1 2008-12-10 Martin Guy <martinwguy@yahoo.it>
4 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
5 result will be in an FPU register.
7 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
11 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
12 on the associated SYMBOL_REF_DECL node, if any.
14 2008-12-09 David Daney <ddaney@caviumnetworks.com>
16 * config/mips/sync.md (sync_<optab>_12): Replace
17 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
18 (sync_old_<optab>_12): Remove third paramater to
19 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
20 with MIPS_SYNC_OLD_OP_12_AND.
21 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
22 with MIPS_SYNC_NEW_OP_12_AND.
23 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
24 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
25 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
26 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
27 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
28 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
29 MIPS_SYNC_NEW_OP_12_XOR.
30 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
31 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
32 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
33 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
34 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
35 to implement new __sync_nand semantics.
36 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
37 remove third parameter.
38 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
39 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
40 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
41 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
42 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
43 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
44 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
45 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
47 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
49 * graphite.c (graphite_transform_loops): Always call find_transform ()
50 in ENABLE_CHECKING. So we test these code paths, even if we do not
53 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
55 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
57 2008-12-09 Jakub Jelinek <jakub@redhat.com>
60 * function.h (struct function): Add always_inline_functions_inlined.
61 * ipa-inline.c (cgraph_early_inlining): Set it to true.
62 * tree-optimize.c (execute_fixup_cfg): Likewise.
63 * builtins.c (avoid_folding_inline_builtin): New function.
64 (fold_call_expr): Don't optimize always_inline builtins before
66 (fold_call_stmt): Likewise.
67 (fold_builtin_call_array): Likewise. Don't call
68 fold_builtin_varargs for BUILT_IN_MD builtins.
70 PR tree-optimization/37416
71 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
73 2008-12-09 Janis Johnson <janis187@us.ibm.com>
75 * doc/sourcebuild.texi (Test Directives): Fix formatting.
77 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
79 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
81 * doc/invoke.texi (-fira-region): Describe new option.
82 (-fira-algorithm): Change the values.
84 * ira-conflicts.c (build_conflict_bit_table,
85 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
86 (ira_build_conflicts): Use flag flag_ira_region instead of
87 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
88 base registers for allocnos crossing calls.
90 * flags.h (enum ira_algorithm): Redefine.
91 (enum ira_region): New.
92 (flag_ira_region): New.
94 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
95 instead of flag_ira_algorithm.
97 * toplev.c (flag_ira_algorithm): Change the initial value.
98 (flag_ira_region): New.
100 * ira-int.h (ira_reg_classes_intersect_p,
101 ira_reg_class_super_classes): New.
103 * ira-color.c (update_copy_costs): Use
104 ira_reg_classes_intersect_p. Use right class to find hard reg
106 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
107 (assign_hard_reg): Ditto. Pass additional argument to
108 update_conflict_hard_regno_costs. Do not uncoalesce for priority
110 (allocno_priorities, setup_allocno_priorities,
111 allocno_priority_compare_func): Move before color_allocnos.
112 (color_allocnos): Add priority coloring. Use flag flag_ira_region
113 instead of flag_ira_algorithm.
114 (move_spill_restore): Check classes of the same reg allocno from
116 (update_curr_costs): Use ira_reg_classes_intersect_p.
117 (ira_reassign_conflict_allocnos): Ditto.
119 * opts.c (decode_options): Always set up flag_ira. Set up
120 flag_ira_algorithm. Warn CB can not be used for architecture.
121 (common_handle_option): Modify code for -fira-algorithm. Add code
122 to process -fira-region.
124 * ira-lives.c (update_allocno_pressure_excess_length): Process
126 (set_allocno_live, clear_allocno_live, mark_reg_live,
127 mark_reg_dead, process_bb_node_lives): Ditto.
129 * ira-emit.c (ira_emit): Fix insn codes.
131 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
132 instead of flag_ira_algorithm.
133 (allocno_range_compare_func): Ignore classes for priority
135 (setup_min_max_conflict_allocno_ids): Ditto.
136 (ira_flattening): Use ira_reg_classes_intersect_p.
138 * genpreds.c (write_enum_constraint_num): Output
141 * common.opt (fira-algorithm): Modify.
144 * ira.c (setup_class_hard_regs): Initialize.
145 (setup_cover_and_important_classes): Modify code setting class
146 related info for priority coloring.
147 (setup_class_translate): Ditto.
148 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
149 (setup_reg_class_intersect_union): Rename to
150 setup_reg_class_relations. Add code for setting up new variables.
151 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
152 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
154 * ira-costs.c (common_classes): New.
155 (print_costs): Use flag flag_ira_region instead of
157 (find_allocno_class_costs): Ditto. Use common_classes. Translate
159 (ira_costs): Allocate/deallocate common_classes.
161 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
162 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
165 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
166 smallest_mode_for_size.
168 2008-12-10 Ben Elliston <bje@au.ibm.com>
170 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
172 2008-12-09 Jan Hubicka <jh@suse.cz>
174 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
176 2008-12-09 Jakub Jelinek <jakub@redhat.com>
178 PR tree-optimization/35468
179 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
182 2008-12-09 Richard Guenther <rguenther@suse.de>
184 PR tree-optimization/38445
185 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
187 (emit_alias_warning): Adjust.
189 2008-12-09 Andrew Haley <aph@redhat.com>
191 * fixed-value.c (do_fixed_add): Add comment.
192 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
193 * builtins.c (fold_builtin_sqrt): Likewise.
195 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
198 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
200 * calls.c (nitialize_argument_information): Add fntype argument
201 and use it for calls.promote_function_args.
202 (expand_call): Pass fntype to aggregate_value_p if no fndecl
203 available and pass additional fntype to
204 initialize_argument_information.
205 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
206 to get function abi type.
207 (init_cumulative_args): Use for abi kind detection fntype, when no
210 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
212 * config/s390/s390.md (movti, movdi_64, movdi_31,
213 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
214 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
216 (Integer->BLKmode splitter): Removed.
218 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
220 * config/alpha/alpha.c (alpha_set_memflags): Process memory
221 references in full insn sequence.
223 2008-12-09 Jason Merrill <jason@redhat.com>
225 * gimplify.c (gimplify_init_constructor): Revert to using < rather
226 than <= for sparseness test.
229 * gimplify.c (gimplify_init_constructor): Don't write out a static
230 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
233 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
236 Fix testsuite/gfortran.dg/graphite/id-3.f90.
237 * graphite.c (scopdet_basic_block_info): Fix bug that found some
238 regions more than once.
239 * testsuite/gfortran.dg/graphite/id-3.f90: New.
240 * gcc/testsuite/gcc.dg/graphite/pr38084.c: New.
242 2008-12-09 Ben Elliston <bje@au.ibm.com>
244 * emutls.c (__emutls_get_address): Prototype.
245 (__emutls_register_common): Likewise.
247 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
249 2008-12-09 Ben Elliston <bje@au.ibm.com>
251 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
253 2008-12-08 Steve Ellcey <sje@cup.hp.com>
255 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
256 (nonlocal_goto_receiver): New instruction.
258 2008-12-08 Jakub Jelinek <jakub@redhat.com>
261 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
264 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
265 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
267 2008-12-08 Richard Henderson <rth@redhat.com>
270 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
271 (SET_TYPE_MODE): New.
272 * c-decl.c (parser_xref_tag): Use it.
273 (finish_enum): Likewise.
274 * tree.c (build_pointer_type_for_mode): Likewise.
275 (build_reference_type_for_mode, build_index_type): Likewise.
276 (build_range_type, make_vector_type): Likewise.
277 (build_common_tree_nodes_2): Likewise.
278 * stor-layout.c (compute_record_mode): Likewise.
279 (finalize_type_size, layout_type, make_fract_type): Likewise.
280 (make_accum_type, initialize_sizetypes): Likewise.
281 (vector_type_mode): New.
282 * function.c (allocate_struct_function): Call
283 invoke_set_current_function_hook before querying anything else.
285 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
287 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
289 * alias.c (find_base_term): Synch LO_SUM handling with what
290 find_base_value does.
292 2008-12-08 Andrew Haley <aph@redhat.com>
293 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
295 * gimple.h (gimple_build_try): Fix declaration.
297 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
298 * fixed-value.c (do_fixed_add): Likewise.
299 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
301 2008-12-08 Jakub Jelinek <jakub@redhat.com>
304 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
305 on parallel and task contexts.
307 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
309 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
311 2008-12-07 Richard Guenther <rguenther@suse.de>
313 PR tree-optimization/38405
314 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
315 not sign-extend truth values.
317 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
319 * tree-sra.c (scalarize_use): Create another temporary with the proper
320 type for signed types in the use_all && !is_output bitfield case.
322 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
324 PR rtl-optimization/36365
325 * df-core.c (df_worklist_dataflow_overeager): Remove.
326 (df_worklist_dataflow): Don't call it, use double-queue only.
327 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
329 2008-12-06 Jakub Jelinek <jakub@redhat.com>
332 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
333 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
335 2008-12-07 Ben Elliston <bje@au.ibm.com>
337 * gthr-single.h (__gthread_once): Adjust prototype to match all
338 other gthreads models.
340 2008-12-06 Jakub Jelinek <jakub@redhat.com>
342 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
343 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
346 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
347 operands to mult_type if it isn't narrower than op0's type.
349 2008-12-06 Jan Hubicka <jh@suse.cz>
350 Jakub Jelinek <jakub@redhat.com>
352 PR tree-optimization/38074
353 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
355 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
356 in both dirrection for first match heuristics.
357 (tree_bb_level_predictions): Disable noreturn heuristic when there
358 is no returning path.
360 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
362 PR rtl-optimization/38272
363 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
366 2008-12-05 Jakub Jelinek <jakub@redhat.com>
369 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
370 (pp_c_expression): Likewise.
372 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
375 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
377 2008-12-05 Jakub Jelinek <jakub@redhat.com>
380 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
381 arguments to HOST_WIDE_INT. If type has different signedness
382 than unsignedp or different precision from bitsize, create
383 the right type for BIT_FIELD_REF and cast to type.
384 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
387 2008-03-05 Richard Guenther <rguenther@suse.de>
389 * fold-const.c (fold_truthop): Remove code generating
390 BIT_FIELD_REFs of structure bases.
391 (fold_binary): Likewise.
392 (make_bit_field_ref): Remove.
393 (optimize_bit_field_compare): Remove.
394 (all_ones_mask_p): Remove.
396 2008-12-05 Jakub Jelinek <jakub@redhat.com>
398 * tree-sra.c (sra_explode_bitfield_assignment): Always
399 call unsigned_type_for, if the precision is higher than
400 needed, call build_nonstandard_integer_type.
403 * function.c (assign_parm_find_stack_rtl): If promoted_mode
404 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
408 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
409 only if internal_arg_pointer is a non-virtual pseudo.
411 2008-12-05 Joseph Myers <joseph@codesourcery.com>
413 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
414 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
415 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
417 2008-12-05 Jakub Jelinek <jakub@redhat.com>
419 PR tree-optimization/37716
420 * gimplify.c (gimplify_expr): Allow COND_EXPR if
421 gimplify_ctxp->allow_rhs_cond_expr.
423 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
425 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
426 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
428 (alpha_emit_conditional_branch): Do not generate direct branch
429 for UNORDERED comparisons.
431 2008-12-05 Andreas Schwab <schwab@suse.de>
433 * config/rs6000/linux-unwind.h (frob_update_context): Check for
436 2008-12-05 Jakub Jelinek <jakub@redhat.com>
439 * fold-const.c (fold_checksum_tree): Change buf type to union
442 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
445 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
447 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
449 2008-12-05 Ben Elliston <bje@au.ibm.com>
451 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
453 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
455 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
456 Gary Funck <gary@intrepid.com>
458 * cse.c (lookup_as_function): Delete mode frobbing code.
459 (equiv_constant): Re-implement it there for SUBREGs.
461 2008-12-04 Richard Guenther <rguenther@suse.de>
464 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
465 (tree-ssa-structalias.o): Remove errors.h dependency.
466 (tree-ssa-reassoc.o): Likewise.
467 * tree-ssa-reassoc.c: Do not include errors.h.
468 * tree-ssa-alias-warnings.c: Remove.
469 * tree-ssa-alias.c (compute_may_aliases): Remove call to
470 strict_aliasing_warning_backend.
471 * tree-ssa-structalias.c (emit_pointer_definition): New function.
472 (emit_alias_warning): Likewise.
473 (set_uids_in_ptset): Warn for clear cases of type-punning.
474 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
477 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
479 * cse.c (equiv_constant): Fix pasto.
481 2008-12-04 Nick Clifton <nickc@redhat.com>
483 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
484 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
485 formatting of quotes.
487 2008-12-04 Jakub Jelinek <jakub@redhat.com>
490 * fold-const.c (fold_checksum_tree): Allow modification of
493 2008-12-03 Jakub Jelinek <jakub@redhat.com>
496 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
497 have the right number of arguments.
499 2008-12-03 Richard Guenther <rguenther@suse.de>
502 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
505 2008-12-03 Tomas Bily <tbily@suse.cz>
508 * tree-loop-distribution.c (build_size_arg): New function.
509 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
510 Reorganized generating of stmts.
511 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
512 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
513 Indicate if analysis succeed.
514 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
515 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
516 Uses new definition of dr_analyze_innermost.
518 2008-12-03 Ben Elliston <bje@au.ibm.com>
520 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
522 2008-12-03 Jakub Jelinek <jakub@redhat.com>
524 PR tree-optimization/37716
525 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
526 all the needed operations as trees and gimplify_assign it to dst.
529 * configure.ac (gcc_cv_readelf): Look for readelf.
530 (gcc_cv_as_cfi_advance_working): Check for working
531 cfi advances with code alignment factor > 1.
532 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
534 * configure: Regenerated.
536 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
537 Jakub Jelinek <jakub@redhat.com>
538 Andrew Pinski <andrew_pinski@playstation.sony.com>
540 PR rtl-optimization/38281
541 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
542 set it to NULL_RTX afterwards.
544 * emit-rtl.c (set_insn_deleted): Fix formatting.
546 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
548 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
550 * config/mips/mips.md (IMOVE32): New mode iterator.
551 (movsi): Generalize with IMOVE32.
552 (*movsi_internal): Likewise.
553 (*mov<mode>_mips16): Likewise.
556 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
557 Maxim Kuvyrkov <maxim@codesourcery.com>
559 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
560 PC-relative addressing when compiling for uclinux PIC.
561 (__cmpdf_internal, __cmpsf_internal): Hide.
562 (__cmpdf, __cmpsf): Use PIC call sequence.
564 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
565 Jack Howarth <howarth@bromo.med.uc.edu>
567 * config/i386/t-darwin64: Add m32 multilib support.
569 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
571 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
573 2008-12-02 Jakub Jelinek <jakub@redhat.com>
576 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
577 before using it in POINTER_PLUS_EXPR.
579 2008-12-02 Richard Guenther <rguenther@suse.de>
581 PR tree-optimization/38359
582 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
585 2008-12-02 Martin Jambor <mjambor@suse.cz>
588 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
590 (forward_propagate_addr_into_variable_array_index): Check that the
591 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
592 than the gimple code directly.
594 2008-12-02 Ben Elliston <bje@au.ibm.com>
596 * config/spu/float_disf.c (__floatdisf): Prototype.
597 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
598 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
599 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
601 2008-12-02 DJ Delorie <dj@redhat.com>
603 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
604 (DWARF_CIE_DATA_ALIGNMENT): Define.
606 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
607 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
608 (xstormy16_expand_prologue): Likewise.
609 (xstormy16_expand_builtin_va_start): Likewise.
610 (xstormy16_gimplify_va_arg_expr): Likewise.
612 2008-12-02 Jakub Jelinek <jakub@redhat.com>
615 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
616 potentially returned from folding memcpy.
617 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
618 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
620 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
623 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
624 decoration of function RTL names here on Ada language.
626 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
628 PR rtl-optimization/38280
629 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
630 ira_rebuild_regno_allocno_list): New functions.
631 (regno_allocnos): New static variable.
632 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
633 Call ira_rebuild_regno_allocno_list.
635 2008-12-01 David Daney <ddaney@caviumnetworks.com>
636 Adam Nemet <anemet@caviumnetworks.com>
638 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
639 LINUX_DRIVER_SELF_SPECS.
641 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
643 PR rtl-optimization/37514
644 * reload1.c (reload_as_needed): Invalidate reg_last_reload
647 2008-12-01 Jakub Jelinek <jakub@redhat.com>
650 * c-omp.c (c_finish_omp_for): Only transform pointer
651 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
653 PR rtl-optimization/38245
654 * tree-vrp.c (abs_extent_range): New function.
655 (extract_range_from_binary_expr): Compute range
656 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
657 or includes zero or if vr1 is VR_RANGE and op0 has some
660 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
663 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
664 case by calculating ~(new_reg & val) instead of (~new_reg & val).
665 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
666 to (not:I48MODE (and:I48MODE (...))).
667 (sync_old_nand<mode>): Ditto.
668 (sync_new_nand<mode>): Ditto.
670 2008-12-01 Nick Clifton <nickc@redhat.com>
672 * config/stormy16/stormy16.md (CARRY_REG): New constant.
673 Replace uses of the "y" register class with direct references to
674 the CARRY_REG register.
675 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
676 register with clobbers of the carry register.
677 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
678 (xstormy16_split_cbranch): Remove redundant carry parameter.
679 (xstormy16_expand_arith): Likewise.
680 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
681 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
682 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
683 (CARRY_REGNUM): Define.
684 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
686 (xstormy16_expand_arith): Likewise.
688 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
690 * config/score/score.h (IRA_COVER_CLASSES): Define.
692 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
695 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
696 (divsi3_sp32): Add new alternative with 'K' for operand #2.
697 (cmp_sdiv_cc_set): Factor common string.
698 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
700 (cmp_udiv_cc_set): Factor common string.
702 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
705 * varasm.c (emutls_finish): Fix common registration.
707 2008-11-29 Jakub Jelinek <jakub@redhat.com>
710 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
712 2008-11-29 David Edelsohn <edelsohn@gnu.org>
714 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
715 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
716 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
717 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
718 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
719 Ignore sub-word case for now.
720 (sync_nand<mode>_internal): Represent NAND in RTL.
721 (sync_old_nand<mode): Same.
722 (sync_old_name<mode>_internal): Same.
723 (sync_new_nand<mode>): Same.
724 (sync_new_nand<mode>_internal): Same.
725 (sync_boolcshort_internal): Expect NAND.
727 2008-11-28 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/37955
730 PR tree-optimization/37742
731 * tree-vect-transform.c (vectorizable_store): Remove assert for
733 (vectorizable_load): Likewise.
735 2008-11-27 Richard Guenther <rguenther@suse.de>
737 * tree-ssa-structalias.c (intra_create_variable_infos): Make
738 a constraint for the static chain parameter.
740 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
742 * config/bfin/bfin.opt (micplb): New option.
743 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
744 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
745 ENABLE_WA_INDIRECT_CALLS): New macros.
746 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
748 (indirect_call_p): New function.
749 (workaround_speculation): Handle anomaly 05-00-0426 when
750 ENABLE_WA_INDIRECT_CALLS is true.
751 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
752 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
753 * doc/invoke.texi (Blackfin Options): Document -micplb.
755 2008-11-26 DJ Delorie <dj@redhat.com>
757 * config/m32c/mov.md ("extendhipsi2"): New.
759 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
761 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
762 * config/m32c/mov.md (zero_extendqihi2): Likewise.
764 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
766 * config/mips/mips.md (clear_hazard): Rename to
767 clear_hazard_<mode>. Use mode-specific addition.
768 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
769 or gen_clear_hazard_di depending on the size of Pmode.
771 2008-11-26 DJ Delorie <dj@redhat.com>
773 * configure.ac: Test m32c-elf-gas for .loc.
774 * configure: Likewise.
776 2008-11-26 Janis Johnson <janis187@us.ibm.com>
779 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
782 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
784 * config/i386/sync.md (memory_barrier_nosse): Disable also for
785 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
786 (memory_barrier): Do not generate memory_barrier_nosse instruction
788 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
790 2008-11-26 Fredrik Unger <fred@tree.se>
792 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
793 function name from __floatundisf.
794 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
797 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
798 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/37869
801 * tree-ssa-structalias.c (struct constraint_graph): Remove
802 pt_used and number_incoming members.
803 (build_pred_graph): Do not allocate them.
804 (condense_visit): Do not use them.
805 (label_visit): Likewise.
806 (free_var_substitution_info): Do not free them.
808 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
810 * doc/invoke.texi (ira-max-loops-num): Change semantics.
812 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
814 * ira-color.c (allocno_spill_priority): New function.
815 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
816 Print more info about the spilled allocno.
817 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
820 * ira-build.c (loop_node_to_be_removed_p): Remove.
821 (loop_compare_func, mark_loops_for_removal): New functions.
822 (remove_uneccesary_loop_nodes_from_loop_t): Use member
824 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
826 * ira.c (ira): Don't change flag_ira_algorithm.
828 * params.def (ira-max-loops-num): Change the value.
830 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
832 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
833 Disable unsupported alternative for ColdFire,
834 add new alternative that ColdFire can handle.
836 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
838 * regrename.c (merge_overlapping_regs): Add registers artificially
839 defined at the top of the basic block to the set of live ones just
840 before the first insn.
842 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
843 Joey Ye <joey.ye@intel.com>
846 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
847 false if we need to align the outgoing stack.
848 (ix86_update_stack_boundary): Check parm_stack_boundary.
850 2008-11-25 Richard Guenther <rguenther@suse.de>
854 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
855 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
856 in favor of dereferenced_ptrs.
857 (init_alias_info): Adjust.
858 (delete_alias_info): Likewise.
859 (compute_flow_insensitive_aliasing): Properly
860 include all aliased variables.
861 (update_alias_info_1): Use dereferenced_ptrs.
862 (setup_pointers_and_addressables): Likewise.
863 (get_smt_for): Honor ref-all pointers and pointers with known alias
865 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
867 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
870 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
871 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
873 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
875 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
877 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
879 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
881 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
884 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
885 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
887 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
889 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
890 UNSPECV_CMPXCHG_[12].
891 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
892 UNSPECV_CMPXCHG_[12].
895 * config/i386/sync.md (memory_barrier): New expander.
897 2008-11-24 Jakub Jelinek <jakub@redhat.com>
900 * dse.c (find_shift_sequence): Optimize extraction from a constant.
902 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
904 * pa.c (function_arg): Revert 2008-10-26 change.
906 2008-11-23 Helge Deller <deller@gmx.de>
908 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
909 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
910 succeeded and lws_ret is not equal to oldval.
912 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
914 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
916 2008-11-22 Andreas Schwab <schwab@suse.de>
918 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
921 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
923 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
924 Use constant 1 as the operand.
925 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
926 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
927 gen_rdhwr_synci_step_di depending on the size of Pmode.
929 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
932 * config/i386/i386.md (SWI248): New mode iterator.
933 (SWI32): Remove mode iterator.
934 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
935 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
936 iterator. Generate popcnt mnemonic without mode extensions
937 for Darwin x86 targets.
938 (*popcount<mode>2_cmp): Ditto.
939 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
940 extensions for Darwin x86 targets.
942 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
944 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
945 only if HAVE_AS_SPARC_UA_PCREL is defined.
947 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
949 * ira-costs.c (find_allocno_class_costs): Work out the maximum
950 allocno_costs value of the classees with the lowest total_costs
951 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
952 (setup_allocno_cover_class_and_costs): ...rather than here.
953 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
956 2008-11-22 Jakub Jelinek <jakub@redhat.com>
959 * builtins.c (expand_builtin_apply_args): Emit sequence before
960 parm_birth_insn instead of after entry_of_function's first insn.
963 * function.c (assign_parm_remove_parallels): Pass
964 data->passed_type as third argument to emit_group_store.
967 * final.c (mark_symbol_refs_as_used): New function.
968 * output.h (mark_symbol_refs_as_used): New prototype.
969 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
970 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
971 * config/arm/arm.md (consttable_4): Likewise.
974 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
976 2008-11-21 Jakub Jelinek <jakub@redhat.com>
979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
980 propagate x = &a into *x = b if conversion from b to a's type is
983 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
985 * caller-save.c (insert_one_insn): Take into account REG_INC notes
986 for the liveness computation of the new insn.
988 2008-11-21 DJ Delorie <dj@redhat.com>
990 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
991 Moves to/from below100 space (W) can only use r0-r7.
993 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
996 * doc/invoke.texi (Optimization Options): Fix typo.
998 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
999 Xuepeng Guo <xuepeng.guo@intel.com>
1001 * config.gcc (extra_headers): For x86 and x86-64, remove
1002 gmmintrin.h, add immintrin.h and avxintrin.h.
1004 * config/i386/gmmintrin.h: Renamed to ...
1005 * config/i386/avxintrin.h: This. Issue an error if
1006 _IMMINTRIN_H_INCLUDED is undedined.
1008 * config/i386/immintrin.h: New.
1010 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1013 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1014 mode of PLUS, not mode of the eliminated register.
1016 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1018 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1019 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1020 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1021 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1022 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1023 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1024 (*nand<mode>3): Rename to *andnot<mode>3.
1025 (*nandtf3): rename to *andnottf3.
1026 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1027 Use CODE_FOR_mmx_andnotv2si3.
1028 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1029 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1030 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1031 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1032 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1034 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1037 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1038 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1039 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1040 to (not:IMODE (and:IMODE (...))).
1041 (sync_old_nand<mode>): Ditto.
1042 (sync_new_nand<mode>): Ditto.
1044 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1046 * config/arm/thumb2.md (thumb2_casesi_internal,
1047 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1049 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1051 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1052 nand to the changed 4.4 semantic.
1054 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1057 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1058 (fold_builtin_memory_op): Handle even the case where just one
1059 of src and dest is an address of a var decl component, using
1060 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1061 and readonly_data_expr src check.
1062 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1065 PR rtl-optimization/36998
1066 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1067 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1068 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1069 stack_adjust_offset callers.
1070 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1072 (compute_barrier_args_size): Handle insns in annulled branches
1075 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1079 Handle cases when integer argument crosses argument register boundary.
1081 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1084 * config.gcc (i[34567]86-*-solaris2*): Don't include
1085 i386/t-crtstuff here.
1086 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1087 * config/i386/t-sol2: Move to libgcc/config/i386.
1089 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1092 * tlink.c: Include "libiberty.h".
1093 (initial_cwd): Change type into char *.
1094 (tlink_init): Call getpwd instead of getcwd.
1096 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1098 PR rtl-optimization/32283
1099 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1100 of the induction variable to decide whether it may wrap.
1101 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1102 initialization of the bound before the loop.
1103 * simplify-rtx.c (simplify_binary_operation_1): Add two
1104 simplifications regarding AND.
1105 (simplify_plus_minus): Only fail if no simplification is possible.
1106 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1108 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1111 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1112 checking until GIMPLE lowering.
1113 * gimple-low.c (check_call_args): New function.
1114 (lower_stmt) <case GIMPLE_CALL>: Call it.
1116 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1118 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1119 with the same type as the first operand of the AND expression.
1121 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1124 * ira-int.h (struct ira_loop_tree_node): New member
1125 entered_from_non_parent_p.
1127 * ira-color.c (print_loop_title): Print loop bbs.
1129 * ira-emit.c (entered_from_non_parent_p,
1130 setup_entered_from_non_parent_p): New functions.
1131 (not_modified_p): Rename to store_can_be_removed_p. Check there
1133 (generate_edge_moves): Use store_can_be_removed_p instead of
1135 (ira_emit): Call setup_entered_from_non_parent_p.
1137 * ira-build.c (copy_info_to_removed_store_destinations):
1138 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1139 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1140 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1141 update all accumulated attributes.
1143 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1146 * ira-int.h (ira_copy_allocno_live_range_list,
1147 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1148 ira_finish_allocno_live_range_list): New prototypes.
1149 (ira_allocno_live_ranges_intersect_p,
1150 ira_pseudo_live_ranges_intersect_p): Remove.
1152 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1153 ira_pseudo_live_ranges_intersect_p): Rename to
1154 allocnos_have_intersected_live_ranges_p and
1155 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1157 * ira-color.c: ... here
1158 (coalesced_allocno_conflict_p): Use
1159 allocnos_have_intersected_live_ranges_p.
1160 (coalesced_allocnos_living_at_program_points,
1161 coalesced_allocnos_live_at_points_p,
1162 set_coalesced_allocnos_live_points): Remove.
1163 (slot_coalesced_allocnos_live_ranges,
1164 slot_coalesced_allocno_live_ranges_intersect_p,
1165 setup_slot_coalesced_allocno_live_ranges): New.
1166 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1167 (ira_sort_regnos_for_alter_reg): Use
1168 allocnos_have_intersected_live_ranges_p.
1169 (ira_reuse_stack_slot): Use
1170 pseudos_have_intersected_live_ranges_p.
1172 * global.c (pseudo_for_reload_consideration_p): Check
1173 flag_ira_share_spill_slots too.
1175 * ira-build.c (copy_allocno_live_range_list): Rename to
1176 ira_copy_allocno_live_range_list. Make it external.
1177 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1179 (ira_allocno_live_ranges_intersect_p): New.
1180 (ira_finish_allocno_live_range_list): New.
1181 (finish_allocno): Use it.
1182 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1183 (copy_info_to_removed_store_destinations): Ditto. Use
1184 ira_copy_allocno_live_range_list.
1185 (ira_flattening): Use ira_merge_allocno_live_ranges.
1187 * ira.c (too_high_register_pressure_p): New function.
1188 (ira): Switch off sharing spill slots if the pressure is too high.
1190 2008-11-19 Richard Guenther <rguenther@suse.de>
1192 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1193 non-sizetype offsets if their precision matches that of the pointer.
1194 * expr.c (expand_expr_real_1): Always sign-extend the offset
1195 operand of a POINTER_PLUS_EXPR.
1197 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1199 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1200 (mips-sgi-irix[56]*): No need to use fixproto.
1202 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1203 Paul Brook <paul@codesourcery.com>
1205 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1208 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1210 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1212 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1215 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1216 (separate_decls_in_region): Create shared struct even when there
1217 are only reductions.
1219 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1221 * config/picochip/picochip.c (headers): Remove an unnecessary
1224 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1227 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1228 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1230 * config/m68k/m68k.md: Adjust all conditional branches that use the
1231 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1233 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1236 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1237 is a register or zero operand in the correct mode before generating
1238 mtch1 insn or a register operand in the correct mode before generating
1240 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1242 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1244 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1245 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1246 mipsisa*-*-elf*. Handle mipsisa64r2*.
1247 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1248 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1250 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1251 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1253 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1254 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1255 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1258 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1261 * config/i386/i386.md (allocate_stack_worker_32,
1262 allocate_stack_worker_64): Don't use match_dup between input and
1264 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1265 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1267 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1269 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1270 is forced when trying to do a symbol link for it.
1272 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1274 * expmed.c (extract_bit_field_1): Also use a temporary and
1275 convert_extracted_bit_field when the conversion from ext_mode to
1276 the target mode requires explicit truncation.
1278 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1280 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1282 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1283 registers when not optimizing.
1285 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1287 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1288 and its associated define_split. Expose the all-d alternative
1289 to the register allocator, but mark it with "?". Mark the first
1290 alternative with "*?*?".
1291 (*mul_sub_si): Likewise.
1292 (*mul_acc_si_r3900): New pattern.
1294 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1298 propagating x = &a into *x = b, add a cast if not useless
1299 type conversion or don't optimize if another stmt would be
1302 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1305 * optabs.c (expand_sync_operation): Properly handle NAND case
1306 by calculating ~(t1 & val) instead of (~t1 & val).
1307 * builtins.c (expand_builtin_sync_operation): Warn for changed
1308 semantics in NAND builtins.
1309 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1311 * doc/invoke.texi (Warning options): Add Wsync-nand.
1312 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1313 __sync_fetch_and_nand builtin operation in the example. Add a note
1314 about changed semantics in GCC 4.4.
1315 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1316 operation in the example. Add a note about changed semantics in
1319 2008-11-16 Jan Hubicka <jh@suse.cz>
1321 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1324 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1326 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1329 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1332 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1333 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1335 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1336 rather than call_really_used_regs when handling $gp.
1338 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1341 * config/mips/mips.c (machine_function): Update the comment
1342 above global_pointer.
1343 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1344 that a function doesn't need a global pointer.
1345 (mips_current_loadgp_style): Update accordingly.
1346 (mips_restore_gp): Likewise.
1347 (mips_output_cplocal): Likewise.
1348 (mips_expand_prologue): Likewise.
1350 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1352 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1353 parameter. Use DImode for computing the number of registers.
1354 (function_arg): Adjust for above change.
1355 (function_value): Likewise.
1357 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1359 PR tree-optimization/37950
1360 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1361 not computed for the current function.
1363 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1366 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1367 gpr and other COMPONENT_REFs.
1369 2008-11-15 Richard Guenther <rguenther@suse.de>
1371 PR tree-optimization/38051
1372 * tree-ssa-alias.c (update_alias_info_1): Manually find
1375 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1377 * doc/invoke.texi (-mfix-r10000): Document.
1378 * config/mips/mips.opt (mfix-r10000): New option.
1379 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1380 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1381 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1382 (MIPS_SYNC_OP): Likewise.
1383 (MIPS_SYNC_OP_12): Likewise.
1384 (MIPS_SYNC_OLD_OP_12): Likewise.
1385 (MIPS_SYNC_NEW_OP_12): Likewise.
1386 (MIPS_SYNC_OLD_OP): Likewise.
1387 (MIPS_SYNC_NAND): Likewise.
1388 (MIPS_SYNC_OLD_NAND): Likewise.
1389 (MIPS_SYNC_EXCHANGE): Likewise.
1390 (MIPS_SYNC_EXCHANGE_12): Likewise.
1391 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1393 (MIPS_SYNC_NEW_NAND): Likewise.
1394 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1395 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1396 (mips_output_sync_loop): New function.
1397 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1398 Make -mfix-r10000 require branch-likely instructions.
1399 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1400 mips_output_sync_loop.
1401 (compare_and_swap_12): Likewise.
1402 (sync_add<mode>): Likewise.
1403 (sync_<optab>_12): Likewise.
1404 (sync_old_<optab>_12): Likewise.
1405 (sync_new_<optab>_12): Likewise.
1406 (sync_nand_12): Likewise.
1407 (sync_old_nand_12): Likewise.
1408 (sync_new_nand_12): Likewise.
1409 (sync_sub<mode>): Likewise.
1410 (sync_old_add<mode>): Likewise.
1411 (sync_old_sub<mode>): Likewise.
1412 (sync_new_add<mode>): Likewise.
1413 (sync_new_sub<mode>): Likewise.
1414 (sync_<optab><mode>): Likewise.
1415 (sync_old_<optab><mode>): Likewise.
1416 (sync_new_<optab><mode>): Likewise.
1417 (sync_nand<mode>): Likewise.
1418 (sync_old_nand<mode>): Likewise.
1419 (sync_new_nand<mode>): Likewise.
1420 (sync_lock_test_and_set<mode>): Likewise.
1421 (test_and_set_12): Likewise.
1423 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1425 * gcc.c (cc1_options): Fix comment.
1427 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1430 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1431 argtype instead of result_type.
1433 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1435 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1436 subloop_next/next and subloops/childen fields.
1438 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1440 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1441 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1442 (LOCAL_INCLUDE_DIR): Undefine.
1443 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1445 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1447 PR rtl-optimization/37397
1448 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1449 (ALLOCNO_BAD_SPILL_P): New macro.
1451 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1453 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1454 (create_cap_allocno, propagate_allocno_info,
1455 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1456 (update_bad_spill_attribute): New function.
1457 (ira_build): Call it.
1459 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1461 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1463 PR tree-optimization/38104
1464 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1465 before calling mark_symbols_for_renaming, not after it.
1467 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1469 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1470 (OVERRIDE_OPTIONS): Likewise.
1472 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1473 Andrew Stubbs <ams@codesourcery.com>
1474 Gunnar Von Boehn <gunnar@genesi-usa.com>
1477 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1478 the shorter LEA insn over ADD.L where possible.
1480 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1482 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1483 systems, which are assumend to always provide SSP-support in glibc.
1484 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1486 * configure: Regenerate.
1488 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1491 * function.c (gimplify_parameters): For callee copies parameters,
1492 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1494 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1497 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1498 x86 parts into the `i[34567]86-*-linux*' and parts that are
1499 independent of the processor architecture into the `*-*-linux*' cases.
1500 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1501 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1502 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1503 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1504 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1505 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1506 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1508 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1510 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1511 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1512 (ls2_idiv): Likewise idiv3.
1513 (ls2_prefetch): New reservation.
1514 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1515 * config/mips/mips.md (type): Add imul3nc and idiv3.
1516 (length): Handle idiv3.
1517 (any_mod): New code_iterator.
1518 (u): Handle MOD and UMOD.
1519 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1520 (prefetch): Handle TARGET_LOONGSON_2EF.
1522 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1525 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1526 (prune_unused_types_walk): Call it for non-perennial local classes.
1527 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1528 entry, just set it to 2 and recurse on children, don't walk attributes
1531 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1533 * c-common.c (warn_about_parentheses): Add missing whitespace
1536 2008-11-13 Paul Brook <paul@codesourcery.com>
1538 * doc/invoke.texi: Document --fix-cortex-m3.
1539 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1540 Cortex-M3 cpu is selected.
1541 (output_move_double): Avoid overlapping base register and first
1542 destination register when fix_cm3_ldrd.
1543 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1545 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1548 * gimple.h (gimple_range_check_failed): Remove prototype.
1549 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1551 (gimple_range_check_failed): Removed.
1553 2008-11-13 Andrew Haley <aph@redhat.com>
1556 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1559 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1563 2007-05-07 Mike Stump <mrs@apple.com>
1564 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1565 also checks for and while statements in C++.
1567 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1570 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1571 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1572 - which clones are reachable - as "abstract and needed".
1573 * cgraph.c (cgraph_release_function_body): If a node is
1574 "abstract and needed", do not release its DECL_INITIAL() content
1575 that will be needed to emit debug info.
1577 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1580 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1581 to set HAVE_GETIPINFO.
1582 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1583 * configure: Regenerate.
1584 * config.in: Regenerate.
1586 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1589 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1591 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1594 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1595 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1597 2008-11-12 Jason Merrill <jason@redhat.com>
1600 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1603 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1605 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1606 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1608 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1609 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1611 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1613 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1614 packed-stack special handling.
1615 (FRAME_ADDR_RTX): Add definition.
1617 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1620 * fold-const.c (native_encode_string): New function.
1621 (native_encode_expr): Use it for STRING_CST.
1623 2008-11-12 DJ Delorie <dj@redhat.com>
1625 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1626 insns if the intermediate value will be used later.
1628 2008-11-12 Andreas Schwab <schwab@suse.de>
1630 * config/m68k/m68k.c (print_operand): Mask off extra extension
1631 bits when writing out the representation of real values.
1633 2008-11-12 Ira Rosen <irar@il.ibm.com>
1635 PR tree-optimization/38079
1636 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1639 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1642 * c-pretty-print.c (pp_c_complex_expr): New function.
1643 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1646 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1647 than INNER and INNER is a constant, forcibly align INNER as much
1650 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1652 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1654 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1656 PR rtl-optimization/37363
1657 * simplify-rtx.c (simplify_plus_minus): Don't create
1658 (const (minus ...)) expresisons.
1660 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1662 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1665 2008-11-10 Catherine Moore <clm@codesourcery.com>
1667 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1669 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1670 (BASE_DRIVER_SELF_SPECS): Remove.
1671 (DRIVER_SELF_SPECS): New definition.
1672 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1673 BASE_DRIVER_SELF_SPECS.
1674 * config/mips/sde.h: Likewise.
1675 * config/mips/iris6.h: Likewise.
1676 * config/mips/vr.h: Likewise.
1677 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1679 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1681 PR rtl-optimizations/37948
1682 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1683 (ira_create_copy, ira_add_allocno_copy): New parameter.
1685 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1686 to ira_add_allocno_copy.
1687 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1688 parameter to process_regs_for_copy.
1689 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1690 Fix typo in passing second allocno to ira_add_allocno_copy.
1692 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1693 coalesced allocnos list.
1694 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1696 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1697 (add_ira_allocno_to_ordered_bucket): Rename to
1698 add_allocno_to_ordered_bucket.
1699 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1700 head of coalesced allocnos list.
1701 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1702 Check that it is aready calculated.
1703 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1704 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1706 (coalesce_allocnos): Do extended coalescing too.
1708 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1709 parameter to ira_add_allocno_copy.
1711 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1713 (print_copy): Print copy origination too.
1715 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1718 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1720 PR rtl-optimization/37514
1721 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1722 flag_ira_share_spill_slots to 2 if it's already non-zero.
1723 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1724 flag_ira_share_spill_slots is 2.
1726 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1728 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1729 (prologue_enter_32): Set FB to SP - 4.
1731 2008-11-10 DJ Delorie <dj@redhat.com>
1733 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1734 constraint for single-bit-clear in lower byte of HI constant, vs
1735 Imb which just ignores the upper byte.
1736 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1737 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1738 (iorhi3_16): Check for single bit set, not single bit clear.
1740 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1742 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1744 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1746 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1748 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1749 values living in memory and use more precise alignment information.
1751 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1754 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1755 after __mf_check call if the call must end a bb.
1757 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1761 * combine.c (force_to_mode): Do not process vector types.
1763 * rtlanal.c (nonzero_bits1): Do not process vector types.
1764 (num_sign_bit_copies1): Likewise.
1766 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1768 * config/i386/gnu.h: Add copyright and licensing header.
1769 * config/gnu.h: Likewise.
1771 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1773 * fwprop.c (fwprop_done): Call df_remove_problem.
1775 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1778 * tree-scalar-evolution.c (instantiate_scev_1): Return
1779 chrec_dont_know for VL_EXP_CLASS_P.
1781 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1783 * reg-stack.c (reg_to_stack): Add missing braces in memset
1786 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1788 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1789 (NO_PROFILE_COUNTERS): New define.
1791 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1794 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1796 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1799 * config/sparc/constraints.md (D): New.
1800 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1801 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1803 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1804 Use the 'D' constraint in addition to 'F' in some alternatives.
1805 (DF splitter): Generalize for V64mode.
1806 * doc/md.texi (SPARC): Document the 'D' constraint.
1808 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1810 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1812 2008-11-06 Ben Elliston <bje@au.ibm.com>
1814 * gcc.c: Remove ancient comment about a bug in Sun cc.
1816 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1818 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1820 2008-11-06 Ben Elliston <bje@au.ibm.com>
1822 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1824 2008-11-06 Ben Elliston <bje@au.ibm.com>
1826 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1829 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1832 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1835 2008-11-05 Martin Jambor <mjambor@suse.cz>
1838 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1839 pointer arithmetics into array_ref if the array is accessed
1840 through an indirect_ref.
1842 2008-11-05 Richard Guenther <rguenther@suse.de>
1845 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1846 qualified pointer conversion before stripping qualifiers.
1847 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1848 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1849 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1852 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1853 properly canonicalize binary ops.
1854 (forward_propagate_addr_expr_1): Use
1855 may_propagate_address_into_dereference.
1857 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1860 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1861 Initialize uninitialized input registers with a NaN.
1863 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1867 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1869 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1873 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1874 exits and conditions.
1875 * testsuite/gcc.dg/graphite/pr37943.c: New.
1877 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1878 Andrew Pinski <andrew_pinski@playstation.sony.com>
1881 * c-common.c (warn_for_sign_compare): For complex result_type
1882 use component's type.
1884 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1886 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1888 * print-tree.c (print_node): Don't print DECL_INITIAL
1892 * c-common.c (parse_optimize_options): Save and restore
1893 flag_strict_aliasing around decode_options call.
1895 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1897 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1898 (host_detect_local_cpu): Use it instead of casted strings to
1899 compare vendor signatures.
1901 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1904 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1905 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1907 2008-11-03 Catherine Moore <clm@codesourcery.com>
1909 * config/mips.c (mips_conditional_register_usage): Handle the
1910 DSP control register.
1911 * doc/extend.texi: Document the DSP control register.
1913 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1914 Jakub Jelinek <jakub@redhat.com>
1916 * omp-low.c (expand_omp_for_generic): If iter_type has different
1917 precision than type and type is a pointer type, cast n1 and n2
1918 first to an integer type with the same precision as pointers
1919 and only afterwards to iter_type.
1921 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1923 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1924 (UNSPEC_GOTSYM_OFF): New unspec.
1925 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1926 (pic_add_dot_plus_eight): Likewise.
1927 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1928 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1929 UNSPEC_PIC_BASE operands.
1930 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1931 (arm_output_addr_const_extra): Handle it.
1933 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1935 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1936 integer class to full integer class if the offset is not word-aligned.
1938 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1941 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1943 (doloop_optimize): Update call to doloop_modify.
1945 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1947 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1949 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1952 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1953 gcc_cv_as_cfi_directive.
1954 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1955 merging read-only and read-write sections or assembler emits
1956 read-write .eh_frame sections.
1957 * configure: Regenerate.
1959 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1962 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1964 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1966 (rs6000_emit_prologue): Invert logic.
1967 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1968 (reg:P 11) instead of match_operand.
1969 (*save_fpregs_<mode>): Likewise.
1970 (*restore_gpregs_<mode>): Likewise.
1971 (*return_and_restore_gpregs_<mode>): Likewise.
1972 (*return_and_restore_fpregs_<mode>): Likewise.
1973 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1974 (reg:P 11) insted of match_operand.
1975 (*restore_gpregs_spe): Likewise.
1976 (*return_and_restore_gpregs_spe): Likewise.
1978 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1980 PR tree-optimization/37684
1981 * gcc.dg/graphite/pr37684.c: New.
1982 * graphite.c (exclude_component_ref): New.
1983 (is_simple_operand): Call exclude_component_ref.
1985 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1987 PR tree-optimization/36908
1988 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1989 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1990 (number_of_rw_in_partition): New.
1991 (partition_contains_all_rw): New.
1992 (ldist_gen): Do not distribute when one of the partitions
1993 contains all the memory operations.
1995 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1997 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1998 EDGE_IRREDUCIBLE_LOOP.
2000 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2002 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2003 where we have one entry point in the loop which isn't the head.
2005 2008-11-03 Richard Guenther <rguenther@suse.de>
2008 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2010 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2013 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2014 for ipa and simple ipa passes.
2016 2008-11-02 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/37542
2019 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2020 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2021 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2022 (vn_nary_op_insert_stmt): Likewise.
2023 (visit_use): Likewise.
2025 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2027 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2029 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2030 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2031 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2032 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2033 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2034 peephole2's): Replace unspec with rotate.
2035 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2037 2008-11-02 Richard Guenther <rguenther@suse.de>
2039 PR tree-optimization/37991
2040 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2041 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2042 (set_ssa_val_to): Print if the value changed.
2043 (simplify_binary_expression): Strip useless conversions.
2045 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2048 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2051 2008-11-01 Richard Guenther <rguenther@suse.de>
2054 * builtins.c (fold_builtin_strspn): Return a size_t.
2055 (fold_builtin_strcspn): Likewise.
2057 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2059 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2060 attribute for struct return convention.
2062 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2064 * config/rs6000/crtsavres.asm: Really, really delete.
2066 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2068 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2070 (rs6000_emit_prologue): Invert logic.
2071 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2072 (reg:P 11) instead of match_operand.
2073 (*save_fpregs_<mode>): Likewise.
2074 (*restore_gpregs_<mode>): Likewise.
2075 (*return_and_restore_gpregs_<mode>): Likewise.
2076 (*return_and_restore_fpregs_<mode>): Likewise.
2077 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2078 (reg:P 11) insted of match_operand.
2079 (*restore_gpregs_spe): Likewise.
2080 (*return_and_restore_gpregs_spe): Likewise.
2082 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2084 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2085 list of word switches that take args.
2087 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2089 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2090 (s390_output_pool_entry): Call it through for_each_rtx.
2093 * expr.c (store_constructor): For vectors, if target is a MEM, use
2094 target's MEM_ALIAS_SET instead of elttype alias set.
2096 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2099 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2102 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2105 * config/rs6000/predicates.md (word_offset_memref_operand):
2106 Restructure code and look inside auto-inc/dec addresses.
2108 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2111 * libgcov.c ( __gcov_indirect_call_profiler): Check
2112 TARGET_VTABLE_USES_DESCRIPTORS.
2114 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2116 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2117 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2118 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2119 offset if eliminating soft frame pointer.
2120 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2121 (stack_protect_test_si): Add initial machine description
2122 for Stack Smashing Protector
2124 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2127 * c-common.c (min_precision): Move to...
2128 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2129 * tree.h (tree_int_cst_min_precision): Declare.
2130 * c-common.h (min_precision): Delete declaration.
2131 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2132 multiplication of non-negative integer constants.
2133 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2134 tree_int_cst_min_precision.
2135 (finish_enum): Likewise.
2137 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2140 * convert.c (convert_to_real): Do not optimize conversions of
2141 binary arithmetic operations between binary and decimal
2142 floating-point types. Consider mode of target type in determining
2143 decimal type for arithmetic. Unless
2144 flag_unsafe_math_optimizations, do not optimize binary conversions
2145 where this may change rounding behavior.
2146 * real.c (real_can_shorten_arithmetic): New.
2147 * real.h (real_can_shorten_arithmetic): Declare.
2149 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2151 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2152 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2153 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2155 (must_save_p): For some workarounds, interrupts need to clobber a
2157 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2158 and LC1 for WA_05000257.
2159 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2160 WA_05000283 and WA_05000315.
2161 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2162 (movbi): Add alternative to set CC to 1; improve code for setting
2164 (dummy_load): New pattern.
2166 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2169 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2170 BLKmode for non-memory, convert using a wider MODE_INT mode
2174 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2175 that haven't been removed yet.
2177 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2179 * config/bfin/bfin.c (struct machine_function): New member
2180 has_loopreg_clobber.
2181 (bfin_expand_movmem): Set it when generating memcpy insns.
2182 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2183 expand_epilogue_reg_restore): If we have hardware loops,
2184 memcpy insns (indicated by has_loopreg_clobber) or function
2185 calls, we need to save the loop registers.
2187 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2189 * config/i386/i386.c (core2_cost): Fix typos in comments.
2191 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2194 * combine.c (make_compound_operation): Don't call make_extraction with
2195 non-positive length.
2196 (simplify_shift_const_1): Canonicalize count even if complement_p.
2198 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2200 * convert.c (strip_float_extensions): Do not remove or introduce
2201 conversions between binary and decimal floating-point types.
2203 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2206 * fold-const.c (distribute_bit_expr): Convert common, left and
2207 right arguments to type.
2209 2008-10-28 Nick Clifton <nickc@redhat.com>
2211 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2212 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2213 call_really_used_regs array rather than the call_used_regs array.
2214 (mn10300_get_live_callee_saved_regs, expand_prologue,
2215 expand_epilogue, output_tst): Likewise.
2217 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2220 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2221 (df_get_entry_block_def_set): Neither here.
2222 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2224 PR tree-optimization/37879
2225 * predict.c (tree_estimate_probability): Check if last_stmt is
2226 non-NULL before dereferencing it.
2228 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2230 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2231 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2232 (ira_fast_allocation): Remove the prototype.
2234 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2235 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2236 (color_pass): Modify the updated costs.
2237 (ira_color): Rename to color. Make it static.
2238 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2239 (ira_color): New function.
2241 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2244 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2246 (set_allocno_live, clear_allocno_live, mark_ref_live,
2247 mark_ref_dead): Invalidate corresponding element of
2248 allocno_saved_at_call.
2249 (process_bb_node_lives): Increment last_call_num. Setup
2250 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2251 allocno was already saved.
2252 (ira_create_allocno_live_ranges): Initiate last_call_num and
2253 allocno_saved_at_call.
2255 * ira-build.c (ira_create_allocno): Initiate
2256 ALLOCNO_UPDATED_COVER_CLASS_COST.
2257 (create_cap_allocno, propagate_allocno_info,
2258 remove_unnecessary_allocnos): Remove setting updated costs.
2259 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2261 * ira.c (ira): Don't call ira_fast_allocation.
2263 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2266 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2269 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2271 * ira-int.h (ira_hard_regno_cover_class): New.
2273 * ira-lives.c (mark_reg_live, mark_reg_dead,
2274 process_bb_node_lives): Use ira_hard_regno_cover_class.
2276 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2277 (setup_hard_regno_cover_class): New function.
2278 (ira_init): Call setup_hard_regno_cover_class.
2280 * ira-costs.c (cost_class_nums): Add comment.
2281 (find_allocno_class_costs): Initiate cost_class_nums.
2282 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2284 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2287 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2288 Rename to copy_info_to_removed_store_destinations. Propagate
2289 conflict hard regs and register stack attribute.
2291 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2294 * pa.c (function_arg_padding): Pad complex and vector types
2295 upward in 64-bit runtime.
2296 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2298 2008-10-26 Matthias Klose <doko@ubuntu.com>
2300 * doc/install.texi: Document requirements on antlr.
2302 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2304 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2307 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2310 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2311 is defined, use it to modify the constant offset.
2313 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2315 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2316 and short arguments to the correct location as mandated by the ABI.
2318 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2320 PR rtl-optimization/37769
2321 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2323 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2325 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2326 unwind-dw2-Os-4-200.o.
2328 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2330 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2331 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2333 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2335 PR tree-optimization/36038
2336 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2337 add sizetype IV with initial value zero instead of pointer type.
2339 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2342 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2343 around bit operation.
2344 * profile.c (is_edge_inconsistent): Likewise.
2345 * fold-const.c (truth_value_p): Move from here...
2346 * tree.h (truth_value_p): ... to here.
2347 * c-tree.h (c_expr): Update description of original_code.
2348 * c-typeck.c (parser_build_unary_op): Set original_code.
2349 (parser_build_binary_op): Update call to warn_about_parentheses.
2350 * c-common.c (warn_about_parentheses): Take two additional
2351 arguments of the operands. Use a switch. Quote operators
2352 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2353 Add warning about !x | y and !x & y.
2354 * c-common.h (warn_about_parentheses): Update declaration.
2356 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2358 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2359 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2360 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2362 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2363 (check-%): For test targets listed in lang_checks_parallelized
2364 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2365 run the testing in multiple make goals, possibly parallel, and
2366 afterwards run dg-extract-results.sh to merge the sum and log files.
2368 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2370 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2371 (mips_move_to_gpr_cost): Likewise.
2372 (mips_move_from_gpr_cost): Likewise.
2373 (mips_register_move_cost): Make more fine-grained.
2375 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2377 * graphite.c (graphite_apply_transformations): Check for
2378 -fgraphite-identity.
2379 * toplev.c (process_options): Add graphite_identity.
2380 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2382 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2384 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2385 mulhisihl and mulhisihh builtins.
2387 From Jie Zhang <jie.zhang@analog.com>
2388 * config/bfin/bfin.md (composev2hi): Put operands into vector
2391 2008-10-22 Chao-ying Fu <fu@mips.com>
2393 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2395 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2397 From Mike Frysinger <michael.frysinger@analog.com>
2398 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2399 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2400 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2401 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2402 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2403 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2404 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2405 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2406 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2407 __ADSPBF51x__ for all of them.
2408 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2409 -mcpu bf512, bf514, bf516, and bf518.
2410 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2411 bf512-none, bf514-none, bf516-none, and bf518-none.
2412 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2413 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2414 * doc/invoke.texi (Blackfin Options): Document that
2415 -mcpu now accepts bf512, bf514, bf516, and bf518.
2417 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2420 * fold-const.c (build_range_type): For 1 .. signed_max
2421 range call build_nonstandard_inter_type if signed_type_for
2422 returned a type with bigger precision.
2424 2008-10-22 Richard Guenther <rguenther@suse.de>
2426 * tree.def (COMPLEX_TYPE): Constrain element type.
2427 * tree.c (build_complex_type): Assert that.
2428 * tree-ssa-structalias.c (could_have_pointers): Complex types
2429 cannot have pointers.
2431 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2434 * c-typeck.c (convert_for_assignment): Do not give declaration's
2435 location for builtins. Spell out which type was expected and which
2438 2008-10-22 Nick Clifton <nickc@redhat.com>
2440 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2441 the fdpic register to be a target when running in fdpic mode.
2443 2008-10-22 Rafael Espindola <espindola@google.com>
2445 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2446 newly created statements.
2448 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2451 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2452 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2453 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2455 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2458 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2459 Adjust -mcmodel=medium description for 2005-07-31 changes.
2461 2008-10-22 Jan Hubicka <jh@suse.cz>
2462 Jakub Jelinek <jakub@redhat.com>
2465 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2467 2008-10-21 Richard Henderson <rth@redhat.com>
2470 * emit-rtl.c (get_spill_slot_decl): Export.
2471 * emit-rtl.h (get_spill_slot_decl): Declare.
2472 * var-tracking.c (vt_add_function_parameters): Relax assertion
2473 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2475 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2477 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2478 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2481 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2484 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2485 processed by get_maxval_strlen.
2487 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2490 * tree.c (get_file_function_name): Copy first_global_object_name.
2491 Centralize call to clean_symbol_name.
2493 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2495 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2496 * config/svr4.h (SVR4_ASM_SPEC): New.
2497 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2498 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2500 * doc/invoke.texi (Option Summary): Add -T to linker options.
2501 (Link Options): Document -T.
2503 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2505 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2508 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2511 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2513 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2515 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2518 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2520 * doc/install.texi: Fix typos in previous patch.
2522 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2524 * doc/install.texi: Document in-tree building of gcc and mpfr.
2526 2008-10-19 Richard Guenther <rguenther@suse.de>
2528 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2530 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2533 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2534 (build_enumerator): Convert enumerators that fit in integer to
2537 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2539 * config/i386/i386.md (unnamed peephole2): Do not force memory
2540 operands of arith or logical instructions into registers for
2541 non-TARGET_READ_MODIFY targets.
2543 (ffs_cmove): Change operand 0 predicate to register_operand.
2544 Change operand 1 predicate to nonimmediate_operand.
2546 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2548 2008-10-18 Richard Guenther <rguenther@suse.de>
2550 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2551 VIEW_CONVERT_EXPR case against invalid gimple.
2553 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2555 * c-parser.c (c_parser_binary_expression): Silence the
2556 uninitialized variable warning emitted for binary_loc.
2558 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2560 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2563 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2566 * c-typeck.c (build_unary_op): Use omit_one_operand for
2567 IMAGPART_EXPR of real argument.
2569 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2571 PR tree-optimization/37664
2572 * fold-const.c (fold_binary): When optimizing comparison with
2573 highest or lowest type's value, don't consider TREE_OVERFLOW.
2575 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2578 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2579 * coverage.c: Include tm_p.h.
2580 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2581 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2582 dollar signs from PREFIX.
2583 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2584 instead of manual strip_name_encoding.
2586 2008-10-16 Richard Guenther <rguenther@suse.de>
2589 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2590 volatile qualified functions or methods as relevant.
2592 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2594 PR tree-optimization/37525
2595 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2596 sizetype unsigned constants, both in the case of C and bounds.
2598 2008-10-15 Jan Hubicka <jh@suse.cz>
2600 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2602 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2605 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2606 HARD_REGNO_CALL_PART_CLOBBERED.
2608 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2611 * ira-lives.c (mark_early_clobbers): Remove.
2612 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2613 check_and_make_def_conflicts,
2614 make_early_clobber_and_input_conflicts,
2615 mark_hard_reg_early_clobbers): New functions.
2616 (process_bb_node_lives): Call
2617 make_early_clobber_and_input_conflicts and
2618 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2620 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2621 early clobbers of pseudo-registers.
2623 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2626 * ira-build.c (ira_flattening): Recalculate
2627 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2628 from the scratch instead of the propagation.
2630 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2632 * doc/rtl.texi (const_double): Remove the "addr" operand.
2633 Describe CONST_DOUBLE_* macros under const_double rather
2635 (const_fixed): Fix the operand description.
2636 (const): Add an @findex directive.
2637 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2638 after the constant rtl table.
2639 (fix): Combine floating-point and fixed-point descriptions.
2641 * sched-deps.c (sched_analyze_2): Remove reference to
2644 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2646 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2648 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2649 for UNSPEC_GOTSYM_OFFs.
2650 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2651 (add_GOT_to_pic_reg): Use it.
2652 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2654 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2655 Harsha Jagasia <harsha.jagasia@amd.com>
2657 PR tree-optimization/37485
2658 * graphite.c (gmp_cst_to_tree): Moved.
2659 (iv_stack_entry_is_constant): New.
2660 (iv_stack_entry_is_iv): New.
2661 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2662 (loop_iv_stack_insert_constant): New.
2663 (loop_iv_stack_pop): Use new datatpype.
2664 (loop_iv_stack_get_iv): Same.
2665 (loop_iv_stack_get_iv_from_name): Same.
2666 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2667 (loop_iv_stack_patch_for_consts): New.
2668 (loop_iv_stack_remove_constants): New.
2669 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2670 (translate_clast): Call loop_iv_stack_patch_for_consts and
2671 loop_iv_stack_remove_constants.
2672 (gloog): Use new datatype. Redirect construction edge to end
2673 block to avoid accidental deletion.
2674 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2676 (union iv_stack_entry_data): New. Data in iv stack entry.
2677 (struct iv_stack_entry): New. Datatype for iv stack entries.
2679 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2681 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2682 * graphite.c (free_scop): Same.
2683 (build_scops): Same.
2684 (free_scattering): New.
2685 (build_cloog_prog): Call free_scattering.
2686 (patch_phis_for_virtual_defs): Fix memleak.
2687 (graphite_trans_bb_strip_mine): Same.
2688 (limit_scops): Same.
2690 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2691 Harsha Jagasia <harsha.jagasia@amd.com>
2693 PR tree-optimization/37828
2694 * graphite.c (graphite_trans_loop_block): Do not loop block
2695 single nested loops.
2697 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2699 PR tree-optimization/37686
2700 * tree-loop-linear.c (linear_transform_loops): Build a
2701 loop nest vector. Pass it to lambda_compute_access_matrices.
2702 * tree-data-ref.h (struct access_matrix): Store the loop nest
2703 relative to which it encodes the information.
2704 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2705 (am_vector_index_for_loop): Reimplemented: iterate over the
2706 loop nest for finding the loop index in the access matrix.
2707 (lambda_compute_access_matrices): Update declaration.
2708 * lambda-code.c (build_access_matrix): Pass the loop nest and
2710 (lambda_compute_access_matrices): Same.
2712 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2714 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2715 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2716 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2717 already implies hard float. Also fix several insn condition
2718 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2720 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2723 Based on patches by Laurent Vivier.
2724 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2725 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2726 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2727 dollar sign to underscore.
2728 (ASM_OUTPUT_EXTERNAL): Same.
2729 (ASM_OUTPUT_LABELREF): New.
2730 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2732 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2733 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2734 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2735 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2737 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2739 PR tree-optimization/36881
2740 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2741 that each value doesn't need runtime relocations, for !flag_pic
2742 check that each value is just a valid initializer constant.
2744 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2746 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2747 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2748 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2749 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2751 (REG_CLASS_NAMES): Update accordingly.
2752 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2753 rather than an unpredictable descriptive string.
2754 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2755 (mips_register_move_cost): Check for specific COP*_REGS classes,
2756 instead of ALL_COP_AND_GR_REGS.
2757 (mips_ira_cover_classes): New function.
2758 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2759 (TARGET_IRA_COVER_CLASSES): Define.
2761 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2764 * tree.c (build_type_attribute_qual_variant): Hash on the
2765 unqualified type, and don't overwrite an existing
2766 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2767 allow distinguishing between wchar_t and its underlying type. This
2768 also means that we'll retain a little more typedef information.
2770 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2771 Dmitry Melnik <dm@ispras.ru>
2772 Dmitry Zhurikhin <zhur@ispras.ru>
2773 Alexander Monakov <amonakov@ispras.ru>
2774 Maxim Kuvyrkov <maxim@codesourcery.com>
2776 * target.h (struct gcc_target): Update prototypes of needs_block_p
2778 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2779 * sel-sched.c (create_speculation_check): Likewise.
2780 * doc/tm.texi: Provide documentation for new target hooks.
2782 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2783 (ia64_gen_spec_insn): Removed.
2784 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2785 ia64_gen_spec_check): New static functions.
2786 (ia64_alloc_sched_context, ia64_init_sched_context,
2787 ia64_set_sched_context, ia64_clear_sched_context,
2788 ia64_free_sched_context, ia64_get_insn_spec_ds,
2789 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2790 (ia64_needs_block_p): Change prototype.
2791 (ia64_gen_check): Rename to ia64_gen_spec_check.
2792 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2793 into declaration, add special memory dependencies handling.
2794 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2795 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2796 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2797 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2798 Define new target hooks.
2799 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2800 (ia64_optimization_options): Turn on selective scheduling with -O3,
2801 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2802 default with selective scheduling.
2803 (ia64_override_options): Initialize align_loops and align_functions
2804 to 32 and 64, respectively. Set global selective scheduling flags
2805 according to target-dependent flags.
2806 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2807 (group_barrier_needed): Use new mstop-bit-before-check flag.
2809 (dfa_state_size): Make global.
2810 (spec_check_no, max_uid): Remove.
2811 (mem_ops_in_group, current_cycle): New variables.
2812 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2813 Initialize new variables.
2814 (is_load_p, record_memory_reference): New functions.
2815 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2817 (ia64_variable_issue): Change use of current_sched_info to
2818 sched_deps_info. Update comment. Note if a load or a store is issued.
2819 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2820 advance if maximal number of loads or stores was issued on current
2822 (scheduled_good_insn): New static helper function.
2823 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2824 a group barrier is needed. Fix vertical spacing. Guard the code
2825 doing state transition with last_scheduled_insn check.
2826 Mark that a stop bit should be before current insn if there was a
2827 cycle advance. Update current_cycle and mem_ops_in_group.
2828 (ia64_h_i_d_extended): Change use of current_sched_info to
2829 sched_deps_info. Reallocate stops_p by larger chunks.
2830 (struct _ia64_sched_context): New structure.
2831 (ia64_sched_context_t): New typedef.
2832 (ia64_alloc_sched_context, ia64_init_sched_context,
2833 ia64_set_sched_context, ia64_clear_sched_context,
2834 ia64_free_sched_context): New static functions.
2835 (gen_func_t): New typedef.
2836 (get_spec_load_gen_function): New function.
2837 (SPEC_GEN_EXTEND_OFFSET): Declare.
2838 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2839 (get_mode_no_for_insn): Change the condition that prevents use of
2840 special hardware registers so it can now handle pseudos.
2841 (get_spec_unspec_code): New function.
2842 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2843 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2844 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2845 during selective scheduling.
2846 (ia64_speculate_insn): Use ds_get_speculation_types when
2847 determining whether we need to change the pattern.
2848 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2849 (ia64_spec_check_src_p): Support new speculation/check codes.
2850 (struct bundle_state): New field.
2851 (issue_nops_and_insn): Initialize it.
2852 (insert_bundle_state): Minimize mid-bundle stop bits.
2853 (important_for_bundling_p): New function.
2854 (get_next_important_insn): Use important_for_bundling_p.
2855 (bundling): When shifting TImode from unimportant insns, ignore
2856 also group barriers. Assert that best state is found before
2857 the backward bundling pass. Print number of mid-bundle stop bits.
2858 Minimize mid-bundle stop bits. Check correct calculation of
2859 mid-bundle stop bits.
2860 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2861 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2863 (sel2_run): New variable.
2864 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2865 selective scheduling pass instead of schedule_ebbs.
2867 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2868 (UNSPEC_LDS_A): New UNSPEC.
2869 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2870 movti_internal, movsf_internal, movdf_internal,
2871 movxf_internal): Make visible. Add speculable* attributes.
2872 (output_c_nc): New mode attribute.
2873 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2874 mov<mode>_nc, zero_extend<mode>di2_nc,
2875 advanced_load_check_nc_<mode>): New insns.
2876 (zero_extend*): Add speculable* attributes.
2878 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2879 (msched-stop-bits-after-every-cycle): Likewise.
2880 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2882 (msched-spec-verbose): Remove.
2883 (msched-prefer-non-data-spec-insns,
2884 msched-prefer-non-control-spec-insns,
2885 msched-count-spec-in-critical-path,
2886 msel-sched-dont-check-control-spec): Use Target Report Var
2887 instead of Common Report Var.
2889 * config/ia64/itanium2.md: Remove incorrect bypass.
2891 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2893 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2896 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2897 and -fhelp=separate.
2899 2008-10-14 Ben Elliston <bje@au.ibm.com>
2901 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2903 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2905 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2908 2008-10-13 Matthias Klose <doko@ubuntu.com>
2910 * config/pa/linux-atomic.c: Work around missing header file
2911 for hppa64-linux-gnu targets.
2913 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2914 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2915 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2916 Grace Cao <grace_cao@playstation.sony.com>
2918 * doc/invoke.texi (-mgen-cell-microcode): Document.
2919 (-mwarn-cell-microcode): Document.
2920 * cfglayout.c (locator_location): Export.
2921 * rtl.h (locator_location): Define prototype.
2922 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2924 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2925 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2926 (mwarn-cell-microcode): New option.
2927 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2928 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2929 cell and not already set.
2930 Turn off string instructions if not generating cell microcode.
2931 (rs6000_final_prescan_insn): New function that warns about microcoded
2933 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2934 * config/rs6000/rs6000.md
2935 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2936 the instruction would have been microcoded on the Cell. Set
2937 cell_micro to always on unnamed patterns for the string instructions.
2938 (cell_micro): Update definition, remove load/store conditional
2940 (sign_extend:DI): Define new pattern for non microcoded version.
2941 (sign_extend:SI): Likewise.
2942 (compare (div:P)): Set cell_micro to not.
2943 (andsi3): Define as an expand.
2944 (andsi3_mc): New pattern.
2945 (andsi3_nomc): New pattern.
2946 (andsi3_internal0_nomc): New pattern.
2947 (andsi3_internal2): Rename to ...
2948 (andsi3_internal2_mc): this and enable iff generating microcode.
2949 (andsi3_internal3): Rename to ...
2950 (andsi3_internal3_mc): this and enable iff generating microcode.
2951 (andsi3_internal4): Enable iif generating microcode.
2952 (andsi3_internal5): Rename to ..
2953 (andsi3_internal5_mc): this and enable iff generating microcode.
2954 (andsi3_internal5_nomc): New pattern.
2955 (extzvdi_internal1): Enable iff generating microcode.
2956 (extzvdi_internal2): Likewise.
2957 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2958 (anddi3): Change to expand.
2959 (anddi3_mc): Rename from anddi3.
2960 (anddi3_no_mc): New pattern.
2961 (anddi3_internal2): Rename to ..
2962 (anddi3_internal2_mc): this and enable iff generating microcode.
2963 (anddi3_internal2_nomc): New pattern.
2964 (anddi3_internal3): Rename to ..
2965 (anddi3_internal3_mc): this and enable iff generating microcode.
2966 (anddi3_internal3_nomc): New pattern.
2967 (movti_string): Set cell_micro to always if TARGET_STRING.
2968 (stmsi8): Set cell_micro to always.
2974 (stmsi8_power): Likewise.
2975 (stmsi7_power): Likewise.
2976 (stmsi6_power): Likewise.
2977 (stmsi5_power): Likewise.
2978 (stmsi4_power): Likewise.
2979 (stmsi3_power): Likewise.
2980 (movsi_update2): Enable iff generating microcode.
2981 (movhi_update3): Likewise.
2982 (lmw): Set cell_micro to always.
2984 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2986 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2987 * config/s390/s390.c (machine_function): Remove
2988 decomposed_literal_pool_addresses_ok_p.
2989 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2990 the difference of two labels.
2991 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2992 (s390_pool_offset): New function.
2993 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2994 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2996 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2998 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2999 (powerpc*-*-linux-gnu*): Describe.
3000 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3001 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3002 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3003 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3004 config/rs6000/e500crtres32gpr.asm,
3005 config/rs6000/e500crtres64gpr.asm,
3006 config/rs6000/e500crtres64gprctr.asm,
3007 config/rs6000/e500crtrest32gpr.asm,
3008 config/rs6000/e500crtrest64gpr.asm,
3009 config/rs6000/e500crtresx32gpr.asm,
3010 config/rs6000/e500crtresx64gpr.asm,
3011 config/rs6000/e500crtsav32gpr.asm,
3012 config/rs6000/e500crtsav64gpr.asm,
3013 config/rs6000/e500crtsav64gprctr.asm,
3014 config/rs6000/e500crtsavg32gpr.asm,
3015 config/rs6000/e500crtsavg64gpr.asm,
3016 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3017 * config/rs6000/crtsavres.asm: Really remove.
3019 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3022 * c-format.c (convert_format_name_to_system_name): Use
3023 TARGET_OVERRIDES_FORMAT_INIT.
3024 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3025 * config/i386/mingw.opt: New.
3026 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3027 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3028 (ms_printf_length_specs): Removed const specifier.
3029 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3030 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3032 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3034 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3035 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3037 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3040 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3041 sure that ref has valid bb.
3043 2008-10-12 Richard Henderson <rth@redhat.com>
3046 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3047 * alias.c (value_addr_p, stack_addr_p): Remove.
3048 (nonoverlapping_memrefs_p): Remove IRA special case.
3049 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3050 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3051 * reload1.c (alter_reg): Use it.
3053 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3055 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3056 of registers instead of eax, ebx, ecx and edx. Use for loop
3057 and check register for non-zero value before the call
3058 to decode_caches_intel.
3060 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3062 PR rtl-optimization/37448
3063 * df.h: (df_ref_class): New enum.
3064 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3065 (struct df_ref): Replaced with union df_ref_d.
3066 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3067 New members of df_ref_d union.
3068 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3069 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3070 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3071 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3072 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3073 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3074 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3075 (df_scan_bb_info, df_bb_regno_first_def_find,
3076 df_bb_regno_last_def_find, df_find_def, df_find_use,
3077 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3078 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3079 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3080 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3081 Replaced struct df_ref * with df_ref.
3082 * df-scan.c (df_collection_rec, df_null_ref_rec,
3083 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3084 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3085 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3086 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3087 df_reorganize_refs_by_reg_by_reg,
3088 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3089 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3090 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3091 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3092 df_bb_refs_record, df_exit_block_uses_collect,
3093 df_record_exit_block_uses, df_reg_chain_mark,
3094 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3095 df_ref * with df_ref.
3096 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3097 df_ref_class parameter.
3098 (df_scan_problem_data): Added new pools for different types of refs.
3099 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3100 df_ref_create_structure): Processed new ref pools.
3101 (df_scan_start_dump): Added counts of refs and insns.
3102 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3103 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3104 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3105 code to pass df_ref_class down to ref creation functions.
3106 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3107 df_reg_chain_mark): Use macros to hide references to df_refs.
3108 (df_ref_chain_change_bb): Removed.
3109 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3110 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3111 Enhanced to understand df_ref union structure.
3112 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3113 all_uses_available_at, update_df, try_fwprop_subst,
3114 forward_propagate_subreg, forward_propagate_and_simplify,
3115 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3116 df_ref * with df_ref.
3117 (use_killed_between, all_uses_available_at): Use macros to hide
3118 references to df_refs.
3119 * regstat.c (regstat_bb_compute_ri,
3120 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3122 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3123 see_handle_relevant_refs, see_analyze_one_def,
3124 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3125 struct df_ref * with df_ref.
3126 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3127 global_conflicts): Replaced struct df_ref * with df_ref.
3128 * ddg.c (create_ddg_dep_from_intra_loop_link,
3129 add_cross_iteration_register_deps, build_inter_loop_deps):
3130 Replaced struct df_ref * with df_ref.
3131 (create_ddg_dep_from_intra_loop_link,
3132 add_cross_iteration_register_deps): Use macros to hide references
3134 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3135 df_ref * with df_ref.
3136 * df-core.c (df_bb_regno_first_def_find,
3137 df_bb_regno_last_def_find, df_find_def, df_find_use,
3138 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3139 debug_df_ref): Replaced struct df_ref * with df_ref.
3140 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3141 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3143 * web.c (union_defs, entry_register, replace_ref, web_main):
3144 Replaced struct df_ref * with df_ref.
3145 (union_defs, replace_ref): Use macros to hide references to df_refs.
3146 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3147 Replaced struct df_ref * with df_ref.
3148 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3149 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
3150 Replaced struct df_ref * with df_ref.
3151 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3152 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3154 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3155 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3156 df_compute_accessed_bytes_strict_low_part,
3157 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3158 Replaced struct df_ref * with df_ref.
3159 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3160 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3161 df_ref * with df_ref.
3162 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3163 check_dependency, check_dependencies, record_uses): Replaced
3164 struct df_ref * with df_ref.
3165 (invariant_for_use, check_dependency): Use macros to hide
3166 references to df_refs.
3167 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3168 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3169 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3170 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3171 references to df_refs.
3172 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3174 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3175 * df-problems.c (df_rd_bb_local_compute_process_def,
3176 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3177 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3178 df_chain_remove_problem, df_chain_create_bb_process_use,
3179 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3180 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3181 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3182 df_byte_lr_simulate_artificial_refs_at_top,
3183 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3184 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3185 df_simulate_uses, df_simulate_artificial_refs_at_end,
3186 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3188 (df_chain_dump): Use macros to hide references to df_refs.
3189 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3190 df_ref * with df_ref.
3191 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3192 mark_artificial_uses, mark_reg_dependencies,
3193 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3195 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3197 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3199 (array_ref_element_size): Likewise.
3200 (array_ref_low_bound): Likewise.
3201 (array_ref_up_bound): Likewise.
3202 * expr.c (contains_packed_reference): Likewise.
3203 (array_ref_element_size): Likewise.
3204 (array_ref_low_bound): Likewise.
3205 (array_ref_up_bound): Likewise.
3206 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3207 with ARRAY_RANGE_REF.
3208 (idx_find_step): Likewise.
3209 (idx_record_use): Likewise.
3210 (strip_offset_1): Likewise.
3211 (idx_remove_ssa_names): Likewise.
3213 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3214 Andi Kleen <ak@linux.intel.com>
3216 * config/i386/cpuid.h (__cpuid_count): New defines.
3217 * config/i386/driver-i386.c (struct cache_desc): New structure.
3218 (describe_cache): Use struct cache_desc to pass cache descriptions.
3219 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3220 (detect_caches_amd): Use struct cache_desc to describe caches.
3221 (decode_caches_intel): Use struct cache_desc to pass cache
3222 descriptions. Update descriptions to match latest (rev -032,
3223 December 2007) CPUID documentation. Do not check valid bit here.
3224 Check for Xeon MP value 0x49 problems.
3225 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3226 Check valid bit before calling decode_caches_intel. Detect number
3227 of times to repeat CPUID instruction.
3228 (detect_caches_cpuid4): New function.
3229 (detect_caches_intel): Depending on max_level, call
3230 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3231 only when other methods fail to provide valid L2 cache description.
3233 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3236 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3237 it to PIC call patterns.
3238 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3239 code generation and attributes from pattern. Change peephole2 to
3240 split for noreturn case. Revise split pattern for non noreturn case.
3241 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3242 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3243 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3246 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3248 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3249 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3251 (divdf3): Reformat long line.
3253 2008-10-11 Michael J. Eager <eager@eagercon.com>
3255 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3257 (rs6000_handle_option): Process -mfpu options.
3258 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3259 (enum fpu_type_t): New.
3260 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3261 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3263 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3264 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3265 * config/rs6000/rs6000.opt (-mfpu): New.
3266 (-mxilinx-fpu): New.
3267 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3268 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3269 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3270 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3271 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3273 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3276 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3277 LO_SUM on Darwin if mode has just one unit.
3279 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3282 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3283 has been optimized out.
3285 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3287 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3288 instead of PIC_DIRECT_ADDR_P.
3289 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3290 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3291 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3292 (PIC_OFFSET_P): Rename to...
3293 (PCREL_SYMOFF_P): ...this.
3294 (PIC_DIRECT_ADDR_P): Delete.
3295 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3297 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3298 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3299 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3300 * config/sh/sh.c (print_operand): Remove CONST handling.
3301 (unspec_caller_rtx_p): Rewrite to use split_const and check
3302 the operands of UNSPEC bases.
3303 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3304 with (unspec [A B] UNSPEC_SYMOFF).
3305 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3306 UNSPEC_PCREL_SYMOFF.
3307 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3308 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3309 (UNSPEC_EXTRACT_U16): Likewise.
3310 (UNSPEC_SYMOFF): Likewise.
3311 (UNSPEC_PCREL_SYMOFF): Likewise.
3312 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3314 (movsi_const_16bit): Likewise.
3315 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3316 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3317 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3318 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3319 with (unspec [A B] UNSPEC_SYMOFF).
3320 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3321 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3322 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3323 (Csu): Likewise UNSPEC_EXTRACT_U16.
3324 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3325 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3327 2008-10-10 Stepan Kasal <skasal@redhat.com>
3329 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3330 for loop strip mining and loop blocking.
3332 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3334 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3335 vary types depending on debug info.
3337 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3339 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3340 before ensuring it's already computed.
3342 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3344 * rtl.h (locator_eq): New decl.
3345 * cfglayout.c (locator_scope): New function.
3346 (insn_scope): Use it.
3347 (locator_eq): New function.
3348 (fixup_reorder_chain): Search for last insn in src bb
3349 that has locator set or first insn in dest bb. Use
3350 locator_eq instead of == to compare locators.
3351 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3352 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3353 == to compare locators.
3355 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3357 * gimple-low.c (lower_function_body, lower_gimple_return,
3358 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3359 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3360 goto_block on edges if goto_locus is known.
3363 * tree.h (get_object_alignment): Declare.
3364 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3365 get_object_alignment if needed.
3366 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3368 (get_object_alignment): ... here. New function. Try harder to
3369 determine alignment from get_inner_reference returned offset.
3371 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3373 * graphite.c (gloog): Don't call find_unreachable_blocks
3374 before delte_unreachable_blocks.
3376 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3377 goto_locus of true_edge into RTL locator.
3379 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3381 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3382 (*jcc_btdi_mask_rex64): Ditto.
3384 (*jcc_btsi_mask): Ditto.
3385 (*jcc_btsi_1): Ditto.
3386 (*jcc_btsi_mask_1): Ditto.
3388 2008-10-08 Paul Brook <paul@codesourcery.com>
3390 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3391 compatible profiler (__gnu_mcount_nc).
3392 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3394 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3396 * config/i386/i386.c (initial_ix86_tune_features): Add
3397 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3398 * config/i386/i386.h (ix86_tune_indices): Likewise.
3399 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3401 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3402 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3403 for FP to FP splitters.
3405 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3407 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3410 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3414 PR rtl-optimization/37341
3415 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3416 to ORIG_BB, pass through ORIG_BB recursively.
3417 (cse_condition_code_reg): Adjust caller.
3419 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3421 * sdbout.c (sdbout_one_type): Treat the value type
3422 CONST_DECL for enumerals.
3424 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3426 * config/i386/i386.md: Remove trailing white spaces.
3428 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3430 PR rtl-optimization/37448
3431 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3432 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3434 (struct output_info) [count]: Renamed total_created and made
3436 (struct output_info) [size]: Renamed total_allocated and made
3438 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3439 Properly keep track of desc->size.
3440 (print_statistics, dump_alloc_pool_statistics): Enhance the
3441 printing of statistics to print the number of elements and to use
3444 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3447 * opts.h (CL_SAVE): Move up to flags range.
3448 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3449 CL_COMMON): Renumber.
3450 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3451 * opts.c (common_handle_option): Revert last change.
3453 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3455 * config/i386/i386-protos.h (ix86_schedule): New.
3457 * config/i386/i386.c (ix86_schedule): New.
3458 (override_options): Add schedule to processor_alias_table. Set
3459 ix86_schedule from the schedule field in processor_alias_table.
3460 (ix86_function_specific_save): Save ix86_schedule.
3461 (ix86_function_specific_restore): Restore ix86_schedule.
3463 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3464 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3467 * config/i386/i386.opt: Add schedule.
3469 * config/i386/ppro.md: Remove generic32.
3471 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3474 * expr.c (count_type_elements): Handle ERROR_MARK.
3476 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3481 * basic-block.h (struct edge_def): Add goto_block field.
3482 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3483 one insn with locus corresponding to edge's goto_locus if !optimize.
3484 * profile.c (branch_prob): Copy edge's goto_block.
3485 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3487 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3488 locator in between the merged basic blocks if !optimize and needed.
3489 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3490 goto_locus into RTL locator. For unconditional jump use that
3491 locator for the jump insn.
3492 (expand_gimple_cond): Convert goto_block and goto_locus into
3493 RTL locator for all remaining edges. For unconditional jump
3494 use that locator for the jump insn.
3495 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3496 there is more than one edge or insn locator along the forwarding
3497 edges and !optimize. If there is just one, set e->goto_locus.
3498 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3500 (move_block_to_fn): Adjust edge's goto_block.
3502 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3505 * expmed.c (expand_mult): Properly check DImode constant in
3508 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3511 * dwarf2out.c (common_block_die_table): New variable.
3512 (common_block_die_table_hash, common_block_die_table_eq): New
3514 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3515 COMMON block in the current scope rather than globally. Optimize
3516 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3517 DW_OP_addr SYMBOL_REF+off.
3519 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3521 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3522 Return true for non-addressable GIMPLE operands.
3524 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3527 * config/i386/i386.c (initial_ix86_tune_features): Remove
3528 X86_TUNE_USE_BIT_TEST.
3529 * config/i386/i386.h (ix86_tune_indices): Likewise.
3530 (TARGET_USE_BIT_TEST): Removed.
3532 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3534 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3536 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3538 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3539 (mul<mode>3_mul3): ... into this new template.
3541 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3543 * gimplify.c (gimplify_arg): Add location argument. Use it.
3544 (gimplify_call_expr): Pass location to gimplify_arg.
3545 (gimplify_modify_expr_to_memcpy): Same.
3546 (gimplify_modify_expr_to_memset): Same.
3548 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3550 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3551 Update calls to build_unary_op and build_indirect_ref for location
3554 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3557 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3558 * c-typeck.c (array_to_pointer_conversion): Pass location to
3560 (function_to_pointer_conversion): Use error_at and warning_at.
3561 (build_indirect_ref): Same.
3562 (build_array_ref): Pass location to build_binary_op.
3563 (parser_build_unary_op): Do not set location after calling
3565 (build_unary_op): Add location argument. Use it throughout. Set
3566 EXPR_LOCATION before returning new tree.
3567 (build_modify_expr): Same.
3568 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3570 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3571 build_indirect_ref, build_modify_expr.
3572 (c_finish_omp_for): Same. Use error_at instead of error.
3573 * c-common.c (c_common_truthvalue_conversion): Pass location to
3575 (warn_for_div_by_zero): Add location argument.
3576 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3577 build_unary_op, warn_for_div_by_zero.
3578 * c-parser.c (c_parser_typeof_specifier): Use
3579 protected_set_expr_location.
3580 (c_parser_statement_after_labels): Same.
3581 (c_parser_condition): Same.
3582 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3583 (c_parser_conditional_expression): Use protected_set_expr_location.
3584 (c_parser_unary_expression): Pass location to build_indirect_ref.
3585 (c_parser_postfix_expression_after_primary): Pass location to
3586 build_indirect_ref, build_unary_op.
3587 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3589 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3591 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3592 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3593 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3595 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3596 (mips_issue_rate): Handle PROCESSOR_R10000.
3597 * config/mips/mips.md (cpu): Add r10000.
3599 * config/mips/10000.md: New file.
3601 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3603 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3604 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3605 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3607 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3609 * config/darwin-protos.h (machopic_function_base_name): Delete.
3610 (machopic_function_base_sym): Likewise.
3611 (machopic_gen_offset): Declare.
3612 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3613 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3614 * config/darwin.c (machopic_function_base_name): Delete.
3615 (machopic_function_base_sym): Likewise.
3616 (gen_pic_offset): Rename to...
3617 (machopic_gen_offset): ...this and remove the pic_base argument.
3618 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3619 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3620 crtl->uses_pic_offset_table.
3621 (machopic_indirect_data_reference): Use new machopic_gen_offset
3623 (machopic_legitimize_pic_address): Likewise.
3624 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3626 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3627 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3628 * config/i386/i386.c (output_set_got): Likewise.
3629 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3631 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3632 (legitimate_address_p): Likewise.
3633 (output_pic_addr_const): Likewise.
3634 (output_addr_const_extra): Likewise.
3635 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3636 match an UNSPEC rather than a MINUS.
3637 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3638 (builtin_setjmp_receiver): Use machopic_gen_offset.
3639 * config/i386/predicates.md (pic_symbolic_operand): Handle
3640 UNSPEC_MACHOPIC_OFFSET.
3642 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3643 Use machopic_gen_offset and machopic_operand_p.
3644 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3645 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3646 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3647 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3648 Set crtl->uses_pic_offset_table.
3650 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3652 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3654 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3655 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3656 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3657 (constant_pool_expr_p): Use split_const and check the base.
3658 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3660 (legitimate_constant_pool_address_p): Check toc_relative_p
3661 instead of constant_pool_expr_p.
3662 (print_operand_address): Always use output_addr_const for
3663 constant pool addresses.
3664 (rs6000_output_addr_const_extra): New function.
3665 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3667 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3671 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3672 (mark_ref_live, mark_ref_dead): Use them.
3673 (def_conflicts_with_inputs_p): Remove.
3674 (mark_early_clobbers): New function.
3675 (process_bb_node_lives): Call preprocess_constraints and
3676 mark_early_clobbers.
3678 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3680 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3682 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3683 lib with -mthread switch.
3685 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3688 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3689 function in two, making it call a new and reusable
3690 dwarf2out_imported_module_or_decl() that takes the containing
3691 BLOCK of the declaration in argument.
3692 (dwarf2out_imported_module_or_decl_real): New function.
3693 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3694 IMPORTED_DECL in account.
3695 * tree.def: Added IMPORTED_DECL node type.
3696 * tree.h: Added accessors for IMPORTED_DECL nodes.
3697 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3699 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3701 * doc/gimple.texi: Fix some typos, wrap some long lines,
3702 fix some broken wraps with continuations.
3703 * tree-ssa-reassoc.c: Fix comment typos.
3705 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3708 * pa.c (legitimize_pic_address): Force function labels to memory in
3711 2008-10-04 Anton Blanchard <anton@samba.org>
3713 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3714 (rs6000_split_atomic_op): Same.
3715 (rs6000_split_compare_and_swap): Same.
3716 (rs6000_split_compare_and_swapqhi): Same.
3718 2008-10-04 Richard Guenther <rguenther@suse.de>
3720 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3721 instead of pointer equality.
3722 (vn_nary_op_eq): Likewise.
3724 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3726 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3728 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3729 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3731 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3733 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3734 Revert previous change.
3736 2008-10-03 Tom Tromey <tromey@redhat.com>
3738 * stringpool.c (ggc_alloc_string): Terminate string.
3740 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3742 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3743 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3744 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3747 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3750 2008-10-03 Pascal Obry <obry@adacore.com>
3752 * gcov.c (create_file_names): Properly handle UNIX and DOS
3753 directory separators.
3754 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3755 separator to '~' to ensure clean filenames on Windows.
3757 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3759 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3760 Add a null terminator to the stripped name.
3762 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3764 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3765 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3766 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3767 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3768 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3769 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3770 TARGET_SINGLE_FLOAT.
3772 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3774 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3776 2008-10-02 Richard Guenther <rguenther@suse.de>
3779 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3780 and VECTOR_TYPE recurse with useless_type_conversion_p which
3781 properly handles void pointer conversion.
3783 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3786 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3787 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3789 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3791 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3792 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3793 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3794 they translate to non builtins.
3795 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3796 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3797 __builtin_vec_promote, __builtin_vec_extract, and
3798 __builtin_vec_insert.
3799 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3800 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3801 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3802 * config/rs6000/altivec.h (vec_extract): Define
3803 (vec_insert): Define.
3804 (vec_splats): Define.
3805 (vec_promote): Define.
3807 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3808 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3809 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3811 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3813 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3814 prototype. Add new parameter, blk.
3815 Use BLKmode for the MEM if blk is true.
3816 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3817 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3818 ALTIVEC_BUILTIN_STVRXL.
3819 Update usage of altivec_expand_lv_builtin.
3820 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3821 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3822 (altivec_init_builtins): If compiling for the Cell, also define the
3824 * config/rs6000/rs6000.h (rs6000_builtins): Define
3825 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3826 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3827 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3828 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3829 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3830 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3831 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3832 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3833 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3834 UNSPEC_STVRX, and UNSPEC_STVRXL.
3835 (altivec_lvlx): New pattern.
3836 (altivec_lvlxl): New pattern.
3837 (altivec_lvrx): New pattern.
3838 (altivec_lvrxl): New pattern.
3839 (altivec_stvlx): New pattern.
3840 (altivec_stvlxl): New pattern.
3841 (altivec_stvrx): New pattern.
3842 (altivec_stvrxl): New pattern.
3843 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3844 (vec_lvlxl): Likewise.
3845 (vec_lvrx): Define if PPU is defined.
3846 (vec_lvrxl): Likewise.
3847 (vec_stvlx): Define if PPU is defined.
3848 (vec_stvlxl): Likewise.
3849 (vec_stvrx): Define if PPU is defined.
3850 (vec_stvrxl): Likewise.
3852 2008-10-01 Geert Bosch <bosch@adacore.com>
3854 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3856 2008-10-01 Richard Guenther <rguenther@suse.de>
3858 PR tree-optimization/37617
3859 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3860 do not add to the NEW_SETS.
3862 2008-10-01 Richard Guenther <rguenther@suse.de>
3865 * tree-vrp.c (execute_vrp): If we optimized away the default
3866 case make sure to promote the label that got in place of it
3867 to a default case label.
3869 2008-10-01 Richard Henderson <rth@redhat.com>
3872 * tree-complex.c (set_component_ssa_name): Don't optimize
3873 is_gimple_min_invariant values with ssa_names in abnormal phis.
3875 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3877 PR tree-optimization/37662
3878 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3879 commutative binary operation if they are in the wrong order and
3880 fold_build2 produces non-GIMPLE.
3882 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3884 PR tree-optimization/37662
3885 PR tree-optimization/37663
3886 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3887 get_value_range with non-SSA_NAME. Don't assert operands have been
3888 folded, instead just bail out.
3890 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3892 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3894 2008-09-30 Richard Guenther <rguenther@suse.de>
3897 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3898 build restrict-qualified pointers.
3899 (vectorizable_store): Move alias check later.
3900 (vectorizable_load): Likewise.
3902 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3904 * c-common.c (empty_if_body_warning): Remove.
3905 * c-common.h (empty_if_body_warning): Remove.
3906 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3907 here the -Wempty-body warning for `if' and `else' statements.
3908 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3910 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3912 * config/i386/i386.opt: Add msse2avx.
3914 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3915 * config/i386/linux64.h (ASM_SPEC): Likewise.
3917 * doc/invoke.texi: Document -msse2avx.
3919 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3921 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3923 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3925 * ifcvt.c (noce_emit_store_flag): If using condition from original
3926 jump, reverse it if if_info->cond was reversed.
3928 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3930 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3931 non-constant memory if it cannot be forced to constant memory.
3932 Overhaul surrounding code and factor out common condition.
3934 2008-09-29 Jeff Law <law@redhat.com>
3936 * reload1.c (alter_reg): Add missing curly braces.
3938 2008-09-29 Michael J. Eager <eager@eagercon.com>
3940 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3942 * config/rs6000/rs6000.c (rs6000_override_options): Move
3943 rs6000_init_hard_regno_mode_ok after all options changed.
3944 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3945 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3946 -msimple-fpu flags. Add warning messages if single FP not configured.
3947 (rs6000_file_start): Output gnu_attribute for single-float.
3948 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3949 (rs6000_legitimize_address): Likewise.
3950 (rs6000_legitimize_reload_address): Likewise.
3951 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3952 TARGET_SINGLE_FLOAT.
3953 (function_arg_advance): Likewise (partial conversion).
3954 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3955 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3956 TARGET_SINGLE_FLOAT.
3957 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3958 (rs6000_emit_prologue): Likewise.
3959 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3960 TARGET_SINGLE_FLOAT.
3961 (rs6000_libcall_value): Likewise.
3962 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3963 (TARGET_DOUBLE_FLOAT): New default to 1
3964 (TARGET_SIMPLE_FPU): New default to 0
3965 (TARGET_SINGLE_FPU): New default to 0
3966 (TARGET_SINGLE_FLOAT_MODE): New.
3967 (TARGET_DOUBLE_FLOAT_MODE): New.
3968 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3969 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3971 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3972 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3973 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3974 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3975 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3976 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3977 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3978 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3979 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3980 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3981 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3982 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3983 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3984 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3985 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3986 cmptf_internal1, *cmptf_internal2): Condition on
3987 TARGET_DOUBLE_FLOAT.
3988 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3989 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3990 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3991 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3992 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3993 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3994 TARGET_SINGLE_FLOAT.
3995 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3996 * config/rs6000/rs6000.opt (-msingle-float): New.
3997 (-mdouble-float): New.
3998 (-msimple-fpu): New.
3999 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4000 -msingle-float, -mdouble-float, -msimple-fpu options.
4001 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4002 _SOFT_DOUBLE for -msingle-float.
4003 * config.gcc: New config for target=powerpc-xilinx-eabi.
4005 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4007 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4008 have exit and entry.
4009 (new_scop): Take entry and exit edge to define new SCoP.
4010 (sd_region_p): New structure used during SCoP detection.
4011 (move_scops): Delete.
4012 (move_sd_regions): New.
4013 (scopdet_info): Change the definition from edges back to basic_blocks.
4014 (scopdet_edge_info): Work on basic_blocks and rename to
4015 scopdet_basic_block_info.
4016 (split_difficult_bb): At the moment removed. We should later
4017 add it at another place.
4018 (build_scops_1): Work on basic_blocks.
4019 (bb_in_sd_region): New.
4020 (find_single_entry_edge): New.
4021 (find_single_exit_edge): New.
4022 (create_single_entry_edge): New.
4023 (sd_region_without_exit): New.
4024 (create_single_exit_edge): New.
4025 (unmark_exit_edges): New.
4026 (mark_exit_edges): New.
4027 (create_sese_edges): New.
4028 (build_graphite_scops): New.
4029 (build_scops): Make SCoPs SESE.
4030 (limit_scops): Use the new functions.
4032 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4034 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4036 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4039 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4040 address to a register before taking the lower part.
4042 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4044 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4047 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4048 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4051 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4052 the newly created variable.
4053 Create a VECTOR_CST of all 1s for vector types.
4055 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4058 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4060 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4062 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4063 order to convert between modes.
4064 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4066 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4068 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4071 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4074 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4078 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4080 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4081 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4082 them to yield false with MIPS16.
4084 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4087 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4088 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4089 mem_loc_descriptor failed. Accept UNSPEC.
4090 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4091 fail if one of the loc_descriptor calls for pieces failed.
4092 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4093 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4094 if loc_descriptor_from_tree_1 on offset failed.
4097 * opts.c (common_handle_option): Don't call print_specific_help with
4098 CL_SAVE as first argument.
4100 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4101 Steve Ellcey <sje@cup.hp.com>
4103 * configure: Regenerate for new libtool.
4104 * aclocal.m4: Ditto.
4106 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4108 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4109 alias set on MEM when saving stack pointer.
4110 * config/rs6000/rs6000.md (allocate_stack): Likewise
4112 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4114 PR tree-optimization/37574
4115 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4116 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4117 instead of vector_type for constants. Take computation out of loop.
4118 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4119 and use only vector_type for invariant case.
4120 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4122 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4125 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4126 the decl is a VAR_DECL or FUNCTION_DECL.
4128 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4131 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4132 (mark_ref_live, mark_ref_dead): Use them.
4133 (def_conflicts_with_inputs_p): Remove.
4134 (mark_early_clobbers): New function.
4135 (process_bb_node_lives): Call preprocess_constraints and
4136 mark_early_clobbers.
4138 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4140 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4143 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4144 (ira_compress_allocno_live_ranges): New prototype.
4146 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4147 (coalesced_allocnos_living_at_program_points): New.
4148 (coalesced_allocnos_live_at_points_p,
4149 set_coalesced_allocnos_live_points): New functions.
4150 (coalesce_spill_slots): Rewrite.
4152 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4153 ira_compress_allocno_live_ranges): New functions.
4155 * ira-build.c (ira_flattening): Call
4156 ira_compress_allocno_live_ranges.
4159 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4161 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4164 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4166 * combine.c (make_compound_operation): Handle the 'E' format.
4167 (count_rtxs): Likewise.
4168 (update_table_tick): Likewise.
4169 (get_last_value_validate): Likewise.
4171 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4173 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4175 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4177 * matrix-reorg.c (transform_allocation_sites): Initializers
4178 added to avoid the warning.
4180 2008-09-25 Martin Jambor <mjambor@suse.cz>
4182 * cgraph.c (free_nodes): New variable.
4183 (NEXT_FREE_NODE): New macro.
4184 (cgraph_create_node): Reuse nodes from the free list. Do not
4185 update uid if doing so.
4186 (cgraph_remove_node): Add the node to the free list.
4188 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4190 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4192 2008-09-24 Richard Henderson <rth@redhat.com>
4194 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4195 * unwind-dw2.c (execute_stack_op): Handle it.
4197 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4200 2008-09-24 Michael J. Eager <eager@eagercon.com>
4202 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4204 * c-common.c (fname_decl): New location argument.
4205 * c-common.h (fname_decl): Same.
4206 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4208 (c_parser_typeof_specifier): Same.
4209 (c_parser_parms_list_declarator): Same.
4210 (c_parser_asm_string_literal): Same.
4211 (c_parser_compound_statement_nostart): Same.
4212 (c_parser_label): Same.
4213 (c_parser_do_statement): Same.
4214 (c_parser_asm_statement): Same.
4215 (c_parser_unary_expression): Same.
4216 (c_parser_sizeof_expression): Same.
4217 (c_parser_postfix_expression): Same.
4218 (c_parser_pragma): Same.
4219 (c_parser_omp_clause_collapse): Same.
4220 (c_parser_omp_clause_num_threads): Same.
4221 (c_parser_omp_clause_schedule): Same.
4222 (c_parser_omp_all_clauses): Same.
4223 (c_parser_omp_sections_scope): Same.
4224 (c_parser_omp_for_loop): Same. Pass condition's location to
4225 c_objc_common_truthvalue_conversion.
4226 (c_parser_enum_specifier): Remove comment.
4228 2008-09-24 Michael J. Eager <eager@eagercon.com>
4230 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4232 * config/rs6000/rs6000.c (rs6000_override_options): Move
4233 rs6000_init_hard_regno_mode_ok after all options changed.
4234 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4235 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4236 -msimple-fpu flags. Add warning messages if single FP not configured.
4237 (rs6000_file_start): Output gnu_attribute for single-float.
4238 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4239 (rs6000_legitimize_address): Likewise.
4240 (rs6000_legitimize_reload_address): Likewise.
4241 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4242 TARGET_SINGLE_FLOAT.
4243 (function_arg_advance): Likewise.
4244 (function_arg): Likewise.
4245 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4246 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4247 TARGET_SINGLE_FLOAT.
4248 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4249 (rs6000_emit_prologue): Likewise.
4250 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4251 TARGET_SINGLE_FLOAT.
4252 (rs6000_libcall_value): Likewise.
4253 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4254 (TARGET_DOUBLE_FLOAT): New default to 1
4255 (TARGET_SIMPLE_FPU): New default to 0
4256 (TARGET_SINGLE_FPU): New default to 0
4257 (TARGET_SINGLE_FLOAT_MODE): New.
4258 (TARGET_DOUBLE_FLOAT_MODE): New.
4259 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4260 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4262 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4263 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4264 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4265 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4266 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4267 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4268 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4269 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4270 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4271 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4272 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4273 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4274 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4275 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4276 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4277 cmptf_internal1, *cmptf_internal2): Condition on
4278 TARGET_DOUBLE_FLOAT.
4279 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4280 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4281 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4282 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4283 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4284 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4285 TARGET_SINGLE_FLOAT.
4286 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4287 * config/rs6000/rs6000.opt (-msingle-float): New.
4288 (-mdouble-float): New.
4289 (-msimple-fpu): New.
4290 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4291 -msingle-float, -mdouble-float, -msimple-fpu options.
4292 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4293 _SOFT_DOUBLE for -msingle-float.
4294 * config.gcc: New config for target=powerpc-xilinx-eabi.
4296 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4298 * config/sparc/constraints.md: New file.
4299 * config/sparc/sparc.md: Include it.
4300 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4301 (sparc_extra_constraint_check): Delete.
4302 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4303 (memory_ok_for_ldd): New predicate.
4304 (sparc_extra_constraint_check): Delete.
4305 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4306 (CONST_OK_FOR_LETTER_P): Likewise.
4307 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4308 (EXTRA_CONSTRAINT): Likewise.
4310 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4312 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4314 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4316 * alias.c (find_base_value): Use FIND_BASE_TERM.
4317 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4319 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4321 * config/i386/i386.c: Include cselib.h.
4322 (ix86_pic_register_p): New function.
4323 (ix86_delegitimize_address): Use it to check for the PIC register.
4325 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4327 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4328 * config/i386/i386.c (ix86_find_base_term): Don't check for
4329 SYMBOL_REF and LABEL_REF.
4331 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4333 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4334 constant PLUS in a CONST.
4336 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4338 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4339 check for sibcall support for w64.
4341 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4343 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4345 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4347 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4348 parser_build_binary_op.
4349 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4350 * c-typeck.c (build_array_ref): Same.
4351 (parser_build_unary_op): New location argument.
4352 (pointer_diff): Pass location to build_binary_op,
4353 c_objc_common_truthvalue_conversion.
4354 (build_modify_expr): Same.
4355 (build_unary_op): New location argument.
4356 (build_binary_op): New location argument.
4357 (c_objc_common_truthvalue_conversion): Pass location to
4358 c_*common_truthvalue_conversion.
4359 * c-convert.c (convert): Same.
4360 * c-common.c (binary_op_error): New location argument.
4361 (pointer_int_sum): Pass location to build_binary_op.
4362 (c_common_truthvalue_conversion): New location argument.
4363 (warn_for_sign_compare): Same.
4364 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4365 binary_op_error, build_binary_op, warn_for_sign_compare.
4366 * c-parser.c (c_parser_condition): Pass location to
4367 c_*common_truthvalue_conversion.
4368 (c_parser_conditional_expression): Save condition's location and pass
4370 (c_parser_binary_expression): Same, but for the binary operator's
4372 (c_parser_omp_for_loop): Pass location to
4373 c_objc_common_truthvalue_conversion.
4375 2008-09-23 Martin Jambor <mjambor@suse.cz>
4377 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4378 (cgraph_node_remove_callees): New temporary f. Hold the next item
4380 (cgraph_node_remove_callers): Likewise.
4382 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4383 (ipa_node_removal_hook): Likewise.
4385 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4386 gimple_call_copy_skip_args and moved to the gimple_call section.
4387 * gimple.c (gimple_copy_call_skip_args): Renamed to
4388 gimple_call_copy_skip_args. Changed al users.
4390 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4392 * ira-color.c (start_allocno_priorities): Rename to
4393 setup_allocno_priorities. Use costs and
4394 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4395 range lengths. Get rid off doubles.
4396 (ira_fast_allocations): Call start_allocno_priorities.
4398 2008-09-22 David Daney <ddaney@avtrex.com>
4401 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4402 register if TARGET_LONG_CALLS.
4404 2008-09-22 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/37145
4407 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4408 value-numbering union accesses with their offset and size only.
4409 (visit_reference_op_load): Fix simplification of inserted conversions.
4410 * tree-ssa-pre.c (find_or_generate_expression): Do not
4411 recursively generate expressions if running FRE.
4413 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4415 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4416 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4419 2008-09-22 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/37145
4422 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4423 (phi_translate_1): Constant fold references.
4425 2008-09-22 Ira Rosen <irar@il.ibm.com>
4427 PR tree-optimization/37482
4428 * tree-vectorizer.h (struct _slp_instance): Add new field.
4429 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4430 (get_earlier_stmt): New function.
4431 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4433 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4434 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4435 asserts that GSI points to the scalar statement being vectorized.
4436 Set new statement location according to GSI.
4437 (vect_schedule_slp_instance): Use GSI of
4438 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4440 2008-09-21 Jan Hubicka <jh@suse.cz>
4442 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4443 (ipcp_insert_stage): Update dead_nodes bitmap.
4445 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4448 * config/i386/t-cygming (SHLIB_LC): Remove.
4449 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4450 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4452 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4456 * final.c (mark_symbol_ref_as_used): New helper function.
4457 (output_operand): Instead of just looking inside MEMs for
4458 SYMBOL_REFs, use new helper function and for_each_rtx.
4459 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4460 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4461 Make head comment more general.
4462 * config/darwin.c (machopic_output_indirection): Handle weak
4463 references here, like in assemble_external.
4465 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4467 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4468 (sparc_emit_float_lib_cmp): Change return type.
4469 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4470 (gen_compare_operator): New function.
4471 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4472 the comparison sequence. Minor tweaks.
4473 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4474 that the final operator and the result of sparc_emit_float_lib_cmp
4475 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4476 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4477 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4478 result of sparc_emit_float_lib_cmp match for software TFmode.
4479 (movqicc, movhicc, movsicc, movdicc): Merge into...
4480 (mov<I:mode>cc): ...this.
4481 (movsfcc, movdfcc, movtfcc): Merge into...
4482 (mov<F:mode>cc): ...this.
4483 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4485 (mov<I:mode>_cc_v9): ...this.
4486 (movdi_cc_sp64_trunc): Delete.
4487 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4488 movdi_cc_reg_sp64): Merge into...
4489 (mov<I:mode>_cc_reg_sp64): ...this.
4490 (movsf_cc_sp64): Rename into...
4491 (movsf_cc_v9): ...this.
4492 (movdf_cc_sp64): Rename into...
4493 (movdf_cc_v9): ...this.
4494 (movtf_cc_hq_sp64): Rename into...
4495 (movtf_cc_hq_v9): ...this.
4496 (movtf_cc_sp64): Rename into...
4497 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4499 2008-09-21 Diego Novillo <dnovillo@google.com>
4501 * doc/gccint.texi: Include generic.texi and gimple.texi.
4503 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4504 (GIMPLE): Move to gimple.texi.
4505 (Annotations): Remove references to to stmt_ann_t and
4507 (SSA Operands): Rename from 'Statement Operands'.
4508 * doc/generic.texi: New.
4509 * doc/gimple.texi: New.
4510 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4511 * Makefile.in (TEXI_GCCINT_FILES):
4512 * gimple.c (gimple_copy_call_skip_args): Rename from
4513 giple_copy_call_skip_args. Update all users.
4514 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4516 2008-09-21 Ira Rosen <irar@il.ibm.com>
4518 PR tree-optimization/37539
4519 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4520 statement in related statement field only for the first load of the
4521 group of loads with the same data reference.
4523 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4525 * config/mips/mips.h (TUNE_OCTEON): New macro.
4526 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4527 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4528 * config/mips/octeon.md: New file.
4529 * config/mips/mips.md: Include octeon.md. Restore
4530 semi-alphabetical order of include files.
4532 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4535 * config/i386/i386.md (*jcc_fused_1): Removed.
4536 (*jcc_fused_2): Likewise.
4537 (*jcc_fused_3): Likewise.
4538 (*jcc_fused_4): Likewise.
4540 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4542 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4543 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4544 * target.h (gcc_target): Add ira_cover_classes.
4545 * ira.c: Remove IRA_COVER_CLASSES guards.
4546 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4547 instead of IRA_COVER_CLASSES.
4548 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4549 (setup_class_translate): Likewise.
4550 (setup_reg_class_intersect_union): Likewise.
4551 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4552 test of targetm.ira_cover_classes.
4553 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4554 of IRA_COVER_CLASSES.
4555 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4556 (TARGET_INITIALIZER): Include it.
4557 * targhooks.h (default_ira_cover_classes): Declare.
4558 * targhooks.c (default_ira_cover_classes): New function.
4560 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4562 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4564 2008-09-19 Ian Lance Taylor <iant@google.com>
4566 * varasm.c (narrowing_initializer_constant_valid_p): Return
4567 NULL_TREE if ENDTYPE is not an integer.
4569 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4572 * tree-ssa.c (execute_update_addresses_taken): Also update
4573 DECL_GIMPLE_REG_P for vector and complex types.
4575 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4576 Jan Hubicka <jh@suse.cz>
4579 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4580 empty before freeing them.
4581 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4583 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4585 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4586 * config/xtensa/predicates.md (tls_symbol_operand): New.
4587 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4588 (TARGET_CANNOT_FORCE_MEM): Define.
4589 (xtensa_tls_symbol_p): New.
4590 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4591 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4592 (xtensa_tls_module_base): New.
4593 (xtensa_call_tls_desc): New.
4594 (xtensa_legitimize_tls_address): New.
4595 (xtensa_legitimize_address): Handle TLS symbols.
4596 (xtensa_tls_referenced_p_1): New.
4597 (xtensa_tls_referenced_p): New.
4598 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4600 (XTENSA_BUILTIN_THREAD_POINTER): New.
4601 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4602 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4603 builtin. Add declarations for __builtin_thread_pointer and
4604 __builtin_set_thread_pointer.
4605 (xtensa_fold_builtin): Recognize new builtins.
4606 (xtensa_expand_builtin): Expand new builtins.
4607 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4608 (TARGET_THREADPTR): Define.
4609 (HAVE_AS_TLS): Define default value.
4610 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4611 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4612 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4613 (UNSPECV_SET_TP): New.
4614 (sym_TPOFF, sym_DTPOFF): New.
4615 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4616 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4617 * configure: Regenerated.
4619 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4622 * config/ia64/ia64.c (ia64_optimization_options): Move
4623 checking and setting flag_schedule_insns_after_reload and
4624 ia64_flag_schedule_insns2 back to ...
4625 (ia64_override_options): Here.
4627 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4630 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4631 zero extend count after the correction to it is done.
4632 (doloop_optimize): Update call to doloop_modify, don't zero extend
4635 2008-09-18 Martin Jambor <mjambor@suse.cz>
4637 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4639 * ipa-prop.c: Correct comments.
4640 * ipa-prop.h: Likewise.
4642 2008-09-18 Jan Hubicka <jh@suse.cz>
4645 * ipa-reference.c (ipa_reference_local_vars_info_d,
4646 ipa_reference_global_vars_info_d,
4647 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4648 ipa_reference_vars_info_t): Move here from ipa-reference.h
4649 (node_duplication_hook_holder, node_removal_hook_holder): New.
4650 (get_reference_vars_info_from_cgraph): Rename to ...
4651 (get_reference_vars_info): ... this one, use cgraph uids.
4652 (get_local_reference_vars_info, get_global_reference_vars_info):
4653 Use cgraph instead of decl.
4654 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4656 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4657 ipa_reference_get_written_global,
4658 ipa_reference_get_not_written_global): Use cgraph argument.
4659 (check_call): Simplify avail check.
4660 (scan_stmt_for_static_refs): Update.
4661 (propagate_bits): Update.
4662 (merge_callee_local_info): Remove.
4663 (init_function_info): Use cgraph nodes.
4664 (clean_function_local_data): Break out from ...
4665 (clean_function): ... here.
4666 (copy_local_bitmap, copy_global_bitmap): New functions.
4667 (duplicate_node_data, remove_node_data): New functions.
4668 (generate_summary): Register hooks; use visibility instead of
4670 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4671 * ipa-reference.h (ipa_reference_local_vars_info_d,
4672 ipa_reference_global_vars_info_d,
4673 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4674 ipa_reference_vars_info_t): Move to ipa-reference.c
4675 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4677 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4678 ipa_reference_get_not_read_global,
4679 ipa_reference_get_not_written_global): Update prototype.
4680 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4681 (init_state): Remove.
4682 (node_duplication_hook_holder, node_removal_hook_holder): New.
4683 (get_function_state, set_function_state): Use VECtor.
4684 (analyze_function): Check body availability.
4685 (add_new_function): Likewise.
4686 (duplicate_node_data, remove_node_data): New.
4687 (generate_summary): Register hooks; do not care about clones.
4688 (propafate): Do not care about clones; recursive functions are
4690 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4691 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4692 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4694 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4695 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4696 Update call of ipa-reference accesors.
4698 2008-09-18 Simon Baldwin <simonb@google.com>
4700 * c-opts.c (c_common_handle_option): Add handling for
4701 -Wbuiltin-macro-redefined command line option.
4702 * c.opt: Added builtin-macro-redefined option.
4703 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4706 2008-09-18 Richard Guenther <rguenther@suse.de>
4708 PR tree-optimization/37258
4709 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4710 and signedness for integral types.
4711 (vn_phi_eq): Require compatible types.
4713 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4716 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4717 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4719 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4720 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4721 ggc_free other TREE_LIST nodes from that chain.
4722 * function.c (instantiate_decls): Instantiate also DECL_RTL
4723 of vars in cfun->local_decls, free that list afterwards.
4725 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4727 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4728 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4730 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4732 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4733 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4735 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4737 PR tree-optimization/37102
4738 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4739 from a node. Check to see if another PHI is dead.
4740 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4741 remove real PHIs which have no uses.
4742 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4744 2008-09-18 Richard Guenther <rguenther@suse.de>
4747 * tree-cfg.c (remove_useless_stmts_1): Remove
4748 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4750 2008-09-18 Nick Clifton <nickc@redhat.com>
4752 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4753 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4754 to frv_secondary_reload_class.
4755 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4756 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4757 (frv_secondary_reload_class): Omit unused parameter.
4758 (frv_secondary_reload): New function. Handle the case when
4759 secondary_reload_class() is called before the reload_(in|out)
4760 _optabs have been initialised.
4761 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4763 * config/frv/frv.md: Define an exclusion set between fr550_m0
4766 2008-09-18 Richard Guenther <rguenther@suse.de>
4768 PR tree-optimization/37456
4769 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4770 want to insert after ends a BB insert on the single fallthru
4773 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4775 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4776 Mention -march=z9-109, z9-ec and z10.
4778 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4780 PR rtl-optimization/37544
4781 * regrename.c (maybe_mode_change): Exit early when copy_mode
4782 is narrower than orig_mode and narrower than new_mode.
4784 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4787 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4789 * sched-rgn.c (ref_counts): Remove.
4790 (insn_referenced): New static variable.
4791 (INSN_REF_COUNT): Remove.
4792 (sched_run_compute_dependencies): Use insn_referenced instead of
4794 (add_branch_dependences): Likewise. Delete dead assignment.
4796 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4798 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4799 consumer is an asm. Add comment why this is important.
4800 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4801 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4803 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4805 * expr.c (emit_group_store): Do not shift before moving via a
4808 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4810 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4811 from aggregate to non-aggregate type if the bit pattern is not fully
4812 preserved afterwards.
4814 2008-09-17 Richard Guenther <rguenther@suse.de>
4816 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4817 (verify_gimple_assign): ... this. Split into ...
4818 (verify_gimple_assign_unary): ... this,
4819 (verify_gimple_assign_binary): ... that,
4820 (verify_gimple_assign_single): ... and this.
4821 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4822 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4823 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4824 (verify_types_in_gimple_reference): Be forgiving with
4826 (verify_gimple_phi): Deal with virtual operands.
4828 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4830 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4832 * tree.c (get_callee_fndecl): Don't call the language hook.
4833 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4834 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4835 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4837 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4839 * tree.c (protected_set_expr_location): Don't unnecessarily
4840 check for error_mark_node.
4842 2008-09-17 Art Haas <ahaas@impactweather.com>
4844 * ipa-reference.c (analyze_function): Declare step only if
4845 ENABLE_CHECKING is defined.
4847 2008-09-17 Jan Hubicka <jh@suse.cz>
4850 * tree.h (DECL_INLINE): remove.
4851 (DECL_DECLARED_INLINE_P): Update docs.
4852 (DECL_NO_INLINE_WARNING_P): new.
4853 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4854 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4856 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4857 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4860 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4863 2008-09-17 Jan Hubicka <jh@suse.cz>
4865 * ipa-reference.c (ipa_obstack): Remove.
4866 (local_info_obstack, global_info_obstack): New.
4867 (add_static_var): We now handle variables only.
4868 (mark_address_taken, mark_load, mark_store): New functions based on ...
4869 (check_operand): ... remove.
4870 (get_asm_stmt_operands): Rename to ...
4871 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4872 (scan_stmt_for_static_refs): Rewrite.
4873 (scan_op_for_static_refs): Rename to ...
4874 (scan_initializer_for_static_refs): do not look for VAR_DECL
4875 initializers; stop recursion on types and decls.
4876 (ipa_init): Use proper obstacks.
4877 (analyze_variable): Use scan_initializer_for_static_refs.
4878 (init_function_info): Use local obstack.
4879 (analyze_function): Simplify.
4880 (add_new_function): We don't need visited_nodes obstack.
4881 (generate_summary): Use proper obstacks; cleanup after propagation.
4883 2008-09-17 Richard Guenther <rguenther@suse.de>
4886 PR tree-optimization/37491
4887 * alias.c (get_alias_set): Use the canonical type.
4888 * tree-vect-transform.c (vectorizable_store): Use the type of
4889 the lhs for the vector type. Adjust checking.
4890 (vectorizable_load): Adjust checking.
4892 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4893 Adam Nemet <anemet@caviumnetworks.com>
4895 PR rtl-optimization/37483
4896 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4897 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4898 Rearrange code to better match the original comment. Check
4899 t_unconditional first. Improve comment.
4901 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4904 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4905 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4908 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4909 GIMPLE_TRY if cleanup sequence is empty.
4911 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4914 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4915 eliminate IV if the cost are the same.
4917 2008-09-16 Richard Guenther <rguenther@suse.de>
4920 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4923 2008-09-16 Richard Guenther <rguenther@suse.de>
4925 PR tree-optimization/37508
4926 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4928 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4930 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4932 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4934 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4935 use gen_floatdidf2 directly.
4936 (floatunssidf2): Likewise.
4937 (floatsidf_ppc64_mfpgpr): Remove.
4938 (floatsidf_ppc64): Remove.
4939 (floatunssidf_ppc64): Remove.
4941 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4943 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4944 rather than update_cost_queue.
4946 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4947 in every call starting with the second one, instead of only when
4948 alias_bitmap_obstack.elements != NULL.
4950 * tree-predcom.c (filter_suitable_components): Free all refs in
4951 act->refs vector before calling release_component.
4952 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4954 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4956 * tree-loop-linear.c (linear_transform_loops): Initialize
4957 lambda_obstack only after calling perfect_loop_nest_depth.
4958 Goto free_and_continue instead of just continue for later failures.
4961 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4964 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4966 2008-09-14 Andreas Schwab <schwab@suse.de>
4968 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4970 2008-09-14 Jan Hubicka <jh@suse.cz>
4972 * invoke.texi (-fconserve-stack): Document.
4973 * opts.c (decode_options): Handle conserve_stack.
4974 * common.opt (fconvserve_stack): New.
4976 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4978 * config.host: Add x-aix to host_xmake_file.
4979 * config/rs6000/t-aix52: Do not override LDFLAGS.
4980 * config/rs6000/x-aix: New file.
4982 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4988 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4989 is not recognized as a valid register usage. Allow REG_X to be used
4991 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4992 forces a reload when using a base register.
4994 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4996 * config/i386/cygming-crtend.c (register_frame_ctor): If
4997 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4998 directly with atexit.
4999 (deregister_frame_ctor): Rename to ...
5000 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5001 if !DEFAULT_USE_CXA_ATEXIT.
5003 2008-09-13 Jan Hubicka <jh@suse.cz>
5005 * cgraph.c: Include value-prof.h
5006 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5008 2008-09-13 Jan Hubicka <jh@suse.cz>
5011 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5012 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5013 tree_gen_one_value_profiler, tree_gen_average_profiler,
5014 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5016 2008-09-13 Jan Hubicka <jh@suse.cz>
5018 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5019 too many bytes on misalligned blocks.
5021 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5023 * doc/cfg.texi: Fix some typos.
5024 * doc/extend.texi: Likewise.
5025 * doc/install.texi: Likewise.
5026 * doc/invoke.texi: Likewise.
5027 * doc/rtl.texi: Likewise.
5028 * doc/tree-ssa.texi: Likewise.
5030 2008-09-13 Richard Guenther <rguenther@suse.de>
5033 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5034 gimple stores for memory rhs.
5036 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5038 PR rtl-optimization/37489
5039 * cse.c (fold_rtx): Don't return const_true_rtx for float
5040 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5042 2008-09-13 Jan Hubicka <jh@suse.cz>
5044 PR tree-optimization/37392
5045 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5047 2008-09-13 Martin Jambor <mjambor@suse.cz>
5048 Jan Hubicka <jh@suse.cz>
5050 * cgraph.c (free_edges): New variable.
5051 (NEXT_FREE_EDGE): New macro.
5052 (cgraph_free_edge): New function.
5053 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5054 (cgraph_node_remove_callees): Likewise.
5055 (cgraph_node_remove_callers): Likewise.
5056 (cgraph_create_edge): Reuse edges from the free list. Do not
5057 update uid if doing so.
5058 (cgraph_remove_*_hook): Add free call.
5060 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5062 * ira-color.c (conflict_allocno_vec): Delete.
5063 (update_cost_queue_elem): New structure.
5064 (update_cost_queue): New variable.
5065 (update_cost_queue_tail): Likewise.
5066 (update_cost_queue_elems): Likewise.
5067 (allocno_update_cost_check): Delete.
5068 (initiate_cost_update): Allocate update_cost_queue_elems
5069 instead of allocno_update_cost_check.
5070 (finish_cost_update): Update the free()s accordingly.
5071 (start_update_cost): New function.
5072 (queue_update_cost): Likewise.
5073 (get_next_update_cost): Likewise.
5074 (update_copy_costs_1): Inline into...
5075 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5076 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5077 once we've established they are equal. Don't allocate update
5078 costs if there is nothing to add to them.
5079 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5080 DIVISOR arguments. Use a queue instead of recursive calls;
5081 process all the allocnos in the initial queue, rather than
5083 (assign_hard_reg): Use queue_update_cost instead of
5084 conflict_allocno_vec. Queue coalesced allocnos instead
5085 of calling update_conflict_hard_regno_costs for each one.
5086 Just call update_conflict_hard_regno_costs once for the
5088 (ira_color): Remove conflict_allocno_vec handling.
5090 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5092 PR tree-optimization/37484
5093 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5094 (save_var_name): Same.
5095 (initialize_cloog_names): Same.
5096 (initialize_cloog_names): Same.
5098 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5100 * tree-scalar-evolution.c (set_instantiated_value): Set
5103 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5107 * ira-build.c (common_loop_tree_node_dominator): Remove.
5108 (copy_live_ranges_to_removed_store_destinations): New function.
5109 (regno_top_level_allocno_map): Move to top level from ...
5110 (ira_flattening): ... here. Use
5111 copy_live_ranges_to_removed_store_destinations.
5113 * ira-emit.c (generate_edge_moves): Fix a comment.
5115 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5118 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5119 scratch register after 'set' pattern.
5121 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5123 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5124 information passed to mark_reg_pointer.
5125 * explow.c (force_reg): Likewise.
5127 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5129 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5130 when building for the celledp architecture.
5132 2008-09-12 Richard Guenther <rguenther@suse.de>
5134 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5136 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5138 PR rtl-optimization/37424
5139 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5140 the regnos instead of the addresses.
5142 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5144 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5146 2008-09-11 Richard Guenther <rguenther@suse.de>
5148 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5149 entering the weaker equivalence recording.
5151 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5153 2008-09-11 Jeff Law <law@redhat.com>
5155 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5156 by assign_stack_local on the IRA path for stack slot sharing
5157 as well as the non-IRA path.
5159 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5161 * config/i386/i386.h: Fix whitespace issues.
5163 2008-09-11 Martin Jambor <mjambor@suse.cz>
5165 * ipa-prop.h (struct ipa_param_flags): Removed.
5166 (struct ipa_param_descriptor): New structure.
5167 (struct ipa_node_params): ipcp_lattices, param_decls and
5168 param_flags moved to ipa_param_description.
5169 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5170 descriptors. Renamed all users.
5171 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5172 changed to access descriptors. Renamed all users.
5173 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5174 to access descriptors. Renamed all users.
5175 * ipa-cp.c (ipcp_init_cloned_node): Call
5176 ipa_initialize_node_params instead of ipa_count_formal_params and
5177 ipa_create_param_decls_array.
5178 (ipcp_analyze_node): Likewise.
5179 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5180 descriptors. Renamed all users.
5181 (ipcp_initialize_node_lattices): Remove allocation.
5182 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5183 ipa_initialize_node_params instead of ipa_count_formal_params and
5184 ipa_create_param_decls_array.
5185 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5186 ipa_populate_param_decls, made static, added parameter info,
5187 renamed mt to node, removed allocation, changed to use
5189 (ipa_count_formal_params): Made static, added parameter info,
5191 (ipa_initialize_node_params): New function.
5192 (ipa_check_stmt_modifications): Changed to use descriptors.
5193 (ipa_detect_param_modifications): Removed allocation, changed to
5195 (ipa_note_param_call): Changed to use descriptors.
5196 (ipa_analyze_params_uses): Removed allocation.
5197 (ipa_free_node_params_substructures): Changed to use descriptors.
5198 (ipa_edge_duplication_hook): Use the unused attribute.
5199 (ipa_node_duplication_hook): Use the unused attribute, changed to
5200 use descriptors, changed to duplicate descriptors.
5202 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5203 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5204 indirect inlining. Made static.
5205 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5206 functions called only once.
5207 (cgraph_decide_recursive_inlining): Don't call
5208 ipa_propagate_indirect_call_infos, pass new_edges to
5209 cgraph_mark_inline_edge instead.
5210 (cgraph_decide_inlining_of_small_functions): Don't call
5211 ipa_propagate_indirect_call_infos, pass new_edges to
5212 cgraph_mark_inline_edge instead.
5213 (cgraph_decide_inlining): Don't call
5214 ipa_propagate_indirect_call_infos.
5215 * ipa-prop.c: Check that vectors are allocated.
5217 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5218 iff a new cgraph edges have been created.
5219 (cgraph_decide_inlining): New variable redo_always_inline.
5220 Flattening and always_inlining loop until callgraph stabilizes.
5221 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5222 true iff new cgraph edges have been created.
5223 (propagate_info_to_inlined_callees): Likewise.
5224 (ipa_propagate_indirect_call_infos): Likewise.
5226 2008-09-11 Richard Guenther <rguenther@suse.de>
5228 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5229 (set_prologue_iterations): Likewise.
5230 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5232 (vect_update_init_of_dr): Likewise.
5233 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5235 * fold-const.c (fold_unary): Do not generate calculations
5238 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5240 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5241 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5242 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5244 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5246 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5247 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5248 before finalizing the changes.
5249 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5251 (simplify_truth_ops_using_ranges): New.
5252 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5253 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5254 whether a simplification was made.
5255 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5256 use a switch statement and also call simplify_truth_ops_using_ranges.
5258 2008-09-11 Jan Hubicka <jh@suse.cz>
5260 * ggc-common.c (loc_array): Make static.
5261 * dce.c (rest_of_handle_ud_dce): Free worklist.
5263 2008-09-11 Jan Hubicka <jh@suse.cz>
5265 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5266 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5267 function so we are sure we do not dangle it forever.
5268 * function.c (outer_function_chain, find_function_data): Remove.
5269 (function_context_stack): New.
5270 (push_function_context, pop_function_context): Update.
5271 * function.h (struct function): Remove pointer outer.
5272 (outer_function_chain, find_function_data): Remove.
5273 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5275 2008-09-11 Jan Hubicka <jh@suse.cz>
5278 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5280 2008-09-11 Jan Hubicka <jh@suse.cz>
5282 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5284 2008-09-11 Jan Hubicka <jh@suse.cz>
5286 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5287 (free_var_map_entry): New function.
5288 (redirect_edge_var_map_destroy): Use it.
5290 2008-09-11 Jan Hubicka <jh@suse.cz>
5293 * tree-inline.c (add_lexical_block): Replace with ...
5294 (prepend_lexical_block): ... prepend at begginig.
5295 (remap_blocks): Use it and reverse later.
5296 (expand_call_inline): Use prepend_lexical_block.
5298 2008-09-11 Jan Hubicka <jh@suse.cz>
5300 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5302 2008-09-11 Jan Hubicka <jh@suse.cz>
5304 * function.c (free_after_compilation): Call insn_locators_free.
5305 * cfglayout.c (insn_locators_free): New function.
5306 * rtl.h (insn_locators_free): Declare.
5308 2008-09-11 Jan Hubicka <jh@suse.cz>
5310 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5312 (cond_move_process_if_block): Update call.
5314 2008-09-11 Jan Hubicka <jh@suse.cz>
5316 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5317 * vec.c: Include hashtab.h
5318 (vec_descriptor, ptr_hash_entry): New structures.
5319 (vec_desc_hash, vec_ptr_map): New static variables.
5320 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5321 register_overhead, free_overhead, vec_heap_free): New functions.
5322 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5323 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5324 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5327 2008-09-11 Ira Rosen <irar@il.ibm.com>
5329 PR tree-optimization/37474
5330 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5331 length of load permutation.
5333 2008-09-11 Andreas Schwab <schwab@suse.de>
5335 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5337 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5340 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5341 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5342 simplify_gen_subreg.
5344 2008-09-11 Ira Rosen <irar@il.ibm.com>
5346 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5349 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5352 * gimplify.c (gimplify_body): Call default_rtl_profile.
5355 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5356 instead of tok->val.node if not expanding to something else. Handle
5357 intervening CPP_PADDING tokens.
5358 (altivec_categorize_keyword): Remove unneeded comparisons.
5360 2008-09-10 Richard Guenther <rguenther@suse.de>
5362 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5364 2008-09-10 Richard Guenther <rguenther@suse.de>
5367 * tree-inline.c (insert_init_stmt): Make sure to not
5368 insert invalid gimple stores.
5370 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5372 PR tree-optimization/37388
5373 * toplev.c (process_options): Fail and warn when graphite
5374 flags are used, but the compiler has not been configured
5375 with graphite libraries.
5376 * graphite.c (graphite_transform_loops): Remove printfs
5377 to dump_file for the case when graphite is not available.
5379 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5382 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5383 the even element into register.
5384 (ix86_expand_vector_init_general): Don't use
5385 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5386 if we can't move from GPR to SSE register directly.
5388 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5390 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5391 not lose track of the number of NOPs needed. Number of NOPs needed
5392 for sync vs. loads workaround was switched; corrected. Run second
5393 pass for all workarounds. No NOPs needed after call insns. Change
5394 second pass to use find_next_insn_start and find_load helpers in order
5395 to properly detect parallel insns.
5396 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5398 2008-09-10 Jan Hubicka <jh@suse.cz>
5400 * value-prof.c (gimple_ic): Fix tuplification bug.
5401 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5404 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5406 PR tree-optimization/37353
5407 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5408 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5409 calls instead of cond_dead_built_in_calls.
5410 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5411 initalize the vector only before adding first entry. Use VEC_safe_push
5412 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5413 shrink_wrap_conditional_dead_built_in_calls call.
5415 2008-09-10 Ira Rosen <irar@il.ibm.com>
5417 PR tree-optimization/37385
5418 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5419 argument, and use it as a vector type if not NULL.
5420 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5422 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5423 additional argument.
5424 (vectorizable_load): Likewise.
5426 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5428 * config/i386/i386.md (SWI32): New mode iterator.
5429 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5432 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5434 PR rtl-optimization/37435
5435 * caller-save.c (insert_restore, insert_save): Check the mode by
5438 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5441 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5443 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5446 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5448 * doc/invoke.texi (ARM Options): Correct errors in discussion
5449 of -mfloat-abi, -mhard-float, and -msoft-float.
5451 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5452 Jan Hubicka <jh@suse.cz>
5455 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5456 calling gimple_regimplify_operands on it. Iterate over all newly
5457 added statements, not just the last one.
5458 (insert_init_stmt): Insert stmt into seq first, then call
5459 gimple_regimplify_operands on it. Don't create new gimplification
5460 context, nor find referenced vars.
5462 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5465 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5466 to pointer to vector pointer.
5467 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5468 propagate_info_to_inlined_callees): Likewise.
5469 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5470 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5471 ipa_check_create_edge_args.
5472 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5473 argument to pointer to vector pointer.
5474 (cgraph_decide_inlining_of_small_function): Adjust
5475 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5479 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5480 optimizing for size, not speed.
5482 PR rtl-optimization/37408
5483 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5484 if parm is promoted.
5486 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5488 PR tree-optimization/37375
5489 * tree-scalar-evolution.c (scev_info_str): Add field
5491 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5492 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5493 set_instantiated_value): Pass instantiated_below.
5494 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5496 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5497 the definitions are not instantiated.
5499 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5500 (block_before_loop): New.
5501 * tree-data-ref.c (dr_analyze_indices): Update uses of
5503 * graphite.c (block_before_scop): New.
5504 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5505 basic block, not a loop for determining the parameters.
5506 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5508 (idx_record_params, find_params_in_bb, find_scop_parameters,
5509 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5510 to instantiate_scev.
5512 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5514 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5518 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5520 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5521 Check zero freq and increase if necessary.
5523 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5525 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5526 regno is in the right range. Add comments.
5528 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5530 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5532 * mips-tfile.c (copy_object): Cast alloca result to int *.
5533 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5535 Rename class to sclass.
5536 (read_tfile): Cast read_seek return values to proper types.
5537 Cast xcalloc return value to proper type.
5539 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5541 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5542 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5543 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5545 2008-09-09 Jan Hubicka <jh@suse.cz>
5547 * profile.c (is_edge_inconsistent): Add debug output; ignore
5548 negative count on fake edges.
5549 (is_inconsistent): Add debug output.
5551 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5553 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5555 (choose_ready): When first insn is chosen from the ready list, also
5558 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5560 PR rtl-optimization/37360
5561 * haifa-sched.c (max_issue): Do not assert that we never issue more
5562 insns than issue_rate. Add comment.
5564 2008-09-09 Richard Guenther <rguenther@suse.de>
5566 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5567 (verify_types_in_gimple_call): Rename to ...
5568 (verify_gimple_call): ... this. Enhance.
5569 (verify_types_in_gimple_cond): Remove.
5570 (verify_gimple_comparison): New function ...
5571 (verify_types_in_gimple_assign): ... split out from here.
5572 (verify_types_in_gimple_return): Rename to ...
5573 (verify_gimple_return): ... this. Enhance.
5574 (verify_types_in_gimple_switch): Rename to ...
5575 (verify_gimple_switch): ... this. Enhance.
5576 (verify_gimple_goto): New function.
5577 (verify_types_in_gimple_phi): Rename to ...
5578 (verify_gimple_phi): ... this. Enhance.
5579 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5580 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5581 (verify_types_in_gimple_seq_2): Remove cases handled in
5582 verify_types_in_gimple_stmt.
5584 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5586 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5587 (push_multiple_operation, pop_multiple_operation): Set it.
5588 (workaround_rts_anomaly): New function.
5589 (workaround_speculation): New function, broken out of bfin_reorg.
5590 (bfin_reorg): Call the new functions.
5592 2008-09-09 Richard Guenther <rguenther@suse.de>
5596 * gimplify.c (gimplify_conversion): Change conversions of
5597 non-register type to VIEW_CONVERT_EXPRs.
5598 (gimplify_addr_expr): If we need to make the operand
5599 addressable make sure to use a properly initialized
5600 temporary for that so it gets a valid gimple store.
5602 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5604 * function.h (struct function): Add function_start_locus.
5605 * cfgexpand.c (gimple_expand_cfg): Use it.
5606 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5608 2008-09-09 Richard Guenther <rguenther@suse.de>
5610 PR tree-optimization/37433
5611 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5614 2008-09-09 Richard Guenther <rguenther@suse.de>
5616 PR tree-optimization/37387
5617 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5618 and bits to a common type.
5620 2008-09-09 Nick Clifton <nickc@redhat.com>
5622 * config/v850/v850.md (return): Restore frame size restriction.
5624 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5626 * c-common.c (c_expand_decl): Remove.
5627 * c-common.h (anon_aggr_type_p): Remove prototype.
5628 (DECL_ANON_UNION_ELEMS): Remove.
5629 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5630 * c-decl.c (anon_aggr_type_p): Remove.
5631 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5632 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5633 * langhooks.h (struct lang_hooks): Remove expand_decl.
5634 * langhooks.c (lhd_expand_decl): Remove.
5635 * stmt.c (expand_anon_union_decl): Remove.
5636 * tree.h (expand_anon_union_decl): Remove prototype.
5638 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5641 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5643 * config/avr/avr.md (QISI) : Define mode iterator.
5644 (negated_tst<mode>) : Redefine as split using mode macro.
5645 (reversed_tstqi): Define insn as reversed compare with zero.
5646 (reversed_tsthi): Ditto.
5647 (reversed_tstsi): Ditto.
5649 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5652 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5653 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5656 * predict.c (optimize_function_for_size_p): Don't segfault if
5658 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5659 tree_swap_operands_p): Don't test cfun != NULL before calling
5660 optimize_function_for_s*_p.
5662 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5664 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5667 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5669 * crx/crx.h (IRA_COVER_CLASSES): Define.
5671 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5674 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5675 even when a stmt has been gimple_modified_p, but after fold_stmt is
5676 not any longer. Remove unneeded may_have_exposed_new_symbols
5679 2008-09-08 Richard Guenther <rguenther@suse.de>
5681 PR tree-optimization/37421
5682 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5685 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5688 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5690 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5693 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5694 * pa-hpux10.h (LINK_SPEC): Likewise.
5695 * pa-hpux11.h (LINK_SPEC): Likewise.
5697 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5699 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5700 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5702 2008-09-07 Helge Deller <deller@gmx.de>
5704 * pa/linux-atomic.c: New file.
5705 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5706 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5708 2008-09-07 Richard Guenther <rguenther@suse.de>
5709 Ira Rosen <irar@il.ibm.com>
5711 PR tree-optimization/36630
5712 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5713 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5715 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5716 Ira Rosen <irar@il.ibm.com>
5718 PR tree-optimization/35642
5719 * config/rs6000/altivec.md (mulv8hi3): Implement.
5721 2008-09-06 Jeff Law <law@redhat.com>
5723 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5725 2008-09-06 Jan Hubicka <jh@suse.cz>
5727 PR tree-optimization/14703
5728 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5730 * passes.c (init_optimization_passes): Recompute inline parameters.
5732 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5734 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5737 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5738 Peter Fuerst <post@pfrst.de>
5740 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5741 * doc/extend.texi: Document __builtin_mips_cache.
5742 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5743 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5744 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5745 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5746 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5747 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5748 (set_push_mips_isas): New variable.
5749 (mips_r10k_cache_barrier): New variable.
5750 (cache): New availability predicate.
5751 (mips_builtins): Add an entry for __builtin_mips_cache.
5752 (mips_build_cvpointer_type): New function.
5753 (MIPS_ATYPE_CVPOINTER): New macro.
5754 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5756 (r10k_simplified_address_p, r10k_simplify_address)
5757 (r10k_uncached_address_p, r10k_safe_address_p)
5758 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5759 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5760 (r10k_insert_cache_barriers): New functions.
5761 (mips_reorg_process_insns): Delete cache barriers after a
5762 branch-likely instruction.
5763 (mips_reorg): Call r10k_insert_cache_barriers.
5764 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5765 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5766 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5767 (mips_cache, r10k_cache_barrier): New define_insns.
5769 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5771 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5772 * ira-color.c (setup_allocno_left_conflicts_num): Use
5773 hard_reg_set_equal_p instead of a comparison with
5774 ira_zero_hard_reg_set.
5775 * ira.c (setup_reg_subclasses): Likewise.
5776 (setup_cover_and_important_classes): Likewise.
5777 (setup_class_translate): Likewise.
5778 (setup_reg_class_intersect_union): Likewise.
5779 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5780 (ira_init_once): Don't initialize them.
5782 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5784 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5786 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5788 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5790 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5792 Improved branch hints, safe hints, and scheduling.
5794 * haifa-sched.c (sched_emit_insn) : Define.
5795 * sched-int.h (sched_emit_insn) : Add prototype.
5796 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5797 -mhint-max-distance -msafe-hints) : Document.
5798 * config/spu/spu.c (spu_flag_var_tracking): New.
5799 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5800 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5801 TARGET_ASM_FILE_START): Define.
5802 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5803 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5804 (spu_emit_branch_hint): Add blocks argument.
5805 (insert_branch_hints, insert_nops): Remove.
5806 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5807 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5808 spu_sched_reorder, asm_file_start): New functions.
5809 (clock_var, spu_sched_length, pipe0_clock,
5810 pipe1_clock, prev_clock_var, prev_priority,
5811 spu_ls_first, prev_ls_clock): New static variables.
5812 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5813 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5814 (nopn_nv): Add a non-volatile version of nop.
5815 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5816 -mhint-max-distance, -msafe-hints): New options.
5818 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5819 Samuel Tardieu <sam@rfc1149.net>
5821 * opts.c (decode_options): Combine nested if statements.
5824 * opts.c (decode_options): Handle more relationships among
5825 unit-at-a-time, toplevel-reorder, and section-anchors.
5827 2008-09-05 David Daney <ddaney@avtrex.com>
5829 * doc/install.texi (--enable-reduced-reflection): Document new option.
5831 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5833 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5835 (constantpool_operand): New.
5836 (move_operand): Disallow sub-word modes for the constant pool.
5837 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5838 (xtensa_secondary_reload_class): Replace with....
5839 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5840 Set icode for sub-word reloads from the constant pool.
5841 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5842 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5843 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5844 * config/xtensa/xtensa-protos.h: Update prototypes.
5846 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5848 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5849 (REG_CLASS_NAMES): Update.
5850 (REG_CLASS_CONTENTS): Update.
5851 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5852 of ALL_REGS for regs 77 and 78.
5853 * function.c (instantiate_virtual_regs_in_insn): Assert that
5854 return value of simplify_gen_subreg is not NULL.
5856 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5858 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5859 (gen_rtvec_v): Fix coding standards.
5861 2008-09-04 Jan Hubicka <jh@suse.cz>
5863 * i386.c (decide_alg): Be more conservative about optimizing for size.
5865 2008-09-04 Ian Lance Taylor <iant@google.com>
5867 * varasm.c (narrowing_initializer_constant_valid_p): New
5869 (initializer_constant_valid_p): Call it.
5871 2008-09-04 Jeff Law <law@redhat.com>
5873 * fold-const.c (native_encode_real): Fix computation of WORDS.
5874 (native_interpret_real): Likewise.
5876 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5878 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5880 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5882 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5883 that the cost is already taken into account in ira-costs.c
5885 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5887 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5888 ira_debug_copies): New.
5889 (ira_bulid): Call print_copies.
5891 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5893 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5896 * config/rs6000/rs6000.c (optimization_options): Remove check of
5897 flag_toplevel_order.
5899 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5901 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5902 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5903 second operand is a reg_imm10_operand.
5904 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5905 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5906 (*seq_<GPR:mode><GPR2:mode>): Rename to
5907 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5909 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5910 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5912 (*sne_<GPR:mode><GPR2:mode>): Rename to
5913 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5916 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5918 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5919 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5920 combining an arithmetic right shift by more than 31 and a
5921 trunction. Don't match for out-of-range shift amounts. Set
5922 attribute mode to <MODE>.
5923 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5924 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5925 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5926 shifts by less than 32.
5927 (extv): Change predicate on first operand to accept registers.
5928 Change predicate of the other operands from immediate_operand to
5929 const_int_operand. Expand exts when source is a register.
5930 (extzv): Change predicate of the constant operands from
5931 immediate_operand to const_int_operand.
5932 (extzv<mode>): Change predicate of the constant operands from
5933 immediate_operand to const_int_operand and no constraint. Also
5935 (*extzv_trunc<mode>_exts): New pattern.
5937 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5939 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5940 * config/mips/mips-protos.h (mask_low_and_shift_p,
5941 mask_low_and_shift_len): Declare.
5942 * config/mips/mips.c (mask_low_and_shift_p,
5943 mask_low_and_shift_len): New functions.
5944 (mips_print_operand): Handle new operand prefix "m".
5945 * config/mips/mips.md (*cins<mode>): New pattern.
5947 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5949 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5950 optimizing for size.
5952 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5954 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5955 regardless of epilogue_completed.
5957 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5960 * ira-lives.c (process_bb_node_lives): Check setjmp.
5962 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5965 * ira-build.c (form_loop_tree): Reverse BB walk.
5966 (create_bb_allocnos): Likewise.
5967 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5968 (mark_reg_store): Rename to...
5969 (mark_ref_live): ...this and take a df_ref argument instead of
5970 note_stores arguments. Assert that we have a register.
5971 (mark_reg_clobber): Delete.
5972 (def_conflicts_with_inputs_p): New function.
5973 (mark_reg_conflicts): Delete.
5974 (mark_reg_death): Rename to...
5975 (mark_ref_dead): ...this and take a df_ref argument instead of
5976 a register. Assert that we have a register.
5977 (process_bb_node_lives): Hoist frequency calculation out of
5978 instruction walk. Convert from a forwards scan to a backwards scan.
5979 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5980 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5981 (create_allocno_live_ranges): Don't create regs_set.
5983 2008-09-04 Ian Lance Taylor <iant@google.com>
5985 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5986 or REG_LABEL_TARGET.
5987 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5988 comparing MODE with MEM.
5989 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5990 comparing with GF_PREDICT_TAKEN.
5991 (gimple_get_lhs): Change code to enum gimple_code.
5992 (gimple_set_lhs): Likewise.
5993 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5994 * omp-low.c (find_omp_clause): Change kind parameter to enum
5996 * tree-flow.h (find_omp_clause): Update declaration.
5997 * regrename.c (clear_dead_regs): Change kind parameter to enum
5999 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6001 * see.c (see_get_extension_data): Change return type to enum
6002 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6003 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6004 (see_gen_normalized_extension): Change extension_code parameter to
6006 (see_seek_pre_extension_expr): Change extension_code to enum
6008 (see_merge_one_def_extension): Likewise.
6009 (see_handle_relevant_defs): Likewise.
6010 (see_handle_relevant_uses): Likewise.
6011 (see_analyze_one_def): Likewise.
6012 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6013 GIMPLE_ASM rather than ASM_EXPR.
6014 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6015 GIMPLE_RETURN rather than RETURN_EXPR.
6016 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6017 (evaluate_stmt): Likewise.
6018 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6019 to enum vect_relevant.
6020 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6021 compare gimple codes with tree codes.
6023 2008-09-04 Paul Brook <paul@codesourcery.com>
6025 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6027 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6029 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6030 pointer check lost in the recent no-unit-at-a-time patch.
6032 2008-09-04 Jan Hubicka <jh@suse.cz>
6035 * tree-switch-conversion.c (check_final_bb): Accept only IP
6038 2008-09-04 Jan Hubicka <jh@suse.cz>
6040 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6042 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6043 using_ranges argument.
6044 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6045 (vrp_visit_cond_stmt): Update call of
6046 vrp_evaluate_conditional_warnv_with_ops
6048 2008-09-04 Jan Hubicka <jh@suse.cz>
6050 PR tree-optimization/37345
6051 PR tree-optimization/37358
6052 PR tree-optimization/37357
6053 * tree.c (build_function_type_skip_args): Build distinct type copy;
6055 (build_function_decl_skip_args): Set type of new decl not orig decl;
6056 clear DECL_VINDEX for methods turned into functions.
6058 2008-09-04 Nick Clifton <nickc@redhat.com>
6060 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6061 * configure: Regenerate.
6062 * config.in: Regenerate.
6063 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6064 alignment field, if it is supported.
6066 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6068 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6071 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6073 * config/rs6000/rs6000.c (processor_target_table): Do not
6074 enable VMX for POWER6.
6076 2008-09-03 Anton Blanchard <anton@samba.org>
6078 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6079 emit memory barrier before operation.
6081 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6084 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6085 default_elf_asm_output_external.
6087 2008-09-03 Jeff Law <law@redhat.com>
6089 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6091 2008-09-03 Richard Henderson <rth@redhat.com>
6093 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6094 memory barrier to below the test-and-set.
6095 (alpha_split_lock_test_and_set_12): Likewise.
6097 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6101 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6104 * ira-color.c (print_loop_title): Use all_allocnos.
6105 (color_pass): Ditto. Don't add border_allocnos. Check that
6106 subloop allocno in the correspdoning bitmap all_allocnos.
6108 * ira-emit.c (change_loop): Use all_allocnos.
6110 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6111 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6112 (create_cap_allocno): Remove setting mentioned_allocnos.
6113 (create_insn_allocnos): Ditto.
6114 (remove_unnecessary_allocnos): Use all_allocnos.
6115 (check_allocno_creation): Check that allocnos are in the
6116 corresponding bitmap all_allocnos.
6118 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6122 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6123 (process_regs_for_copy): Process subregs. Refine check when cost
6124 is taken into account in ira-costs.c.
6125 (process_reg_shuffles): Use REG_SUBREG_P.
6126 (add_insn_allocno_copies): Ditto. Ignore modes.
6128 * ira-color.c (conflict_allocno_vec): New.
6129 (COST_HOP_DIVISOR): New macro.
6130 (update_copy_costs_1): Use it.
6131 (update_conflict_hard_regno_costs): New function.
6132 (assign_hard_reg): Use it.
6133 (ira_color): Allocate and free conflict_allocno_vec.
6135 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6139 * ira-int.h (ira_sort_insn_chain): Remove.
6141 * ira.c (basic_block_order_nums, chain_insn_order,
6142 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6143 (ira): Don't call ira_sort_insn_chain.
6145 * reload1.c (reload): Don't call ira_sort_insn_chain.
6147 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6150 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6151 which become non throw.
6152 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6153 update_call_expr after updating the flags on the decl.
6155 2008-09-03 Jan Hubicka <jh@suse.cz>
6157 PR tree-optimization/37315
6158 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6159 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6160 (cgraph_analyze_functions): Use node->analyzed
6161 (cgraph_mark_functions_to_output): Likewise.
6162 (cgraph_expand_function): All functions can be released after
6164 (cgraph_optimize): Use gimple_has_body_p.
6165 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6166 (cgraph_decide_inlining_incrementally): Likewise.
6167 (inline_transform): Inline transform.
6168 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6170 (inlinable_function_p): Drop gimple_body check.
6171 (expand_call_inline): Use gimple_has_body_p.
6172 * gimple.c (gimple_has_body_p): New.
6173 * gimple.h (gimple_has_body_p): Add prototype.
6174 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6175 (dump_function_to_file): Use gimple_has_body_p check.
6177 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6180 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6182 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6184 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6186 From Michael Frysinger <michael.frysinger@analog.com>
6187 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6188 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6191 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6194 * doc/extend.texi: Document picoChip builtin functions.
6195 * doc/invoke.texi: Document picoChip options.
6196 * doc/contrib.texi: Add picoChip contribution.
6197 * doc/md.texi: Document picoChip constraints.
6198 * config.gcc: Add picochip-*-*.
6199 * config/picochip/: Add new port.
6201 2008-09-03 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/37328
6204 * tree-sra.c (sra_build_assignment): Gimplify properly.
6205 (generate_copy_inout): Take the correct stmt as definition,
6206 remove bogus assert.
6208 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6210 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6213 From Michael Frysinger <michael.frysinger@analog.com>
6214 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6216 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6218 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6219 (__gthread_setspecific): Revert 2008-08-31 change to
6220 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6222 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6224 * diagnostic.c (error_at): New.
6225 * toplev.h (error_at): New prototype.
6226 * c-typeck.c (build_array_ref): Call error_at instead of error.
6227 Pass location to pedwarn.
6229 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6231 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6233 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6235 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6236 VAR_DECL and CONST_DECL.
6238 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6239 Jakub Jelinek <jakub@redhat.com>
6241 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6242 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6243 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6244 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6245 Don't set ix86_save_varrargs_registers.
6246 (ix86_setup_incoming_varargs): Assume cum != NULL.
6247 (ix86_va_start): Check ix86_varargs_gpr_size and
6248 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6249 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6250 from frame pointer if ix86_varargs_gpr_size == 0.
6251 (ix86_compute_frame_layout): Updated.
6252 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6253 (ix86_varargs_gpr_size): Define.
6254 (ix86_varargs_fpr_size): Likewise.
6255 (machine_function): Remove save_varrargs_registers.
6256 Add varargs_gpr_size and varargs_fpr_size.
6258 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6260 * config/alpha/alpha.c (va_list_skip_additions,
6261 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6262 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6265 PR tree-optimization/36766
6266 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6267 for already removed basic blocks.
6270 * real.c (real_maxval): Clear a lower bit to make real_maxval
6271 match get_max_float for IBM long double format.
6273 2008-09-02 Andreas Schwab <schwab@suse.de>
6275 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6276 * configure: Regenerate.
6278 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6280 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6281 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6282 checking for a non-VOID CONSTANT_P.
6284 2008-09-02 Jan Hubicka <jh@suse.cz>
6286 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6287 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6290 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6292 * expr.c (emit_group_store): Don't assert stack temp mode size.
6294 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6295 Tobias Grosser <grosser@fim.uni-passau.de>
6296 Jan Sjodin <jan.sjodin@amd.com>
6297 Harsha Jagasia <harsha.jagasia@amd.com>
6298 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6299 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6300 Adrien Eliche <aeliche@isty.uvsq.fr>
6302 Merge from graphite branch.
6305 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6306 * doc/invoke.texi (-floop-block, -floop-interchange,
6307 -floop-strip-mine): Document new flags.
6308 * tree-into-ssa.c (gimple_vec): Moved...
6309 * tree-loop-distribution.c (rdg_component): Moved...
6310 * cfgloopmanip.c: Include tree-flow.h.
6311 (update_dominators_in_loop): New.
6312 (create_empty_if_region_on_edge): New.
6313 (create_empty_loop_on_edge): New.
6314 (loopify): Use update_dominators_in_loop.
6315 * tree-pass.h (pass_graphite_transforms): Declared.
6316 * configure: Regenerate.
6317 * tree-phinodes.c (make_phi_node): Export.
6318 (add_phi_node_to_bb): New, split from create_phi_node.
6319 * tree-chrec.c (for_each_scev_op): New.
6320 * tree-chrec.h (for_each_scev_op): Declared.
6321 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6322 (remove_statement): Call get_phi_with_result.
6323 * config.in (HAVE_cloog): Undef.
6324 * gdbinit.in (pgg): New.
6325 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6326 * tree-ssa-loop.c (graphite_transforms): New.
6327 (gate_graphite_transforms): New.
6328 (pass_graphite_transforms): New.
6329 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6330 HAVE_cloog): Defined.
6331 * tree-vectorizer.c (rename_variables_in_bb): Export.
6332 * tree-data-ref.c (dr_may_alias_p): Export.
6333 (stmt_simple_memref_p): New.
6334 (find_data_references_in_stmt): Export.
6335 (find_data_references_in_loop): Export.
6336 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6337 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6338 (create_rdg_vertices): Export.
6339 (build_empty_rdg): New.
6340 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6341 * tree-data-ref.h (rdg_component): ... here.
6343 (struct data_reference): Add a field scop.
6345 (find_data_references_in_loop): Declared.
6346 (find_data_references_in_stmt): Declared.
6347 (create_rdg_vertices): Declared.
6348 (dr_may_alias_p): Declared.
6349 (stmt_simple_memref_p): Declared.
6350 (struct rdg_edge): Add a field ddr_p relation.
6351 (build_empty_rdg): Declared.
6352 * lambda.h (lambda_matrix): Declare a VEC of.
6353 (find_induction_var_from_exit_cond): Declared.
6354 (lambda_vector_compare): New.
6355 * common.opt (fgraphite, floop-strip-mine,
6356 floop-interchange, floop-block): New flags.
6357 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6358 * cfgloop.c (is_loop_exit): New.
6359 * cfgloop.h (is_loop_exit): Declared.
6360 (create_empty_if_region_on_edge): Declared.
6361 (create_empty_loop_on_edge): Declared.
6362 * tree-flow.h (add_phi_node_to_bb): Declared.
6363 (make_phi_node): Declared.
6364 (rename_variables_in_bb): Declared.
6365 (perfect_loop_nest_depth): Declared.
6366 (graphite_transform_loops): Declared.
6367 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6368 (graphite.o-warn): Add -Wno-error.
6369 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6370 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6371 (INCLUDES): Add PPLINC, CLOOGINC.
6372 (OBJS-common): Add graphite.o.
6373 (graphite.o): Add rule.
6374 * gimple.h (gimple_vec): ... here.
6375 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6376 * passes.c (init_optimization_passes): Schedule
6377 pass_graphite_transforms.
6379 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6382 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6383 and -fno-toplevel-reorder after handle_options.
6385 2008-09-02 Paul Brook <paul@codesourcery.com>
6387 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6388 (arm_override_options): Set arm_tune_cortex_a9.
6389 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6390 (arm_issue_rate): Handle cortexa9.
6391 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6392 * config/arm/arm-cores.def: Add cortex-a9.
6393 * config/arm/arm-tune.md: Regenerate.
6394 * config/arm/arm.md: Include cortex-a9.md.
6395 (generic_sched, generic_vfp): Add cortexa9.
6396 * config/arm/cortex-a9.md: New file.
6398 2008-09-02 Richard Guenther <rguenther@suse.de>
6400 PR tree-optimization/37327
6401 * tree-vrp.c (register_new_assert_for): Make sure to not have
6402 TREE_OVERFLOW set on the bound.
6404 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6406 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6408 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6409 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6412 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6414 * gcc/config/spu/spu.md (divdf3): Removed.
6416 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6418 PR tree-optimization/37095
6419 * cgraph.c (cgraph_node): When creating new cgraph node after
6420 assembler_name_hash has been populated, record it in the hash
6423 2008-09-01 Paul Brook <paul@codesourcery.com>
6425 * doc/invoke.texi: Document -mword-relocations.
6426 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6427 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6428 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6429 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6430 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6431 (arm_emit_movpair): New function.
6432 (arm_print_operand <c>): Handle sybolic addresses.
6433 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6434 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6435 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6436 * config/arm/arm.opt: Add -mword-relocations.
6437 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6438 (arm_movt, arm_movw): New.
6440 2008-09-01 Paul Brook <paul@codesourcery.com>
6442 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6443 Allow Interworking on ARMv4 EABI based targets.
6444 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6445 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6447 2008-09-01 Paul Brook <paul@codesourcery.com>
6449 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6450 optimized LT0 test. Remove optimization for GT.
6452 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6454 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6455 openmp applications.
6456 * pa-hpux11.h (LIB_SPEC): Likewise.
6458 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6461 2008-09-01 Jan Hubicka <jh@suse.cz>
6463 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6464 present, use only counts; when guessed use only frequencies.
6465 (estimate_bb_frequencies): Use function_frequency.
6466 * profile.c (compute_branch_probabilities): Exit early when
6467 profile reading failed. Set profile_status.
6468 (branch_prob): Do not set profile_status.
6470 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6472 * tree.c (protected_set_expr_location): New.
6473 * tree.h (protected_set_expr_location): New prototype.
6474 * c-tree.h (build_array_ref): Add argument.
6475 (parser_build_unary_op): Same.
6476 * c-typeck.c (build_indirect_ref): Handle new location argument.
6477 (build_array_ref): Same.
6478 (parser_build_unary_op): Same.
6479 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6481 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6483 * c-common.c (finish_label_address_expr): Handle new location argument.
6484 * c-common.h (build_indirect_ref): Add argument.
6485 (finish_label_address_expr): Same.
6486 * c-parser.c (c_parser_unary_expression): Pass location to build
6488 (c_parser_postfix_expression): Same.
6490 2008-09-01 Paul Brook <paul@codesourcery.com>
6492 * config/arm/arm.md: Include cortex-r4f.md.
6493 (attr fpu): Update type list.
6494 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6495 fconstd, fcmps and fcmpd.
6496 (attr tune_cortexr4): Define.
6497 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6498 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6499 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6500 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6501 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6502 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6503 cortex_a8_vfp_farith: Ditto.
6504 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6505 * config/arm/cortex-r4.md: Use tune_cortexr4.
6506 * config/arm/cortex-r4f.md: New file.
6508 2008-09-01 Richard Guenther <rguenther@suse.de>
6510 PR tree-optimization/37305
6511 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6512 the result of constant conversions.
6513 (fold_gimple_assign): Likewise.
6515 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6517 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6518 #ifdef ENABLE_CHECKING.
6520 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6522 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6523 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6524 when !INSN_SCHEDULING.
6526 2008-09-01 Andreas Schwab <schwab@suse.de>
6528 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6530 2008-09-01 Paul Brook <paul@codesourcery.com>
6532 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6534 2008-09-01 Jan Hubicka <jh@suse.cz>
6536 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6538 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6540 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6541 * gimplify.c (gimplify_init_constructor): Add speed operand.
6542 * tree-sra.c (decide_block_copy): Likewise.
6543 * tree-inline.c (estimate_move_cost): Likewise.
6544 * config/alpha/alpha.h (MOVE_RATIO): Update.
6545 * config/frv/frv.c (MOVE_RATIO): Update.
6546 * config/spu/spu.h (MOVE_RATIO): Update.
6547 * config/sparc/sparc.h (MOVE_RATIO): Update.
6548 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6549 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6550 * config/cris/cris.h (MOVE_RATIO): Update.
6551 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6552 * config/arm/arm.h (MOVE_RATIO): Update.
6553 * config/pa/pa.md: Update uses of MOVE_RATIO
6554 * config/pa/pa.h (MOVE_RATIO): Update.
6555 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6556 CLEAR_RATIO, SET_RATIO): Update.
6557 * config/h8300/h8300.h (MOVE_RATIO): Update.
6558 * config/v850/v850.h (MOVE_RATIO): Update.
6559 * config/bfin/bfin.h (MOVE_RATIO): Update.
6561 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6562 Dmitry Melnik <dm@ispras.ru>
6563 Dmitry Zhurikhin <zhur@ispras.ru>
6564 Alexander Monakov <amonakov@ispras.ru>
6565 Maxim Kuvyrkov <maxim@codesourcery.com>
6567 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6568 sel-sched-dump.c, sel-sched-ir.c: New files.
6569 * Makefile.in (OBJS-common): Add selective scheduling object files.
6570 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6571 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6572 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6573 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6574 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6575 (make_forwarder_block): Update loop latch if we have redirected
6576 the loop latch edge.
6577 * cfgloop.c (get_loop_body_in_custom_order): New function.
6578 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6579 (CP_FALLTHRU_PREHEADERS): Likewise.
6580 (get_loop_body_in_custom_order): Declare.
6581 * cfgloopmanip.c (has_preds_from_loop): New.
6582 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6583 Assert that the preheader edge will be fall thru when it is set.
6584 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6585 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6586 fsel-sched-substitution, fselective-scheduling): New flags.
6587 * cse.c (hash_rtx_cb): New.
6589 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6590 sel_sched_insn_cnt): New counters.
6591 * final.c (compute_alignments): Export. Free dominance
6592 info after loop_optimizer_finalize.
6593 * genattr.c (main): Output maximal_insn_latency prototype.
6594 * genautomata.c (output_default_latencies): New.
6595 Factor its code from ...
6596 (output_internal_insn_latency_func): ... here.
6597 (output_internal_maximal_insn_latency_func): New.
6598 (output_maximal_insn_latency_func): New.
6599 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6600 (struct hard_reg_set_iterator): New.
6601 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6602 hard_reg_set_iter_next): New functions.
6603 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6604 * lists.c (remove_free_INSN_LIST_node,
6605 remove_free_EXPR_LIST_node): New functions.
6606 * loop-init.c (loop_optimizer_init): When
6607 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6608 calling create_preheaders.
6609 (loop_optimizer_finalize): Do not verify flow info after reload.
6610 * recog.c (validate_replace_rtx_1): New parameter simplify.
6611 Default it to true. Update all uses. Factor out simplifying
6613 (simplify_while_replacing): ... this new function.
6614 (validate_replace_rtx_part,
6615 validate_replace_rtx_part_nosimplify): New.
6616 * recog.h (validate_replace_rtx_part,
6617 validate_replace_rtx_part_nosimplify): Declare.
6618 * rtl.c (rtx_equal_p_cb): New.
6619 (rtx_equal_p): Use it.
6620 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6621 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6622 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6623 * vecprim.h: Add a vector type for unsigned int.
6624 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6625 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6626 ready_try, cycle_issued_insns, spec_info): Make global.
6627 (readyp): Initialize.
6628 (dfa_lookahead): New global variable.
6629 (old_max_uid, old_last_basic_block): Remove.
6630 (h_i_d): Make it a vector.
6631 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6633 (after_recovery, adding_bb_to_current_region_p):
6634 New variables to handle correct insertion of the recovery code.
6635 (struct ready_list): Move declaration to sched-int.h.
6636 (rgn_n_insns): Removed.
6637 (rtx_vec_t): Move to sched-int.h.
6638 (find_insn_reg_weight): Remove.
6639 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6640 (haifa_init_h_i_d, haifa_finish_h_i_d):
6641 New functions to initialize / finalize haifa instruction data.
6642 (extend_h_i_d, init_h_i_d): Rewrite.
6643 (unlink_other_notes): Move logic to add_to_note_list. Handle
6644 selective scheduler.
6645 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6646 find_fallthru_edge): Make global, remove static prototypes.
6647 (max_issue): Make global. Add privileged_n and state parameters. Use
6649 (extend_global, extend_all): Removed.
6650 (init_before_recovery): Add new param. Fix the handling of the case
6651 when we insert a recovery code before the EXIT which has a predecessor
6652 with a fallthrough edge to it.
6653 (create_recovery_block): Make global. Rename to
6654 sched_create_recovery_block. Update.
6655 (change_pattern): Rename to sched_change_pattern. Make global.
6656 (speculate_insn): Rename to sched_speculate_insn. Make global.
6657 Split haifa-specific functionality into ...
6658 (haifa_change_pattern): New static function.
6659 (sched_extend_bb): New static function.
6660 (sched_init_bbs): New function.
6661 (current_sched_info): Change type to struct haifa_sched_info.
6662 (insn_cost): Adjust for selective scheduling.
6663 (dep_cost_1): New function. Move logic from ...
6664 (dep_cost): ... here.
6665 (dep_cost): Use dep_cost_1.
6666 (contributes_to_priority_p): Use sched_deps_info instead of
6668 (priority): Adjust to work with selective scheduling. Process the
6669 corner case when all dependencies don't contribute to priority.
6670 (rank_for_schedule): Use ds_weak instead of dep_weak.
6671 (advance_state): New function. Move logic from ...
6672 (advance_one_cycle): ... here.
6673 (add_to_note_list, concat_note_lists): New functions.
6674 (rm_other_notes): Make static. Adjust for selective scheduling.
6675 (remove_notes, restore_other_notes): New functions.
6676 (move_insn): Add two arguments. Update assert. Don't call
6678 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6679 Remove more_issue, max_points. Move the code to initialize
6680 max_lookahead_tries to max_issue.
6681 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6682 ready. Adjust use of move_insn. Call restore_other_notes.
6684 (sched_init, sched_finish): Move Haifa-specific initialization/
6686 (haifa_sched_init, haifa_sched_finish): ... respectively.
6688 (setup_sched_dump): New function.
6689 (haifa_init_only_bb): New static function.
6690 (haifa_speculate_insn): New static function.
6691 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6692 (extend_ready, extend_all): Remove.
6693 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6694 (create_check_block_twin, add_to_speculative_block): Use
6695 haifa_insns_init instead of extend_global. Update to use new
6696 initialization functions. Change parameter. Factor out code from
6697 create_check_block_twin to ...
6698 (sched_create_recovery_edges) ... this new function.
6699 (add_block): Remove.
6700 (sched_scan_info): New.
6701 (extend_bb): Use sched_scan_info.
6702 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6703 static functions for walking through scheduling region.
6704 (sched_luids): New vector variable to replace uid_to_luid.
6705 (luids_extend_insn): New function.
6706 (sched_max_luid): New variable.
6707 (luids_init_insn): New function.
6708 (sched_init_luids, sched_finish_luids): New functions.
6709 (insn_luid): New debug function.
6710 (sched_extend_target): New function.
6711 (haifa_init_insn): New static function.
6712 (sched_init_only_bb): New hook.
6713 (sched_split_block): New hook.
6714 (sched_split_block_1): New function.
6715 (sched_create_empty_bb): New hook.
6716 (sched_create_empty_bb_1): New function.
6717 (common_sched_info, ready): New global variables.
6718 (current_sched_info_var): Remove.
6719 (move_block_after_check): Use common_sched_info.
6720 (haifa_luid_for_non_insn): New static function.
6721 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6722 (increase_insn_priority): New.
6723 * modulo-sched.c: (issue_rate): Remove static declaration.
6724 (sms_sched_info): Change type to haifa_sched_info.
6725 (sms_sched_deps_info, sms_common_sched_info): New variables.
6726 (setup_sched_infos): New.
6727 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6728 Do not call regstat_free_calls_crossed.
6729 (sms_print_insn): Use const_rtx.
6730 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6731 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6732 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6733 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6734 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6735 current_sched_info to use it.
6736 (enum reg_pending_barrier_mode): Move to sched-int.h.
6737 (h_d_i_d): New variable. Initialize to NULL.
6738 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6740 (estimate_dep_weak): Remove static declaration.
6741 (sched_has_condition_p): New function. Adjust users of
6742 sched_get_condition to use it instead.
6743 (conditions_mutex_p): Add arguments indicating which conditions are
6745 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6746 argument to indicate whether returned condition is reversed. Do not
6747 generate new rtx when condition should be reversed; indicate it by
6748 setting new argument instead.
6749 (add_dependence_list_and_free): Add deps parameter.
6750 Update all users. Do not free dependence list when
6751 deps context is readonly.
6752 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6754 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6755 (remove_from_deps): New. Use the above functions.
6756 (cur_insn, can_start_lhs_rhs_p): New static variables.
6757 (add_or_update_back_dep_1): Initialize present_dep_type.
6758 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6759 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6760 haifa_note_dep): New functions implementing dependence hooks for
6761 the Haifa scheduler.
6762 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6763 note_dep): New functions.
6764 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6766 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6767 (free_deps): Initialize deps->reg_last.
6768 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6769 sched_analyze_insn): Update to use dependency hooks infrastructure
6770 and readonly contexts.
6771 (deps_analyze_insn): New function. Move part of logic from ...
6772 (sched_analyze): ... here. Also move some logic to ...
6773 (deps_start_bb): ... here. New function.
6774 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6776 (sched_deps_init): New function. Move code from ...
6777 (init_dependency_caches): ... here. Remove.
6778 (init_deps_data_vector): New.
6779 (sched_deps_finish): New function. Move code from ...
6780 (free_dependency_caches): ... here. Remove.
6781 (init_deps_global, finish_deps_global): Adjust for use with
6782 selective scheduling.
6783 (get_dep_weak): Move logic to ...
6784 (get_dep_weak_1): New function.
6785 (ds_merge): Move logic to ...
6786 (ds_merge_1): New static function.
6787 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6788 (ds_get_max_dep_weak): New function.
6789 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6790 (n_insns): Rename to rgn_n_insns.
6791 (debug_ebb_dependencies): New function.
6792 (init_ready_list): Use it.
6793 (begin_schedule_ready): Use sched_init_only_bb.
6794 (ebb_print_insn): Indicate when an insn starts a new cycle.
6795 (contributes_to_priority, compute_jump_reg_dependencies,
6796 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6797 (add_block1): Remove to ebb_add_block.
6798 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6799 (schedule_ebb): Initialize them. Use remove_notes instead of
6800 rm_other_notes. Use haifa_local_init/finish.
6801 (schedule_ebbs): Use haifa_sched_init/finish.
6802 * sched-int.h: Include vecprim.h, remove rtl.h.
6803 (struct ready_list): Delete declaration.
6804 (sched_verbose_param, enum sched_pass_id_t,
6805 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6806 (struct sched_scan_info_def): New structure.
6807 (sched_scan_info, sched_scan, sched_init_bbs,
6808 sched_init_luids, sched_finish_luids, sched_extend_target,
6809 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6810 (struct common_sched_info_def): New.
6811 (common_sched_info, haifa_common_sched_info,
6812 sched_emulate_haifa_p): Declare.
6814 (sched_luids): Declare.
6815 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6816 (sched_max_luid, insn_luid): Declare.
6817 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6818 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6819 print_insn, print_pattern, print_value, haifa_classify_insn,
6820 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6821 setup_sched_dump, sched_init, sched_finish,
6822 sel_insn_is_speculation_check): Export.
6823 (struct ready_list): Move from haifa-sched.c.
6824 (ready_try, ready, max_issue): Export.
6825 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6826 sched_init_only_bb, sched_split_block, sched_split_block_1,
6827 sched_create_empty_bb, sched_create_empty_bb_1,
6828 sched_create_recovery_block, sched_create_recovery_edges): Export.
6829 (enum reg_pending_barrier_mode): Export.
6830 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6832 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6833 print_insn field. Move add_block and fix_recovery_cfg to
6834 common_sched_info_def. Move compute_jump_reg_dependencies,
6836 (struct sched_deps_info_def): ... this new structure.
6837 (sched_deps_info): Declare.
6838 (struct spec_info_def): Remove weakness_cutoff, add
6839 data_weakness_cutoff and control_weakness_cutoff.
6840 (spec_info): Declare.
6841 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6843 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6844 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6845 (current_sched_info): Change type to struct haifa_sched_info.
6846 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6847 (h_d_i_d): New variable.
6848 (HDID): New accessor macro.
6849 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6850 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6852 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6853 (enum SCHED_FLAGS): Update for selective scheduler.
6854 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6855 (init_dependency_caches, free_dependency_caches): Delete declarations.
6856 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6857 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6858 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6859 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6860 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6862 (rm_other_notes): Delete declaration.
6863 (schedule_block): Remove one argument.
6864 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6865 ready_element, ready_lastpos, sched_extend_ready_list,
6866 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6867 concat_note_lists): Export.
6868 (struct region): Move from sched-rgn.h.
6869 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6870 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6871 BLOCK_TO_BB, CONTAINING_RGN): Export.
6872 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6873 (current_nr_blocks, current_blocks, target_bb): Likewise.
6874 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6875 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6876 sched_rgn_local_init, extend_regions,
6877 rgn_make_new_region_out_of_new_block, compute_priorities,
6878 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6879 extend_rgns, deps_join rgn_setup_common_sched_info,
6880 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6881 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6882 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6883 increase_insn_priority): Likewise.
6884 * sched-rgn.c: Include sel-sched.h.
6885 (ref_counts): New static variable. Use it ...
6886 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6887 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6888 (sched_is_disabled_for_current_region_p): Delete static declaration.
6889 (struct region): Move to sched-int.h.
6890 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6891 ebb_head): Define and initialize.
6892 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6893 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6894 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6896 (find_single_block_region): Add new argument to indicate that EBB
6897 regions should be constructed.
6898 (debug_live): Delete declaration.
6899 (current_nr_blocks, current_blocks, target_bb):
6900 Remove static qualifiers.
6901 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6903 (init_regions): Delete declaration.
6904 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6905 rgn_estimate_number_of_insns): New.
6906 (too_large): Use estimate_number_of_insns.
6907 (haifa_find_rgns): New. Move the code from ...
6908 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6909 (free_trg_info): New.
6910 (compute_trg_info): Allocate candidate tables here instead of ...
6911 (init_ready_list): ... here.
6912 (rgn_print_insn): Use const_rtx.
6913 (contributes_to_priority, extend_regions): Delete static declaration.
6914 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6915 (add_block1): Rename to rgn_add_block.
6916 (debug_rgn_dependencies): Delete static qualifier.
6917 (new_ready): Use sched_deps_info. Simplify.
6918 (rgn_common_sched_info, rgn_const_sched_deps_info,
6919 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6921 (region_sched_info): Rename to rgn_const_sched_info.
6922 (deps_join): New, extracted from ...
6923 (propagate_deps): ... here.
6924 (compute_block_dependences, debug_dependencies): Update for selective
6926 (free_rgn_deps, compute_priorities): New functions.
6927 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6928 sched_rgn_compute_dependencies): New functions.
6929 (schedule_region): Use them.
6930 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6931 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6933 (schedule_insns): Call new functions that were split out.
6934 (rgn_make_new_region_out_of_new_block): New.
6935 (get_rgn_sched_max_insns_priority): New.
6936 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6937 scheduling when appropriate.
6938 * sched-vis.c: Include insn-attr.h.
6939 (print_value, print_pattern): Make global.
6940 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6941 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6942 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6943 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6944 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6945 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6946 hooks. Initialize them to 0.
6947 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6948 * target.h (struct gcc_target): Add them. Rename gen_check field to
6950 * flags.h (sel_sched_switch_set): Declare.
6951 * opts.c (sel_sched_switch_set): New variable.
6952 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6953 pipelining is disabled from command line.
6954 (common_handle_option): Record whether selective scheduling is
6955 requested from command line.
6956 * doc/invoke.texi: Document new flags and parameters.
6957 * doc/tm.texi: Document new target hooks.
6958 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6960 (dfa_state_size): Do not declare locally.
6961 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6962 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6963 rs6000_alloc_sched_context, rs6000_set_sched_context,
6964 rs6000_free_sched_context): New functions.
6965 (struct _rs6000_sched_context): New.
6966 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6968 (rs6000_sched_finish): Do not run for selective scheduling.
6970 2008-08-31 Jan Hubicka <jh@suse.cz>
6972 * frv.c (frv_rtx_costs): Update forward declaration.
6973 * spu.c (spu_rtx_costs): Likewise.
6974 * pdp11.c: Include df.h
6975 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6976 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6977 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6978 * iq2000.c (iq2000_address_cost): Add speed argument.
6979 (iq2000_rtx_costs): Likewise.
6980 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6981 update call of mn10300_address_cost.
6982 * mcore.c: Include df.h
6983 (mcore_rtx_costs): Update prototype.
6984 * score3.c: Include df.h
6985 (score3_rtx_costs): Remove speed argument.
6986 * score7.c: Include df.h
6987 (score7_address_cost): Remove speed argument.
6988 * score-protos.h (score_address_cost): Update prototype.
6989 * score.c: Include df.h
6990 (score_rtx_costs): Update call of costs functions.
6991 * v850.c (v850_rtx_costs): Add bool argument.
6993 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6995 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6997 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6999 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7000 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7002 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7004 * mkmap-flat.awk: Add option pe_dll.
7005 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7006 * config/i386/t-cygwin (SHLIB_LC): Add.
7007 * config/i386/t-mingw32 (SHLIB_LC): Add.
7008 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7009 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7010 (LINK_SPEC): Support libgcc_s.
7011 (LIBGCC_SPEC): Support libgcc_s.
7012 (LIBGCC_SONAME): New.
7014 2008-08-31 Jan Hubicka <jh@suse.cz>
7016 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7017 mistakely had old version of patch.
7019 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7020 (ipcp_estimate_growth): New.
7021 (ipcp_insert_stage): Use ipcp_estimate_growth.
7022 * profile.c (branch_prob): When reading failed, do not consider
7025 2008-08-31 Jan Hubicka <jh@suse.cz>
7027 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7028 loop is optimized for speed.
7030 2008-08-31 Richard Guenther <rguenther@suse.de>
7033 * fold-const.c (fold_binary): Retain conversions in folding
7036 2008-08-31 Jan Hubicka <jh@suse.cz>
7038 * postreload-gcse.c (eliminate_partially_redundant_loads):
7039 Use optimize_bb_for_size_p.
7040 * predict.c (maybe_hot_frequency_p): Make inline.
7041 (maybe_hot_count_p): Break out from ...
7042 (maybe_hot_bb_p): ... this one.
7043 (maybe_hot_edge_p): Simplify.
7044 * basic-block.h (probably_cold_bb_p): Remove.
7046 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7049 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7051 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7052 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7053 Also split V4SFmode.
7054 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7057 2008-08-31 Jan Hubicka <jh@suse.cz>
7059 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7061 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7063 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7066 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7069 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7070 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7072 2008-08-31 Jan Hubicka <jh@suse.cz>
7074 * sparc.h (BRANCH_COST): Fix macro definition.
7075 * avr.c (avr_operand_rtx_cost): Add speed argument.
7076 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7078 2008-08-31 Richard Guenther <rguenther@suse.de>
7080 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7081 types instead of operands. Re-instantiate verifying of
7082 binary expression operands.
7084 2008-08-30 Jan Hubicka <jh@suse.cz>
7086 * fwprop.c (should_replace_address): Add speed attribute.
7087 (PR_OPTIMIZE_FOR_SPEED): New flag.
7088 (propagate_rtx_1): Use it.
7089 (propagate_rtx): Set it.
7090 (try_fwprop_subst): Update call of rtx_costs.
7091 (forward_propagate_and_simplify): LIkewise.
7092 * hooks.c (hook_int_rtx_bool_0): New
7093 (hook_bool_rtx_int_int_intp_false): Replace by ...
7094 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7095 * hooks.h (hook_int_rtx_bool_0): New
7096 (hook_bool_rtx_int_int_intp_false): Replace by ...
7097 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7098 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7099 (prepare_cmp_insn): UPdate call of rtx_cost.
7100 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7101 (reload_cse_simplify_operands): Update call of rtx_cost.
7102 (reload_cse_move2add): call of rtx_cost.
7103 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7104 * rtlanal.c (rtx_cost): Add speed argument.
7105 (address_cost): Add speed argument
7106 (default_address_cost): Likewise.
7107 (insn_rtx_cost): Likewise.
7108 * cfgloopanal.c (seq_cost): Add speed argument.
7109 (target_reg_cost, target_spill_cost): Turn to array.
7110 (init_set_costs): Update for speed.
7111 (estimate_reg_pressure_cost): Add speed argument.
7112 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7113 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7114 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7115 (seq_cost): Add speed argument.
7116 (computation_cost): Add speed arugment.
7117 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7118 (force_expr_to_var_cost): Update for profile info.
7119 (force_var_cost): Likewise.
7120 (split_address_cost): Likewise.
7121 (ptr_difference_cost): Likewise.
7122 (difference_cost): Likewise.
7123 (get_computation_cost_at): Likewise.
7124 (determine_iv_cost): Likewise.
7125 (ivopts_global_cost_for_size): Likewise.
7126 (rewrite_use_address): Likewise.
7127 (tree_ssa_iv_optimize_loop): Initialize speed field.
7128 * cse.c (optimize_this_for_speed_p): New static var.
7129 (notreg_cost): Update call of rtx_cost.
7130 (cse_extended_basic_block): set optimize_this_for_speed_p.
7131 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7132 (noce_try_cmove_arith): Likewise.
7133 (noce_try_sign_mask): LIkewise.
7134 * expr.c (compress_float_constant): Update rtx_cost calls.
7135 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7137 (addr_to_parts): Likewise.
7138 (create_mem_ref): Likewise.
7139 * dse.c (find_shift_sequence): Add speed argument.
7140 (replace_read): Update call.
7141 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7142 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7143 * neg_cost, shift_cost, shiftadd_cost,
7144 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7145 mul_highpart_cost): Increase dimension.
7146 (init_expmed): Initialize for both size and speed.
7147 (expand_shift): Use profile.
7148 (synth_mult): Use profile.
7149 (choose_mult_variant): Use profile.
7150 (expand_mult): Use profile.
7151 (expand_mult_highpart_optab): Use profile.
7152 (expand_mult_highpart): Use profile.
7153 (expand_smod_pow2): Use profile.
7154 (expand_divmod): Use profile.
7155 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7157 * loop-invariant.c (create_new_invariant): Use profile.
7158 (gain_for_invariant): Add speed parameter.
7159 (best_gain_for_invariant): Likewise.
7160 (find_invariants_to_move): Likewise.
7161 (move_single_loop_invariants): Set it.
7162 * target-def.h (TARGET_RTX_COSTS): Use hook.
7163 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7164 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7165 * output.h (default_address_cost): Update prototype.
7166 * combine.c (optimize_this_for_speed_p): New static var.
7167 (combine_validate_cost): Update call of rtx_cost.
7168 (combine_instructions): Set optimize_this_for_speed_p.
7169 (expand_compound_operation): Update call of rtx_cost.
7170 (make_extraction):Update call of rtx_cost.
7171 (force_to_mode):Update call of rtx_cost.
7172 (distribute_and_simplify_rtx):Update call of rtx_cost.
7173 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7174 (estimate_reg_pressure_cost): Update prototype.
7175 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7176 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7178 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7179 (alpha_rtx_costs): Update.
7180 * config/frv/frv.c (frv_rtx_costs): Update.
7181 * config/s390/s390.c (s390_rtx_costs): Update.
7182 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7183 (m32c_rtx_costs): Update.
7184 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7185 (spu_rtx_costs): Update.
7186 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7187 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7188 * config/i386/i386.c (:ix86_address_cost): Update.
7189 (ix86_rtx_costs): Update.
7190 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7191 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7192 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7193 * config/crx/crx.c (crx_address_cost): Update.
7194 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7195 * config/stormy16/stormy16.c
7196 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7197 * config/m68hc11/m68hc11.c
7198 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7199 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7200 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7202 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7204 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7205 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7206 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7207 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7208 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7209 (mcore_rtx_costs): update.
7210 * config/score/score3.c (score3_rtx_costs): Update.
7211 * config/score/score7.c (score7_rtx_costs): Update.
7212 * config/score/score3.h (score3_rtx_costs):Update.
7213 * config/score/score7.h (score7_rtx_costs): Update.
7214 * config/score/score.c (score_rtx_costs): Update.
7215 * config/arm/arm.c (arm_address_cost): Update.
7216 (arm_rtx_costs_1): Update.
7217 (arm_rtx_costs_1): Update.
7218 (arm_size_rtx_costs): Update.
7219 (arm_size_rtx_costs): Update.
7220 (arm_size_rtx_costs): Update.
7221 (arm_xscale_rtx_costs): Update.
7222 (arm_thumb_address_cost): Update.
7223 * config/pa/pa.c (hppa_address_cost): Update.
7224 * config/mips/mips.c (mips_rtx_costs): Update.
7225 * config/vax/vax.c (vax_address_cost): Update.
7226 * config/h8300/h8300.c (h8300_shift_costs): Update.
7227 (h8300_rtx_costs): Update.
7228 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7229 (v850_rtx_costs): Update.
7230 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7231 * config/bfin/bfin.c
7232 (bfin_address_cost): Update.
7233 (bfin_rtx_costs): Update.
7234 * stmt.c (lshift_cheap_p): Update.
7236 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7239 * expmed.c (extract_bit_field_1): Check the mode size to make
7240 sure the vector modes have the same size.
7242 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7244 * dojump.c (top level): Include basic-block.h to declare
7245 optimize_insn_for_speed_p
7247 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7249 * opts.h (CL_SAVE): New option class for marking options that are
7250 target specific options usable in the target attribute.
7251 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7253 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7254 can easily find the target specific options that are safe to use
7255 in the attribute or pragma.
7257 * attribs.c (decl_attributes): Change #pragma GCC option to
7258 #pragma GCC target, and attribute((option(...))) to
7259 attribute((target(...))).
7261 * doc/extend.texi (target attribute): Change from option
7262 attribute. Delete push/pop/reset.
7263 (#pragma GCC target): Change from #pragma GCC option. Delete
7265 (#pragma GCC push_options): Document new pragma.
7266 (#pragma GCC pop_options): Document new pragma.
7267 (#pragma GCC reset_options): Document new pragma.
7269 * targhooks.c (default_target_option_valid_attribute_p): Add
7270 warning about port not supporting target attributes.
7271 (default_target_option_pragma_parse): New function, warn about
7272 #pragma GCC target not being supported.
7274 * targhooks.h (default_target_option_pragma_parse): Add
7277 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7278 TI_CURRENT_OPTION_PRAGMA.
7279 (current_target_pragma): Rename from current_option_pragma.
7281 * target.h: (struct target_option): Delete booleans for changing
7282 the optimization level on hot/cold functions. Change signature of
7283 pragma_parse hook to take a second tree.
7285 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7287 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7288 that the declaration is done at global scope.
7290 * langhooks.c (add_builtin_function_common): Move most of the code
7291 from add_builtin_function here, calling the hook passed in.
7292 (add_builtin_function): Call add_builtin_function_common with
7293 standard builtin hook.
7294 (add_builtin_function_ext_scope): New function to add builtins to
7297 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7299 (add_builtin_function_ext_scope): Add declaration.
7301 * c-pragma.c (handle_pragma_target): Rename from
7302 handle_pragma_option, #pragma GCC option is now #pragma GCC
7303 target. Move warning about port not supporting target options to
7304 default pragma parse hook. Remove push/pop/reset from this
7306 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7307 (option_stack): Delete static variable.
7308 (optimize_stack): Ditto.
7309 (optons_stack): New stack of saved target and optimization
7311 (handle_pragma_push_options): New function to handle pushing both
7312 target and optimization options.
7313 (handle_pragma_pop_options): New function to handle popping both
7314 target and optimization options.
7315 (handle_pragma_reset_options): New function to handle resetting
7316 both target and optimization options to their initial state.
7317 (init_pragma): Rename handle_pragma_option to
7318 handle_pragma_target. Add support for push_options, pop_options,
7319 and reset_options pragmas.
7321 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7322 default_target_option_pragma_parse.
7323 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7324 default_target_option_valid_attribute_p.
7325 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7326 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7327 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7328 optimization level on hot/cold functions.
7330 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7331 if the caller and callee have different optimization levels.
7333 * c-common.c (handle_target_attribute): Rename from
7334 handle_option_attribute, attribute((option(...))) is now
7335 attribute((target(...))). Move warning if the port does not
7336 support target attributes to the default hook.
7337 (handle_hot_attribute): Delete code to change the optimization
7338 level of hot functions.
7339 (handle_cold_attribute): Ditto.
7341 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7342 argument that is the binary tree options to use if there are no
7343 arguments. Call ix86_valid_target_attribute_tree instead of
7344 ix86_valid_option_attribute_tree.
7345 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7346 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7347 ix86_pragma_option_parse.
7349 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7350 Rename from ix86_valid_option_attribute_tree.
7352 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7353 new builtins when the ISA changes.
7354 (ix86_valid_target_attribute_tree): Rename from
7355 ix86_valid_option_attribute_tree. Change callers. If the
7356 function specified optimization options, use those as the starting
7357 point before setting up the target attributes. If the
7358 optimization options were changed in the course of setting the
7359 target attributes, record the new optimization options.
7360 (ix86_valid_target_attribute_tree_inner_p): Rename from
7361 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7362 ix86_add_new_builtins if the ISA changed.
7363 (ix86_valid_target_attribute_p): Rename from
7364 ix86_valid_option_attribute_p. Change callers.
7365 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7366 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7367 as delayed builtin functions.
7368 (struct builtin_isa): New structure to record builtin functions
7369 that should be delayed until the ISA for that function is used.
7370 (ix86_builtins_isa): Change from int to struct to track builtin
7371 functions we want to declare at some point.
7372 (def_builtin): If the front end can delay defining the builtin
7373 functions, don't create builtins for ISAs not part of the default
7375 (def_builtin_const): Ditto.
7376 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7377 __builtin_ia32_pcmov_v2di to be different builtin functions.
7378 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7379 a structure instead of an int.
7380 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7381 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7382 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7383 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7385 * config/ia64/ia64.h
7386 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7387 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7389 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7390 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7391 (LANG_HOOKS_INITIALIZER): Add
7392 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7394 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7397 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7398 the reload address with the index register for SFmode
7399 access with a displacement.
7401 2008-08-30 Jan Hubicka <jh@suse.cz>
7403 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7404 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7405 * dojump.c (do_jump): Likewise.
7406 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7407 (note-if_info): Add BRANCH_COST.
7408 (noce_try_store_flag_constants, noce_try_addcc,
7409 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7410 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7411 find_if_case_2): Use computed branch cost.
7412 * expr.h (BRANCH_COST): Update default.
7413 * predict.c (predictable_edge_p): New function.
7414 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7415 Update BRANCH_COST call.
7416 * basic-block.h (predictable_edge_p): Declare.
7417 * config/alpha/alpha.h (BRANCH_COST): Update.
7418 * config/frv/frv.h (BRANCH_COST): Update.
7419 * config/s390/s390.h (BRANCH_COST): Update.
7420 * config/spu/spu.h (BRANCH_COST): Update.
7421 * config/sparc/sparc.h (BRANCH_COST): Update.
7422 * config/m32r/m32r.h (BRANCH_COST): Update.
7423 * config/i386/i386.h (BRANCH_COST): Update.
7424 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7426 * config/sh/sh.h (BRANCH_COST): Update.
7427 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7428 * config/avr/avr.h (BRANCH_COST): Update.
7429 * config/crx/crx.h (BRANCH_COST): Update.
7430 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7431 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7432 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7433 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7434 * config/ia64/ia64.h (BRANCH_COST): Update.
7435 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7436 * config/arc/arc.h (BRANCH_COST): Update.
7437 * config/score/score.h (BRANCH_COST): Update.
7438 * config/arm/arm.h (BRANCH_COST): Update.
7439 * config/pa/pa.h (BRANCH_COST): Update.
7440 * config/mips/mips.h (BRANCH_COST): Update.
7441 * config/vax/vax.h (BRANCH_COST): Update.
7442 * config/h8300/h8300.h (BRANCH_COST): Update.
7443 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7444 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7445 * doc/tm.texi (BRANCH_COST): Update.
7447 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7450 * config/arm/arm.c (arm_optimization_options): Set
7451 flag_section_anchors to 2 instead of 1 to distinguish it from
7452 -fsection-anchors given explicitely on the command line.
7454 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7456 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7457 final insn of a split.
7459 2008-08-30 Jan Hubicka <jh@suse.cz>
7461 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7462 optimized for speed.
7463 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7464 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7465 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7466 flag_gcse_after_reload_set): New static vars.
7467 (common_handle_option): Enable those flags for profile-use.
7468 (decode_options): Remove optimize_size flags that are handled
7469 on higher granuality.
7470 * tree-vectorizer.c (vectorize_loops): Use
7471 optimize_loop_nest_for_speed_p.
7472 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7473 * tree-predcom.c (tree_predictive_commoning): Use
7474 optimize_loop_for_speed_p.
7475 * varasm.c (assemble_start_function): Use
7476 optimize_function_for_speed_p.
7477 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7478 * predict.c (optimize_loop_for_speed_p): Fix walk.
7480 2008-08-30 Jan Hubicka <jh@suse.cz>
7482 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7484 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7485 profile presence locally.
7487 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7490 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7491 versions before 4.0.
7493 2008-08-29 Jan Hubicka <jh@suse.cz>
7495 * tree-inline.c (insert_init_stmt): Insert sequence even when
7498 2008-08-29 Jeff Law <law@redhat.com>
7500 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7501 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7502 location and class is an FP register.
7504 2008-08-29 Jan Hubicka <jh@suse.cz>
7506 * see.c (see_merge_one_def_extension): Silence used uninitialized
7508 * matrix-reorg.c (check_allocation_function): Likewise.
7509 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7511 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7514 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7515 compute new & and | in type rather than TREE_TYPE (arg0).
7517 * dwarf2out.c (fortran_common): Update comment.
7518 (gen_variable_die): Swap com_die and var_die variables in Fortran
7519 COMMON block handling code.
7521 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7523 * dwarf2out.c (gen_const_die): New function.
7524 (size_of_die, value_format, output_die): Output larger
7525 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7526 (native_encode_initializer): New function.
7527 (tree_add_const_value_attribute): Call it.
7528 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7530 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7531 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7532 TREE_THIS_VOLATILE to add_type_attribute.
7534 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7536 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7539 * dwarf2out.c (loc_by_reference): New function.
7540 (add_location_or_const_value_attribute): Use it.
7543 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7544 as DW_TAG_variable children of DW_TAG_common_block rather than
7545 DW_TAG_member children. Put DW_AT_external to individual
7546 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7548 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7549 loc_descriptor_from_tree_1.
7553 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7554 arguments to imported_module_or_decl.
7555 (debug_nothing_tree_tree): Removed.
7556 (debug_nothing_tree_tree_tree_bool): New prototype.
7557 * debug.c (do_nothing_debug_hooks): Adjust.
7558 (debug_nothing_tree_tree): Removed.
7559 (debug_nothing_tree_tree_tree_bool): New function.
7560 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7561 (gen_variable_die): Put all common vars for the
7562 same COMMON block under one DW_TAG_common_block.
7563 (declare_in_namespace): Return new context_die, for Fortran
7564 return the module DIE instead of adding extra declarations into
7566 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7567 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7568 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7570 (dwarf2out_global_decl): Don't skip Fortran global vars.
7571 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7572 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7573 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7574 DW_TAG_imported_declaration as child of previous
7575 DW_TAG_imported_module.
7576 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7577 * sdbout.c (sdb_debug_hooks): Likewise.
7578 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7580 2008-08-29 Jan Hubicka <jh@suse.cz>
7582 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7584 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7585 * ipa-cp.c (n_cloning_candidates): New static variable.
7586 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7587 (ipcp_print_all_lattices): Improve debug output.
7588 (ipcp_cloning_candidate_p): New function.
7589 (ipcp_initialize_node_lattices): Use it.
7590 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7591 (ipcp_propagate_stage): Prettier debug output.
7592 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7593 (ipcp_print_all_structures): Remove.
7594 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7595 (ipcp_insert_stage): Prettier debug output; call
7596 cgraph_remove_unreachable_nodes before propagating.
7597 (pass_ipa_cp): Schedule function removal pass.
7598 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7600 (cgraph_maybe_hot_edge_p): Move to ...
7601 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7602 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7603 (common_handle_option): Set them; enable ipa-cp when profiling.
7604 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7605 (ipa_print_all_jump_functions): Likewise.
7606 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7607 (ipa_print_node_params, ipa_print_all_params): New.
7608 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7609 ipa_print_all_param_flags): Remove.
7610 (ipa_print_node_params, ipa_print_all_params): New.
7612 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7614 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7615 change from 2008-04-03.
7616 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7618 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7621 * ira-color.c (push_allocnos_to_stack): Truncate
7622 removed_splay_allocno_vec.
7624 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7627 * ira-color (ira_fast_allocation): Don't assign hard registers to
7630 2008-08-29 Jan Hubicka <jh@suse.cz>
7633 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7634 for cold internal loops.
7636 2008-08-29 Richard Guenther <rguenther@suse.de>
7638 * tree-ssa-structalias.c (create_variable_info_for): Do not
7639 create fields for heap vars or vars with a noalias state.
7640 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7643 2008-08-29 Richard Guenther <rguenther@suse.de>
7645 * common.opt (ftree-store-ccp): Mark as preserved for
7646 backward compatibility.
7647 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7648 * tree-pass.h (pass_store_ccp): Remove.
7649 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7650 (first_vdef): Remove declaration.
7651 (get_value_loaded_by): Likewise.
7652 * tree-ssa-ccp.c (do_store_ccp): Remove.
7653 (get_default_value): Simplify as do_store_ccp is always false
7654 now. Do not initialize mem_ref.
7655 (set_value_varying): Likewise.
7656 (canonicalize_float_value): Likewise.
7657 (set_lattice_value): Likewise.
7658 (likely_value): Likewise.
7659 (surely_varying_stmt_p): Likewise.
7660 (ccp_initialize): Likewise.
7661 (ccp_lattice_meet): Likewise.
7662 (ccp_visit_phi_node): Likewise.
7663 (ccp_fold): Likewise.
7664 (evaluate_stmt): Likewise.
7665 (visit_assignment): Likewise.
7666 (ccp_visit_stmt): Likewise.
7667 (execute_ssa_ccp): Fold into ...
7668 (do_ssa_ccp): ... this.
7669 (do_ssa_store_ccp): Remove.
7670 (gate_store_ccp): Likewise.
7671 (pass_store_ccp): Likewise.
7672 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7674 * tree-ssa-propagate.c (first_vdef): Remove.
7675 (get_value_loaded_by): Likewise.
7676 (replace_vuses_in): Likewise.
7677 (substitute_and_fold): Do not call replace_vuses_in.
7678 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7680 2008-08-29 Richard Guenther <rguenther@suse.de>
7683 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7684 PARAM_NOALIAS tags with is_heapvar.
7685 * tree-ssa-operands.c (access_can_touch_variable): Offset
7686 based tests do not apply for heapvars. Fix offset test.
7688 2008-08-29 Jan Hubicka <jh@suse.cz>
7690 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7691 (-fipa-cp-clone): Enabled by default at -O3.
7692 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7693 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7695 2008-08-29 Jan Hubicka <jh@suse.cz>
7697 * tree.c (build_function_type_skip_args,
7698 build_function_decl_skip_args): New functions.
7699 * tree.h (build_function_type_skip_args,
7700 build_function_decl_skip_args): Declare.
7701 * gimple.c (giple_copy_call_skip_args): New function.
7702 (giple_copy_call_skip_args): Declare.
7704 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7705 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7706 (ipcp_node_modifiable_p): ... this one; use
7707 tree_versionable_function_p.
7708 (ipcp_create_replace_map): Improve debug output.
7709 (ipcp_need_redirect_p): Return false when not clonning.
7710 (ipcp_update_callgraph): Skip args.
7711 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7713 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7714 (save_inline_function_body): Update call of tree_function_versioning.
7715 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7716 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7718 (tree_function_versioning): Likewise.
7719 * tree-inline.h (tree_function_versioning): Update prototype.
7721 2008-08-29 Jan Hubicka <jh@suse.cz>
7723 * loop-unswitch.c (unswitch_single_loop): Use
7724 optimize_loop_for_speed_p.
7725 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7726 Use optimize_function_for_size_p.
7727 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7728 * postreload-gcse.c (eliminate_partially_redundant_load):
7729 Use optimize_bb_for_size_p.
7730 * value-prof.c (gimple_divmod_fixed_value_transform,
7731 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7732 gimple_stringops_transform): Use optimize_bb_for_size_p.
7733 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7734 * final.c (compute_alignments): Use optimize_function_for_size_p.
7735 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7736 (fold_builtin_strcpy, fold_builtin_fputs): Use
7737 optimize_function_for_size_p.
7738 * fold-const.c (tree_swap_operands_p): Use
7739 optimize_function_for_size_p.
7740 * recog.c (relax_delay_slots): Likewise.
7741 * tree-ssa-math-opts.c (replace_reciprocal):
7742 Use optimize_bb_for_speed_p.
7743 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7744 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7745 optimize_function_for_size_p.
7746 (cgraph_decide_inlining_of_small_function): Use
7747 optimize_function_for_size_p.
7748 * global.c (find_reg): Use optimize_function_for_size_p.
7749 * opts.c (decode_options): Do not clear flag_tree_ch,
7750 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7751 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7752 work it out from profile.
7753 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7754 optimize_loop_for_speed_p.
7755 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7757 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7758 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7759 * tree-eh.c (decide_copy_try_finally): Use
7760 optimize_function_for_size_p.
7761 * local-alloc.c (block_alloc): Pass BB pointer.
7762 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7763 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7764 * loop-unroll.c (decide_unrolling_and_peeling):
7765 Use optimize_loop_for_size_p.
7766 (decide_peel_completely): Likewise.
7767 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7768 optimize_loop_for_size_p.
7769 (vect_enhance_data_refs_alignment): Likewise.
7770 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7771 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7773 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7774 (try_crossjump_bb): Use optimize_bb_for_size_p.
7775 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7776 optimize_loop_for_speed_p.
7777 * bb-reorder.c (find_traces_1_round): Likewise.
7778 (copy_bb): Use optimize_bb_for_speed_p.
7779 (duplicate_computed_gotos): Likewise.
7780 * basic-block.h (optimize_loop_nest_for_size_p,
7781 optimize_loop_nest_for_speed_p): New.
7782 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7784 2008-08-29 Tristan Gingold <gingold@adacore.com>
7786 * gcov.c (main): Call expandargv.
7788 2008-08-29 Jan Hubicka <jh@suse.cz>
7790 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7792 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7794 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7795 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7797 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7799 2008-08-29 Jan Hubicka <jh@suse.cz>
7801 * tree-pass.h (pass_strip_predict_hints): Declare.
7802 * predict.c (strip_builtin_expect): Rename to ...
7803 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7804 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7805 (tree_estimate_probability): Do not strip builtin_expect.
7806 (pass_strip_predict_hints): New pass.
7807 * tree-inline.c (expand_call_inline): When inlining cold function,
7808 predict it as unlikely.
7809 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7811 2008-08-29 Richard Guenther <rguenther@suse.de>
7813 PR tree-optimization/37207
7814 * tree-vrp.c (extract_range_from_binary_expr): Also try
7815 to constant fold if only one of the operands is a constant.
7817 2008-08-29 Nick Clifton <nickc@redhat.com>
7819 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7820 the same way as SYMBOL_REFs.
7822 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7824 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7826 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7828 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7829 * config/mips/mips.md (branch_likely): Remove const. Fix
7831 (define_delay for type "branch"): Change to only apply for branch
7832 with likely variant.
7833 (define_delay for type "branch" and "branch_likely" no). New delay
7835 (equality_op): New code iterator.
7836 (bbv, bbinv): New code attributes.
7837 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7840 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7841 Andrew Pinski <pinskia@gcc.gnu.org>
7844 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7846 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7848 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7849 rule that a symbolic constant must be defined and >= 0 for the
7850 corresponding facility to be present at compile-time.
7851 * gthr-posix.c: Likewise.
7853 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7855 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7856 * config/mips/mips.md (D): New mode attribute.
7857 (mulsi3, muldi3): Merge it into ...
7858 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7859 (muldi3_mul3): New pattern.
7860 (mulsi3_mult3): Rename to mulsi3_mul3.
7862 2008-08-28 Jan Hubicka <jh@suse.cz>
7864 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7866 * predict.c (always_optimize_for_size_p): Rename to ...
7867 (optimize_function_for_size): ... this one; make extern.
7868 (optimize_function_for_speed_p): New.
7869 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7870 optimize_edge_for_size_p,optimize_edge_for_size_p,
7871 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7872 * basic-block.h (optimize_function_for_size_p,
7873 optimize_function_for_speed_p): Declare.
7874 * i386.md (optimize_size checks): Replace them by appropriate
7876 (standard_80387_constant_p, ix86_compute_frame_layout,
7877 ix86_expand_epilogue, ix86_decompose_address,
7878 print_operand, emit_i387_cw_initialization,
7879 inline_memory_move_cost, ix86_pad_returns,
7880 ix86_reorg): Replace optimize_size checks.
7882 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7884 * rtl.h (simplify_subreg_regno): Declare.
7885 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7886 * simplify-rtx.c (simplify_subreg): ...here.
7887 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7888 subreg_offset_representable_p.
7890 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7893 * c-typeck.c (convert_for_assignment): Give a note describing what
7894 was passed and what was expected.
7896 2008-08-28 Joey Ye <joey.ye@intel.com>
7898 * doc/extend.texi: Document AVX built-in functions.
7899 * doc/invoke.texi: Document -mavx.
7901 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7902 Joey Ye <joey.ye@intel.com>
7903 Xuepeng Guo <xuepeng.guo@intel.com>
7905 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7907 * config/i386/cpuid.h (bit_FMA): New.
7908 (bit_XSAVE): Likewise.
7909 (bit_OSXSAVE): Likewise.
7910 (bit_AVX): Likewise.
7912 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7913 define. Use ASM_OUTPUT_AVX_PREFIX.
7915 * config/i386/gmmintrin.h: New.
7917 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7918 (OPTION_MASK_ISA_AVX_SET): New.
7919 (OPTION_MASK_ISA_FMA_SET): Likewise.
7920 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7921 (OPTION_MASK_ISA_FMA_SET): Likewise.
7922 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7923 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7924 (pta_flags): Add PTA_AVX and PTA_FMA.
7925 (override_options): Handle PTA_AVX and PTA_FMA.
7926 (init_cumulative_args): Handle warn_avx.
7927 (classify_argument): Return 0 for COImode and OImode. Return
7928 1 and X86_64_AVX_CLASS for 256bit vector types.
7929 (examine_argument): Handle X86_64_AVX_CLASS.
7930 (construct_container): Likewise.
7931 (function_arg_advance_32): Pass OImode and 256bit vector types
7933 (function_arg_advance_64): Take a new argument to indicate if a
7934 parameter is named. Handle 256bit vector types. Return
7935 immediately for unnamed 256bit vector mode parameters.
7936 (function_arg_advance): Updated.
7937 (function_arg_32): Add comments for TImode. Handle OImode
7938 and 256bit vector types.
7939 (function_arg_64): Take a new argument to indicate if a
7940 parameter is named. Handle 256bit vector types. Return NULL
7941 for unnamed 256bit vector mode parameters.
7942 (function_arg): Updated.
7943 (setup_incoming_varargs_64): Support
7944 AVX encoding for *sse_prologue_save_insn.
7945 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7946 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7947 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7948 enabled, otherwise return -3.
7949 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7951 (print_reg): Support AVX registers. Handle 'x' and 't'.
7952 Handle 'd' to duplicate the operand.
7953 (print_operand): Likewise. Also support AVX vector compare
7955 (output_387_binary_op): Support AVX.
7956 (output_fp_compare): Likewise.
7957 (ix86_expand_vector_move_misalign): Likewise.
7958 (ix86_attr_length_vex_default): New.
7959 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7960 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7961 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7962 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7963 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7964 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7965 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7966 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7967 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7968 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7969 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7970 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7971 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7972 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7973 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7974 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7975 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7976 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7977 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7978 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7979 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7980 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7981 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7982 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7983 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7984 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7985 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7986 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7987 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7988 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7989 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7990 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7991 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7992 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7993 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7994 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7995 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7996 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7997 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7998 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7999 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8000 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8001 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8002 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8003 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8004 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8005 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8006 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8007 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8008 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8009 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8010 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8011 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8012 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8013 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8014 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8015 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8016 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8017 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8018 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8019 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8020 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8021 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8022 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8023 and IX86_BUILTIN_MOVMSKPS256,
8024 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8025 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8026 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8027 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8028 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8029 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8030 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8031 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8032 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8033 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8034 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8035 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8036 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8037 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8038 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8039 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8040 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8041 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8042 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8043 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8044 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8045 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8046 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8047 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8048 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8049 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8050 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8051 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8052 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8053 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8054 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8055 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8056 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8057 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8058 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8059 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8060 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8061 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8062 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8063 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8064 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8065 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8066 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8067 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8068 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8069 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8070 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8071 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8072 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8073 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8074 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8075 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8076 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8077 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8078 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8079 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8080 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8081 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8083 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8084 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8085 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8086 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8087 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8088 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8089 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8090 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8091 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8092 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8093 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8094 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8095 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8096 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8097 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8098 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8099 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8100 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8101 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8102 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8103 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8104 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8105 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8106 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8107 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8108 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8109 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8110 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8111 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8112 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8113 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8114 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8115 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8116 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8117 IX86_BUILTIN_MOVMSKPS256.
8118 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8119 (ix86_expand_args_builtin): Likewise.
8120 (ix86_expand_special_args_builtin): Likewise.
8121 (ix86_hard_regno_mode_ok): Handle AVX modes.
8122 (ix86_expand_vector_init_duplicate): Likewise.
8123 (ix86_expand_vector_init_one_nonzero): Likewise.
8124 (ix86_expand_vector_init_one_var): Likewise.
8125 (ix86_expand_vector_init_concat): Likewise.
8126 (ix86_expand_vector_init_general): Likewise.
8127 (ix86_expand_vector_set): Likewise.
8128 (ix86_vector_mode_supported_p): Likewise.
8129 (x86_extended_reg_mentioned_p): Check INSN_P before using
8132 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8133 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8135 * config/i386/i386.h (TARGET_AVX): New.
8136 (TARGET_FMA): Likewise.
8137 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8138 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8139 (VALID_AVX256_REG_MODE): New.
8140 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8141 (AVX_FLOAT_MODE_P): Likewise.
8142 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8143 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8144 (AVX_VEC_FLOAT_MODE_P): Likewise.
8145 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8146 (ASM_OUTPUT_OPCODE): Likewise.
8147 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8149 (SSE_REG_MODE_P): Allow 256bit vector modes.
8150 (ix86_args): Add a warn_avx field.
8152 * config/i386/i386.md (UNSPEC_PCMP): New.
8153 (UNSPEC_VPERMIL): Likewise.
8154 (UNSPEC_VPERMIL2): Likewise.
8155 (UNSPEC_VPERMIL2F128): Likewise.
8156 (UNSPEC_MASKLOAD): Likewise.
8157 (UNSPEC_MASKSTORE): Likewise.
8158 (UNSPEC_CAST): Likewise.
8159 (UNSPEC_VTESTP): Likewise.
8160 (UNSPECV_VZEROALL): Likewise.
8161 (UNSPECV_VZEROUPPER): Likewise.
8162 (XMM0_REG): Likewise.
8163 (XMM1_REG): Likewise.
8164 (XMM2_REG): Likewise.
8165 (XMM3_REG): Likewise.
8166 (XMM4_REG): Likewise.
8167 (XMM5_REG): Likewise.
8168 (XMM6_REG): Likewise.
8169 (XMM8_REG): Likewise.
8170 (XMM9_REG): Likewise.
8171 (XMM10_REG): Likewise.
8172 (XMM11_REG): Likewise.
8173 (XMM12_REG): Likewise.
8174 (XMM13_REG): Likewise.
8175 (XMM14_REG): Likewise.
8176 (XMM15_REG): Likewise.
8178 (prefix_vex_imm8): Likewise.
8179 (prefix_vex_w): Likewise.
8180 (length_vex): Likewise.
8183 (*avx_ashlti3): Likewise.
8184 (*avx_lshrti3): Likewise.
8185 (*avx_setcc<mode>): Likewise.
8186 (*fop_<mode>_comm_mixed_avx): Likewise.
8187 (*fop_<mode>_comm_avx): Likewise.
8188 (*fop_<mode>_1_mixed_avx): Likewise.
8189 (*fop_<mode>_1_avx): Likewise.
8190 (*avx_<code><mode>3): Likewise.
8191 (*avx_ieee_smin<mode>3): Likewise.
8192 (*avx_ieee_smax<mode>3): Likewise.
8193 (mode): Add OI, V8SF and V4DF.
8194 (length): Support VEX prefix.
8195 (*cmpfp_i_mixed): Set prefix attribute.
8196 (*cmpfp_i_sse): Likewise.
8197 (*cmpfp_iu_mixed): Likewise.
8198 (*cmpfp_iu_sse): Likewise.
8199 (*movsi_1): Support AVX.
8200 (*movdi_2): Likewise.
8201 (*movdi_1_rex64): Likewise.
8202 (*movti_internal): Likewise.
8203 (*movti_rex64): Likewise.
8204 (*movsf_1): Likewise.
8205 (*movdf_nointeger): Likewise.
8206 (*movdf_integer_rex64): Likewise.
8207 (*movtf_internal): Likewise.
8208 (zero_extendsidi2_32): Likewise.
8209 (zero_extendsidi2_rex64): Likewise.
8210 (*extendsfdf2_mixed): Likewise.
8211 (*extendsfdf2_sse): Likewise.
8212 (*truncdfsf_fast_mixed): Likewise.
8213 (*truncdfsf_fast_sse): Likewise.
8214 (*truncdfsf_mixed): Likewise.
8215 (fix_trunc<mode>di_sse): Likewise.
8216 (fix_trunc<mode>si_sse): Likewise.
8217 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8218 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8219 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8220 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8221 (*rcpsf2_sse): Likewise.
8222 (*rsqrtsf2_sse): Likewise.
8223 (*sqrt<mode>2_sse): Likewise.
8224 (sse4_1_round<mode>2): Likewise.
8225 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8226 Support AVX. Set length attribute properly for AVX.
8228 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8229 (VECTOR_MODES (FLOAT, 32)): Likewise.
8230 (VECTOR_MODE (INT, DI, 8)): Likewise.
8231 (VECTOR_MODE (INT, HI, 32)): Likewise.
8232 (VECTOR_MODE (INT, QI, 64)): Likewise.
8233 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8234 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8235 (VECTOR_MODE (INT, DI, 4)): Removed.
8236 (VECTOR_MODE (INT, SI, 8)): Likewise.
8237 (VECTOR_MODE (INT, HI, 16)): Likewise.
8238 (VECTOR_MODE (INT, QI, 32)): Likewise.
8239 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8240 (INT_MODE (OI, 32)): Likewise.
8242 * config/i386/i386.opt (mavx): New.
8245 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8247 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8248 (*mov<mode>_internal_avx): New.
8249 (*movv2sf_internal_rex64_avx): Likewise.
8250 (*movv2sf_internal_avx): Likewise.
8252 * config/i386/predicates.md (const_4_to_5_operand): New.
8253 (const_6_to_7_operand): Likewise.
8254 (const_8_to_11_operand): Likewise.
8255 (const_12_to_15_operand): Likewise.
8256 (avx_comparison_float_operator): Likewise.
8258 * config/i386/sse.md (AVX256MODEI): New.
8259 (AVX256MODE): Likewise.
8260 (AVXMODEQI): Likewise.
8261 (AVXMODE): Likewise.
8262 (AVX256MODEF2P): Likewise.
8263 (AVX256MODE2P): Likewise.
8264 (AVX256MODE4P): Likewise.
8265 (AVX256MODE8P): Likewise.
8266 (AVXMODEF2P): Likewise.
8267 (AVXMODEF4P): Likewise.
8268 (AVXMODEDCVTDQ2PS): Likewise.
8269 (AVXMODEDCVTPS2DQ): Likewise.
8270 (avxvecmode): Likewise.
8271 (avxvecpsmode): Likewise.
8272 (avxhalfvecmode): Likewise.
8273 (avxscalarmode): Likewise.
8274 (avxcvtvecmode): Likewise.
8275 (avxpermvecmode): Likewise.
8276 (avxmodesuffixf2c): Likewise.
8277 (avxmodesuffixp): Likewise.
8278 (avxmodesuffixs): Likewise.
8279 (avxmodesuffix): Likewise.
8280 (vpermilbits): Likewise.
8281 (pinsrbits): Likewise.
8282 (mov<mode>): Likewise.
8283 (*mov<mode>_internal): Likewise.
8284 (push<mode>1): Likewise.
8285 (movmisalign<mode>): Likewise.
8286 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8287 (avx_movdqu<avxmodesuffix>): Likewise.
8288 (avx_lddqu<avxmodesuffix>): Likewise.
8289 (<plusminus_insn><mode>3): Likewise.
8290 (*avx_<plusminus_insn><mode>3): Likewise.
8291 (*avx_vm<plusminus_insn><mode>3): Likewise.
8292 (mul<mode>3): Likewise.
8293 (*avx_mul<mode>3): Likewise.
8294 (*avx_vmmul<mode>3): Likewise.
8295 (divv8sf3): Likewise.
8296 (divv4df3): Likewise.
8297 (avx_div<mode>3): Likewise.
8298 (*avx_div<mode>3): Likewise.
8299 (*avx_vmdiv<mode>3): Likewise.
8300 (avx_rcpv8sf2): Likewise.
8301 (*avx_vmrcpv4sf2): Likewise.
8302 (sqrtv8sf2): Likewise.
8303 (avx_sqrtv8sf2): Likewise.
8304 (*avx_vmsqrt<mode>2): Likewise.
8305 (rsqrtv8sf2): Likewise.
8306 (avx_rsqrtv8sf2): Likewise.
8307 (*avx_vmrsqrtv4sf2): Likewise.
8308 (<code><mode>3): Likewise.
8309 (*avx_<code><mode>3_finite): Likewise.
8310 (*avx_<code><mode>3): Likewise.
8311 (*avx_vm<code><mode>3): Likewise.
8312 (*avx_ieee_smin<mode>3): Likewise.
8313 (*avx_ieee_smax<mode>3): Likewise.
8314 (avx_addsubv8sf3): Likewise.
8315 (avx_addsubv4df3): Likewise.
8316 (*avx_addsubv4sf3): Likewise.
8317 (*avx_addsubv2df3): Likewise.
8318 (avx_h<plusminus_insn>v4df3): Likewise.
8319 (avx_h<plusminus_insn>v8sf3): Likewise.
8320 (*avx_h<plusminus_insn>v4sf3): Likewise.
8321 (*avx_h<plusminus_insn>v2df3): Likewise.
8322 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8323 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8324 (*avx_maskcmp<mode>3): Likewise.
8325 (avx_nand<mode>3): Likewise.
8326 (*avx_<code><mode>3): Likewise.
8327 (*avx_nand<mode>3): Likewise.
8328 (*avx_<code><mode>3): Likewise.
8329 (*avx_cvtsi2ss): Likewise.
8330 (*avx_cvtsi2ssq): Likewise.
8331 (*avx_cvtsi2sd): Likewise.
8332 (*avx_cvtsi2sdq): Likewise.
8333 (*avx_cvtsd2ss): Likewise.
8334 (avx_cvtss2sd): Likewise.
8335 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8336 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8337 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8338 (*avx_cvtsi2sd): Likewise.
8339 (*avx_cvtsi2sdq): Likewise.
8340 (avx_cvtdq2pd256): Likewise.
8341 (avx_cvtpd2dq256): Likewise.
8342 (avx_cvttpd2dq256): Likewise.
8343 (*avx_cvtsd2ss): Likewise.
8344 (*avx_cvtss2sd): Likewise.
8345 (avx_cvtpd2ps256): Likewise.
8346 (avx_cvtps2pd256): Likewise.
8347 (*avx_movhlps): Likewise.
8348 (*avx_movlhps): Likewise.
8349 (avx_unpckhps256): Likewise.
8350 (*avx_unpckhps): Likewise.
8351 (avx_unpcklps256): Likewise.
8352 (*avx_unpcklps): Likewise.
8353 (avx_movshdup256): Likewise.
8354 (avx_movsldup256): Likewise.
8355 (avx_shufps256): Likewise.
8356 (avx_shufps256_1): Likewise.
8357 (*avx_shufps_<mode>): Likewise.
8358 (*avx_loadhps): Likewise.
8359 (*avx_storelps): Likewise.
8360 (*avx_loadlps): Likewise.
8361 (*avx_movss): Likewise.
8362 (*vec_dupv4sf_avx): Likewise.
8363 (*vec_concatv2sf_avx): Likewise.
8364 (*vec_concatv4sf_avx): Likewise.
8365 (*vec_setv4sf_0_avx): Likewise.
8366 (*vec_setv4sf_avx): Likewise.
8367 (*avx_insertps): Likewise.
8368 (avx_vextractf128<mode>): Likewise.
8369 (vec_extract_lo_<mode>): Likewise.
8370 (vec_extract_hi_<mode>): Likewise.
8371 (vec_extract_lo_<mode>): Likewise.
8372 (vec_extract_hi_<mode>): Likewise.
8373 (vec_extract_lo_v16hi): Likewise.
8374 (vec_extract_hi_v16hi): Likewise.
8375 (vec_extract_lo_v32qi): Likewise.
8376 (vec_extract_hi_v32qi): Likewise.
8377 (avx_unpckhpd256): Likewise.
8378 (*avx_unpckhpd): Likewise.
8379 (avx_movddup256): Likewise.
8380 (*avx_movddup): Likewise.
8381 (avx_unpcklpd256): Likewise.
8382 (*avx_unpcklpd): Likewise.
8383 (avx_shufpd256): Likewise.
8384 (avx_shufpd256_1): Likewise.
8385 (*avx_punpckhqdq): Likewise.
8386 (*avx_punpcklqdq): Likewise.
8387 (*avx_shufpd_<mode>): Likewise.
8388 (*avx_storehpd): Likewise.
8389 (*avx_loadhpd): Likewise.
8390 (*avx_loadlpd): Likewise.
8391 (*avx_movsd): Likewise.
8392 (*vec_concatv2df_avx): Likewise.
8393 (*avx_<plusminus_insn><mode>3): Likewise.
8394 (*avx_<plusminus_insn><mode>3): Likewise.
8395 (*avx_mulv8hi3): Likewise.
8396 (*avxv8hi3_highpart): Likewise.
8397 (*avx_umulv8hi3_highpart): Likewise.
8398 (*avx_umulv2siv2di3): Likewise.
8399 (*avx_mulv2siv2di3): Likewise.
8400 (*avx_pmaddwd): Likewise.
8401 (*avx_mulv4si3): Likewise.
8402 (*avx_ashr<mode>3): Likewise.
8403 (*avx_lshr<mode>3): Likewise.
8404 (*avx_ashl<mode>3): Likewise.
8405 (*avx_<code><mode>3): Likewise.
8406 (*avx_eq<mode>3): Likewise.
8407 (*avx_gt<mode>3): Likewise.
8408 (*avx_nand<mode>3): Likewise.
8409 (*avx_nand<mode>3): Likewise.
8410 (*avx_<code><mode>3): Likewise.
8411 (*avx_<code><mode>3): Likewise.
8412 (*avx_packsswb): Likewise.
8413 (*avx_packssdw): Likewise.
8414 (*avx_packuswb): Likewise.
8415 (*avx_punpckhbw): Likewise.
8416 (*avx_punpcklbw): Likewise.
8417 (*avx_punpckhwd): Likewise.
8418 (*avx_punpcklwd): Likewise.
8419 (*avx_punpckhdq): Likewise.
8420 (*avx_punpckldq): Likewise.
8421 (*avx_pinsr<avxmodesuffixs>): Likewise.
8422 (*avx_pinsrq): Likewise.
8423 (*avx_loadld): Likewise.
8424 (*vec_extractv2di_1_rex64_avx): Likewise.
8425 (*vec_extractv2di_1_avx): Likewise.
8426 (*vec_dupv2di_avx): Likewise.
8427 (*vec_concatv2si_avx): Likewise.
8428 (*vec_concatv4si_1_avx): Likewise.
8429 (*vec_concatv2di_avx): Likewise.
8430 (*vec_concatv2di_rex64_avx): Likewise.
8431 (*avx_uavgv16qi3): Likewise.
8432 (*avx_uavgv8hi3): Likewise.
8433 (*avx_psadbw): Likewise.
8434 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8435 (*avx_phaddwv8hi3): Likewise.
8436 (*avx_phadddv4si3): Likewise.
8437 (*avx_phaddswv8hi3): Likewise.
8438 (*avx_phsubwv8hi3): Likewise.
8439 (*avx_phsubdv4si3): Likewise.
8440 (*avx_phsubswv8hi3): Likewise.
8441 (*avx_pmaddubsw128): Likewise.
8442 (*avx_pmulhrswv8hi3): Likewise.
8443 (*avx_pshufbv16qi3): Likewise.
8444 (*avx_psign<mode>3): Likewise.
8445 (*avx_palignrti): Likewise.
8446 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8447 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8448 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8449 (*avx_mpsadbw): Likewise.
8450 (*avx_packusdw): Likewise.
8451 (*avx_pblendvb): Likewise.
8452 (*avx_pblendw): Likewise.
8453 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8454 (avx_ptest256): Likewise.
8455 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8456 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8457 (*avx_aesenc): Likewise.
8458 (*avx_aesenclast): Likewise.
8459 (*avx_aesdec): Likewise.
8460 (*avx_aesdeclast): Likewise.
8461 (avx_vzeroupper): Likewise.
8462 (avx_vzeroupper_rex64): Likewise.
8463 (avx_vpermil<mode>): Likewise.
8464 (avx_vpermilvar<mode>3): Likewise.
8465 (avx_vpermil2<mode>3): Likewise.
8466 (avx_vperm2f128<mode>3): Likewise.
8467 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8468 (avx_vbroadcastss256): Likewise.
8469 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8470 (avx_vinsertf128<mode>): Likewise.
8471 (vec_set_lo_<mode>): Likewise.
8472 (vec_set_hi_<mode>): Likewise.
8473 (vec_set_lo_<mode>): Likewise.
8474 (vec_set_hi_<mode>): Likewise.
8475 (vec_set_lo_v16hi): Likewise.
8476 (vec_set_hi_v16hi): Likewise.
8477 (vec_set_lo_v32qi): Likewise.
8478 (vec_set_hi_v32qi): Likewise.
8479 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8480 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8481 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8482 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8483 (vec_init<mode>): Likewise.
8484 (*vec_concat<mode>_avx): Likewise.
8485 (blendbits): Support V8SF and V4DF.
8486 (sse2_movq128): Support AVX.
8487 (<sse>_movnt<mode>): Likewise.
8488 (sse2_movntv2di): Likewise.
8489 (sse_rcpv4sf2): Likewise.
8490 (sse_sqrtv4sf2): Likewise.
8491 (sse_rsqrtv4sf2): Likewise.
8492 (<sse>_comi): Likewise.
8493 (<sse>_ucomi): Likewise.
8494 (sse_cvtss2si): Likewise.
8495 (sse_cvtss2si_2): Likewise.
8496 (sse_cvtss2siq): Likewise.
8497 (sse_cvtss2siq_2): Likewise.
8498 (sse_cvttss2si): Likewise.
8499 (sse_cvttss2siq): Likewise.
8500 (sse2_cvtsd2si): Likewise.
8501 (sse2_cvtsd2si_2): Likewise.
8502 (sse2_cvtsd2siq): Likewise.
8503 (sse2_cvtsd2siq_2): Likewise.
8504 (sse2_cvttsd2si): Likewise.
8505 (sse2_cvttsd2siq): Likewise.
8506 (sse2_cvtdq2pd): Likewise.
8507 (*sse2_cvtpd2dq): Likewise.
8508 (*sse2_cvttpd2dq): Likewise.
8509 (*sse2_cvtpd2ps): Likewise.
8510 (sse2_cvtps2pd): Likewise.
8511 (sse3_movshdup): Likewise.
8512 (sse3_movsldup): Likewise.
8513 (sse_storehps): Likewise.
8514 (*sse4_1_extractps): Likewise.
8515 (sse2_storelpd): Likewise.
8516 (vec_dupv2df_sse3): Likewise.
8517 (*vec_concatv2df_sse3): Likewise.
8518 (*sse4_1_pextrb): Likewise.
8519 (*sse4_1_pextrb_memory): Likewise.
8520 (*sse2_pextrw): Likewise.
8521 (*sse4_1_pextrw_memory): Likewise.
8522 (*sse4_1_pextrd): Likewise.
8523 (*sse4_1_pextrq): Likewise.
8524 (sse2_pshufd_1): Likewise.
8525 (sse2_pshuflw_1): Likewise.
8526 (sse2_pshufhw_1): Likewise.
8527 (*sse2_storeq_rex64): Likewise.
8528 (*vec_dupv4si): Likewise.
8529 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8530 (sse2_pmovmskb): Likewise.
8531 (*sse2_maskmovdqu): Likewise.
8532 (*sse2_maskmovdqu_rex64): Likewise.
8533 (sse_ldmxcsr): Likewise.
8534 (sse_stmxcsr): Likewise.
8535 (abs<mode>2): Likewise.
8536 (sse4_1_movntdqa): Likewise.
8537 (sse4_1_phminposuw): Likewise.
8538 (sse4_1_extendv8qiv8hi2): Likewise.
8539 (*sse4_1_extendv8qiv8hi2): Likewise.
8540 (sse4_1_extendv4qiv4si2): Likewise.
8541 (*sse4_1_extendv4qiv4si2): Likewise.
8542 (sse4_1_extendv2qiv2di2): Likewise.
8543 (*sse4_1_extendv2qiv2di2): Likewise.
8544 (sse4_1_extendv4hiv4si2): Likewise.
8545 (*sse4_1_extendv4hiv4si2): Likewise.
8546 (sse4_1_extendv2hiv2di2): Likewise.
8547 (*sse4_1_extendv2hiv2di2): Likewise.
8548 (sse4_1_extendv2siv2di2): Likewise.
8549 (*sse4_1_extendv2siv2di2): Likewise.
8550 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8551 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8552 (sse4_1_zero_extendv4qiv4si2): Likewise.
8553 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8554 (sse4_1_zero_extendv2qiv2di2): Likewise.
8555 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8556 (sse4_1_zero_extendv4hiv4si2): Likewise.
8557 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8558 (sse4_1_zero_extendv2hiv2di2): Likewise.
8559 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8560 (sse4_1_zero_extendv2siv2di2): Likewise.
8561 (*sse4_1_zero_extendv2siv2di2): Likewise.
8562 (sse4_1_ptest): Likewise.
8563 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8564 (sse4_2_pcmpestri): Likewise.
8565 (sse4_2_pcmpestrm): Likewise.
8566 (sse4_2_pcmpistri): Likewise.
8567 (sse4_2_pcmpistrm): Likewise.
8569 (aeskeygenassist): Likewise.
8571 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8573 * config/i386/predicates.md (vzeroall_operation): New.
8575 * config/i386/sse.md (avx_vzeroall): New.
8576 (*avx_vzeroall): Likewise.
8578 2008-08-28 Paul Brook <paul@codesourcery.com>
8579 Mark Shinwell <shinwell@codesourcery.com>
8580 Richard Earnshaw <richard.earnshaw@arm.com>
8582 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8583 (TARGET_MIN_ANCHOR_OFFSET): New.
8584 (arm_override_options): Set correct anchor ranges for Thumb-1
8585 and Thumb-2 if required.
8586 (legitimize_pic_address): Handle case involving a TLS symbol
8587 reference with an addend.
8588 (arm_optimization_options): Enable section anchors at -O1 and
8590 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8591 * config/arm/arm-protos.h (arm_optimization_options): New.
8593 2008-08-28 Nick Clifton <nickc@redhat.com>
8595 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8596 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8599 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8600 * config/v850/v850.md (return): Remove frame size restriction.
8602 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8604 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8606 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8608 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8610 2008-08-28 Paul Brook <paul@codesourcery.com>
8612 * config/arm/vfp11.md: Update license notice.
8613 * config/arm/cortex-r4.md: Ditto.
8615 2008-08-28 Richard Guenther <rguenther@suse.de>
8617 PR tree-optimization/37207
8618 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8621 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8624 * tree.c (int_fits_type_p): Don't forget unsigned integers
8625 of type sizetype which higher end word equals -1.
8627 2008-08-28 Ira Rosen <irar@il.ibm.com>
8629 * target.h (struct vectorize): Add new target builtin.
8630 * tree-vectorizer.c (destroy_loop_vec_info): Call
8631 vect_free_slp_instance instead of vect_free_slp_node.
8632 * tree-vectorizer.h (enum slp_load_perm_type): New.
8633 (struct _slp_instance): Add new fields.
8634 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8635 (SLP_INSTANCE_LOADS): New.
8636 (vect_free_slp_tree): Remove.
8637 (vect_free_slp_instance): Declare.
8638 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8639 (vectorizable_load): Add argument.
8640 (vect_transform_slp_perm_load): New.
8641 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8643 (vect_get_place_in_interleaving_chain): New function.
8644 (vect_free_slp_tree): Make static.
8645 (vect_free_slp_instance): New function.
8646 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8647 collect the load location in the interleaving chain.
8648 (vect_supported_slp_permutation_p): New function.
8649 (vect_supported_load_permutation_p): Likewise.
8650 (vect_analyze_slp_instance): In case of loads permutation, call
8651 vect_supported_load_permutation_p to check that the permutation is
8653 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8654 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8655 (vect_create_mask_and_perm): New function.
8656 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8657 (vectorizable_load): Add an argument. Don't keep the created vectors
8658 statements in the node if permutation is required. Call
8659 vect_transform_slp_perm_load to generate the permutation.
8660 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8661 additional argument.
8662 (vect_schedule_slp_instance): In case of loads permutation, allocate
8663 vectorized statements structure for all the related SLP nodes. Call
8664 vect_transform_stmt with addditional argument.
8665 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8666 * config/spu/spu.c (spu_builtin_vec_perm): New.
8667 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8668 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8669 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8670 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8672 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8674 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8675 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8676 __gthread_cond_signal, __gthread_cond_timedwait,
8677 __gthread_cond_timedwait_recursive): New functions.
8678 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8680 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8683 2008-08-28 Richard Guenther <rguenther@suse.de>
8686 * fold-const.c (maybe_canonicalize_comparison_1): Require
8687 undefined overflow only for canonicalizing A +- CST cmp CST.
8688 Make sure to not generate new constants that are not inside
8689 their TYPE_MIN/MAX_VALUE range.
8690 (maybe_canonicalize_comparison): Remove undefined overflow
8692 (fold_binary): Remove now duplicate folding.
8694 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8696 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8697 use not updated in the last change.
8699 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8701 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8702 (IRA_COVER_CLASSES): Add FPUL_REGS.
8704 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8707 * c-common.c (conversion_warning): Check for null operands.
8709 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8712 * c-decl.c (check_for_loop_decls): Improve error message. Give
8715 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8718 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8719 (convert_for_assignment): Pass corrent OPT_W* parameter to
8720 WARN_FOR_ASSIGNMENT.
8722 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8725 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8727 2008-08-27 Paul Brook <paul@codesourcery.com>
8729 * config.gcc: Loosen checks for arm uclinux eabi targets.
8731 2008-08-27 Paul Brook <paul@codesourcery.com>
8733 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8735 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8737 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8739 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8740 the enumerators of an ENUMERAL_TYPE.
8741 * dbxout.c (dbxout_type): Ditto.
8743 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8746 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8747 (fwprop_addr): Check that the loop_father is not the outer loop.
8749 2008-08-26 Paul Brook <paul@codesourcery.com>
8751 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8752 Remove documentation entry for fmul type.
8753 Use fmuls to annotate single-precision multiplication patterns,
8754 fmuld to annotate double-precision multiplication patterns,
8755 fmacs to annotate single-precision multiply-accumulate patterns
8756 and fmacd to annotate double-precision multiply-accumulate patterns.
8757 * config/arm/vfp11.md: Update reservations accordingly.
8758 * config/arm/arm.md: Note that certain values of the "type"
8759 attribute are documented in vfp.md.
8760 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8761 (v10_cvt): Use new fmul types.
8763 2008-08-26 Paul Brook <paul@codesourcery.com>
8765 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8766 * config/arm/vfp11.md: ...here. New.
8767 * config/arm/arm.md: Include vfp11.md.
8769 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8771 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8772 parameter to inform call.
8774 2008-08-26 Jeff Law <law@redhat.com>
8776 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8777 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8778 preferred class when copying a constant into a partial word register.
8780 2008-08-26 Ben Elliston <bje@au.ibm.com>
8782 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8783 * cp/typeck.c: Likewise.
8784 * cp/tree.c: Likewise.
8785 * gimple-low.c: Likewise.
8788 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8790 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8791 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8793 * doc/passes.texi: Describe IRA.
8795 * doc/tm.texi (IRA_COVER_CLASSES,
8796 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8798 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8799 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8800 -fira-propagate-cost, -fno-ira-share-save-slots,
8801 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8803 * flags.h (ira_algorithm): New enumeration.
8804 (flag_ira_algorithm, flag_ira_verbose): New external variable
8807 * postreload.c (gate_handle_postreload): Don't do post reload
8808 optimizations unless the reload is completed.
8810 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8813 * tree-pass.h (pass_ira): New external variable declaration.
8815 * reload.h: Add 2008 to the Copyright.
8817 * cfgloopanal.c: Include params.h.
8818 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8821 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8823 * toplev.c (ira.h): New include.
8824 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8825 (backend_init_target): Call ira_init.
8826 (backend_init): Call ira_init_once.
8827 (finalize): Call finish_ira_once.
8829 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8830 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8833 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8834 may_move_out_cost): New external variable declarations.
8835 (move_table): New typedef.
8837 * caller-save.c: Include headers output.h and ira.h.
8838 (no_caller_save_reg_set): New global variable.
8839 (save_slots_num, save_slots): New variables.
8840 (reg_save_code, reg_restore_code, add_stored_regs): Add
8842 (init_caller_save): Set up no_caller_save_reg_set.
8843 (init_save_areas): Reset save_slots_num.
8844 (saved_hard_reg): New structure.
8845 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8846 (initiate_saved_hard_regs, new_saved_hard_reg,
8847 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8849 (setup_save_areas): Add code for sharing stack slots.
8850 (all_blocks): New variable.
8851 (save_call_clobbered_regs): Process pseudo-register too.
8852 (mark_set_regs): Process pseudo-register too.
8853 (insert_one_insn): Put the insn after bb note in a empty basic
8854 block. Add insn check.
8856 * global.c (eliminable_regset): Make it external.
8857 (mark_elimination): Use DF_LR_IN for IRA.
8858 (pseudo_for_reload_consideration_p): New.
8859 (build_insn_chain): Make it external. Don't ignore spilled
8860 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8861 (gate_handle_global_alloc): New function.
8862 (pass_global_alloc): Add the gate function.
8864 * opts.c (decode_options): Set up flag_ira. Print the warning for
8866 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8868 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8870 * regmove.c (regmove_optimize): Don't do replacement of output for
8873 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8874 New external variable declarations.
8876 * local-alloc.c (update_equiv_regs): Make it external. Return
8877 true if jump label rebuilding should be done. Rescan new_insn for
8879 (gate_handle_local_alloc): New function.
8880 (pass_local_alloc): Add the gate function.
8882 * alias.c (value_addr_p, stack_addr_p): New functions.
8883 (nonoverlapping_memrefs_p): Use them for IRA.
8885 * common.opt (fira, fira-algorithm, fira-coalesce,
8886 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8887 fira-verbose): New options.
8889 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8890 move_cost, may_move_in_cost, may_move_out_cost): Make the
8892 (move_table): Remove typedef.
8893 (init_move_cost): Make it external.
8894 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8897 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8898 setup_reg_classes): New function prototypes.
8899 (eliminable_regset): New external variable declaration.
8900 (build_insn_chain, update_equiv_regs): New function prototypes.
8902 * Makefile.in (IRA_INT_H): New definition.
8903 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8904 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8905 (reload1.o, toplev.o): Add dependence on ira.h.
8906 (cfgloopanal.o): Add PARAMS_H.
8907 (caller-save.o): Add dependence on output.h and ira.h.
8908 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8909 ira-emit.o, ira-lives.o): New entries.
8911 * passes.c (pass_ira): New pass.
8913 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8915 * reload1.c (ira.h): Include the header.
8916 (changed_allocation_pseudos): New bitmap.
8917 (init_reload): Initiate the bitmap.
8918 (compute_use_by_pseudos): Permits spilled registers in FROM.
8919 (temp_pseudo_reg_arr): New variable.
8920 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8921 IRA. Call alter_reg with the additional parameter. Don't clear
8922 spilled_pseudos for IRA. Restore original insn chain for IRA.
8923 Clear changed_allocation_pseudos at the end of reload.
8924 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8925 (hard_regno_to_pseudo_regno): New variable.
8926 (count_pseudo): Check spilled pseudos. Set up
8927 hard_regno_to_pseudo_regno.
8928 (count_spilled_pseudo): Check spilled pseudos. Update
8929 hard_regno_to_pseudo_regno.
8930 (find_reg): Use better_spill_reload_regno_p. Check
8931 hard_regno_to_pseudo_regno.
8932 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8934 (eliminate_regs_1): Use additional parameter for alter_reg.
8935 (finish_spills): Set up pseudo_previous_regs only for spilled
8936 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8937 more arguments. Don't clear live_throughout and dead_or_set for
8938 spilled pseudos. Use additional parameter for alter_reg. Call
8939 mark_allocation_change. Set up changed_allocation_pseudos.
8940 Remove sanity check.
8941 (emit_input_reload_insns, delete_output_reload): Use additional
8942 parameter for alter_reg. Call mark_allocation_change.
8943 (substitute, gen_reload_chain_without_interm_reg_p): New
8945 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8947 * testsuite/gcc.dg/20080410-1.c: New file.
8949 * config/s390/s390.h (IRA_COVER_CLASSES,
8950 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8952 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8954 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8956 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8958 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8960 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8962 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8964 2008-08-24 Jeff Law <law@redhat.com>
8965 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8966 when ignoring unavailable registers.
8968 2008-08-24 Jeff Law <law@redhat.com>
8969 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8970 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8971 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8972 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8974 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8975 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8977 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8978 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8979 * reload1.c (find_reg): Process registers in register allocation order.
8981 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8982 * toplev.c (backend_init_target): Move ira_init call from
8984 (lang_dependent_init_target): ...to here.
8986 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8987 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8988 calculate memory move costs for NO_REGS.
8990 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8991 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8992 STACK_REGS is defined.
8994 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8995 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8997 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8998 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9000 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9001 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9002 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9005 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9006 Dorit Nuzman <dorit@il.ibm.com>
9008 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9009 vec_extract_evenv4sf, vec_extract_evenv8hi,
9010 vec_extract_evenv16qi, vec_extract_oddv4si,
9011 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9012 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9013 vec_interleave_highv4si, vec_interleave_lowv4si,
9014 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9015 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9016 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9018 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9021 * config/rs6000/rs6000.c (optimization_options): Don't default to
9022 section anchors without toplevel reorder.
9024 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9026 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9027 (mfc_end_critical_section): Likewise.
9029 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9031 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9032 all type qualifiers from element type to vector type.
9034 2008-08-25 David Daney <ddaney@avtrex.com>
9036 * config/mips/mips.md (immediate_insn): Move up in file, fix
9037 comment typo, reformat.
9038 (fetchop_bit, atomic_hiqi_op memory_barrier,
9039 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9040 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9041 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9042 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9043 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9044 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9045 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9046 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9047 sync_old_nand<mode>, sync_new_nand<mode>,
9048 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9049 test_and_set_12): Moved to sync.md.
9051 * config/mips/sync.md: New file.
9053 2008-08-25 Richard Henderson <rth@redhat.com>
9055 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9056 (regsave): Likewise.
9057 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9058 (output_cfi_directive): Likewise.
9059 (div_data_align): New.
9060 (output_cfi): Use it.
9062 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9064 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9065 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9066 (TARGET_OCTEON): New macro.
9067 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9068 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9069 (ISA_HAS_POP): New macro.
9070 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9072 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9074 * config/mips/mips.md (cpu): Add octeon.
9075 (type): Add pop attribute value.
9076 (popcount<mode>2): New pattern.
9077 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9079 2008-08-24 Jan Hubicka <jh@suse.cz>
9081 * doc/invoke.texi (-fipa-cp-clone): New option.
9082 (-fipa-cp): Update docs.
9083 (--param ipcp-unit-growth):New.
9084 * ipa-cp.c: Include fibheap.h, params.h
9085 (ipcp_initialize_node_lattices): When not cloning, all externally
9086 visible functions are bottom.
9087 (ipcp_need_redirect_p): Accept clones.
9088 (ipcp_insert_stage): Use cost driven heuristics.
9089 (max_count, dead_nodes): New static vars.
9090 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9091 ipcp_const_param_count): New functions.
9092 * common.opt (ipa-cp-clone): New command line option.
9093 * params.def (ipcp-unit-growth): New.
9095 2008-08-24 Jan Hubicka <jh@suse.cz>
9097 * tree-inline.c (tree_function_versioning): Look harder
9098 for referenced vars.
9100 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9102 PR tree-optimization/37185
9103 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9105 2008-08-23 Jan Hubicka <jh@suse.cz>
9107 * ipa-cp.c (ipcp_analyze_node): New function.
9108 (ipcp_update_cloned_node): Use it.
9109 (ipcp_init_stage): Likewise.
9110 * ipa-inline.c (function_insertion_hook_holder): New static var.
9111 (analyze_function): Break out from ....
9112 (inline_generate_summary): Here; register insertion hook.
9113 (cgraph_decide_inlining): Remove hook.
9114 (add_new_function): New function.
9116 2008-08-23 Jan Hubicka <jh@suse.cz>
9118 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9120 2008-08-23 Jan Hubicka <jh@suse.cz>
9122 * ipa-cp.c (constant_val_insert): Remove.
9123 (ipcp_propagate_one_const): Remove.
9124 (ipcp_create_replace_map): Always insert replacements to the map.
9125 (ipcp_insert_stage): Do not try to insert statements by hand.
9126 * tree-inline.c (insert_init_stmt): Break out from ...
9127 (setup_one_parameter): ... here; allow NULL BB pointer.
9128 (tree_function_versioning): Use setup_one_parameter to process
9131 2008-08-23 Jan Hubicka <jh@suse.cz>
9133 * tree.c (decl_address_ip_invariant_p): New function.
9134 * tree.h (decl_address_ip_invariant_p): Declare.
9135 * gimple.c (strip_invariant_refs): Break out from ...
9136 (is_gimple_invariant_address): ... here
9137 (is_gimple_ip_invariant_address): New function.
9138 (is_gimple_ip_invariant): New function.
9139 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9142 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9143 (ipcp_lat_is_insertable): All constants are insertable.
9144 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9145 IPA_CONST_VALUE_REF.
9146 (ipcp_initialize_node_lattices): Propagate all types of operands.
9147 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9148 (ipcp_create_replace_map): Reformat.
9149 (ipcp_need_redirect_p): Simplify.
9150 (ipcp_insert_stage): Check that argument is used before clonning.
9151 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9153 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9154 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9155 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9156 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9157 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9158 * tree-inline.c (tree_function_versioning): Add variables referenced
9161 2008-08-23 Jan Hubicka <jh@suse.cz>
9164 * i386.c (standard_80387_constant_p): Use optimize_size.
9166 2008-08-23 Ira Rosen <irar@il.ibm.com>
9168 PR tree-optimization/37161
9169 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9170 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9171 (vect_determine_vectorization_factor): Move the scalar type
9172 retrieval to vect_get_smallest_scalar_type.
9173 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9174 scalar type. Remove redundant computation.
9175 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9176 (vect_get_slp_defs): Take the type of RHS into account if
9177 necessary by calling vect_get_smallest_scalar_type. Call
9178 vect_get_constant_vectors with additional argument.
9180 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9183 * doc/invoke.texi (Wwrite-strings): Clarify description.
9185 2008-08-23 Ira Rosen <irar@il.ibm.com>
9187 PR tree-optimization/37174
9188 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9189 def stmt is a part of the loop before accessing its stmt_vec_info.
9191 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9194 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9195 (*swap): New insn pattern.
9196 (*ashlqi3): Rename from ashlqi3 insn pattern.
9197 (ashlqi3): New expanders.
9198 (*lshrqi3): Rename from lshrqi3 insn pattern.
9199 (lshrqi3): New expanders.
9200 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9201 lshrqi3_const5, lshrqi3_const6): New splitters.
9202 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9203 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9206 2008-08-22 Richard Guenther <rguenther@suse.de>
9208 PR tree-optimization/37078
9209 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9210 [+INF, +INF] ranges.
9212 2008-08-22 Richard Guenther <rguenther@suse.de>
9214 PR tree-optimization/37143
9215 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9216 a conversion statement instead of a copy.
9218 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9221 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9222 CCCmode, CCOmode and CCSmode destination modes.
9225 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9226 from different units in a single alternative.
9227 (*vec_extractv2sf_1): Ditto.
9228 (*vec_extractv2si_0): Ditto.
9229 (*vec_extractv2si_1): Ditto.
9230 * config/i386/sse.md (sse2_storehpd): Ditto.
9231 (sse2_storelpd): Ditto.
9232 (sse2_loadhpd): Ditto.
9233 (sse2_loadlpd): Ditto.
9236 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9237 (popcountsi2): Ditto.
9238 (clzdi2_abm): Ditto.
9239 (popcountdi2): Ditto.
9240 (clzhi2_abm): Ditto.
9241 (popcounthi2): Ditto.
9243 2008-08-22 Richard Guenther <rguenther@suse.de>
9247 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9248 if the multiplication does not overflow.
9250 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9252 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9254 2008-08-21 Richard Henderson <rth@redhat.com>
9256 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9257 spurrious comma from test.
9258 * configure: Rebuild.
9260 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9263 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9266 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9268 * c-tree.h (grokfield): New argument.
9269 * c-decl.c (grokfield): Handle new location argument.
9270 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9272 2008-08-21 Richard Guenther <rguenther@suse.de>
9274 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9276 2008-08-21 Jan Hubicka <jh@suse.cz>
9278 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9279 (cgraph_add_function_insertion_hook,
9280 cgraph_remove_function_insertion_hook,
9281 cgraph_call_function_insertion_hooks): New functions.
9282 * cgraph.h (cgraph_add_function_insertion_hook,
9283 cgraph_remove_function_insertion_hook,
9284 cgraph_call_function_insertion_hooks): Declare.
9285 * ipa-reference.c (function_insertion_hook_holder): New variable.
9286 (check_operand, look_for_address_of): When checking late, do not care
9287 about module bitmaps.
9288 (add_new_function): New function.
9289 (generate_summary): Register hooks; zero module bitmaps.
9290 (propagate): Unregister hooks.
9291 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9292 (add_new_function): New function.
9293 (generate_summary): Register hook.
9294 (propagate): Remove hook.
9296 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9298 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9299 * ipa-cp.c (ipcp_update_cloned_node): New function.
9300 (build_const_val): Handle functions correctly; bring type logic
9301 into sync with tree-inline.c
9302 (ipcp_init_stage): Take care of computing stuff needed by
9303 indirect inlining; update clones.
9304 (ipcp_generate_summary): Break out of ipcp_driver.
9305 (ipcp_driver): Do only execution and transformation.
9306 (pass_ipa_cp): Make IPA_PASS.
9307 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9309 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9310 ipcp, some info is already available.
9311 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9312 * tree-inline.c (remap_ssa_name): Unshare expression.
9314 2008-08-21 Richard Guenther <rguenther@suse.de>
9316 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9317 a PHI ask VN if it is already available.
9318 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9319 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9321 2008-08-21 Richard Guenther <rguenther@suse.de>
9324 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9325 makes sure to produce a result of the correct type.
9327 2008-08-21 Jan Hubicka <jh@suse.cz>
9328 Backport from LTO branch:
9330 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9331 Jan Hubicka <jh@suse.cz>
9334 (init_state, finish_state, set_function_state, generate_summary):
9336 (scan_stmt): Renamed from scan_function. Changed to keep state in
9337 local static vars rather than cgraph aux field.
9338 (propagate): Renamed from static_execute. Changed to keep state in
9339 local static vars rather than cgraph aux field.
9340 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9341 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9343 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9345 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9346 * ipa-reference.c (init_function_info, generate_summary,
9347 propagate): New functions.
9348 (analyze_function): Call init_function_info.
9349 (static_execute): Stripped into generate_summary and propagate.
9350 (pass_ipa_reference): Made into ipa_opt_pass.
9352 2008-08-21 Richard Guenther <rguenther@suse.de>
9354 PR tree-optimization/37181
9355 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9357 (extract_range_from_unary_expr): Likewise.
9359 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9361 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9363 * toplev.h (pedwarn_at): Likewise.
9364 * builtins.c: Update all calls to pedwarn.
9365 * c-lex.c: Likewise.
9366 * toplev.c: Likewise.
9367 * c-tree.h: Likewise.
9368 * c-decl.c: Likewise.
9369 * c-errors.c: Likewise.
9370 * c-typeck.c: Likewise.
9371 * c-common.c: Likewise.
9372 * c-parser.c: Likewise.
9374 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9377 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9378 with MODE_VECTOR_INT mode.
9380 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9383 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9384 initialized outside the current module.
9385 (warn_uninitialized_var): Ignore left-hand side when walking the
9386 trees. Ignore address expressions. Examine VUSE operands in gimple
9387 statements with a variable declaration on the right-hand side.
9389 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9392 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9394 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9397 * c-common.c (conversion_warning): Do not warn if applying bit-and
9398 operator to unsigned constant that fits in the target type.
9400 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9403 * c-common.c (conversion_warning): Do not warn for artificial
9406 2008-08-20 Richard Guenther <rguenther@suse.de>
9408 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9409 (extract_range_from_binary_expr): Fall back to constant propagation.
9410 (extract_range_from_unary_expr): Likewise.
9412 2008-08-20 Richard Guenther <rguenther@suse.de>
9414 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9415 with TREE_THIS_VOLATILE on shared nodes.
9416 (fold_stmt_r): Likewise.
9418 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9421 * c-parser.c (c_parser_attributes): For keywords use canonical
9422 spelling for attr_name.
9424 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9426 * value-prof.c (check_counter): Revert wrong call to error.
9428 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9430 * profile.c: Update calls to inform.
9431 * value-prof.c: Update calls to inform.
9433 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9435 * diagnostic.c (inform): Add an explicit location_t parameter.
9436 * toplev.h (inform): Update declaration.
9437 * builtins.c: Update all calls to inform.
9438 * c-common.c: Likewise.
9439 * c-decl.c: Likewise.
9440 * c-opts.c: Likewise.
9441 * c-pch.c: Likewise.
9442 * c-pragma.c: Likewise.
9443 * c-typeck.c: Likewise.
9444 * coverage.c: Likewise.
9446 * toplev.c: Likewise.
9447 * tree-cfg.c: Likewise.
9448 * tree-ssa.c: Likewise.
9450 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9453 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9454 V2DI mode, for SSE4.1, use movq instead of vector set if the
9455 second element is zero and inter-unit moves are OK.
9457 2008-08-20 Richard Guenther <rguenther@suse.de>
9459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9460 properly handle conversion/copy chains after tuplification.
9462 2008-08-20 Richard Guenther <rguenther@suse.de>
9464 * passes.c (init_optimization_passes): Move the second
9465 forwprop pass before alias computation. Remove the second
9466 DCE pass. Remove the first dominator and phi copy/const
9469 2008-08-20 Nick Clifton <nickc@redhat.com>
9471 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9472 support of this feature. Do not assume that a sufficiently new
9473 assembler will support the feature regardless of the target type.
9474 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9475 * configure: Regenerate.
9477 2008-08-20 Richard Guenther <rguenther@suse.de>
9479 * tree-vrp.c (found_in_subgraph): Remove.
9480 (live): New global static.
9481 (live_on_edge): New function.
9482 (blocks_visited): Remove.
9483 (register_edge_assert_for_2): Use live_on_edge.
9484 (find_conditional_asserts): Remove code dealing with
9485 found_in_subgraph. Do not walk the CFG.
9486 (find_switch_asserts): Likewise.
9487 (find_assert_locations_1): Renamed from find_assert_locations.
9488 Move finding assert locations for conditional and switch
9489 statements first. Update live bitmap. Do not walk the CFG.
9490 (find_assert_locations): New function.
9491 (insert_range_assertions): Remove entry of CFG walk.
9492 Adjust call to find_assert_locations.
9493 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9494 that only can appear because of fake exit edges but assert we
9495 never try to insert on those.
9496 (fini_pre): Do not remove fake exit edges here...
9497 (execute_pre): ...but here, before committing edge inserts.
9499 2008-08-19 Richard Guenther <rguenther@suse.de>
9501 * passes.c (init_optimization_passes): Exchange store-ccp
9504 2008-08-19 Rafael Espíndola <espindola@google.com>
9506 * varasm.c (weak_decls): Move earlier in the file.
9507 (assemble_external): Add weak decls to the weak_decls list.
9508 (declare_weak): Don't add decls to the weak_decls list.
9510 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9513 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9514 before (sse2_shufpd_<mode>).
9516 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9519 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9520 * tree.c (block_nonartificial_location): Likewise.
9522 2008-08-19 Richard Guenther <rguenther@suse.de>
9524 PR tree-optimization/35972
9525 PR tree-optimization/23094
9526 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9528 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9529 handle MISALIGNED_INDIRECT_REF.
9530 (get_ref_from_reference_ops): New helper.
9531 (vn_reference_lookup_pieces): Walk the use-def chain using the
9532 alias-oracle if requested.
9533 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9534 walking the use-def chain.
9535 (compute_avail): But not here.
9536 (create_component_ref_by_pieces_1): Properly handle
9537 MISALIGNED_INDIRECT_REF.
9538 (do_regular_insertion): Handle fully redundant
9539 expressions after PHI-translation also for SSA_NAME values, not
9540 only constants. Correctly use edoubleprime for that.
9542 2008-08-19 Ira Rosen <irar@il.ibm.com>
9544 * tree-vectorizer.c (supportable_widening_operation): Support
9545 multi-step conversion, return the number of steps in such conversion
9546 and the required intermediate types.
9547 (supportable_narrowing_operation): Likewise.
9548 * tree-vectorizer.h (vect_pow2): New function.
9549 (supportable_widening_operation): Change argument types.
9550 (supportable_narrowing_operation): Likewise.
9551 (vectorizable_type_promotion): Add an argument.
9552 (vectorizable_type_demotion): Likewise.
9553 * tree-vect-analyze.c (vect_analyze_operations): Call
9554 vectorizable_type_promotion and vectorizable_type_demotion with
9555 additional argument.
9556 (vect_get_and_check_slp_defs): Detect patterns.
9557 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9559 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9560 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9561 factor according to the smallest type in the loop.
9562 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9563 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9564 supportable_widening_operation with correct arguments.
9565 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9566 operands lists according to the number of vector statements in left
9567 or right node, if exists.
9568 (vect_gen_widened_results_half): Remove unused argument.
9569 (vectorizable_conversion): Call supportable_widening_operation,
9570 supportable_narrowing_operation, and vect_gen_widened_results_half
9571 with correct arguments.
9572 (vectorizable_assignment): Change documentation, support multiple
9574 (vectorizable_operation): Likewise.
9575 (vect_get_loop_based_defs): New function.
9576 (vect_create_vectorized_demotion_stmts): Likewise.
9577 (vectorizable_type_demotion): Support loop-aware SLP and general
9578 multi-step conversion. Call vect_get_loop_based_defs and
9579 vect_create_vectorized_demotion_stmts for transformation.
9580 (vect_create_vectorized_promotion_stmts): New function.
9581 (vectorizable_type_promotion): Support loop-aware SLP and general
9582 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9584 (vectorizable_store): Change documentation, support multiple
9586 (vectorizable_load): Likewise.
9587 (vect_transform_stmt): Pass SLP_NODE to
9588 vectorizable_type_promotion and vectorizable_type_demotion.
9589 (vect_schedule_slp_instance): Move here the calculation of number
9590 of vectorized statements for each node from...
9591 (vect_schedule_slp): ... here.
9592 (vect_transform_loop): Call vect_schedule_slp without the last
9595 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9598 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9599 to == in assert statement.
9600 (vectorizable_reduction): Fix typo.
9602 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9605 * value-prof.c (check_counter): Dereference pointer to overall
9606 count when printing it.
9608 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9610 * profile.h: Really add it.
9612 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9614 * mcf.c: Really add it.
9616 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9617 Vinodha Ramasamy <vinodha@google.com>
9619 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9621 * value-prof.c (check_counter): Fix the counter if
9622 flag_profile_correction is true.
9623 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9624 tree_mod_subtract_transform):
9625 Follow check_counter parameter change.
9626 * common.opt (fprofile-correction): New option.
9628 * profile.h: Likewise.
9629 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9630 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9631 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9633 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9634 flag_profile_correction is set.
9636 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9638 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9640 2008-08-18 Tomas Bily <tbily@suse.cz>
9642 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9643 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9645 * tree-data-ref.c (split_constant_offset_1): Likewise.
9646 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9647 * tree-sra.c (sra_walk_expr): Likewise.
9648 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9649 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9650 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9651 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9653 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9654 * tree-vect-transform.c (vectorizable_type_demotion)
9655 (vectorizable_type_promotion): Likewise.
9656 * tree-inline.c (expand_call_inline):
9657 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9658 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9659 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9660 * expr.c (expand_expr_real_1): Likewise.
9661 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9662 (gimple_assign_unary_useless_conversion_p): Likewise.
9663 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9664 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9665 * fold-const.c (fold_unary): Likewise.
9666 * tree.h (CONVERT_EXPR_P): Likewise.
9667 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9668 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9670 (register_edge_assert_for_2, extract_range_from_unary_expr)
9671 (register_edge_assert_for_1): Likewise.
9673 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9675 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9676 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9677 (enum real_value_const): Delete.
9678 (get_real_const): Delete.
9679 * real.c (get_real_const): Delete.
9680 (dconst_e_ptr): Define.
9681 (dconst_third_ptr): Define.
9682 (dconst_sqrt2_ptr): Define.
9683 * builtins.c: Update all callers.
9685 2008-08-18 Richard Guenther <rguenther@suse.de>
9687 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9688 statement iterator after statement removal.
9690 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9692 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9693 (detect_processor_freebsd): Likewise.
9694 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9696 2008-08-18 Richard Guenther <rguenther@suse.de>
9698 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9699 and loads have the correct types.
9701 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9704 * c-opts.c (cpp_opts): Remove static.
9705 * c-parser.c (cpp_opts): Declare it extern.
9706 (disable_extension_diagnostics): Handle cpp options.
9707 (enable_extension_diagnostics): Likewise.
9709 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9711 * diagnostics.c (permerror_at): Rename as permerror.
9712 (permerror): Delete.
9713 * toplev.h: Likewise.
9715 2008-08-18 Richard Guenther <rguenther@suse.de>
9717 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9718 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9719 Move call_cdce before build_alias. Move copyrename2,
9720 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9721 right after final inlining.
9722 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9723 (pass_build_cfg): But instead via TODO_dump_func.
9725 2008-08-18 Richard Guenther <rguenther@suse.de>
9727 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9729 (scalarize_init): If we failed to generate some initializers
9730 do not generate zeros for not instantiated members. Instead
9731 rely on the copy out.
9732 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9733 about missing flow-sensitive alias info only if we have
9736 2008-08-17 Nick Clifton <nickc@redhat.com>
9738 * doc/extend.texi (Function Attributes): Fix typo in description
9739 if hot function attribute.
9741 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9742 Richard Sandiford <rdsandiford@googlemail.com>
9744 * doc/install.texi (--with-mips-plt): Document.
9745 * doc/invoke.texi (-mplt, -mno-plt): Document.
9746 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9747 and handle ${with_mips_plt}.
9748 * config/mips/mips.opt (mplt): New option.
9749 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9750 (TARGET_ABICALLS_PIC2): Likewise.
9751 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9752 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9753 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9754 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9755 to decide whether to output ".option picX" directives.
9756 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9757 Pass -call_nonpic rather than -KPIC for -mplt.
9758 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9759 on the command line. Also remove it when -mabi=64 is used without
9761 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9762 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9763 TARGET_ABICALLS_PIC0.
9764 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9766 (mips16_build_function_stub): Only output ".option pic" directives
9767 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9768 (mips16_build_call_stub): Fix comment and remove redundant
9769 ".set at"/"set .noat" directives.
9770 (mips_function_rodata_section): Use the default behaviour for
9771 TARGET_ABSOLUTE_ABICALLS.
9772 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9773 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9774 (mips_restore_gp): Do nothing if the current function doesn't use
9776 (mips_expand_prologue): Only save $gp if the current function uses it.
9777 Use a normal move for TARGET_ABICALLS_PIC0.
9778 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9780 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9782 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9783 of function when handling GLOBAL_POINTER_REGNUM.
9785 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9788 * common.opt (-fstack-check): Do not declare the variable here.
9789 (-fstack-check=): New option variant.
9790 * doc/invoke.texi (Code Gen Options): Document it.
9791 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9792 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9793 (STACK_CHECK_STATIC_BUILTIN): New macro.
9794 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9795 * opts.c: Include expr.h.
9796 (common_handle_option) <OPT_fold_stack_check_>: New case.
9797 <OPT_fstack_check>: Likewise.
9798 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9799 consistently in the test for variable-sized types. Adjust for
9800 new behaviour of flag_stack_check.
9801 * explow.c: Include except.h.
9802 (allocate_dynamic_stack_space): Do not take into account
9803 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9804 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9805 for variable-sized parameters. Treat all parameters whose size is
9806 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9807 stack checking is enabled.
9808 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9809 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9810 if generic stack checking is enabled.
9811 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9812 * reload1.c (reload): Likewise.
9813 * stmt.c (expand_decl): Assert that all automatic variables have
9814 fixed size at this point and remove dead code.
9815 * flags.h (stack_check_type): New enumeration type.
9816 (flag_stack_check): Declare.
9817 * toplev.c (flag_stack_check): New global variable.
9818 * Makefile.in (opts.o): Add dependency on EXPR_H.
9819 (explow.o): Add dependency on except.h.
9821 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9823 * config/avr/avr.c (avr_override_options): Reduce value of
9824 PARAM_INLINE_CALL_COST.
9826 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9828 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9829 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9830 lieu of TYPE_MODE (type) throughout.
9832 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9834 * config/arm/arm.c (add_minipool_backward_ref): Check for
9835 8-byte-aligned entries in second case of forcing insertion after a
9836 particular entry. Change third case to avoid inserting
9837 non-8-byte-aligned entries before 8-byte-aligned ones.
9839 2008-08-15 Richard Guenther <rguenther@suse.de>
9841 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9842 strip components for unknown size accesses.
9844 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9846 * config/s390/2097.md New file.
9847 * config/s390/s390.md ("z10prop" attribute): Define none,
9848 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9849 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9850 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9851 possible values and apply them to insns as appropriate.
9852 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9853 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9854 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9855 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9856 ("bfp" mode attribute): Removed. Every occurence replaced
9858 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9859 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9862 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9865 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9868 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9870 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9871 additional argument. Support reduction when duplication is needed due
9872 to data-types of different sizes in the loop.
9873 (get_initial_def_for_induction): Fix printout.
9874 (vect_get_vec_def_for_stmt_copy): Support case where the
9875 vec_stmt_for_operand is a phi node.
9876 (vectorizable_reduction): Support reduction when duplication is needed
9877 due to data-types of different sizes in the loop.
9878 (vectorizable_call): Remove restriction to not vectorize in case we
9879 have data-types of different sizes in the loop.
9880 (vectorizable_conversion): Likewise.
9881 (vectorizable_operation): Likewise.
9882 (vectorizable_type_demotion): Likewise.
9883 (vectorizable_type_promotion): Likewise.
9884 (vectorizable_induction): Add restriction to not vectorize in case
9885 we have data-types of different sizes in the loop.
9887 2008-08-14 Christophe Saout <christophe@saout.de>
9888 Uros Bizjak <ubizjak@gmail.com>
9891 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9892 (*vec_concatv2di_rex64_sse4_1): Ditto.
9893 (*vec_concatv2di_rex64_sse): Ditto.
9895 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9898 * fold-const.c (fold_widened_comparison): Do not allow
9899 sign changes that change the result even if shorter type
9900 is wider than arg1_unw's type.
9902 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9904 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9905 Skip if the multilib testing specifies -march that does not
9906 agree with the one specified in the testcase.
9908 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9910 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9911 zero extend SImode values being converted to TFmode before passing
9914 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9916 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9917 __PPU__ when targeting the Cell/B.E. PPU processor.
9919 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9921 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9922 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9923 Rematerialize the static chain, if any.
9924 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9927 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9929 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9930 (new_loc_descr): Likewise.
9931 (add_loc_descr): Likewise.
9932 (size_of_loc_descr): Likewise.
9933 (size_of_locs): Likewise.
9934 (output_loc_operands): Likewise.
9935 (output_loc_sequence): Likewise.
9936 (new_reg_loc_descr): New.
9937 (build_cfa_loc): Use it.
9938 (build_cfa_aligned_loc): Likewise.
9939 (one_reg_loc_descriptor): Likewise.
9940 (based_loc_descr): Likewise.
9942 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9945 * doc/invoke.texi (Wmain): Update.
9946 * c-decl.c (start_decl): warn_main is only 0 or 1.
9947 (start_function): Likewise. Fix formatting.
9948 (finish_function): Delete redundant warning.
9949 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9950 * c-opts (c_common_handle_option): -Wall only has effect if
9951 warn_main is uninitialized. OPT_Wmain is automatically
9952 handled. -pedantic also enables Wmain.
9953 (c_common_post_options): Handle all logic for Wmain here.
9954 * c-common.c (warn_main): Delete.
9955 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9956 * c-common.h (warn_main): Delete.
9958 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9961 * expr.c (emit_group_store): Allocate stack temp with the
9962 largest alignment when copying from register to stack.
9964 2008-08-13 Richard Guenther <rguenther@suse.de>
9966 * tree.h (maybe_fold_offset_to_address): Declare.
9967 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9968 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9969 Likewise for POINTER_PLUS_EXPR.
9970 (maybe_fold_offset_to_reference): Enable disabled code.
9971 (maybe_fold_offset_to_address): New function.
9972 (fold_stmt_r): Use it.
9973 (fold_gimple_assign): Likewise.
9974 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9975 (gimplify_expr): Likewise.
9977 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9979 * toplev.h (pedwarn_at): Fix declaration.
9981 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9983 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9984 LINK_SPEC): Use %R in -Y P argument.
9986 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9989 * diagnostic.c (pedwarn_at): New.
9990 * toplev.h (pedwarn_at): Declare.
9991 * c-tree.h (build_enumerator): Update declaration.
9992 * c-decl.c (finish_enum): Update comment.
9993 (build_enumerator): Take a location parameter. Give a pedwarn but do
9994 not perform any conversion.
9995 * c-parser.c (c_parser_enum_specifier): Set correct location for
9998 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10001 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10002 expressions except for conversions to signed:1 bitfields. Handle
10003 COND_EXPR with constant operands.
10005 2008-08-13 Richard Guenther <rguenther@suse.de>
10007 PR tree-optimization/15255
10008 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10009 (struct oecount_s): New struct and VEC types.
10010 (cvec): New global.
10011 (oecount_hash): New function.
10012 (oecount_eq): Likewise.
10013 (oecount_cmp): Likewise.
10014 (zero_one_operation): New function.
10015 (build_and_add_sum): Likewise.
10016 (undistribute_ops_list): Perform un-distribution of multiplication
10017 and division on the chain of summands.
10018 (should_break_up_subtract): Also break up subtracts for factors.
10019 (reassociate_bb): Delete dead visited statements.
10020 Call undistribute_ops_list. Re-sort and optimize if it did something.
10021 * passes.c (init_optimization_passes): Move DSE before
10023 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10026 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10028 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10030 * doc/invoke.texi: Revert unintended checkin.
10032 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10035 * gcc.c (include_spec_function): Tweak call to find_a_file.
10037 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10039 PR middle-end/37014
10040 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10041 and TRUTH_ORIF_EXPR.
10042 * dojump.c (do_jump): Likewise.
10044 PR tree-optimization/37084
10045 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10046 if id->regimplify, don't assume stmt is a cast assignment.
10048 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10050 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10052 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10055 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10058 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10060 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10061 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10063 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10064 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10065 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10066 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10067 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10069 * doc/tm.texi (Storage Layout): Remove documentation for
10070 TARGET_FLOAT_FORMAT.
10072 * simplify-rtx.c (simplify_binary_operation_1): Replace
10073 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10075 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10077 * real.h (struct real_format): New member has_sign_dependent_rounding.
10078 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10079 spu_single_format, ieee_double_format, mips_double_format,
10080 motorola_double_format, ieee_extended_motorola_format,
10081 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10082 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10083 mips_extended_format, ieee_quad_format, mips_quad_format,
10084 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10085 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10087 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10088 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10089 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10090 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10091 (ROUND_TOWARDS_ZERO): Likewise.
10093 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10094 (FLOAT_MODE_FORMAT): New macro.
10095 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10096 (MODE_COMPOSITE_P): ... this new macro.
10097 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10098 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10099 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10101 * flags.h: Include "real.h".
10103 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10104 REAL_MODE_FORMAT_COMPOSITE_P.
10105 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10107 * doc/tm.texi (Storage Layout): Remove documentation of
10108 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10109 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10110 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10111 they only apply to libgcc2.a.
10113 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10115 * config/spu/float_disf.c: New file.
10116 * config/spu/float_unsdisf.c: New file.
10117 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10118 (LIB2FUNCS_EXCLUDE): Define.
10120 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10121 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10123 * real.h (struct real_format): New member round_towards_zero.
10124 * real.c (round_for_format): Respect fmt->round_towards_zero.
10125 (ieee_single_format, mips_single_format, motorola_single_format,
10126 spu_single_format, ieee_double_format, mips_double_format,
10127 motorola_double_format, ieee_extended_motorola_format,
10128 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10129 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10130 mips_extended_format, ieee_quad_format, mips_quad_format,
10131 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10132 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10134 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10135 real_format to choose rounding mode when calling MPFR functions.
10136 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10137 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10139 * real.h (real_to_decimal_for_mode): Add prototype.
10140 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10141 Respect target rounding mode when generating decimal representation.
10142 (real_to_decimal): New stub for backwards compatibility.
10143 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10144 real_to_decimal_for_mode instead of real_to_decimal.
10146 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10148 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10149 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10151 * real.c (spu_single_format): New variable.
10152 * real.h (spu_single_format): Declare.
10154 * config/spu/spu.c (spu_override_options): Install SFmode format.
10155 (spu_split_immediate): Use integer mode to operate on pieces of
10156 floating-point values in all cases.
10158 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10159 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10160 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10162 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10164 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10166 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10168 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10170 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10173 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10174 on the VAR_DECL instead of TYPE_READONLY on its type.
10176 2008-08-12 Ira Rosen <irar@il.ibm.com>
10178 * tree-vectorizer.c: Depend on langhooks.h.
10179 (supportable_widening_operation): Add two arguments. Support double
10181 (supportable_narrowing_operation): Likewise.
10182 * tree-vectorizer.h (supportable_widening_operation): Add two
10184 (supportable_narrowing_operation): Likewise.
10185 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10186 supportable_widening_operation with correct arguments.
10187 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10188 (vectorizable_type_demotion): Support double type conversions.
10189 (vectorizable_type_promotion): Likewise.
10190 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10192 2008-08-11 Michael Matz <matz@suse.de>
10194 * i386/i386.c (override_options): Move initialisation from
10195 flag_schedule_insns_after_reload to here from ...
10196 (optimization_options): ... here.
10198 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10200 PR rtl-optimization/36998
10201 * dwarf2out.c (compute_barrier_args_size_1,
10202 compute_barrier_args_size): Temporarily remove assertions.
10204 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10206 PR middle-end/20644
10207 * tree-ssa.c (struct walk_data): Add new flag
10208 warn_possibly_uninitialized.
10209 (warn_uninitialized_var): Use it.
10210 (warn_uninitialized_vars): New.
10211 (execute_early_warn_uninitialized): Call it.
10212 (execute_late_warn_uninitialized): Likewise.
10214 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10216 PR middle-end/36238
10217 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10218 for memory subregs.
10220 2008-08-09 Jan Hubicka <jh@suse.cz>
10223 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10225 (expand_fix): Be prepared for expansion to fail.
10226 (expand_sfix_optab): Remove instructions if expansion failed.
10228 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10230 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10231 avr31 architecture.
10232 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10233 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10235 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10237 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10238 mips/t-libgcc-mips16 to tmake_file.
10239 * config/mips/mips-protos.h (mips_call_type): New enum.
10240 (mips_pic_base_register, mips_got_load): Declare.
10241 (mips_restore_gp): Take an rtx argument.
10242 (mips_use_pic_fn_addr_reg_p): Declare.
10243 (mips_expand_call): Replace the sibcall_p argument with
10244 a mips_call_type argument. Add a lazy_p parameter.
10245 (mips_split_call): Declare.
10246 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10247 (MIPS16_PIC_TEMP): Likewise.
10248 (reg_class): Delete M16_NA_REGS.
10249 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10250 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10251 (mips_split_hi_p): Declare.
10252 * config/mips/mips.c (mips_split_hi_p): New array.
10253 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10254 (mips_got_symbol_type_p): New function.
10255 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10256 (mips16_stub_function_p): New function.
10257 (mips16_local_function_p): Likewise.
10258 (mips_use_pic_fn_addr_reg_p): Likewise.
10259 (mips_cannot_force_const_mem): Return false for HIGHs.
10260 Extend CONST_INT and symbolic handling to MIPS16, using
10261 mips_symbol_insns to check that the base symbol type is a
10262 legitimate constant. Reject GOT-based constants if
10263 TARGET_MIPS16_PCREL_LOADS.
10264 (mips_const_insns): Check targetm.cannot_force_const_mem when
10265 decomposing a symbolic base and a large offset.
10266 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10267 When calling a function that needs $25 from MIPS16 code,
10268 move the target address into $25 separately and add a USE
10270 (mips16_gp_pseudo_reg): Insert the initializer immediately
10271 before the first real insn.
10272 (mips_pic_base_register, mips_got_load): New functions.
10273 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10274 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10275 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10276 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10277 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10278 also passing NULL_RTX rather than const0_rtx as the aux argument.
10279 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10280 instead of TARGET_EXPLICIT_RELOCS.
10281 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10282 (mips_load_call_address): Replace the sibcall_p argument with
10283 a mips_call_type argument. Use mips_got_load.
10284 (mips16_local_alias): New structure.
10285 (mips16_local_aliases): New variable.
10286 (mips16_local_aliases_hash): New function.
10287 (mips16_local_aliases_eq): Likewise.
10288 (mips16_local_alias): Likewise.
10289 (mips16_stub_function): Likewise.
10290 (mips16_build_function_stub): Create a local alias for the target
10291 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10292 .cpload directive and an R_MIPS_NONE relocation for the target
10293 function, then load the alias rather than the function itself.
10294 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10295 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10296 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10297 (mips16_build_call_stub): Replace the FN parameter with an
10298 FN_PTR parameter. Force the address into a register if it
10299 isn't a call_insn_operand; don't rely on the caller to do this.
10300 If a call to a locally-defined and locally-binding MIPS16
10301 function must be made indirectly, redirect the call to the
10302 function's local alias. Use mips16_stub_function_p,
10303 mips16_stub_function, mips_expand_call and use_reg.
10304 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10305 Use explicit %hi and %lo accesses where possible.
10306 Use MIPS_CALL to generate the correct code form of a
10307 jal instruction. Add clobbers of $18 instead of uses.
10308 Update the call to mips_emit_call_insn.
10309 (mips_expand_call): Replace the SIBCALL_P argument with a
10310 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10311 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10312 allowing it to modify the call address. Update the calls to
10313 mips_load_call_address and mips_emit_call_insn.
10314 (mips_split_call): New function.
10315 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10316 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10317 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10318 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10319 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10321 (mips_cprestore_slot): New function.
10322 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10323 and use mips_cprestore_slot.
10324 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10326 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10327 then use a copygp_mips16 instruction to set up $28.
10328 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10329 (mips16_lay_out_constants): Call split_all_insns_noflow.
10330 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10331 false if TARGET_MIPS16.
10332 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10333 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10334 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10335 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10336 MIPS16 code. Allow MIPS16 o32 PIC.
10337 (mips_override_options): Allow MIPS16 o32 PIC.
10338 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10339 after reload if TARGET_USE_GOT.
10340 (UNSPEC_COPYGP): New constant.
10341 (length): Use a default length of 8 for MIPS16 GOT loads.
10342 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10343 (*got_page<mode>): Check mips_split_hi_p.
10344 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10345 (unspec_got<mode>, unspec_call<mode>): New expanders.
10346 (load_got<mode>, load_call<mode>): Remove the length attributes.
10347 Use a got attribute instead of a type attribute.
10348 (copygp_mips16): New insn.
10349 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10350 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10351 (sibcall, sibcall_value, call, call_value): Update the calls
10352 to mips_expand_call.
10353 (call_internal, call_value_internal): Use mips_split_call.
10354 (call_value_multiple_internal): Likewise.
10355 (call_split): Move after call_internal (the insn it is split from).
10356 (call_internal_direct, call_value_internal_direct): Turn into
10357 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10358 (call_direct_split, call_value_direct_split): New patterns.
10359 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10360 and use M16_REGS instead of M16_NA_REGS.
10361 * config/mips/predicates.md (const_call_insn_operand): Replace
10362 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10363 mips_use_pic_fn_addr_reg_p check.
10364 (move_operand): Reject HIGHs if mips_split_hi_p.
10365 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10366 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10367 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10368 * config/mips/libgcc-mips16.ver: New file.
10369 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10370 $(srcdir)/config/mips/libgcc-mips16.ver.
10372 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10374 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10376 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10377 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10378 (mips16_cfun_returns_in_fpr_p): Likewise.
10380 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10382 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10383 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10384 rather than 4 to PC.
10386 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10388 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10389 (FUNCTION_PROFILER): Save the static chain pointer into $2
10390 beforehand and restore it aftewards.
10391 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10392 address directly into $25 and call the function through $25;
10393 do not clobber $3. Pad the DImode version to cover the space
10394 left by the deleted $25 <- $3 move.
10395 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10396 the removal of the $25 <- $3 move.
10397 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10398 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10400 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10401 Daniel Jacobowitz <dan@codesourcery.com>
10403 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10404 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10405 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10406 * config/mips/mips.c (mips_start_function_definition): New function.
10407 (mips_end_function_definition): Likewise.
10408 (mips_output_function_prologue): Use mips_start_function_definition.
10409 (mips_output_function_epilogue): Use mips_end_function_definition.
10410 (build_mips16_function_stub): Use mips_start_function_definition
10411 and mips_end_function_definition.
10412 (build_mips16_call_stub): Likewise.
10414 2008-08-09 Richard Guenther <rguenther@suse.de>
10416 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10417 * gimple.h (gimple_call_fn): Adjust comment.
10418 (gimple_call_set_fndecl): New function.
10419 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10420 longer having bare FUNCTION_DECL operand.
10421 (gimple_call_return_type): Likewise.
10422 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10424 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10425 (gimple_mod_pow2): Likewise.
10426 (gimple_mod_subtract): Likewise.
10427 (gimple_ic): Likewise.
10428 (gimple_stringop_fixed_value): Likewise.
10429 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10430 longer having bare FUNCTION_DECL operand.
10431 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10432 * omp-low.c (optimize_omp_library_calls): Likewise.
10433 * cgraphunit.c (update_call_expr): Likewise.
10434 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10435 (execute_convert_to_rsqrt): Likewise.
10436 * cfgexpand.c (gimple_to_tree): Simplify.
10437 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10438 bare FUNCTION_DECL operand.
10439 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10440 (convert_gimple_call): Use gimple_call_fndecl.
10441 * c-common.c (c_warn_unused_result): Likewise.
10443 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10446 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10447 (c_finish_return): Likewise.
10448 (c_start_case): Likewise.
10449 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10450 * c-parser.c (c_parser_condition): New. Call
10451 verify_sequence_points.
10452 (c_parser_paren_condition): Call c_parser_condition.
10453 (c_parser_for_statement): Call c_parser_condition.
10455 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10458 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10459 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10460 Moved from diagnostic.h
10461 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10463 (emit_diagnostic): New.
10464 (warning0, pedwarn0): Delete.
10465 (warning, warning_at, pedwarn, permerror): Return bool.
10466 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10467 Moved to diagnostic.c.
10468 (struct diagnostic_context): Use correct type for
10469 classify_diagnostic.
10470 (diagnostic_report_diagnostic): Update declaration.
10471 (emit_diagnostic): Declare.
10472 * errors.c (warning): Return bool.
10473 * errors.h (warning): Update declaration.
10474 * toplev.h (warning0, pedwarn0): Delete.
10475 (warning, warning_at, pedwarn, permerror): Return bool.
10476 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10477 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10478 inform. Update all calls.
10479 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10480 before giving informative note.
10481 (implicit_decl_warning): Likewise.
10482 * c-typeck.c (build_function_call): Likewise.
10483 * tree-sssa.c (warn_uninit): Likewise.
10484 * builtins.c (gimplify_va_arg_expr): Likewise.
10486 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10489 * doc/invoke.texi (-Wextra): Move warning from here...
10490 (-Wuninitialized): ... to here.
10492 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10495 * flags.h (set_Wunused): Delete
10496 * toplev.c (process_options): Handle Wunused flags here.
10497 * opts.c (maybe_warn_unused_parameter): Delete.
10498 (common_handle_option): Replace set_Wunused by warn_unused.
10499 (set_Wextra): Do not handle Wunused-parameter here.
10500 (set_Wunused): Delete.
10501 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10503 * common.opt (Wunused): Add Var and Init.
10504 (Wunused-function): Likewise.
10505 (Wunused-label): Likewise.
10506 (Wunused-parameter): Likewise.
10507 (Wunused-value): Likewise.
10508 (Wunused-variable): Likewise.
10510 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10512 * doc/invoke.texi: Add cpu_type power7.
10513 * config.in (HAVE_AS_VSX): New.
10514 * config.gcc: Add cpu_type power7.
10515 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10517 * configure: Regenerate.
10518 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10520 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10521 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10522 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10524 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10526 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10527 type to vectorize.builtin_conversion.
10528 (vectorizable_conversion): Likewise.
10529 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10530 integral type as input.
10531 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10533 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10534 and ALTIVEC_BUILTIN_VCTSXS.
10535 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10538 2008-08-08 Richard Guenther <rguenther@suse.de>
10540 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10541 (surely_varying_stmt_p): Calls are varying only if they are
10542 non-builtin and not indirect or have no result.
10543 (ccp_fold): Re-instantiate code before the tuples merge.
10545 2008-08-08 Richard Guenther <rguenther@suse.de>
10547 PR tree-optimization/37056
10548 * gimple.h (gimple_assign_rhs_class): New helper function.
10549 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10550 unary operations properly.
10552 2008-08-07 Jan Hubicka <jh@suse.cz>
10554 * i386.h (ix86_size_cost): Declare.
10555 (ix86_cur_cost): New function macro.
10556 * i386.md (peepholes expanding size and splitters): Predicate by
10557 optimize_insn_for_speed_p.
10558 (peepholes reduce size and splitters): Predicate by
10559 optimize_insn_for_size_p.
10560 * i386.c (ix86_size_cost): Rename from ...
10561 (size_cost): This one.
10562 (override_options): Update.
10563 (decide_alg): Likewise.
10564 (ix86_expand_clear): Use RTL profile.
10565 (ix86_pad_returns): Use RTL profile.
10567 2008-08-07 Jan Hubicka <jh@suse.cz>
10569 * recog.c (split_all_insns): Set RTL profile
10570 (peephole2_optimize): Likewise.
10571 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10572 * combine.c (combine_instructions): Likewise.
10574 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10576 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10578 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10580 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10581 value in a6 after the set_frame_ptr insn.
10583 2008-08-07 Richard Henderson <rth@redhat.com>
10586 * gcc.c (cpp_options): Pass along -g*.
10588 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10590 * config/arm/arm.c (output_move_neon): Update comment describing
10591 big-endian vector layout.
10592 (arm_assemble_integer): Do not handle big-endian NEON vectors
10594 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10595 neon_vget_lane<mode>_sext_internal,
10596 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10597 element indices for big-endian.
10599 2008-08-07 Richard Henderson <rth@redhat.com>
10601 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10602 * configure, config.in: Rebuild.
10603 * debug.h (dwarf2out_do_cfi_asm): Declare.
10604 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10605 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10606 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10607 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10609 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10611 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10612 movv2si_internal): Combine into mov<mode>_internal.
10613 (movv2si_internal_2): Remove.
10615 2008-08-07 Jan Hubicka <jh@suse.cz>
10618 * i386.md (single stringop patterns): Enable unconditionally.
10620 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10623 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10625 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10626 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10628 * config/i386/sse.md (sse2_movq128): New.
10630 * doc/extend.texi: Document __builtin_ia32_movq128.
10632 2008-08-07 Richard Guenther <rguenther@suse.de>
10634 PR middle-end/37042
10635 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10636 pointers can access anything.
10638 2008-08-06 Jan Hubicka <jh@suse.cz>
10640 * optabs.c (emit_unop_insn): Break out to ...
10641 (maybe_emit_unop_insn): ... this one.
10642 (expand_sfix_optab): Use maybe variant.
10643 * optabs.h (maybe_emit_unop_insn): Declare.
10645 * i386.md (mov0 patterns): Enable by default.
10646 (FP conversion expanders): Disable expansion of code expanding
10647 sequences when instruction should be optimized for size.
10648 (single strinop patterns): Enable when optimizing for size.
10649 (string expanders): Disable expanding of code expanding sequences
10650 when optimizning instruction for size.
10651 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10653 (ix86_fp_comparison_sahf_cost): Likewise.
10654 (ix86_expand_branch): Likewise.
10655 (ix86_expand_ashl_const): Likewise.
10656 (ix86_split_ashl): Likewise.
10657 (ix86_expand_strlen): Likewise.
10658 (ix86_emit_fp_unordered_jump): Likewie.
10660 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10662 * c-common.c: Fix typo.
10663 (c_common_reswords): Activate more C++ keyword warnings.
10665 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10667 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10670 * diagnostic.c (permerror_at): New.
10671 * toplev.h (permerror_at): Declare.
10673 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10674 Ira Rosen <irar@il.ibm.com>
10676 * tree-vect-transform.c (vect_model_simple_cost): Return
10677 immediately if stmt is pure SLP.
10678 (vect_model_store_cost): Ditto.
10679 (vect_model_load_cost): Ditto.
10680 (vectorizable_store): Remove PURE_SLP check before call
10681 to vect_model_store_cost.
10682 (vect_model_store_cost): When checking whether stmt describe
10683 strided access, add a check that it is not slp_node.
10685 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10688 * c-common.c (warn_for_sign_compare): New. Handle separately the
10689 case that 'constant' is zero.
10690 * c-typeck.c (build_binary_op): Move code to c-common.c
10692 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10694 * config/alpha/alpha.c (alpha_preferred_reload_class,
10695 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10696 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10697 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10698 * config/arm/arm.md: Likewise.
10699 * config/avr/avr-protos.h (preferred_reload_class,
10700 test_hard_reg_class, avr_simplify_comparison_p,
10701 out_shift_with_cnt, class_max_nregs): Likewise.
10702 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10703 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10704 preferred_reload_class, test_hard_reg_class): Likewise.
10705 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10706 bfin_memory_move_cost, bfin_secondary_reload,
10707 bfin_output_mi_thunk): Likewise.
10708 * config/crx/crx.c (crx_secondary_reload_class,
10709 crx_memory_move_cost): Likewise.
10710 * config/frv/frv-protos.h (frv_secondary_reload_class,
10711 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10712 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10713 frv_secondary_reload_class, frv_class_likely_spilled_p,
10714 frv_class_max_nregs): Likewise.
10715 * config/h8300/h8300.c (h8300_classify_operand,
10716 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10718 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10719 * config/ia64/ia64.c (ia64_preferred_reload_class,
10720 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10721 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10722 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10724 * config/m68hc11/m68hc11.c (preferred_reload_class,
10725 m68hc11_memory_move_cost): Likewise.
10726 * config/mcore/mcore.c (mcore_secondary_reload_class,
10727 mcore_reload_class): Likewise.
10728 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10729 mips_class_max_nregs, mips_cannot_change_mode_class,
10730 mips_preferred_reload_class, mips_secondary_reload_class,
10731 mips_output_mi_thunk): Likewise.
10732 * config/mmix/mmix.c (mmix_preferred_reload_class,
10733 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10735 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10737 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10738 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10739 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10740 * config/rs6000/rs6000.c (paired_expand_vector_init,
10741 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10742 compare_section_name, rs6000_memory_move_cost): Likewise.
10743 * config/s390/s390.c (s390_emit_compare_and_swap,
10744 s390_preferred_reload_class, s390_secondary_reload,
10745 legitimize_pic_address, legitimize_tls_address,
10746 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10747 s390_class_max_nregs): Likewise.
10748 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10749 * config/s390/s390.md: Likewise.
10750 * config/score/score-protos.h (score_secondary_reload_class,
10751 score_preferred_reload_class): Likewise.
10752 * config/score/score.c (score_preferred_reload_class,
10753 score_secondary_reload_class): Likewise.
10754 * config/score/score3.c (score3_output_mi_thunk,
10755 score3_preferred_reload_class, score3_secondary_reload_class,
10756 score3_hard_regno_mode_ok): Likewise.
10757 * config/score/score3.h (score3_preferred_reload_class,
10758 score3_secondary_reload_class): Likewise.
10759 * config/score/score7.c (score7_output_mi_thunk,
10760 score7_preferred_reload_class, score7_secondary_reload_class,
10761 score7_hard_regno_mode_ok): Likewise.
10762 * config/score/score7.h (score7_preferred_reload_class,
10763 score7_secondary_reload_class): Likewise.
10764 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10765 output_branchy_insn, add_constant, gen_block_redirect,
10766 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10767 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10768 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10769 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10770 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10771 xstormy16_preferred_reload_class): Likewise.
10772 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10773 xtensa_expand_atomic, override_options,
10774 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10776 * reorg.c (try_merge_delay_insns): Likewise.
10777 * tree.c (merge_dllimport_decl_attributes): Likewise.
10779 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10781 2008-08-06 Michael Matz <matz@suse.de>
10783 * Makefile.in (write_entries_to_file): Quote words.
10784 * gengtype.c: (read_input_line): Skip over leading white-space.
10786 2008-08-06 Marc Gauthier <marc@tensilica.com>
10788 * config.gcc: Match more processor names for Xtensa.
10789 * configure.ac: Likewise.
10790 * doc/install.texi (Specific): Likewise.
10791 * configure: Regenerate.
10793 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10795 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10796 * calls.c (avoid_likely_spilled_reg): Likewise.
10797 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10798 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10799 * config/i386/i386.c (ix86_expand_special_args_builtin,
10800 ix86_secondary_reload): Likewise.
10801 * except.c (struct eh_region, gen_eh_region_catch,
10802 remove_unreachable_regions, duplicate_eh_regions,
10803 assign_filter_values, build_post_landing_pads,
10804 sjlj_find_directly_reachable_regions, remove_eh_handler,
10805 reachable_next_level, foreach_reachable_handler,
10806 can_throw_internal_1, can_throw_external_1,
10807 collect_one_action_chain): Likewise.
10808 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10809 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10810 * function.c (update_temp_slot_address, instantiate_new_reg,
10811 instantiate_virtual_regs_in_rtx,
10812 instantiate_virtual_regs_in_insn): Likewise.
10813 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10814 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10815 gimplify_cleanup_point_expr): Likewise.
10816 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10817 * passes.c (next_pass_1): Likewise.
10818 * print-tree.c (print_node_brief, print_node): Likewise.
10819 * profile.c (branch_prob): Likewise.
10820 * tree-dump.c (dump_register): Likewise.
10821 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10823 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10824 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10825 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10826 copy_arguments_for_versioning, copy_static_chain): Likewise.
10827 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10828 add_new_name_mapping, register_new_name_mapping): Likewise.
10829 * tree-mudflap.c (mf_xform_derefs): Likewise.
10830 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10831 get_init_expr, combine_chains): Likewise.
10832 * tree-pretty-print.c (dump_generic_node): Likewise.
10833 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10834 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10835 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10836 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10838 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10840 PR middle-end/37010
10841 * calls.c (expand_call): Use the biggest preferred stack
10844 2008-08-06 Michael Matz <matz@suse.de>
10847 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10848 for reused reload, instead of overwriting them.
10850 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10852 PR middle-end/37009
10853 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10854 for incoming stack boundary.
10856 * function.c (assign_parm_find_entry_rtl): Update
10857 parm_stack_boundary.
10859 * function.h (rtl_data): Add parm_stack_boundary.
10861 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10862 parm_stack_boundary for incoming stack boundary.
10864 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10866 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10867 for unrepresentable subregs or treat them as equal to other regs
10868 or subregs with the same register number.
10870 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10872 PR middle-end/35432
10873 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10876 2008-08-06 Jan Hubicka <jh@suse.cz>
10878 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10879 frequencies might be hot.
10881 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10883 * reload.c (find_reloads): Force constants into literal pool
10884 also if they are wrapped in a SUBREG.
10886 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10889 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10890 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10891 Don't allow predicated instructions for data speculation.
10892 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10895 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10897 * haifa-sched.c (extend_global): Split to extend_global_data and
10898 extend_region_data. Update all uses.
10899 (extend_all): Rename to extend_block_data.
10901 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10903 * sched-rgn.c (new_ready): Check if instruction can be
10904 speculatively scheduled before attempting speculation.
10905 (debug_rgn_dependencies): Remove wrongful assert.
10907 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10909 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10911 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10913 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10914 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10915 va_size, and type_size.
10917 2008-08-04 Jason Merrill <jason@redhat.com>
10920 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10921 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10923 2008-08-05 Richard Henderson <rth@redhat.com>
10925 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10926 * configure: Rebuild.
10928 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10931 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10932 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10935 2008-08-05 Richard Henderson <rth@redhat.com>
10937 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10938 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10939 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10940 * common.opt (fdwarf2-cfi-asm): New.
10941 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10942 * config.in, configure: Rebuild.
10943 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10944 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10946 (dw2_force_const_mem): Externalize.
10947 * dwarf2asm.h: Update.
10948 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10949 generate a real label.
10950 (output_cfi_directive): New.
10951 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10952 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10953 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10955 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10956 (output_loc_operands_raw, output_loc_sequence_raw): New.
10957 (output_cfa_loc_raw): New.
10959 2008-08-05 Paul Brook <paul@codesourcery.com>
10961 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10962 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10963 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10964 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10965 * config/arm/arm.h (TARGET_VFPD32): Define.
10966 (TARGET_VFP3): Use TARGET_VFPD32.
10967 (fputype): Add FPUTYPE_VFP3D16.
10968 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10969 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10970 * config/arm/arm-cores.def: Add cortex-r4f.
10971 * config/arm/arm-tune.md: Regenerate.
10973 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10975 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10976 Reword some comments throughout the file.
10978 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10979 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10980 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10981 MFC_MIN_DMA_LIST_ELEMENTS.
10982 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10983 MFC_MAX_DMA_LIST_ELEMENTS.
10985 (MFC_START_ENABLE): Remove PPU-only define.
10986 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10987 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10989 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10990 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10991 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10992 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10993 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10994 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10995 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10997 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10998 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10999 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11000 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11002 (spu_read_machine_status): Fix typo.
11004 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11006 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11007 SUBREG of multi-word hard register.
11008 * config/spu/spu.c (valid_subreg): Likewise.
11009 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11011 2008-08-04 Richard Guenther <rguenther@suse.de>
11013 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11014 the candidate with the stripped base if that base is different
11015 from the original base even for offset zero.
11017 2008-08-04 Richard Guenther <rguenther@suse.de>
11019 PR middle-end/36691
11020 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11021 check for no_overflow.
11023 2008-08-04 Richard Guenther <rguenther@suse.de>
11025 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11027 2008-08-04 Paul Brook <paul@codesourcery.com>
11029 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11030 (arm_order_regs_for_local_alloc): New function.
11031 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11033 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11035 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11038 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11039 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11040 (ix86_expand_epilogue): Likewise.
11042 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11044 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11047 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11049 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11050 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11051 (*movv2sf_internal_rex64): Ditto.
11053 2008-08-03 Jan Hubicka <jh@suse.cz>
11055 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11056 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11057 * expmed.c (expand_smod_pow2): Likewise.
11059 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11062 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11063 alternative 0 of operand 1.
11064 (*vec_concatv2di_rex64_sse): Ditto.
11065 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11067 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11068 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11069 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11070 (*movv2sf_internal_rex64): Ditto.
11072 2008-08-02 Richard Guenther <rguenther@suse.de>
11075 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11076 (ssedoublesizemode): New mode attribute.
11077 (sse_shufps): Call gen_sse_shufps_v4sf.
11078 (sse_shufps_1): Macroize.
11079 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11080 (sse2_shufpd_1): Macroize.
11081 (vec_extract_odd, vec_extract_even): New expanders.
11082 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11083 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11084 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11085 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11086 (ix86_expand_vector_set): Likewise.
11087 (ix86_expand_reduc_v4sf): Likewise.
11089 2008-08-01 Doug Kwan <dougkwan@google.com>
11091 * matrix-reorg.c: Re-enable all code.
11092 (struct malloc_call_data): Change CALL_STMT to gimple type.
11093 (collect_data_for_malloc_call): Tuplify.
11094 (struct access_site_info): Change STMT to gimple type.
11095 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11096 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11097 (struct free_info): Change STMT to gimple type.
11098 (struct matrix_access_phi_node): Change PHI to gimple type.
11099 (get_inner_of_cast_expr): Remove.
11100 (may_flatten_matrices_1): Tuplify.
11101 (may_flatten_matrices): Ditto.
11102 (mark_min_matrix_escape_level): Ditto.
11103 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11104 (ssa_accessed_in_call_rhs): New
11105 (ssa_accessed_in_assign_rhs): New
11106 (record_access_alloc_site_info): Tuplify.
11107 (add_allocation_site): Ditto.
11108 (analyze_matrix_allocation_site): Ditto.
11109 (analyze_transpose): Ditto.
11110 (get_index_from_offset): Ditto.
11111 (update_type_size): Ditto.
11112 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11113 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11114 (analyze_accesses_for_phi_node): Tuplify.
11115 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11116 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11117 (analyze_matrix_accesses): Tuplify.
11118 (check_var_data): New call-back type for check_var_notmodified_p.
11119 (check_var_notmodified_p): Tuplify and use call-back struct to
11120 return statement found.
11121 (can_calculate_expr_before_stmt): Factor out statement related code
11123 (can_calculate_stmt_before_stmt): New.
11124 (check_allocation_function): Tuplify.
11125 (find_sites_in_func): Ditto.
11126 (record_all_accesses_in_func): Ditto.
11127 (transform_access_sites): Ditto.
11128 (transform_allocation_sites): Ditto.
11129 (matrix_reorg): Re-enable.
11130 (gate_matrix_reorg): Re-enable.
11132 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11134 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11135 for labels for which it hasn't been set yet. If it has been set,
11136 stop walking insns and continue with next worklist item.
11137 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11138 if the only BARRIER is at the very end of a function.
11140 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11142 * cfgexpand.c (expand_stack_alignment): Assert that
11143 stack_realign_drap and drap_rtx must match.
11145 * function.c (instantiate_new_reg): If DRAP is used to realign
11146 stack, replace virtual_incoming_args_rtx with internal arg
11149 2008-08-01 Richard Guenther <rguenther@suse.de>
11151 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11152 loop information only if we initialized it.
11153 (execute_pre): Call fini_pre with in_fre.
11154 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11155 if we do not unroll because we hit max-completely-peeled-insns.
11156 Use our estimation for consistency, do allow shrinking.
11158 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11160 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11161 with MIN_STACK_BOUNDARY.
11162 (ix86_update_stack_boundary): Likewise.
11163 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11166 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11167 (MIN_STACK_BOUNDARY): This.
11169 2008-08-01 Richard Guenther <rguenther@suse.de>
11171 PR middle-end/36997
11172 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11174 2008-08-01 Richard Guenther <rguenther@suse.de>
11176 PR tree-optimization/36988
11177 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11178 do not matter if that doesn't change volatile qualification.
11180 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11182 * configure.ac: Do not generate libada-mk. Do not subst
11183 host_cc_for_libada.
11184 * libada-mk.in: Remove.
11185 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11186 * configure: Regenerate.
11188 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11190 * tree-pass.h: Added comment about not dumping passes with name
11191 starting with star in struct opt_pass.
11192 * passes.c (register_dump_files_1): Don't do dump for a pass with
11193 name starting with star.
11194 * doc/passes.texi (Pass manager): Mention pass names and special
11195 meaning of star prefix to avoid dump.
11197 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11199 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11201 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11202 (ISA_MIPS64R2): New macro.
11203 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11204 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11205 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11206 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11207 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11208 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11209 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11210 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11211 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11212 Move up to keep list alphabetically sorted.
11213 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11214 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11216 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11217 (-march=@var{arch}): Add mips64r2.
11219 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11221 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11223 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11225 * expr.c (expand_assignment): Check for complete type.
11227 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11230 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11232 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11233 for stack alignment.
11235 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11237 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11239 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11240 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11242 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11244 PR rtl-optimization/36419
11245 * dwarf2out.c (barrier_args_size): New variable.
11246 (compute_barrier_args_size, compute_barrier_args_size_1): New
11248 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11249 if not called yet in the current function, use barrier_args_size
11250 array to find the new args_size value.
11251 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11253 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11256 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11259 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11262 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11263 (dwarf2out_stack_adjust): Use it.
11264 (dwarf2out_frame_debug_expr): Likewise.
11266 2008-07-31 Richard Guenther <rguenther@suse.de>
11268 PR tree-optimization/36978
11269 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11270 the generated condition.
11272 2008-07-31 Richard Guenther <rguenther@suse.de>
11274 * passes.c (init_optimization_passes): Always call
11275 pass_early_warn_uninitialized.
11276 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11277 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11278 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11280 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11283 * builtins.c (maybe_emit_free_warning): New function.
11284 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11285 maybe_emit_free_warning for BUILT_IN_FREE.
11288 * dwarf2out.c (get_context_die): New function.
11289 (force_decl_die, force_type_die): Use it.
11290 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11291 returns NULL, force generation of DW_TAG_typedef and put that into
11294 PR preprocessor/36649
11295 * c-pch.c (c_common_read_pch): Save and restore
11296 line_table->trace_includes across PCH restore.
11298 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11301 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11303 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11306 * final.c (call_from_call_insn): Handle COND_EXEC.
11308 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11310 * builtins.c (std_gimplify_va_arg_expr): Replace
11311 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11312 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11314 2008-07-30 Joey Ye <joey.ye@intel.com>
11315 H.J. Lu <hongjiu.lu@intel.com>
11317 * builtins.c (expand_builtin_setjmp_receiver): Replace
11318 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11319 (expand_builtin_apply_args_1): Likewise.
11320 (expand_builtin_longjmp): Need DRAP for stack alignment.
11321 (expand_builtin_apply): Likewise.
11323 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11324 instead of assign_stack_local to allow alignment reduction.
11326 * calls.c (emit_call_1): Need DRAP for stack alignment if
11328 (expand_call): Replace virtual_incoming_args_rtx with
11329 crtl->args.internal_arg_pointer.
11330 * stmt.c (expand_nl_goto_receiver): Likewise.
11332 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11333 alignment and store to stack_alignment_estimated and
11334 max_used_stack_slot_alignment.
11335 (expand_one_var): Likewise.
11336 (expand_stack_alignment): New function.
11337 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11338 and stack_alignment_estimated fields in rtl_data. Call
11339 expand_stack_alignment at end.
11341 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11342 (MAX_STACK_ALIGNMENT): Likewise.
11343 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11344 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11346 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11347 stack alignment when generating virtual registers.
11349 * function.c (assign_stack_local): Renamed to ...
11350 (assign_stack_local_1): This. Add a parameter to indicate
11351 if it is OK to reduce alignment.
11352 (assign_stack_local): Use it.
11353 (instantiate_new_reg): Instantiate virtual incoming args rtx
11354 to vDRAP if stack realignment and DRAP is needed.
11355 (assign_parms): Collect parameter/return type alignment and
11356 contribute to stack_alignment_estimated.
11357 (locate_and_pad_parm): Likewise.
11358 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11359 with crtl->args.internal_arg_pointer.
11361 * function.h (rtl_data): Add new field drap_reg,
11362 max_used_stack_slot_alignment, stack_alignment_estimated,
11363 stack_realign_needed, need_drap, stack_realign_processed and
11364 stack_realign_finalized.
11365 (stack_realign_fp): New macro.
11366 (stack_realign_drap): Likewise.
11368 * global.c (compute_regsets): Frame pointer is needed when
11369 stack is realigned. Can eliminate frame pointer when stack is
11370 realigned and dynamic realigned argument pointer isn't used.
11372 * reload1.c (update_eliminables): Frame pointer is needed
11373 when stack is realigned.
11374 (init_elim_table): Can eliminate frame pointer when stack is
11375 realigned and dynamic realigned argument pointer isn't used.
11377 * rtl.h (assign_stack_local_1): Declare new funtion.
11379 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11380 (TARGET_GET_DRAP_RTX): Likewise.
11381 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11382 TARGET_GET_DRAP_RTX.
11384 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11386 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11387 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11389 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11390 H.J. Lu <hongjiu.lu@intel.com>
11392 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11393 vdrap_reg, stack_realign and drap_reg_saved.
11394 (add_cfi): Don't allow redefining CFA when DRAP is used.
11395 (reg_save): Handle stack alignment.
11396 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11397 alignment. Don't generate DWARF information for (set fp sp)
11399 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11401 (int_loc_descriptor): Move prototype forward. Also define if
11402 DWARF2_UNWIND_INFO is true.
11403 (output_cfa_loc): Handle DW_CFA_expression.
11404 (build_cfa_aligned_loc): New.
11405 (based_loc_descr): Update assert for stack realign. For local
11406 variables, use sp+offset when stack is aligned without drap and
11407 fp+offset when stack is aligned with drap. For arguments, use
11408 cfa+offset when drap is used to align stack.
11410 2008-07-30 Joey Ye <joey.ye@intel.com>
11411 H.J. Lu <hongjiu.lu@intel.com>
11413 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11415 (ix86_gen_andsp): New.
11416 (ix86_user_incoming_stack_boundary): Likewise.
11417 (ix86_default_incoming_stack_boundary): Likewise.
11418 (ix86_incoming_stack_boundary): Likewise.
11419 (ix86_can_eliminate): Likewise.
11420 (find_drap_reg): Likewise.
11421 (ix86_update_stack_boundary): Likewise.
11422 (ix86_get_drap_rtx): Likewise.
11423 (ix86_finalize_stack_realign_flags): Likewise.
11424 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11425 (TARGET_GET_DRAP_RTX): Likewise.
11426 (override_options): Overide option value for new options.
11427 (ix86_function_ok_for_sibcall): Remove check for
11428 force_align_arg_pointer.
11429 (ix86_handle_cconv_attribute): Likewise.
11430 (ix86_function_regparm): Likewise.
11431 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11432 (ix86_va_start): Replace virtual_incoming_args_rtx with
11433 crtl->args.internal_arg_pointer.
11434 (ix86_select_alt_pic_regnum): Check DRAP register.
11435 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11436 (ix86_compute_frame_layout): Compute frame layout wrt stack
11438 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11439 (ix86_expand_prologue): Decide if stack realignment is needed
11440 and generate prologue code accordingly.
11441 (ix86_expand_epilogue): Generate epilogue code wrt stack
11442 realignment is really needed or not.
11444 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11445 (ABI_STACK_BOUNDARY): Likewise.
11446 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11447 (STACK_REALIGN_DEFAULT): Likewise.
11448 (INCOMING_STACK_BOUNDARY): Likewise.
11449 (MAX_STACK_ALIGNMENT): Likewise.
11450 (ix86_incoming_stack_boundary): Likewise.
11451 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11452 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11453 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11454 (machine_function): Remove force_align_arg_pointer.
11456 * config/i386/i386.md (BX_REG): New.
11457 (R13_REG): Likewise.
11459 * config/i386/i386.opt (mforce_drap): New.
11460 (mincoming-stack-boundary): Likewise.
11461 (mstackrealign): Add Init(-1).
11463 * config/i386/i386-protos.h (ix86_can_eliminate): New
11465 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11467 * doc/extend.texi: Update force_align_arg_pointer.
11469 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11472 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11473 (INCOMING_STACK_BOUNDARY): Likewise.
11474 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11475 (TARGET_GET_DRAP_RTX): Likewise.
11477 2008-07-30 Andreas Schwab <schwab@suse.de>
11479 PR rtl-optimization/36929
11480 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11481 add_insn_before and fix argument order.
11482 (replace_inc_dec_mem): Handle NULL rtx.
11484 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11486 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11488 (arm_compute_initial_elimination_offset): Use it.
11489 (arm_compute_save_reg_mask): Include static chain save slot when
11490 calculating alignment.
11491 (arm_get_frame_offsets): Ditto.
11492 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11493 that we can use to decrement the stack when the stack decrement
11494 could be too big for an immediate value in a single insn.
11495 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11497 2008-07-30 Richard Guenther <rguenther@suse.de>
11499 PR tree-optimization/36967
11500 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11501 Release defs of statements we remove.
11503 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11505 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11506 instead of NULL_RTVEC.
11508 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11512 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11515 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11517 * final.c (call_from_call_insn): New.
11518 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11520 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11522 * configure.ac: Substitute ADA_CFLAGS.
11523 * configure: Regenerate.
11524 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11525 * Makefile.in: Remove mention of X_* variables.
11526 * config/pa/x-ada-hpux10: Remove.
11527 * config/pa/x-ada: Remove.
11529 * doc/fragments.texi: Update.
11531 2008-07-30 Olivier Hainque <hainque@adacore.com>
11533 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11534 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11535 __dso_handle explicitly here.
11537 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11540 * c-typeck.c (build_binary_op): Encapsulate code into...
11541 * c-common.c (shorten_binary_op): ...this new function.
11542 (conversion_warning): Use the new function. Handle non-negative
11543 constant in bitwise-and.
11544 * c-common.h (shorten_binary_op): Declare.
11546 2008-07-30 Olivier Hainque <hainque@adacore.com>
11548 * scan.c (make_sstring_space): Add explicit conversions of
11549 allocator's return value.
11550 * fix-header.c (recognized_function): Likewise.
11552 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11554 * doc/cpp.texi: Update to GFDL 1.2.
11555 * doc/gcc.texi: Do not list GPL as Invariant Section.
11556 * doc/gccint.texi: Likewise. Update copyright years.
11557 * doc/install.texi: Update copyright years.
11559 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11562 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11563 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11565 2008-07-29 Jan Hubicka <jh@suse.cz>
11567 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11568 (grokdeclarator): Likewise.
11569 * langhooks.c (lhd_warn_unused_global_decl): Use
11570 DECL_DECLARED_INLINE_P.
11571 * print-tree.c (print_node): Remove DECL_INLINE check.
11573 2008-07-29 Richard Guenther <rguenther@suse.de>
11575 PR tree-optimization/36945
11576 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11577 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11578 Record invariant addresses un-decomposed.
11579 (copy_reference_ops_from_call): Record reference call
11580 arguments properly. Simplify.
11581 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11582 helper split out from ...
11583 (create_component_ref_by_pieces): ... here. Simplify.
11584 Prepare for recursive invocation for call arguments.
11585 (create_expression_by_pieces): Adjust call to
11586 create_component_ref_by_pieces.
11587 (compute_avail): Process operand 2 of reference ops.
11589 2008-07-29 Richard Guenther <rguenther@suse.de>
11591 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11593 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11595 * c-format.c (check_format_types): Revert unwanted checkin.
11597 2008-07-29 Jan Hubicka <jh@suse.cz>
11599 * flags.h (flag_really_no_inline): Remove.
11600 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11601 * toplev.c (flag_really_no_inline): Remove.
11602 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11603 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11604 (cgraph_decide_inlining_incrementally): Likewise.
11605 (compute_inline_parameters): Likewise.
11606 * opts.c (decode_options): Simplify.
11607 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11608 * common.opt (finline): Initialize to 1.
11609 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11611 2008-07-29 Jan Hubicka <jh@suse.cz>
11613 * predict.c (always_optimize_for_size_p): New function.
11614 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11615 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11616 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11618 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11619 * function.c (prepare_function_start): Set default profile.
11620 * function.h (rtl_data): Add maybe_hot_insn_p.
11621 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11622 (construct_exit_block): Likewise.
11623 (tree_expand_cfg): Likewise.
11625 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11626 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11627 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11628 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11631 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11634 * c-decl.c (merge_decls): Merge USED flags.
11636 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11638 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11639 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11640 next_stack, lab_false and lab_over trees.
11642 2008-07-28 Richard Guenther <rguenther@suse.de>
11644 PR tree-optimization/36957
11645 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11646 (useless_type_conversion_p): Remove.
11647 (types_compatible_p): Remove.
11648 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11649 (useless_type_conversion_p): Declare.
11650 (types_compatible_p): Declare.
11651 (gimple_expr_type): Return the base type only if it is
11652 trivially convertible to the subtype.
11654 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11656 * configure.ac: Use the m4_do macro to concatenate the warnings into
11657 one string in ACX_PROG_CC_WARNING_OPTS,
11658 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11659 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11660 * configure: Regenerate.
11662 2008-07-28 Richard Guenther <rguenther@suse.de>
11664 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11665 (insert_fake_stores): Remove.
11666 (realify_fake_stores): Likewise.
11667 (execute_pre): Remove dead code.
11668 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11669 (find_func_aliases): Deal with it here instead.
11670 Re-enable gcc_unreachable call.
11672 2008-07-28 Richard Guenther <rguenther@suse.de>
11674 Merge from gimple-tuples-branch.
11676 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11677 * gimple.def: New file.
11678 * gsstruct.def: Likewise.
11679 * gimple-iterator.c: Likewise.
11680 * gimple-pretty-print.c: Likewise.
11681 * tree-gimple.c: Removed. Merged into ...
11682 * gimple.c: ... here. New file.
11683 * tree-gimple.h: Removed. Merged into ...
11684 * gimple.h: ... here. New file.
11686 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11687 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11688 --enable-checking=gimple flag.
11689 * config.in: Likewise.
11690 * configure: Regenerated.
11692 * tree-ssa-operands.h: Tuplified.
11693 * tree-vrp.c: Likewise.
11694 * tree-loop-linear.c: Likewise.
11695 * tree-into-ssa.c: Likewise.
11696 * tree-ssa-loop-im.c: Likewise.
11697 * tree-dump.c: Likewise.
11698 * tree-complex.c: Likewise.
11699 * cgraphbuild.c: Likewise.
11700 * tree-ssa-threadupdate.c: Likewise.
11701 * tree-ssa-loop-niter.c: Likewise.
11702 * tree-pretty-print.c: Likewise.
11703 * tracer.c: Likewise.
11704 * gengtype.c: Likewise.
11705 * tree-loop-distribution.c: Likewise.
11706 * tree-ssa-loop-unswitch.c: Likewise.
11707 * cgraph.c: Likewise.
11708 * cgraph.h: Likewise.
11709 * tree-ssa-loop-manip.c: Likewise.
11710 * value-prof.c: Likewise.
11711 * tree-ssa-loop-ch.c: Likewise.
11712 * tree-tailcall.c: Likewise.
11713 * value-prof.h: Likewise.
11714 * tree.c: Likewise.
11715 * tree.h: Likewise.
11716 * tree-pass.h: Likewise.
11717 * ipa-cp.c: Likewise.
11718 * tree-scalar-evolution.c: Likewise.
11719 * tree-scalar-evolution.h: Likewise.
11720 * target.h: Likewise.
11721 * lambda-mat.c: Likewise.
11722 * tree-phinodes.c: Likewise.
11723 * diagnostic.h: Likewise.
11724 * builtins.c: Likewise.
11725 * tree-ssa-alias-warnings.c: Likewise.
11726 * cfghooks.c: Likewise.
11727 * fold-const.c: Likewise.
11728 * cfghooks.h: Likewise.
11729 * omp-low.c: Likewise.
11730 * tree-ssa-dse.c: Likewise.
11731 * ipa-reference.c: Likewise.
11732 * tree-ssa-uncprop.c: Likewise.
11733 * toplev.c: Likewise.
11734 * tree-gimple.c: Likewise.
11735 * tree-gimple.h: Likewise.
11736 * tree-chrec.c: Likewise.
11737 * tree-chrec.h: Likewise.
11738 * tree-ssa-sccvn.c: Likewise.
11739 * tree-ssa-sccvn.h: Likewise.
11740 * cgraphunit.c: Likewise.
11741 * tree-ssa-copyrename.c: Likewise.
11742 * tree-ssa-ccp.c: Likewise.
11743 * tree-ssa-loop-ivopts.c: Likewise.
11744 * tree-nomudflap.c: Likewise.
11745 * tree-call-cdce.c: Likewise.
11746 * ipa-pure-const.c: Likewise.
11747 * c-format.c: Likewise.
11748 * tree-stdarg.c: Likewise.
11749 * tree-ssa-math-opts.c: Likewise.
11750 * tree-ssa-dom.c: Likewise.
11751 * tree-nrv.c: Likewise.
11752 * tree-ssa-propagate.c: Likewise.
11753 * ipa-utils.c: Likewise.
11754 * tree-ssa-propagate.h: Likewise.
11755 * tree-ssa-alias.c: Likewise.
11756 * gimple-low.c: Likewise.
11757 * tree-ssa-sink.c: Likewise.
11758 * ipa-inline.c: Likewise.
11759 * c-semantics.c: Likewise.
11760 * dwarf2out.c: Likewise.
11761 * expr.c: Likewise.
11762 * tree-ssa-loop-ivcanon.c: Likewise.
11763 * predict.c: Likewise.
11764 * tree-ssa-loop.c: Likewise.
11765 * tree-parloops.c: Likewise.
11766 * tree-ssa-address.c: Likewise.
11767 * tree-ssa-ifcombine.c: Likewise.
11768 * matrix-reorg.c: Likewise.
11769 * c-decl.c: Likewise.
11770 * tree-eh.c: Likewise.
11771 * c-pretty-print.c: Likewise.
11772 * lambda-trans.c: Likewise.
11773 * function.c: Likewise.
11774 * langhooks.c: Likewise.
11775 * ebitmap.h: Likewise.
11776 * tree-vectorizer.c: Likewise.
11777 * function.h: Likewise.
11778 * langhooks.h: Likewise.
11779 * tree-vectorizer.h: Likewise.
11780 * ipa-type-escape.c: Likewise.
11781 * ipa-type-escape.h: Likewise.
11782 * domwalk.c: Likewise.
11783 * tree-if-conv.c: Likewise.
11784 * profile.c: Likewise.
11785 * domwalk.h: Likewise.
11786 * tree-data-ref.c: Likewise.
11787 * tree-data-ref.h: Likewise.
11788 * tree-flow-inline.h: Likewise.
11789 * tree-affine.c: Likewise.
11790 * tree-vect-analyze.c: Likewise.
11791 * c-typeck.c: Likewise.
11792 * gimplify.c: Likewise.
11793 * coretypes.h: Likewise.
11794 * tree-ssa-phiopt.c: Likewise.
11795 * calls.c: Likewise.
11796 * tree-ssa-coalesce.c: Likewise.
11797 * tree.def: Likewise.
11798 * tree-dfa.c: Likewise.
11799 * except.c: Likewise.
11800 * except.h: Likewise.
11801 * cfgexpand.c: Likewise.
11802 * tree-cfgcleanup.c: Likewise.
11803 * tree-ssa-pre.c: Likewise.
11804 * tree-ssa-live.c: Likewise.
11805 * tree-sra.c: Likewise.
11806 * tree-ssa-live.h: Likewise.
11807 * tree-predcom.c: Likewise.
11808 * lambda.h: Likewise.
11809 * tree-mudflap.c: Likewise.
11810 * ipa-prop.c: Likewise.
11811 * print-tree.c: Likewise.
11812 * tree-ssa-copy.c: Likewise.
11813 * ipa-prop.h: Likewise.
11814 * tree-ssa-forwprop.c: Likewise.
11815 * ggc-page.c: Likewise.
11816 * c-omp.c: Likewise.
11817 * tree-ssa-dce.c: Likewise.
11818 * tree-vect-patterns.c: Likewise.
11819 * tree-ssa-ter.c: Likewise.
11820 * tree-nested.c: Likewise.
11821 * tree-ssa.c: Likewise.
11822 * lambda-code.c: Likewise.
11823 * tree-ssa-loop-prefetch.c: Likewise.
11824 * tree-inline.c: Likewise.
11825 * tree-inline.h: Likewise.
11826 * tree-iterator.c: Likewise.
11827 * tree-optimize.c: Likewise.
11828 * tree-ssa-phiprop.c: Likewise.
11829 * tree-vect-transform.c: Likewise.
11830 * tree-object-size.c: Likewise.
11831 * tree-outof-ssa.c: Likewise.
11832 * cfgloop.c: Likewise.
11833 * system.h: Likewise.
11834 * tree-profile.c: Likewise.
11835 * cfgloop.h: Likewise.
11836 * c-gimplify.c: Likewise.
11837 * c-common.c: Likewise.
11838 * tree-vect-generic.c: Likewise.
11839 * tree-flow.h: Likewise.
11840 * c-common.h: Likewise.
11841 * basic-block.h: Likewise.
11842 * tree-ssa-structalias.c: Likewise.
11843 * tree-switch-conversion.c: Likewise.
11844 * tree-ssa-structalias.h: Likewise.
11845 * tree-cfg.c: Likewise.
11846 * passes.c: Likewise.
11847 * ipa-struct-reorg.c: Likewise.
11848 * ipa-struct-reorg.h: Likewise.
11849 * tree-ssa-reassoc.c: Likewise.
11850 * cfgrtl.c: Likewise.
11851 * varpool.c: Likewise.
11852 * stmt.c: Likewise.
11853 * tree-ssanames.c: Likewise.
11854 * tree-ssa-threadedge.c: Likewise.
11855 * langhooks-def.h: Likewise.
11856 * tree-ssa-operands.c: Likewise.
11857 * config/alpha/alpha.c: Likewise.
11858 * config/frv/frv.c: Likewise.
11859 * config/s390/s390.c: Likewise.
11860 * config/m32c/m32c.c: Likewise.
11861 * config/m32c/m32c-protos.h: Likewise.
11862 * config/spu/spu.c: Likewise.
11863 * config/sparc/sparc.c: Likewise.
11864 * config/i386/i386.c: Likewise.
11865 * config/sh/sh.c: Likewise.
11866 * config/xtensa/xtensa.c: Likewise.
11867 * config/stormy16/stormy16.c: Likewise.
11868 * config/ia64/ia64.c: Likewise.
11869 * config/rs6000/rs6000.c: Likewise.
11870 * config/pa/pa.c: Likewise.
11871 * config/mips/mips.c: Likewise.
11873 2008-07-28 Simon Baldwin <simonb@google.com>
11875 * c-pragma.c (handle_pragma_message): New function.
11876 (init_pragma): Register handle_pragma_message.
11877 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11880 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11882 PR tree-optimization/35252
11883 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11884 REALPART_EXPR to be considered as same load operation.
11886 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11888 PR tree-optimization/36830
11889 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11890 (expressions_equal_p): Return false if only one operand is null.
11892 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11894 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11895 version requirements.
11897 2008-07-26 Olivier Hainque <hainque@adacore.com>
11899 * collect2.c (symkind): New enum. Symbol kinds we care about.
11900 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11901 code and head comment accordingly.
11902 (scan_prog_file): Use symkind names instead of bare integers.
11904 2008-07-25 Jan Hubicka <jh@suse.cz>
11906 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11908 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11909 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11910 * dojump.c (clear_pending_stack_adjust): Likewise.
11911 * print-tree.c (print_node): Ignore DECL_INLINE.
11912 * tree-inline.c (inlinable_function_p): Likewise.
11914 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11916 * doc/extend.texi (hot attribute): Document that the hot attribute
11917 turns on -O3 for some ports.
11918 (cold attribute): Document that the cold attribute turns on -Os
11921 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11922 reflect function specific option support.
11924 * target.h (struct target_option_hooks): Add fields to say whether
11925 the cold attribute implies -Os and the hot attribute implies -O3.
11927 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11928 By default, do not turn on -Os for cold functions.
11929 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11930 not turn on -O3 for hot functions.
11932 * c-common.c (handle_hot_attribute): Use target hook to determine
11933 if hot functions should enable -O3.
11934 (handle_cold_attribute): Use target hook to determine if cold
11935 functions should enable -Os.
11937 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11938 (override_options): Move disable scheduling to
11939 optimization_options.
11940 (optimization_options): Disable scheduling here, not
11942 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11943 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11945 * config/ia64/ia64.c (ia64_override_options): Move setting
11946 scheduling flags to ia64_optimization_options.
11947 (ia64_optimization_options): Disable scheduling options here, and
11948 not in ia64_override_options.
11949 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11950 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11952 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11955 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11957 2008-07-25 Martin Jambor <mjambor@suse.cz>
11959 PR tree-optimization/36926
11960 * ipa-prop.c (ipa_analyze_call_uses): Call
11961 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11963 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11965 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11966 movv2si_internal): Add mem = reg alternative.
11968 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11971 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11972 DEFAULT_PCC_STRUCT_RETURN to 127.
11974 2008-07-24 Jan Hubicka <jh@suse.cz>
11976 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11977 (build_cgraph_edges): Likewise.
11978 * cgraph.c (cgraph_node): Do not update assembler hash.
11979 (cgraph_remove_node): Drop non-unit-at-a-time code.
11980 * tree-pass.h (pass_O0_always_inline): Remove.
11981 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11982 * toplev.c (process_options): Flag unit-at-a-time does not imply
11983 no section anchors.
11984 * cgraphunit.c: Update comments.
11985 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11986 (cgraph_assemble_pending_functions): Remove.
11987 (cgraph_reset_node): Drop non-unit-at-a-time code.
11988 (cgraph_finalize_function): Likewise.
11989 (cgraph_analyze_function): Likewise.
11990 (cgraph_finalize_compilation_unit): Likewise.
11991 (cgraph_expand_function): Likewise.
11992 (cgraph_optimize): Likesise.
11993 (save_inline_function_body): Likewise.
11994 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11995 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11996 * ipa-inline.c: Update comments.
11997 (enum inlining_mode): remove INLINE_SPEED.
11998 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11999 (cgraph_mark_inline_edge): Likewise.
12000 (try_inline): Likewise.
12001 (cgraph_decide_inlining_incrementally): Likewise.
12002 (cgraph_gate_inlining): Remove.
12003 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12004 (cgraph_gate_early_inlining): Likewise.
12005 (gate_inline_passes): Remove.
12006 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12007 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12008 pass_O0_always_inline): Remove.
12009 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12010 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12011 * opts.c (no_unit_at_a_time_default): Remove.
12012 (decode_options): Remove flag_unit_at_a_time reset and warning.
12013 * opts.h (no_unit_at_a_time_default): Remove.
12014 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12015 early in GNU dialect.
12016 (merge_decls): Update comment; drop unit-at-a-time check.
12017 (finish_decl): Likewise.
12018 (grok_declaration): Remove flag_inline_trees code.
12019 (finish_functions): Return on function returning non-void on all
12021 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12022 * cfgexpand.c (expand_one_static_var): Remove.
12023 (expand_one_var): Remove expand_one_static_var call.
12024 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12025 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12026 and flag_unit_at_a-time compatibility checks.
12027 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12028 * tree-inline.c (flag_inline_trees): Remove.
12029 (inlinable_function_p): Don't check it.
12030 (expand_call_inline): Remove non-unit-at-a-time code.
12031 * tree-inline.h (flag_inline_trees): Remove.
12032 * tree-optimize.c (execute_early_local_optimizations): Remove
12033 unit-at-a-time checks.
12034 (tree_rest_of_compilation): Likewise.
12035 * combine.c (setup_incoming_promotions): Likewise.
12036 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12037 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12038 * passes.c (pass_inline_parameters): Update comments; remove
12039 O0_alwaysinline pass.
12040 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12041 (execute_one_pass): Likewise.
12042 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12043 (ix86_function_sseregparm): Likewise.
12044 * arm.c (arm_function_in_section_p): Likewise.
12045 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12046 * varpool.c: Update comments.
12047 (decide_is_variable_needed): Remove unit-at-a-time checks.
12048 (varpool_finalize_decl): Likewise.
12050 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12052 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12053 to 2 instead of -1.
12054 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12056 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12058 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12059 imp symbol extension.
12061 2008-07-23 Ian Lance Taylor <iant@google.com>
12063 * tree-vrp.c (infer_value_range): Ignore asm statements when
12064 looking for memory accesses for -fdelete-null-pointer-checks.
12066 2008-07-24 Ben Elliston <bje@au.ibm.com>
12068 * config/spu/spu-c.c (__vector_keyword): New variable.
12069 (vector_keyword): Likewise.
12070 (spu_categorize_keyword): New function.
12071 (spu_macro_to_expand): Likewise.
12072 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12073 compiling an ISO C dialect.
12075 2008-07-24 Ben Elliston <bje@au.ibm.com>
12077 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12078 conventional usage.
12080 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12082 * configure: Regenerate.
12083 * configure.ac: Require texinfo 4.7.
12084 * doc/install.texi: Document texinfo 4.7 requirement.
12086 2008-07-23 Martin Jambor <mjambor@suse.cz>
12088 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12089 rather than for DECL_SAVED_TREE.
12090 * ipa-prop.c: Include diagnostic.h.
12091 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12093 (ipa_detect_param_modifications): Function rewritten from scratch.
12094 (ipa_compute_jump_functions): Changed accesses to modification flags.
12095 (ipa_free_node_params_substructures): Update flags destruction.
12096 (ipa_node_duplication_hook): Update flags duplication.
12097 (ipa_print_all_params_modified): Updated flag access.
12098 * ipa-prop.h (struct ipa_param_flags): New structure.
12099 (struct ipa_node_params): New field modification_analysis_done,
12100 modified_flags changed into param_flags.
12101 (ipa_is_ith_param_modified): Changed to use new flags.
12102 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12104 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12105 ipa-cp.c and split into two functions.
12106 (ipa_print_node_jump_functions): New function.
12107 (compute_scalar_jump_functions): New function.
12108 (type_like_member_ptr_p): New function.
12109 (compute_pass_through_member_ptrs): New function.
12110 (fill_member_ptr_cst_jump_function): New function.
12111 (determine_cst_member_ptr): New function.
12112 (compute_cst_member_ptr_arguments): New function.
12113 (ipa_compute_jump_functions): Complete rewrite.
12114 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12115 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12116 (struct ipa_member_ptr_cst): New structure.
12117 (union jump_func_value): New field member_cst.
12118 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12119 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12120 jump function types.
12121 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12122 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12123 instead of ipcp_print_all_jump_functions.
12124 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12125 only for replacable scalars.
12127 * doc/invoke.texi (Optimize options): Add description of
12128 -findirect-inlining.
12129 * common.opt (flag_indirect_inlining): New flag.
12130 * opts.c (decode_options): Set flag_indirect_inlining when
12133 * ipa-inline.c: Include ipa-prop.h.
12134 (inline_indirect_intraprocedural_analysis): New function.
12135 (inline_generate_summary): Allocate parameter and argument info
12136 structures, call inline_indirect_intraprocedural_analysis on each
12137 node when doing indirect inlining and deallocate indirect inlining
12138 data structures in the end.
12139 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12140 (free_all_ipa_structures_after_iinln): New function.
12141 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12143 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12145 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12146 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12147 of computing the frequency separately.
12148 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12149 of computing the frequency separately.
12150 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12151 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12152 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12153 (ipa_get_stmt_member_ptr_load_param): New function.
12154 (ipa_is_ssa_with_stmt_def): New function.
12155 (ipa_note_param_call): New function.
12156 (ipa_analyze_call_uses): New function.
12157 (ipa_analyze_stmt_uses): New function.
12158 (ipa_analyze_params_uses): New function.
12159 (ipa_free_node_params_substructures): Also free the param_calls linked
12161 (ipa_node_duplication_hook): Also duplicate the param_calls
12163 (ipa_print_node_param_flags): New function.
12164 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12165 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12166 * ipa-prop.h (struct ipa_param_flags): New field called.
12167 (struct ipa_param_call_note): New structure.
12168 (struct ipa_node_params): New fields param_calls and
12169 uses_analysis_done.
12170 (ipa_is_ith_param_called): New function.
12171 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12172 ipa_analyze_params_uses and dump parameter flags.
12174 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12175 ipa_propagate_indirect_call_infos if performing indirect inlining,
12176 pass a new parameter new_edges to it.
12177 (add_new_edges_to_heap): New fucntion.
12178 (cgraph_decide_inlining_of_small_functions): New vector
12179 new_indirect_edges for newly found indirect edges , call
12180 ipa_propagate_indirect_call_infos after inlining.
12181 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12182 inlining if performing indirect inlining. Call
12183 free_all_ipa_structures_after_iinln when doing so too.
12184 (inline_generate_summary): Do not call
12185 free_all_ipa_structures_after_iinln here.
12186 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12187 (print_edge_addition_message): New function.
12188 (update_call_notes_after_inlining): New function.
12189 (propagate_info_to_inlined_callees): New function.
12190 (ipa_propagate_indirect_call_infos): New function.
12191 * ipa-prop.h: Include cgraph.h
12192 (struct ipa_param_call_note): Fields reordered, new field processed.
12193 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12194 flag indirect_call.
12195 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12196 rediscovered call statements.
12197 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12198 (dump_cgraph_node): Dump also the indirect_call flag.
12199 (cgraph_clone_edge): Copy also the indirect_call flag.
12200 * tree-inline.c (copy_bb): Do not check for fndecls from call
12201 expressions, check for edge availability when moving clones.
12202 (get_indirect_callee_fndecl): New function.
12203 (expand_call_inline): If callee declaration is not apprent from
12204 the statement, try calling get_indirect_callee_fndecl. Do not
12205 issue warnings or call sorry when not inlinings an indirect edge.
12206 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12208 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12209 bit more frandly to matching.
12210 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12211 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12212 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12214 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12217 * opth-gen.awk: Suppress function specific features when building
12219 * optc-gen.awk: Ditto.
12221 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12224 * diagnostic.c (pedwarn): Add opt parameter.
12226 * c-tree.h (pedwarn_init): Add opt parameter.
12227 (pedwarn_c90): Likewise.
12228 (pedwarn_c99): Likewise.
12229 * c-errors.c (pedwarn_c99): Likewise.
12230 (pedwarn_c90): Likewise.
12231 * toplev.h (pedwarn): Update declaration.
12232 (pedwarn0): Declare.
12233 * c-lex.c: All calls to pedwarn changed.
12234 * builtins.c: All calls to pedwarn changed.
12235 * toplev.c: All calls to pedwarn changed.
12236 * c-decl.c: All calls to pedwarn changed.
12237 * c-typeck.c: All calls to pedwarn changed.
12238 * c-common.c: All calls to pedwarn changed.
12239 * c-parser.c: All calls to pedwarn changed.
12241 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12242 Karthik Kumar <karthikkumar@gmail.com>
12244 * attribs.c (file scope): Include c-common.h.
12245 (decl_attributes): Add support for #pragma GCC optimize and
12246 #pragma GCC option.
12248 * targhooks.c (default_can_inline_p): New function that is the
12249 default for the TARGET_CAN_INLINE_P target hook.
12251 * targhooks.h (default_can_inline_p): Add declaration.
12253 * tree.c (cl_optimization_node): New static tree for building
12254 OPTIMIZATION_NODE tree.
12255 (cl_target_option_node): New static tree for building
12256 TARGET_OPTION_NODE tree.
12257 (cl_option_hash_table): New hash table for hashing
12258 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12259 (cl_option_hash_hash): New function to provide the hash value for
12260 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12261 (cl_option_hash_eq): New function to provide an equality test for
12262 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12263 (tree_code_size): Add support for OPTIMIZATION_NODE and
12264 TARGET_OPTION_NODE trees.
12265 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12266 TARGET_OPTION_NODE trees.
12267 (build_optimization_node): Build a tree that has all of the
12268 current optimization options.
12269 (build_target_option_node): Build a tree that has the target
12270 options that might be changed on a per function basis.
12272 * tree.h (file scope): Include options.h.
12273 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12274 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12275 (TREE_OPTIMIZATION): Ditto.
12276 (TREE_TARGET_SPECIFIC): Ditto.
12277 (struct tree_function_decl): Add fields for remembering the
12278 current optimization options and target specific options.
12279 (struct tree_optimization_option): New tree variant that remembers
12280 the optimization options.
12281 (struct tree_target_option): New tree variant that remembers the
12282 target specific flags that might change for compiling a particular
12284 (union tree_node): Include tree_optimization_option and
12285 tree_target_option fields.
12286 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12287 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12288 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12289 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12290 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12291 optimization and target options.
12292 (optimization_default_node): New macro to refer to global_trees
12294 (optimization_current_node): Ditto.
12295 (optimization_cold_node): Ditto.
12296 (optimization_hot_node): Ditto.
12297 (target_option_default_node): Ditto.
12298 (target_option_current_node): Ditto.
12299 (current_option_pragma): Ditto.
12300 (current_optimize_pragma): Ditto.
12302 * target.h (struct gcc_target): Add valid_option_attribute_p,
12303 target_option_save, target_option_restore, target_option_print,
12304 target_option_pragma_parse, and can_inline_p hooks.
12306 * toplev.h (parse_optimize_options): Add declaration.
12307 (fast_math_flags_struct_set_p): Ditto.
12309 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12310 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12313 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12314 tree_can_inline_p hook to see if one function can inline another.
12315 (cgraph_decide_inlining): Ditto.
12316 (cgraph_decide_inlining_incrementally): Ditto.
12318 * opts.c (decode_options): Add support for running multiple times
12319 to allow functions with different target or optimization options
12320 than was specified on the command line.
12321 (fast_math_flags_struct_set_p): New function that is similar to
12322 fast_math_flags_set_p, except it uses the values in the
12323 cl_optimization structure instead of global variables.
12325 * optc-gen.awk: Add support for TargetSave to allow a back end to
12326 declare new fields that need to be saved when using function
12327 specific options. Include flags.h and target.h in the options.c
12328 source. Add support for Save to indicate which options can be set
12329 for individual functions. Generate cl_optimize_save,
12330 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12331 cl_target_option_restore, cl_target_option_print functions to
12332 allow functions to use different optimization or target options.
12334 * opt-functions.awk (var_type_struct): Return the type used for
12335 storing the field in a structure.
12337 * opth-gen.awk: Add support for TargetSave to allow a back end to
12338 declare new fields that need to be saved when using function
12339 specific options. Add support for Save to indicate which options
12340 can be set for individual functions. Only generate one extern for
12341 Mask fields. Generate cl_optimization and cl_target_option
12342 structures to remember optimization and target options.
12344 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12345 collecting new tree nodes.
12346 (TS_TARGET_OPTION): Ditto.
12348 * c-decl.c (merge_decls): Merge function specific target and
12349 optimization options.
12351 * function.c (invoke_set_current_function_hook): If the function
12352 uses different optimization options, change the global variables
12355 * coretypes.h (struct cl_optimization): Add forward reference.
12356 (struct cl_target_option): Ditto.
12358 * c-pragma.c (option_stack): New static vector to remember the
12359 current #pragma GCC option stack.
12360 (handle_pragma_option): New function to support #pragma GCC option
12361 to change target options.
12362 (optimize_stack): New static vector to remember the current
12363 #pragma GCC optimize stack.
12364 (handle_pragma_optimize): New function to support #pragma GCC
12365 optimize to change optimization options.
12366 (init_pragma): Add support for #pragma GCC optimize and #pragma
12369 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12370 optimization options.
12371 (TARGET_OPTION_NODE): New tree code for remembering certain target
12374 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12375 TARGET_OPTION_NODE trees.
12377 * common.opt (-O): Add Optimization flag.
12379 (-fmath-errno): Ditto.
12380 (-falign-functions): Add UInteger flag to make sure flag gets full
12381 int in cl_optimization structure.
12382 (-falign-jumps): Ditto.
12383 (-falign-labels): Ditto.
12384 (-falign-loops): Ditto.
12385 (-fsched-stalled-insns): Ditto.
12386 (-fsched-stalled-insns-dep): Ditto.
12388 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12390 (TARGET_OPTION_SAVE): Ditto.
12391 (TARGET_OPTION_RESTORE): Ditto.
12392 (TARGET_OPTION_PRINT): Ditto.
12393 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12394 (TARGET_CAN_INLINE_P): Ditto.
12395 (TARGET_INITIALIZER): Add new hooks.
12397 * tree-inline.c (tree_can_inline_p): New function to determine
12398 whether one function can inline another. Check if the functions
12399 use compatible optimization options, and also call the backend
12402 * tree-inline.h (tree_can_inline_p): Add declaration.
12404 * c-common.c (c_common_attribute): Add support for option and
12405 optimize attributes.
12406 (handle_option_attribute): Add support for the option attribute to
12407 allow the user to specify different target options for compiling a
12409 (handle_optimize_attribute): Add support for the optimize
12410 attribute to allow the user to specify different optimization
12411 options for compiling a specific function.
12412 (handle_hot_attribute): Turn on -O3 optimization for this one
12413 function if it isn't the default optimization level.
12414 (handle_cold_attribute): Turn on -Os optimization for this one
12415 function if it insn't the default optimization.
12416 (const_char_p): New const char * typedef.
12417 (optimize_args): New static vector to remember the optimization
12419 (parse_optimize_options): New function to set up the optimization
12420 arguments from either the optimize attribute or #pragma GCC optimize.
12422 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12423 (builtin_define_std): Ditto.
12425 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12426 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12427 (x86_64-*-*): Ditto.
12429 * Makefile.in (TREE_H): Add options.h.
12430 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12432 * doc/extend.texi (option attribute): Document new attribute.
12433 (optimize attribute): Ditto.
12434 (hot attribute): Document hot attribute sets -O3.
12435 (cold attribute): Document cold attribute sets -Os.
12436 (#pragma GCC option): Document new pragma.
12437 (#pragma GCC optimize): Ditto.
12439 * doc/options.texi (TargetSave): Document TargetSave syntax.
12440 (UInteger): Document UInteger must be used for certain flags.
12441 (Save): Document Save option to create target specific options
12442 that can be saved/restored on a function specific context.
12444 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12445 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12447 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12448 (TARGET_OPTION_SAVE): Ditto.
12449 (TARGET_OPTION_RESTORE): Ditto.
12450 (TARGET_OPTION_PRINT): Ditto.
12451 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12452 (TARGET_CAN_INLINE_P): Ditto.
12454 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12456 (-mfpmath=both): Ditto.
12458 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12459 Karthik Kumar <karthikkumar@gmail.com>
12461 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12462 (TARGET_POPCNT): Ditto.
12463 (TARGET_SAHF): Ditto.
12464 (TARGET_AES): Ditto.
12465 (TARGET_PCLMUL): Ditto.
12466 (TARGET_CMPXCHG16B): Ditto.
12467 (TARGET_RECIP): Move switch into target_flags.
12468 (TARGET_FUSED_MADD): Ditto.
12469 (ix86_arch_features): Make an unsigned char type.
12470 (ix86_tune_features): Ditto.
12471 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12472 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12473 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12475 * config/i386/i386.opt (arch): New TargetSave field to define
12476 fields that need to be saved for function specific option support.
12479 (branch_cost): Ditto.
12480 (ix86_isa_flags_explicit): Ditto.
12481 (tune_defaulted): Ditto.
12482 (arch_specified): Ditto.
12483 (-m128-long-double): Add Save flag to save option for target
12484 specific option support.
12486 (-maccumulate-outgoing-args): Ditto.
12487 (-malign-double): Ditto.
12488 (-malign-stringops): Ditto.
12489 (-mfancy-math-387): Ditto.
12490 (-mhard-float): Ditto.
12491 (-mieee-fp): Ditto.
12492 (-minline-all-stringops): Ditto.
12493 (-minline-stringops-dynamically): Ditto.
12494 (-mms-bitfields): Ditto.
12495 (-mno-align-stringops): Ditto.
12496 (-mno-fancy-math-387): Ditto.
12497 (-mno-push-args): Ditto.
12498 (-mno-red-zone): Ditto.
12499 (-mpush-args): Ditto.
12500 (-mred-zone): Ditto.
12502 (-msseregparm): Ditto.
12503 (-mstack-arg-probe): Ditto.
12515 (-mno-sse4): Ditto.
12518 (-mrecip): Move flag into target_flags.
12520 (-mno-fused-madd): Ditto.
12521 (-mfused-madd): Ditto.
12522 (-mabm): Move flag into ix86_isa_flags.
12529 * config/i386/i386-c.c: New file for #pragma support.
12530 (ix86_target_macros_internal): New function to #define or #undef
12531 target macros based when the user uses the #pragma GCC option to
12532 change target options.
12533 (ix86_pragma_option_parse): New function to add #pragma GCC option
12535 (ix86_target_macros): Move defining the target macros here from
12536 TARGET_CPU_CPP_BUILTINS in i386.h.
12537 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12538 defined, initialize any subtarget #pragmas.
12540 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12541 REGISTER_TARGET_PRAGMAS.
12543 * config/i386/t-i386: New file for x86 dependencies.
12544 (i386.o): Make dependencies mirror the include files used.
12545 (i386-c.o): New file, add dependencies.
12547 * config/i386/i386-protos.h (override_options): Add bool argument.
12548 (ix86_valid_option_attribute_tree): Add declaration.
12549 (ix86_target_macros): Ditto.
12550 (ix86_register_macros): Ditto.
12552 * config/i386/i386.c (ix86_tune_features): Move initialization of
12553 the target masks to initial_ix86_tune_features to allow functions
12554 to have different target options. Make type unsigned char,
12555 instead of unsigned int.
12556 (initial_ix86_tune_features): New static vector to hold processor
12557 masks for the tune variables.
12558 (ix86_arch_features): Move initialization of the target masks to
12559 initial_ix86_arch_features to allow functions to have different
12560 target options. Make type unsigned char, instead of unsigned int.
12561 (initial_ix86_arch_features): New static vector to hold processor
12562 masks for the arch variables.
12563 (enum ix86_function_specific_strings): New enum to describe the
12564 string options used for attribute((option(...))).
12565 (ix86_target_string): New function to return a string that
12566 describes the target options.
12567 (ix86_debug_options): New function to print the current options in
12569 (ix86_function_specific_save): New function hook to save the
12570 function specific global variables in the cl_target_option structure.
12571 (ix86_function_specific_restore): New function hook to restore the
12572 function specific variables from the cl_target_option structure to
12573 the global variables.
12574 (ix86_function_specific_print): New function hook to print the
12575 target specific options in the cl_target_option structure.
12576 (ix86_valid_option_attribute_p): New function hook to validate
12577 attribute((option(...))) arguments.
12578 (ix86_valid_option_attribute_tree): New function that is common
12579 code between attribute((option(...))) and #pragma GCC option
12580 support that parses the options and returns a tree holding the options.
12581 (ix86_valid_option_attribute_inner_p): New helper function for
12582 ix86_valid_option_attribute_tree.
12583 (ix86_can_inline_p): New function hook to decide if one function
12584 can inline another on a target specific basis.
12585 (ix86_set_current_function); New function hook to switch target
12586 options if the user used attribute((option(...))) or #pragma GCC
12588 (ix86_tune_defaulted): Move to static file scope from
12590 (ix86_arch_specified): Ditto.
12591 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12593 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12594 (OPTION_MASK_ISA_ABM_SET): Ditto.
12595 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12596 (OPTION_MASK_ISA_CX16_SET): Ditto.
12597 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12598 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12599 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12600 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12601 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12602 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12603 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12604 (struct ptt): Move to static file scope from override_options.
12605 (processor_target_table): Ditto.
12606 (cpu_names): Ditto.
12607 (ix86_handle_option): Add support for options that are now isa options.
12608 (override_options): Add support for declaring functions that
12609 support different target options than were specified on the
12610 command line. Move struct ptt, processor_target_table, cpu_names,
12611 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12612 Add bool argument. Fix up error messages so the appropriate error
12613 is given for either command line or attribute.
12614 (ix86_previous_fndecl): New static to remember previous function
12615 declaration to see if we need to change target options.
12616 (ix86_builtins_isa): New array to record the ISA of each builtin
12618 (def_builtin): Always create the builtin function, even if the
12619 current ISA doesn't support it.
12620 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12621 tests for those builtins.
12622 (ix86_init_builtins): Remove TARGET_MMX test for calling
12623 ix86_init_mmx_sse_builtins.
12624 (ix86_expand_builtin): If the current ISA doesn't support a given
12625 builtin, signal an error.
12626 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12627 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12628 (TARGET_OPTION_SAVE): Ditto.
12629 (TARGET_OPTION_RESTORE): Ditto.
12630 (TARGET_OPTION_PRINT): Ditto.
12631 (TARGET_CAN_INLINE_P): Ditto.
12633 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12635 * c-typeck.c (build_external_ref): Don't call assemble_external.
12636 * final.c (output_operand): Call assemble_external.
12638 2008-07-21 DJ Delorie <dj@redhat.com>
12640 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12641 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12643 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12645 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12646 original insn and splitter contents into ...
12647 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12648 flag_unsafe_math_optimizations. Add dummy scratch register.
12649 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12650 !flag_unsafe_math_optimizations. Returns number with next
12651 highest magnitude if this is still less or equal to the true
12652 quotient in magnitude.
12654 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12656 * Makefile.in: Replace toplev.h with TOPLEV_H.
12657 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12658 * c-lex.c (fe_file_change): Don't set in_system_header.
12659 * c-parser.c (c_token): Remove in_system_header.
12660 (c_lex_one_token): Don't set in_system_header.
12661 (c_parser_set_source_position_from_token): Don't set in_system_header.
12662 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12665 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12666 * flags.h (in_system_header): Remove.
12667 * function.c (saved_in_system_header): Remove.
12668 (push_cfun): Don't set in_system_header.
12669 (pop_cfun): Don't set in_system_header.
12670 (push_struct_function): Don't set in_system_header.
12671 * input.h (expanded_location): Add sysp.
12672 (in_system_header_at): New.
12673 (in_system_header): New.
12674 * toplev.c (in_system_header): Remove.
12675 * toplev.h: Include input.h
12677 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12678 * tree-ssa.c (warn_uninit): Call warning_at.
12679 (warn_uninitialized_var): Update calls to warn_uninit.
12680 (warn_uninitialized_phi): Update calls to warn_uninit.
12681 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12682 (expand_location): Initialize xloc.sysp.
12683 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12684 (tree_decl_with_vis): Remove in_system_header_flag.
12686 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12689 * recog.c (asm_operand_ok): Change the order of the extra
12690 memory constraint checks.
12692 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12695 * tree-switch-conversion.c (build_one_array): Call
12696 varpool_mark_needed_node and varpool_finalize_decl
12697 instead of assemble_variable.
12699 2008-07-19 Jan Hubicka <jh@suse.cz>
12701 * cgraph.c (cgraph_add_new_function): Do early local passes.
12702 * tree-nrv.c (gate_pass_return_slot): New gate.
12703 (pass_nrv): Add the gate.
12704 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12706 (coalesce_ssa_name): Coalesce SSA names.
12707 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12708 not optimizing so unused user vars remains visible.
12709 * common.opt (flag_tree_ter): Always enable by default.
12710 * tree-ssa-ter.c: Include flags.h
12711 (is_replaceable_p): Check that locations match; when aliasing
12712 is missing be conservative about loads.
12713 * tree-optimize.c (gate_init_datastructures): Remove.
12714 (pass_init_datastructures): New.
12715 * passes.c: Reorder passes so we always go into SSA.
12717 2008-07-19 Jan Hubicka <jh@suse.cz>
12719 * doc/extend.texi (flatten attribute): Remove note about
12721 * doc/invoke.texi (--combine): Likewise.
12722 (-finline-functions-called-once): Update levels when enabled.
12723 (-funit-at-a-time): Document new behaviour.
12724 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12725 -fno-section-anchors when disabled explicitly.
12726 (inline params): They are not ignored now.
12727 (precompiled headers): Remove unit-at-a-time as being incompatible.
12728 * opts.c (decode_options): Handle unit-at-a-time as alias;
12729 imply -fno-section-anchors when toplevel reorder is disabled
12731 * common.opt (ftoplevel-reorder): Set default value to 2.
12732 (funit-at-a-time): Set default value to 1.
12733 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12736 2008-07-19 Jan Hubicka <jh@suse.cz>
12738 * builtins.c (expand_builtin_int_roundingfn,
12739 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12742 2008-07-19 Richard Guenther <rguenther@suse.de>
12745 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12746 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12747 * tree-ssa-pre.c (get_expr_value_id): For newly created
12748 constant value-ids make sure to add the expression to its
12751 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12753 PR middle-end/36877
12754 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12755 return value of the builtin is ignored.
12757 2008-07-19 Olivier Hainque <hainque@adacore.com>
12759 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12760 bits, a C conformant malloc implementation has to provide.
12761 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12763 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12767 * reload.c (find_reloads_subreg_address): Only reload address if
12768 reloaded == 0, not for reloaded != 1.
12771 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12772 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12773 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12774 m32c_legitimize_reload_address.
12776 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12777 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12778 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12780 2008-07-19 Olivier Hainque <hainque@adacore.com>
12782 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12783 argument, saying whether nested array are to be collapsed
12784 into a single array type DIE with multiple subscripts.
12785 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12786 issues, centralize the nested array types collapsing control and
12787 disable the transformation for Ada.
12789 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12792 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12794 (x86_64_shift_adj_2): New expander.
12795 (x86_64_shift_adj_3): Ditto.
12796 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12797 to split TImode operands.
12798 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12799 (ix86_split_lshr): Ditto.
12801 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12803 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12804 and __CHAR32_TYPE__.
12805 * c-typeck.c (digest_init): Support char16_t and char32_t.
12806 (set_nonincremental_init_from_string): Idem.
12808 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12810 PR middle-end/36859
12811 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12812 PREFERRED_STACK_BOUNDARY.
12813 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12815 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12817 PR middle-end/36858
12818 * function.c (locate_and_pad_parm): Cap boundary earlier.
12820 2008-07-17 Julian Brown <julian@codesourcery.com>
12822 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12823 no-op for targets which don't use DLLs.
12825 2008-07-17 Martin Jambor <mjambor@suse.cz>
12827 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12828 that nodes are relevant by examining the node->analyzed flag.
12829 (ipcp_init_stage): Check which nodes are relevant, assert that the
12830 relevant ones are also required.
12831 (ipcp_propagate_stage): Check on the side arrays are properly
12833 (ipcp_print_all_jump_functions): Make sure not to touch any node
12834 that is not analyzed or an edge that does not have a corresponding
12835 entry in the on-the-side vectors.
12836 (ipcp_function_scale_print): Likewise.
12837 (ipcp_update_callgraph): Check that the node is relevant.
12838 (ipcp_insert_stage): Check that the node is relevant. Check there is
12839 an info for every node and edge.
12840 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12841 (ipa_print_all_tree_maps): Likewise and a new variable info.
12842 (ipa_print_all_params_modified): Likewise.
12843 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12845 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12848 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12850 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12852 PR rtl-optimization/36753
12853 * fwprop.c (use_killed_between): Don't shortcut
12854 single-definition global registers.
12856 2008-07-16 Jan Hubicka <jh@suse.cz>
12858 * cgraph.h (varpool_empty_needed_queue): Declare.
12859 * cgraphunit.c (output_in_order): Mark all variables as needed;
12861 * varpool.c (varpool_assemble_node): Update debug queue.
12862 (varpool_assemble_pending_decls): Don't do it here.
12863 (varpool_empty_needed_queue): New function.
12865 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12867 * recog.c (peephole2_optimize): Fix formatting.
12869 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12871 * c-pch.c (get_ident): Avoid C++ keywords.
12872 * combine-stack-adj.c (single_set_for_csa): Likewise.
12873 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12874 output_asm_insn): Likewise.
12875 * reload.c (push_secondary_reload, find_reusable_reload,
12876 push_reload, combine_reloads, find_reloads,
12877 debug_reload_to_stream): Likewise.
12878 * reload.h (struct reload): Likewise.
12879 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12880 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12881 emit_output_reload_insns): Likewise.
12882 * targhooks.c (default_secondary_reload): Likewise.
12883 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12885 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12887 * recog.c (validate_change_1, validate_change,
12888 validate_unshare_change, validate_replace_rtx_1, struct
12889 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12891 * reload.c (push_secondary_reload, secondary_reload_class,
12892 scratch_reload_class, find_valid_class, find_reusable_reload,
12893 push_reload, find_dummy_reload, find_reloads_address_1,
12894 find_reloads_address_part, find_equiv_reg): Likewise.
12895 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12896 choose_reload_regs): Likewise.
12897 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12899 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12900 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12901 * sched-rgn.c (concat_INSN_LIST): Likewise.
12902 * stor-layout.c (mode_for_size, mode_for_size_tree,
12903 smallest_mode_for_size): Likewise.
12905 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12907 * cfg.c (dump_reg_info): Avoid C++ keywords.
12908 * dwarf2asm.c (dw2_force_const_mem,
12909 dw2_asm_output_encoded_addr_rtx): Likewise.
12910 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12911 * expmed.c (expand_shift): Likewise.
12912 * global.c (find_reg): Likewise.
12913 * graph.c (draw_edge): Likewise.
12914 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12915 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12916 widen_clz, widen_bswap, expand_parity, expand_unop,
12917 emit_cmp_and_jump_insn_1): Likewise.
12918 * postreload.c (reload_cse_simplify_operands): Likewise.
12919 * ra.h (add_neighbor): Likewise.
12920 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12921 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12922 record_reg_classes, copy_cost, record_address_regs,
12923 invalid_mode_change_p): Likewise.
12924 * regrename.c (regrename_optimize, scan_rtx_reg,
12925 dump_def_use_chain, find_oldest_value_reg,
12926 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12928 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12930 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12931 MASK_POWERPC64 for power4 in previous commit.
12933 2008-07-16 Olivier Hainque <hainque@adacore.com>
12935 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12936 instead of bare conversion to cast const-ness away.
12938 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12940 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12941 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12942 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12943 (TARGET_FUNCTION_VALUE): Define.
12945 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12947 * config/rs6000/rs6000.c (processor_target_table): Add
12948 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12950 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12953 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12954 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12955 m32c_legitimize_reload_address.
12957 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12959 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12960 DECL_IN_SYSTEM_HEADER in sync.
12962 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12964 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12965 * tree-ssa-pre.c (pre_expr_eq): Ditto
12966 (get_constant_for_value_id): Take a type as an argument.
12967 (fully_constant_expression): Pass in type.
12968 (find_or_generate_expression): Short circuit constant case.
12969 (create_expression_by_pieces): Remove special casing of
12971 (do_regular_insertion): Short circuit constant case.
12972 (do_partial_partial_insertion): Ditto.
12974 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12977 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12979 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12981 * config/xtensa/libgcc-xtensa.ver: New file.
12982 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12984 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12986 * df-problems.c (df_set_note): Avoid C++ keywords.
12987 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12988 * dse.c (record_store, remove_useless_values): Likewise.
12989 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12990 gen_reg_rtx_offset, operand_subword, change_address_1,
12991 change_address, adjust_address_1, offset_address,
12992 widen_memory_access, emit_copy_of_insn_after): Likewise.
12993 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12994 * fwprop.c (should_replace_address, propagate_rtx_1,
12995 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12997 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12998 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12999 * lcm.c (compute_insert_delete, pre_edge_lcm,
13000 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13001 * lower-subreg.c (resolve_reg_notes): Likewise.
13002 * mode-switching.c (optimize_mode_switching): Likewise.
13004 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13006 * bt-load.c (add_btr_def, migrate_btr_def,
13007 branch_target_load_optimize): Avoid C++ keywords.
13008 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13010 * combine.c (subst, simplify_set, make_extraction,
13011 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13012 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13013 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13015 2008-07-15 Richard Guenther <rguenther@suse.de>
13017 PR middle-end/36369
13018 * c-common.c (strict_aliasing_warning): Do not warn for
13019 TYPE_REF_CAN_ALIAS_ALL pointers.
13020 (c_common_get_alias_set): may_alias types are not special.
13021 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13022 attribute and set can_ref_all accordingly.
13023 (build_reference_type_for_mode): Likewise.
13024 * doc/extend.texi (may_alias): Clarify.
13026 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13029 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13030 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13032 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13035 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13036 gcc_assert, instead call output_operand_lossage.
13038 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13040 * builtins.c (std_canonical_va_list): Treat structure based
13043 2008-07-15 Ben Elliston <bje@au.ibm.com>
13045 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13047 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13049 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13052 2008-07-14 Jan Hubicka <jh@suse.cz>
13054 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13055 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13056 fix predicates and constraints.
13057 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13058 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13060 2008-07-14 Doug Kwan <dougkwan@google.com>
13062 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13063 additional option file arm/eabi.opt.
13064 * config/arm/eabi.h (File): New configuration file for EABI targets.
13065 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13066 SUBSUBTARGET_EXTRA_SPECS.
13067 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13068 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13069 from STARTFILE_SPEC so that it can be referenced in an override.
13070 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13071 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13072 can be referenced in an override.
13073 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13074 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13075 so that it can be referenced in an override.
13076 (LINK_SPEC): Use BPABI_LINK_SPEC.
13077 * config/arm/eabi.opt (File): New.
13079 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13081 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13082 (FIXED_VALUE_H): New variable.
13083 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13084 input.h, fixed-value.h.
13085 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13086 (BASIC_BLOCK_H): Use $(BITMAP_H).
13087 (FUNCTION_H): Add varray.h.
13088 (IPA_REFERENCE_H): Use $(BITMAP_H).
13089 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13090 (DF_H): Use $(BITMAP_H).
13091 (GGC_H): Add statistics.h.
13092 (INSN_ADDR_H): New.
13093 (INSN_ATTR_H): Use it.
13094 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13096 (SYMTAB_H): Add $(OBSTACK_H).
13097 (CPP_INTERNAL_H): New.
13098 (TREE_DUMP_H): Add tree-pass.h.
13099 (TREE_FLOW_H): Use $(BITMAP_H)
13100 (PRETTY_PRINT_H): Use $(INPUT_H).
13101 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13104 (many object files): Fix lots of header dependencies throughout.
13106 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13108 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13110 (s-gtyp-input): Use them to write tmp-gi.list.
13111 (echo_to_gi.list): Remove.
13113 2008-07-14 Richard Guenther <rguenther@suse.de>
13115 * tree-ssa-sccvn.c (pre_info): Remove.
13116 (switch_to_PRE_table): Likewise.
13117 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13118 (set_hashtable_value_ids): Do not create value-ids for the
13120 (run_scc_vn): Remove double test. Remove bogus special-case
13121 in value-number printing.
13122 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13123 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13125 * tree-flow-inline.h (get_value_handle): Remove.
13126 * tree-flow.h (get_value_handle): Remove.
13128 2008-07-14 Martin Jambor <mjambor@suse.cz>
13130 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13131 in which we generate arithmetics is not a subrange.
13133 2008-07-14 Martin Jambor <mjambor@suse.cz>
13135 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13137 2008-07-14 Richard Guenther <rguenther@suse.de>
13139 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13141 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13144 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13145 reload for symbol refs moved to r0 with -fPIC.
13146 (legitimize_pic_address): Use the target register as temporary
13148 (emit_symbolic_move): Adjust comment.
13149 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13152 2008-07-14 Ben Elliston <bje@au.ibm.com>
13154 * c-common.h (C_CPP_HASHNODE): New macro.
13155 * coretypes.h (struct cpp_token): Forward declare.
13156 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13157 the context-sensitive keyword method.
13158 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13159 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13160 expand_bool_pixel): New.
13161 (altivec_categorize_keyword): New function.
13162 (init_vector_keywords): New function.
13163 (rs6000_macro_to_expand): Likewise.
13164 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13165 compiling an ISO C dialect.
13167 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13169 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13170 (create_expression_by_pieces): Fix typo.
13171 (do_regular_insertion): Use debug counter here too.
13173 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13176 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13177 CONST_OK_FOR_LETTER_P. All port-local users changed.
13178 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13179 implement Kp matching power-of-two.
13180 (CONSTRAINT_LEN): Define to match.
13181 * config/cris/cris.md: Replace all use of constraint K with Kc.
13182 ("*btst*): Use Kp for operand 0 of last alternative.
13184 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13187 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13190 2008-07-13 Jan Hubicka <jh@suse.cz>
13192 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13195 2008-07-13 Richard Guenther <rguenther@suse.de>
13197 PR middle-end/36811
13198 * langhooks.c (lhd_print_error_function): Deal with recursive
13201 2008-07-12 Jan Hubicka <jh@suse.cz>
13203 * cgraph.c (assembler_name_hash): New static var.
13204 (hash_node_by_assembler_name, eq_assembler_name): New.
13205 (cgraph_node_for_asm): Use hashtable.
13206 (cgraph_remove_node): Maintain hashtable.
13207 (change_decl_assembler_name): Sanity check that names are not changing
13208 after aliasing was processed.
13209 * cgraph.h (varpoon_node): Add next GGC marker.
13210 * tree.c (decl_assembler_name_equal): Constify.
13211 (decl_assembler_name_hash): New.
13212 * tree.h (decl_assembler_name_equal): Constify.
13213 (decl_assembler_name_hash): Update.
13215 2008-07-12 David Daney <ddaney@avtrex.com>
13217 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13218 sb1 and r5000 cpus.
13220 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13222 * doc/md.texi: Document the MIPS "v" constraint.
13223 * config/mips/mips.h (reg_class): Revert last change.
13224 (REG_CLASS_NAMES): Likewise.
13225 (REG_CLASS_CONTENTS): Likewise.
13226 * config/mips/mips.c (mips_regno_to_class): Likewise.
13227 * config/mips/constraints.md (v): Likewise, but add documentation.
13228 Add a comment to say that this constraint should not be used in
13231 2008-07-11 DJ Delorie <dj@redhat.com>
13233 * config/h8300/h8300.md (length): Fix branch offset limit.
13235 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13237 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13238 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13239 (avr_hard_regno_scratch_ok): New function.
13240 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13241 * config/avr/avr.md (all peepholes that request a scratch register):
13242 Remove avr_peep2_scratch_safe use.
13244 2008-07-11 Tom Tromey <tromey@redhat.com>
13245 Ian Lance Taylor <iant@google.com>
13247 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13248 (struct c_common_resword): Define.
13249 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13250 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13251 (c_common_reswords, num_c_common_reswords): Declare.
13252 * c-common.c (c_common_reswords): New global const array.
13253 (num_c_common_reswords): New const int.
13254 * c-parser.c (struct resword, reswords): Don't define.
13255 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13256 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13257 than reswords. If warning about C++ keywords, give them a special
13259 (c_lex_one_token): Warn about C++ keywords. Call
13260 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13261 (c_parser_external_declaration): Look for RID_xxx rather than
13262 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13263 (c_parser_statement_after_labels): Likewise.
13264 (c_parser_objc_class_instance_variables): Likewise.
13265 (c_parser_objc_class_declaration): Likewise.
13266 (c_parser_objc_try_catch_statement): Likewise.
13267 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13268 (declspecs_add_type): Likewise.
13270 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13272 * ggc-page.c (alloc_page):
13273 Substituting xmalloc, xcalloc with
13274 XNEWVEC and XCNEWVAR macros which add the
13277 2008-07-11 Richard Guenther <rguenther@suse.de>
13279 PR tree-optimization/36765
13280 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13281 aliases from HEAP vars to SMTs.
13283 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13285 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13286 * configure.ac (loose_warn): Move -Wc++-compat from here...
13287 (strict_warn): ...to here.
13288 * configure: Regenerate.
13290 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13292 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13293 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13294 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13295 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13296 excluding more specific h8300-*-* and sh-*-* targets.
13298 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13300 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13301 (eliminate): Ditto.
13302 (execute_pre): Call loop_optimizer_finalize in early exit.
13304 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13306 PR middle-end/36790
13307 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13308 uids in the bitmap, not just VAR_DECL uids.
13310 PR rtl-optimization/36419
13311 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13312 (combine_stack_adjustments_for_block): Call it if needed. Delete
13314 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13315 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13316 prologue sp adjustment.
13318 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13321 * opts.c (print_ignored_options): Report postponed diagnostics for
13322 unknown -Wno-* options as warnings, not errors.
13323 (postpone_unknown_option_error): Renamed to...
13324 (postpone_unknown_option_warning): ... this.
13326 2008-07-09 Doug Kwan <dougkwan@google.com>
13329 2008-07-08 Doug Kwan <dougkwan@google.com>
13331 * config/arm/arm.opt (mandroid): New option.
13332 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13333 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13335 (CC1PLUS_SPEC): Same.
13337 (STARTFILE_SPEC): Same.
13338 (ENDFILE_SPEC): Same.
13339 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13342 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13345 * config/mips/mips.h (reg_class): Remove V1_REG.
13346 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13347 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13348 instead of V1_REGS.
13349 (mips_get_tp): New function.
13350 (mips_legitimize_tls_address): Use it.
13351 * config/mips/constraints.md (v): Delete.
13352 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13353 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13354 After reload, split into a move and ...
13355 (*tls_get_tp_<mode>_split): ...this new instruction.
13357 2008-07-09 David Daney <ddaney@avtrex.com>
13359 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13361 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13363 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13364 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13366 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13367 htab_delete should be called. Don't free c.
13368 (lookup_tmp_var): Create temp_htab lazily.
13369 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13370 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13372 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13373 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13374 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13375 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13376 * tree-sra.c (generate_element_init): Likewise.
13377 * tree-mudflap.c (execute_mudflap_function_ops,
13378 execute_mudflap_function_decls): Likewise.
13379 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13380 * tree-gimple.h (struct gimplify_ctx): New type.
13381 (push_gimplify_context): Adjust prototype.
13383 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13385 * tree-ssa-pre.c (phi_translate_1): Update placement of
13386 add_to_value calls.
13388 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13390 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13391 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13392 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13393 * targhooks.c (default_hard_regno_scratch_ok): New function.
13394 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13395 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13396 * recog.c: Include "target.h".
13397 (peep2_find_free_register): Add check for global regs. Add target
13399 * Makefile.in (recog.o): Depend on target.h.
13401 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13403 * config/sh/sh.c (sh_canonical_va_list_type): New.
13404 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13406 2008-07-09 Raksit Ashok <raksit@google.com>
13408 * doc/invoke.texi (Option Summary): Mention new option
13409 -Wdisallowed-function-list=...
13410 (Warning Options): Document -Wdisallowed-function-list=...
13411 * common.opt (Wdisallowed-function-list=): New flag.
13412 * flags.h (warn_disallowed_functions): External definition of new
13413 boolean warning flag.
13414 (warn_if_disallowed_function_p): Declare new function.
13415 * opts.c (warning_disallowed_functions): New static variable.
13416 (warn_disallowed_functions): New boolean warning flag.
13417 (warn_if_disallowed_function_p): New function.
13418 (add_comma_separated_to_vector): Rename
13419 add_instrument_functions_exclude_list to this.
13420 (common_handle_option): Handle new option. Rename calls to
13421 add_instrument_functions_exclude_list into calls to
13422 add_comma_separated_to_vector.
13423 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13424 based on flag warn_disallowed_functions.
13426 2008-07-09 Christian Bruel <christian.bruel@st.com>
13428 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13429 instead of get_attr_length.
13431 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13433 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13435 * genemit.c (gen_insn): Likewise.
13436 * gengtype.c (note_def_vec): Likewise.
13437 * gengtype.h (note_def_vec): Likewise.
13438 * genoutput.c (struct data, output_insn_data, process_template,
13439 gen_expand, gen_split, note_constraint): Likewise.
13440 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13441 make_insn_sequence): Likewise.
13442 * gensupport.c (record_insn_name): Likewise.
13444 2008-07-08 Doug Kwan <dougkwan@google.com>
13446 * config/arm/arm.opt (mandroid): New option.
13447 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13448 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13450 (CC1PLUS_SPEC): Same.
13452 (STARTFILE_SPEC): Same.
13453 (ENDFILE_SPEC): Same.
13454 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13457 2008-07-08 Raksit Ashok <raksit@google.com>
13459 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13460 (set_storage_via_setmem): Fix expected_align parameter.
13461 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13462 missing from the list.
13463 * doc/md.texi (movmem): Explicitly state that expected alignment is
13464 to be expressed in bytes.
13465 (setmem): Explicitly state that expected alignment is to be expressed
13468 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13470 * reload.c (find_reloads_subreg_address): Do not require validity
13471 of address in original mode before reloading address.
13473 2008-07-07 Tianwei Sheng <tianweis@google.com>
13475 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13476 bounds array access.
13478 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13480 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13482 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13484 Fix PR tree-optimization/23455
13485 Fix PR tree-optimization/35286
13486 Fix PR tree-optimization/35287
13487 * Makefile.in (OBJS-common): Remove tree-vn.o.
13488 (tree-vn.o): Remove.
13489 * dbgcnt.def: Add treepre_insert debug counter.
13490 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13491 (debug_value_expressions): Ditto.
13492 (print_value_expressions): Ditto.
13493 * tree-pretty-print.c (dump_generic_node): Updated for
13494 VALUE_HANDLE removal.
13495 * tree-ssa-dom.c (record_equality): Ditto.
13496 (cprop_operand): Ditto.
13497 (lookup_avail_expr): Ditto.
13498 * tree-ssa-threadedge.c
13499 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13500 (simplify_control_stmt_condition): Ditto.
13501 * tree.c (tree_code_size): Ditto.
13502 (tree_node_structure): Ditto.
13503 (iterative_hash_expr): Ditto.
13505 * tree.h (VALUE_HANDLE_ID): Ditto.
13506 (VALUE_HANDLE_EXPR_SET): Ditto.
13507 (struct tree_value_handle): Ditto.
13508 (union tree_node): Ditto.
13509 * treestruct.def: Ditto.
13510 * tree-vn.c: Removed.
13511 * tree-ssa-pre.c: Rewritten entirely.
13512 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13513 (constant_value_ids): Ditto.
13514 (vn_nary_op_t): Moved to header.
13516 (vn_reference_op_t): Ditto
13517 (vn_reference_t): Ditto.
13518 (next_value_id): New variable.
13519 (VN_INFO): Add an assert.
13520 (vn_constant_eq): New function.
13521 (vn_constant_hash): Ditto.
13522 (get_or_alloc_constant_value_id): Ditto.
13523 (value_id_constant_p): Ditto.
13524 (vn_reference_compute_hash): De-staticify.
13525 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13526 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13527 (valueize_refs): Update opcode if it changes from ssa name to constant.
13528 (vn_reference_lookup_1): Add new argument.
13529 (vn_reference_lookup): Ditto.
13530 (vn_reference_lookup_pieces): New function.
13531 (vn_reference_insert): Add return type. Modify to deal with value ids.
13532 (vn_reference_insert_pieces): New function.
13533 (vn_nary_op_compute_hash): De-staticify.
13534 (vn_nary_op_eq): Ditto.
13535 (vn_nary_op_lookup_pieces): New function.
13536 (vn_nary_op_lookup): Add new argument.
13537 (vn_nary_op_insert_pieces): New function.
13538 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13539 (vn_phi_insert): Ditto.
13540 (visit_unary_op): Update for callee changes.
13541 (visit_binary_op): Ditto.
13542 (visit_reference_op_load): Ditto.
13543 (visit_reference_op_store): Ditto.
13544 (init_scc_vn): Init next_value_id, constant_to_value_id and
13545 constant_value_ids.
13546 (free_scc_vn): Free them.
13547 (set_hashtable_value_ids): New function.
13548 (run_scc_vn): Use it.
13549 (get_max_value_id): New function.
13550 (get_next_value_id): Ditto.
13551 (expressions_equal_p): Moved from tree-vn.c
13552 (sort_vuses): Ditto.
13553 (sort_vuses_heap): Ditto.
13554 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13556 * tree.c (iterative_hash_hashval_t): Made non-static
13557 * tree.h (iterative_hash_hashval_t): Declare it.
13559 2008-07-08 Martin Jambor <mjambor@suse.cz>
13561 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13562 instead of ipa_create_node_params.
13563 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13564 ipa_check_create_edge_args, free them with
13565 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13567 * ipa-prop.c: Include flags.h and tree-inline.h.
13568 (ipa_node_params_vector): New variable.
13569 (ipa_edge_args_vector): New variable.
13570 (edge_removal_hook_holder): New variable.
13571 (node_removal_hook_holder): New variable.
13572 (edge_duplication_hook_holder): New variable.
13573 (node_duplication_hook_holder): New variable.
13574 (ipa_detect_param_modifications): Check for presence of modified flags.
13575 (ipa_compute_jump_functions): Check for presence of jump functions.
13576 (ipa_free_edge_args_substructures): New function.
13577 (ipa_create_node_params): Removed.
13578 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13579 (ipa_free_node_params_substructures): New function.
13580 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13582 (ipa_edge_removal_hook): New function.
13583 (ipa_node_removal_hook): New function.
13584 (duplicate_array): New function.
13585 (ipa_edge_duplication_hook): New function.
13586 (ipa_node_duplication_hook): New function.
13587 (ipa_register_cgraph_hooks): New function.
13588 (ipa_unregister_cgraph_hooks): New function.
13589 (free_all_ipa_structures_after_ipa_cp): New function.
13591 * ipa-prop.h: Include vec.h.
13592 (ipa_node_params_t): New typedef with vector types for it.
13593 (ipa_edge_args_t): New typedef with vector types for it.
13594 (IPA_NODE_REF): Changed to access an on-the-side vector.
13595 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13596 (ipa_check_create_node_params): New function.
13597 (ipa_check_create_edge_args): New function.
13599 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13602 2008-07-07 Tom Tromey <tromey@redhat.com>
13604 * configure, config.in: Rebuilt.
13605 * configure.ac: Don't check for scandir or alphasort.
13607 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13609 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13610 types immediately after creating them.
13612 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13614 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13616 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13618 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13619 dump_constraint_graph.
13620 (dump_constraint_edge): New function.
13621 (dump_constraint_graph): New function.
13622 (debug_constraint_graph): New function.
13623 (dump_constraint): Removed useless comparison.
13624 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13625 (dump_constraint_graph): Declare.
13626 (debug_constraint_graph): Declare.
13627 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13629 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13631 * config/i386/i386.c (is_va_list_char_pointer): New.
13632 (ix86_va_start): Replace compare with ms_va_list_type_node
13633 by is_va_list_char_pointer.
13634 (ix86_gimplify_va_arg): Likewise.
13636 2008-07-07 Martin Jambor <mjambor@suse.cz>
13638 * cgraph.c (cgraph_edge_max_uid): New variable.
13639 (struct cgraph_edge_hook_list): New type.
13640 (struct cgraph_node_hook_list): New type.
13641 (struct cgraph_2edge_hook_list): New type.
13642 (struct cgraph_2node_hook_list): New type.
13643 (first_cgraph_edge_removal_hook): New variable.
13644 (first_cgraph_node_removal_hook): New variable.
13645 (first_cgraph_edge_duplicated_hook): New variable.
13646 (first_cgraph_node_duplicated_hook): New variable.
13647 (cgraph_add_edge_removal_hook): New function.
13648 (cgraph_remove_edge_removal_hook): New function.
13649 (cgraph_call_edge_removal_hooks): New function.
13650 (cgraph_add_node_removal_hook): New function.
13651 (cgraph_remove_node_removal_hook): New function.
13652 (cgraph_call_node_removal_hooks): New function.
13653 (cgraph_add_edge_duplication_hook): New function.
13654 (cgraph_remove_edge_duplication_hook): New function.
13655 (cgraph_call_edge_duplication_hooks): New function.
13656 (cgraph_add_node_duplication_hook): New function.
13657 (cgraph_remove_node_duplication_hook): New function.
13658 (cgraph_call_node_duplication_hooks): New function.
13659 (cgraph_create_edge): Assign to edge uid.
13660 (cgraph_remove_edge): Call edge removal hooks.
13661 (cgraph_node_remove_callees): Call edge removal hooks.
13662 (cgraph_node_remove_callers): Call edge removal hooks.
13663 (cgraph_remove_node): Call node removal hooks.
13664 (cgraph_clone_edge): Call edge duplication hooks.
13665 (cgraph_clone_node): Call node duplication hooks.
13667 * cgraph.h (cgraph_edge): New field uid.
13668 (cgraph_edge_hook): New type.
13669 (cgraph_node_hook): New type.
13670 (cgraph_2edge_hook): New type.
13671 (cgraph_2node_hook): New type.
13673 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13675 * config.in: Regenerate.
13677 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13679 * gcc.c (print_sysroot): New.
13680 (option_map, display_help, process_command): Handle the
13681 -print-sysroot option.
13682 (main): Print the sysroot if requested.
13683 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13685 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13688 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13690 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13692 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13693 (assign_parm_setup_block_p): Also check mode of entry_parm.
13695 2008-07-07 Richard Guenther <rguenther@suse.de>
13697 * tree-ssa-structalias.h (set_used_smts): Remove.
13698 * tree-ssa-structalias.c (used_smts): Likewise.
13699 (set_used_smts): Likewise.
13700 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13701 call to set_used_smts.
13703 2008-07-07 Richard Guenther <rguenther@suse.de>
13705 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13706 (new_var_info): Set it to false.
13707 (solution_set_add): Correctly handle pointers outside a var and
13709 (type_safe): Treat variables with is_full_var properly.
13710 (do_sd_constraint): Likewise.
13711 (do_ds_constraint): Likewise.
13712 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13713 (get_constraint_for_ptr_offset): New function.
13714 (get_constraint_for_component_ref): For addresses at least include
13715 the last field of the variable. Handle is_full_vars properly.
13716 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13717 (handle_ptr_arith): Remove.
13718 (find_func_aliases): Simplify assignment handling.
13719 (create_function_info_for): For parameter and result varinfos set
13721 (create_variable_info_for): Set is_full_var flag whenever we
13722 just created a single varinfo for a decl.
13723 (init_alias_vars): Initialize use_field_sensitive from
13724 max-fields-for-field-sensitive parameter.
13726 2008-07-07 Richard Guenther <rguenther@suse.de>
13728 PR tree-optimization/36713
13729 * tree-flow-inline.h (is_call_used): New function.
13730 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13731 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13732 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13734 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13736 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13738 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13740 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13742 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13743 Nathan Sidwell <nathan@codesourcery.com>
13745 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13746 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13748 * config/m68k/t-linux: New.
13749 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13752 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13754 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13755 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13758 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13760 * gcc.c (execute): Fix -Wc++-compat warning.
13762 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13765 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13766 constant for little endian.
13768 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13770 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13771 mips_base_mips16 instead of TARGET_MIPS16.
13772 (mips_base_mips16): Declare.
13773 * config/mips/mips.c (mips_base_mips16): Make global.
13774 (was_mips16_p): Remove GTY marker.
13775 (was_mips16_pch_p): New variable.
13776 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13777 (mips_override_options): Force to non-MIPS16 mode initially.
13778 Do not complain about MIPS16 PIC incompatibilities here.
13779 Only allow -mgpopt if -mexplicit-relocs is in force for
13782 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13784 * configure.ac: Check for caddr_t, define to char * if not defined.
13785 * configure: Regenerate.
13786 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13787 (mmap_gt_pch_use_address): Likewise.
13788 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13790 2008-07-06 Richard Guenther <rguenther@suse.de>
13792 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13793 (new_var_info): Deal with it.
13794 (solution_set_add): Likewise.
13795 (bitpos_of_field): Make signed, fix.
13796 (struct fieldoff): Remove type and decl fields. Make size field
13797 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13799 (fieldoff_compare): Deal with it.
13800 (push_fields_onto_fieldstack): Remove has_union argument, glob
13801 adjacent non-pointer fields together.
13802 (create_function_info_for): Do not set has_union.
13803 (create_variable_info_for): Simplify.
13805 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13807 * config.gcc (extra_headers): Add cross-stdarg.h for target
13808 x86_64-*-* and i?86-*-*.
13809 * config/i386/cross-stdarg.h: New.
13810 * builtins.c (std_fn_abi_va_list): New.
13811 (std_canonical_va_list_type): New.
13812 (stabilize_va_list): Replace va_list_type_node use by
13813 mtarget.canonical_va_list_type.
13814 (gimplify_va_arg_expr): Likewise.
13815 (expand_builtin_va_copy): Replace va_list_type_node use by
13816 mtarget.fn_abi_va_list.
13817 * tree-sra.c (is_va_list_type): New helper.
13818 (decl_can_be_decomposed_p): Replace
13819 va_list_type_node use by is_va_list_type.
13820 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13821 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13822 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13823 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13824 (ix86_enum_va_list): New.
13825 * config/i386/i386.c (sysv_va_list_type_node): New.
13826 (ms_va_list_type_node): New.
13827 (ix86_function_type_abi): Remove sorry.
13828 (ix86_build_builtin_va_list_abi): New.
13829 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13830 for 64-bit targets.
13831 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13832 (ix86_init_builtins_va_builtins_abi): New.
13833 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13834 for 64-bit targets.
13835 (ix86_handle_abi_attribute): New.
13836 (attribute_spec): Add sysv_abi and ms_abi.
13837 (ix86_fn_abi_va_list): New.
13838 (ix86_canonical_va_list_type): New.
13839 (ix86_enum_va_list): New.
13840 (TARGET_FN_ABI_VA_LIST): New.
13841 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13842 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13843 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13844 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13845 (TARGET_ENUM_VA_LIST): New.
13846 * expr.h (std_fn_abi_va_list): New.
13847 (std_canonical_va_list_type): New.
13848 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13849 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13850 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13851 TARGET_CANONICAL_VA_LIST_TYPE.
13852 * target.h (struct gcc_target): Add fn_abi_va_list hook
13853 and canonical_va_list_type hook.
13855 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13857 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13858 integral and pointer types.
13860 2008-07-04 Roger Sayle <roger@eyesopen.com>
13862 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13863 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13865 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13868 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13870 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13872 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13873 build_gimple_modify_stmt.
13874 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13875 gimple operand. Use fold_build* instead of build*.
13877 2008-07-04 Richard Guenther <rguenther@suse.de>
13879 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13880 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13881 properly to compute the reachability set if we do field-sensitive PTA.
13882 * invoke.texi (max-fields-for-field-sensitive): Document default.
13883 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13884 100 for optimize >= 2.
13886 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13888 * ggc-zone.c (lookup_page_table_if_allocated,
13889 set_page_table_entry, zone_find_object_size, alloc_small_page,
13890 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13891 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13892 -Wc++-compat and/or -Wcast-qual warnings.
13894 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13897 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13898 pic_offset_table_rtx to be marked as used here.
13899 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13900 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13901 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13902 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13903 !TARGET_SECURE_PLT.
13905 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13907 * alloc-pool.c (hash_descriptor, eq_descriptor,
13908 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13909 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13911 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13912 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13913 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13914 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13917 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13919 * tree-flow.h (loop_only_exit_p): Declare.
13920 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13921 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13922 the number of iterations if it is constant. Otherwise, if this is the
13923 only possible exit of the loop, use the conservative estimate on the
13924 number of iterations of the entire loop if available.
13926 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13928 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13929 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13930 Add synchronization functions.
13931 * config/sync.c: New file.
13932 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13933 (LIBGCC_SYNC_CFLAGS): Likewise.
13935 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13938 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13939 (*pushtf_sse): New insn pattern.
13940 (pushtf splitters): New splitters.
13942 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13944 PR middle-end/35736
13945 * predict.c (build_predict_expr): Use void_type_node for the tree
13946 type, instead of NULL_TREE.
13948 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13950 * config/i386/i386.c (contains_aligned_value_p): Return true
13952 (ix86_data_alignment): Align TCmode to 128bits.
13953 (ix86_local_alignment): Likewise.
13955 2008-07-03 Andrew Haley <aph@redhat.com>
13958 * vec.h (VEC_TA): New.
13959 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13960 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13961 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13962 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13963 (C_COMMON_FIXED_TYPES): Remove first arg.
13964 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13965 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13966 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13967 not to use empty macro arguments.
13969 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13971 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13972 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13973 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13974 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13975 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13976 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13977 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13978 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13979 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13980 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13981 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13982 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13983 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13984 config/rs6000/e500crtres64gpr.asm,
13985 config/rs6000/e500crtres64gprctr.asm,
13986 config/rs6000/e500crtrest32gpr.asm,
13987 config/rs6000/e500crtrest64gpr.asm,
13988 config/rs6000/e500crtresx32gpr.asm,
13989 config/rs6000/e500crtresx64gpr.asm,
13990 config/rs6000/e500crtsav32gpr.asm,
13991 config/rs6000/e500crtsav64gpr.asm,
13992 config/rs6000/e500crtsav64gprctr.asm,
13993 config/rs6000/e500crtsavg32gpr.asm,
13994 config/rs6000/e500crtsavg64gpr.asm,
13995 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13996 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13997 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13998 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13999 config/sparc/sol2-cn.asm: Remove .file directives.
14001 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14003 * resource.c (mark_referenced_resources): Look inside
14004 UNSPEC_VOLATILEs and ASM_INPUTs.
14006 2008-07-02 Ian Lance Taylor <iant@google.com>
14008 * rtlanal.c (add_reg_note): New function.
14009 * rtl.h (add_reg_note): Declare.
14010 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14011 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14012 * builtins.c (expand_builtin_longjmp): Likewise.
14013 (expand_builtin_nonlocal_goto): Likewise.
14014 * calls.c (emit_call_1, expand_call): Likewise.
14015 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14016 * cfglayout.c (fixup_reorder_chain): Likewise.
14017 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14018 (commit_one_edge_insertion): Likewise.
14019 * combine.c (move_deaths, distribute_notes): Likewise.
14020 * df-problems.c (df_set_note): Likewise.
14021 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14022 (set_unique_reg_note): Likewise.
14023 (emit_copy_of_insn_after): Likewise.
14024 * expr.c (expand_expr_real): Likewise.
14025 * gcse.c (add_label_notes): Likewise.
14026 * haifa-sched.c (create_check_block_twin): Likewise.
14027 * jump.c (mark_jump_label_1): Likewise.
14028 * loop-doloop.c (add_test, doloop_modify): Likewise.
14029 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14030 * lower-subreg.c (move_eh_region_note): Likewise.
14031 * optabs.c (emit_libcall_block): Likewise.
14032 * predict.c (predict_insn): Likewise.
14033 (combine_predictions_for_insn): Likewise.
14034 * recog.c (peephole2_optimize): Likewise.
14035 * regmove.c (try_auto_increment): Likewise.
14036 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14037 * reload.c (find_reloads): Likewise.
14038 * reload1.c (fixup_eh_region_note): Likewise.
14039 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14040 * reorg.c (delete_prior_computation): Likewise.
14041 (delete_computation, dbr_schedule): Likewise.
14042 * config/pa/pa.c (legitimize_pic_address): Likewise.
14043 * config/sh/sh.c (sh_reorg): Likewise.
14045 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14048 * config/libgcc-glibc.ver: Add %exclude.
14049 * config/m32r/libgcc-glibc.ver: Likwise.
14050 * config/s390/libgcc-glibc.ver: Likwise.
14051 * config/sh/libgcc-glibc.ver: Likwise.
14052 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14054 * config/i386/libgcc-glibc.ver: New.
14056 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14058 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14060 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14061 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14062 i[34567]86-*-linux*, x86_64-*-linux*. Add
14063 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14064 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14065 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14066 i[34567]86-*-linux*, x86_64-*-linux*.
14068 * libgcc-std.ver: Add empty GCC_4.4.0.
14070 * mkmap-symver.awk: Support multiple versions per symbol.
14072 * config/i386/i386.c (ix86_init_builtins): Always define
14073 __builtin_fabsq and __builtin_copysignq with fallbacks.
14074 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14075 and __builtin_copysignq if SSE2 isn't available.
14077 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14078 (LIBGCC2_TF_CEXT): Likwise.
14079 (TF_SIZE): Likwise.
14081 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14083 * config/i386/sfp-machine.h: Moved to libgcc.
14085 * config/i386/sfp-machine.h: New.
14086 * config/i386/t-linux: Likwise.
14088 * config/i386/t-darwin: Remove softfp_wrap_start and
14090 * config/i386/t-darwin64: Likewise.
14092 * config/i386/t-fprules-softfp64: Renamed to ...
14093 * config/i386/t-fprules-softfp: This.
14095 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14096 and softfp_wrap_end.
14098 2008-07-02 Jason Merrill <jason@redhat.com>
14100 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14102 * tree.c (ctor_to_list): New fn.
14103 * tree.h: Declare it.
14104 (CONSTRUCTOR_ELT): New macro.
14105 (CONSTRUCTOR_NELTS): New macro.
14107 2008-07-02 Richard Guenther <rguenther@suse.de>
14109 * tree-ssa-structalias.c (struct variable_info): Reorder
14110 to fill padding on 64bit hosts. Make collapsed_to an int.
14111 (get_varinfo_fc): Deal with that.
14112 (new_var_info): Likewise.
14113 (collapse_rest_of_var): Likewise.
14115 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14117 * doc/install.texi (--enable-java-home): Document.
14118 (--enable-aot-compile-rpm): Likewise.
14119 (--with-arch-directory): Likewise.
14120 (--with-os-directory): Likewise.
14121 (--with-origin-name): Likewise.
14122 (--with-arch-suffix): Likewise.
14123 (--with-jvm-root-dir): Likewise.
14124 (--with-jvm-jar-dir): Likewise.
14125 (--with-python-dir): Likewise.
14127 2008-07-02 Richard Guenther <rguenther@suse.de>
14129 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14130 from decls explicitly. Merge operand checking from tuples.
14132 2008-07-02 Martin Jambor <mjambor@suse.cz>
14134 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14136 2008-07-02 Martin Jambor <mjambor@suse.cz>
14138 * tree-switch-conversion.c: Included timevar.h
14139 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14141 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14143 2008-07-02 Martin Jambor <mjambor@suse.cz>
14145 * tree-switch-conversion.c: Corrected various comments and
14147 (build_constructors): Fixed minor formatting mistakes.
14149 * invoke.texi (Optimize Options): Corrected the
14150 switch-conversion-max-branch-ratio parameter.
14152 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14154 * final.c (asm_insn_count): Return zero for an empty asm body.
14156 2008-07-02 Richard Guenther <rguenther@suse.de>
14158 * bitmap.h (bitmap_set_bit): Return bool.
14159 (bitmap_clear_bit): Likewise.
14160 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14161 write to the bitmap if it would.
14162 (bitmap_clear_bit): Likewise.
14163 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14164 bitmap_set_bit return value.
14165 (add_pred_graph_edge): Likewise.
14166 (add_graph_edge): Likewise.
14167 (do_sd_constraint): Likewise.
14168 (do_ds_constraint): Likewise.
14170 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14172 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14173 Fix -Wc++-compat and/or -Wcast-qual warnings.
14174 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14175 gen_regparm_prefix): Likewise.
14176 * vmsdbgout.c (write_modbeg, lookup_filename,
14177 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14179 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14181 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14182 defaults.h definition apply.
14184 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14186 * function.c (assign_parm_remove_parallels): New.
14187 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14189 (assign_parm_setup_block): Do not handle them.
14190 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14191 assign_parm_remove_parallels.
14193 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14195 * c-typeck.c (convert_for_assignment): Use
14196 vector_targets_convertible_p.
14197 * c-common.c (vector_targets_convertible_p): New.
14198 * c-common.h (vector_targets_convertible_p): New prototype.
14199 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14200 opaque_p_V2SI_type_node.
14202 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14204 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14207 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14209 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14210 TFmode constants via two element DImode vector for hosts with
14211 HOST_BITS_PER_WIDE_INT < 64.
14212 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14213 also for HOST_BITS_PER_WIDE_INT < 64.
14215 2008-07-01 Richard Guenther <rguenther@suse.de>
14217 PR tree-optimization/36666
14218 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14219 (get_constraint_exp_from_ssa_var): Split into ...
14220 (get_constraint_exp_for_temp): ... this ...
14221 (get_constraint_for_ssa_var): ... and that.
14222 Return constraint expressions for all touched sub-fields
14223 if the results address is not taken.
14224 (process_constraint): Remove assertion that aggregate
14225 assignments do not happen at this place.
14226 (get_constraint_for_component_ref): Add address_p argument.
14227 Return constraint expressions for all touched sub-fields
14228 if the results address is not taken.
14229 (do_deref): Use get_constraint_exp_for_temp.
14230 (get_constraint_for_1): Rename from ...
14231 (get_constraint_for): ... this. Add the old function as wrapper.
14232 (do_structure_copy): Use get_constraint_for_1.
14234 2008-07-01 Martin Jambor <mjambor@suse.cz>
14236 * Makefile.in (tree-switch-conversion.o): Add.
14237 (OBJS-common): Add tree-swtch-conversion.o.
14238 * passes.c (init_optimization_passes): Add pass_convert_switch.
14239 * tree-pass.h: (pass_convert_switch): Add.
14240 * tree-switch-conversion.c: New file.
14241 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14242 * common.opt (ftree-cswtch): New option.
14243 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14244 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14245 * opts.c (decode_options): Set flag_tree_switch_conversion when
14246 optimization level is >= 2.
14247 * doc/invoke.texi (Optimize Options): Added description of
14248 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14250 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14252 * config/darwin-driver.c (darwin_default_min_version): Fix
14253 -Wc++-compat warnings.
14255 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14257 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14260 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14262 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14264 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14266 PR rtl-optimization/34744
14267 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14268 (df_scan_free_internal): Free data structures not
14269 allocated in storage pools.
14270 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14271 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14272 df_scan_free_mws_vec.
14273 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14276 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14278 * config/i386/i386.c (contains_aligned_value_p): Return true
14280 (ix86_function_arg_boundary): Return its natural boundary
14282 (return_in_memory_32): Don't check TDmode.
14283 (ix86_split_to_parts): Support splitting into 4 parts and
14284 support TFmode for 32bit target.
14285 (ix86_split_long_move): Support splitting into 4 parts.
14286 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14288 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14289 (ix86_init_builtins): Here.
14290 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14291 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14292 'q' and 'w', respectively.
14294 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14296 (movtf_internal): Likewise.
14297 (<code>tf2): Likewise.
14298 (*absnegtf2_sse): Likewise.
14299 (copysign<mode>3): Likewise.
14300 (copysign<mode>3_const): Likewise.
14301 (copysign<mode>3_var): Likewise.
14302 (define_split UNSPEC_COPYSIGN): Likewise.
14303 * config/i386/sse.md (*nandtf3): Likewise.
14304 (<code>tf3): Likewise.
14305 (*<code>tf3): Likewise.
14307 2008-06-30 Joey Ye <joey.ye@intel.com>
14308 H.J. Lu <hongjiu.lu@intel.com>
14310 * global.c (compute_regsets): Set frame_pointer_needed here.
14311 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14313 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14315 * doc/install.texi (specific): Expand Windows build notes.
14317 2008-06-30 Ira Rosen <irar@il.ibm.com>
14319 PR tree-optimization/36648
14320 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14321 number of prolog iterations by step. Fix the comment.
14323 2008-06-30 Richard Guenther <rguenther@suse.de>
14325 PR middle-end/36671
14326 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14327 handle calls from ECF_MALLOC functions.
14328 (handle_pure_call): ECF_MALLOC functions do not return
14330 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14332 2008-06-29 Andreas Schwab <schwab@suse.de>
14334 * config/m68k/m68k.c (print_operand): Always print a float
14336 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14337 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14340 * config/rs6000/x-linux64: Remove never used file.
14342 2008-06-29 Richard Guenther <rguenther@suse.de>
14344 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14346 (struct alias_info): Move ...
14347 * tree-ssa-alias.c: ... here.
14348 (update_alias_info): Declare.
14349 (compute_may_aliases): Call it.
14350 (update_alias_info): New function.
14351 * tree-ssa-structalias.c (update_alias_info): Move ...
14352 * tree-ssa-alias.c (update_alias_info_1): ... here.
14353 * tree-ssa-structalias.c (process_constraint_1): Remove
14354 unused from_call argument. Rename to ...
14355 (process_constraint): ... this. Delete old wrapper.
14356 (make_constraint_to): Adjust callers.
14357 (handle_const_call): Likewise.
14358 (handle_pure_call): Likewise.
14359 (init_base_vars): Likewise.
14360 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14361 (find_func_aliases): We don't need structure copies for
14363 (make_constraint_from_anything): Remove.
14364 (create_variable_info_for): For globals make constraints
14365 from escaped, not from anything.
14366 (compute_points_to_sets): Do not call update_alias_info.
14367 (ipa_pta_execute): Use make_constraint_from.
14369 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14371 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14372 (bitmap.o-warn, dominance.o-warn): New.
14373 * configure.ac (cxx_compat_warn): Delete.
14374 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14375 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14377 * configure: Regenerate.
14379 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14382 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14384 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14385 * df-scan.c (df_notes_rescan): Likewise.
14386 * ggc-page.c (set_page_table_entry): Likewise.
14387 * intl.c (gcc_gettext_width): Likewise.
14388 * varasm.c (get_unnamed_section, get_noswitch_section,
14389 get_section): Likewise.
14391 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14393 * regrename.c (build_def_use): Don't copy RTX.
14395 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14397 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14398 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14399 punctuation. Use @ref instead of @xref.
14400 (Function Names): Remove stray @display/@end display.
14401 (C++ Attributes): Use @ref instead of @xref.
14402 (Deprecated Features): Fix punctuation around @xref.
14403 (Backwards Compatibility): Likewise.
14404 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14406 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14408 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14409 constants for E500 double.
14411 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14413 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14414 element type of const_vector.
14416 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14418 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14419 Remove FLAGS_REG clobber from expander pattern.
14420 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14421 (anddi3, andsi3, andhi3, andqi3): Ditto.
14422 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14423 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14424 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14425 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14426 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14427 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14428 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14429 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14431 2008-06-28 Richard Guenther <rguenther@suse.de>
14433 * tree-ssa-structalias.c (callused_id, var_callused,
14434 callused_tree): Add.
14435 (handle_pure_call): New function.
14436 (find_func_aliases): Call it.
14437 (find_what_p_points_to): Handle the call-used set.
14438 (clobber_what_escaped): Likewise.
14439 (compute_call_used_vars): New function.
14440 (init_base_vars): Init the call-used variable.
14441 (do_sd_constraint): Do not propagate the solution from CALLUSED
14442 but use CALLUSED as a placeholder.
14443 (solve_graph): Likewise.
14444 * tree-flow-inline.h (gimple_call_used_vars): New function.
14445 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14446 (compute_call_used_vars): Declare.
14447 * tree-ssa-alias.c (set_initial_properties): Call
14448 compute_call_used_vars.
14449 (reset_alias_info): Clear call-used variables.
14450 (add_call_clobber_ops): Assert we are not called for const/pure
14451 functions. Remove handling of them.
14452 (add_call_read_ops): Handle pure functions by adding the
14453 call-used set of variables as VUSEs.
14454 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14455 (delete_tree_ssa): Free it.
14456 * tree-dfa.c (remove_referenced_var): Clear the var from the
14459 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14461 * tree.c (build_varargs_function_type_list): New.
14462 (build_function_type_list_1): New.
14463 (build_function_type_list): Use build_function_type_list_1.
14464 * tree.h (build_varargs_function_type_list): New.
14466 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14469 * config/spu/spu.c (spu_builtin_splats): Do not generate
14470 invalid CONST_VECTOR expressions.
14471 (spu_expand_vector_init): Likewise.
14473 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14475 * optabs.c (libfunc_decls): New variable.
14476 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14477 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14478 for the same function twice.
14480 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14482 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14483 ix86_expand_binary_operator directly.
14484 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14486 (*ashrti3_1): Ditto.
14487 (*lshrti3_1): Ditto.
14488 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14489 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14490 using only one splitter. Conditionaly execute splitter before or
14491 after peephole2 pass.
14492 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14493 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14494 Use only one alternative in asm template.
14495 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14497 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14498 "J" operand constraint for operand 2.
14499 (*ashldi3_cconly_rex64): Ditto.
14500 (*ashrdi3_cmp_rex64): Ditto.
14501 (*ashrdi3_cconly_rex64): Ditto.
14502 (*lshrdi3_cmp_rex64): Ditto.
14503 (*lshrdi3_cconly_rex64): Ditto.
14504 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14505 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14506 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14509 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14511 * gimplify.c (omp_is_private): Don't return true if decl is not
14512 already private on #pragma omp for or #pragma omp parallel for.
14515 * tree-cfg.c (struct move_stmt_d): Replace block field with
14516 orig_block and new_block fields.
14517 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14518 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14519 (move_block_to_fn): Replace vars_map and new_label_map arguments
14520 with struct move_stmt_d pointer.
14521 (replace_block_vars_by_duplicates): New function.
14522 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14523 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14524 all subblocks of ORIG_BLOCK to the new function. Call
14525 replace_block_vars_by_duplicates.
14526 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14527 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14528 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14529 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14530 (expand_omp): Temporarily set input_location to the location of
14531 region's controlling stmt.
14532 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14533 BIND_EXPR, push ctx->block_vars and gimplification vars into
14534 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14535 into dest function.
14536 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14537 there are any BLOCK_VARS.
14538 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14539 OMP_PARALLEL or OMP_TASK stmt.
14540 (lower_omp): Save and restore input_location around the lower_omp_1
14543 2008-06-27 Richard Guenther <rguenther@suse.de>
14545 PR tree-optimization/36400
14546 PR tree-optimization/36373
14547 PR tree-optimization/36344
14548 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14549 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14550 (update_alias_info): Remove call clobbering code.
14551 (make_constraint_to): New helper function.
14552 (make_escape_constraint): Likewise.
14553 (handle_rhs_call): Use it on all pointer containing arguments.
14554 Also mark the static chain escaped.
14555 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14556 instead of ANYTHING.
14557 (make_constraint_from): New helper split out from ...
14558 (make_constraint_from_anything): ... here.
14559 (find_func_aliases): Add constraints for escape sites.
14560 (intra_create_variable_infos): Make constraints from NONLOCAL
14562 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14564 (clobber_what_p_points_to): Remove.
14565 (clobber_what_escaped): New function.
14566 (init_base_vars): Init NONLOCAL and ESCAPED.
14567 (do_sd_constraint): Do not propagate the solution from ESCAPED
14568 but use ESCAPED as a placeholder.
14569 (solve_graph): Likewise.
14570 * tree-flow.h (clobber_what_p_points_to): Remove.
14571 (clobber_what_escaped): Declare.
14572 * tree-ssa-alias.c (set_initial_properties): Call it.
14573 Remove code clobbering escaped pointers.
14575 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14577 * function.c (allocate_struct_function): Only allocate a unique
14578 funcdef_no if the decl is nonzero.
14580 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14582 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14583 * config/mips/mips.c (mips_split_const_insns): New function.
14584 * config/mips/mips.md (move_type): New attribute.
14585 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14586 (dword_mode): New attribute.
14587 (type): Avoid long line. Map "move_type"s to "type"s,
14588 choosing "multi" for doubleword moves if appropriate.
14589 Swap MTC/MFC comments to match their declaration order.
14590 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14591 "type" is "branch" or "jal" is "direct".
14592 (length): Handle "extended_mips16" first. Make the default
14593 "0" for "ghost" instructions. Set the length from "move_type".
14594 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14595 of "type", with "sll0" for the register alternative. Remove the
14596 "extended_mips16" attribute.
14597 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14598 of "type", with "shift_shift" for the register alternative.
14599 Remove the "length" attribute.
14600 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14601 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14602 of "type", with "andi" for the register alternative.
14603 (*zero_extendqihi2): Likewise.
14604 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14605 of "andi" instead of a "type" of "arith".
14606 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14608 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14609 (mov_<store>r, *mov<mode>_ra): Likewise.
14610 (extendsidi2): Use "move_type" instead of "type", with "move"
14611 for the register alternative.
14612 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14613 of "type", with "signext" for the register alternative.
14614 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14615 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14616 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14617 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14618 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14619 (unnamed branch insn): Likewise.
14620 (*movdi_gp32_fp64): Fold into...
14621 (*movdi_32bit): ...here.
14622 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14623 (*movdf_hardfloat): ...this new pattern.
14624 (*movdf_softfloat): Remove redundant FPR alternatives.
14625 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14626 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14627 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14628 the "move" attribute.
14629 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14630 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14631 and "store" for COP loads and stores.
14632 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14633 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14634 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14635 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14636 (*movtf_mips16, *movv2sf): Likewise.
14637 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14638 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14639 (mfhc1<mode>): Use "move_type" instead of "move".
14640 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14641 (loadgp_blockage): Remove the "length" attribute.
14642 (blockage, set_got_version, update_got_version): Likewise.
14643 (call_internal): Remove the "extended_mips16" attribute.
14644 (call_value_internal, call_value_multiple_internal): Likewise.
14645 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14647 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14648 the "length" attribute.
14650 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14652 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14653 -Wcast-qual warnings.
14654 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14655 handle_pragma_pop_macro): Likewise.
14656 * collect2.c (resolve_lib_name): Likewise.
14657 * config/arc/arc.c (arc_init): Likewise.
14658 * config/arm/arm.c (neon_builtin_compare,
14659 locate_neon_builtin_icode): Likewise.
14660 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14661 * config/bfin/bfin.c (bfin_init_machine_status,
14662 bfin_optimize_loop): Likewise.
14663 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14664 * config/cris/cris.c (cris_init_expanders): Likewise.
14665 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14666 * config/darwin.c (machopic_indirection_eq,
14667 machopic_indirection_name, machopic_output_indirection): Likewise.
14668 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14669 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14670 frv_optimize_membar): Likewise.
14671 * config/i386/cygwin.h (mingw_scan,
14672 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14673 * config/i386/cygwin1.c (mingw_scan): Likewise.
14674 * config/i386/i386.c (machopic_output_stub): Likewise.
14675 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14676 i386_pe_unique_section): Likewise.
14677 * config/ia64/ia64.c (ia64_init_machine_status,
14678 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14680 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14681 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14682 * config/m68k/m68k.c (m68k_handle_option,
14683 m68k_sched_md_init_global): Likewise.
14684 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14685 mcore_unique_section): Likewise.
14686 * config/mips/mips.c (mips_block_move_straight,
14687 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14689 * config/mmix/mmix.c (mmix_init_machine_status,
14690 mmix_encode_section_info): Likewise.
14691 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14692 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14693 print_operand_address, output_toc, redefine_groups,
14694 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14695 * config/s390/s390.c (s390_init_machine_status): Likewise.
14696 * config/score/score.c (score_block_move_straight,
14697 score_block_move_loop_body): Likewise.
14698 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14699 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14700 * emit-rtl.c (find_auto_inc): Likewise.
14701 * gcc.c (translate_options, process_command): Likewise.
14702 * reorg.c (dbr_schedule): Likewise.
14703 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14704 * xcoffout.c (xcoffout_declare_function): Likewise.
14706 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14708 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14709 ipa-pta working again.
14711 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14713 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14716 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14718 * config.gcc (powerpc*-*-*): Add new core e500mc.
14719 * config/rs6000/e500mc.md: New file.
14720 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14722 (rs6000_override_options): Add e500mc case to
14723 processor_target_table. Altivec and Spe options not allowed
14724 with e500mc. Add isel instruction to e500mc by
14725 default. Initialize rs6000_cost for e500mc.
14726 (rs6000_issue_rate): Set issue rate for e500mc.
14727 * config/rs6000/rs6000.h (processor_type): Add
14728 PROCESSOR_PPCE500MC.
14729 (ASM_CPU_SPEC): Add e500mc.
14730 Set TARGET_ISEL to rs6000_isel.
14731 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14732 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14733 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14735 * doc/invoke.texi: Add e500mc to list of cpus.
14737 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14740 * c-lex.c (lex_charconst): Initialize unsignedp.
14742 2008-06-27 Olivier Hainque <hainque@adacore.com>
14744 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14745 documented assumptions.
14747 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14749 * dwarf2out.c: Remove trailing white spaces. Break long line
14752 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14754 * libfuncs.h (LTI_synchronize): New libfunc_index.
14755 (synchronize_libfunc): Declare.
14756 * builtins.c (expand_builtin_synchronize): Consider using
14757 synchronize_libfunc before falling back on an asm blockage.
14758 * config/mips/mips.c: Include libfuncs.h
14759 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14761 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14763 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14764 parameter. Copy stack_reg to r11 where appropriate.
14765 (no_global_regs_above): Add gpr parameter.
14766 (rs6000_stack_info): Only add padding for SPE save area if we
14767 are saving SPE GPRs and CR.
14768 (saveres_routine_syms): New variable.
14769 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14771 (rs6000_savres_routine_sym): New function.
14772 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14774 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14775 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14776 Tweak FPR out-of-line saving.
14777 (rs6000_make_savres_rtx): New function.
14778 (rs6000_use_multiple_p): New function.
14779 (rs6000_savres_strategy): New function.
14780 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14781 out-of-line if appropriate.
14782 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14783 if we are optimizing for size.
14784 (GP_SAVE_INLINE): Define.
14785 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14786 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14787 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14788 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14789 (*save_fpregs_<mode>): Add use of r11.
14790 (*restore_gpregs_<mode>): New insn.
14791 (*return_and_restore_gpregs_<mode>): New insn.
14792 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14794 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14795 (*restore_gpregs_spe): New insn.
14796 (*return_and_restore_gpregs_spe): New insn.
14797 * config/rs6000/predicates.md (save_world_operation): Fix check.
14799 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14801 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14802 this point, so assert that.
14804 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14806 * cfganal.c: Include vec.h and vecprim.h.
14807 (compute_idf): Import from...
14808 * tree-into-ssa (compute_idf): ...here.
14809 * basic-block.h (compute_idf): Export.
14811 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14813 * c-decl.c (merge_decls): Use !current_function_decl to check for
14814 extern declaration of C99 inline function being at file scope.
14816 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14818 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14820 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14822 * alias.c (record_alias_subset, init_alias_analysis): Fix
14823 -Wc++-compat and/or -Wcast-qual warnings.
14824 * attribs.c (lookup_attribute_spec): Likewise.
14825 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14826 copy_bb, connect_traces,
14827 find_rarely_executed_basic_blocks_and_cr): Likewise.
14828 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14829 note_btr_set, migrate_btr_defs): Likewise.
14830 * builtins.c (result_vector, expand_builtin_memcpy,
14831 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14832 builtin_memset_read_str, expand_builtin_printf,
14833 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14835 * caller-save.c (mark_set_regs): Likewise.
14836 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14837 * cgraph.c (cgraph_edge): Likewise.
14838 * combine.c (likely_spilled_retval_1): Likewise.
14839 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14840 htab_counts_entry_del, get_coverage_counts): Likewise.
14841 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14842 new_cselib_val): Likewise.
14843 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14844 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14846 * df-core.c (df_compact_blocks): Likewise.
14847 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14848 * df-scan.c (df_grow_reg_info, df_ref_create,
14849 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14850 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14851 df_record_entry_block_defs, df_record_exit_block_uses,
14852 df_bb_verify): Likewise.
14853 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14854 DF_REF_EXTRACT_MODE_CONST): New.
14855 * dominance.c (get_immediate_dominator, get_dominated_by,
14856 nearest_common_dominator, root_of_dom_tree,
14857 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14858 -Wc++-compat and/or -Wcast-qual warnings.
14859 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14860 record_store, replace_read, check_mem_read_rtx, scan_insn,
14861 dse_step1, dse_record_singleton_alias_set): Likewise.
14862 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14864 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14866 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14867 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14868 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14869 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14870 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14871 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14872 file_name_acquire, output_file_names, add_const_value_attribute,
14873 premark_used_types_helper, file_table_eq, file_table_hash,
14874 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14875 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14876 -Wcast-qual warnings.
14877 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14878 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14879 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14880 gen_reg_rtx, start_sequence, init_emit): Likewise.
14881 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14882 * except.c (init_eh_for_function, gen_eh_region,
14883 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14884 arh_to_landing_pad, arh_to_label, add_action_record,
14885 add_call_site, switch_to_exception_section): Likewise.
14886 * expmed.c (synth_mult): Likewise.
14887 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14888 store_expr): Likewise.
14889 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14891 * function.c (assign_stack_temp_for_type,
14892 allocate_struct_function, match_asm_constraints_1): Likewise.
14893 * gcov-io.c (gcov_allocate): Likewise.
14894 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14895 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14896 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14897 record_one_set, insert_expr_in_table, insert_set_in_table,
14898 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14899 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14900 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14901 -Wcast-qual warnings.
14903 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14905 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14906 -Wcast-qual warnings.
14907 * gcc.c (process_command): Likewise.
14908 * genattrtab.c (oballoc): Use XOBNEW.
14909 (oballocvec): Define.
14910 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14911 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14912 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14913 -Wc++-compat and/or -Wcast-qual warnings.
14914 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14915 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14916 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14917 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14918 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14919 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14920 add_excls, process_presence_absence_names,
14921 process_presence_absence_patterns, add_presence_absence,
14922 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14923 get_free_state, add_arc, get_free_automata_list_el,
14924 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14925 transform_3, cache_presence, create_ainsns, create_automata,
14926 create_state_ainsn_table, dfa_insn_code_enlarge,
14927 output_trans_func, output_min_issue_delay_func,
14928 output_dead_lock_func, output_reset_func,
14929 output_get_cpu_unit_code_func, output_dfa_start_func,
14930 expand_automata): Likewise.
14931 * genextract.c (gen_insn): Likewise.
14932 * gengtype-lex.l: Likewise.
14933 * gengtype.c (read_input_list, adjust_field_type,
14934 process_gc_options): Likewise.
14935 * genoutput.c (note_constraint): Likewise.
14936 * genpreds.c (mangle, add_constraint): Likewise.
14937 * genrecog.c (process_define_predicate, new_decision,
14938 add_to_sequence): Likewise.
14939 * gensupport.c (record_insn_name): Likewise.
14941 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14943 * config/i386/driver-i386.c (detect_caches_amd,
14944 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14945 and/or -Wcast-qual warnings.
14946 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14947 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14948 gt_pch_save): Likewise.
14949 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14950 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14951 * global.c (compute_regsets): Likewise.
14952 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14953 finish_graph_dump_file): Likewise.
14954 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14955 unlink_bb_notes): Likewise.
14956 * integrate.c (get_hard_reg_initial_val): Likewise.
14957 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14958 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14959 * local-alloc.c (update_equiv_regs): Likewise.
14960 * loop-invariant.c (check_invariant_table_size,
14961 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14963 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14964 altered_reg_used, mark_altered): Likewise.
14965 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14966 insert_var_expansion_initialization,
14967 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14968 release_var_copies): Likewise.
14969 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14970 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14971 analyze_accesses_for_phi_node, check_var_notmodified_p,
14972 check_allocation_function, find_sites_in_func,
14973 record_all_accesses_in_func, transform_access_sites,
14974 transform_allocation_sites): Likewise.
14975 * omp-low.c (new_omp_region, create_omp_child_function_name,
14976 check_omp_nesting_restrictions, check_combined_parallel,
14977 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14978 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14979 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14980 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14982 * opts-common.c (prune_options): Likewise.
14983 * opts.c (add_input_filename, print_filtered_help,
14984 get_option_state): Likewise.
14985 * params.c (add_params): Likewise.
14986 * passes.c (set_pass_for_id, next_pass_1,
14987 do_per_function_toporder, pass_fini_dump_file): Likewise.
14988 * postreload.c (reload_cse_simplify_operands): Likewise.
14989 * predict.c (tree_predicted_by_p, tree_predict_edge,
14990 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14992 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14994 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14996 * recog.c (check_asm_operands, validate_change_1): Likewise.
14997 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14998 subst_asm_stack_regs): Likewise.
14999 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15000 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15001 * regmove.c (reg_is_remote_constant_p): Likewise.
15002 * regrename.c (regrename_optimize, scan_rtx_reg,
15003 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15005 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15006 regstat_compute_calls_crossed): Likewise.
15007 * reload1.c (init_reload, new_insn_chain,
15008 has_nonexceptional_receiver, reload, copy_reloads,
15009 calculate_needs_all_insns, init_elim_table): Likewise.
15010 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15011 * rtl.c (shallow_copy_rtx_stat): Likewise.
15012 * rtlanal.c (parms_set): Likewise.
15013 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15014 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15015 * sched-ebb.c (earliest_block_with_similiar_load,
15016 add_deps_for_risky_insns): Likewise.
15017 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15018 schedule_region): Likewise.
15019 * see.c (eq_descriptor_pre_extension,
15020 hash_descriptor_pre_extension, hash_del_pre_extension,
15021 eq_descriptor_properties, hash_descriptor_properties,
15022 hash_del_properties, see_seek_pre_extension_expr,
15023 see_initialize_data_structures, see_print_register_properties,
15024 see_print_pre_extension_expr, see_delete_merged_def_extension,
15025 see_delete_unmerged_def_extension, see_emit_use_extension,
15026 see_pre_delete_extension, see_map_extension, see_commit_changes,
15027 see_analyze_merged_def_local_prop,
15028 see_analyze_merged_def_local_prop,
15029 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15030 see_set_prop_merged_def, see_set_prop_unmerged_def,
15031 see_set_prop_unmerged_use, see_print_one_extension,
15032 see_merge_one_use_extension, see_merge_one_def_extension,
15033 see_store_reference_and_extension, see_update_uses_relevancy,
15034 see_update_defs_relevancy): Likewise.
15035 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15036 hash_statistics_free, curr_statistics_hash): Likewise.
15037 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15038 expand_asm_operands, expand_return, case_bit_test_cmp,
15039 expand_case): Likewise.
15040 * stor-layout.c (start_record_layout): Likewise.
15041 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15042 gt_pch_save_stringpool): Likewise.
15043 * tree-data-ref.c (hash_stmt_vertex_info,
15044 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15045 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15047 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15050 * config/i386/i386.md : Change constraints of HImode and QImode
15051 immediate operands from "i" to "n". Change SImode "ni" constraint to
15052 "i" and SImode "rmi" constraint to "g". Remove all constraints
15053 from const0_operand and const1_operand predicated operands.
15054 (i): Change QImode and HImode attribute from "i" to "n".
15055 (*subqi_2): Change HImode operands to QImode.
15058 2008-06-25 Olivier Hainque <hainque@adacore.com>
15060 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15063 2008-06-25 Richard Guenther <rguenther@suse.de>
15065 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15066 not overflow the result type.
15068 2008-06-25 Richard Guenther <rguenther@suse.de>
15070 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15071 (vn_lookup): Likewise.
15073 2008-06-25 Richard Guenther <rguenther@suse.de>
15075 PR tree-optimization/35518
15076 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15077 * tree-sra.c (instantiate_element): Use fold_build3 to build
15079 (try_instantiate_multiple_fields): Likewise.
15081 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15083 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15086 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15088 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15089 use_backchain_to_restore_sp to true
15090 if the offset of the link register save area would go over the 32k - 1
15091 offset limit of the load
15094 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15096 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15097 anchor for the type-punning blurb. Cross-reference "Structures
15098 unions enumerations and bit-fields implementation". Provide a
15099 cast-through-pointer example. Make final sentence self-contained.
15100 * doc/implement-c.texi (Structures unions enumerations and
15101 bit-fields implementation): Cross-reference the type-punning blurb
15102 in the -fstrict-aliasing documentation.
15104 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15106 PR middle-end/36594
15107 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15108 the memory instead of the memory itself for the save area.
15110 2008-06-24 Olivier Hainque <hainque@adacore.com>
15111 Nicolas Roche <roche@adacore.com>
15113 * gengtype.c (srcdir_len): size_t instead of int.
15114 (get_file_realbasename): New function. For F a filename, the real
15115 basename of F, with all the path components stripped.
15116 (get_file_srcdir_relative_path): New function. For F a filename, the
15117 relative path to F from $(srcdir).
15118 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15119 get_file_realbasename. Adjust the head comment.
15120 (get_prefix_langdir_index): New function. For F a filename, return the
15121 lang_dir_names[] relative index of the language directory that is
15123 (get_file_langdir): For F a filename, return the name of the language
15124 directory where F is located.
15125 (get_file_gtfilename): New function. The gt- output file name for an
15127 (get_output_file_with_visibility): Replace in-line computations with
15128 uses of get_file_gtfilename and get_prefix_langdir_index.
15129 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15131 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15133 PR tree-optimization/36504
15134 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15135 references without base address.
15137 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15139 PR middle-end/36584
15140 * calls.c (expand_call): Increase alignment for recursive functions.
15142 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15144 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15145 (TARGET_FUNCTION_VALUE): New define.
15146 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15147 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15149 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15151 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15152 (fmod<mode>3): Ditto.
15153 (remainderxf3): Ditto.
15154 (remainder<mode>3): Ditto.
15156 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15159 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15160 REG is a hard register.
15162 PR tree-optimization/36508
15163 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15164 499, don't check it at all in release compilers.
15166 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15168 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15169 together with SSE_TARGET_MATH to disable insn pattern.
15170 (*fop_<MODEF:mode>_2_i387): Ditto.
15171 (*fop_<MODEF:mode>_3_i387): Ditto.
15173 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15175 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15177 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15179 PR middle-end/34906
15180 * gimplify.c (gimplify_asm_expr): Check the return code of
15181 parse_output_constraint call, set function return and is_inout
15182 value if it failed.
15184 2008-06-22 Ian Lance Taylor <iant@google.com>
15186 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15187 (narrowest_signed_type): Likewise.
15188 * c-typeck.c (c_common_type): Change local variable mclass to enum
15190 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15191 tcc_comparison, not the tree code itself.
15192 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15193 (c_expand_expr): Cast modifier to enum expand_modifier.
15194 * c-common.h (C_RID_CODE): Add casts.
15195 (C_SET_RID_CODE): Define.
15196 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15197 (c_lex_one_token): Add cast to avoid warning.
15198 (c_parser_objc_type_name): Rename local typename to type_name.
15199 (check_no_duplicate_clause): Change code parameter to enum
15201 (c_parser_omp_var_list_parens): Change kind parameter to enum
15203 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15204 c_parser_omp_list_var_parens.
15205 (c_parser_omp_threadprivate): Likewise.
15206 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15207 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15208 * c-format.c (NO_FMT): Define.
15209 (printf_length_specs): Use NO_FMT.
15210 (asm_fprintf_length_specs): Likewise.
15211 (gcc_diag_length_specs): Likewise.
15212 (scanf_length_specs): Likewise.
15213 (strfmon_length_specs): Likewise.
15214 (gcc_gfc_length_specs): Likewise.
15215 (printf_flag_specs): Change 0 to STD_C89.
15216 (asm_fprintf_flag_specs): Likewise.
15217 (gcc_diag_flag_specs): Likewise.
15218 (gcc_cxxdiag_flag_specs): Likewise.
15219 (scanf_flag_specs): Likewise.
15220 (strftime_flag_specs): Likewise.
15221 (strfmon_flag_specs): Likewise.
15222 (print_char_table): Likewise.
15223 (asm_fprintf_char_table): Likewise.
15224 (gcc_diag_char_table): Likewise.
15225 (gcc_tdiag_char_table): Likewise.
15226 (gcc_cdiag_char_table): Likewise.
15227 (gcc_cxxdiag_char_table): Likewise.
15228 (gcc_gfc_char_table): Likewise.
15229 (scan_char_table): Likewise.
15230 (time_char_table): Likewis.
15231 (monetary_char_table): Likewise.
15232 * c-format.h (BADLEN): Likewise.
15234 2008-06-21 Ian Lance Taylor <iant@google.com>
15236 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15237 Define END_OF_BASE_TREE_CODES around inclusion.
15238 * tree.c (tree_code_type): New global array.
15239 (tree_code_length, tree_code_name): Likewise.
15240 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15241 $(lang_tree_files).
15242 (all-tree.def, s-alltree): New targets.
15243 (gencheck.h, s-gencheck): Remove.
15244 (tree.o): Depend upon all-tree.def.
15245 (build/gencheck.o): Remove gencheck.h dependency.
15246 (mostlyclean): Don't remove gencheck.h.
15247 * c-common.h (enum c_tree_code): Remove.
15248 * c-lang.c (tree_code_type): Remove.
15249 (tree_code_length, tree_code_name): Remove.
15250 * gencheck.c (tree_codes): Include all-tree.def, rather than
15251 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15253 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15255 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15256 (operator_name_info): Size to MAX_TREE_CODES.
15257 (assignment_operator_name_info): Likewise.
15258 * cp/cp-lang.c (tree_code_type): Remove.
15259 (tree_code_length, tree_code_name): Remove.
15260 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15261 (assignment_operator_name_info): Likewise.
15262 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15264 * cp/mangle.c (write_expression): Likewise.
15265 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15266 * fortran/f95-lang.c (tree_code_type): Remove.
15267 (tree_code_length, tree_code_name): Remove.
15268 * java/java-tree.h (enum java_tree_code): Remove.
15269 * java/lang.c (tree_code_type): Remove.
15270 (tree_code_length, tree_code_name): Remove.
15271 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15272 * objc/objc-act.h (enum objc_tree_code): Remove.
15273 * objc/objc-lang.c (tree_code_type): Remove.
15274 (tree_code_length, tree_code_name): Remove.
15275 * objcp/objcp-lang.c (tree_code_type): Remove.
15276 (tree_code_length, tree_code_name): Remove.
15277 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15278 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15279 * ada/misc.c (tree_code_type): Remove.
15280 (tree_code_length, tree_code_name): Remove.
15282 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15284 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15285 the grand_bitmap_obstack.
15287 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15289 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15290 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15291 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15292 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15293 move_stmt_r, new_label_mapper): Likewise.
15294 * tree-complex.c (cvc_lookup): Likewise.
15295 * tree-dfa.c (create_function_ann): Likewise.
15296 * tree-dump.c (dump_register): Likewise.
15297 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15298 find_phi_replacement_condition): Likewise.
15299 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15300 tree_function_versioning): Likewise.
15301 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15302 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15303 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15304 get_nonlocal_debug_decl, convert_nonlocal_reference,
15305 convert_nonlocal_omp_clauses, get_local_debug_decl,
15306 convert_local_reference, convert_local_omp_clauses,
15307 convert_nl_goto_reference, convert_nl_goto_receiver,
15308 convert_tramp_reference, convert_call_expr): Likewise.
15309 * tree-outof-ssa.c (contains_tree_r): Likewise.
15310 * tree-parloops.c (reduction_phi, initialize_reductions,
15311 eliminate_local_variables_1, add_field_for_reduction,
15312 add_field_for_name, create_phi_for_local_result,
15313 create_call_for_reduction_1, create_loads_for_reductions,
15314 create_stores_for_reduction, create_loads_and_stores_for_name):
15316 * tree-phinodes.c (allocate_phi_node): Likewise.
15317 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15318 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15319 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15320 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15321 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15322 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15323 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15324 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15325 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15326 vn_nary_op_insert): Likewise.
15327 * tree-ssa.c (redirect_edge_var_map_add,
15328 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15329 * tree-vectorizer.c (vectorize_loops): Likewise.
15330 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15331 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15332 tree_cons_stat, build1_stat, build_variant_type_copy,
15333 decl_init_priority_lookup, decl_fini_priority_lookup,
15334 decl_priority_info, decl_restrict_base_lookup,
15335 decl_restrict_base_insert, decl_debug_expr_lookup,
15336 decl_debug_expr_insert, decl_value_expr_lookup,
15337 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15338 type_hash_add, get_file_function_name, tree_check_failed,
15339 tree_not_check_failed, tree_range_check_failed,
15340 omp_clause_range_check_failed, build_omp_clause,
15341 build_vl_exp_stat): Likewise.
15342 * value-prof.c (gimple_histogram_value,
15343 gimple_duplicate_stmt_histograms): Likewise.
15344 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15345 unshare_variable, variable_union_info_cmp_pos, variable_union,
15346 dataflow_set_different_1, dataflow_set_different_2,
15347 vt_find_locations, variable_was_changed, set_variable_part,
15348 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15349 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15350 section_entry_hash, object_block_entry_eq,
15351 object_block_entry_hash, create_block_symbol,
15352 initialize_cold_section_name, default_function_rodata_section,
15353 strip_reg_name, set_user_assembler_name, const_desc_eq,
15354 build_constant_desc, output_constant_def, lookup_constant_def,
15355 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15356 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15357 default_internal_label): Likewise.
15358 * varray.c (varray_init, varray_grow): Likewise.
15359 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15361 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15363 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15364 operators for "test" insn. Macroize insn using SWI mode macro.
15365 (*jcc_fused_2): Ditto.
15366 (*jcc_fused_3): Macroize insn using SWI mode macro.
15367 (*jcc_fused_4): Ditto.
15369 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15371 * tree-ssa-pre.c: Fix typo in comment.
15372 (init_antic, fini_antic): Add explicit funtions for
15373 initializing and deinitializing ANTIC and AVAIL sets.
15374 (create_expression_by_pieces): Fix typo in comment.
15375 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15376 (execute_pre): Eventually dump details about ANTIC_IN.
15378 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15380 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15381 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15382 add_to_obstack, file_at_path, find_a_file, execute,
15383 add_preprocessor_option, add_assembler_option, add_linker_option,
15384 process_command, insert_wrapper, do_option_spec, do_self_spec,
15385 spec_path, do_spec_1, is_directory, main, used_arg,
15386 getenv_spec_function): Likewise.
15387 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15388 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15391 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15393 * doc/rtl.texi: Updated subreg section.
15395 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15398 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15399 node->needed and node->reachable.
15400 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15401 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15402 (expand_task_call): Don't call expand_task_copyfn.
15403 (expand_task_copyfn): Renamed to...
15404 (finalize_task_copyfn): ... this.
15406 2008-06-19 Jan Hubicka <jh@suse.cz>
15408 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15409 clobbering framepointer.
15411 2008-06-19 Jan Hubicka <jh@suse.cz>
15413 * tree-optimize.c (execute_early_local_optimizations): Set
15414 cgraph_state only at first invocation.
15416 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15418 * system.h (-Wc++-compat): Activate as a warning, no an error.
15420 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15422 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15423 instead of "#" in insn asm template.
15424 (*jcc_fused_2): Ditto.
15426 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15428 * config/i386/i386.h (ix86_tune_indices)
15429 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15430 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15431 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15432 (*jcc_fused_2): Ditto.
15433 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15434 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15435 (print operand): Handle 'E' and 'e' code.
15437 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15439 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15440 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15441 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15443 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15445 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15447 (cgraph_expand_function): Use local copy of decl.
15448 (cgraph_expand_all_functions): Remove redundant initialization of
15450 (cgraph_optimize): Reword internal_error message.
15452 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15454 * arm-protos.h (arm_return_in_memory): Remove public
15455 arm_return_in_memory() prototype.
15456 * arm.c (arm_return_in_memory): Add static prototype, add target
15457 hook macro, change definition and comments.
15458 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15460 2008-06-19 Ben Elliston <bje@au.ibm.com>
15462 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15463 real.c: Remove references to IEEE 754R.
15464 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15465 * doc/libgcc.texi (Decimal float library routines): Likewise.
15467 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15469 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15470 (default_unwind_word_mode): Add prototype.
15471 * targhooks.c (default_unwind_word_mode): New function.
15472 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15473 instead of word_mode.
15474 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15475 (TARGET_INITIALIZER): Use it.
15477 * c-common.c (handle_mode_attribute): Support "unwind_word"
15479 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15481 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15482 word_mode to access SjLj_Function_Context member "data".
15483 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15484 conversion from targetm.eh_return_filter_mode () to
15485 targetm.unwind_word_mode () if they differ.
15487 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15488 (BT_FN_UNWINDWORD_PTR): New function type.
15489 (BT_FN_WORD_PTR): Remove.
15490 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15491 * except.c (expand_builtin_extend_pointer): Convert pointer to
15492 targetm.unwind_word_mode () instead of word_mode.
15494 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15495 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15496 (spu_unwind_word_mode): New function.
15497 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15498 (TARGET_UNWIND_WORD_MODE): Define.
15499 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15501 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15503 * config/spu/spu.c (reg_align): Remove.
15504 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15505 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15506 (spu_split_store): Likewise.
15508 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15510 * gcc/tree-vn.c: Fix typo in comment.
15512 2008-06-18 Jan Hubicka <jh@suse.cz>
15514 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15515 toplevel reorder too.
15517 2008-06-18 Jan Hubicka <jh@suse.cz>
15519 * c-opts.c (c_common_post_options): PCH is not compatible with
15521 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15522 -fno-toplevel-reorder by default now.
15524 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15526 PR documentation/30739
15527 * doc/install.texi (Prerequisites): Document dependency on awk.
15529 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15530 Ian Lance Taylor <iant@google.com>
15532 PR rtl-optimization/35604
15533 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15534 only want to change jump destinations, not eventual label comparisons.
15536 2008-06-16 Jan Hubicka <jh@suse.cz>
15538 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15540 (cgraph_analyze_function): Likewise.
15542 2008-06-16 Jan Hubicka <jh@suse.cz>
15544 * cgraph.h (cgraph_mark_if_needed): New function.
15545 * cgraphunit.c (cgraph_mark_if_needed): New function.
15546 * c-decl.c (duplicate_decl): Use it.
15548 2008-06-16 Jan Hubicka <jh@suse.cz>
15550 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15553 2008-06-16 Jan Hubicka <jh@suse.cz>
15555 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15557 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15558 Kazu Hirata <kazu@codesourcery.com>
15559 Maxim Kuvyrkov <maxim@codesourcery.com
15561 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15562 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15563 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15564 EXTRA_SPEC_FUNCTIONS.
15565 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15566 (DRIVER_SELF_SPECS): Adjust.
15567 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15568 * config/mips/st.h, config/mips/t-st: New.
15569 * config/mips/driver-native.c, config/mips/x-native: New.
15570 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15573 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15575 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15577 (ISA_HAS_FP_CONDMOVE): New macro.
15578 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15579 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15580 (ISA_HAS_NMADD3_NMSUB3): New macro.
15581 * config/mips/mips.c (mips_rtx_costs): Update.
15582 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15583 compiling for ST Loongson 2E/2F.
15584 (madd<mode>): Rename to madd4<mode>. Update.
15585 (madd3<mode>): New pattern.
15586 (msub<mode>): Rename to msub4<mode>. Update.
15587 (msub3<mode>): New pattern.
15588 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15589 (nmadd3<mode>): New pattern.
15590 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15591 (nmadd3<mode>_fastmath): New pattern.
15592 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15593 (nmsub3<mode>): New pattern.
15594 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15595 (nmsub3<mode>_fastmath): New pattern.
15596 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15598 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15600 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15601 (DF_REF_INSN_INFO): New.
15602 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15603 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15604 with a NULL DF_REF_INSN_INFO.
15605 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15607 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15608 DF_INSN_INFO_EQ_USES): New.
15609 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15610 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15611 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15612 * df-core.c: Update comment for above changes.
15613 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15614 DF_INSN_UID_* macros.
15615 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15616 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15617 insn rtx. Update all callers.
15618 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15619 df_ref_create_structure, df_insn_refs_collect): Likewise.
15620 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15621 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15622 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15623 macros to access the insn refs.
15624 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15625 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15626 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15627 for accessing the refs.
15628 (try_fwprop_subst): Likewise.
15629 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15630 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15631 for accessing the refs.
15632 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15633 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15634 to look at the insn refs.
15635 (record_uses): Likewise.
15636 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15638 (mark_artificial_uses): Don't mark_insn for artificial refs.
15639 (mark_reg_rependencies): Likewise.
15641 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15643 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15645 * configure: Regenerate.
15647 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15649 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15650 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15651 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15653 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15655 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15656 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15657 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15659 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15661 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15662 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15663 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15665 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15667 * tree-ssa-sccvn.c: Fix format of comments.
15669 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15671 * cgraph.c: Remove unneeded forward declarations of eq_node()
15674 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15676 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15678 (see_update_relevancy): Likewise.
15679 * fwprop.c (try_fwprop_subst): Likewise.
15680 * rtlanal.c (noop_move_p): Likewise.
15681 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15682 notes to non-existing libcall blocks.
15683 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15685 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15686 (dead_libcall_p): Remove.
15687 (delete_trivially_dead_insns): Don't use it.
15688 * web.c (union_defs): Remove comment about keeping nops.
15689 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15690 (compute_hash_table_work): Don't track libcall notes.
15691 (do_local_cprop): Don't take libcall pointers. Don't update
15693 (adjust_libcall_notes): Deleted.
15694 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15695 ever have existed in the first place).
15696 (replace_store_insn): Don't try to remove libcall notes.
15697 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15698 (resolve_reg_notes): Don't call them.
15699 (resolve_simple_move): Likewise.
15700 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15701 Don't remove REG_RETVAL notes.
15702 * emit-rtl.c (try_split): Don't update libcall notes.
15703 (emit_copy_of_insn_after): Dito.
15704 * cselib.c (cselib_current_insn_in_libcall): Remove.
15705 (cselib_process_insn): Don't set/clear it.
15706 (new_elt_loc_list): Don't record it.
15707 (cselib_init): Don't initialize it.
15708 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15709 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15711 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15712 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15713 (init_deps): Don't initialize it.
15714 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15715 * combine.c (delete_noop_moves): Don't update libcall notes.
15716 (can_combine_p): Remove now pointless #if 0 block.
15717 (try_combine): Remove another obsolete #if 0 block.
15718 (distribute_notes): Don't distribute libcall notes.
15719 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15720 * dce.c (libcall_dead_p): Remove.
15721 (delete_unmarked_insns): Don't handle libcall blocks.
15722 (preserve_libcall_for_dce): Remove.
15723 (prescan_insns_for_dce): Don't special-case libcall block insns.
15724 * reload1 (reload): Don't handle libcall notes.
15725 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15728 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15730 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15731 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15732 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15734 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15736 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15737 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15738 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15740 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15742 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15744 2008-06-16 Ira Rosen <irar@il.ibm.com>
15746 PR tree-optimization/36493
15747 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15748 the arguments list. Use VECTYPE to create vector pointer.
15749 (vectorizable_store): Fail if accesses through a pointer to vectype
15750 do not alias the original memory reference operands.
15751 Call vect_create_data_ref_ptr without the removed argument.
15752 (vectorizable_load): Likewise.
15753 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15756 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15759 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15760 reg_equiv_constant.
15762 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15764 * config/mips/loongson2ef.md: New file.
15765 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15766 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15767 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15768 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15769 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15771 (loongson2ef.md): New include.
15772 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15773 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15774 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15775 (loongson_gt_<mode>, loongson_extract_halfword)
15776 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15777 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15778 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15779 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15780 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15781 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15782 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15783 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15784 (vec_interleave_low<mode>): Define type attribute.
15785 * config/mips/mips.c (mips_ls2): New static variable.
15786 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15787 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15788 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15789 Implement target scheduling hooks.
15790 (mips_multipass_dfa_lookahead): Update to handle tuning for
15792 (mips_sched_init): Initialize data for Loongson scheduling.
15793 (mips_ls2_variable_issue): New static function.
15794 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15796 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15797 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15798 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15799 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15800 Handle ST Loongson 2E/2F cores.
15801 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15803 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15805 * omp-low.c (extract_omp_for_data): Fix comment typo.
15808 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15810 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15811 FIXME note about gcc/config.guess.
15812 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15813 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15814 * doc/cppopts.texi: Likewise.
15815 * doc/extend.texi: Likewise.
15816 * doc/gcc.texi: Likewise.
15817 * doc/gccint.texi: Likewise.
15818 * doc/gcov.texi: Likewise.
15819 * doc/gty.texi: Likewise.
15820 * doc/hostconfig.texi: Likewise.
15821 * doc/install.texi: Likewise.
15822 * doc/invoke.texi: Likewise.
15823 * doc/loop.texi: Likewise.
15824 * doc/makefile.texi: Likewise.
15825 * doc/md.texi: Likewise.
15826 * doc/passes.texi: Likewise.
15827 * doc/tm.texi: Likewise.
15828 * doc/tree-ssa.texi: Likewise.
15829 * doc/trouble.texi: Likewise.
15831 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15832 Nathan Sidwell <nathan@codesourcery.com>
15833 Maxim Kuvyrkov <maxim@codesourcery.com>
15834 Richard Sandiford <rdsandiford@googlemail.com>
15836 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15837 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15838 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15840 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15841 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15842 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15844 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15845 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15846 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15847 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15848 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15849 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15850 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15851 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15852 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15853 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15854 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15855 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15856 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15857 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15858 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15859 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15860 (mips_builtins): Add Loongson builtins.
15861 (mips_loongson_2ef_bdesc): New.
15862 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15863 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15864 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15865 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15867 (mips_expand_vector_init): New.
15868 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15869 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15871 * config/mips/mips.md: Add unspec numbers for Loongson
15872 builtins. Include loongson.md.
15873 (MOVE64): Include Loongson vector modes.
15874 (SPLITF): Include Loongson vector modes.
15875 (HALFMODE): Handle Loongson vector modes.
15876 * config/mips/loongson.md: New.
15877 * config/mips/loongson.h: New.
15878 * config.gcc: Add loongson.h header for mips*-*-* targets.
15879 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15881 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15883 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15884 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15885 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15886 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15887 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15888 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15889 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15890 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15891 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15892 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15893 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15894 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15895 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15896 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15897 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15898 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15899 Remove use_fixproto=yes.
15900 (ia64*-*-hpux*): Remove comment about using fixproto.
15901 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15903 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15905 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15907 * configure: Regenerate.
15909 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15911 PR middle-end/36520
15912 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15913 before evaluating it.
15915 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15918 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15919 nested inline functions.
15920 (start_decl, start_function): Don't invert DECL_EXTERNAL
15921 for nested inline functions.
15923 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15925 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15926 splits that must be made for correctness.
15928 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15930 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15931 (AVAIL_NON_MIPS16): Likewise.
15932 (mips_builtin_description): Replace target_flags with a predicate.
15933 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15934 (dspr2_32): New availability predicates.
15935 (MIPS_BUILTIN): New macro.
15936 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15937 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15938 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15939 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15940 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15941 (mips_dsp_32only_bdesc): Merge into...
15942 (mips_builtins): ...this new array.
15943 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15944 (mips_init_builtins): Update after above changes.
15945 (mips_expand_builtin_1): Merge into...
15946 (mips_expand_builtin): ...here and update after above changes.
15948 2008-06-12 Paul Brook <paul@codesourcery.com>
15950 * longlong.h (__arm__): Define count_leading_zeros.
15951 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15952 (clzsi2, clzdi2): New functions.
15953 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15954 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15955 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15956 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15957 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15958 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15959 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15960 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15961 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15962 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15964 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15966 * config/m68k/m68k.c (m68k_tune_flags): New.
15967 (override_options): Compute m68k_tune_flags.
15968 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15969 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15971 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15973 PR middle-end/36506
15974 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15976 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15978 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15979 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15981 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15983 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15984 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15986 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15988 PR middle-end/36506
15989 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15992 2008-06-12 Richard Guenther <rguenther@suse.de>
15994 PR tree-optimization/36345
15995 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15996 add memory_tag_needed flag.
15997 (may_alias_p): Declare.
15998 * tree-ssa-alias.c (may_alias_p): Export.
15999 (set_initial_properties): Use memory_tag_needed flag.
16000 (update_reference_counts): Likewise.
16001 (reset_alias_info): Reset memory_tag_needed flag.
16002 (create_name_tags): Check memory_tag_needed flag.
16003 (dump_points_to_info_for): Dump it.
16004 * tree-ssa-structalias.c (struct variable_info): Remove
16005 directly_dereferenced flag.
16006 (new_var_info): Do not initialize it.
16007 (process_constraint_1): Do not set it.
16008 (update_alias_info): Set is_dereferenced flag.
16009 (set_uids_in_ptset): Use may_alias_p.
16010 (set_used_smts): Check memory_tag_needed flag.
16011 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16012 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16013 memory_tag_needed flag.
16014 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16015 from broken design.
16017 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16019 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16020 red zone for w64 abi.
16021 (ix86_expand_prologue): Likewise.
16022 (ix86_force_to_memory): Likewise.
16023 (ix86_free_from_memory): Likewise.
16025 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16028 * config/rs6000/rs6000.c (rs6000_override_options): Set
16029 rs6000_isel conditionally to the absence of comand line override.
16030 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16031 Remove duplicate rs6000_isel setting.
16032 * config/rs6000/eabispe.h: Ditto.
16034 2008-06-11 Richard Guenther <rguenther@suse.de>
16036 * alias.c (get_alias_set): Use the element alias-set for arrays.
16037 (record_component_aliases): For arrays and vectors do nothing.
16038 * c-common.c (strict_aliasing_warning): Handle the cases
16039 of alias set zero explicitly.
16040 * Makefile.in (dfp.o-warn): Add -Wno-error.
16042 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16044 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16046 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16047 tune_32 tune_64 to supported_defaults. Allow values not
16048 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16049 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16050 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16051 with_cpu_64 to generic for 64-bit-supporting configurations, not
16052 with_cpu. Remove FIXMEs.
16053 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16054 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16055 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16056 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16057 arch_32 and arch_64.
16059 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16060 Olivier Hainque <hainque@adacore.com>
16062 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16063 Use DECL_SIZE_UNIT to retrieve the size of the field.
16065 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16067 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16068 with function calls after declarations. Lay out
16069 neon_float_type_node before further use.
16071 2008-06-11 Richard Guenther <rguenther@suse.de>
16073 * tree-flow.h (may_point_to_global_var): Declare.
16074 * tree-ssa-alias.c (may_point_to_global_var): New function.
16075 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16077 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16079 * configure.ac: Teach that fido supports .debug_line.
16080 * configure: Regenerate.
16082 2008-06-10 Tom Tromey <tromey@redhat.com>
16084 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16087 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16089 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16090 (encode_decimal64, decode_decimal64, encode_decimal128,
16091 decode_decimal128): Reverse order of 32-bit parts of value if host
16092 and target endianness differ.
16094 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16096 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16097 Avoid division by 0.
16098 (tree_mod_pow2_value_transform): Likewise.
16099 (tree_ic_transform): Likewise.
16100 (tree_stringops_transform): Likewise.
16101 (tree_mod_subtract_transform): Likewise.
16102 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16103 (copy_edges_for_bb): Likewise.
16104 (initialize_cfun): Likewise.
16106 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16108 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16109 nonmemory_operand. Add "N" operand constraint.
16111 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16112 (*jcc_btsi_mask): Ditto.
16113 (*jcc_btsi_mask_1): Ditto.
16115 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16117 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16118 TYPE_CANONICAL for copied element type.
16120 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16123 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16124 Add m_CORE2 and m_GENERIC.
16125 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16126 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16128 (*jcc_btdi_rex64): New instruction and split pattern.
16129 (*jcc_btsi): Ditto.
16130 (*jcc_btsi_1): Ditto.
16131 (*btsq): Fix Intel asm dialect operand order.
16135 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16137 PR middle-end/36447
16138 * simplify-rtx.c (simplify_subreg): Add check for shift count
16141 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16143 * doc/md.texi: Synchronize with later constraints.md change.
16144 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16145 with a C implementation.
16146 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16148 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16149 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16150 when moving to and from MD_REGNUM.
16151 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16152 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16153 Handle byte and halfword moves.
16154 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16156 * config/mips/constraints.md (h): Turn into NO_REGS.
16157 (l, x): Update documentation.
16158 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16159 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16160 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16161 (HILO): New mode iterator.
16163 (any_div): New code iterator.
16164 (u): Extend code attribute to div and udiv.
16165 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16166 d_operand in the splitters. Remove redundant CONST_INT checks.
16167 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16168 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16169 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16170 accordingly, using normal moves instead of unspecs to move LO into
16171 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16172 (<u>mulsidi3): Handle expansion in C code.
16173 (<u>mulsidi3_32bit_internal): Rename to...
16174 (<u>mulsidi3_32bit): ...this.
16175 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16176 (*<u>mulsidi3_64bit): Rename to...
16177 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16178 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16179 to set LO and HI to the multiplication result. Use a normal move
16180 for MFLO and an unspec for MFHI.
16181 (*<u>mulsidi3_64bit_parts): Replace with...
16182 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16183 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16184 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16185 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16186 instead of HI. Split the instruction into a separate multiplication
16187 and MFHI if !TARGET_FIX_R4000.
16188 (<su>muldi3_highpart): Likewise.
16189 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16190 and the "=h" clobber.
16191 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16192 (<u>mulditi3): New expander.
16193 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16194 (madsi): Remove "=h" clobber.
16195 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16196 Force the modulus result to be a GPR and split the instruction into
16197 a division followed by an MFHI after reload.
16198 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16199 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16200 the MIPS16 HIGH define_split.
16201 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16202 of acc<->gpr moves to "multi".
16203 (*movdi_64bit): Replace the single "x" alternative with
16204 alternatives for moving into and out of "a".
16205 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16206 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16207 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16208 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16209 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16210 (movti): New expander.
16211 (*movti, *movti_mips16): New insns.
16212 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16213 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16214 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16215 * config/mips/predicates.md (fpr_operand): Delete.
16216 (d_operand): New predicate.
16218 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16220 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16221 failure on some Bourne shells.
16222 (x86_64-*-*): Ditto.
16224 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16226 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16228 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16230 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16231 (sparc-sun-solaris2*): Likewise.
16233 2008-06-09 Arnaud Charlet <charlet@adacore.com
16235 * doc/install.texi: Update requirements to build the Ada compiler.
16237 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16239 * df-scan.c (struct df_scan_problem_data): Remove the
16240 mw_link_pool alloc pool.
16241 (df_scan_free_internal): Don't free it.
16242 (df_scan_alloc): Don't allocate it.
16243 * df.h (struct df_link): Update comment.
16245 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16247 * except.h: Correct checks for when SJLJ exceptions must be used.
16249 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16251 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16254 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16256 PR tree-optimization/36218
16257 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16258 configure for the build system.
16259 (BUILD_LDFLAGS): Define.
16260 * configure: Regenerate.
16261 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16263 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16266 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16267 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16268 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16270 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16272 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16274 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16276 * config.gcc (Obsolete configurations): Remove list of
16278 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16279 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16280 targets matched by those patterns.
16281 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16282 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16283 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16284 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16285 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16286 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16287 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16288 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16289 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16290 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16291 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16292 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16293 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16294 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16295 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16296 Make code for Solaris 7 and greater unconditional for Solaris.
16297 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16298 Remove --with-* handling.
16299 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16300 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16301 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16302 LINK_OS_WINDISS_SPEC): Remove.
16303 * config/rs6000/sysv4.opt (mwindiss): Remove.
16304 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16305 * configure: Regenerate.
16306 * doc/cpp.texi: Don't mention BeOS.
16307 * doc/extend.texi (interrupt): Don't mention MS1.
16308 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16309 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16310 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16311 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16312 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16314 * doc/invoke.texi (MT Options): Remove.
16315 (-mwindiss): Remove.
16316 (CRIS Options): Remove cris-axis-aout references.
16317 (HPPA Options): Don't mention hppa1.1-*-pro.
16318 * doc/md.texi: (MorphoTech family): Remove.
16319 * libgcc2.c: Don't handle UWIN.
16320 * config/alpha/t-unicosmk: Remove.
16321 * config/alpha/unicosmk.h: Remove.
16322 * config/arm/kaos-arm.h: Remove.
16323 * config/arm/kaos-strongarm.h: Remove.
16324 * config/arm/strongarm-coff.h: Remove.
16325 * config/arm/strongarm-elf.h: Remove.
16326 * config/arm/strongarm-pe.h: Remove.
16327 * config/arm/t-strongarm-pe: Remove.
16328 * config/arm/t-xscale-coff: Remove.
16329 * config/arm/t-xscale-elf: Remove.
16330 * config/arm/xscale-coff.h: Remove.
16331 * config/arm/xscale-elf.h: Remove.
16332 * config/chorus.h: Remove.
16333 * config/cris/aout.h: Remove.
16334 * config/cris/aout.opt: Remove.
16335 * config/cris/t-aout: Remove.
16336 * config/i386/beos-elf.h: Remove.
16337 * config/i386/kaos-i386.h: Remove.
16338 * config/i386/ptx4-i.h: Remove.
16339 * config/i386/sco5.h: Remove.
16340 * config/i386/sco5.opt: Remove.
16341 * config/i386/sysv4-cpp.h: Remove.
16342 * config/i386/sysv5.h: Remove.
16343 * config/i386/t-beos: Remove.
16344 * config/i386/t-sco5: Remove.
16345 * config/i386/t-uwin: Remove.
16346 * config/i386/uwin.asm: Remove.
16347 * config/i386/uwin.h: Remove.
16348 * config/kaos.h: Remove.
16349 * config/mips/windiss.h: Remove.
16350 * config/mt: Remove directory.
16351 * config/pa/pa-osf.h: Remove.
16352 * config/pa/pa-pro-end.h: Remove.
16353 * config/pa/t-pro: Remove.
16354 * config/ptx4.h: Remove.
16355 * config/rs6000/beos.h: Remove.
16356 * config/rs6000/kaos-ppc.h: Remove.
16357 * config/rs6000/t-beos: Remove.
16358 * config/rs6000/windiss.h: Remove.
16359 * config/sh/kaos-sh.h: Remove.
16360 * config/sol2-6.h: Remove.
16361 * config/sparc/sol26-sld.h: Remove.
16362 * config/sparc/sysv4-only.h: Remove.
16363 * config/vax/bsd.h: Remove.
16364 * config/vax/t-memfuncs: Remove.
16365 * config/vax/ultrix.h: Remove.
16366 * config/vax/vaxv.h: Remove.
16367 * config/windiss.h: Remove.
16369 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16371 PR rtl-optimization/36438
16372 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16373 for vector shifts with constant scalar shift operands.
16375 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16377 * doc/invoke.texi: Document -march=xlr.
16378 * config/mips/xlr.md: New file.
16379 * config/mips/mips.md: Include it.
16381 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16382 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16383 (mips_rtx_cost_data): Likewise.
16385 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16387 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16388 PRE_INC and PRE_DEC cases.
16390 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16392 PR rtl-optimization/36419
16393 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16394 the emitting jump insn.
16397 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16398 is not bool, boolify the whole *expr_p and convert to the desired type.
16400 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16402 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16403 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16404 Add omp_private_outer_ref hook, add another argument to
16405 omp_clause_default_ctor hook.
16406 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16407 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16408 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16409 hook_tree_tree_tree_tree_null.
16410 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16411 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16412 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16413 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16414 * tree.def (OMP_TASK): New tree code.
16415 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16416 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16417 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16418 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16419 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16420 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16421 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16422 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16423 (OMP_DIRECTIVE_P): Add OMP_TASK.
16424 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16425 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16426 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16427 and OMP_CLAUSE_UNTIED entries.
16428 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16430 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16431 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16432 * tree-pretty-print.c (dump_omp_clause): Handle
16433 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16434 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16435 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16436 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16437 warning about unsigned iterators. Change decl/init/cond/incr
16438 arguments to TREE_VECs, check arguments for all collapsed loops.
16439 (c_finish_omp_taskwait): New function.
16440 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16442 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16443 default_function_array_conversion on init. Add par_clauses argument.
16444 If decl is present in parallel's lastprivate clause, change it to
16445 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16446 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16447 collapse count in clauses.
16448 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16449 c_parser_omp_for_loop callers.
16450 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16451 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16452 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16453 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16455 (c_parser_omp_clause_schedule): Handle schedule(auto).
16456 Include correct location in the error message.
16457 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16458 and PRAGMA_OMP_CLAUSE_UNTIED.
16459 (OMP_TASK_CLAUSE_MASK): Define.
16460 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16461 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16462 * tree-nested.c (convert_nonlocal_omp_clauses,
16463 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16464 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16465 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16466 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16468 (conver_nonlocal_reference, convert_local_reference,
16469 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16470 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16471 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16472 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16473 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16474 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16475 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16476 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16477 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16479 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16480 * c-common.h (c_finish_omp_taskwait): New prototype.
16481 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16482 * tree-parloops.c (create_parallel_loop): Create 1 entry
16483 vectors for OMP_FOR_{INIT,COND,INCR}.
16484 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16485 (make_edges): Handle OMP_TASK.
16486 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16487 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16488 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16489 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16490 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16491 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16492 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16493 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16494 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16495 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16496 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16497 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16498 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16499 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16500 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16501 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16502 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16503 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16504 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16505 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16506 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16507 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16508 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16509 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16510 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16511 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16512 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16513 original iterator is present in lastprivate clause or if
16514 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16515 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16516 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16517 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16518 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16519 if it is set, lookup var in outer contexts too. Handle
16520 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16521 to be implicitly determined firstprivate for task regions.
16522 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16523 if it is set, lookup var in outer contexts too. Set
16524 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16525 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16526 OMP_CLAUSE_UNTIED. Take region_type as last argument
16527 instead of in_parallel and in_combined_parallel.
16528 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16530 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16531 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16532 (new_omp_context): Set default_kind to
16533 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16534 (omp_region_type): New enum.
16535 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16536 fields, add region_type.
16537 (new_omp_context): Take region_type as argument instead of is_parallel
16538 and is_combined_parallel.
16539 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16540 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16541 ctx->is_combined_parallel checks.
16542 (gimplify_omp_task): New function.
16543 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16545 * omp-low.c (extract_omp_for_data): Use schedule(static)
16546 for schedule(auto). Handle pointer and unsigned iterators.
16547 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16548 Add loops argument. Extract data for collapsed OMP_FOR loops.
16549 (expand_parallel_call): Assert sched_kind isn't auto,
16550 map runtime schedule to index 3.
16551 (struct omp_for_data_loop): New type.
16552 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16553 Add loop, loops, collapse and iter_type fields.
16554 (workshare_safe_to_combine_p): Disallow combined for if
16555 iter_type is unsigned long long. Don't combine collapse > 1 loops
16556 unless all bounds and steps are constant. Adjust extract_omp_for_data
16558 (expand_omp_for_generic): Handle pointer, unsigned and long long
16559 iterators. Handle collapsed OMP_FOR loops. Adjust
16560 for struct omp_for_data changes. If libgomp function doesn't return
16561 boolean_type_node, add comparison of the return value with 0.
16562 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16563 pointer, unsigned and long long iterators. Adjust for struct
16564 omp_for_data changes.
16565 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16566 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16567 unsigned long long. Allocate loops array, pass it to
16568 extract_omp_for_data. For collapse > 1 loops use always
16569 expand_omp_for_generic.
16570 (omp_context): Add sfield_map and srecord_type fields.
16571 (is_task_ctx, lookup_sfield): New functions.
16572 (use_pointer_for_field): Use is_task_ctx helper. Change first
16573 argument's type from const_tree to tree. Clarify comment.
16574 In OMP_TASK disallow copy-in/out sharing.
16575 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16576 (install_var_field): Add mask argument. Populate both record_type
16577 and srecord_type if needed.
16578 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16580 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16581 and DECL_FIELD_OFFSET.
16582 (scan_sharing_clauses): Adjust install_var_field callers. For
16583 firstprivate clauses on explicit tasks allocate the var by value in
16584 record_type unconditionally, rather than by reference.
16585 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16586 Use is_taskreg_ctx instead of is_parallel_ctx.
16587 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16588 (create_omp_child_function_name): Add task_copy argument, use
16589 *_omp_cpyfn* names if it is true.
16590 (create_omp_child_function): Add task_copy argument, if true create
16591 *_omp_cpyfn* helper function.
16592 (scan_omp_parallel): Adjust create_omp_child_function callers.
16593 Rename parallel_nesting_level to taskreg_nesting_level.
16594 (scan_omp_task): New function.
16595 (lower_rec_input_clauses): Don't run constructors for firstprivate
16596 explicit task vars which are initialized by *_omp_cpyfn*.
16597 Pass outer var ref to omp_clause_default_ctor hook if
16598 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16599 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16600 OMP_CLAUSE_REDUCTION_INIT.
16601 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16602 avoid duplicate setting of fields. Handle
16603 OMP_CLAUSE_PRIVATE_OUTER_REF.
16604 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16605 copy-out if TREE_READONLY, only copy-in.
16606 (expand_task_copyfn): New function.
16607 (expand_task_call): New function.
16608 (struct omp_taskcopy_context): New type.
16609 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16611 (lower_omp_parallel): Rename to...
16612 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16613 Call create_task_copyfn if srecord_type is needed. Adjust
16615 (task_shared_vars): New variable.
16616 (check_omp_nesting_restrictions): Warn if work-sharing,
16617 barrier, master or ordered region is closely nested inside OMP_TASK.
16618 Add warnings for barrier if closely nested inside of work-sharing,
16619 ordered, or master region.
16620 (scan_omp_1): Call check_omp_nesting_restrictions even for
16621 GOMP_barrier calls. Rename parallel_nesting_level to
16622 taskreg_nesting_level. Handle OMP_TASK.
16623 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16624 work-sharing construct, continue looking for them on parent parallel
16626 (lower_omp_for_lastprivate): Add lastprivate clauses
16627 to the beginning of dlist rather than end. Adjust for struct
16628 omp_for_data changes.
16629 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16630 not after it. Handle collapsed OMP_FOR loops, adjust for
16631 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16632 (get_ws_args_for): Adjust extract_omp_for_data caller.
16633 (scan_omp_for): Handle collapsed OMP_FOR
16634 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16635 (lower_omp_single_simple): If libgomp function doesn't return
16636 boolean_type_node, add comparison of the return value with 0.
16637 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16638 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16639 (parallel_nesting_level): Rename to...
16640 (taskreg_nesting_level): ... this.
16641 (is_taskreg_ctx): New function.
16642 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16643 of is_parallel_ctx.
16644 (execute_lower_omp): Rename parallel_nesting_level to
16645 taskreg_nesting_level.
16646 (expand_omp_parallel): Rename to...
16647 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16648 Call omp_task_call for OMP_TASK regions.
16649 (expand_omp): Adjust caller, handle OMP_TASK.
16650 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16652 * bitmap.c (bitmap_default_obstack_depth): New variable.
16653 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16654 if argument is NULL and bitmap_default_obstack is already initialized.
16655 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16657 * matrix-reorg.c (matrix_reorg): Likewise.
16659 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16661 * config/i386/i386.md (*indirect_jump): Macroize using P
16662 mode iterator. Remove !TARGET_64BIT from insn constraints.
16663 (*tablejump_1): Ditto.
16664 (*indirect_jump_rex64): Remove insn pattern.
16665 (*tablejump_1_rex64): Ditto.
16666 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16667 and eh_return_si insn patterns.
16669 2008-06-06 Richard Guenther <rguenther@suse.de>
16671 * tree-ssa-structalias.c (merge_smts_into): Remove.
16672 (find_what_p_points_to): Do not bother to compute the
16673 points-to set for pt_anything pointers.
16674 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16675 for pt_anything pointers is ok.
16677 2008-06-06 Jan Hubicka <jh@suse.cz>
16679 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16681 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16683 * cgraph.c: Fix typos in comments.
16684 (cgraph_availability_names): Fix string typo.
16685 * fold-const.c: Fix typos in comments.
16686 (fold_binary): Fix typo in warning.
16687 * genautomata.c: Fix typos in comments.
16688 (check_presence_pattern_sets): Fix typo in local variable.
16689 (output_description): Fix typo in output.
16690 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16691 * hwint.h: Likewise.
16692 * matrix-reorg.c (check_allocation_function): Likewise.
16693 * omega.c (smooth_weird_equations): Likewise.
16694 * auto-inc-dec.c: Fix typos in comments.
16695 * bb-reorder.c: Likewise.
16696 * builtins.c: Likewise.
16697 * c-common.c: Likewise.
16698 * c-cppbuiltin.c: Likewise.
16699 * c-parser.c: Likewise.
16700 * c-pretty-print.c: Likewise.
16701 * cfgcleanup.c: Likewise.
16702 * cfgexpand.c: Likewise.
16703 * cfghooks.c: Likewise.
16704 * cfglayout.c: Likewise.
16705 * cfgloopmanip.c: Likewise.
16706 * cgraphunit.c: Likewise.
16707 * coverage.c: Likewise.
16708 * dbxout.c: Likewise.
16709 * df-byte-scan.c: Likewise.
16710 * df-core.c: Likewise.
16711 * df-problems.c: Likewise.
16712 * df-scan.c: Likewise.
16714 * dominance.c: Likewise.
16715 * domwalk.c: Likewise.
16717 * dwarf2out.c: Likewise.
16718 * emit-rtl.c: Likewise.
16719 * et-forest.c: Likewise.
16720 * function.c: Likewise.
16721 * function.h: Likewise.
16723 * gcov-io.c: Likewise.
16724 * gcov.c: Likewise.
16725 * gcse.c: Likewise.
16726 * genattrtab.c: Likewise.
16727 * ggc-page.c: Likewise.
16728 * gimplify.c: Likewise.
16729 * gthr-lynx.h: Likewise.
16730 * haifa-sched.c: Likewise.
16731 * ipa-cp.c: Likewise.
16732 * ipa-inline.c: Likewise.
16733 * ipa-prop.h: Likewise.
16734 * ipa-pure-const.c: Likewise.
16735 * ipa-struct-reorg.c: Likewise.
16736 * ipa-struct-reorg.h: Likewise.
16737 * ipa-type-escape.c: Likewise.
16739 * loop-doloop.c: Likewise.
16740 * mips-tfile.c: Likewise.
16741 * mkmap-flat.awk: Likewise.
16742 * mkmap-symver.awk: Likewise.
16743 * modulo-sched.c: Likewise.
16744 * omp-low.c: Likewise.
16745 * optabs.c: Likewise.
16746 * optabs.h: Likewise.
16747 * opts.c: Likewise.
16748 * passes.c: Likewise.
16749 * postreload-gcse.c: Likewise.
16750 * postreload.c: Likewise.
16751 * predict.c: Likewise.
16752 * pretty-print.h: Likewise.
16753 * profile.c: Likewise.
16754 * protoize.c: Likewise.
16755 * ra-conflict.c: Likewise.
16756 * real.c: Likewise.
16757 * recog.c: Likewise.
16758 * regclass.c: Likewise.
16759 * regs.h: Likewise.
16760 * reload.c: Likewise.
16761 * rtl-error.c: Likewise.
16762 * rtlanal.c: Likewise.
16763 * scan.h: Likewise.
16764 * sched-rgn.c: Likewise.
16766 * stmt.c: Likewise.
16767 * target.h: Likewise.
16768 * tree-dfa.c: Likewise.
16769 * tree-eh.c: Likewise.
16770 * tree-flow-inline.h: Likewise.
16771 * tree-inline.c: Likewise.
16772 * tree-into-ssa.c: Likewise.
16773 * tree-loop-distribution.c: Likewise.
16774 * tree-nested.c: Likewise.
16775 * tree-parloops.c: Likewise.
16776 * tree-pass.h: Likewise.
16777 * tree-pretty-print.c: Likewise.
16778 * tree-profile.c: Likewise.
16779 * tree-scalar-evolution.c: Likewise.
16780 * tree-sra.c: Likewise.
16781 * tree-ssa-alias-warnings.c: Likewise.
16782 * tree-ssa-ccp.c: Likewise.
16783 * tree-ssa-coalesce.c: Likewise.
16784 * tree-ssa-dom.c: Likewise.
16785 * tree-ssa-dse.c: Likewise.
16786 * tree-ssa-forwprop.c: Likewise.
16787 * tree-ssa-live.c: Likewise.
16788 * tree-ssa-live.h: Likewise.
16789 * tree-ssa-loop-im.c: Likewise.
16790 * tree-ssa-loop-ivopts.c: Likewise.
16791 * tree-ssa-loop-niter.c: Likewise.
16792 * tree-ssa-loop-prefetch.c: Likewise.
16793 * tree-ssa-phiopt.c: Likewise.
16794 * tree-ssa-phiprop.c: Likewise.
16795 * tree-ssa-sccvn.c: Likewise.
16796 * tree-ssa-ter.c: Likewise.
16797 * tree-ssa-threadupdate.c: Likewise.
16798 * tree-ssa.c: Likewise.
16799 * tree-vect-analyze.c: Likewise.
16800 * tree-vect-transform.c: Likewise.
16801 * tree-vectorizer.c: Likewise.
16802 * tree-vn.c: Likewise.
16803 * tree-vrp.c: Likewise.
16804 * tree.c: Likewise.
16805 * tree.def: Likewise.
16806 * tree.h: Likewise.
16807 * unwind-dw2-fde.c: Likewise.
16808 * unwind.inc: Likewise.
16809 * value-prof.c: Likewise.
16810 * vmsdbgout.c: Likewise.
16812 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16814 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16815 always place FP constants in the TOC for TARGET_POWERPC64.
16816 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16818 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16820 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16821 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16822 enable for TARGET_E500_DOUBLE.
16823 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16824 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16825 floating-point modes like integer modes for E500 double.
16826 (rs6000_legitimate_offset_address_p): Likewise.
16827 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16828 addressing for DDmode for E500 double.
16829 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16830 modes as using 64-bits of registers for E500 double.
16831 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16832 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16833 specially for E500 double.
16834 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16835 TDmode for E500 double.
16836 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16837 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16838 (rs6000_split_multireg_move): Do not handle TDmode specially for
16840 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16841 using 64-bit registers for E500 double.
16842 (emit_frame_save): Do not handle DDmode specially for E500 double.
16843 (gen_frame_mem_offset): Likewise.
16844 (rs6000_function_value): Do not call spe_build_register_parallel
16845 for DDmode or TDmode.
16846 (rs6000_libcall_value): Likewise.
16847 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16848 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16851 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16853 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16856 2008-06-04 Junjie Gu <jgu@tensilica.com>
16858 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16859 comparison for frame pointers.
16861 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16864 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16866 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16869 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16870 register is already smaller or equal to required mode.
16872 2008-06-04 Xinliang David Li <davidxl@google.com>
16874 * tree-call-cdce.c: New file.
16875 (cond_dead_built_in_calls): New static variable.
16876 (input_domain): New struct.
16877 (check_pow): New function.
16878 (check_builtin_call): Ditto.
16879 (check_target_format): Ditto.
16880 (is_call_dce_candidate): Ditto.
16881 (gen_one_condition): Ditto.
16882 (gen_conditions_for_domain): Ditto.
16883 (get_domain): Ditto.
16884 (gen_conditions_for_pow_cst_base): Ditto.
16885 (gen_conditions_for_pow_int_base): Ditto.
16886 (gen_conditions_for_pow): Ditto.
16887 (get_no_error_domain): Ditto.
16888 (gen_shrink_wrap_conditions): Ditto.
16889 (shrink_wrap_one_built_in_call): Ditto.
16890 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16891 (tree_call_cdce): Ditto.
16892 (gate_call_cdce): Ditto.
16893 (pass_call_cdce): New gimple pass.
16894 * passes.c: (init_optimization_passes): New pass.
16895 * tree-pass.h: New pass declaration.
16896 * opts.c (decode_options): New flag setting.
16897 * common.opt: Add -ftree-builtin-call-dce flag.
16898 * Makefile.in: Add new source file.
16899 * tempvar.def: New tv_id.
16900 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16902 2008-06-04 Richard Guenther <rguenther@suse.de>
16904 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16905 (is_call_clobbered): Always check var_ann->call_clobbered.
16906 (mark_call_clobbered): Always set var_ann->call_clobbered.
16907 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16908 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16909 (reset_alias_info): Clear call clobbering info on MTAGs and
16911 (set_pt_anything): Set pt_global_mem.
16912 (create_tag_raw): Adjust comment.
16913 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16915 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16916 Maxim Kuvyrkov <maxim@codesourcery.com>
16918 * config/m68k/m68k.opt (mxgot): New option.
16919 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16920 (m68k_output_addr_const_extra): New.
16921 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16922 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16923 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16924 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16926 2008-06-04 Richard Guenther <rguenther@suse.de>
16928 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16929 negative or non-representable offsets.
16931 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16933 * config/i386/i386.c (ix86_gen_leave): New.
16934 (ix86_gen_pop1): Likewise.
16935 (ix86_gen_add3): Likewise.
16936 (ix86_gen_sub3): Likewise.
16937 (ix86_gen_sub3_carry): Likewise.
16938 (ix86_gen_one_cmpl2): Likewise.
16939 (ix86_gen_monitor): Likewise.
16940 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16941 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16942 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16943 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16944 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16945 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16946 (ix86_expand_epilogue): Updated.
16947 (print_operand): Handle integer register operand for 'z'.
16948 (ix86_expand_strlensi_unroll_1): Likewise.
16949 (ix86_expand_strlen): Likewise.
16950 (ix86_expand_builtin): Likewise.
16951 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16952 mov{q}/mov{l} and add{q}/add{l}.
16954 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16956 * config/i386/i386.md (P): New mode iterator.
16957 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16958 using P mode iterator.
16959 (DFmode push_operand splitter): Ditto.
16960 (XFmode push_operand splitter): Ditto.
16961 (DFmode float_extend SFmode push_operand splitter): Ditto.
16962 (XFmode float_extend SFmode push_operand splitter): Do not generate
16963 SImode pushes for 64bit target. Macroize Dimode and SImode
16964 pushes using P mode iterator.
16965 (XFmode float_extend DFmode push_operand splitter): Ditto.
16967 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16969 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16970 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16971 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16972 return type to int.
16973 (ix86_call_abi_override): Remove check for call_used_regs.
16975 2008-06-03 Richard Guenther <rguenther@suse.de>
16977 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16978 for the lhs of calls if the return type contains pointers.
16980 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16982 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16983 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16984 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16985 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16986 of cfun and DEFAULT_ABI to deceide abi mode.
16987 (DEFAULT_ABI): New.
16988 (REG_PARM_STACK_SPACE): Removed.
16989 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16990 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16991 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16992 (ix86_function_abi): Likewise.
16993 (ix86_function_type_abi): Likewise.
16994 (ix86_call_abi_override): Likewise.
16995 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16996 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16997 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16998 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17000 (X86_64_REGPARM_MAX): New.
17001 (X86_64_SSE_REGPARM_MAX): New.
17002 (X64_REGPARM_MAX): New.
17003 (X64_SSE_REGPARM_MAX): New.
17004 (X86_32_REGPARM_MAX): New.
17005 (X86_32_SSE_REGPARM_MAX): New.
17006 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17007 (ix86_function_regparm): Handle user calling abi.
17008 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17009 by DEFAULT_ABI versus SYSV_ABI check.
17010 (ix86_reg_parm_stack_space): New.
17011 (ix86_function_type_abi): New.
17012 (ix86_call_abi_override): New.
17013 (ix86_function_abi): New.
17014 (ix86_cfun_abi): New.
17015 (init_cumulative_args): Call abi specific initialization.
17016 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17017 (function_arg_64): Extend SSE_REGPARM_MAX check.
17018 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17019 (ix86_pass_by_reference): Likewise.
17020 (ix86_function_value_regno_p): Likewise.
17021 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17022 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17023 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17024 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17025 (setup_incoming_varargs_64): Adjust regparm for call abi.
17026 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17027 (ix86_va_start): Likewise.
17028 (ix86_gimplify_va_arg): Likewise.
17029 (ix86_expand_prologue): Likewise.
17030 (output_pic_addr_const): Likewise.
17031 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17032 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17033 (x86_output_mi_thunk): Likewise.
17034 (x86_function_profiler): Likewise.
17035 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17036 (SYSV_ABI, MS_ABI): New constants.
17037 (DEFAULT_ABI): New.
17038 (init_regs): Add prototype of function in regclass.c file.
17039 (OVERRIDE_ABI_FORMAT): New.
17040 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17041 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17042 (OUTGOING_REG_PARM_STACK_SPACE): New.
17043 (ix86_reg_parm_stack_space): New prototype.
17044 (CUMULATIVE_ARGS): Add call_abi member.
17045 (machine_function): Add call_abi member.
17046 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17047 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17049 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17052 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17053 (avr_builtin_setjmp_frame_value): New function.
17054 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17055 (nonlocal_goto): Define.
17057 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17059 * config/mips/mips.c (mips_emit_loadgp): Return early if
17060 there is nothing do to, otherwise emit a blockage if
17061 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17062 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17064 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17066 * configure.ac: Drop unneeded backslash ending up in config.in.
17067 * acinclude.m4: Likewise.
17068 * config.in: Regenerate.
17070 2008-05-26 Jan Hubicka <jh@suse.cz>
17072 * predict.c (maybe_hot_frequency_p): Break out of...
17073 (maybe_hot_bb_p): ... here.
17074 (maybe_hot_edge_p): New.
17075 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17076 * basic-block.h (maybe_hot_edge_p): Declare.
17078 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17080 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17081 (*cmpfp_<mode>_cc): Ditto.
17082 (*fp_jcc_8<mode>_387): Ditto.
17083 (*fop_<MODEF:mode>_2_i387): Ditto.
17084 (*fop_<MODEF:mode>_3_i387): Ditto.
17085 (*fop_xf_2_i387): Ditto.
17086 (*fop_xf_3_i387): Ditto.
17088 2008-06-02 Tomas Bily <tbily@suse.cz>
17090 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17092 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17094 * config/mips/mips.c (mips_valid_offset_p): New function.
17095 (mips_valid_lo_sum_p): Likewise.
17096 (mips_classify_address): Use them.
17097 (mips_force_address): New function.
17098 (mips_legitimize_address): Use it.
17099 * config/mips/mips.md (MOVE128): New mode iterator.
17100 (movtf): Require TARGET_64BIT. Remove empty strings.
17101 (*movtf_internal): Rename to...
17102 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17103 of "R" and use {,fp}{load,store} attributes instead of "multi".
17104 Use a separate define_split.
17105 (*movtf_mips16): New pattern.
17107 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17109 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17110 * config/mips/mips.c (mips_expand_before_return): New function.
17111 (mips_expand_epilogue): Call it.
17112 * config/mips/mips.md (return): Turn into a define_expand.
17113 (*return): New insn.
17115 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17117 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17118 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17119 functions. Do not emit uses and clobbers of CONCATs; individually
17120 use and clobber their operands.
17121 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17122 gen_clobber, emit_use and gen_use.
17123 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17124 (expand_builtin_return): Likewise.
17125 * cfgbuild.c (count_basic_blocks): Likewise.
17126 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17127 * explow.c (emit_stack_restore): Likewise.
17128 * expmed.c (extract_bit_field_1): Likewise.
17129 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17130 (emit_move_multi_word, store_constructor): Likewise.
17131 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17132 (thread_prologue_and_epilogue_insns): Likewise.
17133 * lower-subreg.c (resolve_simple_move): Likewise.
17134 * optabs.c (widen_operand, expand_binop): Likewise.
17135 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17136 * reload.c (find_reloads): Likewise.
17137 * reload1.c (eliminate_regs_in_insn): Likewise.
17138 * stmt.c (expand_nl_goto_receiver): Likewise.
17139 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17140 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17141 * config/arm/arm.c (arm_load_pic_register): Likewise.
17142 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17143 * config/arm/arm.md (untyped_return): Likewise.
17144 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17145 * config/avr/avr.c (expand_prologue): Likewise.
17146 * config/bfin/bfin.c (do_unlink): Likewise.
17147 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17148 * config/cris/cris.c (cris_expand_prologue): Likewise.
17149 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17150 (machopic_legitimize_pic_address): Likewise.
17151 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17152 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17153 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17154 (ix86_expand_convert_uns_didf_sse): Likewise.
17155 (ix86_expand_vector_init_general): Likewise.
17156 * config/ia64/ia64.md (eh_epilogue): Likewise.
17157 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17158 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17159 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17160 (config/iq2000/iq2000.c): Likewise.
17161 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17162 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17163 (builtin_longjmp): Likewise.
17164 * config/mn10300/mn10300.md (call, call_value): Likewise.
17165 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17166 * config/pdp11/pdp11.md (abshi2): Likewise.
17167 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17168 * config/s390/s390.c (s390_emit_prologue): Likewise.
17169 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17170 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17171 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17172 * config/sh/sh.c (prepare_move_operands): Likewise.
17173 (output_stack_adjust, sh_expand_epilogue): Likewise.
17174 (sh_set_return_address, sh_expand_t_scc): Likewise.
17175 * config/sparc/sparc.c (load_pic_register): Likewise.
17176 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17177 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17178 * config/v850/v850.c (expand_epilogue): Likewise.
17180 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17182 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17183 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17184 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17185 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17186 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17187 stack pointer register.
17188 (output_movhi): Remove code for interrupt specific writing to the
17189 stack pointer register.
17191 2008-05-31 Richard Guenther <rguenther@suse.de>
17193 PR tree-optimization/34244
17194 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17195 (tree_expr_nonzero_warnv_p): Likewise.
17196 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17197 ssa_name_nonnegative_p.
17198 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17199 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17200 not tree_expr_nonzero_warnv_p.
17202 PR tree-optimization/36262
17204 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17206 PR tree-optimization/34244
17207 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17208 (record_numbers_of_iterations): New function.
17209 (execute_vrp): Cache the numbers of iterations of loops.
17210 * tree-scalar-evolution.c (scev_reset_except_niters):
17212 (scev_reset): Use scev_reset_except_niters.
17213 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17215 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17217 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17218 __WORKAROUND_RETS when appropriate.
17220 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17222 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17223 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17225 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17226 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17227 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17228 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17229 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17230 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17231 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17232 *fop_df_1_sse insn patterns using MODEF mode iterator.
17233 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17234 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17235 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17236 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17237 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17238 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17239 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17240 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17241 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17242 (*fop_xf_5_i387): Ditto.
17243 (*fop_xf_6_i387): Ditto.
17245 2008-05-30 Richard Guenther <rguenther@suse.de>
17247 * builtins.c (build_string_literal): Avoid generating
17248 a non-gimple_val result.
17250 2008-05-30 DJ Delorie <dj@redhat.com>
17252 * exec-tool.in: Use an environment variable (private) instead of a
17253 file (shared) as a semaphore, so as to not break parallel builds.
17255 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17257 * optabs.c (maybe_encapsulate_block): Remove.
17258 (emit_libcall_block): Adjust accordingly.
17259 * optabs.h (maybe_encapsulate_block): Remove prototype.
17261 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17262 Don't use maybe_encapsulate_block.
17264 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17266 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17267 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17268 rtx is a SYMBOL_REF before calling get_pool_constant.
17270 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17272 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17274 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17276 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17277 rather than OS names to choose INO_T_EQ definition.
17278 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17279 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17281 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17284 * config/darwin-f.c: New.
17285 * config/t-darwin: Added rule to build darwin-f.o.
17286 * config.gcc: Defined new variable, fortran_target_objs.
17287 (*-*-darwin*): Set fortran_target_objs.
17288 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17289 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17290 * configure: Regenerated.
17292 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17295 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17296 canonical type if needed.
17298 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17300 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17302 2008-05-29 Richard Guenther <rguenther@suse.de>
17304 PR tree-optimization/36343
17305 PR tree-optimization/36346
17306 PR tree-optimization/36347
17307 * tree-flow.h (clobber_what_p_points_to): Declare.
17308 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17309 pointed-to variable is dereferenced is irrelevant to whether
17310 the pointer can access the pointed-to variable.
17311 (clobber_what_p_points_to): New function.
17312 * tree-ssa-alias.c (set_initial_properties): Use it.
17313 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17314 call clobber check for NMTs.
17316 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17318 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17319 for printing gcov_type.
17321 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17323 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17324 and the eh region information.
17325 * value-prof.c (gimple_move_stmt_histograms): New function.
17326 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17328 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17330 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17332 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17334 * value-prof.c (tree_ic_transform): Print counts.
17335 * tree-profile.c (tree_gen_ic_func_profiler):
17336 Clear __gcov_indreict_call_callee variable to avoid misattribution
17339 2008-05-28 Rafael Espíndola <espindola@google.com>
17341 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17344 2008-05-28 Richard Guenther <rguenther@suse.de>
17346 PR tree-optimization/36339
17347 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17348 and clobbering code out of the loop.
17350 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17352 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17355 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17356 s390_contiguous_bitmask_p, s390_symref_operand_p,
17357 s390_check_symref_alignment, s390_reload_larl_operand,
17358 s390_reload_symref_address): New functions.
17359 (s390_branch_condition_mnemonic): Support compare and branch
17361 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17362 and 'W' constraints.
17363 (s390_secondary_reload): Add secondary reloads for unaligned
17364 symbol refs or symbol refs to floating point or QI/TI mode
17366 (legitimate_address_p): Accept symbol references as addresses.
17367 (s390_expand_insv): Use rotate and insert selected bits
17368 instruction for insv when building for z10.
17369 (print_operand_address): Handle symbol ref addresses.
17370 (print_operand): Output modifier 'c' added for signed byte values.
17371 (s390_encode_section_info): Mark symbol refs with
17372 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17374 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17375 (length attribute): RRF, RRR have 4 byte length.
17376 (FPALL, INTALL): New mode iterators added.
17377 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17378 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17379 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17380 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17381 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17382 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17383 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17384 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17386 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17387 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17388 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17389 reload<INTALL:mode><P:mode>_toreg_z10,
17390 reload<FPALL:mode><P:mode>_tomem_z10,
17391 reload<FPALL:mode><P:mode>_toreg_z10,
17392 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17393 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17394 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17395 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17397 (movmem, clrmem, cmpmem): New splitters added.
17399 * config/s390/predicates.md (larl_operand): Use
17400 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17401 SYMBOL_REF_ALIGN1_P.
17402 (s390_signed_integer_comparison,
17403 s390_unsigned_integer_comparison): New predicates.
17405 * config/s390/s390-protos.h (s390_check_symref_alignment,
17406 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17407 s390_reload_symref_address,
17408 s390_compare_and_branch_condition_mask): Prototypes added.
17410 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17411 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17412 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17414 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17416 * config/s390/s390.c (z10_cost): New cost function for z10.
17417 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17418 (s390_issue_rate): Adjust issue rate for z10.
17419 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17420 (processor_flags): Add PF_Z10.
17421 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17422 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17423 * gcc/config.gcc: Add z10.
17425 2008-05-28 Richard Guenther <rguenther@suse.de>
17427 PR tree-optimization/36291
17428 * tree-flow. h (struct gimple_df): Remove var_anns member.
17429 * tree-flow-inline.h (gimple_var_anns): Remove.
17430 (var_ann): Simplify.
17431 * tree-dfa.c (create_var_ann): Simplify.
17432 (remove_referenced_var): Clear alias info from var_anns of globals.
17433 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17434 (delete_tree_ssa): Clear alias info from var_anns of globals.
17435 Do not free var_anns.
17436 (var_ann_eq): Remove.
17437 (var_ann_hash): Likewise.
17439 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17441 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17442 and loongson2f entries.
17443 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17444 * config/mips/mips.h (processor_type): Add Loongson-2E
17445 and Loongson-2F entries.
17446 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17447 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17448 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17449 * doc/invoke.texi (MIPS Options): Document loongson2e
17450 and loongson2f processor names.
17452 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17456 * config/i386/i386.c (ix86_function_arg_boundary): Use
17457 alignment of canonical type.
17458 (ix86_expand_vector_move): Check unaligned memory access for
17461 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17463 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17464 Moved to the front of file.
17466 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17467 H.J. Lu <hongjiu.lu@intel.com>
17469 * dwarf2out.c (current_fde): New.
17471 (lookup_cfa:): Likewise.
17472 (dwarf2out_end_epilogue): Likewise.
17473 (dwarf2out_note_section_used): Likewise.
17475 2008-05-27 Michael Matz <matz@suse.de>
17478 * c.opt (Wenum-compare): New warning option.
17479 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17481 2008-05-27 Michael Matz <matz@suse.de>
17483 PR middle-end/36326
17484 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17486 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17487 into memory as tail calls.
17489 2008-05-27 Richard Guenther <rguenther@suse.de>
17491 PR tree-optimization/36339
17492 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17493 pointers cause all addressable variables to be call clobbered.
17495 2008-05-27 Richard Guenther <rguenther@suse.de>
17497 PR tree-optimization/36245
17498 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17500 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17502 * config/s390/s390.md: Replace all occurences of the 'm'
17503 constraint with 'RT'.
17505 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17507 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17509 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17511 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17512 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17513 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17515 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17517 * reload.c: (find_reloads): Skip alternatives according to the
17518 "enabled" attribute. Constify the constraint variable.
17519 * recog.c (get_attr_enabled): Add default implementation.
17520 (extract_insn): Set the alternative_enabled_p array
17521 in the recog_data struct.
17522 (preprocess_constraints, constrain_operands): Skip
17523 alternatives according to the "enabled" attribute
17524 * recog.h (struct recog_data): New field alternative_enabled_p.
17525 (skip_alternative): New inline function.
17526 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17527 (record_reg_classes): Skip alternative according to the
17528 "enabled" attribute.
17530 * doc/md.texi: Add documention for the "enabled" attribute.
17532 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17534 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17535 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17536 constraint with TARGET_MEM_CONSTRAINT.
17537 * recog.c (asm_operand_ok, preprocess_constraints,
17538 constrain_operands): Likewise.
17539 * regclass.c (record_reg_classes): Likewise.
17540 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17541 * reload1.c (maybe_fix_stack_asms): Likewise.
17542 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17543 * recog.h: Adjust comment.
17544 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17545 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17546 * doc/md.texi: Add a note to description of 'm' constraint.
17547 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17549 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17551 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17552 that the bitfield is of integral type before testing its precision.
17554 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17555 Sa Liu <saliu@de.ibm.com>
17557 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17558 __modti3, __udivti3, __umodti3 and __udivmodti4.
17559 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17560 that implement TImode mul and div functions.
17561 * config/spu/multi3.c: New. Implement __multi3.
17562 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17563 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17566 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17568 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17569 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17570 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17571 tls_sysv_suffix): New mode and mode attribute iterators.
17572 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17573 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17574 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17575 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17576 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17579 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17581 PR tree-optimization/36329
17582 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17583 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17584 * cgraphbuild.c (initialize_inline_failed): Use the latter
17585 macro in lieu of the former.
17586 * ipa-inline.c (cgraph_mark_inline): Likewise.
17587 (cgraph_decide_inlining_of_small_function): Likewise.
17588 (cgraph_decide_inlining): Likewise.
17589 (cgraph_decide_inlining_incrementally): Likewise.
17591 2008-05-26 Tristan Gingold <gingold@adacore.com>
17592 Anatoly Sokolov <aesok@post.ru>
17594 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17595 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17596 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17597 optimization for 'avr6' architecture.
17599 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17602 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17604 2008-05-26 Richard Guenther <rguenther@suse.de>
17606 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17607 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17609 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17611 PR middle-end/36253
17612 * caller-save.c (insert_restore): Verify alignment of spill space.
17613 (insert_save): Likewise.
17614 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17615 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17616 (STACK_SLOT_ALIGNMENT): Likewise.
17617 * function.c (LOCAL_ALIGNMENT): Removed.
17618 (get_stack_local_alignment): New.
17619 (assign_stack_local): Use it. Set alignment on stack slot.
17620 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17621 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17622 (STACK_SLOT_ALIGNMENT): New.
17623 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17624 stack slot in XFmode.
17626 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17628 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17631 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17632 argument operand in rax isn't removed.
17634 2008-05-26 Richard Guenther <rguenther@suse.de>
17636 PR middle-end/36300
17637 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17638 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17640 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17643 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17645 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17647 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17648 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17650 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17652 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17653 build a trampoline if we don't want one.
17654 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17655 return zero for nested functions if we don't want a trampoline.
17657 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17659 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17661 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17664 * c.opt: Removed undocumented option '-lang-fortran'.
17665 * c-common.h: Removed global variable 'lang_fortran'.
17666 * c-opts.c (c_common_handle_option): Removed code to handle
17667 option '-lang-fortran'. Updated includes.
17668 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17669 definition of '__GFORTRAN__'.
17670 (define__GNUC__): Reimplemented to use BASEVER and
17671 cpp_define_formatted.
17672 (builtin_define_with_value_n): Removed.
17673 * c-incpath.h: Renamed to ...
17674 * incpath.h: ... this.
17675 * c-incpath.c: Renamed to ...
17676 * incpath.c: ... this. Updated includes.
17677 * fix-header.c: Updated includes.
17678 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17679 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17680 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17682 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17684 * tree.h: Update the table of flags used on tree nodes.
17685 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17686 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17687 (FORCED_LABEL): Add access check.
17688 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17689 (ASM_INPUT_P): Likewise.
17690 (ASM_VOLATILE_P): Likewise.
17691 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17692 (OMP_SECTION_LAST): Access private_flag directly.
17693 (OMP_RETURN_NOWAIT): Likewise.
17694 (OMP_PARALLEL_COMBINED): Likewise.
17695 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17696 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17697 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17698 deprecated_flag directly.
17700 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17702 * final.c (frame_pointer_needed): Removed.
17703 * flags.h (frame_pointer_needed): Likewise.
17705 * function.h (rtl_data): Add frame_pointer_needed.
17706 (frame_pointer_needed): New.
17708 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17710 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17712 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17714 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17717 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17719 * c-common.c (strip_array_types): Move function to..
17721 (get_inner_array_type): Delete.
17722 * c-common.h (strip_array_types): Move declaration to..
17724 (get_inner_array_type): Delete.
17725 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17726 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17727 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17728 * config/pa/pa.c (emit_move_sequence): Likewise.
17730 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17732 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17735 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17737 * function.c: Include target hook for nonlocal_goto frame value.
17739 2008-05-24 Richard Guenther <rguenther@suse.de>
17741 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17742 variable can be only accessed through a pointer or a union.
17744 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17746 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17747 * doc/extend.texi: Likewise.
17749 2008-05-23 DJ Delorie <dj@redhat.com>
17751 * config/m32c/jump.md (untyped_call): Add.
17753 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17754 for A24 to PSImode.
17755 (m32c_address_cost): Detail costs for indirect offsets.
17757 2008-05-23 Rafael Espíndola <espindola@google.com>
17759 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17760 if a node is a SUBREG.
17761 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17764 2008-05-23 Paul Brook <paul@codesourcery.com>
17765 Carlos O'Donell <carlos@codesourcery.com>
17767 * doc/extend.texi: Clarify use of __attribute__((naked)).
17768 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17769 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17770 * function.c (use_register_for_decl): Use
17771 targetm.calls.allocate_stack_slots_for_args.
17772 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17773 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17774 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17776 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17778 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17780 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17782 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17783 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17784 is only rounded once.
17786 2008-05-23 Richard Guenther <rguenther@suse.de>
17788 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17790 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17791 Jakub Jelinek <jakub@redhat.com>
17794 * configure.ac: Handle --enable-cld.
17795 * configure: Regenerated.
17796 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17797 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17798 (ix86_current_function_needs_cld): New define.
17799 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17800 (cld): New isns pattern.
17801 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17802 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17803 * config/i386/i386.opt (mcld): New option.
17804 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17805 TARGET_CLD and ix86_current_function_needs_cld.
17806 (override_options): Use -mcld by default for 32-bit code if
17809 * doc/install.texi (Options specification): Document --enable-cld.
17810 * doc/invoke.texi (Machine Dependent Options)
17811 [i386 and x86-64 Options]: Add -mcld option.
17812 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17814 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17815 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17816 (return_in_memory_64): Likewise.
17817 (return_in_memory_ms_64): Likewise.
17819 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17821 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17822 * builtins.c (fold_builtin_fpclassify): New.
17823 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17824 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17825 * c-common.c (handle_type_generic_attribute): Adjust to accept
17826 fixed arguments before an elipsis.
17827 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17828 * doc/extend.texi: Document __builtin_fpclassify.
17830 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17832 * omp-low.c (gate_expand_omp_ssa): Remove.
17833 (pass_expand_omp_ssa): Remove.
17834 (gate_expand_omp): Do not check for flag_openmp_ssa.
17835 * common.opt (-fopenmp-ssa): Remove.
17836 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17838 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17840 * config/sh/sh.opt (mfixed-range): New option.
17841 * config/sh/sh-protos.h (sh_fix_range): Declare.
17842 * config/sh/sh.c (sh_fix_range): New function.
17843 * config/sh/sh.h (sh_fixed_range_str): Declare.
17844 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17846 * doc/invoke.texi (SH Options): Document -mfixed-range.
17848 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17850 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17851 it before the redeclaration.
17853 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17855 * config/avr/avr.c (get_sequence_length): Add new function.
17856 (expand_prologue, expand_epilogue): Remove duplicate code.
17858 2008-05-22 Rafael Espíndola <espindola@google.com>
17860 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17863 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17865 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17866 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17868 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17869 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17870 (vect_update_misalignment_for_peel): Likewise.
17871 (vector_alignment_reachable_p): Likewise.
17872 * tree-vect-transform.c (vectorizable_load): Likewise.
17873 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17874 (get_vectype_for_scalar_type): Pass mode of scalar_type
17875 to UNITS_PER_SIMD_WORD.
17877 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17878 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17879 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17880 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17881 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17883 2008-05-22 Ira Rosen <irar@il.ibm.com>
17885 PR tree-optimization/36293
17886 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17887 if the first load must be skipped because of a gap.
17889 2008-05-22 Richard Guenther <rguenther@suse.de>
17891 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17892 more cases of offset disambiguation that is possible if
17893 strict-aliasing rules apply.
17894 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17895 for basic offset and type-based disambiguation.
17897 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17899 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17900 ix86_expand_vector_set on V16QImode for SSE4.1.
17902 2008-05-21 Tom Tromey <tromey@redhat.com>
17904 * c.opt (Wimport): Mark as undocumented.
17905 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17907 (Warning Options): Likewise.
17908 * doc/cppopts.texi: Don't mention -Wimport.
17910 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17912 PR tree-optimization/36287
17913 PR tree-optimization/36286
17914 * lambda-code.c (build_access_matrix): Do not use the loop->num
17915 for computing the number of induction variables: use the loop depth
17918 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17921 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17922 option -f(no-)leading-underscore.
17924 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17926 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17927 GET_MODE_NUNITS (mode).
17929 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17931 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17932 (-mmulhw): Add 464 to description.
17933 (-mdlmzb): Likewise.
17934 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17935 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17937 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17938 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17939 * config/rs6000/rs6000.md: Update comments for 464.
17941 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17943 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17945 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17947 * config/i386/sse.md (vec_extractv4sf): Removed.
17948 (vec_extractv2df): Likewise.
17949 (vec_extractv2di): Likewise.
17950 (vec_extractv4si): Likewise.
17951 (vec_extractv8hi): Likewise.
17952 (vec_extractv16qi): Likewise.
17953 (vec_extract<mode>): New.
17955 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17957 * config/i386/sse.md (vec_setv4sf): Removed.
17958 (vec_setv2df): Likewise.
17959 (vec_setv2di): Likewise.
17960 (vec_setv4si): Likewise.
17961 (vec_setv8hi): Likewise.
17962 (vec_setv16qi): Likewise.
17963 (vec_set<mode>): New.
17965 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17967 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17968 goto for vec_concat and vec_interleave.
17970 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17972 * config/i386/sse.md (vec_initv4sf): Removed.
17973 (vec_initv2df): Likewise.
17974 (vec_initv2di): Likewise.
17975 (vec_initv4si): Likewise.
17976 (vec_initv8hi): Likewise.
17977 (vec_initv16qi): Likewise.
17978 (vec_init<mode>): New.
17980 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17982 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17984 2008-05-21 Tom Tromey <tromey@redhat.com>
17986 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17987 (zone_find_object_offset): Likewise.
17988 (gt_ggc_m_S): Likewise.
17989 (highest_bit): Likewise.
17990 * ggc-page.c (gt_ggc_m_S): New function.
17991 * stringpool.c (string_stack): Remove.
17992 (init_stringpool): Update.
17993 (ggc_alloc_string): Use ggc_alloc.
17994 (maybe_delete_ident): New function.
17995 (ggc_purge_stringpool): Likewise.
17996 (gt_ggc_m_S): Remove.
17997 * ggc-common.c (ggc_protect_identifiers): New global.
17998 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17999 ggc_protect_identifiers.
18000 * ggc.h (ggc_protect_identifiers): Declare.
18001 (gt_ggc_m_S): Update.
18002 (ggc_purge_stringpool): Declare.
18003 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18004 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18006 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18008 2008-05-21 David S. Miller <davem@davemloft.net>
18010 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18013 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18015 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18018 2008-05-20 David Daney <ddaney@avtrex.com>
18020 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18021 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18022 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18023 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18024 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18025 (atomic_hiqi_op): New define_code_iterator.
18026 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18027 mips_expand_compare_and_swap_12.
18028 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18029 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18030 (sync_<optab><mode>, sync_old_<optab><mode>,
18031 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18032 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18033 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18034 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18035 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18036 (test_and_set_12): New insn.
18037 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18038 sync_new_<optab><mode>, sync_old_nand<mode>,
18039 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18040 clobber to operand 0 for SI and DI mode insns.
18041 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18042 mips_gen_fn_4): New typedefs.
18043 (mips_gen_fn_ptrs): Define new union type.
18044 (mips_expand_compare_and_swap_12): Remove declaration.
18045 (mips_expand_atomic_qihi): Declare function.
18046 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18047 (mips_expand_atomic_qihi): ... this. Use new generator function
18049 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18050 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18051 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18052 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18053 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18054 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18055 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18056 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18057 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18058 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18061 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18063 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18066 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18068 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18069 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18070 (avr_attribute_table): Add 'OS_main' function attribute.
18071 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18072 functions with 'OS_main' attribute.
18074 2008-05-20 Richard Guenther <rguenther@suse.de>
18076 PR tree-optimization/35204
18077 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18078 helper, split out from ...
18079 (DFS): ... here. Make the DFS walk non-recursive.
18081 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18082 Jan Sjodin <jan.sjodin@amd.com>
18084 PR tree-optimization/36181
18085 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18086 (parallelize_loops): Don't parallelize when the loop has vector
18089 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18090 Sebastian Pop <sebastian.pop@amd.com>
18092 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18093 matrix, and never look at the tree representation of the memory
18095 (linear_transform_loops): Computes parameters and access matrices.
18096 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18098 (access_matrix_get_index_for_parameter): New.
18099 * tree-data-ref.h (struct access_matrix): New.
18100 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18101 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18102 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18103 am_vector_index_for_loop): New.
18104 (struct data_reference): Add field access_matrix.
18105 (DR_ACCESS_MATRIX): New.
18106 (compute_data_dependences_for_loop): Update declaration.
18107 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18108 * lambda.h (lambda_vector_vec_p): Declared.
18109 * lambda-code.c: Depend on pointer-set.h.
18110 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18111 av_for_af_base, av_for_af, build_access_matrix,
18112 lambda_compute_access_matrices): New.
18113 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18115 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18117 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18118 $SOURCEDIR/include.
18120 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18121 Sebastian Pop <sebastian.pop@amd.com>
18123 PR tree-optimization/36206
18124 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18126 (instantiate_scev_1): Rename flags to fold_conversions.
18127 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18128 outeside instantiation_loop.
18129 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18130 (evolution_function_is_affine_or_constant_p): Removed.
18131 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18133 (analyze_siv_subscript): Pass in the loop nest number.
18134 Call evolution_function_is_affine_in_loop instead of
18135 evolution_function_is_affine_p.
18136 (analyze_overlapping_iterations): Pass in the loop nest number.
18138 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18139 Sebastian Pop <sebastian.pop@amd.com>
18141 PR tree-optimization/36206
18142 * tree-chrec.h (chrec_fold_op): New.
18143 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18146 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18148 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18150 (remove_duplicates): Do not set inode on non-inode systems.
18153 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18155 * config.gcc (tm_file): Update comments about relative pathnames.
18157 2008-05-20 Richard Guenther <rguenther@suse.de>
18159 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18160 * tree-ssa-sccvn.c (process_scc): Likewise.
18161 * tree-ssa-sink.c (execute_sink_code): Likewise.
18162 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18163 * tree-vrp.c (process_assert_insertions): Likewise.
18164 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18165 (perform_tree_ssa_dce): Likewise.
18166 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18167 (dump_dominator_optimization_stats): Likewise.
18168 * tree-vectorizer.c (vectorize_loops): Likewise.
18170 2008-05-20 Richard Guenther <rguenther@suse.de>
18172 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18174 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18176 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18177 (ix86_i386elf_return_in_memory): Likewise.
18178 (ix86_i386interix_return_in_memory): Likewise.
18179 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18180 (SUBTARGET_RETURN_IN_MEMORY): New.
18181 * config/i386/i386elf.h: Likewise.
18182 * config/i386/ptx4-i.h: Likewise.
18183 * config/i386/sol2-10.h: Likewise.
18184 * config/i386/sysv4.h: Likewise.
18185 * config/i386/vx-common.h: Likewise.
18186 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18187 * config/i386/i386.c (ix86_return_in_memory): Made static and
18188 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18189 (ix86_i386elf_return_in_memory): Removed.
18190 (ix86_i386interix_return_in_memory): Removed.
18191 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18192 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18194 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18196 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18198 2008-05-19 Xinliang David Li <davidxl@google.com>
18200 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18202 * common.opt: Ditto.
18203 * doc/invoke.texi: Ditto.
18205 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18207 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18208 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18210 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18212 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18213 sizes of operand array from 8/4 to 4/2.
18214 (ix86_expand_vector_init_general): Change size of operand array
18215 from 32 to 16. Remove op0, op1 and half_mode.
18217 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18219 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18220 (ix86_expand_vector_init_interleave): Likewise.
18221 (ix86_expand_vector_init_general): Use them. Assert
18222 word_mode == SImode when n_words == 4.
18224 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18226 * config/i386/i386.c (ix86_secondary_reload): New static function.
18227 (TARGET_SECONDARY_RELOAD): New define.
18228 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18229 * config/i386/i386.md (reload_outqi): Remove.
18231 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18233 PR middle-end/35509
18234 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18235 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18236 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18237 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18238 (fold_builtin_1): Likewise.
18239 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18240 c-common.c (check_builtin_function_arguments): Handle
18241 BUILT_IN_ISINF_SIGN.
18242 * doc/extend.texi: Document __builtin_isinf_sign.
18243 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18245 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18247 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18248 EH cleanup at the end of the pass, search for those that have been
18249 turned into forwarder blocks and do the cleanup on their successor.
18251 2008-05-18 Richard Guenther <rguenther@suse.de>
18253 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18254 pointers to sizetype and vice versa.
18256 2008-05-18 Xinliang David Li <davidxl@google.com>
18258 * gcc/tree-ssa-dce.c: Coding style fix.
18259 (check_pow): Documentation comment.
18260 (check_log): Documenation comment. Coding style fix.
18261 (is_unnecessary_except_errno_call): Ditto.
18262 (gen_conditions_for_pow): Ditto.
18263 (gen_conditions_for_log): Ditto.
18264 (gen_shrink_wrap_conditions): Ditto.
18265 (shrink_wrap_one_built_in_calls): Ditto.
18266 * gcc/doc/invoke.texi: Better documentation string.
18267 * ChangeLog: Fix wrong change log entries from
18268 May 17 checkin on function call DCE.
18270 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18272 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18274 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18276 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18277 * df-problems.c (simulation routines): Fixed block comment to
18278 properly say how to add forwards scanning functions.
18280 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18282 * tree-inline.c (setup_one_parameter): Remove dead code.
18284 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18286 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18287 a BIT_AND_EXPR only for an INTEGER_TYPE.
18289 2008-05-17 Xinliang David Li <davidxl@google.com>
18291 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18292 (check_pow, check_log, is_unnecessary_except_errno_call): New
18293 functions to check for eliminating math functions that are pure
18294 except for setting errno.
18295 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18296 general condition expressions for shrink-wrapping pow/log calls.
18297 (gen_shrink_wrap_conditions): Ditto.
18298 (shrink_wrap_one_built_in_call): Ditto.
18299 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18300 (mark_operand_necessary): If debugging, output if OP is necessary.
18301 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18303 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18305 * gcc/common.opt: New user flag -ftree-builtin-dce.
18306 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18308 2008-05-16 David S. Miller <davem@davemloft.net>
18310 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18311 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18313 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18316 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18318 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18320 * ifcvt.c (dead_or_predicable): Rename
18321 df_simulate_one_insn_backwards to df_simulate_one_insn.
18322 * recog.c (peephole2_optimize): Ditto.
18323 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18325 * df.h: Rename df_simulate_one_insn_backwards to
18326 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18327 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18328 scanning of defs and uses.
18329 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18330 (df_simulate_one_insn_forwards): Removed.
18332 2008-05-16 Doug Kwan <dougkwan@google.com>
18334 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18336 (real_from_string): Handle NaNs and Inf as approriate.
18338 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18340 * doc/gty.texi (Source Files Containing Type Information): Note
18341 that headers should appear first in the gtfiles list.
18343 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18345 * tree.def (COND_EXEC): Properly documented this code.
18347 2008-05-16 Diego Novillo <dnovillo@google.com>
18349 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18350 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18353 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18355 * tree-ssa-dse (max_stmt_uid): Removed.
18356 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18357 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18358 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18359 * function.h (cfun.last_stmt_uid): New field.
18360 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18361 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18363 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18364 (create_stmt_ann): Initialize the ann->uid field.
18365 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18367 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18369 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18371 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18372 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18373 (init_empty_tree_cfg): Call it.
18375 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18377 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18380 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18382 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18383 * tree-dump.c (dump_options): New verbose option.
18384 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18386 * tree-pass.h (TDF_VERBOSE): New dump flag.
18387 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18388 (tree-flow.h): Added include.
18389 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18391 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18393 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18395 From Jie Zhang <jie.zhang@analog.com>
18396 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18397 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18398 mcpu=bf561-none and mcpu=bf561-0.2.
18399 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18400 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18401 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18402 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18403 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18404 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18405 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18407 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18408 (cputype_selected): Remove.
18409 (bfin_handle_option): Don't use cputype_selected.
18410 (override_options): When no mcpu option, enable all workarounds.
18411 Don't use bfin_workarounds.
18412 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18414 (DEFAULT_CPU_TYPE): Don't define.
18416 2008-05-16 Richard Guenther <rguenther@suse.de>
18418 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18419 on deletion of the last stmt.
18421 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18423 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18424 V8HImode for SSE2 and V16QImode for SSE4.1.
18426 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18428 * cgraph.h (compute_inline_parameters): Made public.
18429 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18430 variable_generate_summary, function_write_summary,
18431 variable_write_summary, variable_read_summary. Added generate_summary,
18432 write_summary, read_summary.
18433 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18434 pass_ipa_inline.function_generate_summary, to
18435 compute_inline_parameters.
18436 * ipa-inline.c (compute_inline_parameters): Made public and added
18438 (compute_inline_parameters_for_current): New function.
18439 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18440 (inline_generate_summary): Removed parameter and made to loop over
18442 (pass_ipa_inline): Updated for new IPA_PASS structure.
18443 * passes.c (execute_ipa_summary_passes): Now is called once per
18444 pass rather than once per node*pass.
18446 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18448 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18449 avr_have_mul_p, avr_asm_only_p): Remove variables.
18450 (avr_override_options): Remove initialization of removed variables.
18451 (avr_file_start): Convert removed variables to fields of
18452 'struct base_arch_s *avr_current_arch'.
18453 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18454 (AVR_HAVE_MUL): (Ditto.).
18455 (AVR_HAVE_MOVW): (Ditto.).
18456 (AVR_HAVE_LPMX): (Ditto.).
18457 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18458 avr_asm_only_p): Remove declaration.
18460 2008-05-15 Diego Novillo <dnovillo@google.com>
18462 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18463 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18465 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18467 PR middle-end/36194
18468 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18469 Don't call record_truncated_value from here.
18470 (record_truncated_value): Turn it into a for_each_rtx callback.
18471 (record_truncated_values): New function.
18472 (combine_instructions): Call note_uses with record_truncated_values.
18473 Change name of check_conversion to check_promoted_subreg.
18475 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18477 * doc/sourcebuild.texi: Document support for torture tests.
18479 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18481 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18482 to alternative 4 of operand 2.
18484 2008-05-15 Richard Guenther <rguenther@suse.de>
18486 * tree-pass.h (current_pass): Declare.
18487 (get_pass_for_id): Likewise.
18488 * passes.c (passes_by_id, passes_by_id_size): New globals.
18489 (set_pass_for_id): New function.
18490 (get_pass_for_id): Likewise.
18491 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18492 (execute_function_todo): Flush per function statistics.
18493 * toplev.c (compile_file): Init statistics.
18494 (general_init): Do early statistics initialization.
18495 (finalize): Finish statistics.
18496 * statistics.h (statistics_early_init): Declare.
18497 (statistics_init): Likewise.
18498 (statistics_fini): Likewise.
18499 (statistics_fini_pass): Likewise.
18500 (statistics_counter_event): Likewise.
18501 (statistics_histogram_event): Likewise.
18502 * statistics.c: New file.
18503 * Makefile.in (OBJS-common): Add statistics.o.
18504 (statistics.o): Add dependencies.
18505 * doc/invoke.texi (-fdump-statistics): Document.
18507 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18508 (insert): Likewise.
18509 (execute_pre): Use statistics_counter_event.
18510 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18511 (substitute_and_fold): Increment it. Use statistics_counter_event.
18513 2008-05-15 Diego Novillo <dnovillo@google.com>
18515 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18517 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18518 * tree-ssa-alias.c (new_type_alias): Remove references to
18519 sub-variables from comment.
18520 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18522 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18524 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18525 attribute to 1 only for insertps alternative.
18527 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18529 * config/bfin/bfin.md (loadbytes): New pattern.
18530 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18531 (bfin_init_builtins): Initialize it.
18532 (bdesc_1arg): Add it.
18534 2008-05-15 Sa Liu <saliu@de.ibm.com>
18536 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18537 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18538 * testsuite/lib/target-supports.exp: Add
18539 check_effective_target_fortran_integer_16.
18541 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18543 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18544 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18545 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18546 (TARGET_RETURN_IN_MEMORY): Define.
18548 2008-05-15 Richard Guenther <rguenther@suse.de>
18550 PR middle-end/36244
18551 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18552 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18553 represent unmodifiable vars.
18555 2008-05-15 Richard Guenther <rguenther@suse.de>
18557 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18558 INDIRECT_REF and TARGET_MEM_REF.
18559 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18562 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18563 H.J. Lu <hongjiu.lu@intel.com>
18565 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18566 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18567 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18568 insn alternatives. Add missing alternatives.
18569 (*vec_concatv2di_rex64_sse4_1): Likewise.
18570 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18571 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18572 Require TARGET_SSE.
18574 2008-05-15 Richard Guenther <rguenther@suse.de>
18576 PR tree-optimization/36009
18577 PR tree-optimization/36204
18578 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18579 (determine_invariantness_stmt): Record the loop a store is
18580 always executed in.
18581 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18584 2008-05-15 Richard Guenther <rguenther@suse.de>
18586 PR tree-optimization/34330
18587 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18588 through the pointer will alias the SMT.
18590 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18592 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18594 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18596 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18598 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18599 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18601 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18602 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18603 (vashl_optab): New optab for vector/vector shifts.
18604 (vashr_optab): Ditto.
18605 (vlshr_optab): Ditto.
18606 (vrotl_optab): Ditto.
18607 (vrotr_optab): Ditto.
18608 (optab_subtype): New enum for optab_for_tree_code call.
18609 (optab_for_tree_code): Add enum optab_subtype argument.
18611 * optabs.c (optab_for_tree_code): Take an additional argument to
18612 distinguish between a vector shift by a scalar and vector shift by
18613 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18614 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18615 vector shift by a vector.
18616 (expand_widen_pattern_expr): Pass additional argument to
18617 optab_for_tree_code.
18619 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18620 vrotl_optab, vrotr_optab.
18622 * expr.c (expand_expr_real_1): Update calls to
18623 optab_for_tree_code to distinguish between vector shifted by a
18624 scalar and vector shifted by a vector.
18625 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18626 (supportable_narrowing_operation): Ditto.
18627 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18628 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18629 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18630 (vect_create_epilog_for_reduction): Ditto.
18631 (vectorizable_reduction): Ditto.
18632 (vectorizable_operation): Ditto.
18633 (vect_strided_store_supported): Ditto.
18634 (vect_strided_load_supported): Ditto.
18635 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18636 * expmed.c (expand_shift): Ditto.
18638 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18640 (ashr@var{m}3): Ditto.
18641 (vashl@var{m}3): Document new vector/vector shift standard name.
18642 (vashr@var{m}3): Ditto.
18643 (vlshr@var{m}3): Ditto.
18644 (vrotl@var{m}3): Ditto.
18645 (vrotr@var{m}3): Ditto.
18647 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18648 (PPERM_INVERT): Ditto.
18649 (PPERM_REVERSE): Ditto.
18650 (PPERM_REV_INV): Ditto.
18651 (PPERM_ZERO): Ditto.
18652 (PPERM_ONES): Ditto.
18653 (PPERM_SIGN): Ditto.
18654 (PPERM_INV_SIGN): Ditto.
18655 (PPERM_SRC1): Ditto.
18656 (PPERM_SRC2): Ditto.
18658 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18659 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18660 allows a memory operand to be the value being added, and split it
18661 to improve vectorization.
18662 (sse5_pmacsdqh_mem): Ditto.
18663 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18664 (sse5_mulv2div2di3_high): Ditto.
18665 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18666 (vec_pack_trunc_v4si): Ditto.
18667 (vec_pack_trunc_v2di): Ditto.
18668 (sse5_pcmov_<mode>): Remove code that tried to use use
18669 andps/andnps instead of pcmov.
18670 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18671 pmacsdqh instructions.
18672 (vec_widen_smult_lo_v4si): Ditto.
18674 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18675 (PPERM_INVERT): Ditto.
18676 (PPERM_REVERSE): Ditto.
18677 (PPERM_REV_INV): Ditto.
18678 (PPERM_ZERO): Ditto.
18679 (PPERM_ONES): Ditto.
18680 (PPERM_SIGN): Ditto.
18681 (PPERM_INV_SIGN): Ditto.
18682 (PPERM_SRC1): Ditto.
18683 (PPERM_SRC2): Ditto.
18684 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18686 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18688 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18689 says ignore whether the last reference is a memory operand.
18691 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18692 Paolo Bonzini <bonzini at gnu dot org>
18694 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18697 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18698 (vlshr<mode>3): Rename from vlshr<mode>3.
18699 (vashr<mode>3): Rename from vashr<mode>3.
18700 (mulv4sf3): Change the names of vector shift patterns.
18704 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18707 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18732 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18733 (floatunssidf2_internal): Change vector/vector shift names.
18734 (floatunsdidf2_internal): Ditto.
18741 (vashl<mode>3): Rename from ashl<mode>3.
18742 (vashr<mode>3): Rename from ashr<mode>3.
18743 (vlshr<mode>3): Rename from lshr<mode>3.
18744 (vrotl<mode>3): Rename from rotl<mode>3.
18746 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18749 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18750 multiply gives the wrong value when doing widening multiplies.
18751 (vec_widen_smult_lo_v4si): Ditto.
18753 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18755 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18756 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18757 emit_library_call_value.
18758 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18759 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18760 * calls.c (initialize_argument_information, precompute_arguments,
18761 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18762 (precompute_arguments): Removed flags parameter.
18763 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18765 2008-05-14 Richard Guenther <rguenther@suse.de>
18767 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18768 Make sure to register the store if the use is a PHI_NODE.
18770 2008-05-14 Olivier Hainque <hainque@adacore.com>
18772 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18773 memory if the component is to be referenced in BLKmode according
18774 to get_inner_reference.
18776 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18778 * calls.c (emit_library_call_value_1): Restore code clearing
18779 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18781 2008-05-14 Olivier Hainque <hainque@adacore.com>
18782 Nicolas Roche <roche@adacore.com>
18784 * configure.ac: Add support for a "gcc_subdir" variable in
18785 config-lang.in, to denote a subdirectory where the language/GCC
18786 integration files are to be found.
18787 * configure: Regenerate.
18789 2008-05-14 Ira Rosen <irar@il.ibm.com>
18791 PR tree-optimization/36098
18792 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18793 value for the first load in the group in case of a gap.
18794 (vect_build_slp_tree): Check that there are no gaps in loads.
18796 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18798 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18799 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18800 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18801 emit_insn and remove unneeded code to construct extra args.
18802 (emit_no_conflict_block): Removed.
18803 * optabls.h: (emit_no_conflict_block): Removed.
18804 * cse.c (cse_extended_basic_block): Remove search for
18805 REG_NO_CONFLICT note.
18806 * global.c: Removed incorrect comment added in revision 117.
18807 * expr.c (convert_move): Change call to emit_no_conflict_block to
18809 * recog.c: Change comments so that they do not mention
18811 * local_alloc.c (combine_regs): Removed last parameter.
18812 (no_conflict_p): Removed.
18813 (block_alloc): Removed note, no_conflict_combined_regno and set
18814 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18815 (combine_regs): Removed already_dead and code to look for
18816 REG_NO_CONFLICT notes.
18817 * lower_subreg (remove_retval_note): Removed code to look for
18818 REG_NO_CONFLICT block.
18819 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18820 (resolve_clobber): Remove code to process libcalls that have
18821 REG_NO_CONFLICT notes.
18822 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18824 * combine.c (can_combine_p, distribute_notes): Removed
18825 REG_NO_CONFLICT case.
18826 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18828 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18829 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18831 * reg-notes.def (NO_CONFLICT): Removed.
18833 2008-05-14 David S. Miller <davem@davemloft.net>
18835 * config/sparc/sparc.c (sparc_profile_hook): If
18836 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18837 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18838 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18840 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18842 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18844 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18847 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18848 and op1 expansion before vector concat to have less live pseudos.
18850 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18852 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18853 ix86_expand_vector_set if supported.
18855 2008-05-13 Diego Novillo <dnovillo@google.com>
18856 Kenneth Zadeck <zadeck@naturalbridge.com>
18858 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18860 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18861 phinodes_print_statistics, init_ssanames, fini_ssanames,
18862 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18863 release_ssa_name, release_defs, replace_ssa_name_symbol,
18864 ssanames_print_statistics): Move ...
18865 * tree-flow.h: ... here.
18866 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18867 Use FN instead of cfun.
18868 (make_ssa_name_fn): Rename from make_ssa_name.
18869 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18870 * tree-flow-inline.h (make_ssa_name): Move from
18871 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18872 * omp-low.c (expand_omp_parallel):
18873 * tree-flow-inline.h (redirect_edge_var_map_result):
18874 * tree-ssa.c (init_tree_ssa): Add argument FN.
18875 Use it instead of cfun. Update all users.
18877 2008-05-13 Tom Tromey <tromey@redhat.com>
18879 PR preprocessor/22168:
18880 * doc/cpp.texi (Top): Update menu.
18881 (Alternatives to Wrapper #ifndef): New node.
18882 (Other Directives): Document deprecation.
18883 (Obsolete Features): Remove menu.
18884 (Assertions): Merge node into Obsolete Features.
18885 (Obsolete once-only headers): Move earlier; rename to Alternatives
18886 to Wrapper #ifndef.
18887 * doc/cppopts.texi: Update.
18888 * c.opt (Wdeprecated): Enable for C and ObjC.
18889 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18890 (C++ Dialect Options): Move -Wno-deprecated from here to...
18891 (Warning Options): ... here.
18893 2008-05-13 Richard Guenther <rguenther@suse.de>
18895 PR middle-end/36227
18896 * fold-const.c (fold_sign_changed_comparison): Do not allow
18897 changes in pointer-ness.
18899 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18902 * config/sh/sh.c (sh_expand_prologue): Don't clear
18903 RTX_FRAME_RELATED_P for push insns.
18905 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18907 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18909 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18911 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18912 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18913 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18915 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18917 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18918 (*vec_concatv4sf_sse): This.
18919 (*sse2_concatv2si): Renamed to ...
18920 (*vec_concatv2si_sse2): This.
18921 (*sse1_concatv2si): Renamed to ...
18922 (*vec_concatv2si_sse): This.
18923 (*vec_concatv2di_rex): Renamed to ...
18924 (*vec_concatv2di_rex64): This.
18925 (*vec_concatv2si_sse4_1): New.
18926 (*vec_concatv2di_rex64_sse4_1): Likewise.
18928 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18930 PR rtl-optimization/36111
18931 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18932 that was created for swappable operands.
18934 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18937 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18938 * configure.ac: Add call to ACX_PROG_GNAT.
18940 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18942 * optc-gen.awk: Fix comment typo.
18944 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18946 * pretty-print.c (pp_integer_with_precision): Use
18947 HOST_LONG_LONG_FORMAT.
18949 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18951 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18953 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18955 * config/i386/i386.c (bdesc_ptest): Removed.
18956 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18957 (bdesc_args): Add __builtin_ia32_ptestz128,
18958 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18959 (ix86_init_mmx_sse_builtins): Updated.
18960 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18961 (ix86_expand_builtin): Updated.
18963 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18965 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18966 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18968 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18970 * value-prof.c (interesting_stringop_to_profile): Do not
18971 return early for BUILT_IN_MEMPCPY.
18973 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18975 * calls.c (expand_call): Don't use callgraph to increase
18976 preferred_stack_boundary.
18978 * cgraph.h (cgraph_rtl_info): Use unsigned on
18979 preferred_incoming_stack_boundary.
18981 * final.c (rest_of_clean_state): Use unsigned on
18982 preferred_stack_boundary.
18984 2008-05-09 Tom Tromey <tromey@redhat.com>
18986 PR preprocessor/22231:
18987 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18990 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18992 PR tree-optimization/36129
18993 * tree-ssa-ccp.c: Include value-prof.h.
18994 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18995 built-in function was folded to a constant.
18996 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18998 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18999 Sebastian Pop <sebastian.pop@amd.com>
19001 * tree-scalar-evolution.c: Document instantiate_scev.
19002 (instantiate_parameters_1): Renamed instantiate_scev_1.
19003 Don't use the same loop for instantiation_loop and evolution_loop.
19004 (instantiate_scev): New.
19005 (instantiate_parameters): Moved...
19006 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19007 same loop twice. Maintains the semantics for this function.
19008 * tree-scalar-evolution.h (instantiate_scev): Declare.
19009 (instantiate_parameters): ...here. Now static inline.
19010 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19011 instead of resolve_mixers.
19013 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19015 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19017 2008-05-09 Tomas Bily <tbily@suse.cz>
19019 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19020 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19021 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19022 * c-common.c (c_common_truthvalue_conversion): Likewise.
19023 * tree-object-size.c (compute_object_offset): Likewise.
19024 * tree-inline.c (estimate_num_insns_1): Likewise.
19025 * varasm.c (const_hash_1, compare_constant, copy_constant)
19026 (compute_reloc_for_constant, output_addressed_constants)
19027 (initializer_constant_valid_p): Likewise.
19028 * c-omp.c (check_omp_for_incr_expr): Likewise.
19029 * gimplify.c (gimplify_expr): Likewise.
19030 * c-typeck.c (c_finish_return): Likewise.
19031 * tree-vectorizer.c (supportable_widening_operation)
19032 (supportable_narrowing_operation): Likewise.
19033 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19034 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19035 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19036 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19037 (descr_info_loc): Likewise.
19038 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19039 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19040 (fold_unary): Likewise.
19041 * builtins.c (get_pointer_alignment): Likewise.
19042 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19043 (instantiate_parameters_1): Likewise.
19044 * tree.c (expr_align, stabilize_reference): Likewise.
19045 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19046 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19047 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19048 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19049 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19050 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19052 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19053 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19054 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19055 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19056 (forward_propagate_comparison)
19057 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19058 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19059 * emit-rtl.c (component_ref_for_mem_expr)
19060 (set_mem_attributes_minus_bitpos): Likewise.
19061 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19062 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19064 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19065 (build_function_call, pointer_diff, build_compound_expr)
19066 (c_finish_return): Likewise.
19067 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19068 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19070 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19071 * expr.c (is_aligning_offset): Likewise.
19072 * tree-ssa-alias.c (is_escape_site): Likewise.
19073 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19074 (check_all_va_list_escapes): Likewise.
19075 * tree-ssa-loop-ivopts.c (determine_base_object)
19076 (determine_common_wider_type): Likewise.
19077 * dojump.c (do_jump): Likewise.
19078 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19079 * tree-gimple.c (is_gimple_cast): Likewise.
19080 * fold-const.c (decode_field_reference, )
19081 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19082 (fold_binary): Likewise.
19083 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19084 (already_warned_in_frontend_p): Likewise.
19085 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19086 * tree.c (really_constant_p, get_unwidened): Likewise.
19087 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19088 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19089 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19091 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19093 (CONVERT_EXPR_P): Define.
19094 (CASE_CONVERT): Define.
19096 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19098 PR middle-end/36117
19099 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19100 (delete_unmarked_insns): When deleting a call, call
19101 delete_unreachable_blocks.
19102 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19103 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19105 2008-05-08 Richard Guenther <rguenther@suse.de>
19107 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19108 (-ftree-salias): Likewise.
19109 (salias-max-implicit-fields): Remove param documentation.
19110 (salias-max-array-elements): Likewise.
19111 * tree-pass.h (pass_create_structure_vars): Remove.
19112 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19113 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19114 * tree-ssa-alias.c (create_structure_vars): Remove.
19115 (gate_structure_vars): Likewise.
19116 (pass_create_structure_vars): Likewise.
19117 (gate_build_alias): Likewise.
19118 (pass_build_alias): Adjust to run always and dump the function.
19119 * common.opt (ftree-salias): Hide.
19120 * passes.c (init_optimization_passes): Remove
19121 pass_create_structure_vars, adjust comment.
19122 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19123 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19124 * opts.c (decode_options): Do not set flag_tree_salias.
19125 (common_handle_option): Add OPT_ftree_salias to the backward
19126 compatibility section.
19128 2008-05-08 Richard Guenther <rguenther@suse.de>
19130 * tree-flow-inline.h (var_can_have_subvars): Move ...
19131 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19132 * tree-flow.h (var_can_have_subvars): Remove.
19133 (push_fields_onto_fieldstack): Remove.
19134 (sort_fieldstack): Likewise.
19135 (struct fieldoff): Move ...
19136 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19137 alias_set and base_for_components fields.
19138 (sort_fieldstack): Make static.
19139 (push_fields_onto_fieldstack): Likewise. Remove code that
19140 handles anything but RECORD_TYPEs. Remove alias_set and
19141 base_for_components handling.
19142 (create_variable_info_for): Adjust.
19144 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19146 * common.opt (Wframe-larger-than=): Shorten the help message
19148 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19150 2008-05-08 Rafael Espíndola <espindola@google.com>
19152 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19154 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19155 trap and that both operands are gimple values.
19156 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19157 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19160 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19162 * read-rtl.c (join_c_conditions): Return the first string if the
19163 two strings are equal.
19165 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19167 * gensupport.h (pred_data): Add a "num_codes" field.
19168 (add_predicate_code): Declare.
19169 * gensupport.c (add_predicate_code): New function.
19170 (std_pred_table): Add an "allows_const_p" field.
19171 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19172 Remove the (incomplete) list of such codes from the codes field.
19173 (init_predicate_table): Use add_predicate_code. Add all
19174 RTX_CONST_OBJs if allows_const_p is true.
19175 * genrecog.c (process_define_predicate): Use add_predicate_code.
19177 2008-05-08 David Daney <ddaney@avtrex.com>
19178 Richard Sandiford <rsandifo@nildram.co.uk>
19180 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19181 special case of constant zero operands.
19182 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19183 old and new values. Special case constant zero values.
19184 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19186 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19187 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19189 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19192 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19193 similar RTX_CONST_OBJ before CONST_INT.
19195 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19197 * stmt.c (expand_stack_restore): Change sa mode if needed.
19199 2008-05-08 Richard Guenther <rguenther@suse.de>
19201 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19202 return type to bool.
19203 (ix86_sol10_return_in_memory): Likewise.
19204 (ix86_i386elf_return_in_memory): Likewise.
19205 (ix86_i386interix_return_in_memory): Likewise.
19206 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19207 (ix86_sol10_return_in_memory): Likewise.
19208 (ix86_i386elf_return_in_memory): Likewise.
19209 (ix86_i386interix_return_in_memory): Likewise.
19211 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19214 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19216 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19217 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19220 2008-05-08 Richard Guenther <rguenther@suse.de>
19222 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19223 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19224 (DR_SUBVARS): Remove.
19225 * tree-dfa.c (dump_subvars_for): Remove.
19226 (debug_subvars_for): Likewise.
19227 (dump_variable): Do not dump subvars.
19228 (remove_referenced_var): Do not remove subvars.
19229 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19230 (lookup_subvars_for_var): Remove.
19231 (get_subvars_for_var): Likewise.
19232 (get_subvars_at): Likewise.
19233 (get_first_overlapping_subvar): Likewise.
19234 (overlap_subvar): Likewise.
19235 * tree-flow.h (subvar_t): Remove.
19236 (struct var_ann_d): Remove subvars field.
19237 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19238 argument. Remove special handling of SFTs.
19239 (compute_tag_properties): Likewise.
19240 (set_initial_properties): Likewise.
19241 (compute_call_clobbered): Likewise.
19242 (count_mem_refs): Likewise.
19243 (compute_memory_partitions): Likewise.
19244 (compute_flow_insensitive_aliasing): Likewise.
19245 (setup_pointers_and_addressables): Likewise.
19246 (new_type_alias): Likewise.
19247 (struct used_part): Remove.
19248 (used_portions): Likewise.
19249 (struct used_part_map): Likewise.
19250 (used_part_map_eq): Likewise.
19251 (used_part_map_hash): Likewise.
19252 (free_used_part_map): Likewise.
19253 (up_lookup): Likewise.
19254 (up_insert): Likewise.
19255 (get_or_create_used_part_for): Likewise.
19256 (create_sft): Likewise.
19257 (create_overlap_variables_for): Likewise.
19258 (find_used_portions): Likewise.
19259 (create_structure_vars): Likewise.
19260 * tree.def (STRUCT_FIELD_TAG): Remove.
19261 * tree.h (MTAG_P): Adjust.
19262 (struct tree_memory_tag): Remove base_for_components and
19263 unpartitionable flags.
19264 (struct tree_struct_field_tag): Remove.
19265 (SFT_PARENT_VAR): Likewise.
19266 (SFT_OFFSET): Likewise.
19267 (SFT_SIZE): Likewise.
19268 (SFT_NONADDRESSABLE_P): Likewise.
19269 (SFT_ALIAS_SET): Likewise.
19270 (SFT_UNPARTITIONABLE_P): Likewise.
19271 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19272 (union tree_node): Remove sft field.
19273 * alias.c (get_alias_set): Remove special handling of SFTs.
19274 * print-tree.c (print_node): Remove handling of SFTs.
19275 * tree-dump.c (dequeue_and_dump): Likewise.
19276 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19277 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19278 * tree-predcom.c (set_alias_info): Do not set subvars.
19279 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19280 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19281 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19282 (add_vars_for_offset): Remove.
19283 (add_virtual_operand): Remove special handling of SFTs.
19284 (add_call_clobber_ops): Likewise.
19285 (add_call_read_ops): Likewise.
19286 (get_asm_expr_operands): Likewise.
19287 (get_modify_stmt_operands): Likewise.
19288 (get_expr_operands): Likewise.
19289 (add_to_addressable_set): Likewise.
19290 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19291 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19292 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19293 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19294 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19295 (tree_node_structure): Likewise.
19296 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19298 (find_what_p_points_to): Likewise.
19300 2008-05-08 Sa Liu <saliu@de.ibm.com>
19302 * config/spu/spu.md: Fixed subti3 pattern.
19304 2008-05-08 Richard Guenther <rguenther@suse.de>
19306 PR middle-end/36154
19307 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19308 sure to create a representative for trailing arrays for PTA.
19310 2008-05-08 Richard Guenther <rguenther@suse.de>
19312 PR middle-end/36172
19313 * fold-const.c (operand_equal_p): Two objects which types
19314 differ in pointerness are not equal.
19316 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19318 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19319 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19320 (emit_library_call_value_1): Add new variable fndecl initialized by
19321 NULL_TREE. It should be the decl type of orgfun, but this information
19322 seems not to be available here, so it uses the default calling abi.
19323 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19324 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19325 by TARGET_RETURN_IN_MEMORY.
19326 * config/i386/i386-interix.h: Likewise.
19327 * config/i386/i386.h: Likewise.
19328 * config/i386/i386elf.h: Likewise.
19329 * config/i386/ptx4-i.h: Likewise.
19330 * config/i386/sol2-10.h: Likewise.
19331 * config/i386/sysv4.h: Likewise.
19332 * config/i386/vx-common.h: Likewise.
19333 * config/cris/cris.h: Removed #if 0 clause.
19334 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19335 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19337 (ix86_sol10_return_in_memory): Likewise.
19338 (ix86_i386elf_return_in_memory): New.
19339 (ix86_i386interix_return_in_memory): New.
19340 * config/mt/mt-protos.h (mt_return_in_memory): New.
19341 * config/mt/mt.c: Likewise.
19342 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19343 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19344 * config/bfin/bfin.h: Likewise.
19345 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19347 * config/bfin/bfin.c: Likewise.
19348 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19349 * config/alpha/unicosmk.h: Likewise.
19350 * config/i386/cygming.h: Likewise.
19351 * config/iq2000/iq2000.h: Likewise.
19352 * config/mips/mips.h: Likewise.
19353 * config/mn10300/mn10300.h: Likewise.
19354 * config/rs6000/rs6000.h: Likewise.
19355 * config/score/score.h: Likewise.
19356 * config/spu/spu.h: Likewise.
19357 * config/v850/v850.h: Likewise.
19358 * defaults.h: Likewise.
19359 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19360 * expr.c (emit_block_move): Adjust use of
19361 OUTGOING_REG_PARM_STACK_SPACE.
19362 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19363 OUTGOING_REG_PARM_STACK_SPACE.
19364 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19366 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19368 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19369 on OMP_RETURN for OMP_FOR.
19372 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19373 (fortran_common): New function.
19374 (gen_variable_die): Call fortran_common instead of common_check,
19375 adjust for it returning tree instead of rtx. Formatting.
19377 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19381 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19382 * c-decl.c (merge_decls): Ditto.
19383 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19384 to RTL_CONST_OR_PURE_CALL_P.
19385 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19386 Initialized DECL_LOOPING_CONST_PURE.
19387 (process_call_operands): Set tree_side_effects properly.
19388 * tree.h (TREE_READONLY_DECL_P): Removed.
19389 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19390 (DECL_LOOPING_OR_CONST_P): New macro.
19391 (struct tree_function_decl): Added looping_const_or_pure_p.
19392 (ECF_*) Renumbered.
19393 (ECF_LOOPING_OR_CONST_P): New macro.
19394 * rtlanal.c (pure_const_p): Removed.
19395 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19396 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19397 to RTL_CONST_CALL_P.
19398 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19399 (check_decl, check_tree, check_call, scan_function): Initialize
19401 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19402 (static_execute): Set looping true for recursive functions.
19403 Undo setting state to IPA_NEITHER for recursive functions.
19404 * cse.c (cse_insn):
19405 * ifcvt.c (noce_can_store_speculate_p): Changed
19406 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19407 RTL_CONST_OR_PURE_CALL_P.
19408 * dse.c (scan_insn): Ditto.
19409 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19410 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19411 RTL_CONST_OR_PURE_CALL_P.
19412 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19413 pure_call_p to RTL_CONST_CALL_P.
19414 * gimplify.c (gimplify_call_expr): Clear side effects for
19415 non-looping pure and constant calls.
19416 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19417 (flags_from_decl_or_type): Set ecf flags from decl flags.
19418 (initialize_argument_information): Turn off
19419 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19420 Change const to pure if callee_copies is true rather than just
19422 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19423 way of marking pure calls.
19424 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19425 Remove hack that was supposed to fix pr7335 and remove old
19426 way of marking pure calls.
19427 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19428 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19429 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19430 RTL_CONST_OR_PURE_CALL_P.
19431 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19432 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19433 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19434 * sched-deps.c (schedule_analyze): Ditto.
19435 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19436 return_val field of calls to represent pure and const function info.
19437 (CONST_OR_PURE_CALL_P): Deleted macro.
19438 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19439 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19440 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19442 * tree-optimize.c (execute_fixup_cfg): Added test for
19443 ECF_LOOPING_CONST_OR_PURE.
19444 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19446 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19447 effects for looping pure or const calls.
19448 (verify_gimple_expr): Added verification code.
19449 * config/alpha/alpha.c (alpha_legitimize_address,
19450 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19452 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19453 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19454 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19455 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19456 RTL_CONST_OR_PURE_CALL_P.
19457 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19458 and const calls to be deleted.
19460 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19463 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19464 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19465 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19466 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19467 to handle nonimmediate operands.
19468 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19469 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19470 to handle nonimmediate operands.
19471 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19472 (mmx_pmulhrwv4hi3): New expander. Use
19473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19474 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19475 (sse2_umulv1siv1di3): New expander. Use
19476 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19477 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19478 (mmx_eq<mode>3): New expander. Use
19479 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19480 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19481 (mmx_uavgv8qi3): New expander. Use
19482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19483 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19484 (mmx_uavgv4hi3): New expander. Use
19485 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19487 * config/i386/sse.md
19488 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19489 to handle nonimmediate operands.
19490 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19491 to handle nonimmediate operands.
19492 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19493 to handle nonimmediate operands.
19494 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19495 to handle nonimmediate operands.
19496 (sse2_unpckhpd_exp): New expander. Use
19497 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19498 (sse2_unpcklpd_exp): New expander. Use
19499 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19500 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19501 to handle nonimmediate operands.
19502 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19503 to handle nonimmediate operands.
19504 (*sse2_<plusminus_insn><mode>3): Rename from
19505 sse2_<plusminus_insn><mode>3 insn pattern.
19506 (sse2_<plusminus_insn><mode>3): New expander. Use
19507 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19508 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19509 (sse2_umulv2siv2di3): New expander. Use
19510 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19511 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19512 (sse4_1_mulv2siv2di3): New expander. Use
19513 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19514 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19515 (sse2_pmaddwd): New expander. Use
19516 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19517 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19518 (sse2_eq<mode>3): New expander. Use
19519 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19520 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19521 (sse4_1_eqv2di3): New expander. Use
19522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19523 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19524 (sse2_uavgv16qi3): New expander. Use
19525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19526 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19527 (sse2_uavgv16qi3): New expander. Use
19528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19529 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19530 (sse2_uavgv8hi3): New expander. Use
19531 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19532 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19533 (ssse3_pmulhrswv8hi3): New expander. Use
19534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19535 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19536 (ssse3_pmulhrswv4hi3): New expander. Use
19537 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19539 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19540 (<sse>_vmmul<mode>3): Ditto.
19541 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19543 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19544 (ssse3_pmaddubsw): Ditto.
19546 * config/i386/i386.c (struct_builtin_description)
19547 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19548 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19549 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19550 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19551 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19552 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19553 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19554 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19555 (ix86_fixup_binary_operands): Assert that src1
19556 and src2 must have the same mode when swapped.
19557 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19558 and ix86_binary_operator_ok. Do not force operands in registers
19561 2008-05-07 Jan Hubicka <jh@suse.cz>
19563 * cgraph.c (dump_cgraph_node): Update.
19564 * cgraph.h (cgraph_local_info): Break out inline summary.
19565 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19567 * ipa-inline (inline_summary): New accestor function.
19568 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19569 cgraph_decide_inlining, compute_inline_parameters): Update.
19570 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19572 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19574 Cleanup ColdFire scheduling support and add V4 pipeline model.
19576 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19577 (define_attr cpu): Add cfv4 value.
19578 (define_attr type, define_attr type1): Merge into a single 'type'
19579 attribute. Update all uses.
19580 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19581 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19583 (define_attr opx_mem, define_attr opy_mem): Remove.
19584 (define_attr op_mem): Clean up, update comment.
19585 (define_attr size): Use specific values instead of general int.
19586 (define_attr guess, define_attr split): Remove. Update all uses.
19587 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19588 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19589 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19590 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19591 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19592 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19593 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19594 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19595 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19596 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19597 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19598 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19599 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19600 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19601 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19602 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19603 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19604 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19605 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19606 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19607 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19608 Update or set attributes.
19609 (stack_tie): New fake instruction.
19611 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19612 (m68k_sched_attr_size): Update declaration.
19613 (m68k_sched_attr_type2): Remove.
19614 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19615 Declare new bypass predicates.
19617 * config/m68k/m68k.c (m68k_sched_issue_rate,
19618 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19620 (TARGET_SCHED_ISSUE_RATE,
19621 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19622 (override_options): Handle scheduling for ColdFire V4 core.
19623 (m68k_expand_prologue): Emit stack_tie.
19624 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19625 'OP_TYPE_FPN'. Update all uses.
19626 (sched_guess_p): Remove.
19627 (sched_address_type): Handle symbolic addresses.
19628 (sched_get_operand): New static function.
19629 (sched_operand_type): Merge into sched_attr_op_type.
19630 (sched_attr_op_type): Handle FP registers, handle quick constants,
19632 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19633 (m68k_sched_attr_size): Update. Move logic to ...
19634 (sched_get_attr_size_int): New static function.
19635 (sched_get_opxy_mem_type): New static function.
19636 (m68k_sched_attr_op_mem): Update.
19637 (m68k_sched_attr_type2): Remove.
19638 (sched_cfv4_bypass_data): New static variable.
19639 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19640 (m68k_sched_issue_rate): Implement scheduler hook.
19641 (struct _sched_ib: enabled_p): New field.
19642 (m68k_sched_variable_issue): Update. Handle V4.
19643 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19644 sched_dump_class_func_t, sched_dump_split_class,
19645 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19646 sched_dump_dfa_class, m68k_sched_dump): Remove.
19647 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19649 (m68k_sched_init_global): Remove statisctics dumping, introduce
19650 sanity check that all instructions have pipeline reservations. Handle
19652 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19653 Handle ColdFire V4 core.
19654 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19655 New static functions.
19656 (m68k_sched_address_bypass_p): New bypass predicate.
19657 (sched_get_indexed_address_scale): New static function.
19658 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19660 * cf.md: Update comments.
19661 (define_attr type2): Remove. Use 'type' attribute instead.
19663 (cf_ib): Rename to cfv123_ib. Update all uses.
19664 (cf_oep): Rename to cfv123_oep. Update all uses.
19665 (cf_chr): Rename to cfv123_chr. Update all uses.
19666 (cf_mem): Rename to cfv123_mem. Update all uses.
19667 (cf_mac): Move to more appropriate place.
19668 (cfv123_guess): New automaton and cpu_unit.
19669 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19670 Update uses of 'size' attribute. Handle before reload scheduling.
19671 (cfv123_guess): New dummy reservation for unhandled instructions.
19672 (cfv4_*): Pipeline description of ColdFire V4 core.
19673 (ignore): New reservation to handle 'ignore' type.
19675 2008-05-07 Ian Lance Taylor <iant@google.com>
19677 PR middle-end/36013
19678 * gimplify.c (find_single_pointer_decl_1): Don't look through
19680 (find_single_pointer_decl): Adjust comments.
19682 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19684 PR middle-end/36137
19685 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19686 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19688 PR middle-end/36106
19689 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19690 integral type rather than floating point, then VIEW_CONVERT_EXPR
19691 to the floating point type.
19693 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19695 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19696 TFmode op0 to register.
19698 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19700 * c-decl.c (grokdeclarator): Comment typo.
19702 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19704 * tree-flow.h: Remove prototype for computed_goto_p.
19705 * tree-cfg.c (computed_goto_p): Make static.
19707 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19710 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19711 (contains_aligned_value_p): This. Handle _Decimal128.
19712 (ix86_function_arg_boundary): Only align _Decimal128 to its
19713 natural boundary and handle it properly.
19715 2008-05-06 Martin Jambor <mjambor@suse.cz>
19717 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19718 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19719 (ipcp_method_set_orig_node): Removed.
19720 (ipcp_cval_get_cvalue_type): Removed.
19721 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19722 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19723 (ipcp_cval_set_cvalue_type): Removed.
19724 (ipcp_cval_get_cvalue): Removed.
19725 (ipcp_cval_set_cvalue): Removed.
19726 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19727 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19728 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19729 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19730 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19731 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19732 (ipcp_get_ith_lattice): Changed parameters.
19733 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19734 (ipcp_lattice_from_jfunc): Changed parameters.
19735 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19736 (ipcp_method_cval_print): Added temporary variable info.
19737 (ipcp_redirect): Removed already unused local variable caller.
19738 (ipcp_redirect): New temporary variable orig_callee_info
19739 (ipcp_redirect): Removed newly unused local variable callee.
19740 (ipcp_redirect): Removed (a bit confusing) local variable type.
19741 (ipcp_insert_stage): Added local variable info.
19742 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19744 (ipcp_formal_create): Removed.
19745 (ipcp_method_cval_set): Removed.
19746 (ipcp_propagate_stage): Renamed lattice variables.
19747 (ipcp_method_cval_set_cvalue_type): Removed.
19748 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19749 (ipcp_print_all_lattices): Changed printed strings to refer to
19750 lattices rather than cvals.
19751 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19752 (ipcp_propagate_const): Changed formal parameters.
19753 (build_const_val): Changed formal parameters.
19754 (ipcp_insert_stage): Removed useless variable cvalue
19755 (build_const_val): Changed formal parameters.
19756 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19757 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19758 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19759 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19760 (ipcp_print_func_profile_counts): Changed string from "method" to
19762 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19763 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19764 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19765 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19766 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19767 (ipcp_lat_is_const): Changed parameters and made inline.
19768 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19769 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19770 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19771 the predicate condition directly
19772 (ipcp_propagate_stage): Added local variable args. Removed local
19773 variable callee. (Both are mere code simplifications.)
19774 (ipcp_method_dont_insert_const): Renamed to
19775 ipcp_node_not_modifiable_p.
19776 (ipcp_node_not_modifiable_p): Made inline.
19777 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19778 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19779 (ipcp_print_all_lattices): Removed variable cvalue
19780 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19783 2008-05-06 Olivier Hainque <hainque@adacore.com>
19785 * tree-sra.c (try_instantiate_multiple_fields): Early return
19786 if field has POINTER_TYPE.
19788 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19790 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19791 by using 'q' specifier for instruction.
19792 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19794 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19796 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19797 Change mode of zero_extract from QImode to HImode.
19798 (sign bit tests peepholes): (Ditto.).
19800 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19802 * config/i386/mmx.md: Remove double backslashes from asm templates.
19803 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19804 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19805 to handle nonimmediate operands.
19806 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19807 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19808 to handle nonimmediate operands.
19809 (*mmx_<code>v2sf3_finite): New insn pattern.
19810 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19811 (mmx_<code>v2sf3): New expander. Use
19812 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19813 (mmx_<plusminus_insn><mode>3): New expander. Use
19814 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19815 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19816 (mmx_add<mode>3): Removed.
19817 (mmx_ssadd<mode>3): Ditto.
19818 (mmx_usadd<mode>3): Ditto.
19819 (mmx_sub<mode>3): Ditto.
19820 (mmx_sssub<mode>3): Ditto.
19821 (mmx_ussub<mode>3): Ditto.
19822 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19823 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19824 to handle nonimmediate operands.
19825 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19827 (mmx_smulv4hi3_highpart): New expander. Use
19828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19829 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19831 (mmx_umulv4hi3_highpart): New expander. Use
19832 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19833 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19834 (mmx_<code>v4hi3): New expander. Use
19835 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19836 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19837 (mmx_<code>v8qi3): New expander. Use
19838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19839 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19840 (mmx_<code><mode>3): New expander. Use
19841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19843 2008-05-05 Jan Hubicka <jh@suse.cz>
19845 PR tree-optimization/36118
19846 * passes.c (pass_init_dump_file): Fix dump header.
19848 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19850 PR middle-end/36141
19851 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19852 VCE for function decls.
19854 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19856 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19858 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19860 * config/i386/i386.md (sat_plusminus): New.
19861 (plusminus_insn): Likewise.
19862 (plusminus_mnemonic): Likewise.
19864 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19865 (*<addsub><mode>3_cc_overflow): Renamed to ...
19866 (*<plusminus_insn><mode>3_cc_overflow): This.
19867 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19868 (*<plusminus_insn>si3_zext_cc_overflow): This.
19870 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19871 (<plusminus_insn><mode>3): This.
19872 (*<addsub><mode>3): Renamed to ...
19873 (*<plusminus_insn><mode>3): This.
19874 (<sse>_vm<addsub><mode>3): Renamed to ...
19875 (<sse>_vm<plusminus_insn><mode>3): This.
19876 (sse3_h<addsub>v4sf3): Renamed to ...
19877 (sse3_h<plusminus_insn>v4sf3): This.
19878 (sse3_h<addsub>v2df3): Renamed to ...
19879 (sse3_h<plusminus_insn>v2df3): This.
19880 (<plusminus_insn><mode>3): New.
19881 (*<plusminus_insn><mode>3): Likewise.
19882 (sse2_<plusminus_insn><mode>3): Likewise.
19883 (add<mode>): Removed.
19884 (*add<mode>3): Likewise.
19885 (sse2_ssadd<mode>3): Likewise.
19886 (sse2_usadd<mode>3): Likewise.
19887 (sub<mode>3): Likewise.
19888 (*sub<mode>3): Likewise.
19889 (sse2_sssub<mode>3): Likewise.
19890 (sse2_ussub<mode>3): Likewise.
19892 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19894 * gthr-single.h: Add in required interface elements as per gthr.h.
19895 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19896 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19897 Generalize UNUSED macro.
19898 (__gthread_once): Add.
19899 (__gthread_key_create): Add.
19900 (__gthread_key_delete): Add.
19901 (__gthread_getspecific): Add.
19902 (__gthread_setspecific): Add.
19904 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19907 the same size types for the indirect reference on the rhs, then
19910 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19912 * config/i386/i386.md
19913 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19914 one insn template instead of template series.
19915 (*xordi_1_rex64): Ditto.
19916 (*xordi_2_rex64): Ditto.
19918 2008-05-05 Ira Rosen <irar@il.ibm.com>
19920 PR tree-optimization/36119
19921 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19924 2008-06-04 Jan Hubicka <jh@suse.cz>
19926 tree-optimization/36100
19927 * tree-pass.h (pass_O0_always_inline): Declare.
19928 * ipa-inline.c (inline_transform): Remove dead code.
19929 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19930 pass_O0_always_inline): New.
19931 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19933 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19935 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19936 mnemonic in this_param move for TARGET_64BIT.
19938 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19940 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19941 (*strmovsi_rex_1): Ditto.
19942 (*strsetsi_1): Ditto.
19943 (*strsetsi_rex_1): Ditto.
19945 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19946 adddicc expanders using SWI mode iterator.
19948 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19951 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19954 2008-05-04 David S. Miller <davem@davemloft.net>
19956 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19957 (sparc*-*-linux*): Use linux.h in tm_file.
19958 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19959 compiler defaulting to 32-bit.
19960 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19962 * config/sparc/linux.h: Remove definitions now obtained
19963 properly from linux.h
19964 * config/sparc/linux64.h: Likewise.
19965 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19966 don't want this setting for 32-bit builds in a biarch compiler.
19967 * doc/install.texi: Add sparc-linux to list of targets
19968 supporting --enable-targets=all.
19970 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19972 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19974 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19976 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19977 after V4SI_FTYPE_V8HI.
19978 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19979 case V4SI_FTYPE_V2DF.
19981 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19983 * doc/invoke.texi (max-flow-memory-locations): Removed.
19984 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19986 2008-05-03 Richard Guenther <rguenther@suse.de>
19988 PR middle-end/34973
19989 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19991 2008-05-02 David S. Miller <davem@davemloft.net>
19993 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19995 2008-05-02 Simon Baldwin <simonb@google.com>
19998 * c-common.h (warn_array_subscript_range): Removed.
19999 * c-common.c (warn_array_subscript_range): Ditto.
20000 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20001 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20003 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20005 * config/i386/i386.c (ix86_special_builtin_type): New.
20006 (bdesc_special_args): Likewise.
20007 (ix86_expand_special_args_builtin): Likewise.
20008 (ix86_init_mmx_sse_builtins): Updated.
20009 (ix86_expand_builtin): Updated.
20010 (ix86_expand_store_builtin): Removed.
20011 (ix86_expand_unop_builtin): Likewise.
20013 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20014 * config/i386/mmintrin.h (__v2sf): Here.
20016 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20018 (_mm_loadl_pi): Likewise.
20019 (_mm_storeh_pi): Replace __v2si with __v2sf.
20020 (_mm_storel_pi): Likewise.
20022 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20023 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20024 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20025 __builtin_ia32_loadlpd.
20027 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20029 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20030 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20031 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20032 (ix86_init_mmx_sse_builtins): Updated.
20033 (ix86_expand_args_builtin): Likewise.
20034 (ix86_expand_builtin): Likewise.
20035 (ix86_expand_unop1_builtin): Renamed to ...
20036 (ix86_expand_unop_vec_merge_builtin): This.
20038 2008-05-01 Jan Hubicka <jh@suse.cz>
20041 * ipa-inline.c (inline_generate_summary): Make static.
20042 (inline_transform): Do not call inlining at -O0; make static.
20043 * passes.c (execute_todo): Add sanity check.
20044 (execute_one_ipa_transform_pass): Execute proper flags.
20046 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20048 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20049 (DECL_NONADDRESSABLE_P): Likewise.
20050 * alias.c (record_component_aliases): Fix comment.
20052 2008-05-01 Simon Baldwin <simonb@google.com>
20054 * c-common.h (warn_array_subscript_range): New function.
20055 * c-common.c (warn_array_subscript_range): Ditto.
20056 * tree-vrp.c (check_array_ref): Corrected code to agree with
20057 comment, ignoring only arrays of size 0 or size 1.
20058 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20060 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20062 * config/i386/i386.c (ix86_builtin_type): Replace
20063 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20064 (bdesc_args): Updated.
20065 (ix86_init_mmx_sse_builtins): Likewise.
20066 (ix86_expand_args_builtin): Likewise.
20068 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20071 * doc/extend.texi: Correct __builtin_ia32_palignr.
20073 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20076 * config/i386/i386.c (bdesc_crc32): Removed.
20077 (ix86_expand_crc32): Likewise.
20078 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20079 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20080 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20081 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20082 UINT_FTYPE_UINT_UCHAR.
20083 (bdesc_args): Updated. Add crc32 builtins.
20084 (ix86_init_mmx_sse_builtins): Updated.
20085 (ix86_expand_args_builtin): Updated to support subreg.
20087 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20089 2008-05-01 Jan Hubicka <jh@suse.cz>
20091 * tree-pass.h (opt_pass): Add IPA_PASS.
20092 (varpool_node, cgraph_node): Forward declare.
20093 (ipa_opt_pass): Define.
20094 (pass_ipa_inline): Turn into ipa_opt_pass.
20095 (pass_apply_inline): Remove.
20096 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20097 (apply_inline): Turn into ....
20098 (inline_transform): ... this one.
20099 (inline_generate_summary): New function.
20100 (pass_apply_inline): Remove.
20101 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20103 (struct function): Add ipa_transforms_to_apply.
20104 * passes.c (register_one_dump_file): Work on IPA_PASS.
20105 (init_optimization_passes): Remove pass_inline_parameters and
20107 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20108 (execute_one_pass) ... here; apply transforms when possible.
20109 (add_ipa_transform_pass, execute_ipa_summary_asses,
20110 execute_one_ipa_transform_pass): New.
20111 (execute_ipa_pass_list): Update for IPA_PASS type.
20113 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20115 * config/i386/i386.c (ix86_builtin_type): Add
20116 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20117 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20118 (bdesc_args): Add SSE4a builtins.
20119 (ix86_init_mmx_sse_builtins): Updated.
20120 (ix86_expand_args_builtin): Likewise.
20121 (ix86_expand_builtin): Likewise.
20123 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20125 * config/i386/i386.c (ix86_builtin_type): Add
20126 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20127 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20128 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20129 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20130 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20131 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20132 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20133 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20134 and DI_FTYPE_DI_DI_INT.
20135 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20136 (ix86_init_mmx_sse_builtins): Updated.
20137 (ix86_expand_args_builtin): Likewise.
20138 (ix86_expand_builtin): Likewise.
20139 (ix86_expand_binop_imm_builtin): Removed.
20141 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20143 2008-04-30 Richard Guenther <rguenther@suse.de>
20145 PR tree-optimization/32921
20146 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20148 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20150 * config/arm/arm.c (arm_unwind_emit): Use
20151 crtl->all_throwers_are_sibcalls instead of
20152 cfun->all_throwers_are_sibcalls.
20153 (arm_output_fn_unwind): Likewise.
20154 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20155 instead of cfun->uses_pic_offset_table.
20156 (frv_expand_prologue): Likewise.
20157 (frv_frame_pointer_required): Likewise.
20158 (frv_expand_fdpic_call): Likewise.
20159 (frv_emit_movsi): Likewise.
20160 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20161 cfun->returns_pcc_struct instead of
20162 current_function_returns_pcc_struct.
20163 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20164 instead of cfun->calls_eh_return.
20165 (m32c_pushm_popm): Likewise.
20166 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20167 "extern" declaration.
20169 2008-04-30 Richard Guenther <rguenther@suse.de>
20171 PR tree-optimization/21636
20172 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20174 (evaluate_stmt): Print the likely value.
20175 (ccp_visit_stmt): Avoid excessive vertical spacing.
20177 2008-04-30 Rafael Espíndola <espindola@google.com>
20179 * builtins.c (fold_call_expr): Return realret.
20180 * tree-ssa-threadedge.c
20181 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20182 __builtin_object_size.
20184 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20186 * gcc.c (wrapper_string): New variable.
20187 (insert_wrapper): New function.
20188 (execute): New option -wrapper.
20189 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20191 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20193 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20194 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20195 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20197 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20198 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20199 config/rs6000/e500crtres64gprctr.asm,
20200 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20201 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20202 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20203 config/rs6000/e500crtsav64gprctr.asm,
20204 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20205 config/rs6000/e500crtsavg64gprctr.asm: New files.
20206 * config/rs6000/t-ppccomm: Add build rules for new files.
20207 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20208 * config/rs6000/t-netbsd: Add build rules for new files.
20209 (LIB2FUNCS_STATIC_EXTRA): New variable.
20210 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20211 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20212 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20214 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20216 * config/i386/i386.c (ix86_builtin_type): Add
20217 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20218 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20219 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20220 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20221 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20222 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20223 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20224 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20225 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20226 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20227 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20228 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20229 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20230 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20231 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20232 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20233 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20234 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20235 V1DI_FTYPE_V2SI_V2SI.
20236 (bdesc_2arg): Moved to ...
20237 (bdesc_args): Here.
20238 (ix86_init_mmx_sse_builtins): Updated.
20239 (ix86_expand_args_builtin): Updated. Take a pointer
20240 to const struct builtin_description. Handle comparison
20242 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20243 (ix86_expand_builtin): Updated.
20245 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20246 (ssse3_pmaddubsw128): This.
20247 (ssse3_pmaddubswv4hi3): Renamed to ...
20248 (ssse3_pmaddubsw): This.
20250 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20251 (__builtin_ia32_packssdw128): Likewise.
20252 (__builtin_ia32_packuswb128): Likewise.
20253 (__builtin_ia32_pmaddubsw): Likewise.
20254 (__builtin_ia32_pmaddubsw128): Likewise.
20256 2008-04-30 Richard Guenther <rguenther@suse.de>
20258 PR tree-optimization/14847
20259 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20260 (recognize_bits_test): Use it.
20261 (recognize_single_bit_test): Likewise.
20263 2008-04-30 Martin Jambor <mjambor@suse.cz>
20265 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20266 instead of setting number of formal parameters to zero.
20267 (ipcp_init_stage): Do not set the number of actual parameters to zero
20269 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20270 which are called with variable number of arguments.
20271 (ipcp_insert_stage): Explicitely skipping all nodes which are
20272 called with variable number of arguments.
20273 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20274 number of parameters.
20276 * ipa-prop.h (struct ipa_node_params): Added flag
20277 called_with_var_arguments
20278 (ipa_set_param_count): Added. Changed sole setter to use it.
20279 (ipa_get_param_count): Added. All readers of param_count
20280 converted to use it instead.
20281 (ipa_set_called_with_variable_arg): Added.
20282 (ipa_is_called_with_var_arguments): Added.
20283 (ipa_get_ith_param): Added. All readers of param_decls converted
20285 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20287 (ipa_get_cs_argument_count): Added, all readers of argument_count
20289 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20292 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20293 (struct ipcp_lattice): Renamed cval_type to type
20294 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20296 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20297 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20298 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20299 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20300 (build_const_val): Changed the type of parameter cvalue to tree
20301 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20302 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20304 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20307 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20308 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20309 (ipa_add_method): Renamed to ipa_push_func_to_list
20310 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20311 (ipa_callsite_param_count): Removed.
20312 (ipa_callsite_param_count_set): Removed.
20313 (ipa_callsite_param): Removed.
20314 (ipa_callsite_callee): Removed.
20315 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20316 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20317 (ipa_method_formal_count): Removed.
20318 (ipa_method_formal_count_set): Removed.
20319 (ipa_method_get_tree): Removed.
20320 (ipa_method_tree_map_create): Removed.
20321 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20322 (ipa_create_param_decls_array): Creates the array itself
20323 (ipa_create_param_decls_array): Temporary variable info instead of
20324 a few dereferences.
20325 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20326 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20327 (get_type): Removed.
20328 (ipa_jf_get_info_type): Removed.
20329 (ipa_node_create): Renamed to ipa_create_node_params
20330 (ipa_free): Renamed to ipa_free_all_node_params
20331 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20332 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20333 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20334 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20335 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20336 ipa_free_all_edge_args
20337 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20338 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20339 (ipa_create_methodlist_node): Removed.
20340 (ipa_methodlist_method): Removed.
20341 (ipa_methodlist_method_set): Removed.
20342 (ipa_methodlist_next_method): Removed.
20343 (ipa_methodlist_next_method_set): Removed.
20344 (ipa_method_is_modified): Removed.
20345 (ipa_method_modify_create): Removed.
20346 (ipa_method_modify_init): Temporary variable info instead of a few
20348 (ipa_detect_param_modifications): Temporary variable info instead of
20349 a few dereferences.
20350 (ipa_compute_jump_functions): Temporary variable info instead of
20351 a few dereferences.
20352 (ipa_method_modify_set): Removed.
20353 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20354 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20355 than craph_node as the first parameter.
20356 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20357 (ipa_method_modify_init): Removed.
20358 (ipa_compute_jump_functions): Added a temp variable instead of
20359 repeatadly dereferencing the cgraph_edge.aux pointer
20360 (ipa_callsite_param_set_type): Removed.
20361 (ipa_compute_jump_functions): i renamed to index and moved to
20363 (ipa_callsite_param_set_info_type_formal): Removed.
20364 (ipa_callsite_param_set_info_type): Removed.
20365 (ipa_callsite_param_map_create): Removed.
20366 (ipa_callsite_tree): Removed.
20367 (ipa_callsite_caller): Removed.
20368 (ipa_pop_func_from_list): return_method removed to return_func
20370 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20371 prefixed all values with IPA_. Changed all users.
20372 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20373 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20374 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20375 (union parameter_info): Renamed to jump_func_value.
20376 (union jump_func_value): Renamed value to constant
20377 (struct ipa_jump_func): Renamed info_type to value
20378 (struct ipa_node): Renamed to ipa_node_params
20379 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20380 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20381 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20382 (struct ipa_edge): Renamed to ipa_edge_args
20383 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20384 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20385 (struct ipa_methodlist): Renamed to ipa_func_list
20386 (struct ipa_func_list): method_p renamed to node, next_method
20388 (ipa_methodlist_p): Removed, switched all users to struct pointer
20389 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20391 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20393 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20394 (rs6000_emit_epilogue): Use backchain to restore only when we
20395 have a large frame. Make use of frame pointer to restore if we
20396 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20398 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20400 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20401 Add mode to zero_extract.
20402 (sign bit tests peepholes): (Ditto.).
20404 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20406 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20407 Instructions in comments with SSE3.
20408 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20409 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20410 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20411 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20412 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20413 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20414 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20415 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20416 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20417 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20418 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20419 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20420 (bdesc_sse_args): Renamed to ...
20421 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20422 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20423 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20424 IX86_BUILTIN_FABSQ.
20425 (bdesc_1arg): Moved to ...
20426 (bdesc_args): Here.
20427 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20428 Instructions in comments with SSE3.
20429 (ix86_expand_sse_operands_builtin): Renamed to ...
20430 (ix86_expand_args_builtin): This. Updated.
20431 (ix86_expand_unop1_builtin): Update comments.
20432 (ix86_expand_builtin): Updated.
20434 2008-04-29 Richard Guenther <rguenther@suse.de>
20436 PR tree-optimization/36078
20437 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20438 Update virtual SSA form after cleaning up the CFG.
20440 2008-04-29 Richard Guenther <rguenther@suse.de>
20442 PR middle-end/15255
20443 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20445 2008-04-29 Richard Guenther <rguenther@suse.de>
20447 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20448 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20449 (compute_flow_insensitive_aliasing): Do not treat
20450 PTR_IS_REF_ALL pointers special.
20451 (get_smt_for): Likewise.
20452 (may_alias_p): Re-structure.
20453 (is_escape_site): A ref-all pointer conversion is not an escape site.
20454 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20455 PTR_IS_REF_ALL pointers special.
20456 * tree-ssa-structalias.h (struct alias_info): Remove
20457 ref_all_symbol_mem_tag field.
20458 (PTR_IS_REF_ALL): Remove.
20460 2008-04-29 Richard Guenther <rguenther@suse.de>
20462 PR middle-end/36077
20463 * fold-const.c (extract_muldiv_1): In combining division constants
20464 make sure to never overflow.
20466 2008-04-29 Nick Clifton <nickc@redhat.com>
20468 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20470 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20473 * optc-gen.awk: Work around HP-UX/IA awk bug.
20475 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20477 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20480 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20483 * config/i386/i386.md
20484 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20485 Change operand 1 predicate to nonimmediate_operand.
20487 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20490 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20492 * gengtype.c (walk_type, write_func_for_structure): Handle
20494 * doc/gty.texi: Document chain_circular.
20496 2008-04-28 Richard Guenther <rguenther@suse.de>
20498 PR tree-optimization/36066
20499 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20502 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20505 * config/i386/i386.md
20506 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20507 Use match_scratch instead of match_operand for operands 3 and 4.
20509 2008-04-27 Richard Guenther <rguenther@suse.de>
20511 PR tree-optimization/18754
20512 PR tree-optimization/34223
20513 * tree-pass.h (pass_complete_unrolli): Declare.
20514 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20515 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20516 Rewrite loop into loop closed SSA form if it is not already.
20517 (tree_unroll_loops_completely): Re-structure to iterate over
20518 innermost loops with intermediate CFG cleanups.
20519 Unroll outermost loops only if requested or the code does not grow
20521 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20522 loops are available.
20523 (tree_vectorize): Instead do so here.
20524 (tree_complete_unroll): Also unroll outermost loops.
20525 (tree_complete_unroll_inner): New function.
20526 (gate_tree_complete_unroll_inner): Likewise.
20527 (pass_complete_unrolli): New pass.
20528 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20529 uses outside of the loop.
20530 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20531 form if it is available.
20532 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20533 * passes.c (init_optimization_passes): Schedule complete inner
20534 loop unrolling pass before the first CCP pass after final inlining.
20536 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20538 * targhooks.h (default_emutls_var_fields,
20539 default_emutls_var_init): Declare.
20540 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20541 * target.h (struct gcc_target): Add struct emutls member.
20542 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20543 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20544 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20545 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20546 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20547 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20548 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20549 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20550 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20551 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20552 emit debug information.
20553 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20554 * varasm.c: Include targhooks.h.
20555 (emutls_object_section, emutls_tmpl_section): New.
20556 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20557 (EMUTLS_SEPARATOR): New.
20558 (prefix_name): New.
20559 (get_emutls_object_name): New.
20560 (default_emutls_var_fields): New, broken out of ...
20561 (get_emutls_object_type): ... here. Adjust to use target hooks.
20562 (get_emutls_init_templ_addr): Adjust to use target hooks.
20563 (emutls_decl): Adjust to use target hooks.
20564 (emutls_finish): Likewise.
20565 (default_emutls_var_init): New, broken out of ...
20566 (assemble_variable): ... here. Adjust to use target hooks.
20567 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20568 SECCAT_EMUTLS_TMPL.
20569 * c-common.c (handle_section_attribute): Prevent overriding
20570 sections for emulated tls with special sections.
20571 * config/i386/i386.c (x86_64_elf_select_section): Add
20572 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20573 (x86_64_elf_unique_section): Likewise.
20574 * config/vxworks.c: Include tree.h.
20575 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20576 (vxworks_override_options): Set TLS scheme.
20577 * doc/tm.texi (Emulated TLS): New node.
20579 2008-04-26 Simon Baldwin <simonb@google.com>
20582 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20583 with propagated string constants.
20585 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20587 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20588 constraint for operand 2 when operand 0 is memory operand.
20589 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20590 operand 0 is memory operand.
20591 (fix_trunc<mode>_i387_with_temp): Ditto.
20592 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20593 operand 2 when operand 1 is memory operand.
20594 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20595 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20596 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20597 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20598 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20599 operands 2,3 and 4 when operand 1 is memory operand.
20600 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20602 (fistdi2_floor_with_temp): Ditto.
20603 (fist<mode>2_floor_with_temp): Ditto.
20604 (fistdi2_ceil_with_temp): Ditto.
20605 (fist<mode>2_ceil_with_temp): Ditto.
20606 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20608 2008-04-26 David Daney <ddaney@avtrex.com>
20610 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20612 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20613 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20614 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20615 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20616 (compare_and_swap_12): New insn.
20617 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20618 * config/mips/mips.c (mips_force_binary): New function.
20619 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20620 (mips_expand_compare_and_swap_12): New function.
20621 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20623 2008-04-25 Jan Hubicka <jh@suse.cz>
20626 * cfgexpand.c (pass_expand): Turn into RTL pass.
20627 * passes.c (execute_one_pass): Do pass typechecking after execution.
20628 * tree-pass.h (pass_expand): Turn into RTL pass.
20630 * function.h (struct rtl_data): Move here fields
20631 accesses_prior_frames, calls_eh_return, saves_all_registers,
20632 has_nonlocal_goto, has_asm_statement, is_thunk,
20633 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20634 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20635 arg_pointer_save_area_init from struct function; turn into bool.
20636 (struct function): Move
20637 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20638 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20639 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20640 tail_call_emit, arg_pointer_save_area_init
20641 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20642 (current_function_returns_struct, current_function_returns_pcc_struct,
20643 current_function_calls_setjmp, current_function_calls_alloca,
20644 current_function_accesses_prior_frames,
20645 current_function_calls_eh_return, current_function_is_thunk,
20646 current_function_stdarg, current_function_profile,
20647 current_function_limit_stack, current_function_uses_pic_offset_table,
20648 current_function_uses_const_pool, current_function_has_nonlocal_label,
20649 current_function_saves_all_registers,
20650 current_function_has_nonlocal_goto,
20651 current_function_has_asm_statement): Remove accesor macros.
20652 * ra-conflict.c (global_conflicts): Update.
20653 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20654 (suitable_for_tail_call_opt_p): Update.
20655 * builtins.c (expand_builtin_return_addr): Update.
20656 (expand_builtin_setjmp_setup): Update.
20657 (expand_builtin_nonlocal_goto): Update.
20658 * final.c (final_start_function): Update.
20659 (profile_function): Update.
20660 (leaf_function_p): Update.
20661 (only_leaf_regs_used): Update.
20662 * df-scan.c (df_get_exit_block_use_set): Update.
20663 * dojump.c (clear_pending_stack_adjust): Update.
20664 * tree-stdarg.c (gate_optimize_stdarg): Update.
20665 * gimple-low.c (lower_function_body): Update.
20666 * global.c (compute_regsets): Update.
20667 (global_alloc): Update.
20668 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20669 * expr.c (expand_assignment): Update.
20670 * dse.c (dse_step0): Update.
20671 (dse_step1): Update.
20672 * c-decl.c (store_parm_decls): Update.
20673 * local-alloc.c (combine_regs): Update.
20674 (find_free_reg): Update.
20675 * function.c (assign_parms_augmented_arg_list): Update.
20676 (assign_parm_find_data_types): Update.
20677 (assign_parms): Update.
20678 (allocate_struct_function): Update.
20679 (expand_function_start): Update.
20680 (expand_function_end): Update.
20681 (get_arg_pointer_save_area): Update.
20682 (thread_prologue_and_epilogue_insns): Update.
20683 (rest_of_match_asm_constraints): Update.
20684 * stor-layout.c (variable_size): Update.
20685 * gcse.c (gcse_main): Update.
20686 (bypass_jumps): Update.
20687 * gimplify.c (gimplify_function_tree): Update.
20688 * calls.c (emit_call_1): Update.
20689 (expand_call): Update.
20690 * bt-load.c (compute_defs_uses_and_gen): Update.
20691 * except.c (sjlj_assign_call_site_values): Update.
20692 (sjlj_emit_function_enter): Update.
20693 (can_throw_external): Update.
20694 (set_nothrow_function_flags): Update.
20695 (expand_builtin_unwind_init): Update.
20696 (expand_eh_return): Update.
20697 (convert_to_eh_region_ranges): Update.
20698 (output_function_exception_table): Update.
20699 * emit-rtl.c (gen_tmp_stack_mem): Update.
20700 * cfgexpand.c (expand_used_vars): Update.
20701 (tree_expand_cfg): Update.
20702 * cfgcleanup.c (rest_of_handle_jump): Update.
20703 * explow.c (allocate_dynamic_stack_space): Update.
20704 * varasm.c (assemble_start_function): Update.
20705 (force_const_mem): Update.
20706 (mark_constant_pool): Update.
20707 * tree-optimize.c (tree_rest_of_compilation): Update.
20708 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20709 * tree-cfg.c (notice_special_calls): Update.
20710 (is_ctrl_altering_stmt): Update.
20711 (tree_can_make_abnormal_goto): Update.
20712 (tree_purge_dead_abnormal_call_edges): Update.
20713 * config/alpha/predicates.md: Update.
20714 * config/alpha/alpha.c (alpha_sa_mask): Update.
20715 (alpha_sa_size): Update.
20716 (alpha_does_function_need_gp): Update.
20717 (alpha_expand_prologue): Update.
20718 (alpha_start_function): Update.
20719 (alpha_output_function_end_prologue): Update.
20720 (alpha_expand_epilogue): Update.
20721 * config/frv/frv.c (frv_stack_info): Update.
20722 (frv_expand_epilogue): Update.
20723 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20724 (s390_register_info): Update.
20725 (s390_frame_info): Update.
20726 (s390_init_frame_layout): Update.
20727 (s390_can_eliminate): Update.
20728 (save_gprs): Update.
20729 * config/spu/spu.c (spu_split_immediate): Update.
20730 (need_to_save_reg): Update.
20731 (spu_expand_prologue): Update.
20732 (spu_expand_epilogue): Update.
20733 * config/sparc/sparc.md: Update.
20734 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20735 (sparc_tls_got): Update.
20736 (legitimize_pic_address): Update.
20737 (sparc_emit_call_insn): Update.
20738 (sparc_expand_prologue): Update.
20739 (output_return): Update.
20740 (print_operand): Update.
20741 (sparc_function_ok_for_sibcall): Update.
20742 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20743 * config/m32r/m32r.md: Update.
20744 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20745 (m32r_compute_frame_size): Update.
20746 (m32r_expand_prologue): Update.
20747 (m32r_expand_epilogue): Update.
20748 (m32r_legitimize_pic_address): Update.
20749 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20750 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20751 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20752 (gen_push): Update.
20753 (ix86_save_reg): Update.
20754 (ix86_compute_frame_layout): Update.
20755 (ix86_expand_prologue): Update.
20756 (ix86_expand_epilogue): Update.
20757 * config/sh/sh.c (output_stack_adjust): Update.
20758 (calc_live_regs): Update.
20759 (sh5_schedule_saves): Update.
20760 (sh_expand_prologue): Update.
20761 (sh_expand_epilogue): Update.
20762 (sh_setup_incoming_varargs): Update.
20763 (sh_allocate_initial_value): Update.
20764 (sh_get_pr_initial_val): Update.
20765 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20766 * config/sh/sh.md (label:): Update.
20767 * config/avr/avr.c (out_movhi_mr_r): Update.
20768 * config/crx/crx.h (enum): Update.
20769 * config/xtensa/xtensa.h (along): Update.
20770 * config/stormy16/stormy16.c Update.
20771 (xstormy16_compute_stack_layout): Update.
20772 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20773 (fr30_expand_prologue): Update.
20774 * config/cris/cris.c (cris_conditional_register_usage): Update.
20775 (cris_reg_saved_in_regsave_area): Update.
20776 (cris_initial_frame_pointer_offset): Update.
20777 (cris_simple_epilogue): Update.
20778 (cris_expand_prologue): Update.
20779 (cris_expand_epilogue): Update.
20780 (cris_expand_pic_call_address): Update.
20781 (cris_asm_output_symbol_ref): Update.
20782 (cris_asm_output_label_ref): Update.
20783 * config/cris/cris.md Update.
20784 * config/iq2000/iq2000.c (compute_frame_size): Update.
20785 (iq2000_expand_epilogue): Update.
20786 * config/mt/mt.h (save_direction): Update.
20787 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20788 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20789 (ia64_secondary_reload_class): Update.
20790 * config/m68k/m68k.c (m68k_save_reg): Update.
20791 (m68k_expand_prologue): Update.
20792 (m68k_expand_epilogue): Update.
20793 (legitimize_pic_address): Update.
20794 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20795 (first_reg_to_save): Update.
20796 (first_altivec_reg_to_save): Update.
20797 (compute_vrsave_mask): Update.
20798 (compute_save_world_info): Update.
20799 (rs6000_stack_info): Update.
20800 (spe_func_has_64bit_regs_p): Update.
20801 (rs6000_ra_ever_killed): Update.
20802 (rs6000_emit_eh_reg_restore): Update.
20803 (rs6000_emit_allocate_stack): Update.
20804 (rs6000_emit_prologue): Update.
20805 (rs6000_emit_epilogue): Update.
20806 (rs6000_output_function_epilogue): Update.
20807 (output_profile_hook): Update.
20808 (rs6000_elf_declare_function_name): Update.
20809 * config/rs6000/rs6000.h (rs6000_args): Update.
20810 * config/rs6000/rs6000.md: Update.
20811 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20812 * config/arc/arc.c (arc_output_function_epilogue): Update.
20813 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20814 * config/darwin.c (machopic_function_base_name): Update.
20815 * config/score/score3.c (score3_compute_frame_size): Update.
20818 (score3_epilogue): Update.
20819 * config/score/score7.c (score7_compute_frame_size): Update.
20820 (score7_prologue): Update.
20821 (score7_epilogue): Update.
20822 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20823 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20824 * config/arm/arm.c (use_return_insn): Update.
20825 (require_pic_register): Update.
20826 (arm_load_pic_register): Update.
20827 (arm_compute_save_reg0_reg12_mask): Update.
20828 (arm_compute_save_reg_mask): Update.
20829 (thumb1_compute_save_reg_mask): Update.
20830 (output_return_instruction): Update.
20831 (arm_output_function_prologue): Update.
20832 (arm_output_epilogue): Update.
20833 (arm_get_frame_offsets): Update.
20834 (arm_expand_prologue): Update.
20835 (thumb_pushpop): Update.
20836 (thumb_exit): Update.
20837 (thumb1_expand_prologue): Update.
20838 (thumb1_expand_epilogue): Update.
20839 (arm_unwind_emit): Update.
20840 (arm_output_fn_unwind): Update.
20841 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20842 * config/arm/arm.md: Update.
20843 * config/pa/pa.md: Update.
20844 * config/pa/pa.c (legitimize_pic_address): Update.
20845 (compute_frame_size): Update.
20846 (hppa_expand_prologue): Update.
20847 (hppa_expand_epilogue): Update.
20848 (borx_reg_operand): Update.
20849 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20850 (HARD_REGNO_RENAME_OK): Update.
20851 * config/mips/mips.c (mips_global_pointer): Update.
20852 (mips_save_reg_p): Update.
20853 (mips_compute_frame_info): Update.
20854 (mips_frame_pointer_required): Update.
20855 (mips_expand_prologue): Update.
20856 (mips_expand_epilogue): Update.
20857 (mips_can_use_return_insn): Update.
20858 (mips_reorg_process_insns): Update.
20859 * config/v850/v850.c (compute_register_save_size): Update.
20860 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20861 * config/mmix/mmix.c (along): Update.
20862 (mmix_expand_epilogue): Update.
20863 * config/bfin/bfin.c (legitimize_pic_address): Update.
20864 (must_save_p): Update.
20865 (stack_frame_needed_p): Update.
20866 (add_to_reg): Update.
20867 (bfin_expand_prologue): Update.
20868 * stmt.c (expand_asm_operands): Update.
20869 * reload1.c (reload): Update.
20870 (init_elim_table): Update.
20872 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20874 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20876 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20878 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20879 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20880 (mov<mode>): Removed.
20881 (*movv4sf_internal): Likewise.
20882 (*movv2df_internal): Likewise.
20884 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20886 * config.gcc (crx-*-elf): Remove deprecation.
20888 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20890 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20891 __gcc_deregister_frame with atexit.
20892 (deregister_frame_dtor): Remove.
20894 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20895 Nathan Sidwell <nathan@codesourcery.com>
20897 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20899 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20900 (rs6000_isel): Likewise.
20901 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20902 (rs6000_isel): New variable.
20903 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20905 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20908 * c-common.c (handle_vector_size_attribute): Call
20909 lang_hooks.types.reconstruct_complex_type instead of
20910 reconstruct_complex_type.
20911 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20912 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20913 * langhooks.h (struct lang_hooks_for_types): Add
20914 reconstruct_complex_type hook.
20915 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20916 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20918 2008-04-24 Richard Guenther <rguenther@suse.de>
20920 * c-common.h (check_builtin_function_arguments): Declare.
20921 * c-common.c (validate_nargs): New function.
20922 (check_builtin_function_arguments): Likewise.
20923 * c-typeck.c (build_function_call): Call
20924 check_builtin_function_arguments.
20925 * builtins.c (fold_builtin_classify): Remove error reporting code.
20926 (fold_builtin_unordered_cmp): Likewise.
20927 (fold_builtin_1): Likewise.
20928 (fold_builtin_n): Likewise.
20930 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20932 PR tree-optimization/36008
20933 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20934 the original op1, rather than delta by step.
20936 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20937 Sebastian Pop <sebastian.pop@amd.com>
20939 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20940 eliminate_local_variables_stmt, eliminate_local_variables,
20941 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20942 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20943 of code delimited by two edges in the CFG.
20944 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20945 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20946 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20947 the case of parallelisation of reductions.
20948 (expr_invariant_in_region_p): New.
20950 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20951 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20953 2008-04-24 Ira Rosen <irar@il.ibm.com>
20954 Richard Guenther <rguenther@suse.de>
20956 PR tree-optimization/36034
20957 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20958 incapable of dealing with loads with gaps.
20960 2008-04-24 Rafael Espíndola <espindola@google.com>
20962 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20963 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20964 vrp_evaluate_conditional.
20965 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20966 (vrp_evaluate_conditional): Split the cond argument.
20967 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20968 (simplify_stmt_for_jump_threading): Update call to
20969 vrp_evaluate_conditional.
20971 2008-04-24 Ira Rosen <irar@il.ibm.com>
20973 PR tree-optimization/35982
20974 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20975 interleaved data-refs are of the same type.
20977 2008-04-24 Danny Smith <dannysmith@users.net>
20979 * c-format.c (check_format_info_main): Use strncmp rather than a
20980 magic prefix to handle multichar length specs.
20981 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20982 Don't prefix "I64" and "I32" with '\0'.
20984 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20987 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20988 in registers for -m32 only if stdarg_p (fntype).
20990 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20992 PR rtl-optimization/36006
20993 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20994 temp to op0 in order to avoid invalid rtx sharing.
20996 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20998 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20999 check TREE_INVARIANT.
21000 * tree-gimple.c (is_gimple_address): New.
21001 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21002 * tree-gimple.h (is_gimple_address): New.
21003 * tree.h (decl_address_invariant_p): New.
21004 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21005 (build_string): Likewise.
21006 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21007 (tree_invariant_p_1): Likewise.
21008 (save_expr): Use it.
21009 (tree_invariant_p): New.
21010 (skip_simple_arithmetic): Use it.
21011 (stabilize_reference_1): Use it.
21012 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21014 (build1_stat): Drop code to compute TREE_INVARIANT.
21015 (build2_stat): Drop code to compute TREE_INVARIANT.
21016 (build3_stat): Drop code to compute TREE_INVARIANT.
21017 (build4_stat): Drop code to compute TREE_INVARIANT.
21018 (build5_stat): Drop code to compute TREE_INVARIANT.
21019 (build7_stat): Drop code to compute TREE_INVARIANT.
21020 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21021 * tree.h (struct tree_base): Remove invariant_flag.
21022 (TREE_INVARIANT): Remove.
21023 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21024 (fold_builtin_expect): Check TREE_CONSTANT.
21025 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21026 * c-tree.h (c_expr_to_decl): Drop third parameter.
21027 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21028 (build_c_cast): Don't set TREE_INVARIANT.
21029 (pop_init_level): Don't set TREE_INVARIANT.
21030 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21031 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21033 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21034 (gimplify_addr_expr): Adjust comment.
21035 * tree-mudflap.c (mf_build_string):
21036 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21037 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21038 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21039 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21040 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21041 * langhooks.h (struct lang_hooks): Drop third parameter from
21044 2008-04-23 Richard Guenther <rguenther@suse.de>
21046 PR tree-optimization/27799
21047 PR tree-optimization/32921
21048 PR tree-optimization/32624
21049 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21050 SMTs aliases and the tag itself into the solution.
21051 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21052 merge the points-to solution back into the SMT aliases.
21053 (may_alias_p): Use alias_set_subset_of instead of
21054 aliases_conflict_p. A pointer which points to
21055 memory with alias set zero may access any variable.
21057 2008-04-23 Richard Guenther <rguenther@suse.de>
21059 * alias.c (alias_set_subset_of): Correctly handle asking
21060 if zero is a subset of an alias set with zero child.
21061 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21062 (compute_flow_insensitive_aliasing): Correctly walk all
21063 pointers. Do not unnecessarily union sets.
21065 2008-04-23 Richard Guenther <rguenther@suse.de>
21067 PR middle-end/36021
21068 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21070 2008-04-22 Tomas Bily <tbily@suse.cz>
21072 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21074 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21076 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21077 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21078 * tree-inline.c (estimate_num_insns_1): Likewise.
21079 * varasm.c (const_hash_1, compare_constant, copy_constant)
21080 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21081 * emit-rtl.c (component_ref_for_mem_expr)
21082 (set_mem_attributes_minus_bitpos): Likewise.
21083 * expr.c (highest_pow2_factor, expand_expr_real_1, )
21084 (is_aligning_offset): Likewise.
21085 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21086 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21087 * dojump.c (do_jump): Likewise.
21088 * builtins.c (get_pointer_alignment, get_memory_rtx)
21089 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21090 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21092 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21094 PR rtl-optimization/36017
21095 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21096 expanding the library call.
21098 2008-04-22 Ian Lance Taylor <iant@google.com>
21100 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21101 than size_in_bytes.
21103 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21105 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21106 of LR/CTR moves for Power6.
21108 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21110 PR middle-end/36003
21111 * passes.c (init_optimization_passes): Remove
21112 pass_fast_rtl_byte_dce.
21114 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21117 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21118 builtin functions to generate faster code.
21119 (_mm_cvtpu16_ps): Ditto.
21120 (_mm_cvtpi32x2_ps): Ditto.
21122 2008-04-22 Nick Clifton <nickc@redhat.com>
21124 * common.opt (ftree-loop-distribution): Add Optimization
21127 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21128 (frv_expand_builtin_va_start): Likewise.
21130 * config/arm/arm.c (thumb_find_work_register): Fix location of
21131 argument register count.
21133 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21135 Support scheduling for ColdFire V1 and V3 microarchitecture.
21136 Improve scheduling of multiplication instructions.
21138 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21139 (mac): New instruction attribute.
21140 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21141 (m68k_sched_mac): New variable.
21142 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21143 Handle cfv1 and cfv3.
21144 (max_insn_size): New static variable.
21145 (struct _sched_ib): New type.
21146 (sched_ib): New static variable.
21147 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21148 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21149 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21151 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21152 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21153 new variables. Update.
21154 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21155 Add modeling of cfv3 instruction buffer. Update.
21156 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21157 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21158 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21159 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21160 a particular reservation applies to.
21161 (type2): Reorganize attribute values. Rename alu to alu_reg,
21162 alu_l to alu, move_l to omove. Join move to alu. Split mul
21163 to mul_l and mul_w.
21164 (cf_ib_*): Simplify description of instruction buffer.
21165 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21166 (cf_mem): Split into cf_mem1 and cf_mem2.
21167 (cf_v2_move_??): Rename to cfv12_alu_??.
21168 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21169 (cf_v2_mul_??): Remove reservations.
21170 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21171 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21172 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21174 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21175 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21176 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21177 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21178 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21179 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21180 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21181 expansions of the above reservations for instructions of sizes
21184 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21186 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21188 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21190 * coverage.c: Include tree-pass.h.
21191 (coverage_counter_alloc): Print da_file_name to the dump file.
21193 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21195 * sbitmap.c (sbitmap_range_empty_p): New function.
21196 * sbitmap.h (sbitmap_range_empty_p): New function.
21197 * bitmap.h: Now includes obstack.h.
21199 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21200 Kenneth Zadeck <zadeck@naturalbridge.com>
21202 * dbgcnt.def (ra_byte_scan): Added.
21203 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21204 when the last hit happens for a counter.
21205 * timevar.def (TV_DF_BYTE_LR): New variable.
21206 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21207 * passes.c (pass_fast_rtl_byte_dce): New pass.
21208 * fwprop.c (update_df): Added mode to call df_ref_create.
21209 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21210 DF_REF_EXTRACT_OFFSET.
21211 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21212 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21214 (df_ref_extract): Added mode field.
21215 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21216 DF_REF_EXTRACT_OFFSET.
21217 (DF_REF_EXTRACT_MODE): New macro.
21218 (df_byte_lr_bb_info): New structure.
21219 (df_print_byte_regset, df_compute_accessed_bytes,
21220 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21221 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21222 df_byte_lr_simulate_uses,
21223 df_byte_lr_simulate_artificial_refs_at_top,
21224 df_byte_lr_simulate_artificial_refs_at_end,
21225 df_compute_accessed_bytes): New function.
21226 (df_ref_create): Add parameter.
21227 (df_byte_lr_get_bb_info): New inline function.
21228 * df-scan.c (df_ref_record, df_uses_record,
21229 df_ref_create_structure): Added mode parameter.
21230 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21231 df_defs_record, df_uses_record, df_get_conditional_uses,
21232 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21233 df_entry_block_defs_collect, df_exit_block_uses_collect):
21234 Added mode parameter to calls to df_ref_record, df_uses_record,
21235 df_ref_create_structure.
21236 (df_ref_equal_p, df_ref_compare): Added test for modes.
21237 (df_ref_create_structure): Added code to set mode. Renamed
21238 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21239 DF_REF_EXTRACT_OFFSET.
21240 * df-core.c (df_print_byte_regset): New function.
21241 * df-byte-scan.c: New file.
21242 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21243 calls to BITMAP_FREE.
21244 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21245 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21246 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21247 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21248 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21249 df_byte_lr_local_compute, df_byte_lr_init,
21250 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21251 df_byte_lr_transfer_function, df_byte_lr_free,
21252 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21253 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21254 df_byte_lr_simulate_uses,
21255 df_byte_lr_simulate_artificial_refs_at_top,
21256 df_byte_lr_simulate_artificial_refs_at_end): New function.
21257 * dce.c (byte_dce_process_block): New function.
21258 (dce_process_block): au is now passed in rather than computed
21259 locally. Changed loops that look at artificial defs to not look
21260 for conditional or partial ones, because there never are any.
21261 (fast_dce): Now is able to drive byte_dce_process_block or
21262 dce_process_block depending on the kind of dce being done.
21263 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21264 (rest_of_handle_fast_byte_dce): New function.
21265 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21266 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21268 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21271 * gcc.h: Added fortran options that take arguments to
21272 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21275 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21277 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21278 scalarization if on the LHS and not a full access.
21280 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21282 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21284 2008-04-18 Rafael Espíndola <espindola@google.com>
21286 * tree-vrp.c (find_case_label_index): Fix the binary search.
21287 (find_case_label_range): New.
21288 (vrp_visit_switch_stmt): Use find_case_label_range.
21289 (simplify_switch_using_ranges): Use find_case_label_range.
21291 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21293 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21294 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21296 2008-04-18 Tom Tromey <tromey@redhat.com>
21299 * doc/cpp.texi (Implementation-defined behavior): Mention
21302 2008-04-18 Ian Lance Taylor <iant@google.com>
21304 * fold-const.c (pointer_may_wrap_p): New static function.
21305 (fold_comparison): Add another test for pointer overflow. Use
21306 pointer_may_wrap_p to disable some false positives.
21308 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21310 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21311 (fname_as_string): Match updated cpp_interpret_string prototype.
21312 (fix_string_type): Support char16_t* and char32_t*.
21313 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21314 derivative) nodes. Register as builtin if C++0x.
21315 (c_parse_error): Support CPP_CHAR{16,32}.
21316 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21317 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21318 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21319 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21320 CTI_CHAR32_ARRAY_TYPE>: New elements.
21321 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21322 char32_type_node, signed_char32_type_node, char16_array_type_node,
21323 char32_array_type_node): New defines.
21324 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21325 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21326 (lex_string): Support CPP_STRING{16,32}, match updated
21327 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21328 (lex_charconst): Support CPP_CHAR{16,32}.
21329 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21330 and CPP_STRING{16,32}.
21332 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21335 * aclocal.m4: Regenerate.
21336 * configure: Regenerate.
21338 2008-04-18 Jan Hubicka <jh@suse.cz>
21340 * except.c (dw2_size_of_call_site_table,
21341 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21343 * cgraphbuild.c (build_cgraph_edges): Update.
21344 * tree-pass.h: Update comment.
21345 * final.c (leaf_function_p): Update.
21346 (leaf_renumber_regs): Update.
21347 (rest_of_clean_state): Update.
21348 * omp-low.c (expand_omp_parallel): Update.
21349 * ipa-reference.c (analyze_function): Update.
21350 * reorg.c (find_end_label): Update.
21351 (optimize_skip): Update.
21352 (fill_simple_delay_slots): Update.
21353 (fill_simple_delay_slots): Update.
21354 (make_return_insns): Update.
21355 (dbr_schedule): Update.
21356 * gimple-low.c (record_vars_into): Update.
21357 * cfgbuild.c (make_edges): Update.
21358 * function.c (assign_stack_local): Update.
21359 (assign_parm_adjust_stack_rtl): Update.
21360 (locate_and_pad_parm): Update.
21361 (allocate_struct_function): Do not initialize stack_alignment_needed
21362 and preferred_stack_boundary here.
21363 (stack_protect_prologue): Update.
21364 (stack_protect_epilogue): Update.
21365 (expand_function_start): Initialize stack_alignment_needed,
21366 preferred_stack_boundary and max_jumptable_ents.
21367 (expand_function_end): Update.
21368 (free_after_compilation): Do not NULLify epilogue_delay_list.
21369 * function.h (struct rtl_data): Add stack_protect_guard,
21370 stack_alignment_needed,
21371 preferred_stack_boundary, epilogue_delay_list.
21372 (struct function): Remove value_histograms, stack_alignment_needed,
21373 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21375 unexpanded_var_list, stack_protect_guard.
21376 (current_function_epilogue_delay_list): Remove.
21377 * ipa-type-escape.c (analyze_function): Update.
21378 * gimplify.c (pop_gimplify_context): Update comment.
21379 * calls.c (expand_call): Update.
21380 (emit_library_call_value_1): Update.
21381 * except.c (set_nothrow_function_flags): Update.
21382 * cfgexpand.c (get_decl_align_unit): Update.
21383 (create_stack_guard): Update.
21384 (estimated_stack_frame_size): Update.
21385 (expand_used_vars): Update.
21386 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21387 * explow.c (allocate_dynamic_stack_space): Update.
21388 * tree-ssa-live.c (remove_unused_locals): Update.
21389 * varasm.c (mark_constant_pool): Update.
21390 * tree-inline.c (remap_decls): Update.
21391 (initialize_cfun): Update.
21392 (declare_return_variable): Update.
21393 (inline_forbidden_p): Update.
21394 (expand_call_inline): Update.
21395 (declare_inline_vars): Update.
21396 (tree_function_versioning): Update.
21397 * tree-flow.h (value_histograms): New.
21398 (VALUE_HISTOGRAMS): New macro.
21399 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21401 * tree-cfg.c (set_bb_for_stmt): Update.
21402 (replace_by_duplicate_decl): Update.
21403 (move_block_to_fn): Update.
21404 (new_label_mapper): Update.
21405 (dump_function_to_file): Update.
21406 * ipa-struct-reorg.c (build_data_structure): Update.
21407 * cfgrtl.c (print_rtl_with_bb): Update.
21408 * reload1.c (reload): Update.
21410 * config/i386/i386.c (setup_incoming_varargs_64,
21411 ix86_compute_frame_layout): Update.
21412 * config/arc/arc.c (arc_output_function_epilogue): Update.
21414 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21416 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21417 for FreeBSD as well.
21418 * gthr-posix95.h: Likewise.
21420 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21422 PR rtl-optimization/35838
21423 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21424 out the byte offset of the first subreg.
21426 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21428 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21429 to split_ti instead of three separate calls with single member arrays.
21430 (subti3 splitter): Ditto.
21431 (adddi3 splitter): Ditto with split_di.
21432 (subdi3 splitter): Ditto.
21433 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21434 two separate calls with single member arrays. Swap match_dup
21435 operands 1 and 2 to better fit into the array.
21436 (negdi2 splitter): Ditto with split_di.
21437 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21438 two separate calls with single member arrays. Swap match_dup operands
21439 6 and 7 to better fit into the array.
21441 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21443 * config/i386/i386.c (sse_builtin_type): New.
21444 (bdesc_sse_args): Likewise.
21445 (bdesc_sse_3arg): Removed.
21446 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21447 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21448 IX86_BUILTIN_ROUNDPS.
21449 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21450 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21451 IX86_BUILTIN_ROUNDPS.
21452 (ix86_expand_sse_4_operands_builtin): Removed.
21453 (ix86_expand_sse_operands_builtin): New.
21454 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21455 and CODE_FOR_sse4_1_roundps.
21456 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21457 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21459 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21462 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21463 regs before frame pop when needed. If use_backchain_to_restore_sp
21464 then load backchain into a temp reg to restore vr and vrsave. Add
21465 code to restore vr after frame pop if possible.
21467 2008-04-17 Richard Guenther <rguenther@suse.de>
21469 * tree-vn.c (expressions_equal_p): Do not check type
21470 equality or compatibility before calling operand_equal_p.
21471 * fold-const.c (operand_equal_p): Check equivalence of
21472 integer constants before bailing out due to signedness or
21473 precision differences.
21474 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21475 spurious differences in type qualification. Ignore types
21476 for COMPONENT_REFs at all.
21478 2008-04-17 Christian Bruel <christian.bruel@st.com>
21480 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21481 msw_skip comparison.
21483 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21486 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21489 PR tree-optimization/35899
21490 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21491 rather than TREE_OPERAND.
21493 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21496 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21497 temporary registers. Change operand predicate to general_operand.
21498 (remainderxf3): Ditto.
21500 2008-04-16 Richard Guenther <rguenther@suse.de>
21502 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21503 * tree-affine.c (aff_combination_expand): Look through some
21506 2008-04-15 Doug Kwan <dougkwan@google.com>
21508 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21510 * tree-pretty-print.c (dump_generic_node): Ditto.
21511 * final.c (output_addr_const): Ditto.
21512 * dwarf2out.c (output_cfi): Ditto.
21513 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21514 * print-rtl.c (print_rtx): Ditto.
21515 * print-tree.c (print_node_brief, print_node): Ditto.
21516 * c-common.c (match_case_to_enum_1): Ditto.
21517 * sched-vis.c (print_value): Ditto.
21518 * config/i386/i386.c (print_operand): Cast to long unsigned int
21521 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21522 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21523 MS Windows VirtualProtect function.
21525 2008-04-15 Jan Hubicka <jh@suse.cz>
21527 * gengtype.c (write_root): Param_is argument is OK.
21528 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21529 * function.h: Include varray.h
21530 (rtl_eh): New stucture based on except.c one.
21531 (call_site_record): New forward declaration and vector type.
21532 * calls.c (emit_call_1): Do not call
21533 note_current_region_may_contain_throw.
21534 * except.c (eh_status): Remove cur_region, try_region since they are
21536 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21537 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21538 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21539 Remove call_site_data_used, call_site_data_size.
21540 Turn call_site_record into vector in function.h.
21541 (note_current_region_may_contain_throw): Remove.
21542 (get_exception_pointer, get_exception_filter): Do not take struct
21543 function argument; update.
21544 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21545 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21546 build_post_landing_pads, dw2_build_landing_pads,
21547 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21548 sjlj_emit_function_enter, sjlj_emit_function_enter,
21549 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21550 sjlj_build_landing_pads, finish_eh_generation,
21551 remove_exception_handler_label, remove_eh_handler,
21552 maybe_remove_eh_handler, add_reachable_handler,
21553 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21554 add_action_record, collect_one_action_chain, add_call_site,
21555 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21556 sjlj_output_call_site_table, output_function_exception_table,
21557 * except.h (note_current_region_may_contain_throw): Remove
21558 (get_exception_pointer, get_exception_filter): Do not take struct
21560 * Makefile.in (GTFILES): Put varargs before struct function.
21562 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21564 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21565 punt for STRING_CST.
21566 (get_constraint_for): Deal with STRING_CST here instead.
21568 2008-04-15 Richard Guenther <rguenther@suse.de>
21570 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21571 statements in a basic-block with a backward walk. Do not
21572 substitute into dead statements but instead remove those.
21574 2008-04-15 Richard Guenther <rguenther@suse.de>
21576 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21577 to zero, thus disable creation of SFTs.
21579 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21581 * tree-predcom.c (suitable_reference_p): Return false if the
21582 reference can throw.
21584 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21587 * c-decl.c (finish_decl): If extern or static var has variable
21588 size, set TREE_TYPE (decl) to error_mark_node.
21590 2008-04-15 Rafael Espíndola <espindola@google.com>
21592 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21595 2008-04-15 Richard Guenther <rguenther@suse.de>
21597 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21598 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21599 (visit_reference_op_load): Do walk vuse-vdef chains on
21600 vn_reference_lookup.
21601 (visit_reference_op_store): But do not here.
21602 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21603 vn_reference_lookup.
21604 (vn_lookup_with_vuses): But do so here.
21606 2008-04-14 Ian Lance Taylor <iant@google.com>
21608 * fold-const.c (fold_overflow_warning): Remove assertion.
21610 2008-04-15 Ben Elliston <bje@au.ibm.com>
21612 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21613 temp1 local variables.
21615 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21618 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21619 ".text.unlikely" section as executable.
21621 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21623 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21624 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21625 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21626 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21627 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21628 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21629 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21631 2008-04-14 Ian Lance Taylor <iant@google.com>
21633 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21634 * fold-const.c (fold_comparison): If appropriate, test
21635 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21636 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21637 reassociating a pointer type.
21638 * doc/invoke.texi (Optimize Options): Document that
21639 -fstrict-overflow applies to pointer wraparound.
21641 2008-04-13 Jan Hubicka <jh@suse.cz>
21643 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21645 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21647 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21648 we are going to "save the world".
21650 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21652 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21653 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21654 operand 0 constraint, not "=".
21656 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21658 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21660 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21662 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21663 of size of positions_needed * CHAR_BIT.
21665 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21667 PR middle-end/35897
21668 * dse.c (store_info): Change positions_needed to unsigned
21670 (lowpart_bitmask): New.
21671 (record_store): Cast to unsigned HOST_WIDE_INT for
21672 positions_needed. Assert width <= size of positions_needed *
21673 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21674 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21675 lowpart_bitmask to set mask.
21677 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21679 * config/bfin/constraints.md: New file.
21680 * config/bfin/bfin.md: Include it.
21681 (adddi3): Use satisfies_constraint functions instead of the old macros.
21682 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21683 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21684 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21685 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21686 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21687 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21688 EXTRA_CONSTRAINT): Delete.
21689 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21690 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21692 * config/bfin/bfin.c: Include "tm-constrs.h".
21693 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21694 Use satisfies_constraint functions instead of the old macros.
21695 * doc/md.texi (Blackfin Constraints): Update file name reference.
21697 2008-04-11 Richard Guenther <rguenther@suse.de>
21699 PR tree-optimization/35869
21700 * tree-vrp.c (execute_vrp): Move switch statement update after
21701 jump threading. Schedule another cfg cleanup run.
21703 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21706 * attribs.c (decl_attributes): Return early on errorneous node.
21708 2008-04-10 Oleg Ryjkov <olegr@google.com>
21710 * tree.h (struct tree_base): Added a new flag default_def_flag.
21711 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21713 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21715 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21717 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21720 * pa.md: Define mode iterator P. Define mode attribute dwc.
21721 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21722 (icacheflush): Likewise.
21723 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21724 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21726 2008-04-11 Ben Elliston <bje@au.ibm.com>
21728 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21730 2008-04-10 Rafael Espíndola <espindola@google.com>
21732 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21733 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21734 (extract_range_from_expr): The same.
21736 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21738 * config/mips/mips.md (GPR2): New mode iterator.
21739 (seq): Add comment.
21740 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21741 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21742 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21743 Rewrite these to take two modes, the mode of comparison and the
21744 mode of the destination.
21745 * config/mips/mips.c (mips_expand_scc): Instead of having
21746 paradoxical subreg as destination, expand "narrowing" scc if mode
21747 of comparison is SI and target is requested in DI mode.
21748 (mips_emit_int_order_test): Update comment. Make mode of
21749 comparison match CMP0 rather than TARGET. When creating inverse
21750 target use mode of TARGET.
21752 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21754 * gcov-dump.c (tag_summary): Only print summaries for the first
21755 GCOV_COUNTERS_SUMMABLE counters.
21757 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21759 * config/i386/i386.md (absneg): New code iterator.
21760 (absnegprefix): New code attribute.
21761 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21762 patterns using absneg code iterator.
21763 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21764 using absneg code iterator.
21765 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21766 *neg<mode>2 patterns using absneg code iterator.
21767 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21768 *negextendsfdf2 patterns using absneg code iterator.
21769 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21770 *negextendsfxf2 patterns using absneg code iterator.
21771 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21772 *negextendsfdf2 patterns using absneg code iterator.
21773 * config/i386/sse.md (<code><mode>2): Macroize expander from
21774 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21776 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21778 * config/s390/s390.h: Remove the remains of the recent search
21779 & replace action of current_function_outgoing_args_size.
21781 2008-04-10 Ira Rosen <irar@il.ibm.com>
21783 PR tree-optimization/35821
21784 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21785 NEW_STMT_LIST is not NULL.
21787 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21790 * toplev.c (process_options): Remove -ffunction-sections debugging
21793 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21795 PR middle-end/PR28690
21796 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21797 than gen_rtx_fmt_ee to perform more canonicalizations.
21799 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21802 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21804 2008-04-09 Richard Guenther <rguenther@suse.de>
21806 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21807 (dump_function_to_file): Dump function arguments with types.
21809 2008-04-08 Richard Guenther <rguenther@suse.de>
21811 * fold-const.c (fold_widened_comparison): Do not allow
21812 sign-changes that change the result.
21814 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21817 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21818 kinds of indirect references.
21820 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21822 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21823 GNU Fortran language string.
21825 2008-04-08 Rafael Espíndola <espindola@google.com>
21827 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21828 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21829 * tree.h (tree_call_nonnegative_warnv_p): New.
21831 2008-04-08 Jan Hubicka <jh@suse.cz>
21833 * function.c (free_after_compilation): Clear out regno_reg_rtx
21836 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21839 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21841 PR middle-end/PR28690
21842 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21843 same precedence as REG_POINTER and MEM_POINTER operands.
21845 2008-04-08 Richard Guenther <rguenther@suse.de>
21847 PR middle-end/35834
21848 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21849 for adding index to base.
21851 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21853 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21854 (MINGW_ENABLE_EXECUTE_STACK): New.
21855 (IN_LIBGCC2): For libgcc include windows.h file for
21856 function declarations.
21858 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21860 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21861 and tem2 if tem1 is not a REG or MULT.
21863 2008-04-08 Jan Hubicka <jh@suse.cz>
21865 * function.h (incomming_args): Break out of struct function.
21866 (function_subsections): Break out of struct function.
21867 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21868 return_rtx and hard_reg_initial_vals from struct function.
21869 Kill inl_max_label_num.
21870 (current_function_pops_args, current_function_args_info,
21871 current_function_args_size, current_function_args_size,
21872 current_function_pretend_args_size,
21873 current_function_outgoing_args_size,
21874 current_function_internal_arg_pointer, current_function_return_rtx):
21875 Kill compatibility accestor macros.
21876 * builtins.c (expand_builtin_apply_args_1): Update.
21877 (expand_builtin_next_arg): Update.
21878 * df-scan.c (df_get_call_refs): Update.
21879 * dbxout.c (dbxout_function_end): Update.
21880 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21881 (output_line_info): Update.
21882 (secname_for_decl): Update.
21883 (dwarf2out_var_location): Update.
21884 * function.c (free_after_compilation): Update.
21885 (assign_parm_find_stack_rtl): Update.
21886 (assign_parms): Update.
21887 (expand_dummy_function_end): Update.
21888 (expand_function_end): Update.
21889 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21890 (expand_call): Update.
21891 (emit_library_call_value_1): Update.
21892 (store_one_arg): Update.
21893 * varasm.c (initialize_cold_section_name): Update.
21894 (unlikely_text_section): Update.
21895 (unlikely_text_section_p): Update.
21896 (assemble_start_function): Update.
21897 (assemble_end_function): Update.
21898 (default_section_type_flags): Update.
21899 (switch_to_section): Update.
21900 * integrate.c (set_decl_abstract_flags): Update.
21901 (get_hard_reg_initial_val): Update.
21902 (has_hard_reg_initial_val): Update.
21903 (allocate_initial_values): Update.
21904 * resource.c (init_resource_info): Update.
21905 * config/alpha/alpha.c (NUM_ARGS): Update.
21906 (direct_return): Update.
21907 (alpha_va_start): Update.
21908 (alpha_sa_size): Update.
21909 (alpha_initial_elimination_offset): Update.
21910 (alpha_expand_prologue): Update.
21911 (alpha_start_function): Update.
21912 (alpha_expand_epilogue): Update.
21913 (unicosmk_initial_elimination_offset):
21914 * config/alpha/alpha.md (call expander): Update.
21915 * config/s390/s390.c (s390_register_info): Update.
21916 (s390_register_info): Update.
21917 (s390_frame_info): Update.
21918 (s390_initial_elimination_offset): Update.
21919 (s390_build_builtin_va_list): Update.
21920 (s390_va_start): Update.
21921 * config/spu/spu.c (direct_return): Update.
21922 (spu_expand_prologue): Update.
21923 (spu_initial_elimination_offset): Update.
21924 (spu_build_builtin_va_list): Update.
21925 (spu_va_start): Update.
21926 * config/sparc/sparc.c (sparc_init_modes): Update.
21927 (sparc_compute_frame_size): Update.
21928 (function_value): Update.
21929 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21930 * config/i386/i386.md (return expander): Update.
21931 * config/i386/i386.c (ix86_va_start): Update.
21932 (ix86_can_use_return_insn_p): Update.
21933 (ix86_compute_frame_layout): Update.
21934 (ix86_expand_epilogue): Update.
21935 * config/sh/sh.c (output_stack_adjust): Update.
21936 (calc_live_regs): Update.
21937 (sh_expand_prologue): Update.
21938 (sh_builtin_saveregs): Update.
21939 (sh_va_start): Update.
21940 (initial_elimination_offset): Update.
21941 (sh_allocate_initial_value): Update.
21942 (sh_function_ok_for_sibcall): Update.
21943 (sh_get_pr_initial_val): Update.
21944 * config/sh/sh.md (return expander): Update.
21945 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21946 * config/crx/crx.c (crx_compute_frame): UPdate.
21947 (crx_initial_elimination_offset): UPdate.
21948 * config/xtensa/xtensa.c (compute_frame_size): Update
21949 (xtensa_builtin_saveregs): Update.
21950 (xtensa_va_start): Update.
21951 (order_regs_for_local_alloc): Update.
21952 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21953 (xstormy16_expand_builtin_va_start): Update.
21954 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21955 * config/m68hc11/m68hc11.md (return expanders): Update.
21956 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21957 (expand_epilogue): Update.
21958 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21959 (cris_simple_epilogue): Update.
21960 (cris_expand_prologue): Update.
21961 (cris_expand_epilogue): Update.
21962 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21963 (compute_frame_size): Update.
21964 * config/mt/mt.c (mt_compute_frame_size): Update.
21965 * config/mn10300/mn10300.c (expand_prologue): Update.
21966 (expand_epilogue): Update.
21967 (initial_offset): Update.
21968 (mn10300_builtin_saveregs):
21969 * config/mn10300/mn10300.md (return expander): Update.
21970 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21971 (ia64_initial_elimination_offset): Update.
21972 (ia64_initial_elimination_offset): Update.
21973 (ia64_expand_prologue): Update.
21974 * config/m68k/m68k.md (return expander): Update.
21975 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21976 (rs6000_stack_info): Update.
21977 * config/mcore/mcore.c (layout_mcore_frame): Update.
21978 (mcore_expand_prolog): Update.
21979 * config/arc/arc.c (arc_compute_frame_size): Update.
21980 * config/score/score3.c (score3_compute_frame_size): Update.
21981 * config/score/score7.c (score7_compute_frame_size): Update.
21982 * config/arm/arm.c (use_return_insn): Update.
21983 (thumb_find_work_register): Update.
21984 (arm_compute_save_reg_mask): Update.
21985 (arm_output_function_prologue): Update.
21986 (arm_output_epilogue): Update.
21987 (arm_size_return_regs): Update.
21988 (arm_get_frame_offsets): Update.
21989 (arm_expand_prologue): Update.
21990 (thumb_exit): Update.
21991 (thumb_unexpanded_epilogue): Update.
21992 (thumb1_output_function_prologue): Update.
21993 * config/pa/pa.md (return expander): Update.
21994 * config/pa/pa.c (compute_frame_size): Update.
21995 (hppa_builtin_saveregs): Update.
21996 * config/mips/mips.c (mips_va_start): Update.
21997 (mips16_build_function_stub): Update.
21998 (mips_compute_frame_info): Update.
21999 (mips_restore_gp): Update.
22000 (mips_output_function_prologue): Update.
22001 (mips_expand_prologue): Update.
22002 * config/v850/v850.c (compute_frame_size): Update.
22003 (expand_prologue): * config/mmix/mmix.c (along): update.
22004 (mmix_initial_elimination_offset): update.
22005 (mmix_reorg): update.
22006 (mmix_use_simple_return): update.
22007 (mmix_expand_prologue): update.
22008 (mmix_expand_epilogue): Update.
22009 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22010 (emit_link_insn): Update.
22012 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22014 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22015 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22017 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22020 2008-04-07 Jan Hubicka <jh@suse.cz>
22022 * function.h (rtl): Rename to x_rtl.
22023 (crtl): New define.
22024 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22025 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22026 used_temp_slots avail_temp_slots, temp_slot_level,
22027 nonlocal_goto_handler_labels): Update accesstors.
22028 (rtl): New global variable.
22029 (struct function): Move some fileds to rtl_data.
22030 (get_arg_pointer_save_area): Update prototype.
22031 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22032 get_arg_pointer_save_area.
22033 * expr.c (init_expr): Update
22034 * function.c (get_frame_size): Update
22035 (assign_stack_local): Update
22036 (expand_function_end): Update.
22037 (get_art_pointer_save_area): Update
22039 * emit-rtl.c (rtl): Declare.
22040 (regno_reg_rtx): Declare.
22041 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22043 (gen_reg_rtx): Update.
22044 * varasm.c (n_deferred_constatns): Update accestor.
22045 (init_varasm_status): Do not allocate varasm_status.
22046 (force_const_mem, get_pool_size, output_constant_pool): Update.
22047 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22048 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22049 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22050 * sparc/sparc.h (INIT_EXPANDERS): Update.
22051 * ia64/ia64.h (INIT_EXPANDERS): Update.
22053 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22055 * reload.c (push_secondary_reload): Add missing break to for loop.
22057 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22059 PR middle-end/PR28690
22060 * rtlanal.c: Update copyright years.
22061 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22062 as REG_POINTER and MEM_POINTER operands.
22063 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22064 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22065 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22066 * gcse.c: Update copyright years.
22067 (pre_delete): Call gen_reg_rtx_and_attrs.
22068 (hoist_code): Likewise.
22069 (build_store_vectors): Likewise.
22070 (delete_store): Likewise.
22071 * loop-invariant.c (move_invariant_reg): Likewise.
22072 Update copyright years.
22074 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22076 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22077 control string instead of quoted.
22079 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22081 * doc/rtl.texi: Rewrite of subreg section.
22083 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22086 * config/i386/i386.c (legitimize_pic_address): Add treating
22087 of dllimport SYM_REF's.
22088 (legitimize_dllimport_symbol): Add prototype.
22090 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22092 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22093 reference in constructor with non self-referential type.
22095 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22097 Removal of Return with Depressed Stack Pointer support
22098 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22099 (ECF_SP_DEPRESSED): Likewise.
22100 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22101 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22102 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22103 (expand_call): Do not test ECF_SP_DEPRESSED.
22104 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22105 * function.c (keep_stack_depressed): Delete.
22106 (handle_epilogue_set): Likewise.
22107 (update_epilogue_consts): Likewise.
22108 (emit_equiv_load): Likewise.
22109 (thread_prologue_and_epilogue_insns): Remove support for Return with
22110 Depressed Stack Pointer.
22111 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22113 2008-04-06 Richard Guenther <rguenther@suse.de>
22115 PR tree-optimization/35400
22116 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22117 information from SSA_NAMEs.
22119 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22121 * config/avr/avr.h (avr_mega_p): Remove declaration.
22122 (AVR_MEGA): Remove macro.
22123 * config/avr/avr.c (avr_mega_p): Remove variable.
22124 (avr_override_options): Remove inicializion of avr_mega_p.
22125 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22126 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22127 (avr_jump_mode): (Ditto.).
22128 (avr_output_progmem_section_asm_op): (Ditto.).
22129 (avr_asm_init_sections): (Ditto.).
22130 (avr_asm_init_sections): (Ditto.).
22131 (avr_rtx_costs): (Ditto.).
22132 * config/avr/avr.md: (Ditto.).
22133 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22136 2008-04-06 Richard Guenther <rguenther@suse.de>
22138 PR tree-optimization/35842
22139 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22140 is_gimple_invariant_address.
22142 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22144 * gcc.c (default_compilers): Sync Fortran extensions list with
22145 that in fortran/lang-specs.h.
22146 * doc/invoke.texi: Likewise.
22147 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22148 * dwarf2out.c (gen_compile_unit_die): Likewise.
22150 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22152 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22154 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22157 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22158 attribute is used for nested functions.
22160 2008-04-05 Jan Hubicka <jh@suse.cz>
22162 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22164 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22166 (dump_files): Update.
22167 (enable_rtl_dump_file): Do not accept letter argument.
22168 * tree-pass.h (dump_file_info): Remove letter argument.
22169 * toplev.c (decode_d_option): Update -da handling.
22170 * toplev.h (enable_rtl_dump_file): Update prototype.
22171 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22172 it out based on pass type.
22173 (register_dump_files_1): Likewise.
22174 (init_optimization_passes): Update register_one_dump_file calls.
22175 (execute_one_pass): Sanity check that IPA passes are called at IPA
22176 level and RTL passes at RTL level.
22177 (execute_pass_list): IPA pass can not be after or subpass of
22179 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22180 disallov RTL subpasses of IPA subpasses.
22182 2008-04-05 Ben Elliston <bje@au.ibm.com>
22184 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22185 builtins that return exactly once and do not throw. Cache call to
22188 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22190 PR rtl-optimization/34916
22191 PR middle-end/35519
22192 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22193 between instruction pairs.
22195 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22197 * doc/invoke.texi: Document -mbitops for SH.
22198 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22199 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22200 * config/sh/sh.c (print_operand): Add %t operand code.
22201 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22202 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22203 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22204 (extendqihi2): Likewise.
22205 (movqi_i): Likewise.
22206 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22207 (extv): Use bld instruction for SH2A if possible.
22209 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22210 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22211 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22212 (bset.b, bclr.b): Define peepholes.
22213 * config/sh/sh.opt (mbitops): New option.
22215 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22218 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22219 and view convert expression.
22221 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22224 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22226 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22228 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22230 * config/i386/cpuid.h (bit_AES): New.
22231 (bit_PCLMUL): Likewise.
22233 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22234 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22235 SSE2 if AES or PCLMUL is enabled.
22236 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22237 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22238 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22239 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22240 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22241 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22242 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22243 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22244 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22245 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22246 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22247 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22248 __builtin_ia32_aeskeygenassist128 and
22249 __builtin_ia32_pclmulqdq128.
22250 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22251 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22252 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22254 * config/i386/i386.h (TARGET_AES): New.
22255 (TARGET_PCLMUL): Likewise.
22256 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22258 * config/i386/i386.md (UNSPEC_AESENC): New.
22259 (UNSPEC_AESENCLAST): Likewise.
22260 (UNSPEC_AESDEC): Likewise.
22261 (UNSPEC_AESDECLAST): Likewise.
22262 (UNSPEC_AESIMC): Likewise.
22263 (UNSPEC_AESKEYGENASSIST): Likewise.
22264 (UNSPEC_PCLMUL): Likewise.
22266 * config/i386/i386.opt (maes): New.
22267 (mpclmul): Likewise.
22269 * config/i386/sse.md (aesenc): New pattern.
22270 (aesenclast): Likewise.
22271 (aesdec): Likewise.
22272 (aesdeclast): Likewise.
22273 (aesimc): Likewise.
22274 (aeskeygenassist): Likewise.
22275 (pclmulqdq): Likewise.
22277 * config/i386/wmmintrin.h: New.
22279 * doc/extend.texi: Document AES and PCLMUL built-in function.
22281 * doc/invoke.texi: Document -maes and -mpclmul.
22283 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22285 * function.c (free_after_parsing): Replace with
22286 cxx_push_function_context from C++ front-end.
22287 (allocate_struct_function): Don't call langhook.
22288 * langhooks.h (struct lang_hooks_for_functions): Delete.
22289 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22291 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22292 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22293 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22294 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22295 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22296 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22297 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22299 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22300 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22302 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22305 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22308 2008-04-04 Richard Guenther <rguenther@suse.de>
22310 PR middle-end/35823
22311 * fold-const.c (optimize_minmax_comparison): Use the correct
22312 type for the constant in the simplified comparison.
22314 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22316 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22317 Pass L2 size as "--param l2-cache-size" to the compiler.
22318 (decode_l2_cache): New function to decode L2 cache parameters using
22319 0x8000006 extended cpuid function.
22320 (detect_caches_amd): Determine parameters of L2 cache using
22321 decode_l2_caches function.
22322 (decode_caches_intel): Decode L2 cache parameters.
22323 (detect_caches_intel): Determine L2 cache parameters using
22324 decode_caches_intel and decode_l2_caches functions.
22326 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22328 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22329 secondary input reload for subword loads from the constant pool.
22331 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22334 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22335 constants of the appropriate size for runtime calculations.
22338 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22339 decimal-float literal constant zero.
22341 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22344 * c-parser.c (c_parser_omp_atomic): Call
22345 default_function_array_conversion on the RHS.
22347 PR middle-end/35818
22348 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22349 call is_variable_sized if decl has incomplete type.
22351 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22353 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22355 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22357 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22359 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22360 (sgt<u>): Merge sgt and sgtu into new expander.
22361 (sgt, sgtu): Remove expanders.
22362 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22363 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22364 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22365 *sgtu_<mode>_mips16 into new pattern.
22366 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22367 (sge<u>): Merge sge and sgeu into new expander.
22368 (sge, sgeu): Remove expanders.
22369 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22371 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22372 (slt<u>): Merge slt and sltu into new expander.
22373 (slt, sltu): Remove expanders.
22374 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22375 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22376 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22377 *sltu_<mode>_mips16 into new pattern.
22378 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22379 (sle<u>): Merge sle and sleu into new expander.
22380 (sle, sleu): Remove expanders.
22381 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22382 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22383 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22384 *sleu_<mode>_mips16 into new pattern.
22385 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22387 2008-04-03 Jan Hubicka <jh@suse.cz>
22389 PR tree-optimization/35795
22390 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22391 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22392 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22393 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22394 * score/score3.c (score3_output_mi_thunk): Likewise.
22395 * score/score7.c (score7_output_mi_thunk): Likewise.
22396 * mips/mips.c (mips_output_mi_thunk): Likewise.
22398 2008-04-03 Richard Guenther <rguenther@suse.de>
22400 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22401 conversions. Simplify code.
22403 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22405 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22407 2008-04-03 Tom Tromey <tromey@redhat.com>
22408 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22410 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22411 * config/bfin/t-bfin-linux (generated_files): Add
22412 linux-sysroot-suffix.h.
22413 * doc/install.texi (Prerequisites): Require make 3.80.
22414 * doc/sourcebuild.texi (Front End Directory): Document new
22416 * Makefile.in (generated_files): New variable.
22417 (ALL_HOST_OBJS): New variable.
22418 ($(ALL_HOST_OBJS)): New target.
22420 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22422 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22423 (remap_block): Call id->transform_lang_insert_block instead
22425 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22426 Set id.transform_lang_insert_block to NULL.
22427 (clone_body): Move to cp/optimize.c
22428 * tree-inline.h (struct copy_body_data): Change
22429 transform_lang_insert_block to function pointer.
22430 (copy_generic_body, copy_decl_no_change): Export.
22431 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22432 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22433 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22435 * c-tree.h (insert_block): Kill.
22436 * c-decl.c (insert_block): Kill.
22438 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22440 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22441 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22442 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22444 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22445 argument, call {push,pop}_function_context from here.
22446 * c-parser.c: Use c_{push,pop}_function_context.
22448 * function.c (push_function_context_to): Move meat ...
22449 (push_function_context): ... here. Simplify.
22450 * function.c (pop_function_context_from): Move meat ...
22451 (pop_function_context): ... here. Simplify.
22452 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22454 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22455 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22456 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22457 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22459 2008-04-03 Ben Elliston <bje@au.ibm.com>
22461 * expmed.c (extract_force_align_mem_bit_field): Remove.
22463 2008-04-03 Richard Guenther <rguenther@suse.de>
22465 PR middle-end/35800
22466 * expr.h (try_casesi): Adjust prototype.
22467 * expr.c (try_casesi): Take fallback label as extra parameter.
22468 Use that for gen_casesi if default_label is NULL.
22469 * stmt.c (expand_case): Pass fallback label to try_casesi,
22470 make sure to fill gaps with a fallback label if default_label
22473 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22476 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22478 2008-04-03 Ben Elliston <bje@au.ibm.com>
22480 * expmed.c (extract_split_bit_field): Remove if (0) code.
22481 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22482 (do_ds_constraint): Likewise.
22484 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22486 * doc/cppopts.texi (-dU): Document.
22487 * c-common.h (flag_dump_macros): Update comment.
22488 * c-opts.c (handle_OPT_d): Handle -dU.
22489 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22490 dump_queued_macros, cb_used_define, cb_used_undef): New.
22491 (init_pp_output): Handle -dU.
22492 (cb_line_change): Call dump_queued_macros.
22493 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22495 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22497 * config/avr/predicates.md (io_address_operand): New predicate.
22498 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22499 * config/avr/avr.c (avr_io_address_p): Remove function.
22500 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22501 'avr_io_address_p' function.
22502 (out_movhi_r_mr): (Ditto.).
22503 (out_movqi_mr_r): (Ditto.).
22504 (out_movhi_mr_r): (Ditto.).
22505 (avr_address_cost): (Ditto.).
22507 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22509 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22510 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22511 in 32bit mode when XMM registers are available to avoid store
22513 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22514 corresponding post-reload splitters.
22516 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22518 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22519 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22520 __builtin_ia32_roundss.
22521 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22522 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22523 __builtin_ia32_roundss.
22524 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22525 IX86_BUILTIN_SHUFPD here.
22527 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22529 * config/i386/i386.md (plogic): New.
22530 (plogicprefix): Likewise.
22532 * config/i386/mmx.md (mmx_<code><mode>3): New.
22533 (mmx_and<mode>3): Removed.
22534 (mmx_ior<mode>3): Likewise.
22535 (mmx_xor<mode>3): Likewise.
22537 * config/i386/sse.md (<code><mode>3): New.
22538 (*<code><mode>3): Likewise.
22539 (*<code><mode>3): Likewise.
22540 (<code><mode>3): Likewise.
22541 (*sse_<code><mode>3): Likewise.
22542 (*sse2_<code><mode>3): Likewise.
22543 (<code>tf3): Likewise.
22544 (*<code>tf3): Likewise.
22545 (and<mode>3): Likewise.
22546 (*and<mode>3): Likewise.
22547 (ior<mode>3): Removed.
22548 (*ior<mode>3): Likewise.
22549 (xor<mode>3): Likewise.
22550 (*xor<mode>3): Likewise.
22551 (*and<mode>3): Likewise.
22552 (*ior<mode>3): Likewise.
22553 (*xor<mode>3): Likewise.
22554 (and<mode>3): Likewise.
22555 (*sse_and<mode>3): Likewise.
22556 (*sse2_and<mode>3): Likewise.
22557 (andtf3): Likewise.
22558 (*andtf3): Likewise.
22559 (ior<mode>3): Likewise.
22560 (*sse_ior<mode>3): Likewise.
22561 (*sse2_ior<mode>3): Likewise.
22562 (iortf3): Likewise.
22563 (*iortf3): Likewise.
22564 (xor<mode>3): Likewise.
22565 (*sse_xor<mode>3): Likewise.
22566 (*sse2_xor<mode>3): Likewise.
22567 (xortf3): Likewise.
22568 (*xortf3): Likewise.
22570 2008-04-02 Richard Guenther <rguenther@suse.de>
22572 PR tree-optimization/14495
22573 PR tree-optimization/34793
22574 * tree-vrp.c (struct switch_update): New structure.
22575 (to_remove_edges, to_update_switch_stmts): New VECs.
22576 (simplify_switch_using_ranges): New function. Remove not taken
22577 case labels and edges.
22578 (simplify_stmt_using_ranges): Call it.
22579 (identify_jump_threads): Mark edges we have queued for removal
22580 so we don't thread them.
22581 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22583 * tree-cfg.c (group_case_labels): Deal with missing default label.
22584 (tree_verify_flow_info): Allow missing default label.
22585 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22586 (emit_case_nodes): Likewise.
22587 (expand_case): Do not rely on the default label to be present.
22588 * expr.c (try_casesi): Deal with NULL default_label.
22589 (do_tablejump): Likewise.
22591 2008-04-02 Richard Guenther <rguenther@suse.de>
22593 PR tree-optimization/14495
22594 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22595 SWITCH_EXPR here ...
22596 (vrp_visit_switch_stmt): ... but here (new function).
22597 (find_case_label_index): New helper function.
22598 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22600 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22602 * fwprop.c: Fix ISO-C99ism.
22604 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22607 * Makefile.in (objdir): Set it here.
22608 * configure.ac: Not here. Find dynamic linker characteristics.
22609 * exec-tool.in: Use them.
22610 * aclocal.m4: Regenerate.
22611 * configure: Regenerate.
22613 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22615 * expr.c (expand_var): Delete it.
22616 * expr.h (expand_var): Delete prototype.
22617 * function.c (expand_function_start): Use expand_decl instead.
22618 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22621 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22623 PR rtl-optimization/35542
22624 * fwprop.c (forward_propagate_and_simplify): Replace
22625 loc_reg_mentioned_in_p with reg_mentioned_p.
22627 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22629 PR rtl-optimization/35281
22630 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22631 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22632 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22633 (varying_mem_p): Move above propagate_rtx.
22634 (all_uses_available_at): Do not check MEMs.
22636 2008-04-02 Rafael Espíndola <espindola@google.com>
22638 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22639 (register_edge_assert_for_2): Split the cond argument.
22640 (register_edge_assert_for_1): Adjust for the change in
22641 register_edge_assert_for_2.
22642 (register_edge_assert_for): Split the cond argument.
22643 (find_switch_asserts): Adjust for the change in
22644 register_edge_assert_for.
22646 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22648 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22649 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22650 offsets for 64-bit mingw.
22651 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22652 abi for x86_64-pc-mingw.
22654 2008-04-02 Richard Guenther <rguenther@suse.de>
22656 * tree-vrp.c (extract_range_from_assert): Make sure to not
22657 produce range min/max with TREE_OVERFOW set.
22658 If merging a anti-range and a range keep the anti-range if
22659 the range covers all values of the type.
22660 (register_edge_assert_for_2): Only allow sign-changing
22661 conversions in detecting canonical range checks. Also
22662 register an assert for the unsigned name if useful.
22664 PR tree-optimization/35787
22665 * tree-vrp.c (vrp_val_max): New function.
22666 (vrp_val_min): Likewise.
22667 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22668 (vrp_val_is_min): Likewise.
22669 (supports_overflow_infinity): Use vrp_val_{min,max}.
22670 (negative_overflow_infinity): Likewise.
22671 (positive_overflow_infinity): Likewise.
22672 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22673 (is_positive_overflow_infinity): Likewise.
22674 (is_overflow_infinity): Likewise.
22675 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22676 vrp_val_is_{min,max}.
22677 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22678 to ranges if possible. Avoid empty ranges.
22680 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22682 PR middle-end/35705
22683 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22684 the expression is a function address.
22686 2008-04-01 George Helffrich <george@gcc.gnu.org>
22688 PR fortran/35154, fortran/23057
22689 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22690 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22691 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22692 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22694 (dbxout_syms): Check for COMMON-based symbol and wrap in
22695 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22696 in bracket for efficiency.
22698 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22699 using DW_TAG_common_block + member offset.
22700 (add_pubname_string): New function.
22701 (dw_expand_expr): New function to find block name and offset for
22703 (common_check): New function to check whether symbol in Fortran COMMON.
22704 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22706 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22709 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22711 2008-04-02 Ben Elliston <bje@au.ibm.com>
22713 * config/v850/v850.md (casesi): Remove if (0) code.
22714 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22715 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22717 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22719 * config/i386/i386.md (rex64suffix): New mode attribute.
22720 (floathi<mode>2): Disable expander for SSE math.
22721 (*floathi<mode>2_1): New insn insn_and_split pattern.
22722 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22723 corresponding post-reload splitters.
22724 (*floathi<mode>2_i387): New macroized insn pattern.
22725 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22726 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22727 insn_and_split pattern.
22728 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22729 New macroized instruction patterns and corresponding post-reload
22731 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22732 and corresponding post-reload splitters.
22733 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22734 New macroized instruction patterns.
22735 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22736 macroized instruction patterns and corresponding post-reload splitters.
22737 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22738 corresponding post-reload splitters.
22739 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22740 New macroized instruction patterns.
22741 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22742 corresponding post-reload splitters.
22743 (*floatsi<mode>2_i387): New macroized instruction patterns.
22745 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22747 * config/i386/i386.md (smaxmin): New.
22748 (umaxmin): Likewise.
22749 (maxminiprefix): Likewise.
22750 (maxminfprefix): Likewise.
22751 (<code><mode>3): Likewise.
22752 (smin<mode>3): Removed.
22753 (smax<mode>3): Likewise.
22755 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22756 (mmx_<code>v4hi3): Likewise.
22757 (mmx_<code>v8qi3): Likewise.
22758 (mmx_smaxv2sf3): Removed.
22759 (mmx_sminv2sf3): Likewise.
22760 (mmx_umaxv8qi3): Likewise.
22761 (mmx_smaxv4hi3): Likewise.
22762 (mmx_uminv8qi3): Likewise.
22763 (mmx_sminv4hi3): Likewise.
22765 * config/i386/sse.md (<addsub><mode>3): New.
22766 (*<addsub><mode>3): Likewise.
22767 (<sse>_vm<addsub><mode>3): Likewise.
22768 (<maxmin><mode>3): Likewise.
22769 (*<maxmin><mode>3_finite): Likewise.
22770 (*<maxmin><mode>3): Likewise.
22771 (<sse>_vm<maxmin><mode>3): Likewise.
22772 (sse3_h<addsub>v4sf3): Likewise.
22773 (sse3_h<addsub>v2df3): Likewise.
22774 (<maxmin>v16qi3): Likewise.
22775 (*<maxmin>v16qi3): Likewise.
22776 (<maxmin>v8hi3): Likewise.
22777 (*<maxmin>v8hi3): Likewise.
22778 (*sse4_1_<maxmin><mode>3): Likewise.
22779 (*sse4_1_<maxmin><mode>3): Likewise.
22780 (add<mode>3): Removed.
22781 (*add<mode>3): Likewise.
22782 (<sse>_vmadd<mode>3): Likewise.
22783 (sub<mode>3): Likewise.
22784 (*sub<mode>3): Likewise.
22785 (<sse>_vmsub<mode>3): Likewise.
22786 (smin<mode>3): Likewise.
22787 (*smin<mode>3_finite): Likewise.
22788 (*smin<mode>3): Likewise.
22789 (<sse>_vmsmin<mode>3): Likewise.
22790 (smax<mode>3): Likewise.
22791 (*smax<mode>3_finite): Likewise.
22792 (*smax<mode>3): Likewise.
22793 (<sse>_vmsmax<mode>3): Likewise.
22794 (sse3_haddv4sf3): Likewise.
22795 (sse3_haddv2df3): Likewise.
22796 (sse3_hsubv4sf3): Likewise.
22797 (sse3_hsubv2df3): Likewise.
22798 (umaxv16qi3): Likewise.
22799 (*umaxv16qi3): Likewise.
22800 (smaxv8hi3): Likewise.
22801 (*smaxv8hi3): Likewise.
22802 (*sse4_1_smax<mode>3): Likewise.
22803 (*sse4_1_umax<mode>3): Likewise.
22804 (uminv16qi3): Likewise.
22805 (*uminv16qi3): Likewise.
22806 (sminv8hi3): Likewise.
22807 (*sminv8hi3): Likewise.
22808 (*sse4_1_smin<mode>3): Likewise.
22809 (*sse4_1_umin<mode>3): Likewise.
22811 2008-04-01 Rafael Espíndola <espindola@google.com>
22813 * tree-cfg.c (verify_expr): remove in_phi.
22814 (verify_stmt): Don't call walk_tree with verify_expr. Use
22815 is_gimple_min_invariant instead of is_gimple_val.
22817 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22819 * doc/include/gpl_v3.texi: Update for manpage generation.
22820 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22822 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22823 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22824 gpl_v3.texi instead of gpl.texi.
22827 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22830 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22832 2008-04-01 Rafael Espíndola <espindola@google.com>
22834 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22835 (extract_code_and_val_from_cond): Use
22836 extract_code_and_val_from_cond_with_ops.
22838 2008-04-01 Jan Hubicka <jh@suse.cz>
22840 * function.c (free_after_compilation): Free epilogue_delay_list.
22841 (prepare_function_start): Assert that previous compilation was freed.
22843 2008-04-01 Jan Hubicka <jh@suse.cz>
22844 Jim Wilson <wilson@tuliptree.org>
22845 Andreas Tobler <andreast@gcc.gnu.org>
22847 PR middle-end/35781
22848 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22849 rtl.emit instead cfun->emit.
22850 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22851 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22853 2008-04-01 Ben Elliston <bje@au.ibm.com>
22855 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22857 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22859 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22861 (fprofile-use): Add var flag_profile_use
22862 * coverage.c (coverage_begin_output): Do not open a gcno file for
22863 output only if -ftest-coverage is set.
22864 Do not add getpwd() to gcda file path.
22865 (build_gcov_info): Check the new flag
22866 flag_profile_datafile_relative_path.
22867 (coverage_init): Use profile_data_prefix.
22868 Read profile counter only if flag_profile_use is set.
22869 * opts.c (common_handle_option): New option fprofile-use=,
22870 fprofile-dir=, fprofile-generate=.
22871 * toplev.c (profile_data_prefix): New variable definition.
22872 * toplev.h (profile_data_prefix): New declaration.
22873 * doc/invoke.tex (Option Summary, Optimization Options):
22876 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22878 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22879 use tmp consistently.
22882 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22883 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22884 UNSPEC_FR_RECIP_APPROX_RES.
22885 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22887 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22890 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22892 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22894 PR middle-end/30186
22895 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22896 element of the vector via a pointer.
22898 2008-03-31 Ian Lance Taylor <iant@google.com>
22900 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22902 2008-03-31 Jan Hubicka <jh@suse.cz>
22904 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22905 get_arg_pointer_save_area.
22906 * expr.c (init_expr): Just clear out rtl.expr.
22907 * function.c (free_after_compilation): Clear out whole RTL structure.
22908 (get_func_frame_size): Merge into ...
22909 (get_frame_size): ... this one.
22910 (assign_stack_local_1): Merge into ...
22911 (assign_stack_local): ... this one.
22912 (expand_function_end): Update call of get_arg_pointer_save_area.
22913 (get_art_pointer_save_area): Remove cfun argument.
22914 * function.h (emit_status): regno_pointer_align does not need length
22915 attribute. Move x_regno_reg_rtx to ...
22916 (regno_reg_rtx): ... new global array.
22917 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22918 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22919 apply_args_value, forced_labels, stack_pointer_delta):
22921 (struct varasm_status): Move here from varasm.c
22922 (struct rtl_data): New. Move here some fields from struct function.
22923 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22924 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22925 used_temp_slots avail_temp_slots, temp_slot_level,
22926 nonlocal_goto_handler_labels): Update accesstors.
22927 (rtl): New global variable.
22928 (struct function): Move some fileds to rtl_data.
22929 (get_arg_pointer_save_area): Update prototype.
22930 * emit-rtl.c (rtl): Declare.
22931 (regno_reg_rtx): Declare.
22932 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22934 (gen_reg_rtx): Update.
22935 (init_virtual_regs): Do not tate emit_status argument.
22936 (init_emit): Do not allocate emit.
22937 * varasm.c (varasm_statuc): Move to function.h.
22938 (n_deferred_constatns): Update accestor.
22939 (init_varasm_status): Do not allocate varasm_status.
22940 (force_const_mem, get_pool_size, output_constant_pool): Update.
22941 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22942 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22944 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22946 PR rtl-optimization/35729
22947 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22950 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22953 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22954 load/store if memory is unaligned.
22955 (*movti_rex64): Likewise.
22957 * config/i386/predicates.md (misaligned_operand): New.
22959 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22962 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22965 2008-03-31 Jan Beulich <jbeulich@novell.com>
22967 * config/ia64/constraints.md: Add 'j' constraint.
22968 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22969 (movdi_internal): Likewise.
22971 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22974 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22976 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22979 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22980 proper error message for the third argument on blendpd and
22983 * config/i386/sse.md (blendbits): New.
22984 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22986 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22988 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22990 2008-03-30 Richard Guenther <rguenther@suse.de>
22992 PR middle-end/31023
22993 * fold-const.c (fold_sign_changed_comparison): Do leave
22994 conversions to base-types alone.
22996 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22998 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22999 the link register if one altivec register is be saved.
23001 2008-03-30 Ben Elliston <bje@au.ibm.com>
23003 * final.c (final_scan_insn): Remove if (0) code.
23005 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23007 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23009 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23011 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23012 of V4SFmode to ix86_binary_operator_ok.
23014 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23016 * config/i386/i386.c (override_options): Initialize
23017 ix86_veclib_handler to ix86_veclibabi_svml when
23018 -mveclibabi=svml is used.
23019 (ix86_veclibabi_svml): New function for SVML ABI style
23020 vectorization support.
23021 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23023 2008-03-28 Rafael Espíndola <espindola@google.com>
23025 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23026 (tree_binary_nonnegative_warnv_p): Make it public.
23027 (tree_single_nonnegative_warnv_p): Make it public.
23028 (tree_invalid_nonnegative_warnv_p): Make it public.
23029 (tree_unary_nonzero_warnv_p): Make it public.
23030 (tree_binary_nonzero_warnv_p): Make it public
23031 (tree_single_nonzero_warnv_p): Make it public.
23032 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23033 (extract_range_from_binary_expr): Split the expr argument.
23034 (extract_range_from_unary_expr): Split the expr argument.
23035 (extract_range_from_comparison): Split the expr argument.
23036 (extract_range_from_expr): Use the new aux functions.
23037 (vrp_evaluate_conditional_warnv): Use
23038 vrp_evaluate_conditional_warnv_with_ops.
23039 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23040 (tree_binary_nonzero_warnv_p): Declare.
23041 (tree_single_nonzero_warnv_p): Declare.
23042 (tree_expr_nonzero_warnv_p): Declare.
23043 (tree_unary_nonnegative_warnv_p): Declare.
23044 (tree_binary_nonnegative_warnv_p): Declare.
23045 (tree_single_nonnegative_warnv_p): Declare.
23046 (tree_invalid_nonnegative_warnv_p): Declare.
23048 2008-03-28 Richard Guenther <rguenther@suse.de>
23050 PR tree-optimization/30317
23051 PR tree-optimization/30911
23052 PR tree-optimization/34793
23053 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23054 (struct assert_locus_d): New member EXPR.
23055 (register_new_assert_for): Add EXPR parameter to support
23056 ASSERT_EXPR <name, expr OP limit>.
23057 (register_edge_assert_for_1): Adjust callers.
23058 (find_assert_locations): Likewise.
23059 (process_assert_insertions_for): Build condition from expression.
23060 (extract_range_from_assert): Handle ASSERT_EXPRs
23061 of the form ASSERT_EXPR <name, expr OP limit>.
23062 (register_edge_assert_for_2): New helper registering
23063 asserts for comparisons. Recognize range tests of the form
23064 (unsigned)i - CST1 OP CST2.
23065 (register_edge_assert_for_1): Use it.
23066 (register_edge_assert_for): Likewise.
23067 (needs_overflow_infinity): Integer sub-types
23068 do not need overflow infinities.
23069 (vrp_val_is_max): The extreme values of integer sub-types
23070 are those of the base type.
23071 (vrp_val_is_min): Likewise.
23072 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23075 2008-03-28 Nick Clifton <nickc@redhat.com>
23078 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23079 Return GENERAL_REGS for stack adjustment reloads.
23081 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23084 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23085 const_vector when all the vectors are constant.
23087 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23089 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23091 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23092 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23094 (s<code>_sf): Use new scc_sf attribute for opcode names.
23096 2008-03-27 Tom Tromey <tromey@redhat.com>
23098 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23099 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23100 config/spu/t-spu-elf, config/i386/t-interix,
23101 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23102 config/i386/x-darwin, config/i386/x-mingw32,
23103 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23104 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23105 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23106 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23107 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23108 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23109 config/score/t-score-elf, config/arm/t-strongarm-pe,
23110 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23111 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23112 Revert automatic dependency patch.
23114 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23117 * config/i386/i386.c (ix86_function_arg_boundary): Align
23118 decimal floating point to its natural boundary.
23120 2008-03-27 Richard Guenther <rguenther@suse.de>
23122 PR middle-end/35716
23123 * fold-const.c (fold_comparison): Restrict distinct decl
23124 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23125 solely rely on operand_equal_p.
23127 2008-03-27 Richard Guenther <rguenther@suse.de>
23130 * c-common.c (handle_weak_attribute): Reject combination of
23133 2008-03-27 Richard Guenther <rguenther@suse.de>
23135 PR tree-optimization/32810
23136 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23137 conversions from DECL_INITIAL.
23138 (fold_const_aggregate_ref): Likewise from constructor elements.
23140 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23142 * tree-affine.h (aff_combination_expand): Declare.
23143 (get_inner_reference_aff): Likewise.
23144 * tree-affine.c (aff_combination_expand): Split out from
23145 tree_to_aff_combination_expand.
23146 (get_inner_reference_aff): New function.
23147 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23148 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23149 (struct lim_aux_data): sm_done field removed.
23150 (mem_ref_loc_p, mem_ref_locs_p): New types.
23151 (struct mem_ref): Added id, stored, accesses_in_loop,
23152 indep_loop, dep_loop, indep_ref, dep_ref fields.
23153 Removed is_stored, locs and next fields.
23154 (memory_accesses): New variable.
23155 (movement_possibility): Do not allow moving statements
23156 that store to memory.
23157 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23159 (determine_max_movement): For statements with memory references,
23160 find the outermost loop in that the reference is independent.
23161 (move_computations_stmt): Mark the virtual operands for renaming.
23162 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23163 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23164 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23165 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23166 create_vop_ref_mapping, analyze_memory_references,
23167 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23168 get_all_locs_in_loop, ref_always_accessed_p,
23169 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23170 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23171 store_motion_loop, store_motion): New functions.
23172 (struct vop_to_refs_elt): New type.
23173 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23174 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23175 (schedule_sm): Replaced by...
23176 (execute_sm): ... this.
23177 (determine_lsm_ref, hoist_memory_references,
23178 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23179 find_more_ref_vops, free_mem_ref, free_mem_refs,
23180 determine_lsm_loop, determine_lsm): Removed.
23181 (tree_ssa_lim_finalize): Free data structures used by store motion.
23182 (tree_ssa_lim): Call analyze_memory_references. Use
23183 store_motion instead of determine_lsm.
23185 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23187 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23188 rename tmake_file to m68hc11/t-m68hc11.
23189 (mcore): Set inhibit_libc to true.
23190 * config.host (alpha*-dec-*vms*): Set extra_programs.
23191 (interix3*): Don't use host_xmake_file.
23192 * configure.ac: Let config.gcc override inhibit_libc.
23193 * configure: Regenerate.
23195 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23196 * config/t-openbsd-thread: Remove commented out lines.
23198 * config/x-interix: Remove.
23200 * config/m68hc11/t-m68hc11-gas: Rename to...
23201 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23203 * config/mcore/t-mcore: Remove T_CFLAGS.
23204 * config/mcore/t-mcore-pe: Likewise.
23206 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23208 * configure.ac: Replace custom __GNU_SOURCE test with
23209 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23210 * aclocal.m4: Regenerate.
23211 * configure: Regenerate.
23212 * config.in: Regenerate.
23214 2008-03-27 Richard Guenther <rguenther@suse.de>
23216 * fold-const.c (target.h): Include.
23217 (fold_comparison): Fold comparison of addresses of decls
23218 that bind locally or of constants. Consolidate address folding code.
23219 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23220 results from fold_binary_to_constant.
23221 (compare_values_warnv): Likewise.
23223 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23225 PR middle-end/35429
23226 * fold-const.c (fold_truthop): Check for integeral types when folding
23227 a == 0 && b == 0 and a != 0 || b != 0 .
23229 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23231 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23233 2008-03-26 Andreas Schwab <schwab@suse.de>
23235 * doc/invoke.texi: Fix use of @item vs. @itemx.
23237 2008-03-26 Tom Tromey <tromey@redhat.com>
23239 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23240 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23241 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23242 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23243 build/genconstants.o, build/genemit.o, build/genextract.o,
23244 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23245 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23248 2008-03-26 Richard Guenther <rguenther@suse.de>
23251 2008-03-26 Richard Guenther <rguenther@suse.de>
23253 * fold-const.c (target.h): Include.
23254 (fold_comparison): Fold comparison of addresses of two decls
23255 that bind locally. Consolidate address folding code.
23257 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23259 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23260 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23261 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23262 dconstsqrt2, dconstthird, dconste and/or dconst10.
23263 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23264 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23265 dconstsqrt2, dconste): Delete.
23266 (init_emit_once): Likewise. Simplify initializing dconstm1.
23268 * real.c (get_real_const): New.
23269 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23270 dconstsqrt2, dconste): Delete.
23271 (real_value_const, get_real_const): New.
23273 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23275 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23277 * config/i386/i386.c (ix86_function_arg_boundary): Check
23278 BIGGEST_ALIGNMENT instead of 128.
23279 (setup_incoming_varargs_64): Likewise.
23281 2008-03-26 Tom Tromey <tromey@redhat.com>
23283 * Makefile.in (DEPFILES): Add missing '/'.
23285 2008-03-26 Richard Guenther <rguenther@suse.de>
23287 * fold-const.c (target.h): Include.
23288 (fold_comparison): Fold comparison of addresses of two decls
23289 that bind locally. Consolidate address folding code.
23291 2008-03-26 Nick Clifton <nickc@redhat.com>
23294 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23295 not allow INT+INT as a legitimate addressing mode.
23297 2008-03-26 Richard Guenther <rguenther@suse.de>
23299 * tree-flow.h (widen_bitfield): Remove declaration.
23300 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23301 (widen_bitfield): Remove function.
23302 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23305 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23308 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23311 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23313 PR rtl-optimization/35232
23314 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23315 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23316 reg_reloaded_call_part_clobbered here.
23317 (reload_regs_reach_end_p): New function.
23318 (reload_reg_rtx_for_input): New variable.
23319 (reload_reg_rtx_for_output): Likewise.
23320 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23321 when reassigning a pseudo register. Load reloadreg from
23322 reload_reg_rtx_for_input, moving the mode and register
23324 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23325 instead of the original when deciding whether an input reload
23326 would be a no-op or whether an output reload can be deleted.
23327 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23328 when setting up new_spill_reg_store. Load it from
23329 reload_reg_rtx_for_output, moving the mode and register
23331 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23332 instead of the original when deciding whether an output reload
23333 would be a no-op. Do the same when modifying insn notes.
23334 Use rtx_equal_p instead of == to compare the registers.
23335 (inherit_piecemeal_p): Take a mode and two register numbers
23337 (emit_reload_insns): Clear new_spill_reg_store for every hard
23338 register in the reload register. Remove spill registers
23339 from reg_reloaded_valid before considering whether to record
23340 inheritance information for them. Use reload_reg_rtx_for_output
23341 instead of reg_rtx when recording output reloads. Use
23342 reload_reg_rtx_for_input instead of reg_rtx when recording
23343 input reloads. Set or clear reg_reloaded_call_part_clobbered
23344 at the same time as setting reg_reloaded_valid.
23345 (delete_output_reload): Add a new_reload_reg parameter and use it
23346 instead of rld[j].reg_rtx.
23347 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23350 2008-03-25 Tom Tromey <tromey@redhat.com>
23352 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23353 (build/genattr.o): Likewise.
23354 (build/genattrtab.o): Likewise.
23355 (build/gencodes.o): Likewise.
23356 (build/genconfig.o): Likewise.
23357 (build/genconstants.o): Likewise.
23358 (build/genemit.o): Likewise.
23359 (build/genextract.o): Likewise.
23360 (build/genflags.o): Likewise.
23362 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23364 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23365 instead of size_int for integer types.
23366 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23367 to match type of MINUS_EXPR.
23369 2008-03-25 Tom Tromey <tromey@redhat.com>
23371 * configure: Rebuilt.
23372 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23375 2008-03-25 Tom Tromey <tromey@redhat.com>
23377 * config/x-solaris (host-solaris.o): Update.
23378 * config/x-linux (host-linux.o): Update.
23379 * config/x-hpux (host-hpux.o): Update.
23380 * config/x-darwin (host-darwin.o): Update.
23381 * config/v850/t-v850e (v850-c.o): Update.
23382 * config/v850/t-v850 (v850-c.o): Update.
23383 * config/t-vxworks (vxworks.o): Update.
23384 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23385 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23386 * config/spu/t-spu-elf (spu-c.o): Update.
23388 * config/sh/t-symbian (sh-c.o): Update.
23389 (symbian.o): Update.
23390 * config/sh/t-sh (sh-c.o): Update.
23391 * config/score/t-score-elf (score7.o, score3.o): Update.
23392 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23393 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23394 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23395 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23396 (rs6000.o): Remove.
23397 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23398 * config/m32c/t-m32c (m32c-pragma.o): Update.
23399 * config/ia64/t-ia64 (ia64-c.o): Update.
23400 * config/i386/x-mingw32 (host-mingw32.o): Update.
23401 * config/i386/x-i386 (driver-i386.o): Update.
23402 * config/i386/x-darwin (host-i386-darwin.o): Update.
23403 * config/i386/x-cygwin (host-cygwin.o): Update.
23404 * config/i386/t-nwld (nwld.o): Update.
23405 * config/i386/t-netware (netware.o): Update.
23406 * config/i386/t-interix (winnt.o): Update.
23407 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23408 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23409 msformat-c.o): Update.
23410 * config/bfin/t-bfin-linux (generated_files): Add
23411 linux-sysroot-suffix.h.
23412 * config/arm/t-wince-pe (pe.o): Update.
23413 * config/arm/t-strongarm-pe (pe.o): Update.
23414 * config/arm/t-pe (pe.o): Update.
23415 * config/arm/t-arm (arm-c.o): Update.
23416 * doc/install.texi (Prerequisites): Require make 3.80.
23417 * Makefile.in: Remove .o targets.
23418 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23419 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23420 (simple_generated_h, simple_generated_c): Move earlier.
23421 (generated_files): New variable.
23422 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23423 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23424 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23425 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23426 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23427 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23428 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23429 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23430 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23431 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23432 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23433 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23435 (COMPILE.base, COMPILE): New variables.
23436 (%.o): New pattern rule.
23437 (ALL_HOST_OBJS): New variable.
23438 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23439 (dummy-checksum.o, cc1-checksum.o): Remove.
23440 (DRIVER_SHLIB): New variable.
23441 (DRIVER_DEFINES): Use it.
23442 (gencondmd.c): Move out of build/.
23443 (s-conditions): Update.
23444 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23445 (ALL_BUILD_OBJS): Likewise.
23446 (build/%.o): Use BUILDCOMPILE.
23447 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23448 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23449 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23450 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23451 build/genconfig.o, build/genconstants.o, build/genemit.o,
23452 build/genextract.o, build/genflags.o, build/genmddeps.o,
23453 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23454 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23455 build/gen-protos.o, build/scan.o, build/fix-header.o,
23456 build/scan-decls.o): Simplify.
23457 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23458 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23459 prefix.o, toplev.o): Reduce to variable setting.
23460 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23461 ($(out_object_file), gcc-options.o): New targets.
23462 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23463 * configure: Rebuilt.
23464 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23465 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23467 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23469 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23470 complain when we hit an error, return ERROR_MARK_NODE.
23472 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23474 * config/sh/constraints.md (Pso, Psz): New constraints.
23475 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23476 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23478 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23480 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23481 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23483 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23485 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23486 (prefetch_sh2a): New.
23488 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23489 Naveen.H.S <naveen.hs@kpitcummins.com>
23491 * config/sh/constraints.md (I28): New constraint.
23492 * config/sh/sh.c (broken_move): Add support for movi20s.
23493 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23495 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23496 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23497 Naveen.H.S <naveen.hs@kpitcummins.com>
23499 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23500 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23501 (print_operand): Handle resbank in %@ operand code.
23502 (sh_encode_section_info): New.
23503 (push_regs): Add conditions for resbank.
23504 (sh_expand_epilogue): Likewise.
23505 (sh_insert_attributes): Likewise.
23506 (sh_attribute_table): Likewise.
23507 (sh_handle_resbank_handler_attribute): New.
23508 (sh2a_handle_function_vector_handler_attribute): New.
23509 (sh2a_is_function_vector_call): New.
23510 (sh2a_get_function_vector_number): New.
23511 (sh2a_function_vector_p): New.
23512 (sh_cfun_resbank_handler_p): New.
23513 * config/sh/sh.md (calli): Emit jsr/n if possible.
23514 (calli_tbr_rel): New.
23515 (calli_pcrel): Emit jsr/n if possible.
23516 (return_i): Emit rts/n if possible.
23517 (call_valuei_tbr_rel): New.
23518 (call_valuei_pcrel): Add condition for SH2A target.
23519 (call_value): Likewise.
23520 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23521 (sh2a_get_function_vector_number): Likewise.
23522 (sh2a_is_function_vector_call): Likewise.
23523 * doc/extend.texi: Document TBR relative addressing of SH2A.
23524 (resbank): Add description for SH2A.
23526 2008-03-24 Richard Guenther <rguenther@suse.de>
23529 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23530 pointer assignments change conversions according to middle-end rules.
23531 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23532 * configure.ac: Include type checking in yes.
23533 * configure: Regenerate.
23535 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23537 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23538 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23540 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23542 * gthr-vxworks.h (UNUSED): Define.
23544 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23546 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23548 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23550 * doc/extend.texi (Function Attributes): Add missing comma in the
23551 example of the "alloc_size" attribute.
23553 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23556 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23558 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23561 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23564 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23565 of the underlying type of a MS bitfield layout to the natural
23566 alignment of the type.
23568 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23570 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23571 to their natural alignment to avoid store forwarding stalls.
23573 2008-03-22 Richard Guenther <rguenther@suse.de>
23575 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23576 For PHI nodes verify the address is invariant.
23577 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23578 (get_symbol_constant_value): Use is_gimple_min_invariant.
23579 (maybe_fold_stmt_indirect): Likewise.
23581 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23583 PR rtl-optimization/33927
23584 * Makefile.in (dse.o): Depend on $(TM_P_H).
23585 * expr.h (extract_low_bits): Declare.
23586 * expmed.c (extract_low_bits): New function.
23587 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23588 * dse.c: Include tm_p.h.
23589 (find_shift_sequence): Remove the read_reg argument and return the
23590 read value. Emit the instructions instead of returning them.
23591 Iterate on new_mode rather than calculating it each time.
23592 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23593 source to NEW_MODE and extract_low_bits to convert the shifted
23594 value to READ_MODE.
23595 (replace_read): Allow the load and store to have different mode
23596 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23597 or extraction instructions before trying the replacement. Update
23598 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23600 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23602 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23603 to their natural alignment to avoid store forwarding stalls.
23605 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23608 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23609 encouraging but not allowing gprs for input;
23610 change the input constraint to !f#r.
23611 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23613 change the output constraint to !f#r.
23615 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23618 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23619 corresponding post-reload splitters.
23620 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23621 when x87 FP math is selected.
23622 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23623 New function prototype.
23624 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23625 unreachable function to ease macroization of insn patterns.
23627 2008-03-21 Martin Jambor <mjambor@suse.cz>
23629 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23630 reference dumps if ddr is NULL or dependence is unknown.
23632 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23634 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23635 unsigned extension into account.
23636 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23637 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23638 Do computations on a scratch register.
23640 2008-03-21 Richard Guenther <rguenther@suse.de>
23642 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23643 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23644 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23645 * tree-ssa-dom.c (record_equality): Likewise.
23646 * tree-inline.c (copy_body_r): Likewise.
23647 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23650 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23652 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23653 as 'delete_unused' argument.
23655 2008-03-20 Richard Guenther <rguenther@suse.de>
23657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23658 special casing of constant qualifiers.
23659 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23660 care about them in general.
23661 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23662 regardless of their type.
23663 (fold_stmt_r): Forcefully fold *& if we end up with that.
23665 2008-03-20 Paul Brook <paul@codesourcery.com>
23667 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23668 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23670 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23672 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23673 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23675 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23677 * common.opt (Wmudflap): New option.
23678 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23679 (mx_register_decls): Likewise.
23680 (mudflap_finish_file): Likewise.
23681 * doc/invoke.texi: Document -Wno-mudflap.
23683 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23685 * c-format.c (replace_format_name_to_system_name): New.
23686 (cmp_attribs): New.
23687 (convert_format_name_to_system_name): New.
23688 (decode_format_attr): Add use of convert_format_name_to_system_name.
23689 (format_types_orig): Add gnu_ prefix to names.
23690 (check_format_info_main): Special treating of \0 escaped names for
23691 supporting multi-character format specifiers as I32, I64.
23692 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23693 (gnu_target_overrides_format_attributes): New.
23694 * c-format.h: Add structure target_ovr_attr to hold
23695 system specific formatter names.
23696 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23697 msformat-c.o file to c_target_objs and cxx_target_objs.
23698 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23699 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23700 (TARGET_N_FORMAT_TYPES): New.
23701 * config/i386/msformat-c.c: New.
23702 * config/i386/t-cygming: Add build rule for msformat-c.o.
23703 * doc/extend.texi: Add new format names gnu_* and ms_* and
23705 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23707 2008-03-20 Ira Rosen <irar@il.ibm.com>
23709 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23710 optimizations turned on under -O3.
23711 (ftree-vectorize): Add that the flag is turned on with -O3.
23713 2008-03-20 Ben Elliston <bje@au.ibm.com>
23715 * regmove.c (try_auto_increment): Fix spelling error in comment.
23716 * final.c (final_scan_insn): Likewise.
23718 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23721 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23722 allocator preferences for "y" and "r" class registers.
23723 ("*mov<mode>_internal"): Ditto.
23724 ("*movv2sf_internal_rex64"): Ditto.
23725 ("*movv2sf_internal"): Ditto.
23727 2008-03-19 Michael Matz <matz@suse.de>
23729 PR middle-end/35616
23730 * calls.c (expand_call): Check overlap of arguments with call
23731 address for sibcalls.
23733 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23736 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23737 of the underlying type of a MS bitfield layout to the natural
23738 alignment of the type.
23740 2008-03-19 Jan Hubicka <jh@suse.cz>
23743 * toplev.c (decode_d_option): Handle all CPP flags.
23744 * tree-vrp.c: Update tree_pass descriptors.
23745 * regrename.c: Update tree_pass descriptors.
23746 * fwprop.c: Update tree_pass descriptors.
23747 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23748 * tree-into-ssa.c: Update tree_pass descriptors.
23749 * tree-dump.c: Update tree_pass descriptors.
23750 * tree-complex.c: Update tree_pass descriptors.
23751 * tree-dump.h: Update tree_pass descriptors.
23752 * see.c: Update tree_pass descriptors.
23753 * cgraphbuild.c: Update tree_pass descriptors.
23754 * tracer.c: Update tree_pass descriptors.
23755 * tree-loop-distribution.c: Update tree_pass descriptors.
23756 * cgraph.c: Update tree_pass descriptors.
23757 * postreload-gcse.c: Update tree_pass descriptors.
23758 * postreload.c: Update tree_pass descriptors.
23759 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23760 * tree-tailcall.c: Update tree_pass descriptors.
23761 * tree-pass.h (tree_opt_pass): Rename to ...
23762 (opt_pass) ... this one; add "type" field and remove letter field.
23763 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23764 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23765 all_lowering_passes): Update declaration.
23766 * ipa-cp.c: Update tree_pass descriptors.
23767 * final.c: Update tree_pass descriptors.
23768 * omp-low.c: Update tree_pass descriptors.
23769 * tree-ssa-dse.c: Update tree_pass descriptors.
23770 * ipa-reference.c: Update tree_pass descriptors.
23771 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23772 * auto-inc-dec.c: Update tree_pass descriptors.
23773 * reorg.c: Update tree_pass descriptors.
23774 * cgraphunit.c: Update tree_pass descriptors.
23775 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23776 * tree-ssa-ccp.c: Update tree_pass descriptors.
23777 * df-core.c: Update tree_pass descriptors.
23778 * mode-switching.c: Update tree_pass descriptors.
23779 * tree-nomudflap.c: Update tree_pass descriptors.
23780 * modulo-sched.c: Update tree_pass descriptors.
23781 * ipa-pure-const.c: Update tree_pass descriptors.
23782 * cse.c: Update tree_pass descriptors.
23783 * web.c: Update tree_pass descriptors.
23784 * tree-stdarg.c: Update tree_pass descriptors.
23785 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23786 * tree-ssa-dom.c: Update tree_pass descriptors.
23787 * tree-nrv.c: Update tree_pass descriptors.
23788 * tree-ssa-alias.c: Update tree_pass descriptors.
23789 * loop-init.c: Update tree_pass descriptors.
23790 * gimple-low.c: Update tree_pass descriptors.
23791 * ipa-inline.c: Update tree_pass descriptors.
23792 * tree-ssa-sink.c: Update tree_pass descriptors.
23793 * global.c: Update tree_pass descriptors.
23794 * ifcvt.c: Update tree_pass descriptors.
23795 * jump.c: Update tree_pass descriptors.
23796 * predict.c: Update tree_pass descriptors.
23797 * tree-ssa-loop.c: Update tree_pass descriptors.
23798 * recog.c: Update tree_pass descriptors.
23799 * dse.c: Update tree_pass descriptors.
23800 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23801 * tree-eh.c: Update tree_pass descriptors.
23802 * regmove.c: Update tree_pass descriptors.
23804 * function.c: Update tree_pass descriptors.
23805 * tree-vectorizer.c: Update tree_pass descriptors.
23806 * gcse.c: Update tree_pass descriptors.
23807 * ipa-type-escape.c: Update tree_pass descriptors.
23808 * tree-if-conv.c: Update tree_pass descriptors.
23809 * init-regs.c: Update tree_pass descriptors.
23810 * ipa.c: Update tree_pass descriptors.
23811 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23812 * rtl-factoring.c: Update tree_pass descriptors.
23813 * lower-subreg.c: Update tree_pass descriptors.
23814 * bt-load.c: Update tree_pass descriptors.
23815 * tree-dfa.c: Update tree_pass descriptors.
23816 * except.c: Update tree_pass descriptors.
23817 * emit-rtl.c: Update tree_pass descriptors.
23818 * cfgexpand.c: Update tree_pass descriptors.
23819 * tree-cfgcleanup.c: Update tree_pass descriptors.
23820 * cfgcleanup.c: Update tree_pass descriptors.
23821 * tree-ssa-pre.c: Update tree_pass descriptors.
23822 * tree-sra.c: Update tree_pass descriptors.
23823 * tree-mudflap.c: Update tree_pass descriptors.
23824 * tree-ssa-copy.c: Update tree_pass descriptors.
23825 * cfglayout.c: Update tree_pass descriptors.
23826 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23827 * tree-ssa-dce.c: Update tree_pass descriptors.
23828 * tree-ssa.c: Update tree_pass descriptors.
23829 * regclass.c: Update tree_pass descriptors.
23830 * integrate.c: Update tree_pass descriptors.
23831 * tree-optimize.c: Update tree_pass descriptors.
23832 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23833 * tree-object-size.c: Update tree_pass descriptors.
23834 * combine.c: Update tree_pass descriptors.
23835 * tree-outof-ssa.c: Update tree_pass descriptors.
23836 * bb-reorder.c: Update tree_pass descriptors.
23837 * stack-ptr-mod.c: Update tree_pass descriptors.
23838 * var-tracking.c: Update tree_pass descriptors.
23839 * tree-profile.c: Update tree_pass descriptors.
23840 * tree-vect-generic.c: Update tree_pass descriptors.
23841 * reg-stack.c: Update tree_pass descriptors.
23842 * sched-rgn.c: Update tree_pass descriptors.
23843 * tree-ssa-structalias.c: Update tree_pass descriptors.
23844 * tree-cfg.c: Update tree_pass descriptors.
23845 * passes.c (current_pass): Update declaration.
23846 (finish_optimization_passes): Update.
23847 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23848 (register_one_dump_file, register_dump_files_1, next_pass_1):
23850 (init_optimization_passes): Update handling of new types.
23851 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23852 * ipa-struct-reorg.c: Update tree_pass descriptors.
23853 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23854 * combine-stack-adj.c: Update tree_pass descriptors.
23855 * cfgrtl.c: Update tree_pass descriptors.
23856 * dce.c: Update tree_pass descriptors.
23857 * tree-ssanames.c: Update tree_pass descriptors.
23859 2008-03-19 Richard Guenther <rguenther@suse.de>
23861 PR middle-end/35609
23862 * tree-ssa.c (walk_data): New structure.
23863 (warn_uninitialized_var): If not always_executed warn with "maybe"
23865 (execute_early_warn_uninitialized): Compute post-dominators.
23866 Initialize always_executed before processing each basic block.
23868 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23871 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23872 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23874 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23876 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23878 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23880 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23882 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23883 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23884 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23885 target after ignore has been set, and move there also the commputation
23886 of subtarget and original_target.
23887 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23888 (LANG_HOOKS_INITIALIZER): Remove it.
23889 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23891 2008-03-18 Richard Guenther <rguenther@suse.de>
23893 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23894 found an expression with constants, note that in the VN for the lhs.
23895 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23896 fold them to constants if possible. Run cleanup_cfg if done so.
23897 (execute_pre): Return todo.
23898 (do_pre): Likewise.
23899 (execute_fre): Likewise.
23900 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23902 (get_prop_source_stmt): Look through pointer conversions.
23904 2008-03-18 Jan Hubicka <jh@suse.cz>
23906 * tree-pretty-print.c: Include predict.h.
23907 (dump_generic_node): Dump predictor.
23908 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23909 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23910 * gimple-low.c (lower_stmt): Likewise.
23911 * expr.c (expand_expr_real): Likewise.
23912 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23914 (build_predict_expr, build_predict_expr): New.
23915 * predict.h (predictor_name, build_predict_expr): Update.
23916 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23917 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23918 * predict.def (PRED_CONTINUE): Update hitrate.
23919 * tree.def (PREDICT_EXPR): Define.
23920 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23921 do not handle BIND_EXPR.
23922 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23923 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23924 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23927 2008-03-18 Michael Matz <matz@suse.de>
23929 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23931 2008-03-18 Richard Guenther <rguenther@suse.de>
23933 * tree-gimple.h (is_gimple_invariant_address): Declare.
23934 (is_gimple_constant): Likewise.
23935 * tree-gimple.c (is_gimple_constant): New function.
23936 (is_gimple_invariant_address): Likewise.
23937 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23938 and is_gimple_invariant_address.
23939 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23941 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23942 an addressable base.
23944 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23946 PR middle-end/35611
23947 * gimplify.c (gimplify_expr): Gimplify second operand of
23950 2008-03-17 Richard Guenther <rguenther@suse.de>
23952 PR tree-optimization/19637
23953 * fold-const.c (fold_unary): Remove restrictions of removing
23954 intermediate pointer-conversions (P2)(P1)P0.
23955 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23956 conversion to void pointer.
23957 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23959 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23962 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23963 emulated thread local variables.
23965 2008-03-16 Richard Guenther <rguenther@suse.de>
23967 PR middle-end/35607
23968 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23969 expand TREE_INVARIANT operations that are not gimple invariant.
23971 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23973 * doc/extend.texi (Alignment): Say that the ABI controls
23974 the __alignof__ for non-strict-alignment targets rather
23975 than being a recommendation.
23977 2008-03-15 Paul Brook <paul@codesourcery.com>
23979 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23981 (arm_output_fn_unwind): Mark functions that can not be unwound.
23983 2008-03-15 Paul Brook <paul@codesourcery.com>
23985 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23986 extension instructions.
23988 2008-03-15 Richard Guenther <rguenther@suse.de>
23990 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23991 and fold constant aggregate refs.
23992 (fold_const_aggregate_ref): Handle string constants
23993 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23994 (evaluate_stmt): Simplify now that ccp_fold folds constant
23997 2008-03-15 Paul Brook <paul@codesourcery.com>
23999 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24000 (extzv): Use gen_extzv_t2.
24001 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24003 2008-03-15 Richard Guenther <rguenther@suse.de>
24005 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24006 (fold_const_aggregate_ref): Likewise.
24007 (get_value): Return NULL if we don't have any values.
24008 (ccp_finalize): Set const_val to NULL after freeing it.
24009 * tree-flow.h (get_symbol_constant_value): Declare.
24010 (fold_const_aggregate_ref): Likewise.
24011 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24013 2008-03-15 Richard Guenther <rguenther@suse.de>
24015 PR middle-end/35593
24016 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24017 to not produce negative array indices if not allowed. Add
24018 parameter to indicate that.
24019 (maybe_fold_offset_to_component_ref): Allow negative array
24020 indices only for the first member of a structure.
24021 (maybe_fold_offset_to_reference): Allow negative array indices.
24022 (maybe_fold_stmt_addition): Likewise.
24024 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24025 Anatoly Sokolov <aesok@post.ru>
24027 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24028 (avr_arch): Add ARCH_AVR6.
24029 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24030 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24031 instead of fixed value 2.
24032 (print_operand_address): Use gs() asm specifier instead of pm().
24033 (avr_assemble_integer): (Ditto.).
24034 (avr_output_addr_vec_elt): (Ditto.).
24035 (print_operand): Handle "!" code.
24036 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24037 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24038 (AVR_HAVE_EIJMP_EICALL): Define.
24039 (AVR_3_BYTE_PC): Redefine.
24040 (AVR_2_BYTE_PC): (Ditto.).
24041 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24042 (LINK_SPEC): Add atmega2560 and atmega2561.
24043 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24045 * config/avr/avr.md (call_insn): Use eicall instead of icall
24046 for 3 byte PC devices.
24047 (call_value_insn): (Ditto.).
24048 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24049 (indirect_jump): Use only for for 2 byte PC devices.
24050 (*tablejump): (Ditto.).
24051 (*indirect_jump_avr6): Add insn.
24052 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24053 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24054 instead of ijmp for 3 byte PC devices.
24055 (__tablejump2__): (Ditto.).
24056 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24057 (MULITLIB_DIRNAMES): (Ditto.).
24058 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24060 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24062 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24063 "sse2_umulsidi3". Use V1DI mode for operand 0.
24064 ("mmx_psadbw"): Use V1DI mode for operand 0.
24065 * config/i386/i386-modes.def (V1SI): New vector mode.
24066 * config/i386/i386.c (struct builtin_description)
24067 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24068 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24069 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24070 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24071 v1di_ftype_v8qi_v8qi type.
24072 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24074 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24075 __builtin_ia32_pmuludq]: Fix the mode of return value.
24077 2008-03-15 Richard Guenther <rguenther@suse.de>
24079 PR middle-end/35595
24080 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24083 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24085 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24086 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24087 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24088 unless TARGET_SERIALIZE_VOLATILE is enabled.
24089 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24090 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24091 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24093 2008-03-14 Richard Guenther <rguenther@suse.de>
24095 PR tree-optimization/34172
24096 * tree-flow.h (refs_may_alias_p): Declare.
24097 (get_single_def_stmt): Likewise.
24098 (get_single_def_stmt_from_phi): Likewise.
24099 (get_single_def_stmt_with_phi): Likewise.
24100 * tree-dfa.c (refs_may_alias_p): New function.
24101 (get_single_def_stmt): Likewise.
24102 (get_single_def_stmt_from_phi): Likewise.
24103 (get_single_def_stmt_with_phi): Likewise.
24104 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24105 (vn_reference_lookup_1): New helper function.
24106 (vn_reference_lookup): Walk the virtual use-def chain to
24107 continue searching for a match if the def does not alias the
24108 reference we are looking for.
24110 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24112 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24113 archive and Perzl. Update The Written Word listing.
24115 2008-03-14 Richard Guenther <rguenther@suse.de>
24117 PR tree-optimization/34043
24118 PR tree-optimization/33989
24119 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24121 (bitmap_find_leader): Use extra argument to verify dominance
24122 relationship inside a basic-block.
24123 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24124 (find_leader_in_sets): Adjust.
24125 (create_component_ref_by_pieces): Take extra argument for
24126 dominance check, handle lookup failures.
24127 (find_or_generate_expression): Likewise.
24128 (create_expression_by_pieces): Likewise.
24129 (insert_into_preds_of_block): Adjust.
24130 (create_value_expr_from): If asked for, verify all operands
24131 are in the blocks AVAIL_OUT set.
24132 (make_values_for_stmt): Check for SSA_NAMEs that are life
24133 over an abnormal edge.
24134 (compute_avail): Remove such check.
24135 (do_SCCVN_insertion): New function.
24136 (eliminate): If we do not find a leader suitable for replacement
24137 insert a replacement expression from SCCVN if available.
24138 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24139 (struct vn_ssa_aux): Add needs_insertion flag.
24140 * tree-ssa-sccvn.c (may_insert): New global flag.
24141 (copy_reference_ops_from_ref): Value-number union member access
24142 based on its size, not type and member if insertion is allowed.
24143 (visit_reference_op_load): For a weak match from union type
24144 punning lookup a view-converted value and insert a SSA_NAME
24145 for that value if that is not found.
24146 (visit_use): Make dumps shorter. Do not disallow value numbering
24147 SSA_NAMEs that are life over an abnormal edge to constants.
24148 (free_scc_vn): Release inserted SSA_NAMEs.
24149 (run_scc_vn): New flag to specify whether insertion is allowed.
24150 Process SSA_NAMEs in forward order.
24151 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24152 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24153 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24154 pointer type to/from integral types that do not change the
24155 precision to regular conversions.
24157 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24159 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24160 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24161 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24162 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24163 input arguments and the mode of return value. Built-in functions
24164 that operate on whole 64-bit MMX register now use V1DI mode.
24166 2008-03-13 Alon Dayan <alond@il.ibm.com>
24167 Olga Golovanevsky <olga@il.ibm.com>
24169 PR tree-optimization/35041
24170 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24171 to locate the right position in a statement.
24173 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24177 * config/i386/xmmintrin.h: Change all static inline functions to
24178 extern inline and add __gnu_inline__ attribute.
24179 * config/i386/bmintrin.h: Ditto.
24180 * config/i386/smmintrin.h: Ditto.
24181 * config/i386/tmmintrin.h: Ditto.
24182 * config/i386/mmintrin-common.h: Ditto.
24183 * config/i386/ammintrin.h: Ditto.
24184 * config/i386/emmintrin.h: Ditto.
24185 * config/i386/pmmintrin.h: Ditto.
24186 * config/i386/mmintrin.h: Ditto.
24187 * config/i386/mm3dnow.h: Ditto.
24189 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24191 PR middle-end/35185
24192 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24193 (lower_omp_2): New function.
24194 (lower_omp_1, lower_omp): Rewritten.
24196 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24199 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24200 with the phrase "Microsoft Windows compilers".
24201 (Push/Pop Macro Pragmas): New subsection. Document
24202 #pragma push_macro and pragma pop_macro.
24204 2008-03-12 Paul Brook <paul@codesourcery.com>
24206 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24208 2008-03-12 Paul Brook <paul@codesourcery.com>
24210 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24211 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24212 (thumb2_addsi_shortim): Rename ...
24213 (thumb2_addsi_short): ... to this. Allow register operands.
24214 (thumb2_subsi_short): New pattern.
24215 (thumb2_one_cmplsi2_short,
24216 thumb2_negsi2_short): New patterns and peepholes.
24218 2008-03-12 Paul Brook <paul@codesourcery.com>
24220 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24222 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24224 * config/i386/i386.md (int_cond): New code iterator.
24226 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24227 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24228 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24229 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24230 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24231 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24232 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24233 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24235 2008-03-12 Paul Brook <paul@codesourcery.com>
24237 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24238 instead of {arm,thumb}_compute_save_reg_mask.
24239 (output_return_instruction): Ditto.
24240 (thumb_unexpanded_epilogue): Ditto.
24241 (thumb1_expand_prologue): Ditto.
24242 (thumb1_output_function_prologue): Ditto.
24243 (arm_set_return_address): Ditto.
24244 (thumb_set_return_address): Ditto.
24245 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24246 regs to achieve stack alignment.
24247 (thumb1_compute_save_reg_mask): Fix compiler warning.
24248 (arm_output_epilogue): Use offsets->saved_regs_mask.
24249 Adjust stack pointer by poping call clobered registers.
24250 (arm_expand_prologue): Use offsets->saved_regs_mask.
24251 Adjust stack pointer by pushing extra registers.
24252 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24254 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24257 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24258 conversion to the operands of a multiplication.
24260 2008-03-12 Richard Guenther <rguenther@suse.de>
24262 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24263 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24264 * timevar.def (TV_TREE_PHIPROP): Add.
24265 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24266 pass description. Use TV_TREE_PHIPROP.
24267 * tree-ssa-forwprop.c: Remove phiprop code.
24269 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24271 PR middle-end/35549
24272 * omp-low.c (maybe_lookup_decl): Constify first argument.
24273 (use_pointer_for_field): Change last argument from bool to
24274 omp_context *. Disallow shared copy-in/out in nested
24275 parallel if decl is shared in outer parallel too.
24276 (build_outer_var_ref, scan_sharing_clauses,
24277 lower_rec_input_clauses, lower_copyprivate_clauses,
24278 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24280 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24281 Ira Rosen <irar@il.ibm.com>
24283 * tree-vectorizer.c (free_stmt_vec_info): New function.
24284 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24285 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24286 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24287 * tree-vect-transform.c (vectorizable_conversion): Free
24288 vec_oprnds0 if it was allocated.
24289 (vect_permute_store_chain): Remove unused VECs.
24290 (vectorizable_store): Free VECs that are allocated in the..
24292 (vect_transform_strided_load, vectorizable_load): Likewise.
24293 (vect_remove_stores): Simplify the code.
24294 (vect_transform_loop): Move code to vect_remove_stores().
24295 Call vect_remove_stores() and free_stmt_vec_info().
24297 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24299 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24300 TARGET_HPUX. Revise comment.
24301 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24302 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24303 Use sr4 variant of `be' instruction when not generating PIC code.
24304 (attr_length_call): Adjust for above change.
24306 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24308 * ipa-reference.c (static_execute): Remove module_statics_const and
24309 associated setting code.
24311 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24314 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24315 predicate for operand 1.
24316 (paritysi2_cmp): Use register_operand predicate for operand 2.
24317 Use earlyclobber modifier for operand 1. Remove support for
24319 (paritydi2_cmp): Use register_operand predicate for operand 3.
24320 Use earlyclobber modifier for operand 1. Remove support for
24323 2008-03-11 Paul Brook <paul@codesourcery.com>
24324 Vladimir Prus <vladimir@codesourcery.com>
24326 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24327 (arm_compute_save_reg0_reg12_mask): Always
24328 check if register 11 must be saved. Always safe hard frame pointer
24329 when frame_pointer_needeed.
24330 (arm_compute_save_reg_mask): Save IP and PC
24331 only with apcs frames.
24332 (arm_output_epilogue): Adjust Thumb2 codepath to
24333 be also invoked and work for ARM non-apcs frames.
24334 (arm_expand_prologue): Don't bother saving IP
24335 for non-apcs frame, since it's not clobbered by
24336 prologue code. Implement non-apcs frame
24339 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24341 PR rtl-optimization/35281
24342 * expr.c (convert_move): Use a new pseudo for the intermediate
24343 from_mode->word_mode result.
24345 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24347 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24348 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24349 * toplev.c (compile_file): Don't call it.
24351 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24353 PR middle-end/35526
24354 * expr.c (store_expr): Call emit_block_move if the mode
24355 of "temp" RTX is BLKmode.
24357 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24358 Richard Guenther <rguenther@suse.de>
24360 PR tree-optimization/31358
24361 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24362 the step with a NULL_TREE.
24363 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24364 to sizetype if type is a pointer type.
24365 (add_candidate_1): Don't convert the base and step to
24366 the generic type if the orginal type is a pointer type.
24367 (add_iv_value_candidates): Use sizetype for the step
24368 if type is a pointer type.
24369 (cand_value_at): Likewise.
24370 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24372 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24373 Don't convert the tem affine to the type.
24374 (add_elt_to_tree): Use sizetype for the step if a pointer.
24375 Use POINTER_PLUS_EXPR for pointers.
24376 (aff_combination_to_tree): Use sizetype for the step if a
24379 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24381 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24382 Remove commutativity hint.
24384 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24388 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24389 errorneous type. Check that v is a VAR_DECL.
24391 PR middle-end/35099
24392 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24394 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24396 PR tree-optimization/35494
24397 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24398 may be overriden at link and run time.
24400 2008-03-10 Richard Guenther <rguenther@suse.de>
24402 PR tree-optimization/34677
24403 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24404 (poolify_tree): Likewise.
24405 (modify_expr_template): Likewise.
24406 (poolify_modify_stmt): Likewise.
24407 (insert_fake_stores): Handle all component-ref style stores
24408 in addition to INDIRECT_REF. Also handle complex types.
24409 Do not poolify the inserted load.
24410 (realify_fake_stores): Do not rebuild the tree but only
24411 make it a SSA_NAME copy.
24412 (init_pre): Remove initialzation of modify_expr_template.
24413 Do not allocate modify_expr_node_pool.
24414 (fini_pre): Do not free modify_expr_node_pool.
24416 2008-03-10 Paul Brook <paul@codesourcery.com>
24418 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24419 to avoid conflicts.
24421 2008-03-10 Paul Brook <paul@codesourcery.com>
24422 Mark Shinwell <shinwell@codesourcery.com>
24424 * config/arm/cortex-r4.md: New.
24425 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24427 * config/arm/arm.md: Include cortex-r4.md.
24428 (insn): Add smmls, sdiv and udiv values.
24429 (generic_sched): Don't use generic scheduling for Cortex-R4.
24430 (arm_issue_rate): New function.
24431 (TARGET_SCHED_ISSUE_RATE): Define.
24433 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24435 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24437 2008-03-10 Richard Guenther <rguenther@suse.de>
24439 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24440 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24442 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24444 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24445 Set default to true.
24447 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24449 * c.opt (Wsynth): Deprecate.
24450 * doc/invoke.texi (Option Summary, Warning Options): Document
24451 -Wno-format-contains-nul.
24453 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24456 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24457 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24459 2008-03-09 Ira Rosen <irar@il.ibm.com>
24461 * config/rs6000/rs6000.c (builtin_description): Rename vector
24462 left shift operations.
24463 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24464 (altivec_vsl<VI_char>): Rename to ...
24465 (ashl<mode>3): ... new name.
24466 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24468 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24470 2008-03-08 Richard Guenther <rguenther@suse.de>
24472 * coverage.h (tree_coverage_counter_addr): Declare.
24473 * coverage.c (tree_coverage_counter_addr): New function.
24474 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24475 before using again.
24476 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24477 (tree_gen_one_value_profiler): Likewise.
24478 (tree_gen_ic_profiler): Likewise.
24479 (tree_gen_average_profiler): Likewise.
24480 (tree_gen_ior_profiler): Likewise.
24482 2008-03-08 Richard Guenther <rguenther@suse.de>
24484 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24485 (vn_binary_op_insert): Likewise.
24486 (vn_unary_op_lookup): Likewise.
24487 (vn_unary_op_insert): Likewise.
24488 (vn_nary_op_lookup): Declare.
24489 (vn_nary_op_insert): Likewise.
24490 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24491 and binary hashes, use a single obstack for unary_op_pool
24492 and binary_op_pool.
24493 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24494 a single struct vn_nary_op_s. Store tree code length and
24495 a variable number of operands.
24496 (struct vn_reference_op_struct): Remove unused op2.
24497 (vn_reference_op_eq): Do not compare op2.
24498 (vn_reference_op_compute_hash): Do not compute hash of op2.
24499 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24500 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24501 with vn_nary_op_compute_hash.
24502 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24503 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24505 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24507 (visit_unary_op): Call nary functions.
24508 (visit_binary_op): Likewise.
24509 (process_scc): Adjust for struct vn_tables_s changes.
24510 (allocate_vn_table): Likewise.
24511 (free_vn_table): Likewise.
24512 * tree-vn.c (vn_add): Call nary functions.
24513 (vn_lookup): Likewise.
24515 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24518 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24519 wdst back after sync_compare_and_swapqhi_internal.
24521 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24524 * config/i386/i386-modes.def (V1DI): New vector mode.
24525 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24526 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24527 (MMXMODE248): Ditto.
24528 (MMXMODE): Add V1DI mode.
24529 (mmxvecsize): Change DI mode to V1DI mode.
24530 ("mov<mode>): Use MMXMODEI8 mode iterator.
24531 ("*mov<mode>_internal_rex64"): Ditto.
24532 ("*mov<mode>_internal"): Ditto.
24533 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24534 ("mmx_sub<mode>3"): Ditto.
24535 ("mmx_adddi3"): Remove insn pattern.
24536 ("mmx_subdi3"): Ditto.
24537 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24538 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24539 ("mmx_ashl<mode>3"): Ditto.
24540 ("mmx_lshrdi3"): Remove insn pattern.
24541 ("mmx_ashldi3"): Ditto.
24542 * config/i386/i386.c (classify_argument): Handle V1DImode.
24543 (function_arg_advance_32): Ditto.
24544 (function_arg_32): Ditto.
24545 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24546 mmx_addv1di3 insn pattern.
24547 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24548 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24549 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24550 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24551 Remove definitions of built-in functions.
24552 (V1DI_type_node): New node.
24553 (v1di_ftype_v1di_int): Ditto.
24554 (v1di_ftype_v1di_v1di): Ditto.
24555 (v2si_ftype_v2si_si): Ditto.
24556 (v4hi_ftype_v4hi_di): Remove node.
24557 (v2si_ftype_v2si_di): Ditto.
24558 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24559 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24560 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24561 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24562 Add new builtins using def_builtin_const.
24563 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24564 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24565 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24566 * config/i386/mmintrin.h (__v1di): New typedef.
24567 (_mm_add_si64): Cast arguments to __v1di type.
24568 (_mm_sub_si64): Ditto.
24569 (_mm_sll_pi16): Cast __count to __v4hi type.
24570 (_mm_sll_pi32): Cast __count to __v2si type.
24571 (_mm_sll_si64): Cast arguments to __v1di type.
24572 (_mm_srl_pi16): Cast __count to __v4hi type.
24573 (_mm_srl_pi32): Cast __count to __v2si type.
24574 (_mm_srl_si64): Cast arguments to __v1di type.
24575 (_mm_sra_pi16): Cast __count to __v4hi type.
24576 (_mm_sra_pi32): Cast __count to __v2si type.
24577 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24578 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24579 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24580 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24581 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24582 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24583 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24584 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24585 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24586 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24587 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24588 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24590 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24592 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24594 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24597 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24598 reg+const addressing for Altivec modes. Don't generate reg+reg
24599 addressing for TFmode or TDmode quantities.
24601 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24603 * c-common.c (vector_types_convertible_p): Call langhook
24604 instead of comptypes.
24606 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24609 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24610 integral and scalar float variables which have a
24613 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24615 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24616 dwarf_register_span hook when emitting unwind information for
24617 register-to-memory saves.
24618 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24619 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24621 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24623 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24624 for the same VAR_DECL.
24626 2008-03-06 Tom Tromey <tromey@redhat.com>
24628 * treelang: Delete.
24629 * doc/standards.texi (Standards): Don't mention treelang.
24630 * doc/invoke.texi (Overall Options): Don't mention treelang.
24631 * doc/install.texi (Prerequisites): Don't mention bison or
24633 (Configuration): Don't mention treelang.
24634 (Building): Likewise.
24635 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24637 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24639 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24640 word-extractions out of a multi-word object.
24642 2008-03-06 Richard Guenther <rguenther@suse.de>
24644 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24645 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24646 result type and precision.
24647 * expr.c (get_inner_reference): Set unsignedp based on the result
24648 type of BIT_FIELD_REF.
24649 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24650 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24651 (try_instantiate_multiple_fields): Likewise. Use the correct type
24653 (sra_build_assignment): Likewise.
24654 (sra_build_elt_assignment): Likewise.
24655 (sra_explode_bitfield_assignment): Likewise.
24656 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24657 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24658 set BIT_FIELD_REF_UNSIGNED.
24659 (vectorizable_load): Likewise.
24661 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24663 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24666 2008-03-06 Richard Guenther <rguenther@suse.de>
24668 * alias.c (struct alias_set_entry): Move has_zero_child field
24669 to pack with alias_set.
24671 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24673 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24676 2008-03-05 Ian Lance Taylor <iant@google.com>
24678 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24680 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24682 * fwprop.c (update_df): Support width and offset parameters of
24684 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24685 global_conflicts): Change DF_REF_EXTRACT to either
24686 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24687 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24688 * df-scan.c (df_ref_record, df_defs_record,
24689 df_ref_create_structure, df_def_record_1, df_uses_record,
24690 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24691 df_bb_refs_collect, df_entry_block_defs_collect,
24692 df_exit_block_uses_collect): Support new width and offset fields.
24693 (ref_extract_pool): New storage pool.
24694 (df_free_ref): New function.
24695 (df_reg_chain_unlink, df_free_collection_rec,
24696 df_sort_and_compress_refs): Call df_free_ref.
24697 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24699 (df_ref_create_structure): Allocate df_ref_extract if offset and
24700 width fields are used.
24701 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24702 (df_uses_record): Get offset and width from ZERO_EXTRACT
24704 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24705 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24706 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24707 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24708 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24709 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24710 (df_ref_extract): New structure.
24711 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24712 (df_ref_create): Add width and offset parameters.
24714 2008-03-05 Richard Guenther <rguenther@suse.de>
24716 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24717 Use ranges_overlap_p.
24718 (offset_overlaps_with_access): Rename
24719 to ranges_overlap_p and move ...
24720 * tree-flow-inline.h (ranges_overlap_p): ... here.
24722 * tree.h (get_inner_reference, handled_component_p): Update
24725 * tree.h (record_component_aliases, get_alias_set,
24726 alias_sets_conflict_p, alias_sets_must_conflict_p,
24727 objects_must_conflict_p): Move declarations ...
24728 * alias.h (record_component_aliases, get_alias_set,
24729 alias_sets_conflict_p, alias_sets_must_conflict_p,
24730 objects_must_conflict_p): ... here.
24731 Include coretypes.h.
24732 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24734 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24736 * cfg.c: Include tree-flow.h.
24737 (remove_edge_raw): Call redirect_edge_var_map_clear.
24738 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24739 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24740 (redirect_edge_var_map_result): New.
24741 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24742 PENDING_STMT use with redirect_edge_var_map_*.
24743 * tree-ssa.c (edge_var_maps): New definition.
24744 (redirect_edge_var_map_add): New.
24745 (redirect_edge_var_map_clear): New.
24746 (redirect_edge_var_map_dup): New.
24747 (redirect_edge_var_map_vector): New.
24748 (redirect_edge_var_map_destroy): New.
24749 (ssa_redirect_edge): Replace PENDING_STMT use with
24750 redirect_edge_var_map_*.
24751 (flush_pending_stmts): Same.
24752 (delete_tree_ssa): Destroy edge var map.
24753 * tree-flow.h (struct _edge_var_map): New.
24754 Define edge_var_map vector type.
24755 Declare redirect_edge_var_map_* prototypes.
24756 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24757 * tree-cfg.c (reinstall_phi_args): Replace
24758 PENDING_STMT use with redirect_edge_var_map_*.
24760 2008-03-05 Richard Guenther <rguenther@suse.de>
24762 PR tree-optimization/35472
24763 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24764 whose single use_stmt has a overlapping set of loaded and
24765 stored symbols as that use_stmt might be a noop assignment then.
24767 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24769 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24771 2008-03-05 Richard Guenther <rguenther@suse.de>
24774 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24775 should be constants.
24776 * tree-cfg.c (verify_expr): Verify it.
24777 * fold-const.c (fold_truthop): Remove code generating
24778 BIT_FIELD_REFs of structure bases.
24779 (fold_binary): Likewise.
24780 (fold_ternary): Position and size of BIT_FIELD_REFs are
24781 always host integers.
24782 (make_bit_field_ref): Remove.
24783 (optimize_bit_field_compare): Remove.
24784 (all_ones_mask_p): Remove.
24786 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24789 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24790 (split_block_and_df_analyze): New. Split basic block and rebuild
24792 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24794 (split_pattern_seq): Likewise.
24795 (erase_matching_seqs): Likewise.
24796 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24798 2008-03-04 Geoff Keating <geoffk@apple.com>
24800 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24801 declaration and code.
24802 (tree_invalid_nonnegative_warnv_p): Likewise.
24804 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24806 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24807 examples. Truncate option-names then causing overfull hbox.
24809 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24812 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24814 * configure: Rebuilt.
24816 2008-03-04 Rafael Espíndola <espindola@google.com>
24818 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24819 (tree_unary_nonnegative_warnv_p): New.
24820 (tree_binary_nonnegative_warnv_p): New.
24821 (tree_single_nonnegative_warnv_p): New.
24822 (tree_invalid_nonnegative_warnv_p): New.
24823 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24825 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24828 * opts.c (handle_option): Postpone 'unknown option' errors only for
24831 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24834 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24837 2008-03-04 Rafael Espíndola <espindola@google.com>
24839 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24840 (tree_binary_nonzero_warnv_p): New.
24841 (tree_single_nonzero_warnv_p): New.
24842 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24844 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24846 PR middle-end/35456
24847 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24848 transformations for modes that have signed zeros.
24849 * ifcvt.c (noce_try_abs): Ditto.
24851 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24853 * config/i386/i386.c (override_options): Force
24854 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24856 2008-03-04 Jan Hubicka <jh@suse.cz>
24859 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24862 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24864 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24865 label to probe the stack.
24867 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24869 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24870 (__gthr_win32_mutex_destroy): Declare.
24871 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24872 __gthr_win32_mutex_destroy.
24873 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24875 2008-03-03 Jan Hubicka <jh@suse.cz>
24878 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24879 aggressive on inlining cold calls.
24881 2008-03-03 Richard Guenther <rguenther@suse.de>
24883 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24884 struct copies into the expression table.
24885 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24886 (try_to_simplify): Likewise.
24887 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24888 integral and pointer arguments which do not change the
24889 precision to NOP_EXPRs.
24890 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24891 VIEW_CONVERT_EXPR case.
24893 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24895 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24896 defined in a loop at depth 0 is invariant.
24897 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24898 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24899 be called at loop depth 0.
24901 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24904 * gcc.c (process_command): Update copyright notice dates.
24905 * gcov.c (print_version): Likewise.
24906 * gcov-dump.c (print_version): Likewise.
24907 * mips-tfile.c (main): Likewise.
24908 * mips-tdump.c (main): Likewise.
24910 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24913 * c-common.c (flag_permissive): Delete.
24914 (constant_expression_warnings): Check flags first.
24915 (constant_expression_error): New.
24916 * c-common.h (flag_permissive): Delete.
24917 (constant_expression_error): Declare.
24918 * flags.h (flag_permissive): Declare. Update description.
24919 * diagnostic.c (pedwarn): Update.
24921 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24922 (permissive_error_kind): New.
24923 * toplev.c (flag_permissive): Define. Update description.
24924 * toplev.h (permissive_error_kind): Declare.
24925 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24926 (pedwarn_c90): Use pedantic_warning_kind.
24927 * c-opts.c (c_common_post_options): flag_permissive does not affect
24928 flag_pedantic_errors.
24930 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24932 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24933 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24934 __absvsi2, __absvDI2): Use unsigned arithmetic.
24936 2008-03-02 Andi Kleen <ak@suse.de>
24937 Richard Guenther <rguenther@suse.de>
24939 * struct-equiv.c: Remove file.
24940 * cfg_cleanup.c (condjump_equiv_p): Remove.
24941 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24942 (struct-equiv.o): Remove rule.
24943 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24944 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24945 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24947 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24949 * ifcvt.c (noce_process_if_block): Try to handle only the then
24950 block if the else block exists but isn't suitable.
24952 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24955 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24956 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24957 regression from previous patch.
24959 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24962 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24964 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24965 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24966 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24967 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24968 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24969 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24970 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24971 (__gthread_mutex_destroy_function): Rename to
24972 __gthread_mutex_destroy.
24973 * gthr-dce.h (__gthread_mutex_destroy): Call
24974 pthread_mutex_destroy.
24975 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24976 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24977 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24979 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24981 * df-scan.c (df_ref_chain_change_bb): Simplify.
24982 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24983 set_block_for_insn if there's any change.
24984 * df.h ((df_insn_change_bb): Fix prototype.
24985 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24986 df_insn_change_bb, don't call set_block_for_insn.
24987 * emit-rtl.c (reorder_insns): Likewise.
24988 * haifa-sched.c (move_insn): Likewise.
24990 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24992 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24994 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24996 * tree-flow-inline.h (next_readonly_imm_use): Return
24997 NULL_USE_OPERAND_P after the end.
24999 2008-03-01 Richard Guenther <rguenther@suse.de>
25001 PR tree-optimization/35411
25002 * tree-sra.c (sra_build_assignment): Split conversion to
25003 final type to a separate statement if we are not assigning
25006 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25008 * fold-const.c (fold_convertible_p): Correct the logic to follow
25009 that in fold_convert().
25011 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25014 * tree-inline.c (build_duplicate_type): When we make a
25015 duplicate type, make it unique in the canonical types system.
25017 2008-02-29 Tom Tromey <tromey@redhat.com>
25019 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25020 input_file_stack_history, input_file_stack_restored): Remove.
25021 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25022 * input.h (struct file_stack): Remove.
25023 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25024 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25026 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25028 (diagnostic_last_module_changed): Add 'map' argument.
25029 (diagnostic_set_last_function): Likewise.
25030 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25031 line map, not input_file_stack.
25032 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25034 2008-02-29 Paul Brook <paul@codesourcery.com>
25036 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25038 2008-02-29 Paul Brook <paul@codesourcery.com>
25040 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25042 2008-02-29 Richard Guenther <rguenther@suse.de>
25044 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25046 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25047 value for comparing for a store match.
25048 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25049 (try_to_simplify): Do not do a full-blown reference lookup.
25051 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25053 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25054 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25056 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25058 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25060 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25061 strides against cache sizes.
25063 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25065 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25068 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25070 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25071 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25072 is smaller than the original promoted value.
25073 (simplify_subreg): If OP is a SUBREG, try to preserve its
25074 SUBREG_PROMOTED_VAR_P information.
25076 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25078 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25079 (VN_INFO_GET): Allocate new objects on the obstack.
25080 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25081 for rpo_numbers_temp, for consistency.
25082 (free_scc_vn): Free the obstack.
25084 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25086 * doc/invoke.texi: Document -ftree-loop-distribution.
25087 * tree-loop-distribution.c: New.
25088 * tree-pass.h (pass_loop_distribution): New.
25089 * graphds.h (struct graph): Add htab_t indices.
25090 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25091 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25092 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25093 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25094 * tree-data-ref.c (debug_data_dependence_relations): New.
25095 (dump_data_dependence_relation): Also print data references.
25096 (free_data_ref): Extern.
25097 (same_access_functions): Moved...
25098 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25099 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25100 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25101 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25102 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25103 (stmts_from_loop): Skip LABEL_EXPR.
25104 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25106 (build_rdg): Initialize rdg->indices htab.
25107 (free_rdg, stores_from_loop, ref_base_address,
25108 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25109 have_similar_memory_accesses_1, ref_base_address_1,
25110 remove_similar_memory_refs): New.
25111 * tree-data-ref.h: Depend on tree-chrec.h.
25112 (debug_data_dependence_relations, free_data_ref): Declared.
25113 (same_access_functions): ... here.
25114 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25116 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25117 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25118 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25119 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25120 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25121 rdg_vertex_for_stmt): Declared.
25122 (struct rdg_edge): Add level.
25124 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25125 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25127 (rdg_has_similar_memory_accesses): New.
25128 * tree-vect-analyze.c: Remove unused static decls.
25129 * lambda.h (dependence_level): New.
25130 * common.opt (ftree-loop-distribution): New.
25131 * tree-flow.h (mark_virtual_ops_in_bb,
25132 slpeel_tree_duplicate_loop_to_edge_cfg,
25133 rename_variables_in_loop): Declared.
25134 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25135 (OBJS-common): Add tree-loop-distribution.o.
25136 (tree-loop-distribution.o): New rule.
25137 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25138 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25139 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25141 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25144 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25145 other than structures and unions.
25147 2008-02-28 Richard Guenther <rguenther@suse.de>
25150 2008-02-26 Richard Guenther <rguenther@suse.de>
25152 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25153 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25154 (lookup_decl_from_uid): Declare.
25155 (remove_decl_from_map): Likewise.
25156 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25157 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25158 (decl_for_uid_map): New global hashtable mapping DECL_UID
25160 (init_ttree): Allocate it.
25161 (insert_decl_to_uid_decl_map): New helper function.
25162 (make_node_stat): Insert new decls into the map.
25163 (copy_node_stat): Likewise.
25164 (lookup_decl_from_uid): New function.
25165 (remove_decl_from_map): Likewise.
25166 (print_decl_for_uid_map_statistics): New helper.
25167 (dump_tree_statistics): Call it.
25169 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25170 (referenced_var_iterator): Adjust.
25171 (FOR_EACH_REFERENCED_VAR): Adjust.
25172 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25173 (num_referenced_vars): Adjust.
25174 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25175 (first_referenced_var): Remove.
25176 (end_referenced_vars_p): Likewise.
25177 (next_referenced_var): Likewise.
25178 (referenced_var_iterator_set): New helper function.
25179 * tree-dfa.c (referenced_var_lookup): Adjust.
25180 (referenced_var_check_and_insert): Likewise.
25181 (remove_referenced_var): Likewise.
25182 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25183 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25184 (verify_call_clobbering): Likewise.
25185 (verify_memory_partitions): Likewise.
25186 (init_tree_ssa): Allocate bitmap instead of hashtable for
25188 (delete_tree_ssa): Adjust.
25189 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25190 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25191 (compute_tag_properties): Likewise.
25192 (set_initial_properties): Likewise.
25193 (find_partition_for): Likewise.
25194 (update_reference_counts): Likewise.
25195 (dump_may_aliases_for): Likewise.
25196 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25197 (add_call_clobber_ops): Likewise.
25198 (add_call_read_ops): Likewise.
25199 (get_asm_expr_operands): Likewise.
25200 * tree-into-ssa.c (dump_decl_set): Likewise.
25201 (update_ssa): Likewise.
25202 * tree-sra.c (scan_function): Likewise.
25203 (decide_instantiations): Likewise.
25204 (scalarize_parms): Likewise.
25205 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25206 (dsa_named_for): Likewise.
25207 * tree-ssa-structalias.c (update_alias_info): Likewise.
25208 (merge_smts_into): Likewise.
25210 2008-02-27 David Daney <ddaney@avtrex.com>
25213 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25214 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25215 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25216 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25217 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25219 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25222 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25223 (BUILT_IN_NEXTTOWARD): Remove.
25224 (BUILT_IN_NEXTTOWARDF): Ditto.
25225 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25226 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25228 2008-02-27 Tom Tromey <tromey@redhat.com>
25230 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25231 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25233 2008-02-27 Jan Beulich <jbeulich@novell.com>
25235 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25236 update the respective field on newdecl.
25238 2008-02-27 Revital Eres <eres@il.ibm.com>
25240 PR rtl-optimization/34999
25241 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25242 crossing edges that ends with a call insn.
25243 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25244 call insn and clear the EDGE_CROSSING flag of the crossing edge
25245 when fixing fallthru edges.
25247 2008-02-27 Richard Guenther <rguenther@suse.de>
25249 PR middle-end/35390
25250 * fold-const.c (fold_unary): Return the correct argument,
25251 converted to the result type.
25253 2008-02-27 Richard Guenther <rguenther@suse.de>
25255 PR middle-end/34971
25256 * expr.c (expand_expr_real_1): Assert on rotates that operate
25258 * fold-const.c (fold_binary): Use the types precision, not the
25259 bitsize of the mode if folding rotate expressions. Build rotates
25260 only for full modes.
25262 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25264 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25265 and CPP_PRAGMA_EOL.
25266 * c-pragma.c (pragma_ns_name): New typedef.
25267 (registered_pp_pragmas): New variable.
25268 (c_pp_lookup_pragma): New function.
25269 (c_register_pragma_1): If flag_preprocess_only, do nothing
25270 for non-expanded pragmas, for expanded ones push pragma's
25271 namespace and name into registered_pp_pragmas vector.
25272 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25273 flag_preprocess_only, don't register GCC pch_preprocess
25274 pragma if flag_preprocess_only.
25275 * c-opts.c (c_common_init): Call init_pragma even if
25276 flag_preprocess_only.
25277 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25278 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25279 cpp_register_pragma if flag_preprocess_only.
25281 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25284 * c-parser.c (c_parser_translation_unit): Warn for empty
25285 translation unit, not empty source file.
25287 2008-02-26 Paul Brook <paul@codesourcery.com>
25289 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25290 operand for Thumb-2.
25291 * config/arm/arm.h (reg_class): Add CORE_REGS.
25292 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25293 (BASE_REG_CLASS): Use CORE_REGS.
25294 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25295 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25296 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25297 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25298 ARM_REGNO_OK_FOR_INDEX_P.
25299 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25300 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25301 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25302 (ldm/stm peepholes): Ditto.
25303 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25304 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25305 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25306 * config/arm/constraints.md: Enable "k" constraint on ARM.
25308 2008-02-27 Ben Elliston <bje@au.ibm.com>
25310 * config/rs6000/rs6000.c: Annotate cache line size field in all
25311 instances of struct processor_costs.
25313 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25315 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25316 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25317 jump_bypass): New counters.
25318 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25319 * dce.c (gate_ud_dce): Same.
25320 (gate_fast_dce): Same.
25321 * dse.c (gate_dse1): New function.
25322 (gate_dse2): New function.
25323 (gate_dse): Merge results of new gate functions.
25324 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25325 (gate_handle_jump_bypass): Add dbg_cnt.
25326 (gate_handle_gcse): Add dbg_cnt.
25327 * ifcvt.c (gate_handle_if_conversion): Same.
25328 (gate_handle_if_after_combine): Same.
25329 (gate_handle_if_after_reload): Same.
25330 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25332 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25334 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25336 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25338 2008-02-26 Jason Merrill <jason@redhat.com>
25341 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25342 alone if it's the naming decl for the type's main variant.
25344 2008-02-26 Tom Tromey <tromey@redhat.com>
25346 * system.h (USE_MAPPED_LOCATION): Poison.
25347 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25348 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25349 (make_goto_expr_edges): Likewise.
25350 (remove_bb): Likewise.
25351 (execute_warn_function_return): Likewise.
25352 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25354 * c-common.c (fname_decl): Remove old location code.
25355 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25357 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25359 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25360 (gen_rtx_ASM_INPUT): Likewise.
25361 (gen_rtx_ASM_INPUT_loc): Likewise.
25362 (get_rtx_asm_OPERANDS): Remove.
25363 * cfglayout.c (insn_locators_alloc): Remove old location code.
25364 (set_curr_insn_source_location): Likewise.
25365 (curr_insn_locator): Likewise.
25366 * print-tree.c (print_node): Remove old location code.
25367 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25368 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25369 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25370 location_from_locus.
25371 (construct_exit_block): Remove old location code.
25372 * emit-rtl.c (force_next_line_note): Remove old location code.
25373 * profile.c (branch_prob): Remove old location code.
25374 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25375 LOC_LINE): Remove old-location variants.
25376 * langhooks.c (lhd_print_error_function): Remove old location
25378 * configure, config.in: Rebuilt.
25379 * configure.ac (--enable-mapped-location): Remove.
25380 * c-decl.c (c_init_decl_processing): Remove old location code.
25381 (finish_function): Likewise.
25382 * recog.c (decode_asm_operands): Remove old location code.
25383 * c-pch.c (c_common_read_pch): Remove old location code.
25384 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25386 * gimple-low.c (lower_function_body): Remove old location code.
25387 * toplev.c (unknown_location): Remove.
25388 (push_srcloc): Remove old-location variant.
25389 (process_options): Remove old location code.
25390 (lang_dependent_init): Likewise.
25391 * input.h (UNKNOWN_LOCATION): Move definition.
25392 (location_t): Undeprecate.
25393 (source_locus): Remove.
25394 (location_from_locus): Remove.
25395 (struct location_s): Remove.
25396 Remove all old-location code.
25397 (input_line, input_filename): Remove.
25398 * final.c (final_scan_insn): Remove old location code.
25399 * diagnostic.c (diagnostic_build_prefix): Remove
25400 USE_MAPPED_LOCATION test.
25401 * tree.h (gimple_stmt) <locus>: Now a location_t.
25402 (tree_exp) <locus>: Likewise.
25403 (DECL_IS_BUILTIN): Remove old-location variant.
25404 (annotate_with_file_line, annotate_with_locus): Likewise.
25405 (expr_locus, set_expr_locus): Update.
25406 * tree.c (build1_stat): Remove old location code.
25407 (last_annotated_node): Remove.
25408 (annotate_with_file_line): Remove old-location variant.
25409 (annotate_with_locus): Likewise.
25410 (expr_location): Remove old location code.
25411 (set_expr_location): Likewise.
25412 (expr_has_location): Likewise.
25413 (expr_locus): Likewise.
25414 (set_expr_locus): Likewise.
25415 (expr_filename): Don't use location_from_locus.
25416 (expr_lineno): Likewise.
25417 * rtl-error.c (location_for_asm): Remove old location code.
25418 * c-lex.c (cb_line_change): Remove old location code.
25419 (fe_file_change): Likewise.
25420 (cb_def_pragma): Likewise.
25421 (c_lex_with_flags): Likewise.
25422 * gengtype.c (do_typedef): Don't special-case location types.
25423 (define_location_structures): Remove.
25424 (main): Don't call define_location_structures.
25425 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25428 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25431 * builtins.def (BUILT_IN_STDARG_START): Remove.
25432 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25433 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25434 * tree-inline.c (inline_forbidden_p_1): Likewise.
25436 2008-02-26 Richard Guenther <rguenther@suse.de>
25438 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25439 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25440 (lookup_decl_from_uid): Declare.
25441 (remove_decl_from_map): Likewise.
25442 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25443 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25444 (decl_for_uid_map): New global hashtable mapping DECL_UID
25446 (init_ttree): Allocate it.
25447 (insert_decl_to_uid_decl_map): New helper function.
25448 (make_node_stat): Insert new decls into the map.
25449 (copy_node_stat): Likewise.
25450 (lookup_decl_from_uid): New function.
25451 (remove_decl_from_map): Likewise.
25452 (print_decl_for_uid_map_statistics): New helper.
25453 (dump_tree_statistics): Call it.
25455 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25456 (referenced_var_iterator): Adjust.
25457 (FOR_EACH_REFERENCED_VAR): Adjust.
25458 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25459 (num_referenced_vars): Adjust.
25460 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25461 (first_referenced_var): Remove.
25462 (end_referenced_vars_p): Likewise.
25463 (next_referenced_var): Likewise.
25464 (referenced_var_iterator_set): New helper function.
25465 * tree-dfa.c (referenced_var_lookup): Adjust.
25466 (referenced_var_check_and_insert): Likewise.
25467 (remove_referenced_var): Likewise.
25468 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25469 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25470 (verify_call_clobbering): Likewise.
25471 (verify_memory_partitions): Likewise.
25472 (init_tree_ssa): Allocate bitmap instead of hashtable for
25474 (delete_tree_ssa): Adjust.
25475 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25476 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25477 (compute_tag_properties): Likewise.
25478 (set_initial_properties): Likewise.
25479 (find_partition_for): Likewise.
25480 (update_reference_counts): Likewise.
25481 (dump_may_aliases_for): Likewise.
25482 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25483 (add_call_clobber_ops): Likewise.
25484 (add_call_read_ops): Likewise.
25485 (get_asm_expr_operands): Likewise.
25486 * tree-into-ssa.c (dump_decl_set): Likewise.
25487 (update_ssa): Likewise.
25488 * tree-sra.c (scan_function): Likewise.
25489 (decide_instantiations): Likewise.
25490 (scalarize_parms): Likewise.
25491 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25492 (dsa_named_for): Likewise.
25493 * tree-ssa-structalias.c (update_alias_info): Likewise.
25494 (merge_smts_into): Likewise.
25496 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25499 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25500 * c-opts.c (c_common_handle_option): Wall enables
25501 Wvolatile-register-var.
25502 * common.opt: Move Wvolatile-register-var to...
25505 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25507 * common.opt (Wlarger-than=): New.
25508 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25510 * opts.c (common_handle_option): Handle -Wlarger-than=.
25511 * optc-gen.awk: Likewise.
25512 * opth-gen.awk: Likewise.
25513 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25514 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25516 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25518 * c-common.c (match_case_to_enum_1): Add appropriate
25519 OPT_W* parameter to warning.
25520 (c_do_switch_warnings): Likewise.
25521 * c-typeck.c (warning_init): Add one more parameter following
25522 'warning' function.
25523 (push_init_level): Update call to warning_init.
25524 (pop_init_level): Likewise.
25525 (add_pending_init): Likewise.
25526 (output_init_element: Likewise.
25528 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25531 * toplev.c (toplev_main): If there are warnings or error, print
25532 errors for ignored options.
25533 * opts.c (ignored_options): New static variable.
25534 (postpone_unknown_option_error): New.
25535 (print_ignored_options): New.
25536 (handle_option): Postpone errors for unknown -Wno-* options.
25537 * opts.h (print_ignored_options): Declare.
25539 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25541 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25544 2008-02-25 Richard Guenther <rguenther@suse.de>
25547 2008-02-25 Richard Guenther <rguenther@suse.de>
25549 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25550 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25551 (lookup_decl_from_uid): Declare.
25552 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25553 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25554 (decl_for_uid_map): New global hashtable mapping DECL_UID
25556 (init_ttree): Allocate it.
25557 (insert_decl_to_uid_decl_map): New helper function.
25558 (make_node_stat): Insert new decls into the map.
25559 (copy_node_stat): Likewise.
25560 (lookup_decl_from_uid): New function.
25561 (print_decl_for_uid_map_statistics): New helper.
25562 (dump_tree_statistics): Call it.
25564 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25565 (referenced_var_iterator): Adjust.
25566 (FOR_EACH_REFERENCED_VAR): Adjust.
25567 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25568 (num_referenced_vars): Adjust.
25569 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25570 (first_referenced_var): Remove.
25571 (end_referenced_vars_p): Likewise.
25572 (next_referenced_var): Likewise.
25573 (referenced_var_iterator_set): New helper function.
25574 * tree-dfa.c (referenced_var_lookup): Adjust.
25575 (referenced_var_check_and_insert): Likewise.
25576 (remove_referenced_var): Likewise.
25577 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25578 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25579 (verify_call_clobbering): Likewise.
25580 (verify_memory_partitions): Likewise.
25581 (init_tree_ssa): Allocate bitmap instead of hashtable for
25583 (delete_tree_ssa): Adjust.
25584 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25585 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25586 (compute_tag_properties): Likewise.
25587 (set_initial_properties): Likewise.
25588 (find_partition_for): Likewise.
25589 (update_reference_counts): Likewise.
25590 (dump_may_aliases_for): Likewise.
25591 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25592 (add_call_clobber_ops): Likewise.
25593 (add_call_read_ops): Likewise.
25594 (get_asm_expr_operands): Likewise.
25595 * tree-into-ssa.c (dump_decl_set): Likewise.
25596 (update_ssa): Likewise.
25597 * tree-sra.c (scan_function): Likewise.
25598 (decide_instantiations): Likewise.
25599 (scalarize_parms): Likewise.
25600 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25601 (dsa_named_for): Likewise.
25602 * tree-ssa-structalias.c (update_alias_info): Likewise.
25603 (merge_smts_into): Likewise.
25605 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25608 * doc/invoke.texi (-fcx-limited-range): Document new option.
25609 * toplev.c (process_options): Handle -fcx-fortran-rules.
25610 * common.opt: Add documentation for -fcx-fortran-rules.
25612 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25615 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25616 actual behaviour and C99.
25618 2008-02-26 Ben Elliston <bje@au.ibm.com>
25620 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25621 (ASM_CPU_POWER6_SPEC): Likewise.
25622 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25623 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25624 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25626 2008-02-25 Richard Guenther <rguenther@suse.de>
25628 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25629 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25630 (lookup_decl_from_uid): Declare.
25631 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25632 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25633 (decl_for_uid_map): New global hashtable mapping DECL_UID
25635 (init_ttree): Allocate it.
25636 (insert_decl_to_uid_decl_map): New helper function.
25637 (make_node_stat): Insert new decls into the map.
25638 (copy_node_stat): Likewise.
25639 (lookup_decl_from_uid): New function.
25640 (print_decl_for_uid_map_statistics): New helper.
25641 (dump_tree_statistics): Call it.
25643 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25644 (referenced_var_iterator): Adjust.
25645 (FOR_EACH_REFERENCED_VAR): Adjust.
25646 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25647 (num_referenced_vars): Adjust.
25648 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25649 (first_referenced_var): Remove.
25650 (end_referenced_vars_p): Likewise.
25651 (next_referenced_var): Likewise.
25652 (referenced_var_iterator_set): New helper function.
25653 * tree-dfa.c (referenced_var_lookup): Adjust.
25654 (referenced_var_check_and_insert): Likewise.
25655 (remove_referenced_var): Likewise.
25656 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25657 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25658 (verify_call_clobbering): Likewise.
25659 (verify_memory_partitions): Likewise.
25660 (init_tree_ssa): Allocate bitmap instead of hashtable for
25662 (delete_tree_ssa): Adjust.
25663 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25664 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25665 (compute_tag_properties): Likewise.
25666 (set_initial_properties): Likewise.
25667 (find_partition_for): Likewise.
25668 (update_reference_counts): Likewise.
25669 (dump_may_aliases_for): Likewise.
25670 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25671 (add_call_clobber_ops): Likewise.
25672 (add_call_read_ops): Likewise.
25673 (get_asm_expr_operands): Likewise.
25674 * tree-into-ssa.c (dump_decl_set): Likewise.
25675 (update_ssa): Likewise.
25676 * tree-sra.c (scan_function): Likewise.
25677 (decide_instantiations): Likewise.
25678 (scalarize_parms): Likewise.
25679 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25680 (dsa_named_for): Likewise.
25681 * tree-ssa-structalias.c (update_alias_info): Likewise.
25682 (merge_smts_into): Likewise.
25684 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25687 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25688 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25689 * alias.h (nonoverlapping_memrefs_p): Likewise.
25691 2008-02-25 Jan Beulich <jbeulich@novell.com>
25693 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25694 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25695 __emultls_get_address, __emultls_register_common,
25696 __floatundi?f, and _Unwind_GetIPInfo.
25697 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25698 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25699 (gen_regparm_prefix): Likewise.
25700 (i386_nlm_encode_section_info): Sync with
25701 config/i386/winnt.c:i386_pe_encode_section_info().
25702 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25703 i386_nlm_mangle_decl_assembler_name): New.
25704 (netware_override_options): New.
25705 * config/i386/netware.h (netware_override_options): Declare.
25706 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25707 (i386_nlm_mangle_decl_assembler_name): Declare.
25708 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25710 2008-02-25 Ben Elliston <bje@au.ibm.com>
25713 * c-decl.c (grokdeclarator): Remove unused local variables
25714 `typedef_type' and `type_as_written'.
25716 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25717 unused local variable `has_hot_blocks'.
25718 (fix_crossing_conditional_branches): Remove unused local variable
25721 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25723 PR middle-end/19984
25724 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25725 using DEF_C99_BUILTIN.
25726 (BUILT_IN_NANF): Ditto.
25727 (BUILT_IN_NANL): Ditto.
25729 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25730 Revital Eres <eres@il.ibm.com>
25732 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25733 regarding the order of two dependent insns in the same row.
25735 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25737 * stor-layout.c (layout_decl): Do not bump the alignment of a
25738 bit-field to more than byte alignment if it is packed.
25740 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25742 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25745 2008-02-24 Diego Novillo <dnovillo@google.com>
25747 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25750 * tree-vrp.c (vrp_evaluate_conditional): With
25751 -Wtype-limits, emit a warning when comparing against a
25752 constant outside the natural range of OP0's type.
25753 * c.opt (Wtype-limits): Move ...
25754 * common.opt (Wtype-limits): ... here.
25756 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25758 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25759 * config/rs6000/e300c2c3.md: New file.
25760 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25762 (rs6000_override_options): Add e300c2 and e300c3 cases to
25763 processor_target_table. Do not allow usage of Altivec or Spe
25764 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25765 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25766 * config/rs6000/rs6000.h (processor_type): Add
25767 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25768 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25769 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25770 and ppce300c3. Include e300c2c3.md.
25772 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25774 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25775 instead of TARGET_STRICT_ALIGN.
25777 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25779 * explow.c (memory_address): Assert that the generated address is
25782 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25785 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25786 * config/darwin-ppc-ldouble-patch.def: New file.
25787 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25788 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25789 SUBTARGET_INIT_BUILTINS if defined.
25790 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25793 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25796 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25797 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25799 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25802 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25803 file" warning condtional on -Winvalid-PCH.
25805 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25807 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25809 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25813 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25814 prevent reload from using MMX registers.
25815 (*mov<mode>_internal): Ditto.
25816 (*movv2sf_internal_rex64): Ditto.
25817 (*movv2sf_internal): Ditto.
25819 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25821 PR documentation/31569
25822 * doc/install.texi2html: Use makeinfo --no-number-sections.
25824 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25826 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25827 ensure that we can address an entire entity > 8 bytes. Don't
25828 generate reg+reg addressing for such data.
25830 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25832 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25833 strings when optimizing for size, unless the target cares about
25836 2008-02-22 Tom Tromey <tromey@redhat.com>
25838 * regclass.c (current_pass): Remove declaration.
25840 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25842 * config/avr/libgcc.S (__RAMPZ__): Define.
25843 (__do_copy_data): Add for devices with 128KB code memory.
25845 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25847 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25849 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25851 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25853 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25856 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25859 * c-typeck.c (build_binary_op): Warn about floating point
25860 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25862 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25865 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25866 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25868 (rs6000_override_options): Set altivec_abi as default, not override,
25869 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25870 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25871 is used; use new member spe_abi.
25872 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25873 spe_abi and altivec_abi.
25875 2008-02-22 Tomas Bily <tbily@suse.cz>
25877 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25879 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25882 * config.build (build_file_translate): Set to `CMD //c' only if
25884 * Makefile.in (build_file_translate): Improve comment.
25886 2008-02-21 Jan Hubicka <jh@suse.cz>
25888 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25889 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25890 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25892 2008-02-21 Michael Matz <matz@suse.de>
25895 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25897 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25899 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25900 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25901 as insn constraint.
25902 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25903 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25904 SSE_VEC_FLOAT_MODE_P as insn constraint.
25905 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25906 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25907 sse4a_movntdf using MODEF mode iterator.
25908 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25909 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25910 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25911 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25912 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25913 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25914 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25916 2008-02-21 Richard Guenther <rguenther@suse.de>
25918 * tree.def (PAREN_EXPR): New tree code.
25919 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25921 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25922 * expr.c (expand_expr_real_1): Likewise.
25923 * tree-inline.c (estimate_num_insns_1): Likewise.
25924 * tree-complex.c (expand_complex_move): Likewise.
25925 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25928 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25931 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25933 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25936 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25938 * config/sh/sh.c (find_barrier): Don't go past
25939 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25941 2008-02-20 DJ Delorie <dj@redhat.com>
25943 * config/h8300/h8300.md (insv): Force source operand to be a register.
25945 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25946 as a jump, not as a plain insn.
25948 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25950 * doc/invoke.texi (Warning Options): Add new option
25951 -Wframe-larger-than=.
25952 (-Wframe-larger-than): Document.
25954 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25955 Add declarations for new option variables.
25957 * final.c (final_start_function): Check the frame size
25958 before emission and issue a Wframe-larger-than warning.
25960 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25961 Add definitions for new option variables.
25962 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25964 * common.opt (Wframe-larger-than=): New option.
25966 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25968 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25969 (<sse>_div<mode>3): Ditto.
25970 (<sse>_vmdiv<mode>3): Ditto.
25971 (<sse>_vmsqrt<mode>2): Ditto.
25972 (*smax<mode>3): Ditto.
25973 (sse5_frcz<mode>2): Ditto.
25974 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25975 as insn constraint.
25977 2008-02-20 Richard Guenther <rguenther@suse.de>
25979 PR middle-end/35265
25980 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25981 be happy with INTEGRAL_TYPE_P.
25983 2008-02-20 Richard Guenther <rguenther@suse.de>
25985 * fold-const.c (split_tree): Associate floatig-point expressions
25986 if flag_associative_math is set.
25988 2008-02-20 Richard Guenther <rguenther@suse.de>
25990 * tree.h (fold_real_zero_addition_p): Declare.
25991 * fold-const.c (fold_real_zero_addition_p): Export.
25992 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25993 floating-point operations with zero and one.
25995 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25997 * doc/install.texi: Correct references to CFLAGS, replacing them
25998 with BOOT_CFLAGS. Document flags used during bootstrap for
26001 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26003 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26004 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26005 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26007 (smin<mode>3): Ditto from similar patterns.
26008 (smax<mode>3): Ditto.
26009 (*ieee_smin<mode>3): Ditto.
26010 (*ieee_smax<mode>3): Ditto.
26011 * config/i386/sse.md (sse): New mode attribute.
26012 (mov<mode>): Macroize expander from movv4sf and movv2df using
26013 SSEMODEF2P mode iterator.
26014 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26015 SSE_VEC_FLOAT_MODE_P as insn constraint.
26016 (storent<mode>): Ditto.
26017 (storent<mode>): Macroize expander from storentsf and storentdf using
26018 MODEF mode iterator.
26019 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26020 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26021 (abs<mode>2): Ditto from similar patterns.
26022 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26023 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26024 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26025 (<sse>_vmsqrt<mode>2): Ditto.
26026 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26027 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26028 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26029 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26030 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26031 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26032 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26034 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26035 iterator and SSE_FLOAT_MODE_P as insn constraint.
26036 (<sse>_ucomi): Ditto from similar patterns.
26037 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26038 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26039 SSE_VEC_FLOAT_MODE_P as insn constraint.
26040 (vcond<mode>): Ditto from similar patterns.
26041 (and<mode>3, *and<mode>3): Ditto.
26042 (<sse>_nand<mode>3): Ditto.
26043 (ior<mode>3, *ior<mode>3): Ditto.
26044 (xor<mode>3, *xor<mode>3): Ditto.
26045 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26046 iterator and SSE_FLOAT_MODE_P as insn constraint.
26047 (*nand<mode>3): Ditto from similar patterns.
26048 (*ior<mode>3): Ditto.
26049 (*xor<mode>3): Ditto.
26051 2008-02-20 Ira Rosen <irar@il.ibm.com>
26053 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26054 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26055 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26057 2008-02-19 Jan Hubicka <jh@suse.cz>
26059 * predict.c (tree_bb_level_predictions): Remove variable next
26060 mistakely introduced by previous commit.
26062 2008-02-19 Jan Hubicka <jh@suse.cz>
26064 * predict.c (predict_paths_leading_to): Rewrite.
26065 (predict_paths_for_bb): New.
26066 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26068 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26071 * Makefile.in (build_file_translate): New.
26072 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26073 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26074 * configure.ac (build_file_translate): Substitute it.
26075 * configure: Regenerate.
26077 2008-02-19 Jan Hubicka <jh@suse.cz>
26079 PR rtl-optimization/34408
26080 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26083 2008-02-19 Jan Hubicka <jh@suse.cz>
26085 PR middle-end/28779
26086 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26089 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26092 * config/i386/i386-modes.def: Revert the last DI alignment
26093 change until Ada people can look into it.
26095 2008-02-19 Nick Clifton <nickc@redhat.com>
26097 * opts.c (print_specific_help): Fix typo in --help text.
26099 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26102 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26103 32-bit inline asm without asm alternatives for host GCC < 3.0.
26105 2008-02-19 Richard Guenther <rguenther@suse.de>
26107 PR tree-optimization/34989
26108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26109 Allow propagation to INDIRECT_REF if we can simplify only.
26111 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26113 * c-common.c (warn_for_collisions_1): Use appropriate option when
26116 2008-02-19 Nick Clifton <nickc@redhat.com>
26119 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26120 (handle_options): Fix indentation.
26121 (print_filtered_help): If no language-specific options were
26122 displayed tell the user how to list all the options supported by
26123 the language's front-end.
26124 (print_specific_help): Fix indentation and remove duplicate line.
26125 (common_handle_option): Handle the -v option.
26126 For --help enable the display of undocumented options if the -v
26127 switch has been included on the command line.
26128 For --help= check for overlaps in the arguments between the option
26129 classes and the language names and issue a warning when they
26130 cannot be disambiguated.
26131 * c.opt (v): Pass on to the common option handler.
26133 2008-02-19 Revital Eres <eres@il.ibm.com>
26135 * modulo-sched.c (sms_schedule): Change dump message when
26136 create_ddg function fails.
26137 (try_scheduling_node_in_cycle): Rename row to cycle.
26138 (print_partial_schedule): Rename CYCLE to ROW.
26140 2008-02-19 Christian Bruel <christian.bruel@st.com>
26141 Zdenek Dvorak <ook@ucw.cz>
26143 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26145 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26148 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26149 (*x86_movdicc_0_m1_se): Ditto.
26151 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26153 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26154 (CMPtype): Define as __gcc_CMPtype.
26155 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26156 (CMPtype): Define as __gcc_CMPtype.
26158 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26160 Support valgrind 3.3 for --enable-checking=valgrind.
26161 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26163 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26164 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26165 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26166 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26167 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26168 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26169 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26171 * ggc-zone.c: Similar.
26172 * ggc-page.c: Similar.
26174 2008-02-19 Paul Brook <paul@codesourcery.com>
26177 * config/arm/ieee754-df.S: Fix do_it typo.
26178 * config/arm/ieee754-sf.S: Fix do_it typo.
26180 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26183 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26184 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26185 (OPTION_MASK_ISA_SSE_SET): Likewise.
26186 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26187 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26188 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26189 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26190 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26191 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26192 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26193 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26194 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26195 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26196 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26197 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26198 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26199 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26200 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26201 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26202 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26203 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26204 (OPTION_MASK_ISA_SSE4): Removed.
26205 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26206 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26207 (override_options): Don't turn on implied SSE/MMX bits in
26210 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26212 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26215 2008-02-18 Joey Ye <joey.ye@intel.com>
26217 PR middle-end/34921
26218 * tree-nested.c (insert_field_into_struct): Set type alignment
26219 to field alignment if the former is less than the latter.
26221 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26223 * BASE-VER: Set to 4.4.0.
26225 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26227 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26228 * doc/cfg.texi: Likewise.
26229 * doc/extend.texi: Likewise.
26230 * doc/gty.texi: Likewise.
26231 * doc/invoke.texi: Likewise.
26232 * doc/loop.texi: Likewise.
26233 * doc/md.texi: Likewise.
26234 * doc/passes.texi: Likewise.
26235 * doc/rtl.texi: Likewise.
26236 * doc/sourcebuild.texi: Likewise.
26237 * doc/tm.texi: Likewise.
26238 * doc/tree-ssa.texi: Likewise.
26240 2008-02-17 Richard Guenther <rguenther@suse.de>
26242 PR middle-end/35227
26243 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26244 without default definition.
26246 2008-02-17 Richard Guenther <rguenther@suse.de>
26248 PR tree-optimization/35231
26249 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26252 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26255 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26256 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26257 libgcc_cmp_return mode.
26259 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26262 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26264 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26266 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26269 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26271 * doc/c-tree.texi: Use `@.' where appropriate.
26272 * doc/extend.texi: Likewise.
26273 * doc/install.texi: Likewise.
26274 * doc/invoke.texi: Likewise.
26275 * doc/loop.texi: Likewise.
26276 * doc/makefile.texi: Likewise.
26277 * doc/md.texi: Likewise.
26278 * doc/passes.texi: Likewise.
26279 * doc/standards.texi: Likewise.
26280 * doc/tm.texi: Likewise.
26282 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26284 PR middle-end/35196
26285 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26287 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26288 rather than in entry_bb.
26290 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26292 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26293 libgcc_cmp_return mode.
26295 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26297 PR middle-end/35130
26298 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26299 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26301 2008-02-15 Richard Guenther <rguenther@suse.de>
26302 Zdenek Dvorak <ook@ucw.cz>
26304 PR tree-optimization/35164
26305 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26306 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26307 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26308 Only propagate addresses which do not have abnormal SSA_NAMEs
26311 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26314 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26316 2008-02-15 Jan Hubicka <jh@suse.cz>
26318 PR middle-end/35149
26319 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26321 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26323 PR middle-end/34621
26324 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26325 when calculating alignment_pad.
26327 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26329 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26330 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26331 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26332 and STACK_BOUNDARY define.
26334 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26336 PR preprocessor/35061
26337 * c-pragma.c (handle_pragma_pop_macro): Check that
26338 pushed_macro_table has been allocated.
26340 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26342 PR middle-end/35136
26343 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26344 (force_gimple_operand): Likewise.
26345 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26346 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26347 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26348 (find_interesting_uses_address): Check addressability and alignment
26349 of the base expression only after substituting bases of IVs into it.
26351 2008-02-14 Michael Matz <matz@suse.de>
26354 * function.c (instantiate_virtual_regs_in_insn): Reload address
26355 before falling back to reloading the whole operand.
26357 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26359 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26360 before the first section switch note.
26362 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26364 * doc/bugreport.texi: Update copyright years.
26365 * doc/c-tree.texi: Likewise.
26366 * doc/cfg.texi: Likewise.
26367 * doc/cpp.texi: Likewise.
26368 * doc/cppinternals.texi: Likewise.
26369 * doc/fragments.texi: Likewise.
26370 * doc/frontends.texi: Likewise.
26371 * doc/gcc.texi: Likewise.
26372 * doc/gty.texi: Likewise.
26373 * doc/hostconfig.texi: Likewise.
26374 * doc/implement-c.texi: Likewise.
26375 * doc/libgcc.texi: Likewise.
26376 * doc/loop.texi: Likewise.
26377 * doc/makefile.texi: Likewise.
26378 * doc/options.texi: Likewise.
26379 * doc/passes.texi: Likewise.
26380 * doc/rtl.texi: Likewise.
26381 * doc/sourcebuild.texi: Likewise.
26382 * doc/standards.texi: Likewise.
26383 * doc/tree-ssa.texi: Likewise.
26384 * doc/trouble.texi: Likewise.
26386 * doc/extend.texi: Use @: or add comma where appropriate.
26387 * doc/invoke.texi: Likewise.
26388 * doc/tm.texi: Likewise.
26390 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26393 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26396 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26398 * doc/md.texi (clz, ctz): Add reference.
26399 * doc/rtl.texi (clz, ctz): Likewise.
26401 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26404 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26407 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26409 * config/s390/s390.c (struct constant_pool): New field
26410 emit_pool_after added.
26411 (s390_mainpool_start): Set the emit_pool_after flag according
26412 to the section switch notes.
26413 (s390_mainpool_finish): Consider emit_pool_after when emitting
26414 the literal pool at the end of the function.
26415 (s390_chunkify_start): Force literal pool splits at section
26418 2008-02-13 Michael Matz <matz@suse.de>
26421 * var-tracking.c (clobber_variable_part): Correctly traverse the
26424 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26427 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26428 Add -fdump-ipa-inline.
26429 * tree-dump.c (dump_files): Remove tree-inlined dump.
26430 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26432 2008-02-12 Richard Guenther <rguenther@suse.de>
26434 PR tree-optimization/35171
26435 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26438 2008-02-12 Richard Guenther <rguenther@suse.de>
26440 PR middle-end/35163
26441 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26442 value-preserving mode. Disallow final truncation.
26444 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26446 PR middle-end/35136
26447 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26448 code from here to...
26449 (force_gimple_operand): ...here.
26451 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26454 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26455 non-compatible pointers.
26456 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26457 different FIELD_DECLs, try harder by comparing field offsets, sizes
26460 PR inline-asm/35160
26461 * function.c (match_asm_constraints_1): Don't replace the same input
26464 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26466 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26467 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26468 (expand_epilogue): Restore RAMPZ register.
26469 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26471 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26473 * config/i386/cygwin.asm: (__alloca): Correct calling
26474 convention and alignment.
26475 (__chkstk): Force 8 byte stack alignment.
26477 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26478 Richard Guenther <rguenther@suse.de>
26480 PR tree-optimization/33992
26481 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26482 the zero we compare against.
26484 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26486 PR libfortran/35063
26487 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26488 to CloseHandle after unlocking to prevent accumulation of handle
26491 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26493 PR middle_end/34150
26494 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26495 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26496 and update LABEL_NUSES during and after reload.
26498 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26500 PR middle-end/34627
26501 * combine.c (simplify_if_then_else): Make sure the comparison is
26502 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26504 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26507 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26508 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26509 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26510 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26511 * tree.h (get_type_static_bounds): Likewise.
26513 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26515 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26516 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26517 Make -Wfoo language annotations match what the compiler outputs.
26519 2008-02-08 Sa Liu <saliu@de.ibm.com>
26521 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26522 intrinsics spu_convts, spu_convtu, spu_convtf.
26524 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26526 * doc/extend.texi (Function Attributes) <noinline>: Mention
26527 asm ("") as method to keep calls.
26529 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26532 * doc/options.texi (Options): Replace references to opts.sh with
26534 * opts-common.c: Likewise.
26535 * optc-gen.awk: Likewise.
26537 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26539 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26541 2008-02-07 Richard Henderson <rth@redhat.com>
26544 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26545 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26548 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26550 PR tree-optimization/35085
26551 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26552 for operand entry oe2 in addition to operand entry oe3 in order to
26553 expose more opportunities for vectorizer sum reduction.
26555 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26558 * Makefile.in (LIBS): Remove $(GMPLIBS).
26559 (cc1-dummy, cc1): Add $(GMPLIBS).
26561 2008-02-06 Jan Hubicka <jh@suse.cz>
26564 * i386.md (moddf_integer): Do not produce partial memory stalls for
26565 targets where it hurts.
26567 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26570 * optabs.c (expand_float): Do not check for decimal modes when
26571 expanding unsigned integer through signed conversion.
26573 2008-02-06 Nick Clifton <nickc@redhat.com>
26575 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26576 inside the clobber with a match_operand and duplicated operand
26577 number in the constraint.
26578 (ineqbranchsi): Delete redundant comment.
26580 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26582 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26583 builtin_define ("__USE_INIT_FINI__").
26584 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26586 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26588 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26590 PR documentation/30330
26591 * doc/invoke.texi (C++ Dialect Options)
26592 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26593 For each warning option -Wfoo that allows -Wno-foo, ensure both
26594 -Wfoo and -Wno-foo are listed in the option index. Fix index
26595 entry of -Wswitch-default, index -Wnormalized= including the
26596 `=', and -Wlarger-than-@var{len} including @var{len}.
26598 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26600 * config/i386/i386.md (floatunssisf2): Use
26601 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26602 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26603 Macroize expander using MODEF mode iterator.
26605 2008-02-05 Diego Novillo <dnovillo@google.com>
26607 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26610 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26612 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26615 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26617 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26620 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26621 to indicate if a message should be generated.
26622 (init_cumulative_args): Updated.
26623 (function_value_32): Likewise.
26625 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26627 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26629 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26632 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26633 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26635 2008-02-04 Diego Novillo <dnovillo@google.com>
26637 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26640 * tree-vrp.c (vrp_evaluate_conditional): With
26641 -Wtype-limits, emit a warning when comparing against a
26642 constant outside the natural range of OP0's type.
26644 2008-02-04 Richard Guenther <rguenther@suse.de>
26646 PR middle-end/33631
26647 * expr.c (count_type_elements): Give for unions instead of
26650 2008-02-04 Richard Guenther <rguenther@suse.de>
26652 PR middle-end/35043
26653 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26654 to TYPE_DOMAINs base type instead of using bitsizetype here.
26656 2008-02-03 Jason Merrill <jason@redhat.com>
26658 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26660 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26663 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26664 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26665 (RS/6000 and PowerPC Options): Fix typos and markup.
26666 * doc/passes.texi (Tree-SSA passes): Likewise.
26668 2008-02-02 Michael Matz <matz@suse.de>
26671 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26672 from record_last_reg_set_info.
26673 (record_last_reg_set_info): Take an RTX argument, iterate over all
26674 constituent hardregs.
26675 (record_last_set_info, record_opr_changes): Change calls to
26676 new signature or to record_last_reg_set_info_regno.
26678 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26680 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26682 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26684 PR rtl-optimization/34773
26685 * reg-notes.def (EQUAL): Mention significance of combination of
26686 REG_EQUAL and REG_RETVAL.
26687 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26688 insn that has a REG_RETVAL.
26690 2008-02-01 Roger Sayle <roger@eyesopen.com>
26693 * configure.ac (--enable-fixed-point): Disable unless explicitly
26695 * configure: Regenerate.
26697 2008-02-01 Richard Guenther <rguenther@suse.de>
26700 * invoke.texi (-finline-limit): Remove no longer true parts
26701 of the documentation. Note that there is no default value.
26703 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26704 Mark Mitchell <mark@codesourcery.com>
26705 Ben Elliston <bje@au.ibm.com>
26708 * doc/extend.texi (Other Builtins): Document.
26710 2008-01-31 Tom Browder <tom.browder@gmail.com>
26712 * doc/c-tree.texi (Types): Fix grammar.
26713 (Expression trees): Ditto.
26714 * doc/passes.texi (Tree-SSA passes): Ditto.
26716 * doc/configterms.texi (Configure Terms): Fix typo.
26717 * doc/cpp.texi (Common Predefined Macros): Ditto.
26718 * doc/md.texi (Machine Constraints): Ditto.
26720 * doc/makefile.texi (Makefile): Add comma.
26722 2008-01-31 Tom Browder <tom.browder@gmail.com>
26723 Gerald Pfeifer <gerald@pfeifer.com>
26725 * doc/sourcebuild.texi (Front End): Remove references to CVS
26726 and CVSROOT/modules.
26727 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26728 (Back End): Remove reference to CVS.
26730 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26733 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26735 (mips16_gp_pseudo_reg): ...here.
26736 * config/mips/mips.md (load_const_gp): Replace with...
26737 (load_const_gp_<mode>): ...this :P-based insn.
26739 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26741 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26742 options. Minor fixes.
26743 (-std): Move reference to standards closer to where language
26744 standards are first mentioned.
26746 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26748 PR rtl-optimization/34995
26749 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26750 parameter and return a bool. If the rtx parameter is nonnull,
26751 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26752 (find_reloads): Update call accordingly. Pass the new operand
26753 if it needed no address reloads, otherwise pass null.
26755 2008-01-30 Richard Henderson <rth@redhat.com>
26758 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26759 for unbounded arrays.
26761 2008-01-30 Silvius Rus <rus@google.com>
26763 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26765 2008-01-30 Jan Hubicka <jh@suse.cz>
26768 * i386.c (init_cumulative_args): Use real function declaration when
26771 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26773 PR rtl-optimization/34998
26774 * global.c (build_insn_chain): Treat non-subreg_lowpart
26775 SUBREGs of pseudos as clobbering all the words covered by the
26776 SUBREG, not just all the bytes.
26777 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26778 original df_ref rather than an extract parameter.
26779 (global_conflicts): Update call accordingly.
26781 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26783 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26784 the overflow check to make it easier to read.
26785 (__fixtfdi): Change the type of the ll member in union
26786 long_double to UDItype_x.
26788 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26790 PR middle-end/34969
26791 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26792 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26793 * tree-inline.c (fold_marked_statements): Call
26794 cgraph_update_edges_for_call_stmt if folding a call statement.
26795 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26796 debug_generic_stmt calls, reset it back afterwards.
26799 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26801 * c-typeck.c (build_external_ref): Don't pedwarn about
26802 static vars in current function's scope.
26804 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26806 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26808 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26811 * ipa-struct-reorg.c: Fix spelling.
26812 * params.def: Ditto.
26814 2008-01-29 Richard Guenther <rguenther@suse.de>
26816 PR middle-end/35006
26817 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26819 * tree-inline.c (remap_type): Increment remapping_type_depth
26820 around remapping types.
26821 (copy_body_r): Only add referenced variables if they are referenced
26822 from code, not types.
26824 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26835 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26836 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26838 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26841 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26842 pointer for tiny stack.
26844 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26846 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26848 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26850 * config/vx-common.h: Fix typo in comment.
26852 2008-01-28 Ian Lance Taylor <iant@google.com>
26856 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26857 coalesce pointers if they have different DECL_NO_TBAA_P values.
26858 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26859 between variables with different DECL_NO_TBAA_P values.
26861 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26864 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26865 are not legitimate small data references on SPE targets.
26867 2008-01-28 David Daney <ddaney@avtrex.com>
26869 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26871 2008-01-28 David Daney <ddaney@avtrex.com>
26873 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26875 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26877 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26878 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26879 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26880 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26881 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26882 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26883 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26884 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26886 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26888 * basic-block.h (condjump_equiv_p): Fix comment.
26890 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26892 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26893 print_generic_stmt_indented): Fix comment.
26895 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26897 * configure.ac (__stack_chk_fail): Add detecion for availability
26898 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26899 * configure: Regenerate.
26901 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26903 PR middle-end/34688
26904 * final.c (output_addr_const): Handle TRUNCATE.
26906 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26909 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26910 (zero_cost, infinite_cost): New constants.
26911 (struct cost_pair): Change type of cost to comp_cost.
26912 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26913 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26915 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26916 split_address_cost, ptr_difference_cost, difference_cost,
26917 get_computation_cost_at, get_computation_cost,
26918 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26919 determine_use_iv_cost_condition, determine_use_iv_costs,
26920 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26921 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26922 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26923 Change type of cost to comp_cost.
26924 (determine_iv_cost): Increase cost of non-original ivs, instead
26925 of decreasing the cost of original ones.
26926 (get_address_cost): Indicate the complexity of the addressing mode
26928 (try_add_cand_for): Prefer using ivs not specific to some object.
26929 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26931 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26932 Janis Johnson <janis187@us.ibm.com>
26935 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26936 (TARGET_INSTANTIATE_DECLS): Likewise.
26937 * target.h (expand_to_rtl_hook): New target hook.
26938 (instantiate_decls): Likewise.
26939 * function.c (instantiate_decl): Make non-static. Rename to...
26940 (instantiate_decl_rtl): ... this.
26941 (instantiate_expr): Use instantiate_decl_rtl.
26942 (instantiate_decls_1): Likewise.
26943 (instantiate_decls): Likewise.
26944 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26945 * function.h (instantiate_decl_rtl): Add prototype.
26946 * cfgexpand.c (target.h): New include.
26947 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26948 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26949 (TARGET_INSTANTIATE_DECLS): Likewise.
26950 (TARGET_INITIALIZER): New target hooks added.
26951 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26953 * config/rs6000/rs6000.c (tree-flow.h): New include.
26954 (machine_function): Add sdmode_stack_slot field.
26955 (rs6000_alloc_sdmode_stack_slot): New function.
26956 (rs6000_instantiate_decls): Likewise.
26957 (rs6000_secondary_memory_needed_rtx): Likewise.
26958 (rs6000_check_sdmode): Likewise.
26959 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26960 (TARGET_INSTANTIATE_DECLS): Likewise.
26961 (rs6000_hard_regno_mode_ok): Allow SDmode.
26962 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26963 (rs6000_emit_move): Handle SDmode.
26964 (function_arg_advance): Likewise.
26965 (function_arg): Likewise.
26966 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26967 SDmode var args for 32-bit compiles.
26968 (rs6000_secondary_reload_class): Handle SDmode.
26969 (rs6000_output_function_epilogue): Likewise.
26970 (rs6000_function_value): Simplify if statement.
26971 (rs6000_libcall_value): Likewise.
26972 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26973 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26974 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26975 (movsd_hardfloat): New define_insn.
26976 (movsd_softfloat): Likewise.
26977 (movsd_store): Likewise.
26978 (movsd_load): Likewise.
26979 (extendsddd2): Likewise.
26980 (extendsdtd2): Likewise.
26981 (truncddsd2): Likewise.
26982 (movdd_hardfloat64): Fixup comment.
26983 (UNSPEC_MOVSD_LOAD): New constant.
26984 (UNSPEC_MOVSD_STORE): Likewise.
26986 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26989 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26991 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26992 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26993 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26994 and TRUTH_XOR_EXPR.
26996 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26999 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27000 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27001 __LONGDOUBLE128 too.
27002 * config/rs6000/aix61.h: New file.
27004 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27006 PR rtl-optimization/34959
27007 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27008 popcount and parity rtxes the same mode as their operand.
27009 Truncate or extend the result to the return value's mode
27012 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27015 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27016 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27017 to GOT_VERSION_REGNUM.
27018 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27019 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27020 * config/mips/mips.c (mips_emit_call_insn): New function.
27021 (mips_call_tls_get_addr): Call mips_expand_call directly.
27022 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27024 (mips16_build_call_stub): Likewise. Return the call insn or null.
27025 (mips_expand_call): Update the call to mips16_build_call_stub
27026 accordingly and a remove redundant condition. Assert that MIPS16
27027 stubs do not use lazy binding. Use mips_emit_call_insn and return
27029 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27031 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27032 (mips_avoid_hazard): Remove hazard_set handling.
27033 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27034 (UNSPEC_RESTORE_GP): ...this.
27035 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27036 (FAKE_CALL_REGNO): Rename to...
27037 (GOT_VERSION_REGNUM): ...this.
27038 (type): Add "ghost" value. Add an associated insn reservation.
27039 (hazard_set): Remove.
27040 (exception_receiver): Rename to...
27041 (restore_gp): ...this and update the unspec identifier accordingly.
27042 (exception_receiver, nonlocal_got_receiver): New expanders.
27043 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27044 FAKE_CALL_REGNO. Remove hazard_set attribute.
27045 (set_got_version, update_got_version): New patterns.
27047 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27050 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27052 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27055 * doc/install.texi2html: Generate gcc-vers.texi.
27057 2008-01-25 DJ Delorie <dj@redhat.com>
27059 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27061 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27063 * config/c4x: Remove directory.
27064 * config.gcc (crx-*, mt-*): Mark obsolete.
27065 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27066 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27067 sh-*-rtemscoff*): Remove cases.
27068 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27069 * real.c (encode_c4x_single, decode_c4x_single,
27070 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27071 c4x_extended_format): Remove.
27072 * real.h (c4x_single_format, c4x_extended_format): Remove.
27073 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27075 (Pragmas): Remove comment about c4x pragmas.
27076 * doc/install.texi (c4x): Remove target-specific instructions.
27077 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27078 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27079 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27080 refer to C4x source files as examples.
27081 (C4X_FLOAT_FORMAT): Remove documentation.
27083 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27085 * config/bfin/bfin.c (override_options): Reorder tests so that
27086 flag_pic gets enabled for -msep-data.
27088 2008-01-25 Richard Guenther <rguenther@suse.de>
27090 PR middle-end/32244
27091 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27092 to its bitfield precision if required.
27094 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27096 PR middle-end/33880
27097 * tree-nested.c (walk_omp_for): New function.
27098 (convert_nonlocal_reference, convert_local_reference): Call
27099 walk_omp_for on OMP_FOR.
27100 (convert_call_expr): Call walk_body on OMP_FOR's
27101 OMP_FOR_PRE_INIT_BODY.
27103 2008-01-25 Richard Guenther <rguenther@suse.de>
27105 PR tree-optimization/34966
27106 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27107 default defs and PHI_NODEs we have to insert after the
27108 defining statement.
27110 2008-01-24 Nick Clifton <nickc@redhat.com>
27112 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27113 Provide a default definition.
27114 (LIBGCC2_UNITS_PER_WORD): Likewise.
27116 * config/stormy16/stormy16.c: Include df.h for the prototype
27117 for df_regs_ever_live_p.
27118 (xstormy16_expand_builtin_va_start): Convert the stack offset
27119 into a component_ref and then use POINTER_PLUS_EXPR to add it
27120 to the incoming_virtual_args_rtx.
27121 (xstormy16_gimplify_va_arg_expr): Rename to
27122 xstormy16_gimplify_va_arg_expr.
27123 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27124 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27125 xstormy16_gimplify_va_arg_expr.
27126 Fix up some formatting issues.
27128 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27129 Move to predicates.md.
27130 (xs_hi_general_operand): Likewise.
27131 (xs_hi_nonmemory_operand): Likewise.
27132 * config/stormy16/predicates.md:
27133 (xstormy16_carry_plus_operand): New predicate.
27134 (xs_hi_general_operand): New predicate.
27135 (xs_hi_nonmemory_operand): New predicate.
27136 * config/stormy16/stormy16-protos.h:
27137 (xstormy16_carry_plus_operand): Delete prototype.
27138 (xs_hi_general_operand): Likewise.
27139 (xs_hi_nonmemory_operand): Likewise.
27141 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27142 modifiers as they are no longer needed and they can trigger
27143 reload spill failures.
27145 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27146 with a match_operand in order to help reload.
27148 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27149 constraint with 'e' for the 8th alternative as this version of
27150 the mov.w instruction only accepts the lower 8 registers.
27152 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27155 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27156 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27159 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27161 PR middle-end/33333
27162 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27164 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27166 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27168 (remove_structure): Update allocations list before removing structure.
27170 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27172 * ipa-struct-reorg.c (is_safe_cond_expr,
27173 create_new_stmts_for_cond_expr): Use integer_zerop function,
27174 that recognize not only zero-pointer, but zero-integer too.
27176 2008-01-25 Ben Elliston <bje@au.ibm.com>
27179 * fixproto: Escape "." in sed expression that strips leading "./".
27181 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27184 * gcc.c (SWITCH_OK): Removed.
27185 (SWITCH_LIVE): Changed to bit.
27186 (SWITCH_FALSE): Likewise.
27187 (SWITCH_IGNORE): Likewise.
27188 (switchstr): Change live_cond to unsigned int.
27189 (process_command): Replace SWITCH_OK with 0.
27190 (do_self_spec): Likewise.
27191 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27192 (give_switch): Likewise.
27193 (used_arg): Likewise.
27194 (do_spec_1): Set the SWITCH_IGNORE bit.
27195 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27196 bits. Set the SWITCH_LIVE bit.
27198 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27200 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27202 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27204 PR tree-optimization/34472
27205 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27206 parameter to a "bool *" and set *DATA to false if there is
27207 an unsafe access. Do not delete the structure here.
27208 (check_cond_exprs): Delete it here instead.
27209 (check_cond_exprs, exclude_cold_structs): Do not increase
27210 I when removing a structure.
27212 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27215 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27216 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27218 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27220 PR middle-end/34934
27221 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27222 a fixed vector for stack.
27224 2008-01-24 Ben Elliston <bje@au.ibm.com>
27227 * doc/gcc.texi (Software development): Add a direntry for g++.
27229 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27231 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27232 stale and straggling -fforce-addr comments above.
27234 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27236 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27237 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27239 2008-01-23 Michael Matz <matz@suse.de>
27242 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27245 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27247 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27248 malloc result type.
27250 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27252 * config/avr/avr.c (avr_current_arch): New variable.
27253 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27254 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27255 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27256 (avr_override_options): Init 'avr_current_arch'.
27257 (base_arch_s): Move from here...
27258 * config/avr/avr.h (base_arch_s): ... here. Add new members
27259 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27260 'mega' to 'have_jmp_call'.
27261 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27262 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27264 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27266 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27267 MULTILIB_MATCHES): Ditto.
27269 2008-01-23 Richard Guenther <rguenther@suse.de>
27271 PR middle-end/31529
27272 * cgraphunit.c (cgraph_reset_node): Always mark the node
27273 not reachable if it is not queued already.
27275 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27277 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27278 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27279 (cputype_selected): New static variable.
27280 (bfin_handle_option): Set it if -mcpu is used.
27281 (override_option): Select default set of workarounds if no cpu type
27282 selected on the command line.
27283 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27285 From Michael Frysinger <michael.frysinger@analog.com>
27286 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27287 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27289 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27290 for bf547, bf523, bf524, and bf526.
27291 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27293 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27294 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27295 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27296 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27297 * doc/invoke.texi (Blackfin Options): Document that
27298 -mcpu now accept bf547, bf523, bf524, and bf526.
27300 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27302 PR rtl-optimization/34628
27303 * combine.c (try_combine): Stop and undo after the first combination
27304 if an autoincrement side-effect on the first insn has effectively
27307 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27310 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27311 Offset addresses are not valid for Altivec or paired float modes.
27313 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27316 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27317 if DECL_INITIAL (decl) is error_mark_node.
27320 * c-common.c (handle_vector_size_attribute): Only allow
27321 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27322 the same way as pointer, array etc. types.
27323 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27326 * tree.c (build_type_attribute_qual_variant): Call
27327 build_qualified_type if attributes are equal, but quals are not.
27329 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27332 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27333 * flags.h (warn_strict_aliasing): Remove.
27334 (warn_strict_overflow): Remove.
27335 * opts.c (warn_strict_aliasing): Remove.
27336 (warn_strict_overflow): Remove.
27337 * c-opts.c (c_common_handle_option): -Wall only sets
27338 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27339 (c_common_post_options): Give default values to -Wstrict-aliasing
27340 and -Wstrict-overflow if they are uninitialized.
27341 * common.opt (Wstrict-aliasing): Specify Var and Init.
27342 (Wstrict-overflow): Likewise.
27344 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27346 PR rtl-optimization/26854
27347 PR rtl-optimization/34400
27348 PR rtl-optimization/34884
27349 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27351 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27352 (df_rd_bb_info.expanded_lr_out): Deleted
27353 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27354 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27355 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27356 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27357 Removed code to allocate, initialize or free expanded_lr_out.
27358 (df_rd_bb_local_compute_process_def): Restructured to make more
27360 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27361 sets if the sets are being trimmed.
27363 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27366 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27367 (as_vers): Likewise.
27368 * configure: Regenerated.
27370 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27372 PR middle-end/33092
27373 * tree-pass.h (pass_build_alias): New pass.
27374 * tree-ssa-alias.c (gate_build_alias): New.
27375 (pass_build_alias): New.
27376 * passes.c (init_optimization_passes): Add pass_build_alias after
27377 pass_create_structure_vars.
27379 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27381 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27382 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27383 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27384 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27385 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27386 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27387 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27388 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27389 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27390 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27391 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27392 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27393 * config/s390/s390.md (FP_ALL): New mode iterator.
27394 (_d): New mode attribute.
27395 ("*signbit<mode>2>"): Changed mode of first operand.
27396 ("isinf<mode>2"): Changed mode of first operand.
27397 ("*TDC_insn"): Adaptation for DFP modes.
27399 2008-01-22 Ben Elliston <bje@au.ibm.com>
27401 * tree.c (check_qualified_type): Improve function description.
27403 2008-01-21 Jason Merrill <jason@redhat.com>
27406 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27407 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27410 2008-01-21 DJ Delorie <dj@redhat.com>
27412 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27415 2008-01-21 Richard Guenther <rguenther@suse.de>
27417 PR middle-end/34856
27418 * tree-cfg.c (verify_expr): Allow all invariant expressions
27419 instead of just constant class ones as reference argument.
27420 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27421 like any other constant.
27422 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27424 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27426 * regmove.c (fixup_match_1): Update call crossed frequencies.
27428 2008-01-21 Richard Guenther <rguenther@suse.de>
27431 * tree-inline.c (setup_one_parameter): Deal with mismatched
27432 types using a VIEW_CONVERT_EXPR.
27434 2008-01-21 Alon Dayan <alond@il.ibm.com>
27435 Olga Golovanevsky <olga@il.ibm.com>
27437 PR tree-optimization/34701
27438 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27439 when the structure size is not a power of 2.
27441 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27443 * doc/install.texi: Add doc for --enable-checking=df.
27445 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27447 PR rtl-optimization/34808
27448 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27450 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27452 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27455 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27457 PR rtl-optimization/26854
27458 PR rtl-optimization/34400
27459 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27461 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27462 (df_rd_bb_info.expanded_lr_out): New.
27463 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27464 * loop_iv.c (iv_analysis_loop_init): Ditto.
27465 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27466 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27467 Added code to allocate, initialize or free expanded_lr_out.
27468 (df_rd_bb_local_compute_process_def): Restructured to make
27469 more understandable.
27470 (df_rd_confluence_n): Add code to do nothing with fake edges and
27471 code to no apply invalidate_by_call sets if the sets are being trimmed.
27472 (df_lr_local_finalize): Renamed to df_lr_finalize.
27473 (df_live_local_finalize): Renamed to df_live_finalize.
27475 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27478 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27479 deciding whether to use reciprocal instructions.
27481 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27483 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27484 dwarf2out_note_section_used if cold_text_section is NULL.
27486 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27488 PR gcov-profile/34610
27489 * tree-cfg.c (make_edges): Mark both outgoing edges from
27490 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27491 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27492 from OMP_FOR and OMP_CONTINUE outgoing edges.
27494 * tree-profile.c (tree_profiling): Return early if
27495 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27497 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27498 from cfun to child_cfun.
27499 * function.h (struct function): Add after_tree_profile bit.
27501 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27503 * config/avr/avr.S (_exit): Disable interrupt.
27505 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27506 Steven Bosscher <stevenb.gcc@gmail.com>
27508 PR rtl-optimization/26854
27509 PR rtl-optimization/34400
27510 * df-problems.c (df_live_scratch): New scratch bitmap.
27511 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27512 (df_live_reset): Clear the proper bitmaps.
27513 (df_live_bb_local_compute): Only process the artificial defs once
27514 since the order is not important.
27515 (df_live_init): Init the df_live sets only with the variables
27516 found live by df_lr.
27517 (df_live_transfer_function): Use the df_lr sets to prune the
27518 df_live sets as they are being computed.
27519 (df_live_free): Free df_live_scratch.
27521 2008-01-18 Ian Lance Taylor <iant@google.com>
27523 * common.opt: Add fmerge-debug-strings.
27524 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27525 flag_merge_debug_strings rather than flag_merge_constants.
27526 * doc/invoke.texi (Option Summary): Mention
27527 -fmerge-debug-strings.
27528 (Debugging Options): Document -fmerge-debug-strings.
27530 2008-01-18 Ian Lance Taylor <iant@google.com>
27533 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27534 (struct tree_function_decl): Add new field operator_new_flag.
27535 * tree-inline.c (expand_call_inline): When inlining a call to
27536 operator new, force the return value to go into a variable, and
27537 set DECL_NO_TBAA_P on that variable.
27538 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27540 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27543 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27544 DWARF2_DEBUGGING_INFO.
27545 (dwarf2out_note_section_used): Ditto. Add prototype.
27546 (have_multiple_function_sections, text_section_used,
27547 cold_text_section_used, *cold_text_sections): Move declarations
27550 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27552 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27553 field and add signal_ra.
27554 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27555 assignments to frame state pc. Move end of stack check after
27556 MD_FALLBACK_FRAME_STATE_FOR.
27557 (uw_update_context_1): Use frame state signal_regs if set, instead
27558 of checking signal_frame flag.
27559 (uw_update_context): Use frame state signal_ra if set.
27560 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27561 * config/xtensa/linux-unwind.h: New file.
27563 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27565 * modulo-sched.c (get_sched_window): Fix comment typo.
27567 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27569 PR tree-optimization/34648
27570 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27572 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27574 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27575 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27577 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27579 PR rtl-optimization/34400
27580 * df-core.c (df_worklist_dataflow_overeager,
27581 df_worklist_dataflow_doublequeue): New functions.
27582 (df_worklist_dataflow): Two different worklist solvers.
27583 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27586 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27589 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27590 and ftree-parallelize-loops.
27592 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27594 PR rtl-optimization/34826
27595 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27597 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27599 * global.c (find_reg): Mark the eh regs as used if necessary.
27600 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27601 * ra.h (struct allocno): no_eh_reg field added. Changed
27602 no_stack_reg type to bitfield.
27604 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27606 * tree.c (substitute_in_expr): Add missing 'break'.
27608 2008-01-17 Richard Guenther <rguenther@suse.de>
27610 PR tree-optimization/34825
27611 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27612 x / x as division to handle.
27614 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27616 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27617 "-pthread" is specified.
27618 * pa-hpux11.h (LIB_SPEC): Likewise.
27620 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27621 Peter Bergner <bergner@vnet.ibm.com>
27623 PR rtl-optimization/33796
27624 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27626 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27628 PR libgfortran/34699
27629 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27631 * pa-hpux10.h (LINK_SPEC): Likewise.
27632 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27634 2008-01-16 Richard Guenther <rguenther@suse.de>
27636 PR middle-end/32628
27637 * fold-const.c (fold_convert_const_int_from_int): Do not
27638 set overflow if that occured only because of a sign extension
27639 change when converting from/to a sizetype with the same
27640 precision and signedness.
27642 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27645 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27646 location address to the correct place. Update copyright year.
27648 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27650 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27651 no dependences in the dependence_relations vector.
27653 2008-01-16 Jan Hubicka <jh@suse.cz>
27655 PR rtl-optimization/31396
27656 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27657 * cfg.c (dump_reg_info): Print it.
27658 * regs.h (struct reg_info_t): add freq_calls_crossed.
27659 (REG_FREQ_CALLS_CROSSED): New macro.
27660 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27661 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27662 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27663 regmove_optimize): Update call crossed frequencies.
27664 * local-alloc.c (struct qty): Add freq_calls_crossed.
27665 (alloc_qty): Copute freq_calls_crossed.
27666 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27667 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27668 * ra.h (struct allocno): Add freq_calls_crossed.
27670 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27672 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27673 libgomp when compiling with ftree-parallelize-loops.
27674 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27676 2008-01-16 Richard Guenther <rguenther@suse.de>
27678 PR tree-optimization/34769
27679 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27680 * tree.c (int_cst_value): Instead make this function more
27681 permissive in what it accepts as valid input. Document this
27682 function always sign-extends the value.
27684 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27685 Richard Guenther <rguenther@suse.de>
27688 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27689 (gimple_fold_indirect_ref_rhs): ... this.
27690 (gimple_fold_indirect_ref): New function with foldings
27691 that preserve lvalueness.
27692 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27693 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27694 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27695 to fold an INDIRECT_REF, fall back to the old use of
27696 fold_indirect_ref_1.
27698 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27700 * tree-data-ref.c (subscript_dependence_tester_1): Call
27701 free_conflict_function.
27702 (compute_self_dependence): Same.
27704 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27707 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27708 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27710 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27711 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27712 for DWARF2_UNWIND_INFO targets.
27714 2008-01-16 Richard Guenther <rguenther@suse.de>
27717 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27718 type qualifiers for function types.
27720 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27722 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27723 loop_iterator li from previous commit.
27725 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27727 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27729 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27731 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27732 (parallelize_loops): Don't parallelize irreducible components.
27734 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27737 * c-opts (c_common_post_options): Do not enable CPP
27738 flag_pedantic_errors by default.
27740 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27742 PR rtl-optimization/31944
27743 * cse.c (remove_pseudo_from_table): New function.
27744 (merge_equiv_classes): Use above function to remove pseudo-registers.
27745 (invalidate): Likewise.
27747 2008-01-13 Richard Guenther <rguenther@suse.de>
27749 PR middle-end/34601
27750 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27751 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27753 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27755 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27756 validate_change to unshare the source of the PC set.
27758 2008-01-12 Jan Hubicka <jh@suse.cz>
27760 PR middle-end/32135
27761 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27762 references above array bounds. This might trigger bounds checks for
27763 pointers to arrays.
27765 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27767 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27768 new_replaceable_dependencies.
27770 2008-01-12 Doug Kwan <dougkwan@google.com>
27772 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27773 instead of OPT_Wreturn_type in warning due to ignored return type
27775 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27776 options included in -Wextra.
27777 * c.opt: New option -Wignored_qualifiers.
27778 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27779 -Wignore_qualifiers.
27780 (-Wignored-qualifiers): Document.
27781 (-Wreturn-type): Remove description of functionality now handled
27782 by -Wignored-qualifiers.
27784 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27787 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27788 NOP_EXPR if it is between integral types with the same precision.
27790 2008-01-12 Jan Hubicka <jh@suse.cz>
27793 * invoke.texi (max-inline-recursive-depth): Fix default value.
27795 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27797 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27800 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27802 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27804 2008-01-11 James E. Wilson <wilson@specifix.com>
27807 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27809 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27811 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27812 save/restore frame pointer register and don't use 'call-prologues'
27813 optimization in function with "OS_task" attribute.
27815 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27817 PR middle-end/31309
27818 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27819 when copying to memory.
27821 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27823 PR rtl-optimization/30905
27824 * cfgcleanup.c: Include dce.h
27825 (crossjumps_occured): New global variable.
27826 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27827 If something changed, set crossjumps_occured to true.
27828 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27829 Don't add/remove fake edges to exit here...
27830 (cleanup_cfg): ...but do it here, when crossjumping.
27831 Run a fast DCE when successful crossjumps occured in the latest
27832 iteration of try_optimize_cfg.
27834 2008-01-11 Richard Guenther <rguenther@suse.de>
27836 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27837 (struct vn_unary_op_s): Likewise.
27838 (vn_reference_insert): Free old reference on hash collision.
27840 2008-01-10 Raksit Ashok <raksit@google.com>
27842 PR rtl-optimization/27971
27843 * combine.c (find_split_point): Split PLUS expressions which are
27844 inside a MEM rtx, and whose first operand is complex.
27846 2008-01-10 DJ Delorie <dj@redhat.com>
27848 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27849 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27850 (m32c_hard_regno_ok): Call the underlying function.
27852 2008-01-10 Richard Guenther <rguenther@suse.de>
27854 PR middle-end/34683
27855 * tree-cfg.c (tree_merge_blocks): Do not go through the
27856 full-blown folding and stmt updating path if we just deal
27857 with virtual operands.
27858 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27859 test for abnormal SSA_NAMEs.
27861 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27863 PR middle-end/34641
27864 * reload.c (push_reload): Add assertions. All constants from
27865 reg_equiv_constant should have been used for replacing the respective
27867 (find_reloads_address): Invoke find_reloads_address_part for
27868 constant taken from the reg_equiv_constant array.
27870 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27872 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27873 field (valnum) the first in the struct. Replace bools with
27876 2008-01-10 Richard Guenther <rguenther@suse.de>
27878 PR tree-optimization/34651
27879 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27880 types and ordering for masking and converting.
27882 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27884 PR tree-optimization/34017
27885 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27886 also for PHI_NODE expressions.
27888 2008-01-09 Jan Hubicka <jh@suse.cz>
27890 PR tree-optimization/34708
27891 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27892 based on number of case labels.
27893 (init_inline_once): Remove switch_cost.
27894 * tree-inline.h (eni_weights_d): Remove switch_cost.
27896 2008-01-09 Richard Guenther <rguenther@suse.de>
27897 Andrew Pinski <andrew_pinski@playstation.sony.com>
27899 PR middle-end/30132
27900 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27901 temporary if an rvalue is ok or an lvalue is not required.
27903 2008-01-09 Richard Guenther <rguenther@suse.de>
27905 PR middle-end/34458
27906 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27907 adjust return type.
27909 2008-01-09 Richard Guenther <rguenther@suse.de>
27911 PR middle-end/34679
27912 * tree.c (host_integerp): Check for sizetype only if the
27913 type is an integer type.
27915 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27918 * opts.c (decode_options): Disable inlining of functions called
27919 once if not in unit-at-a-time mode.
27921 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27923 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27925 2008-01-08 Richard Guenther <rguenther@suse.de>
27927 PR middle-end/31863
27928 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27929 out early if the result will be unused.
27931 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27936 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27937 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27940 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27942 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27943 for vectorization tuned.
27945 2008-01-08 Richard Guenther <rguenther@suse.de>
27947 PR tree-optimization/34683
27948 * tree-ssa-operands.c (operand_build_cmp): Export.
27949 * tree-ssa-operands.h (operand_build_cmp): Declare.
27950 * tree-vn.c (vuses_compare): Remove.
27951 (sort_vuses): Use operand_build_cmp.
27952 (sort_vuses_heap): Likewise.
27953 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27954 to re-use old VEC if available. Do not sort already sorted VUSEs.
27955 (vdefs_to_vec): Do not sort already sorted VDEFs.
27957 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27959 PR middle-end/34694
27960 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27962 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27965 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27966 limitations of reciprocal sequences on x86 targets.
27968 2008-01-08 Richard Guenther <rguenther@suse.de>
27970 PR tree-optimization/34683
27971 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27973 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27976 * config/darwin.c (darwin_mergeable_string_section): Don't use
27977 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27979 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27982 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27983 negxf2. Macroize expander using X87MODEF mode iterator. Change
27984 predicates of op0 and op1 to register_operand.
27985 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27986 expander using X87MODEF mode iterator. Change predicates of
27987 op0 and op1 to register_operand.
27988 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27989 corresponding patterns and macroize using MODEF macro. Change
27990 predicates of op0 and op1 to register_operand and remove
27991 "m" constraint. Disparage "r" alternative with "!".
27992 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27993 macroize using X87MODEF macro. Change predicates of op0 and op1
27994 to register_operand and remove "m" constraint. Disparage "r"
27995 alternative with "!".
27996 (absneg splitter with memory operands): Remove.
27997 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27998 patterns and macroize using X87MODEF mode iterator.
27999 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28000 Change predicate of op1 to register_operand.
28001 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28002 for memory operands.
28004 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28006 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28008 2008-01-07 Richard Guenther <rguenther@suse.de>
28010 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28013 2008-01-07 Richard Guenther <rguenther@suse.de>
28015 PR tree-optimization/34683
28016 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28017 VOPs of the needed size to save memory. Use VEC_quick_push
28018 to save compile-time.
28019 (vdefs_to_vec): Likewise.
28021 2008-01-07 Sa Liu <saliu@de.ibm.com>
28023 * config/spu/spu.md (divdf3): Genetate inline code for double
28024 division. The implementation doesn't handle INF or NAN, therefore it
28025 only applies when -ffinite-math-only is given.
28027 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28030 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28031 * doc/cpp.texi ([Common Predefined Macros]): Document.
28033 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28035 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28036 order to use commutative addition instead of subtraction.
28038 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28039 Mircea Namolaru <namolaru@il.ibm.com>
28040 Vladimir Yanovsky <yanov@il.ibm.com>
28041 Revital Eres <eres@il.ibm.com>
28043 PR tree-optimization/34263
28044 * tree-outof-ssa.c (process_single_block_loop_latch,
28045 contains_tree_r): New functions.
28046 (analyze_edges_for_bb): Call process_single_block_loop_latch
28047 function to empty single-basic-block latch block if possible.
28049 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28051 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28053 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28055 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28057 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28059 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28061 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28063 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28065 PR tree-optimization/34618
28066 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28069 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28072 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28073 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28074 Update copyright year.
28076 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28077 Update copyright year.
28078 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28081 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28083 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28084 edge does not point to current bb before changing need_assert.
28086 2008-01-04 Richard Guenther <rguenther@suse.de>
28088 PR middle-end/34029
28089 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28090 for verifying purposes if they are is_gimple_min_invariant.
28092 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28094 PR tree-optimization/34448
28095 PR tree-optimization/34465
28096 * gimplify.c (gimplify_init_constructor): Add new parameter
28097 notify_temp_creation. Use it.
28098 (gimplify_modify_expr_rhs): Take volatiles into account when
28099 optimizing constructors.
28100 Do not optimize constructors if gimplify_init_constructor will dump to
28102 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28103 * gcc.c-torture/compile/pr34448.c: New.
28105 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28107 PR gcov-profile/34609
28108 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28109 return_slot if result is TREE_ADDRESSABLE.
28111 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28113 * config/mips/mips.md (sqrt_condition): Tweak comment.
28114 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28116 2008-01-03 Tom Tromey <tromey@redhat.com>
28119 * c-common.c (c_type_hash): Handle VLAs.
28121 2008-01-03 Jan Hubicka <jh@suse.cz>
28123 PR tree-optimization/31081
28124 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28125 0 when inlining and not inlining to first basic block.
28126 (remap_decl): When var is initialized to 0, don't set default_def.
28127 (expand_call_inline): Set entry_bb.
28128 * tree-inline.h (copy_body_data): Add entry_bb.
28130 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28133 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28136 PR tree-optimization/29484
28137 * tree-inline.c (inline_forbidden_p_2): New function.
28138 (inline_forbidden_p): Disallow inlining if some static var
28139 has an address of a local LABEL_DECL in its initializer.
28140 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28143 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28145 PR tree-optimization/34635
28146 * tree-data-ref.c (add_other_self_distances): Make sure that the
28147 evolution step is constant.
28149 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28151 PR middle-end/34608
28152 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28154 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28156 * tree-sra.c (scalarize_init): Insert the generate_element_init
28157 statements after the generate_element_zero statements.
28159 2008-01-02 Richard Guenther <rguenther@suse.de>
28161 PR middle-end/34093
28162 PR middle-end/31976
28163 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28164 for very large number of operands instead of ICEing.
28166 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28169 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28170 while stack probing.
28172 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28174 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28177 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28179 PR libmudflap/26442
28180 * tree-mudflap.c (mx_register_decls): Guard warning by
28181 !DECL_ARTIFICIAL check.
28183 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28185 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28186 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28187 sse5_perm<mode>): Fix constraints.