamed to df_lr_finalize.
21384 (df_live_local_finalize): Renamed to df_live_finalize.
21386 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21389 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21390 deciding whether to use reciprocal instructions.
21392 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21394 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21395 dwarf2out_note_section_used if cold_text_section is NULL.
21397 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21399 PR gcov-profile/34610
21400 * tree-cfg.c (make_edges): Mark both outgoing edges from
21401 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21402 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21403 from OMP_FOR and OMP_CONTINUE outgoing edges.
21405 * tree-profile.c (tree_profiling): Return early if
21406 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21408 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21409 from cfun to child_cfun.
21410 * function.h (struct function): Add after_tree_profile bit.
21412 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21414 * config/avr/avr.S (_exit): Disable interrupt.
21416 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21417 Steven Bosscher <stevenb.gcc@gmail.com>
21419 PR rtl-optimization/26854
21420 PR rtl-optimization/34400
21421 * df-problems.c (df_live_scratch): New scratch bitmap.
21422 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21423 (df_live_reset): Clear the proper bitmaps.
21424 (df_live_bb_local_compute): Only process the artificial defs once
21425 since the order is not important.
21426 (df_live_init): Init the df_live sets only with the variables
21427 found live by df_lr.
21428 (df_live_transfer_function): Use the df_lr sets to prune the
21429 df_live sets as they are being computed.
21430 (df_live_free): Free df_live_scratch.
21432 2008-01-18 Ian Lance Taylor <iant@google.com>
21434 * common.opt: Add fmerge-debug-strings.
21435 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21436 flag_merge_debug_strings rather than flag_merge_constants.
21437 * doc/invoke.texi (Option Summary): Mention
21438 -fmerge-debug-strings.
21439 (Debugging Options): Document -fmerge-debug-strings.
21441 2008-01-18 Ian Lance Taylor <iant@google.com>
21444 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21445 (struct tree_function_decl): Add new field operator_new_flag.
21446 * tree-inline.c (expand_call_inline): When inlining a call to
21447 operator new, force the return value to go into a variable, and
21448 set DECL_NO_TBAA_P on that variable.
21449 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21451 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21454 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21455 DWARF2_DEBUGGING_INFO.
21456 (dwarf2out_note_section_used): Ditto. Add prototype.
21457 (have_multiple_function_sections, text_section_used,
21458 cold_text_section_used, *cold_text_sections): Move declarations
21461 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21463 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21464 field and add signal_ra.
21465 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21466 assignments to frame state pc. Move end of stack check after
21467 MD_FALLBACK_FRAME_STATE_FOR.
21468 (uw_update_context_1): Use frame state signal_regs if set, instead
21469 of checking signal_frame flag.
21470 (uw_update_context): Use frame state signal_ra if set.
21471 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21472 * config/xtensa/linux-unwind.h: New file.
21474 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21476 * modulo-sched.c (get_sched_window): Fix comment typo.
21478 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21480 PR tree-optimization/34648
21481 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21483 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21485 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21486 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21488 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21490 PR rtl-optimization/34400
21491 * df-core.c (df_worklist_dataflow_overeager,
21492 df_worklist_dataflow_doublequeue): New functions.
21493 (df_worklist_dataflow): Two different worklist solvers.
21494 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21497 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21500 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21501 and ftree-parallelize-loops.
21503 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21505 PR rtl-optimization/34826
21506 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21508 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21510 * global.c (find_reg): Mark the eh regs as used if necessary.
21511 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21512 * ra.h (struct allocno): no_eh_reg field added. Changed
21513 no_stack_reg type to bitfield.
21515 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21517 * tree.c (substitute_in_expr): Add missing 'break'.
21519 2008-01-17 Richard Guenther <rguenther@suse.de>
21521 PR tree-optimization/34825
21522 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21523 x / x as division to handle.
21525 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21527 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21528 "-pthread" is specified.
21529 * pa-hpux11.h (LIB_SPEC): Likewise.
21531 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21532 Peter Bergner <bergner@vnet.ibm.com>
21534 PR rtl-optimization/33796
21535 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21537 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21539 PR libgfortran/34699
21540 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21542 * pa-hpux10.h (LINK_SPEC): Likewise.
21543 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21545 2008-01-16 Richard Guenther <rguenther@suse.de>
21547 PR middle-end/32628
21548 * fold-const.c (fold_convert_const_int_from_int): Do not
21549 set overflow if that occured only because of a sign extension
21550 change when converting from/to a sizetype with the same
21551 precision and signedness.
21553 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21556 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21557 location address to the correct place. Update copyright year.
21559 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21561 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21562 no dependences in the dependence_relations vector.
21564 2008-01-16 Jan Hubicka <jh@suse.cz>
21566 PR rtl-optimization/31396
21567 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21568 * cfg.c (dump_reg_info): Print it.
21569 * regs.h (struct reg_info_t): add freq_calls_crossed.
21570 (REG_FREQ_CALLS_CROSSED): New macro.
21571 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21572 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21573 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21574 regmove_optimize): Update call crossed frequencies.
21575 * local-alloc.c (struct qty): Add freq_calls_crossed.
21576 (alloc_qty): Copute freq_calls_crossed.
21577 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21578 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21579 * ra.h (struct allocno): Add freq_calls_crossed.
21581 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21583 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21584 libgomp when compiling with ftree-parallelize-loops.
21585 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21587 2008-01-16 Richard Guenther <rguenther@suse.de>
21589 PR tree-optimization/34769
21590 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21591 * tree.c (int_cst_value): Instead make this function more
21592 permissive in what it accepts as valid input. Document this
21593 function always sign-extends the value.
21595 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21596 Richard Guenther <rguenther@suse.de>
21599 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21600 (gimple_fold_indirect_ref_rhs): ... this.
21601 (gimple_fold_indirect_ref): New function with foldings
21602 that preserve lvalueness.
21603 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21604 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21605 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21606 to fold an INDIRECT_REF, fall back to the old use of
21607 fold_indirect_ref_1.
21609 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21611 * tree-data-ref.c (subscript_dependence_tester_1): Call
21612 free_conflict_function.
21613 (compute_self_dependence): Same.
21615 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21618 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21619 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21621 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21622 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21623 for DWARF2_UNWIND_INFO targets.
21625 2008-01-16 Richard Guenther <rguenther@suse.de>
21628 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21629 type qualifiers for function types.
21631 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21633 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21634 loop_iterator li from previous commit.
21636 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21638 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21640 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21642 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21643 (parallelize_loops): Don't parallelize irreducible components.
21645 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21648 * c-opts (c_common_post_options): Do not enable CPP
21649 flag_pedantic_errors by default.
21651 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21653 PR rtl-optimization/31944
21654 * cse.c (remove_pseudo_from_table): New function.
21655 (merge_equiv_classes): Use above function to remove pseudo-registers.
21656 (invalidate): Likewise.
21658 2008-01-13 Richard Guenther <rguenther@suse.de>
21660 PR middle-end/34601
21661 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21662 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21664 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21666 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21667 validate_change to unshare the source of the PC set.
21669 2008-01-12 Jan Hubicka <jh@suse.cz>
21671 PR middle-end/32135
21672 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21673 references above array bounds. This might trigger bounds checks for
21674 pointers to arrays.
21676 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21678 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21679 new_replaceable_dependencies.
21681 2008-01-12 Doug Kwan <dougkwan@google.com>
21683 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21684 instead of OPT_Wreturn_type in warning due to ignored return type
21686 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21687 options included in -Wextra.
21688 * c.opt: New option -Wignored_qualifiers.
21689 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21690 -Wignore_qualifiers.
21691 (-Wignored-qualifiers): Document.
21692 (-Wreturn-type): Remove description of functionality now handled
21693 by -Wignored-qualifiers.
21695 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21698 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21699 NOP_EXPR if it is between integral types with the same precision.
21701 2008-01-12 Jan Hubicka <jh@suse.cz>
21704 * invoke.texi (max-inline-recursive-depth): Fix default value.
21706 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21708 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21711 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21713 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21715 2008-01-11 James E. Wilson <wilson@specifix.com>
21718 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21720 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21722 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21723 save/restore frame pointer register and don't use 'call-prologues'
21724 optimization in function with "OS_task" attribute.
21726 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21728 PR middle-end/31309
21729 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21730 when copying to memory.
21732 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21734 PR rtl-optimization/30905
21735 * cfgcleanup.c: Include dce.h
21736 (crossjumps_occured): New global variable.
21737 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21738 If something changed, set crossjumps_occured to true.
21739 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21740 Don't add/remove fake edges to exit here...
21741 (cleanup_cfg): ...but do it here, when crossjumping.
21742 Run a fast DCE when successful crossjumps occured in the latest
21743 iteration of try_optimize_cfg.
21745 2008-01-11 Richard Guenther <rguenther@suse.de>
21747 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21748 (struct vn_unary_op_s): Likewise.
21749 (vn_reference_insert): Free old reference on hash collision.
21751 2008-01-10 Raksit Ashok <raksit@google.com>
21753 PR rtl-optimization/27971
21754 * combine.c (find_split_point): Split PLUS expressions which are
21755 inside a MEM rtx, and whose first operand is complex.
21757 2008-01-10 DJ Delorie <dj@redhat.com>
21759 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21760 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21761 (m32c_hard_regno_ok): Call the underlying function.
21763 2008-01-10 Richard Guenther <rguenther@suse.de>
21765 PR middle-end/34683
21766 * tree-cfg.c (tree_merge_blocks): Do not go through the
21767 full-blown folding and stmt updating path if we just deal
21768 with virtual operands.
21769 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21770 test for abnormal SSA_NAMEs.
21772 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21774 PR middle-end/34641
21775 * reload.c (push_reload): Add assertions. All constants from
21776 reg_equiv_constant should have been used for replacing the respective
21778 (find_reloads_address): Invoke find_reloads_address_part for
21779 constant taken from the reg_equiv_constant array.
21781 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21783 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21784 field (valnum) the first in the struct. Replace bools with
21787 2008-01-10 Richard Guenther <rguenther@suse.de>
21789 PR tree-optimization/34651
21790 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21791 types and ordering for masking and converting.
21793 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21795 PR tree-optimization/34017
21796 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21797 also for PHI_NODE expressions.
21799 2008-01-09 Jan Hubicka <jh@suse.cz>
21801 PR tree-optimization/34708
21802 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21803 based on number of case labels.
21804 (init_inline_once): Remove switch_cost.
21805 * tree-inline.h (eni_weights_d): Remove switch_cost.
21807 2008-01-09 Richard Guenther <rguenther@suse.de>
21808 Andrew Pinski <andrew_pinski@playstation.sony.com>
21810 PR middle-end/30132
21811 * gimplify.c (gimplify_cond_expr): Do not create an addressable
21812 temporary if an rvalue is ok or an lvalue is not required.
21814 2008-01-09 Richard Guenther <rguenther@suse.de>
21816 PR middle-end/34458
21817 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
21818 adjust return type.
21820 2008-01-09 Richard Guenther <rguenther@suse.de>
21822 PR middle-end/34679
21823 * tree.c (host_integerp): Check for sizetype only if the
21824 type is an integer type.
21826 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
21829 * opts.c (decode_options): Disable inlining of functions called
21830 once if not in unit-at-a-time mode.
21832 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
21834 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
21836 2008-01-08 Richard Guenther <rguenther@suse.de>
21838 PR middle-end/31863
21839 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
21840 out early if the result will be unused.
21842 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21847 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21848 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21851 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
21853 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
21854 for vectorization tuned.
21856 2008-01-08 Richard Guenther <rguenther@suse.de>
21858 PR tree-optimization/34683
21859 * tree-ssa-operands.c (operand_build_cmp): Export.
21860 * tree-ssa-operands.h (operand_build_cmp): Declare.
21861 * tree-vn.c (vuses_compare): Remove.
21862 (sort_vuses): Use operand_build_cmp.
21863 (sort_vuses_heap): Likewise.
21864 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
21865 to re-use old VEC if available. Do not sort already sorted VUSEs.
21866 (vdefs_to_vec): Do not sort already sorted VDEFs.
21868 2008-01-08 Jakub Jelinek <jakub@redhat.com>
21870 PR middle-end/34694
21871 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
21873 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
21876 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
21877 limitations of reciprocal sequences on x86 targets.
21879 2008-01-08 Richard Guenther <rguenther@suse.de>
21881 PR tree-optimization/34683
21882 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
21884 2008-01-07 Jakub Jelinek <jakub@redhat.com>
21887 * config/darwin.c (darwin_mergeable_string_section): Don't use
21888 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
21890 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
21893 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
21894 negxf2. Macroize expander using X87MODEF mode iterator. Change
21895 predicates of op0 and op1 to register_operand.
21896 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
21897 expander using X87MODEF mode iterator. Change predicates of
21898 op0 and op1 to register_operand.
21899 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
21900 corresponding patterns and macroize using MODEF macro. Change
21901 predicates of op0 and op1 to register_operand and remove
21902 "m" constraint. Disparage "r" alternative with "!".
21903 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
21904 macroize using X87MODEF macro. Change predicates of op0 and op1
21905 to register_operand and remove "m" constraint. Disparage "r"
21906 alternative with "!".
21907 (absneg splitter with memory operands): Remove.
21908 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
21909 patterns and macroize using X87MODEF mode iterator.
21910 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
21911 Change predicate of op1 to register_operand.
21912 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
21913 for memory operands.
21915 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
21917 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
21919 2008-01-07 Richard Guenther <rguenther@suse.de>
21921 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
21924 2008-01-07 Richard Guenther <rguenther@suse.de>
21926 PR tree-optimization/34683
21927 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
21928 VOPs of the needed size to save memory. Use VEC_quick_push
21929 to save compile-time.
21930 (vdefs_to_vec): Likewise.
21932 2008-01-07 Sa Liu <saliu@de.ibm.com>
21934 * config/spu/spu.md (divdf3): Genetate inline code for double
21935 division. The implementation doesn't handle INF or NAN, therefore it
21936 only applies when -ffinite-math-only is given.
21938 2008-01-06 Paolo Carlini <pcarlini@suse.de>
21941 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
21942 * doc/cpp.texi ([Common Predefined Macros]): Document.
21944 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
21946 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
21947 order to use commutative addition instead of subtraction.
21949 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21950 Mircea Namolaru <namolaru@il.ibm.com>
21951 Vladimir Yanovsky <yanov@il.ibm.com>
21952 Revital Eres <eres@il.ibm.com>
21954 PR tree-optimization/34263
21955 * tree-outof-ssa.c (process_single_block_loop_latch,
21956 contains_tree_r): New functions.
21957 (analyze_edges_for_bb): Call process_single_block_loop_latch
21958 function to empty single-basic-block latch block if possible.
21960 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21962 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
21964 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
21966 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21968 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
21970 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
21972 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
21974 2008-01-05 Jakub Jelinek <jakub@redhat.com>
21976 PR tree-optimization/34618
21977 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
21980 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
21983 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21984 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21985 Update copyright year.
21987 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21988 Update copyright year.
21989 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21992 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21994 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21995 edge does not point to current bb before changing need_assert.
21997 2008-01-04 Richard Guenther <rguenther@suse.de>
21999 PR middle-end/34029
22000 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22001 for verifying purposes if they are is_gimple_min_invariant.
22003 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22005 PR tree-optimization/34448
22006 PR tree-optimization/34465
22007 * gimplify.c (gimplify_init_constructor): Add new parameter
22008 notify_temp_creation. Use it.
22009 (gimplify_modify_expr_rhs): Take volatiles into account when
22010 optimizing constructors.
22011 Do not optimize constructors if gimplify_init_constructor will dump to
22013 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22014 * gcc.c-torture/compile/pr34448.c: New.
22016 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22018 PR gcov-profile/34609
22019 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22020 return_slot if result is TREE_ADDRESSABLE.
22022 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22024 * config/mips/mips.md (sqrt_condition): Tweak comment.
22025 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22027 2008-01-03 Tom Tromey <tromey@redhat.com>
22030 * c-common.c (c_type_hash): Handle VLAs.
22032 2008-01-03 Jan Hubicka <jh@suse.cz>
22034 PR tree-optimization/31081
22035 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22036 0 when inlining and not inlining to first basic block.
22037 (remap_decl): When var is initialized to 0, don't set default_def.
22038 (expand_call_inline): Set entry_bb.
22039 * tree-inline.h (copy_body_data): Add entry_bb.
22041 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22044 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22047 PR tree-optimization/29484
22048 * tree-inline.c (inline_forbidden_p_2): New function.
22049 (inline_forbidden_p): Disallow inlining if some static var
22050 has an address of a local LABEL_DECL in its initializer.
22051 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22054 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22056 PR tree-optimization/34635
22057 * tree-data-ref.c (add_other_self_distances): Make sure that the
22058 evolution step is constant.
22060 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22062 PR middle-end/34608
22063 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22065 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22067 * tree-sra.c (scalarize_init): Insert the generate_element_init
22068 statements after the generate_element_zero statements.
22070 2008-01-02 Richard Guenther <rguenther@suse.de>
22072 PR middle-end/34093
22073 PR middle-end/31976
22074 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22075 for very large number of operands instead of ICEing.
22077 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22080 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22081 while stack probing.
22083 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22085 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22088 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22090 PR libmudflap/26442
22091 * tree-mudflap.c (mx_register_decls): Guard warning by
22092 !DECL_ARTIFICIAL check.
22094 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22096 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22097 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22098 sse5_perm<mode>): Fix constraints.